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author | Max Horn | 2011-02-09 01:09:01 +0000 |
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committer | Max Horn | 2011-02-09 01:09:01 +0000 |
commit | 42ab839dd6c8a1570b232101eb97f4e54de57935 (patch) | |
tree | 3b763d8913a87482b793e0348c88b9a5f40eecc9 /sound/softsynth | |
parent | 386203a3d6ce1abf457c9110d695408ec5f01b85 (diff) | |
download | scummvm-rg350-42ab839dd6c8a1570b232101eb97f4e54de57935.tar.gz scummvm-rg350-42ab839dd6c8a1570b232101eb97f4e54de57935.tar.bz2 scummvm-rg350-42ab839dd6c8a1570b232101eb97f4e54de57935.zip |
AUDIO: Rename sound/ dir to audio/
svn-id: r55850
Diffstat (limited to 'sound/softsynth')
47 files changed, 0 insertions, 24594 deletions
diff --git a/sound/softsynth/adlib.cpp b/sound/softsynth/adlib.cpp deleted file mode 100644 index ffb359e816..0000000000 --- a/sound/softsynth/adlib.cpp +++ /dev/null @@ -1,1617 +0,0 @@ -/* ScummVM - Graphic Adventure Engine - * - * ScummVM is the legal property of its developers, whose names - * are too numerous to list here. Please refer to the COPYRIGHT - * file distributed with this source distribution. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version 2 - * of the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. - * - * $URL$ - * $Id$ - */ - -#include "sound/softsynth/emumidi.h" -#include "common/debug.h" -#include "common/util.h" -#include "sound/fmopl.h" -#include "sound/musicplugin.h" -#include "common/translation.h" - -#ifdef DEBUG_ADLIB -static int tick; -#endif - -class MidiDriver_ADLIB; -struct AdLibVoice; - -// We use packing for the following two structs, because the code -// does simply copy them over from byte streams, without any -// serialization. Check AdLibPart::sysEx_customInstrument for an -// example of this. -// -// It might be very well possible, that none of the compilers we support -// add any padding bytes at all, since the structs contain only variables -// of the type 'byte'. But better safe than sorry. -#include "common/pack-start.h" -struct InstrumentExtra { - byte a, b, c, d, e, f, g, h; -} PACKED_STRUCT; - -struct AdLibInstrument { - byte mod_characteristic; - byte mod_scalingOutputLevel; - byte mod_attackDecay; - byte mod_sustainRelease; - byte mod_waveformSelect; - byte car_characteristic; - byte car_scalingOutputLevel; - byte car_attackDecay; - byte car_sustainRelease; - byte car_waveformSelect; - byte feedback; - byte flags_a; - InstrumentExtra extra_a; - byte flags_b; - InstrumentExtra extra_b; - byte duration; - - AdLibInstrument() { memset(this, 0, sizeof(AdLibInstrument)); } -} PACKED_STRUCT; -#include "common/pack-end.h" - -class AdLibPart : public MidiChannel { - friend class MidiDriver_ADLIB; - -protected: -// AdLibPart *_prev, *_next; - AdLibVoice *_voice; - int16 _pitchbend; - byte _pitchbend_factor; - int8 _transpose_eff; - byte _vol_eff; - int8 _detune_eff; - byte _modwheel; - bool _pedal; - byte _program; - byte _pri_eff; - AdLibInstrument _part_instr; - -protected: - MidiDriver_ADLIB *_owner; - bool _allocated; - byte _channel; - - void init(MidiDriver_ADLIB *owner, byte channel); - void allocate() { _allocated = true; } - -public: - AdLibPart() { - _voice = 0; - _pitchbend = 0; - _pitchbend_factor = 2; - _transpose_eff = 0; - _vol_eff = 0; - _detune_eff = 0; - _modwheel = 0; - _pedal = 0; - _program = 0; - _pri_eff = 0; - - _owner = 0; - _allocated = false; - _channel = 0; - } - - MidiDriver *device(); - byte getNumber() { return _channel; } - void release() { _allocated = false; } - - void send (uint32 b); - - // Regular messages - void noteOff(byte note); - void noteOn(byte note, byte velocity); - void programChange(byte program); - void pitchBend(int16 bend); - - // Control Change messages - void controlChange(byte control, byte value); - void modulationWheel(byte value); - void volume(byte value); - void panPosition(byte value) { return; } // Not supported - void pitchBendFactor(byte value); - void detune(byte value); - void priority(byte value); - void sustain(bool value); - void effectLevel(byte value) { return; } // Not supported - void chorusLevel(byte value) { return; } // Not supported - void allNotesOff(); - - // SysEx messages - void sysEx_customInstrument(uint32 type, const byte *instr); -}; - -// FYI (Jamieson630) -// It is assumed that any invocation to AdLibPercussionChannel -// will be done through the MidiChannel base class as opposed to the -// AdLibPart base class. If this were NOT the case, all the functions -// listed below would need to be virtual in AdLibPart as well as MidiChannel. -class AdLibPercussionChannel : public AdLibPart { - friend class MidiDriver_ADLIB; - -protected: - void init(MidiDriver_ADLIB *owner, byte channel); - -public: - ~AdLibPercussionChannel(); - - void noteOff(byte note); - void noteOn(byte note, byte velocity); - void programChange(byte program) { } - void pitchBend(int16 bend) { } - - // Control Change messages - void modulationWheel(byte value) { } - void pitchBendFactor(byte value) { } - void detune(byte value) { } - void priority(byte value) { } - void sustain(bool value) { } - - // SysEx messages - void sysEx_customInstrument(uint32 type, const byte *instr); - -private: - byte _notes[256]; - AdLibInstrument *_customInstruments[256]; -}; - -struct Struct10 { - byte active; - int16 cur_val; - int16 count; - uint16 max_value; - int16 start_value; - byte loop; - byte table_a[4]; - byte table_b[4]; - int8 unk3; - int8 modwheel; - int8 modwheel_last; - uint16 speed_lo_max; - uint16 num_steps; - int16 speed_hi; - int8 direction; - uint16 speed_lo; - uint16 speed_lo_counter; -}; - -struct Struct11 { - int16 modify_val; - byte param, flag0x40, flag0x10; - Struct10 *s10; -}; - -struct AdLibVoice { - AdLibPart *_part; - AdLibVoice *_next, *_prev; - byte _waitforpedal; - byte _note; - byte _channel; - byte _twochan; - byte _vol_1, _vol_2; - int16 _duration; - - Struct10 _s10a; - Struct11 _s11a; - Struct10 _s10b; - Struct11 _s11b; - - AdLibVoice() { memset(this, 0, sizeof(AdLibVoice)); } -}; - -struct AdLibSetParams { - byte a, b, c, d; -}; - -static const byte channel_mappings[9] = { - 0, 1, 2, 8, - 9, 10, 16, 17, - 18 -}; - -static const byte channel_mappings_2[9] = { - 3, 4, 5, 11, - 12, 13, 19, 20, - 21 -}; - -static const AdLibSetParams adlib_setparam_table[] = { - {0x40, 0, 63, 63}, // level - {0xE0, 2, 0, 0}, // unused - {0x40, 6, 192, 0}, // level key scaling - {0x20, 0, 15, 0}, // modulator frequency multiple - {0x60, 4, 240, 15}, // attack rate - {0x60, 0, 15, 15}, // decay rate - {0x80, 4, 240, 15}, // sustain level - {0x80, 0, 15, 15}, // release rate - {0xE0, 0, 3, 0}, // waveformSelect select - {0x20, 7, 128, 0}, // amp mod - {0x20, 6, 64, 0}, // vib - {0x20, 5, 32, 0}, // eg typ - {0x20, 4, 16, 0}, // ksr - {0xC0, 0, 1, 0}, // decay alg - {0xC0, 1, 14, 0} // feedback -}; - -static const byte param_table_1[16] = { - 29, 28, 27, 0, - 3, 4, 7, 8, - 13, 16, 17, 20, - 21, 30, 31, 0 -}; - -static const uint16 maxval_table[16] = { - 0x2FF, 0x1F, 0x7, 0x3F, - 0x0F, 0x0F, 0x0F, 0x3, - 0x3F, 0x0F, 0x0F, 0x0F, - 0x3, 0x3E, 0x1F, 0 -}; - -static const uint16 num_steps_table[] = { - 1, 2, 4, 5, - 6, 7, 8, 9, - 10, 12, 14, 16, - 18, 21, 24, 30, - 36, 50, 64, 82, - 100, 136, 160, 192, - 240, 276, 340, 460, - 600, 860, 1200, 1600 -}; - -static const byte note_to_f_num[] = { - 90, 91, 92, 92, 93, 94, 94, 95, - 96, 96, 97, 98, 98, 99, 100, 101, - 101, 102, 103, 104, 104, 105, 106, 107, - 107, 108, 109, 110, 111, 111, 112, 113, - 114, 115, 115, 116, 117, 118, 119, 120, - 121, 121, 122, 123, 124, 125, 126, 127, - 128, 129, 130, 131, 132, 132, 133, 134, - 135, 136, 137, 138, 139, 140, 141, 142, - 143, 145, 146, 147, 148, 149, 150, 151, - 152, 153, 154, 155, 157, 158, 159, 160, - 161, 162, 163, 165, 166, 167, 168, 169, - 171, 172, 173, 174, 176, 177, 178, 180, - 181, 182, 184, 185, 186, 188, 189, 190, - 192, 193, 194, 196, 197, 199, 200, 202, - 203, 205, 206, 208, 209, 211, 212, 214, - 215, 217, 218, 220, 222, 223, 225, 226, - 228, 230, 231, 233, 235, 236, 238, 240, - 242, 243, 245, 247, 249, 251, 252, 254 -}; - -static const byte map_gm_to_fm[128][30] = { - // 0x00 -{ 0xC2, 0xC5, 0x2B, 0x99, 0x58, 0xC2, 0x1F, 0x1E, 0xC8, 0x7C, 0x0A, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x23 }, -{ 0x22, 0x53, 0x0E, 0x8A, 0x30, 0x14, 0x06, 0x1D, 0x7A, 0x5C, 0x06, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x00 }, -{ 0x06, 0x00, 0x1C, 0x79, 0x40, 0x02, 0x00, 0x4B, 0x79, 0x58, 0x08, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x00 }, -{ 0xC2, 0x89, 0x2A, 0x89, 0x49, 0xC2, 0x16, 0x1C, 0xB8, 0x7C, 0x04, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x23 }, -{ 0xC2, 0x17, 0x3D, 0x6A, 0x00, 0xC4, 0x2E, 0x2D, 0xC9, 0x20, 0x00, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x00 }, -{ 0x06, 0x1E, 0x1C, 0x99, 0x00, 0x02, 0x3A, 0x4C, 0x79, 0x00, 0x0C, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x00 }, -{ 0x84, 0x40, 0x3B, 0x5A, 0x6F, 0x81, 0x0E, 0x3B, 0x5A, 0x7F, 0x0B, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x00 }, -{ 0x84, 0x40, 0x3B, 0x5A, 0x63, 0x81, 0x00, 0x3B, 0x5A, 0x7F, 0x01, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x00 }, -{ 0x8C, 0x80, 0x05, 0xEA, 0x59, 0x82, 0x0A, 0x3C, 0xAA, 0x64, 0x07, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x00 }, -{ 0x85, 0x40, 0x0D, 0xEC, 0x71, 0x84, 0x58, 0x3E, 0xCB, 0x7C, 0x01, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x00 }, -{ 0x8A, 0xC0, 0x0C, 0xDC, 0x50, 0x88, 0x58, 0x3D, 0xDA, 0x7C, 0x01, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x00 }, -{ 0xC9, 0x40, 0x2B, 0x78, 0x42, 0xC2, 0x04, 0x4C, 0x8A, 0x7C, 0x00, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x1A }, -{ 0x2A, 0x0E, 0x17, 0x89, 0x28, 0x22, 0x0C, 0x1B, 0x09, 0x70, 0x0A, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x00 }, -{ 0xE7, 0x9B, 0x08, 0x08, 0x26, 0xE2, 0x06, 0x0A, 0x08, 0x70, 0x0A, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x00 }, -{ 0xC5, 0x05, 0x00, 0xFC, 0x40, 0x84, 0x00, 0x00, 0xDC, 0x50, 0x08, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x00 }, -{ 0x86, 0x40, 0x5D, 0x5A, 0x41, 0x81, 0x00, 0x0B, 0x5A, 0x7F, 0x00, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x00 }, - // 0x10 -{ 0xED, 0x00, 0x7B, 0xC8, 0x40, 0xE1, 0x99, 0x4A, 0xE9, 0x7E, 0x07, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x00 }, -{ 0xE8, 0x4F, 0x3A, 0xD7, 0x7C, 0xE2, 0x97, 0x49, 0xF9, 0x7D, 0x05, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x00 }, -{ 0xE1, 0x10, 0x2F, 0xF7, 0x7D, 0xF3, 0x45, 0x8F, 0xC7, 0x62, 0x07, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x00 }, -{ 0x01, 0x8C, 0x9F, 0xDA, 0x70, 0xE4, 0x50, 0x9F, 0xDA, 0x6A, 0x09, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x00 }, -{ 0x08, 0xD5, 0x9D, 0xA5, 0x45, 0xE2, 0x3F, 0x9F, 0xD6, 0x49, 0x07, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x00 }, -{ 0xE5, 0x0F, 0x7D, 0xB8, 0x2E, 0xA2, 0x0F, 0x7C, 0xC7, 0x61, 0x04, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x00 }, -{ 0xF2, 0x2A, 0x9F, 0xDB, 0x01, 0xE1, 0x04, 0x8F, 0xD7, 0x62, 0x0A, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x00 }, -{ 0xE4, 0x88, 0x9C, 0x50, 0x64, 0xE2, 0x18, 0x70, 0xC4, 0x7C, 0x0B, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x00 }, -{ 0x02, 0xA3, 0x0D, 0xDA, 0x01, 0xC2, 0x35, 0x5D, 0x58, 0x00, 0x06, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x18 }, -{ 0x42, 0x55, 0x3E, 0xEB, 0x24, 0xD4, 0x08, 0x0D, 0xA9, 0x71, 0x04, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x18 }, -{ 0xC2, 0x00, 0x2B, 0x17, 0x51, 0xC2, 0x1E, 0x4D, 0x97, 0x7C, 0x00, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x19 }, -{ 0xC6, 0x01, 0x2D, 0xA7, 0x44, 0xC2, 0x06, 0x0E, 0xA7, 0x79, 0x06, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x00 }, -{ 0xC2, 0x0C, 0x06, 0x06, 0x55, 0xC2, 0x3F, 0x09, 0x86, 0x7D, 0x0A, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x0A }, -{ 0xC2, 0x2E, 0x4F, 0x77, 0x00, 0xC4, 0x08, 0x0E, 0x98, 0x59, 0x0A, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x00 }, -{ 0xC2, 0x30, 0x4F, 0xCA, 0x01, 0xC4, 0x0D, 0x0E, 0xB8, 0x7F, 0x08, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x00 }, -{ 0xC4, 0x29, 0x4F, 0xCA, 0x03, 0xC8, 0x0D, 0x0C, 0xB7, 0x7D, 0x00, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x0B }, - // 0x20 -{ 0xC2, 0x40, 0x3C, 0x96, 0x58, 0xC4, 0xDE, 0x0E, 0xC7, 0x7C, 0x00, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x20 }, -{ 0x31, 0x13, 0x2D, 0xD7, 0x3C, 0xE2, 0x18, 0x2E, 0xB8, 0x7C, 0x08, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x00 }, -{ 0x22, 0x86, 0x0D, 0xD7, 0x50, 0xE4, 0x18, 0x5E, 0xB8, 0x7C, 0x06, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x28 }, -{ 0xF2, 0x0A, 0x0D, 0xD7, 0x40, 0xE4, 0x1F, 0x5E, 0xB8, 0x7C, 0x0A, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x00 }, -{ 0xF2, 0x09, 0x4B, 0xD6, 0x48, 0xE4, 0x1F, 0x1C, 0xB8, 0x7C, 0x0A, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x28 }, -{ 0x62, 0x11, 0x0C, 0xE6, 0x3C, 0xE4, 0x1F, 0x0C, 0xC8, 0x7C, 0x0A, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x00 }, -{ 0xE2, 0x12, 0x3D, 0xE6, 0x34, 0xE4, 0x1F, 0x7D, 0xB8, 0x7C, 0x0A, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x00 }, -{ 0xE2, 0x13, 0x3D, 0xE6, 0x34, 0xE4, 0x1F, 0x5D, 0xB8, 0x7D, 0x08, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x00 }, -{ 0xA2, 0x40, 0x5D, 0xBA, 0x3F, 0xE2, 0x00, 0x8F, 0xD8, 0x79, 0x00, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x00 }, -{ 0xE2, 0x40, 0x3D, 0xDA, 0x3B, 0xE1, 0x00, 0x7E, 0xD8, 0x7A, 0x04, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x00 }, -{ 0x62, 0x00, 0x6D, 0xFA, 0x5D, 0xE2, 0x00, 0x8F, 0xC8, 0x79, 0x04, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x00 }, -{ 0xE1, 0x00, 0x4E, 0xDB, 0x4A, 0xE3, 0x18, 0x6F, 0xE9, 0x7E, 0x00, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x00 }, -{ 0xE1, 0x00, 0x4E, 0xDB, 0x66, 0xE2, 0x00, 0x7F, 0xE9, 0x7E, 0x06, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x00 }, -{ 0x02, 0x0F, 0x66, 0xAA, 0x51, 0x02, 0x64, 0x29, 0xF9, 0x7C, 0x08, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x04 }, -{ 0x16, 0x4A, 0x04, 0xBA, 0x39, 0xC2, 0x58, 0x2D, 0xCA, 0x7C, 0x0A, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x03 }, -{ 0x02, 0x00, 0x01, 0x7A, 0x79, 0x02, 0x3F, 0x28, 0xEA, 0x7C, 0x08, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x02 }, - // 0x30 -{ 0x62, 0x53, 0x9C, 0xBA, 0x31, 0x62, 0x5B, 0xAD, 0xC9, 0x55, 0x04, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x00 }, -{ 0xF2, 0x40, 0x6E, 0xDA, 0x49, 0xE2, 0x13, 0x8F, 0xF9, 0x7D, 0x08, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x00 }, -{ 0xE2, 0x40, 0x8F, 0xFA, 0x50, 0xF2, 0x04, 0x7F, 0xFA, 0x7D, 0x0A, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x00 }, -{ 0xE4, 0xA0, 0xCE, 0x5B, 0x02, 0xE2, 0x32, 0x7F, 0xFB, 0x3D, 0x04, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x00 }, -{ 0xE6, 0x80, 0x9C, 0x99, 0x42, 0xE2, 0x04, 0x7D, 0x78, 0x60, 0x04, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x00 }, -{ 0xEA, 0xA0, 0xAC, 0x67, 0x02, 0xE2, 0x00, 0x7C, 0x7A, 0x7C, 0x06, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x00 }, -{ 0xE7, 0x94, 0xAD, 0xB7, 0x03, 0xE2, 0x00, 0x7C, 0xBA, 0x7C, 0x00, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x00 }, -{ 0xC3, 0x3F, 0x4B, 0xE9, 0x7E, 0xC1, 0x3F, 0x9B, 0xF9, 0x7F, 0x0B, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x06 }, -{ 0xB2, 0x20, 0xAD, 0xE9, 0x00, 0x62, 0x05, 0x8F, 0xC8, 0x68, 0x0E, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x00 }, -{ 0xF2, 0x00, 0x8F, 0xFB, 0x50, 0xF6, 0x47, 0x8F, 0xE9, 0x68, 0x08, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x00 }, -{ 0xF2, 0x00, 0xAF, 0x88, 0x58, 0xF2, 0x54, 0x6E, 0xC9, 0x7C, 0x0A, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x00 }, -{ 0xF2, 0x2A, 0x9F, 0x98, 0x01, 0xE2, 0x84, 0x4E, 0x78, 0x6C, 0x0E, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x00 }, -{ 0xE2, 0x02, 0x9F, 0xB8, 0x48, 0x22, 0x89, 0x9F, 0xE8, 0x7C, 0x00, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x00 }, -{ 0xE2, 0x2A, 0x7F, 0xB8, 0x01, 0xE4, 0x00, 0x0D, 0xC5, 0x7C, 0x0C, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x00 }, -{ 0xE4, 0x28, 0x8E, 0xE8, 0x01, 0xF2, 0x00, 0x4D, 0xD6, 0x7D, 0x0C, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x00 }, -{ 0x62, 0x23, 0x8F, 0xEA, 0x00, 0xF2, 0x00, 0x5E, 0xD9, 0x7C, 0x0C, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x00 }, - // 0x40 -{ 0xB4, 0x26, 0x6E, 0x98, 0x01, 0x62, 0x00, 0x7D, 0xC8, 0x7D, 0x00, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x00 }, -{ 0xE2, 0x2E, 0x20, 0xD9, 0x01, 0xF2, 0x0F, 0x90, 0xF8, 0x78, 0x0E, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x00 }, -{ 0xE4, 0x28, 0x7E, 0xF8, 0x01, 0xE2, 0x23, 0x8E, 0xE8, 0x7D, 0x08, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x00 }, -{ 0xB8, 0x28, 0x9E, 0x98, 0x01, 0x62, 0x00, 0x3D, 0xC8, 0x7D, 0x08, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x00 }, -{ 0x62, 0x00, 0x8E, 0xC9, 0x3D, 0xE6, 0x00, 0x7E, 0xD8, 0x68, 0x0A, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x00 }, -{ 0xE2, 0x00, 0x5F, 0xF9, 0x48, 0xE6, 0x98, 0x8F, 0xF8, 0x7D, 0x08, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x00 }, -{ 0x62, 0x0C, 0x6E, 0xD8, 0x3D, 0x2A, 0x06, 0x7D, 0xD8, 0x58, 0x04, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x00 }, -{ 0xE4, 0x00, 0x7E, 0x89, 0x38, 0xE6, 0x84, 0x80, 0xF8, 0x68, 0x0C, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x00 }, -{ 0xE4, 0x80, 0x6C, 0xD9, 0x30, 0xE2, 0x00, 0x8D, 0xC8, 0x7C, 0x00, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x00 }, -{ 0xE2, 0x80, 0x88, 0x48, 0x40, 0xE2, 0x0A, 0x7D, 0xA8, 0x7C, 0x08, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x00 }, -{ 0xE4, 0x00, 0x77, 0xC5, 0x54, 0xE2, 0x00, 0x9E, 0xD7, 0x70, 0x06, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x00 }, -{ 0xE4, 0x80, 0x86, 0xB9, 0x64, 0xE2, 0x05, 0x9F, 0xD7, 0x78, 0x0A, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x00 }, -{ 0xE2, 0x00, 0x68, 0x68, 0x56, 0xE2, 0x08, 0x9B, 0xB3, 0x7C, 0x08, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x00 }, -{ 0xE4, 0x00, 0xA6, 0x87, 0x41, 0xE2, 0x0A, 0x7E, 0xC9, 0x7C, 0x06, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x00 }, -{ 0xE4, 0x80, 0x9A, 0xB8, 0x48, 0xE2, 0x00, 0x9E, 0xF9, 0x60, 0x09, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x00 }, -{ 0xE2, 0x80, 0x8E, 0x64, 0x68, 0xE2, 0x28, 0x6F, 0x73, 0x7C, 0x01, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x00 }, - // 0x50 -{ 0xE8, 0x00, 0x7D, 0x99, 0x54, 0xE6, 0x80, 0x80, 0xF8, 0x7C, 0x0C, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x00 }, -{ 0xE6, 0x00, 0x9F, 0xB9, 0x6D, 0xE1, 0x00, 0x8F, 0xC8, 0x7D, 0x02, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x00 }, -{ 0xE4, 0x00, 0x09, 0x68, 0x4A, 0xE2, 0x2B, 0x9E, 0xF3, 0x7C, 0x0E, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x00 }, -{ 0xC4, 0x00, 0x99, 0xE8, 0x3B, 0xE2, 0x25, 0x6F, 0x93, 0x7C, 0x0E, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x00 }, -{ 0xE6, 0x00, 0x6F, 0xDA, 0x69, 0xE2, 0x05, 0x2F, 0xD8, 0x6A, 0x08, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x00 }, -{ 0xEC, 0x60, 0x9D, 0xC7, 0x00, 0xE2, 0x21, 0x7F, 0xC9, 0x7C, 0x06, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x00 }, -{ 0xE3, 0x00, 0x0F, 0xF7, 0x7D, 0xE1, 0x3F, 0x0F, 0xA7, 0x01, 0x0D, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x00 }, -{ 0xE4, 0xA9, 0x0F, 0xA8, 0x02, 0xE2, 0x3C, 0x5F, 0xDA, 0x3C, 0x0E, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x00 }, -{ 0xE8, 0x40, 0x0D, 0x89, 0x7D, 0xE2, 0x17, 0x7E, 0xD9, 0x7C, 0x07, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x00 }, -{ 0xE1, 0x00, 0xDF, 0x8A, 0x56, 0xE2, 0x5E, 0xCF, 0xBA, 0x7E, 0x08, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x00 }, -{ 0xE2, 0x00, 0x0B, 0x68, 0x60, 0xE2, 0x01, 0x9E, 0xB8, 0x7C, 0x0A, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x00 }, -{ 0xEA, 0x00, 0xAE, 0xAB, 0x49, 0xE2, 0x00, 0xAE, 0xBA, 0x6C, 0x08, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x00 }, -{ 0xEB, 0x80, 0x8C, 0xCB, 0x3A, 0xE2, 0x86, 0xAF, 0xCA, 0x7C, 0x08, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x00 }, -{ 0xE5, 0x40, 0xDB, 0x3B, 0x3C, 0xE2, 0x80, 0xBE, 0xCA, 0x71, 0x00, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x00 }, -{ 0xE4, 0x00, 0x9E, 0xAA, 0x3D, 0xE1, 0x43, 0x0F, 0xBA, 0x7E, 0x04, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x00 }, -{ 0xE7, 0x40, 0xEC, 0xCA, 0x44, 0xE2, 0x03, 0xBF, 0xBA, 0x66, 0x02, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x00 }, - // 0x60 -{ 0xEA, 0x00, 0x68, 0xB8, 0x48, 0xE2, 0x0A, 0x8E, 0xB8, 0x7C, 0x0C, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x00 }, -{ 0x61, 0x00, 0xBE, 0x99, 0x7E, 0xE3, 0x40, 0xCF, 0xCA, 0x7D, 0x09, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x00 }, -{ 0xCD, 0x00, 0x0B, 0x00, 0x48, 0xC2, 0x58, 0x0C, 0x00, 0x7C, 0x0C, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x1C }, -{ 0xE2, 0x00, 0x0E, 0x00, 0x52, 0xE2, 0x58, 0x5F, 0xD0, 0x7D, 0x08, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x00 }, -{ 0xCC, 0x00, 0x7D, 0xDA, 0x40, 0xC2, 0x00, 0x5E, 0x9B, 0x58, 0x0C, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x00 }, -{ 0xE9, 0xC0, 0xEE, 0xD8, 0x43, 0xE2, 0x05, 0xDD, 0xAA, 0x70, 0x06, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x00 }, -{ 0xDA, 0x00, 0x8F, 0xAC, 0x4A, 0x22, 0x05, 0x8D, 0x8A, 0x75, 0x02, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x00 }, -{ 0x62, 0x8A, 0xCB, 0x7A, 0x74, 0xE6, 0x56, 0xAF, 0xDB, 0x70, 0x02, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x00 }, -{ 0xC2, 0x41, 0xAC, 0x5B, 0x5B, 0xC2, 0x80, 0x0D, 0xCB, 0x7D, 0x0A, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x12 }, -{ 0x75, 0x00, 0x0E, 0xCB, 0x5A, 0xE2, 0x1E, 0x0A, 0xC9, 0x7D, 0x0A, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x10 }, -{ 0x41, 0x00, 0x0E, 0xEA, 0x53, 0xC2, 0x00, 0x08, 0xCA, 0x7C, 0x08, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x07 }, -{ 0xC1, 0x40, 0x0C, 0x59, 0x6A, 0xC2, 0x80, 0x3C, 0xAB, 0x7C, 0x08, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x0D }, -{ 0x4B, 0x00, 0x0A, 0xF5, 0x61, 0xC2, 0x19, 0x0C, 0xE9, 0x7C, 0x08, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x07 }, -{ 0x62, 0x00, 0x7F, 0xD8, 0x54, 0xEA, 0x00, 0x8F, 0xD8, 0x7D, 0x0A, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x00 }, -{ 0xE1, 0x00, 0x7F, 0xD9, 0x56, 0xE1, 0x00, 0x8F, 0xD8, 0x7E, 0x06, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x00 }, -{ 0xE1, 0x00, 0x7F, 0xD9, 0x56, 0xE1, 0x00, 0x8F, 0xD8, 0x7E, 0x06, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x00 }, - // 0x70 -{ 0xCF, 0x40, 0x09, 0xEA, 0x54, 0xC4, 0x00, 0x0C, 0xDB, 0x64, 0x08, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x02 }, -{ 0xCF, 0x40, 0x0C, 0xAA, 0x54, 0xC4, 0x00, 0x18, 0xF9, 0x64, 0x0C, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x02 }, -{ 0xC9, 0x0E, 0x88, 0xD9, 0x3E, 0xC2, 0x08, 0x1A, 0xEA, 0x6C, 0x0C, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x05 }, -{ 0x03, 0x00, 0x15, 0x00, 0x64, 0x02, 0x00, 0x08, 0x00, 0x7C, 0x09, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x02 }, -{ 0x01, 0x00, 0x47, 0xD7, 0x6C, 0x01, 0x3F, 0x0C, 0xFB, 0x7C, 0x0A, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x04 }, -{ 0x00, 0x00, 0x36, 0x67, 0x7C, 0x01, 0x3F, 0x0E, 0xFA, 0x7C, 0x00, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x05 }, -{ 0x02, 0x00, 0x36, 0x68, 0x7C, 0x01, 0x3F, 0x0E, 0xFA, 0x7C, 0x00, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x05 }, -{ 0xCB, 0x00, 0xAF, 0x00, 0x7E, 0xC0, 0x00, 0xC0, 0x06, 0x7F, 0x0E, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x0F }, -{ 0x05, 0x0D, 0x80, 0xA6, 0x7F, 0x0B, 0x38, 0xA9, 0xD8, 0x00, 0x0E, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x04 }, -{ 0x0F, 0x00, 0x90, 0xFA, 0x68, 0x06, 0x00, 0xA7, 0x39, 0x54, 0x0E, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x06 }, -{ 0xC9, 0x15, 0xDD, 0xFF, 0x7C, 0x00, 0x00, 0xE7, 0xFC, 0x6C, 0x0E, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x38 }, -{ 0x48, 0x3C, 0x30, 0xF6, 0x03, 0x0A, 0x38, 0x97, 0xE8, 0x00, 0x0E, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x04 }, -{ 0x07, 0x80, 0x0B, 0xC8, 0x65, 0x02, 0x3F, 0x0C, 0xEA, 0x7C, 0x0F, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x05 }, -{ 0x00, 0x21, 0x66, 0x40, 0x03, 0x00, 0x3F, 0x47, 0x00, 0x00, 0x0E, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x02 }, -{ 0x08, 0x00, 0x0B, 0x3C, 0x7C, 0x08, 0x3F, 0x06, 0xF3, 0x00, 0x0E, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x02 }, -{ 0x00, 0x3F, 0x4C, 0xFB, 0x00, 0x00, 0x3F, 0x0A, 0xE9, 0x7C, 0x0E, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x05 } -}; - -static byte gm_percussion_to_fm[39][30] = { -{ 0x1A, 0x3F, 0x15, 0x05, 0x7C, 0x02, 0x21, 0x2B, 0xE4, 0x7C, 0x0E, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x06 }, -{ 0x11, 0x12, 0x04, 0x07, 0x7C, 0x02, 0x23, 0x0B, 0xE5, 0x7C, 0x0E, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x05 }, -{ 0x0A, 0x3F, 0x0B, 0x01, 0x7C, 0x1F, 0x1C, 0x46, 0xD0, 0x7C, 0x0E, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x01 }, -{ 0x00, 0x3F, 0x0F, 0x00, 0x7C, 0x10, 0x12, 0x07, 0x00, 0x7C, 0x0E, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x02 }, -{ 0x0F, 0x3F, 0x0B, 0x00, 0x7C, 0x1F, 0x0F, 0x19, 0xD0, 0x7C, 0x0E, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x02 }, -{ 0x00, 0x3F, 0x1F, 0x00, 0x7E, 0x1F, 0x16, 0x07, 0x00, 0x7C, 0x0E, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x03 }, -{ 0x12, 0x3F, 0x05, 0x06, 0x7C, 0x03, 0x1F, 0x4A, 0xD9, 0x7C, 0x0E, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x03 }, -{ 0xCF, 0x7F, 0x08, 0xFF, 0x7E, 0x00, 0xC7, 0x2D, 0xF7, 0x73, 0x0E, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x02 }, -{ 0x12, 0x3F, 0x05, 0x06, 0x7C, 0x43, 0x21, 0x0C, 0xE9, 0x7C, 0x0E, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x03 }, -{ 0xCF, 0x7F, 0x08, 0xCF, 0x7E, 0x00, 0x45, 0x2A, 0xF8, 0x4B, 0x0E, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x0C }, -{ 0x12, 0x3F, 0x06, 0x17, 0x7C, 0x03, 0x27, 0x0B, 0xE9, 0x7C, 0x0E, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x03 }, -{ 0xCF, 0x7F, 0x08, 0xCD, 0x7E, 0x00, 0x40, 0x1A, 0x69, 0x63, 0x0E, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x0C }, -{ 0x13, 0x3F, 0x05, 0x06, 0x7C, 0x03, 0x17, 0x0A, 0xD9, 0x7C, 0x0E, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x03 }, -{ 0x15, 0x3F, 0x05, 0x06, 0x7C, 0x03, 0x21, 0x0C, 0xE9, 0x7C, 0x0E, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x03 }, -{ 0xCF, 0x3F, 0x2B, 0xFB, 0x7E, 0xC0, 0x1E, 0x1A, 0xCA, 0x7F, 0x0E, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x10 }, -{ 0x17, 0x3F, 0x04, 0x09, 0x7C, 0x03, 0x22, 0x0D, 0xE9, 0x7C, 0x0E, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x03 }, -{ 0xCF, 0x3F, 0x0F, 0x5E, 0x7C, 0xC6, 0x13, 0x00, 0xCA, 0x7F, 0x04, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x03 }, -{ 0xCF, 0x3F, 0x7E, 0x9D, 0x7C, 0xC8, 0xC0, 0x0A, 0xBA, 0x74, 0x0E, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x06 }, -{ 0xCF, 0x3F, 0x4D, 0x9F, 0x7C, 0xC6, 0x00, 0x08, 0xDA, 0x5B, 0x04, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x04 }, -{ 0xCF, 0x3F, 0x5D, 0xAA, 0x7A, 0xC0, 0xA4, 0x67, 0x99, 0x7C, 0x0A, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x02 }, -{ 0xCF, 0x3F, 0x4A, 0xFD, 0x7C, 0xCF, 0x00, 0x59, 0xEA, 0x7C, 0x0E, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x02 }, -{ 0x0F, 0x18, 0x0A, 0xFA, 0x57, 0x06, 0x07, 0x06, 0x39, 0x7C, 0x0A, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x02 }, -{ 0xCF, 0x3F, 0x2B, 0xFC, 0x7C, 0xCC, 0xC6, 0x0B, 0xEA, 0x7F, 0x0E, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x10 }, -{ 0x05, 0x1A, 0x04, 0x00, 0x7C, 0x12, 0x10, 0x0C, 0xEA, 0x7C, 0x0E, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x07 }, -{ 0x04, 0x19, 0x04, 0x00, 0x7C, 0x12, 0x10, 0x2C, 0xEA, 0x7C, 0x0E, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x04 }, -{ 0x04, 0x0A, 0x04, 0x00, 0x6C, 0x01, 0x07, 0x0D, 0xFA, 0x74, 0x0E, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x07 }, -{ 0x15, 0x14, 0x05, 0x00, 0x7D, 0x01, 0x07, 0x5C, 0xE9, 0x7C, 0x0E, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x05 }, -{ 0x10, 0x10, 0x05, 0x08, 0x7C, 0x01, 0x08, 0x0D, 0xEA, 0x7C, 0x0E, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x05 }, -{ 0x11, 0x00, 0x06, 0x87, 0x7F, 0x02, 0x40, 0x09, 0x59, 0x68, 0x0E, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x08 }, -{ 0x13, 0x26, 0x04, 0x6A, 0x7F, 0x01, 0x00, 0x08, 0x5A, 0x7C, 0x0E, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x08 }, -{ 0xCF, 0x4E, 0x0C, 0xAA, 0x50, 0xC4, 0x00, 0x18, 0xF9, 0x54, 0x04, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x02 }, -{ 0xCF, 0x4E, 0x0C, 0xAA, 0x50, 0xC3, 0x00, 0x18, 0xF8, 0x54, 0x04, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x02 }, -{ 0xCB, 0x3F, 0x8F, 0x00, 0x7E, 0xC5, 0x00, 0x98, 0xD6, 0x5F, 0x0E, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x0D }, -{ 0x0C, 0x18, 0x87, 0xB3, 0x7F, 0x19, 0x10, 0x55, 0x75, 0x7C, 0x0E, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x02 }, -{ 0x05, 0x11, 0x15, 0x00, 0x64, 0x02, 0x08, 0x08, 0x00, 0x5C, 0x09, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x02 }, -{ 0x04, 0x08, 0x15, 0x00, 0x48, 0x01, 0x08, 0x08, 0x00, 0x60, 0x08, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x02 }, -{ 0xDA, 0x00, 0x53, 0x30, 0x68, 0x07, 0x1E, 0x49, 0xC4, 0x7E, 0x03, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x00 }, -{ 0x1C, 0x00, 0x07, 0xBC, 0x6C, 0x0C, 0x14, 0x0B, 0x6A, 0x7E, 0x0B, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x03 }, -{ 0x0A, 0x0E, 0x7F, 0x00, 0x7D, 0x13, 0x20, 0x28, 0x03, 0x7C, 0x06, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0x00 } -}; - -static const byte gm_percussion_lookup[128] = { - 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, - 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, - 0xFF, 0xFF, 0xFF, 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0A, 0x0B, 0x0C, - 0x0D, 0x0E, 0x0F, 0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0xFF, 0xFF, 0x17, 0x18, 0x19, 0x1A, - 0x1B, 0x1C, 0x1D, 0x1E, 0x1F, 0x20, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0x21, 0x22, 0x23, 0xFF, 0xFF, - 0x24, 0x25, 0xFF, 0xFF, 0xFF, 0x26, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, - 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, - 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF -}; - -static byte lookup_table[64][32]; - -static const byte volume_table[] = { - 0, 4, 7, 11, - 13, 16, 18, 20, - 22, 24, 26, 27, - 29, 30, 31, 33, - 34, 35, 36, 37, - 38, 39, 40, 41, - 42, 43, 44, 44, - 45, 46, 47, 47, - 48, 49, 49, 50, - 51, 51, 52, 53, - 53, 54, 54, 55, - 55, 56, 56, 57, - 57, 58, 58, 59, - 59, 60, 60, 60, - 61, 61, 62, 62, - 62, 63, 63, 63 -}; - -static int lookup_volume(int a, int b) { - if (b == 0) - return 0; - - if (b == 31) - return a; - - if (a < -63 || a > 63) { - return b * (a + 1) >> 5; - } - - if (b < 0) { - if (a < 0) { - return lookup_table[-a][-b]; - } else { - return -lookup_table[a][-b]; - } - } else { - if (a < 0) { - return -lookup_table[-a][b]; - } else { - return lookup_table[a][b]; - } - } -} - -static void create_lookup_table() { - int i, j; - int sum; - - for (i = 0; i < 64; i++) { - sum = i; - for (j = 0; j < 32; j++) { - lookup_table[i][j] = sum >> 5; - sum += i; - } - } - for (i = 0; i < 64; i++) - lookup_table[i][0] = 0; -} - -//////////////////////////////////////// -// -// AdLib MIDI driver -// -//////////////////////////////////////// - -class MidiDriver_ADLIB : public MidiDriver_Emulated { - friend class AdLibPart; - friend class AdLibPercussionChannel; - -public: - MidiDriver_ADLIB(Audio::Mixer *mixer); - - int open(); - void close(); - void send(uint32 b); - void send(byte channel, uint32 b); // Supports higher than channel 15 - uint32 property(int prop, uint32 param); - - void setPitchBendRange(byte channel, uint range); - void sysEx_customInstrument(byte channel, uint32 type, const byte *instr); - - MidiChannel *allocateChannel(); - MidiChannel *getPercussionChannel() { return &_percussion; } // Percussion partially supported - - - // AudioStream API - bool isStereo() const { return false; } - int getRate() const { return _mixer->getOutputRate(); } - -private: - bool _scummSmallHeader; // FIXME: This flag controls a special mode for SCUMM V3 games - - FM_OPL *_opl; - byte *_adlib_reg_cache; - - int _adlib_timer_counter; - - uint16 channel_table_2[9]; - int _voice_index; - int _timer_p; - int _timer_q; - uint16 curnote_table[9]; - AdLibVoice _voices[9]; - AdLibPart _parts[32]; - AdLibPercussionChannel _percussion; - - void generateSamples(int16 *buf, int len); - void onTimer(); - void part_key_on(AdLibPart *part, AdLibInstrument *instr, byte note, byte velocity); - void part_key_off(AdLibPart *part, byte note); - - void adlib_key_off(int chan); - void adlib_note_on(int chan, byte note, int mod); - void adlib_note_on_ex(int chan, byte note, int mod); - int adlib_get_reg_value_param(int chan, byte data); - void adlib_setup_channel(int chan, AdLibInstrument * instr, byte vol_1, byte vol_2); - byte adlib_get_reg_value(byte reg) { - return _adlib_reg_cache[reg]; - } - void adlib_set_param(int channel, byte param, int value); - void adlib_key_onoff(int channel); - void adlib_write(byte reg, byte value); - void adlib_playnote(int channel, int note); - - AdLibVoice *allocate_voice(byte pri); - - void mc_off(AdLibVoice * voice); - - static void link_mc(AdLibPart *part, AdLibVoice *voice); - void mc_inc_stuff(AdLibVoice *voice, Struct10 * s10, Struct11 * s11); - void mc_init_stuff(AdLibVoice *voice, Struct10 * s10, Struct11 * s11, byte flags, - InstrumentExtra * ie); - - void struct10_init(Struct10 * s10, InstrumentExtra * ie); - static byte struct10_ontimer(Struct10 * s10, Struct11 * s11); - static void struct10_setup(Struct10 * s10); - static int random_nr(int a); - void mc_key_on(AdLibVoice *voice, AdLibInstrument *instr, byte note, byte velocity); -}; - -// MidiChannel method implementations - -void AdLibPart::init(MidiDriver_ADLIB *owner, byte channel) { - _owner = owner; - _channel = channel; - _pri_eff = 127; - programChange(0); -} - -MidiDriver *AdLibPart::device() { - return _owner; -} - -void AdLibPart::send(uint32 b) { - _owner->send(_channel, b); -} - -void AdLibPart::noteOff(byte note) { -#ifdef DEBUG_ADLIB - debug(6, "%10d: noteOff(%d)", tick, note); -#endif - _owner->part_key_off(this, note); -} - -void AdLibPart::noteOn(byte note, byte velocity) { -#ifdef DEBUG_ADLIB - debug(6, "%10d: noteOn(%d,%d)", tick, note, velocity); -#endif - _owner->part_key_on(this, &_part_instr, note, velocity); -} - -void AdLibPart::programChange(byte program) { - if (program > 127) - return; - - uint i; - uint count = 0; - for (i = 0; i < ARRAYSIZE(map_gm_to_fm[0]); ++i) - count += map_gm_to_fm[program][i]; - if (!count) - warning("No AdLib instrument defined for GM program %d", (int) program); - _program = program; - memcpy(&_part_instr, &map_gm_to_fm[program], sizeof(AdLibInstrument)); -} - -void AdLibPart::pitchBend(int16 bend) { - AdLibVoice *voice; - - _pitchbend = bend; - for (voice = _voice; voice; voice = voice->_next) { - _owner->adlib_note_on(voice->_channel, voice->_note + _transpose_eff, - (_pitchbend * _pitchbend_factor >> 6) + _detune_eff); - } -} - -void AdLibPart::controlChange(byte control, byte value) { - switch (control) { - case 0: - case 32: - break; // Bank select. Not supported - case 1: modulationWheel(value); break; - case 7: volume(value); break; - case 10: break; // Pan position. Not supported. - case 16: pitchBendFactor(value); break; - case 17: detune(value); break; - case 18: priority(value); break; - case 64: sustain(value > 0); break; - case 91: break; // Effects level. Not supported. - case 93: break; // Chorus level. Not supported. - case 119: break; // Unknown, used in Simon the Sorcerer 2 - case 121: // reset all controllers - modulationWheel(0); - pitchBendFactor(0); - detune(0); - sustain(0); - break; - case 123: allNotesOff(); break; - default: - warning("AdLib: Unknown control change message %d (%d)", (int) control, (int)value); - } -} - -void AdLibPart::modulationWheel(byte value) { - AdLibVoice *voice; - - _modwheel = value; - for (voice = _voice; voice; voice = voice->_next) { - if (voice->_s10a.active && voice->_s11a.flag0x40) - voice->_s10a.modwheel = _modwheel >> 2; - if (voice->_s10b.active && voice->_s11b.flag0x40) - voice->_s10b.modwheel = _modwheel >> 2; - } -} - -void AdLibPart::volume(byte value) { - AdLibVoice *voice; - - _vol_eff = value; - for (voice = _voice; voice; voice = voice->_next) { - _owner->adlib_set_param(voice->_channel, 0, volume_table[lookup_table[voice->_vol_2][_vol_eff >> 2]]); - if (voice->_twochan) { - _owner->adlib_set_param(voice->_channel, 13, volume_table[lookup_table[voice->_vol_1][_vol_eff >> 2]]); - } - } -} - -void AdLibPart::pitchBendFactor(byte value) { - AdLibVoice *voice; - - _pitchbend_factor = value; - for (voice = _voice; voice; voice = voice->_next) { - _owner->adlib_note_on(voice->_channel, voice->_note + _transpose_eff, - (_pitchbend * _pitchbend_factor >> 6) + _detune_eff); - } -} - -void AdLibPart::detune(byte value) { - AdLibVoice *voice; - - _detune_eff = value; - for (voice = _voice; voice; voice = voice->_next) { - _owner->adlib_note_on(voice->_channel, voice->_note + _transpose_eff, - (_pitchbend * _pitchbend_factor >> 6) + _detune_eff); - } -} - -void AdLibPart::priority(byte value) { - _pri_eff = value; -} - -void AdLibPart::sustain(bool value) { - AdLibVoice *voice; - - _pedal = value; - if (!value) { - for (voice = _voice; voice; voice = voice->_next) { - if (voice->_waitforpedal) - _owner->mc_off(voice); - } - } -} - -void AdLibPart::allNotesOff() { - while (_voice) - _owner->mc_off(_voice); -} - -void AdLibPart::sysEx_customInstrument(uint32 type, const byte *instr) { - if (type == 'ADL ') { - AdLibInstrument *i = &_part_instr; - memcpy(i, instr, sizeof(AdLibInstrument)); - } -} - -// MidiChannel method implementations for percussion - -AdLibPercussionChannel::~AdLibPercussionChannel() { - for (int i = 0; i < ARRAYSIZE(_customInstruments); ++i) { - delete _customInstruments[i]; - } -} - -void AdLibPercussionChannel::init(MidiDriver_ADLIB *owner, byte channel) { - AdLibPart::init(owner, channel); - _pri_eff = 0; - _vol_eff = 127; - - // Initialize the custom instruments data - memset(_notes, 0, sizeof(_notes)); - memset(_customInstruments, 0, sizeof(_customInstruments)); -} - -void AdLibPercussionChannel::noteOff(byte note) { - // Jamieson630: Unless I run into a specific instrument that - // may require a key off, I'm going to ignore this message. - // The rationale is that a percussion instrument should - // fade out of its own accord, and the AdLib instrument - // definitions used should follow this rule. Since - // percussion voices are allocated at the lowest priority - // anyway, we know that "hanging" percussion sounds will - // not prevent later musical instruments (or even other - // percussion sounds) from playing. -/* - _owner->part_key_off(this, note); -*/ -} - -void AdLibPercussionChannel::noteOn(byte note, byte velocity) { - AdLibInstrument *inst = NULL; - - // The custom instruments have priority over the default mapping - inst = _customInstruments[note]; - if (inst) - note = _notes[note]; - - if (!inst) { - // Use the default GM to FM mapping as a fallback as a fallback - byte key = gm_percussion_lookup[note]; - if (key != 0xFF) - inst = (AdLibInstrument *)&gm_percussion_to_fm[key]; - } - - if (!inst) { - debug(2, "No instrument FM definition for GM percussion key %d", (int)note); - return; - } - - _owner->part_key_on(this, inst, note, velocity); -} - -void AdLibPercussionChannel::sysEx_customInstrument(uint32 type, const byte *instr) { - if (type == 'ADLP') { - byte note = instr[0]; - _notes[note] = instr[1]; - - // Allocate memory for the new instruments - if (!_customInstruments[note]) { - _customInstruments[note] = new AdLibInstrument; - } - - // Save the new instrument data - _customInstruments[note]->mod_characteristic = instr[2]; - _customInstruments[note]->mod_scalingOutputLevel = instr[3]; - _customInstruments[note]->mod_attackDecay = instr[4]; - _customInstruments[note]->mod_sustainRelease = instr[5]; - _customInstruments[note]->mod_waveformSelect = instr[6]; - _customInstruments[note]->car_characteristic = instr[7]; - _customInstruments[note]->car_scalingOutputLevel = instr[8]; - _customInstruments[note]->car_attackDecay = instr[9]; - _customInstruments[note]->car_sustainRelease = instr[10]; - _customInstruments[note]->car_waveformSelect = instr[11]; - _customInstruments[note]->feedback = instr[12]; - } -} - -// MidiDriver method implementations - -MidiDriver_ADLIB::MidiDriver_ADLIB(Audio::Mixer *mixer) - : MidiDriver_Emulated(mixer) { - uint i; - - _scummSmallHeader = false; - - _adlib_reg_cache = 0; - - _adlib_timer_counter = 0; - _voice_index = 0; - for (i = 0; i < ARRAYSIZE(curnote_table); ++i) { - curnote_table[i] = 0; - } - - for (i = 0; i < ARRAYSIZE(_parts); ++i) { - _parts[i].init(this, i + ((i >= 9) ? 1 : 0)); - } - _percussion.init(this, 9); - _timer_p = 0xD69; - _timer_q = 0x411B; -} - -int MidiDriver_ADLIB::open() { - if (_isOpen) - return MERR_ALREADY_OPEN; - - MidiDriver_Emulated::open(); - - int i; - AdLibVoice *voice; - - for (i = 0, voice = _voices; i != ARRAYSIZE(_voices); i++, voice++) { - voice->_channel = i; - voice->_s11a.s10 = &voice->_s10b; - voice->_s11b.s10 = &voice->_s10a; - } - - _adlib_reg_cache = (byte *)calloc(256, 1); - - _opl = makeAdLibOPL(getRate()); - - adlib_write(1, 0x20); - adlib_write(8, 0x40); - adlib_write(0xBD, 0x00); - create_lookup_table(); - - _mixer->playStream(Audio::Mixer::kPlainSoundType, &_mixerSoundHandle, this, -1, Audio::Mixer::kMaxChannelVolume, 0, DisposeAfterUse::NO, true); - - return 0; -} - -void MidiDriver_ADLIB::close() { - if (!_isOpen) - return; - _isOpen = false; - - _mixer->stopHandle(_mixerSoundHandle); - - uint i; - for (i = 0; i < ARRAYSIZE(_voices); ++i) { - if (_voices[i]._part) - mc_off(&_voices[i]); - } - - // Turn off the OPL emulation - OPLDestroy(_opl); -// YM3812Shutdown(); - - free(_adlib_reg_cache); -} - -void MidiDriver_ADLIB::send(uint32 b) { - send(b & 0xF, b & 0xFFFFFFF0); -} - -void MidiDriver_ADLIB::send(byte chan, uint32 b) { - //byte param3 = (byte) ((b >> 24) & 0xFF); - byte param2 = (byte) ((b >> 16) & 0xFF); - byte param1 = (byte) ((b >> 8) & 0xFF); - byte cmd = (byte) (b & 0xF0); - - AdLibPart *part; - if (chan == 9) - part = &_percussion; - else - part = &_parts[chan]; - - switch (cmd) { - case 0x80:// Note Off - part->noteOff(param1); - break; - case 0x90: // Note On - part->noteOn(param1, param2); - break; - case 0xA0: // Aftertouch - break; // Not supported. - case 0xB0: // Control Change - part->controlChange(param1, param2); - break; - case 0xC0: // Program Change - part->programChange(param1); - break; - case 0xD0: // Channel Pressure - break; // Not supported. - case 0xE0: // Pitch Bend - part->pitchBend((param1 | (param2 << 7)) - 0x2000); - break; - case 0xF0: // SysEx - // We should never get here! SysEx information has to be - // sent via high-level semantic methods. - warning("MidiDriver_ADLIB: Receiving SysEx command on a send() call"); - break; - - default: - warning("MidiDriver_ADLIB: Unknown send() command 0x%02X", cmd); - } -} - -uint32 MidiDriver_ADLIB::property(int prop, uint32 param) { - switch (prop) { - case PROP_OLD_ADLIB: // Older games used a different operator volume algorithm - _scummSmallHeader = (param > 0); - if (_scummSmallHeader) { - _timer_p = 473; - _timer_q = 1000; - } else { - _timer_p = 0xD69; - _timer_q = 0x411B; - } - return 1; - } - - return 0; -} - -void MidiDriver_ADLIB::setPitchBendRange(byte channel, uint range) { - AdLibVoice *voice; - AdLibPart *part = &_parts[channel]; - - part->_pitchbend_factor = range; - for (voice = part->_voice; voice; voice = voice->_next) { - adlib_note_on(voice->_channel, voice->_note + part->_transpose_eff, - (part->_pitchbend * part->_pitchbend_factor >> 6) + part->_detune_eff); - } -} - -void MidiDriver_ADLIB::sysEx_customInstrument(byte channel, uint32 type, const byte *instr) { - _parts[channel].sysEx_customInstrument(type, instr); -} - -MidiChannel *MidiDriver_ADLIB::allocateChannel() { - AdLibPart *part; - uint i; - - for (i = 0; i < ARRAYSIZE(_parts); ++i) { - part = &_parts[i]; - if (!part->_allocated) { - part->allocate(); - return part; - } - } - return NULL; -} - -// All the code brought over from IMuseAdLib - -void MidiDriver_ADLIB::adlib_write(byte reg, byte value) { - if (_adlib_reg_cache[reg] == value) - return; -#ifdef DEBUG_ADLIB - debug(6, "%10d: adlib_write[%x] = %x", tick, reg, value); -#endif - _adlib_reg_cache[reg] = value; - - OPLWriteReg(_opl, reg, value); -} - -void MidiDriver_ADLIB::generateSamples(int16 *data, int len) { - memset(data, 0, sizeof(int16) * len); - YM3812UpdateOne(_opl, data, len); -} - -void MidiDriver_ADLIB::onTimer() { - AdLibVoice *voice; - int i; - - _adlib_timer_counter += _timer_p; - while (_adlib_timer_counter >= _timer_q) { - _adlib_timer_counter -= _timer_q; -#ifdef DEBUG_ADLIB - tick++; -#endif - voice = _voices; - for (i = 0; i != ARRAYSIZE(_voices); i++, voice++) { - if (!voice->_part) - continue; - if (voice->_duration && (voice->_duration -= 0x11) <= 0) { - mc_off(voice); - return; - } - if (voice->_s10a.active) { - mc_inc_stuff(voice, &voice->_s10a, &voice->_s11a); - } - if (voice->_s10b.active) { - mc_inc_stuff(voice, &voice->_s10b, &voice->_s11b); - } - } - } -} - -void MidiDriver_ADLIB::mc_off(AdLibVoice *voice) { - AdLibVoice *tmp; - - adlib_key_off(voice->_channel); - - tmp = voice->_prev; - - if (voice->_next) - voice->_next->_prev = tmp; - if (tmp) - tmp->_next = voice->_next; - else - voice->_part->_voice = voice->_next; - voice->_part = NULL; -} - -void MidiDriver_ADLIB::mc_inc_stuff(AdLibVoice *voice, Struct10 *s10, Struct11 *s11) { - byte code; - AdLibPart *part = voice->_part; - - code = struct10_ontimer(s10, s11); - - if (code & 1) { - switch (s11->param) { - case 0: - voice->_vol_2 = s10->start_value + s11->modify_val; - if (!_scummSmallHeader) { - adlib_set_param(voice->_channel, 0, - volume_table[lookup_table[voice->_vol_2] - [part->_vol_eff >> 2]]); - } else { - adlib_set_param(voice->_channel, 0, voice->_vol_2); - } - break; - case 13: - voice->_vol_1 = s10->start_value + s11->modify_val; - if (voice->_twochan && !_scummSmallHeader) { - adlib_set_param(voice->_channel, 13, - volume_table[lookup_table[voice->_vol_1] - [part->_vol_eff >> 2]]); - } else { - adlib_set_param(voice->_channel, 13, voice->_vol_1); - } - break; - case 30: - s11->s10->modwheel = (char)s11->modify_val; - break; - case 31: - s11->s10->unk3 = (char)s11->modify_val; - break; - default: - adlib_set_param(voice->_channel, s11->param, - s10->start_value + s11->modify_val); - break; - } - } - - if (code & 2 && s11->flag0x10) - adlib_key_onoff(voice->_channel); -} - -void MidiDriver_ADLIB::adlib_key_off(int chan){ - byte reg = chan + 0xB0; - adlib_write(reg, adlib_get_reg_value(reg) & ~0x20); -} - -byte MidiDriver_ADLIB::struct10_ontimer(Struct10 *s10, Struct11 *s11) { - byte result = 0; - int i; - - if (s10->count && (s10->count -= 17) <= 0) { - s10->active = 0; - return 0; - } - - i = s10->cur_val + s10->speed_hi; - s10->speed_lo_counter += s10->speed_lo; - if (s10->speed_lo_counter >= s10->speed_lo_max) { - s10->speed_lo_counter -= s10->speed_lo_max; - i += s10->direction; - } - if (s10->cur_val != i || s10->modwheel != s10->modwheel_last) { - s10->cur_val = i; - s10->modwheel_last = s10->modwheel; - i = lookup_volume(i, s10->modwheel_last); - if (i != s11->modify_val) { - s11->modify_val = i; - result = 1; - } - } - - if (!--s10->num_steps) { - s10->active++; - if (s10->active > 4) { - if (s10->loop) { - s10->active = 1; - result |= 2; - struct10_setup(s10); - } else { - s10->active = 0; - } - } else { - struct10_setup(s10); - } - } - - return result; -} - -void MidiDriver_ADLIB::adlib_set_param(int channel, byte param, int value) { - const AdLibSetParams *as; - byte reg; - - assert(channel >= 0 && channel < 9); - - if (param <= 12) { - reg = channel_mappings_2[channel]; - } else if (param <= 25) { - param -= 13; - reg = channel_mappings[channel]; - } else if (param <= 27) { - param -= 13; - reg = channel; - } else if (param == 28 || param == 29) { - if (param == 28) - value -= 15; - else - value -= 383; - value <<= 4; - channel_table_2[channel] = value; - adlib_playnote(channel, curnote_table[channel] + value); - return; - } else { - return; - } - - as = &adlib_setparam_table[param]; - if (as->d) - value = as->d - value; - reg += as->a; - adlib_write(reg, (adlib_get_reg_value(reg) & ~as->c) | (((byte)value) << as->b)); -} - -void MidiDriver_ADLIB::adlib_key_onoff(int channel) { - byte val; - byte reg = channel + 0xB0; - assert(channel >= 0 && channel < 9); - - val = adlib_get_reg_value(reg); - adlib_write(reg, val & ~0x20); - adlib_write(reg, val | 0x20); -} - -void MidiDriver_ADLIB::struct10_setup(Struct10 *s10) { - int b, c, d, e, f, g, h; - byte t; - - b = s10->unk3; - f = s10->active - 1; - - t = s10->table_a[f]; - e = num_steps_table[lookup_table[t & 0x7F][b]]; - if (t & 0x80) { - e = random_nr(e); - } - if (e == 0) - e++; - - s10->num_steps = s10->speed_lo_max = e; - - if (f != 2) { - c = s10->max_value; - g = s10->start_value; - t = s10->table_b[f]; - d = lookup_volume(c, (t & 0x7F) - 31); - if (t & 0x80) { - d = random_nr(d); - } - if (d + g > c) { - h = c - g; - } else { - h = d; - if (d + g < 0) - h = -g; - } - h -= s10->cur_val; - } else { - h = 0; - } - - s10->speed_hi = h / e; - if (h < 0) { - h = -h; - s10->direction = -1; - } else { - s10->direction = 1; - } - - s10->speed_lo = h % e; - s10->speed_lo_counter = 0; -} - -void MidiDriver_ADLIB::adlib_playnote(int channel, int note) { - byte old, oct, notex; - int note2; - int i; - - note2 = (note >> 7) - 4; - note2 = (note2 < 128) ? note2 : 0; - - oct = (note2 / 12); - if (oct > 7) - oct = 7 << 2; - else - oct <<= 2; - notex = note2 % 12 + 3; - - old = adlib_get_reg_value(channel + 0xB0); - if (old & 0x20) { - old &= ~0x20; - if (oct > old) { - if (notex < 6) { - notex += 12; - oct -= 4; - } - } else if (oct < old) { - if (notex > 11) { - notex -= 12; - oct += 4; - } - } - } - - i = (notex << 3) + ((note >> 4) & 0x7); - adlib_write(channel + 0xA0, note_to_f_num[i]); - adlib_write(channel + 0xB0, oct | 0x20); -} - -int MidiDriver_ADLIB::random_nr(int a) { - static byte _rand_seed = 1; - if (_rand_seed & 1) { - _rand_seed >>= 1; - _rand_seed ^= 0xB8; - } else { - _rand_seed >>= 1; - } - return _rand_seed * a >> 8; -} - -void MidiDriver_ADLIB::part_key_off(AdLibPart *part, byte note) { - AdLibVoice *voice; - - for (voice = part->_voice; voice; voice = voice->_next) { - if (voice->_note == note) { - if (part->_pedal) - voice->_waitforpedal = true; - else - mc_off(voice); - } - } -} - -void MidiDriver_ADLIB::part_key_on(AdLibPart *part, AdLibInstrument *instr, byte note, byte velocity) { - AdLibVoice *voice; - - voice = allocate_voice(part->_pri_eff); - if (!voice) - return; - - link_mc(part, voice); - mc_key_on(voice, instr, note, velocity); -} - -AdLibVoice *MidiDriver_ADLIB::allocate_voice(byte pri) { - AdLibVoice *ac, *best = NULL; - int i; - - for (i = 0; i < 9; i++) { - if (++_voice_index >= 9) - _voice_index = 0; - ac = &_voices[_voice_index]; - if (!ac->_part) - return ac; - if (!ac->_next) { - if (ac->_part->_pri_eff <= pri) { - pri = ac->_part->_pri_eff; - best = ac; - } - } - } - - /* SCUMM V3 games don't have note priorities, first comes wins. */ - if (_scummSmallHeader) - return NULL; - - if (best) - mc_off(best); - return best; -} - -void MidiDriver_ADLIB::link_mc(AdLibPart *part, AdLibVoice *voice) { - voice->_part = part; - voice->_next = (AdLibVoice *)part->_voice; - part->_voice = voice; - voice->_prev = NULL; - - if (voice->_next) - voice->_next->_prev = voice; -} - -void MidiDriver_ADLIB::mc_key_on(AdLibVoice *voice, AdLibInstrument *instr, byte note, byte velocity) { - AdLibPart *part = voice->_part; - int c; - byte vol_1, vol_2; - - voice->_twochan = instr->feedback & 1; - voice->_note = note; - voice->_waitforpedal = false; - voice->_duration = instr->duration; - if (voice->_duration != 0) - voice->_duration *= 63; - - if (!_scummSmallHeader) - vol_1 = (instr->mod_scalingOutputLevel & 0x3F) + lookup_table[velocity >> 1][instr->mod_waveformSelect >> 2]; - else - vol_1 = 0x3f - (instr->mod_scalingOutputLevel & 0x3F); - if (vol_1 > 0x3F) - vol_1 = 0x3F; - voice->_vol_1 = vol_1; - - if (!_scummSmallHeader) - vol_2 = (instr->car_scalingOutputLevel & 0x3F) + lookup_table[velocity >> 1][instr->car_waveformSelect >> 2]; - else - vol_2 = 0x3f - (instr->car_scalingOutputLevel & 0x3F); - if (vol_2 > 0x3F) - vol_2 = 0x3F; - voice->_vol_2 = vol_2; - - c = part->_vol_eff >> 2; - - if (!_scummSmallHeader) { - vol_2 = volume_table[lookup_table[vol_2][c]]; - if (voice->_twochan) - vol_1 = volume_table[lookup_table[vol_1][c]]; - } - - adlib_setup_channel(voice->_channel, instr, vol_1, vol_2); - adlib_note_on_ex(voice->_channel, part->_transpose_eff + note, part->_detune_eff + (part->_pitchbend * part->_pitchbend_factor >> 6)); - - if (instr->flags_a & 0x80) { - mc_init_stuff(voice, &voice->_s10a, &voice->_s11a, instr->flags_a, &instr->extra_a); - } else { - voice->_s10a.active = 0; - } - - if (instr->flags_b & 0x80) { - mc_init_stuff(voice, &voice->_s10b, &voice->_s11b, instr->flags_b, &instr->extra_b); - } else { - voice->_s10b.active = 0; - } -} - -void MidiDriver_ADLIB::adlib_setup_channel(int chan, AdLibInstrument *instr, byte vol_1, byte vol_2) { - byte channel; - - assert(chan >= 0 && chan < 9); - - channel = channel_mappings[chan]; - adlib_write(channel + 0x20, instr->mod_characteristic); - adlib_write(channel + 0x40, (instr->mod_scalingOutputLevel | 0x3F) - vol_1 ); - adlib_write(channel + 0x60, 0xff & (~instr->mod_attackDecay)); - adlib_write(channel + 0x80, 0xff & (~instr->mod_sustainRelease)); - adlib_write(channel + 0xE0, instr->mod_waveformSelect); - - channel = channel_mappings_2[chan]; - adlib_write(channel + 0x20, instr->car_characteristic); - adlib_write(channel + 0x40, (instr->car_scalingOutputLevel | 0x3F) - vol_2 ); - adlib_write(channel + 0x60, 0xff & (~instr->car_attackDecay)); - adlib_write(channel + 0x80, 0xff & (~instr->car_sustainRelease)); - adlib_write(channel + 0xE0, instr->car_waveformSelect); - - adlib_write((byte)chan + 0xC0, instr->feedback); -} - -void MidiDriver_ADLIB::adlib_note_on_ex(int chan, byte note, int mod) -{ - int code; - assert(chan >= 0 && chan < 9); - code = (note << 7) + mod; - curnote_table[chan] = code; - channel_table_2[chan] = 0; - adlib_playnote(chan, code); -} - -void MidiDriver_ADLIB::mc_init_stuff(AdLibVoice *voice, Struct10 * s10, - Struct11 * s11, byte flags, InstrumentExtra * ie) { - AdLibPart *part = voice->_part; - s11->modify_val = 0; - s11->flag0x40 = flags & 0x40; - s10->loop = flags & 0x20; - s11->flag0x10 = flags & 0x10; - s11->param = param_table_1[flags & 0xF]; - s10->max_value = maxval_table[flags & 0xF]; - s10->unk3 = 31; - if (s11->flag0x40) { - s10->modwheel = part->_modwheel >> 2; - } else { - s10->modwheel = 31; - } - - switch (s11->param) { - case 0: - s10->start_value = voice->_vol_2; - break; - case 13: - s10->start_value = voice->_vol_1; - break; - case 30: - s10->start_value = 31; - s11->s10->modwheel = 0; - break; - case 31: - s10->start_value = 0; - s11->s10->unk3 = 0; - break; - default: - s10->start_value = adlib_get_reg_value_param(voice->_channel, s11->param); - } - - struct10_init(s10, ie); -} - -void MidiDriver_ADLIB::struct10_init(Struct10 *s10, InstrumentExtra *ie) { - s10->active = 1; - if (!_scummSmallHeader) { - s10->cur_val = 0; - } else { - s10->cur_val = s10->start_value; - s10->start_value = 0; - } - s10->modwheel_last = 31; - s10->count = ie->a; - if (s10->count) - s10->count *= 63; - s10->table_a[0] = ie->b; - s10->table_a[1] = ie->d; - s10->table_a[2] = ie->f; - s10->table_a[3] = ie->g; - - s10->table_b[0] = ie->c; - s10->table_b[1] = ie->e; - s10->table_b[2] = 0; - s10->table_b[3] = ie->h; - - struct10_setup(s10); -} - -int MidiDriver_ADLIB::adlib_get_reg_value_param(int chan, byte param) { - const AdLibSetParams *as; - byte val; - byte channel; - - assert(chan >= 0 && chan < 9); - - if (param <= 12) { - channel = channel_mappings_2[chan]; - } else if (param <= 25) { - param -= 13; - channel = channel_mappings[chan]; - } else if (param <= 27) { - param -= 13; - channel = chan; - } else if (param == 28) { - return 0xF; - } else if (param == 29) { - return 0x17F; - } else { - return 0; - } - - as = &adlib_setparam_table[param]; - val = adlib_get_reg_value(channel + as->a); - val &= as->c; - val >>= as->b; - if (as->d) - val = as->d - val; - - return val; -} - -void MidiDriver_ADLIB::adlib_note_on(int chan, byte note, int mod) { - int code; - assert(chan >= 0 && chan < 9); - code = (note << 7) + mod; - curnote_table[chan] = code; - adlib_playnote(chan, (int16) channel_table_2[chan] + code); -} - - -// Plugin interface - -class AdLibEmuMusicPlugin : public MusicPluginObject { -public: - const char *getName() const { - return _s("AdLib Emulator"); - } - - const char *getId() const { - return "adlib"; - } - - MusicDevices getDevices() const; - Common::Error createInstance(MidiDriver **mididriver, MidiDriver::DeviceHandle = 0) const; -}; - -MusicDevices AdLibEmuMusicPlugin::getDevices() const { - MusicDevices devices; - devices.push_back(MusicDevice(this, "", MT_ADLIB)); - return devices; -} - -Common::Error AdLibEmuMusicPlugin::createInstance(MidiDriver **mididriver, MidiDriver::DeviceHandle) const { - *mididriver = new MidiDriver_ADLIB(g_system->getMixer()); - - return Common::kNoError; -} - -//#if PLUGIN_ENABLED_DYNAMIC(ADLIB) - //REGISTER_PLUGIN_DYNAMIC(ADLIB, PLUGIN_TYPE_MUSIC, AdLibEmuMusicPlugin); -//#else - REGISTER_PLUGIN_STATIC(ADLIB, PLUGIN_TYPE_MUSIC, AdLibEmuMusicPlugin); -//#endif diff --git a/sound/softsynth/appleiigs.cpp b/sound/softsynth/appleiigs.cpp deleted file mode 100644 index 9004d1f0ab..0000000000 --- a/sound/softsynth/appleiigs.cpp +++ /dev/null @@ -1,57 +0,0 @@ -/* ScummVM - Graphic Adventure Engine -* -* ScummVM is the legal property of its developers, whose names -* are too numerous to list here. Please refer to the COPYRIGHT -* file distributed with this source distribution. -* -* This program is free software; you can redistribute it and/or -* modify it under the terms of the GNU General Public License -* as published by the Free Software Foundation; either version 2 -* of the License, or (at your option) any later version. - -* This program is distributed in the hope that it will be useful, -* but WITHOUT ANY WARRANTY; without even the implied warranty of -* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -* GNU General Public License for more details. - -* You should have received a copy of the GNU General Public License -* along with this program; if not, write to the Free Software -* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. -* -* $URL$ -* $Id$ -* -*/ - -#include "sound/null.h" - -// Plugin interface -// (This can only create a null driver since apple II gs support seeems not to be implemented -// and also is not part of the midi driver architecture. But we need the plugin for the options -// menu in the launcher and for MidiDriver::detectDevice() which is more or less used by all engines.) - -class AppleIIGSMusicPlugin : public NullMusicPlugin { -public: - const char *getName() const { - return _s("Apple II GS Emulator (NOT IMPLEMENTED)"); - } - - const char *getId() const { - return "appleIIgs"; - } - - MusicDevices getDevices() const; -}; - -MusicDevices AppleIIGSMusicPlugin::getDevices() const { - MusicDevices devices; - devices.push_back(MusicDevice(this, "", MT_APPLEIIGS)); - return devices; -} - -//#if PLUGIN_ENABLED_DYNAMIC(APPLEIIGS) - //REGISTER_PLUGIN_DYNAMIC(APPLEIIGS, PLUGIN_TYPE_MUSIC, AppleIIGSMusicPlugin); -//#else - REGISTER_PLUGIN_STATIC(APPLEIIGS, PLUGIN_TYPE_MUSIC, AppleIIGSMusicPlugin); -//#endif - diff --git a/sound/softsynth/cms.cpp b/sound/softsynth/cms.cpp deleted file mode 100644 index b307146f14..0000000000 --- a/sound/softsynth/cms.cpp +++ /dev/null @@ -1,376 +0,0 @@ -/* ScummVM - Graphic Adventure Engine - * - * ScummVM is the legal property of its developers, whose names - * are too numerous to list here. Please refer to the COPYRIGHT - * file distributed with this source distribution. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version 2 - * of the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. - * - * $URL$ - * $Id$ - */ - -#include "sound/softsynth/cms.h" -#include "sound/null.h" - -#include "common/textconsole.h" -#include "common/translation.h" -#include "common/debug.h" - -// CMS/Gameblaster Emulation taken from DosBox - -#define LEFT 0x00 -#define RIGHT 0x01 - -static const byte envelope[8][64] = { - /* zero amplitude */ - { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, - /* maximum amplitude */ - {15,15,15,15,15,15,15,15,15,15,15,15,15,15,15,15, - 15,15,15,15,15,15,15,15,15,15,15,15,15,15,15,15, - 15,15,15,15,15,15,15,15,15,15,15,15,15,15,15,15, - 15,15,15,15,15,15,15,15,15,15,15,15,15,15,15,15, }, - /* single decay */ - {15,14,13,12,11,10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0, - 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, - /* repetitive decay */ - {15,14,13,12,11,10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0, - 15,14,13,12,11,10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0, - 15,14,13,12,11,10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0, - 15,14,13,12,11,10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0 }, - /* single triangular */ - { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9,10,11,12,13,14,15, - 15,14,13,12,11,10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0, - 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, - /* repetitive triangular */ - { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9,10,11,12,13,14,15, - 15,14,13,12,11,10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0, - 0, 1, 2, 3, 4, 5, 6, 7, 8, 9,10,11,12,13,14,15, - 15,14,13,12,11,10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0 }, - /* single attack */ - { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9,10,11,12,13,14,15, - 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, - /* repetitive attack */ - { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9,10,11,12,13,14,15, - 0, 1, 2, 3, 4, 5, 6, 7, 8, 9,10,11,12,13,14,15, - 0, 1, 2, 3, 4, 5, 6, 7, 8, 9,10,11,12,13,14,15, - 0, 1, 2, 3, 4, 5, 6, 7, 8, 9,10,11,12,13,14,15 } -}; - -static const int amplitude_lookup[16] = { - 0*32767/16, 1*32767/16, 2*32767/16, 3*32767/16, - 4*32767/16, 5*32767/16, 6*32767/16, 7*32767/16, - 8*32767/16, 9*32767/16, 10*32767/16, 11*32767/16, - 12*32767/16, 13*32767/16, 14*32767/16, 15*32767/16 -}; - -void CMSEmulator::portWrite(int port, int val) { - switch (port) { - case 0x220: - portWriteIntern(0, 1, val); - break; - - case 0x221: - _saa1099[0].selected_reg = val & 0x1f; - if (_saa1099[0].selected_reg == 0x18 || _saa1099[0].selected_reg == 0x19) { - /* clock the envelope channels */ - if (_saa1099[0].env_clock[0]) - envelope(0, 0); - if (_saa1099[0].env_clock[1]) - envelope(0, 1); - } - break; - - case 0x222: - portWriteIntern(1, 1, val); - break; - - case 0x223: - _saa1099[1].selected_reg = val & 0x1f; - if (_saa1099[1].selected_reg == 0x18 || _saa1099[1].selected_reg == 0x19) { - /* clock the envelope channels */ - if (_saa1099[1].env_clock[0]) - envelope(1, 0); - if (_saa1099[1].env_clock[1]) - envelope(1, 1); - } - break; - - default: - warning("CMSEmulator got port: 0x%X", port); - break; - } -} - -void CMSEmulator::readBuffer(int16 *buffer, const int numSamples) { - update(0, &buffer[0], numSamples); - update(1, &buffer[0], numSamples); -} - -void CMSEmulator::envelope(int chip, int ch) { - SAA1099 *saa = &_saa1099[chip]; - if (saa->env_enable[ch]) { - int step, mode, mask; - mode = saa->env_mode[ch]; - /* step from 0..63 and then loop in steps 32..63 */ - step = saa->env_step[ch] = ((saa->env_step[ch] + 1) & 0x3f) | (saa->env_step[ch] & 0x20); - - mask = 15; - if (saa->env_bits[ch]) - mask &= ~1; /* 3 bit resolution, mask LSB */ - - saa->channels[ch*3+0].envelope[ LEFT] = - saa->channels[ch*3+1].envelope[ LEFT] = - saa->channels[ch*3+2].envelope[ LEFT] = ::envelope[mode][step] & mask; - if (saa->env_reverse_right[ch] & 0x01) { - saa->channels[ch*3+0].envelope[RIGHT] = - saa->channels[ch*3+1].envelope[RIGHT] = - saa->channels[ch*3+2].envelope[RIGHT] = (15 - ::envelope[mode][step]) & mask; - } else { - saa->channels[ch*3+0].envelope[RIGHT] = - saa->channels[ch*3+1].envelope[RIGHT] = - saa->channels[ch*3+2].envelope[RIGHT] = ::envelope[mode][step] & mask; - } - } else { - /* envelope mode off, set all envelope factors to 16 */ - saa->channels[ch*3+0].envelope[ LEFT] = - saa->channels[ch*3+1].envelope[ LEFT] = - saa->channels[ch*3+2].envelope[ LEFT] = - saa->channels[ch*3+0].envelope[RIGHT] = - saa->channels[ch*3+1].envelope[RIGHT] = - saa->channels[ch*3+2].envelope[RIGHT] = 16; - } -} - -void CMSEmulator::update(int chip, int16 *buffer, int length) { - struct SAA1099 *saa = &_saa1099[chip]; - int j, ch; - - /* if the channels are disabled we're done */ - if (!saa->all_ch_enable) { - /* init output data */ - if (chip == 0) { - memset(buffer, 0, sizeof(int16)*length*2); - } - return; - } - - if (chip == 0) { - memset(buffer, 0, sizeof(int16)*length*2); - } - - for (ch = 0; ch < 2; ch++) { - switch (saa->noise_params[ch]) { - case 0: saa->noise[ch].freq = 31250.0 * 2; break; - case 1: saa->noise[ch].freq = 15625.0 * 2; break; - case 2: saa->noise[ch].freq = 7812.5 * 2; break; - case 3: saa->noise[ch].freq = saa->channels[ch * 3].freq; break; - } - } - - /* fill all data needed */ - for (j = 0; j < length; ++j) { - int output_l = 0, output_r = 0; - - /* for each channel */ - for (ch = 0; ch < 6; ch++) { - if (saa->channels[ch].freq == 0.0) - saa->channels[ch].freq = (double)((2 * 15625) << saa->channels[ch].octave) / - (511.0 - (double)saa->channels[ch].frequency); - - /* check the actual position in the square wave */ - saa->channels[ch].counter -= saa->channels[ch].freq; - while (saa->channels[ch].counter < 0) { - /* calculate new frequency now after the half wave is updated */ - saa->channels[ch].freq = (double)((2 * 15625) << saa->channels[ch].octave) / - (511.0 - (double)saa->channels[ch].frequency); - - saa->channels[ch].counter += _sampleRate; - saa->channels[ch].level ^= 1; - - /* eventually clock the envelope counters */ - if (ch == 1 && saa->env_clock[0] == 0) - envelope(chip, 0); - if (ch == 4 && saa->env_clock[1] == 0) - envelope(chip, 1); - } - - /* if the noise is enabled */ - if (saa->channels[ch].noise_enable) { - /* if the noise level is high (noise 0: chan 0-2, noise 1: chan 3-5) */ - if (saa->noise[ch/3].level & 1) { - /* subtract to avoid overflows, also use only half amplitude */ - output_l -= saa->channels[ch].amplitude[ LEFT] * saa->channels[ch].envelope[ LEFT] / 16 / 2; - output_r -= saa->channels[ch].amplitude[RIGHT] * saa->channels[ch].envelope[RIGHT] / 16 / 2; - } - } - - /* if the square wave is enabled */ - if (saa->channels[ch].freq_enable) { - /* if the channel level is high */ - if (saa->channels[ch].level & 1) { - output_l += saa->channels[ch].amplitude[ LEFT] * saa->channels[ch].envelope[ LEFT] / 16; - output_r += saa->channels[ch].amplitude[RIGHT] * saa->channels[ch].envelope[RIGHT] / 16; - } - } - } - - for (ch = 0; ch < 2; ch++) { - /* check the actual position in noise generator */ - saa->noise[ch].counter -= saa->noise[ch].freq; - while (saa->noise[ch].counter < 0) { - saa->noise[ch].counter += _sampleRate; - if (((saa->noise[ch].level & 0x4000) == 0) == ((saa->noise[ch].level & 0x0040) == 0) ) - saa->noise[ch].level = (saa->noise[ch].level << 1) | 1; - else - saa->noise[ch].level <<= 1; - } - } - /* write sound data to the buffer */ - buffer[j*2] += output_l / 6; - buffer[j*2+1] += output_r / 6; - } -} - -void CMSEmulator::portWriteIntern(int chip, int offset, int data) { - SAA1099 *saa = &_saa1099[chip]; - int reg = saa->selected_reg; - int ch; - - switch (reg) { - /* channel i amplitude */ - case 0x00: - case 0x01: - case 0x02: - case 0x03: - case 0x04: - case 0x05: - ch = reg & 7; - saa->channels[ch].amplitude[LEFT] = amplitude_lookup[data & 0x0f]; - saa->channels[ch].amplitude[RIGHT] = amplitude_lookup[(data >> 4) & 0x0f]; - break; - - /* channel i frequency */ - case 0x08: - case 0x09: - case 0x0a: - case 0x0b: - case 0x0c: - case 0x0d: - ch = reg & 7; - saa->channels[ch].frequency = data & 0xff; - break; - - /* channel i octave */ - case 0x10: - case 0x11: - case 0x12: - ch = (reg - 0x10) << 1; - saa->channels[ch + 0].octave = data & 0x07; - saa->channels[ch + 1].octave = (data >> 4) & 0x07; - break; - - /* channel i frequency enable */ - case 0x14: - saa->channels[0].freq_enable = data & 0x01; - saa->channels[1].freq_enable = data & 0x02; - saa->channels[2].freq_enable = data & 0x04; - saa->channels[3].freq_enable = data & 0x08; - saa->channels[4].freq_enable = data & 0x10; - saa->channels[5].freq_enable = data & 0x20; - break; - - /* channel i noise enable */ - case 0x15: - saa->channels[0].noise_enable = data & 0x01; - saa->channels[1].noise_enable = data & 0x02; - saa->channels[2].noise_enable = data & 0x04; - saa->channels[3].noise_enable = data & 0x08; - saa->channels[4].noise_enable = data & 0x10; - saa->channels[5].noise_enable = data & 0x20; - break; - - /* noise generators parameters */ - case 0x16: - saa->noise_params[0] = data & 0x03; - saa->noise_params[1] = (data >> 4) & 0x03; - break; - - /* envelope generators parameters */ - case 0x18: - case 0x19: - ch = reg - 0x18; - saa->env_reverse_right[ch] = data & 0x01; - saa->env_mode[ch] = (data >> 1) & 0x07; - saa->env_bits[ch] = data & 0x10; - saa->env_clock[ch] = data & 0x20; - saa->env_enable[ch] = data & 0x80; - /* reset the envelope */ - saa->env_step[ch] = 0; - break; - - /* channels enable & reset generators */ - case 0x1c: - saa->all_ch_enable = data & 0x01; - saa->sync_state = data & 0x02; - if (data & 0x02) { - int i; - /* Synch & Reset generators */ - for (i = 0; i < 6; i++) { - saa->channels[i].level = 0; - saa->channels[i].counter = 0.0; - } - } - break; - - default: - // The CMS allows all registers to be written, so we just output some debug - // message here - debug(5, "CMS Unknown write to reg %x with %x",reg, data); - } -} - -class CMSMusicPlugin : public NullMusicPlugin { -public: - const char *getName() const { - return _s("Creative Music System Emulator"); - } - - const char *getId() const { - return "cms"; - } - - MusicDevices getDevices() const; -}; - -MusicDevices CMSMusicPlugin::getDevices() const { - MusicDevices devices; - devices.push_back(MusicDevice(this, "", MT_CMS)); - return devices; -} - -//#if PLUGIN_ENABLED_DYNAMIC(CMS) - //REGISTER_PLUGIN_DYNAMIC(CMS, PLUGIN_TYPE_MUSIC, CMSMusicPlugin); -//#else - REGISTER_PLUGIN_STATIC(CMS, PLUGIN_TYPE_MUSIC, CMSMusicPlugin); -//#endif diff --git a/sound/softsynth/cms.h b/sound/softsynth/cms.h deleted file mode 100644 index d5bb7f0a42..0000000000 --- a/sound/softsynth/cms.h +++ /dev/null @@ -1,92 +0,0 @@ -/* ScummVM - Graphic Adventure Engine - * - * ScummVM is the legal property of its developers, whose names - * are too numerous to list here. Please refer to the COPYRIGHT - * file distributed with this source distribution. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version 2 - * of the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. - * - * $URL$ - * $Id$ - */ - -#ifndef SOUND_SOFTSYNTH_CMS_H -#define SOUND_SOFTSYNTH_CMS_H - -#include "common/scummsys.h" - -/* this structure defines a channel */ -struct saa1099_channel { - int frequency; /* frequency (0x00..0xff) */ - int freq_enable; /* frequency enable */ - int noise_enable; /* noise enable */ - int octave; /* octave (0x00..0x07) */ - int amplitude[2]; /* amplitude (0x00..0x0f) */ - int envelope[2]; /* envelope (0x00..0x0f or 0x10 == off) */ - - /* vars to simulate the square wave */ - double counter; - double freq; - int level; -}; - -/* this structure defines a noise channel */ -struct saa1099_noise { - /* vars to simulate the noise generator output */ - double counter; - double freq; - int level; /* noise polynomal shifter */ -}; - -/* this structure defines a SAA1099 chip */ -struct SAA1099 { - int stream; /* our stream */ - int noise_params[2]; /* noise generators parameters */ - int env_enable[2]; /* envelope generators enable */ - int env_reverse_right[2]; /* envelope reversed for right channel */ - int env_mode[2]; /* envelope generators mode */ - int env_bits[2]; /* non zero = 3 bits resolution */ - int env_clock[2]; /* envelope clock mode (non-zero external) */ - int env_step[2]; /* current envelope step */ - int all_ch_enable; /* all channels enable */ - int sync_state; /* sync all channels */ - int selected_reg; /* selected register */ - struct saa1099_channel channels[6]; /* channels */ - struct saa1099_noise noise[2]; /* noise generators */ -}; - -class CMSEmulator { -public: - CMSEmulator(uint32 sampleRate) { - _sampleRate = sampleRate; - memset(_saa1099, 0, sizeof(SAA1099)*2); - } - - ~CMSEmulator() { } - - void portWrite(int port, int val); - void readBuffer(int16 *buffer, const int numSamples); -private: - uint32 _sampleRate; - - SAA1099 _saa1099[2]; - - void envelope(int chip, int ch); - void update(int chip, int16 *buffer, int length); - void portWriteIntern(int chip, int offset, int data); -}; - - -#endif diff --git a/sound/softsynth/emumidi.h b/sound/softsynth/emumidi.h deleted file mode 100644 index 3fb2733b71..0000000000 --- a/sound/softsynth/emumidi.h +++ /dev/null @@ -1,116 +0,0 @@ -/* ScummVM - Graphic Adventure Engine - * - * ScummVM is the legal property of its developers, whose names - * are too numerous to list here. Please refer to the COPYRIGHT - * file distributed with this source distribution. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version 2 - * of the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. - * - * $URL$ - * $Id$ - */ - -#ifndef SOUND_SOFTSYNTH_EMUMIDI_H -#define SOUND_SOFTSYNTH_EMUMIDI_H - -#include "sound/audiostream.h" -#include "sound/mididrv.h" -#include "sound/mixer.h" - -#define FIXP_SHIFT 16 - -class MidiDriver_Emulated : public Audio::AudioStream, public MidiDriver { -protected: - bool _isOpen; - Audio::Mixer *_mixer; - Audio::SoundHandle _mixerSoundHandle; - -private: - Common::TimerManager::TimerProc _timerProc; - void *_timerParam; - - int _nextTick; - int _samplesPerTick; - -protected: - virtual void generateSamples(int16 *buf, int len) = 0; - virtual void onTimer() {} - - int _baseFreq; - -public: - MidiDriver_Emulated(Audio::Mixer *mixer) : _mixer(mixer) { - _isOpen = false; - - _timerProc = 0; - _timerParam = 0; - - _nextTick = 0; - _samplesPerTick = 0; - - _baseFreq = 250; - } - - int open() { - _isOpen = true; - - int d = getRate() / _baseFreq; - int r = getRate() % _baseFreq; - - // This is equivalent to (getRate() << FIXP_SHIFT) / BASE_FREQ - // but less prone to arithmetic overflow. - - _samplesPerTick = (d << FIXP_SHIFT) + (r << FIXP_SHIFT) / _baseFreq; - return 0; - } - - void setTimerCallback(void *timer_param, Common::TimerManager::TimerProc timer_proc) { - _timerProc = timer_proc; - _timerParam = timer_param; - } - - uint32 getBaseTempo() { return 1000000 / _baseFreq; } - - - // AudioStream API - int readBuffer(int16 *data, const int numSamples) { - const int stereoFactor = isStereo() ? 2 : 1; - int len = numSamples / stereoFactor; - int step; - - do { - step = len; - if (step > (_nextTick >> FIXP_SHIFT)) - step = (_nextTick >> FIXP_SHIFT); - - generateSamples(data, step); - - _nextTick -= step << FIXP_SHIFT; - if (!(_nextTick >> FIXP_SHIFT)) { - if (_timerProc) - (*_timerProc)(_timerParam); - onTimer(); - _nextTick += _samplesPerTick; - } - data += step * stereoFactor; - len -= step; - } while (len); - - return numSamples; - } - bool endOfData() const { return false; } -}; - -#endif diff --git a/sound/softsynth/fluidsynth.cpp b/sound/softsynth/fluidsynth.cpp deleted file mode 100644 index fcb4591a20..0000000000 --- a/sound/softsynth/fluidsynth.cpp +++ /dev/null @@ -1,254 +0,0 @@ -/* ScummVM - Graphic Adventure Engine - * - * ScummVM is the legal property of its developers, whose names - * are too numerous to list here. Please refer to the COPYRIGHT - * file distributed with this source distribution. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version 2 - * of the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. - * - * $URL$ - * $Id$ - */ - -#include "common/scummsys.h" - -#ifdef USE_FLUIDSYNTH - -#include "common/config-manager.h" -#include "sound/musicplugin.h" -#include "sound/mpu401.h" -#include "sound/softsynth/emumidi.h" - -#include <fluidsynth.h> - -class MidiDriver_FluidSynth : public MidiDriver_Emulated { -private: - MidiChannel_MPU401 _midiChannels[16]; - fluid_settings_t *_settings; - fluid_synth_t *_synth; - int _soundFont; - int _outputRate; - Audio::SoundHandle _handle; - -protected: - // Because GCC complains about casting from const to non-const... - void setInt(const char *name, int val); - void setNum(const char *name, double num); - void setStr(const char *name, const char *str); - - void generateSamples(int16 *buf, int len); - -public: - MidiDriver_FluidSynth(Audio::Mixer *mixer); - - int open(); - void close(); - void send(uint32 b); - - MidiChannel *allocateChannel(); - MidiChannel *getPercussionChannel(); - - // AudioStream API - bool isStereo() const { return true; } - int getRate() const { return _outputRate; } -}; - -// MidiDriver method implementations - -MidiDriver_FluidSynth::MidiDriver_FluidSynth(Audio::Mixer *mixer) - : MidiDriver_Emulated(mixer) { - - for (int i = 0; i < ARRAYSIZE(_midiChannels); i++) { - _midiChannels[i].init(this, i); - } - - // It ought to be possible to get FluidSynth to generate samples at - // lower - - _outputRate = _mixer->getOutputRate(); - if (_outputRate < 22050) - _outputRate = 22050; - else if (_outputRate > 96000) - _outputRate = 96000; -} - -void MidiDriver_FluidSynth::setInt(const char *name, int val) { - char *name2 = strdup(name); - - fluid_settings_setint(_settings, name2, val); - free(name2); -} - -void MidiDriver_FluidSynth::setNum(const char *name, double val) { - char *name2 = strdup(name); - - fluid_settings_setnum(_settings, name2, val); - free(name2); -} - -void MidiDriver_FluidSynth::setStr(const char *name, const char *val) { - char *name2 = strdup(name); - char *val2 = strdup(val); - - fluid_settings_setstr(_settings, name2, val2); - free(name2); - free(val2); -} - -int MidiDriver_FluidSynth::open() { - if (_isOpen) - return MERR_ALREADY_OPEN; - - if (!ConfMan.hasKey("soundfont")) - error("FluidSynth requires a 'soundfont' setting"); - - _settings = new_fluid_settings(); - - // The default gain setting is ridiculously low - at least for me. This - // cannot be fixed by ScummVM's volume settings because they can only - // soften the sound, not amplify it, so instead we add an option to - // adjust the gain of FluidSynth itself. - - double gain = (double)ConfMan.getInt("midi_gain") / 100.0; - - setNum("synth.gain", gain); - setNum("synth.sample-rate", _outputRate); - - _synth = new_fluid_synth(_settings); - - // In theory, this ought to reduce CPU load... but it doesn't make any - // noticeable difference for me, so disable it for now. - - // fluid_synth_set_interp_method(_synth, -1, FLUID_INTERP_LINEAR); - // fluid_synth_set_reverb_on(_synth, 0); - // fluid_synth_set_chorus_on(_synth, 0); - - const char *soundfont = ConfMan.get("soundfont").c_str(); - - _soundFont = fluid_synth_sfload(_synth, soundfont, 1); - if (_soundFont == -1) - error("Failed loading custom sound font '%s'", soundfont); - - MidiDriver_Emulated::open(); - - // The MT-32 emulator uses kSFXSoundType here. I don't know why. - _mixer->playStream(Audio::Mixer::kMusicSoundType, &_handle, this, -1, Audio::Mixer::kMaxChannelVolume, 0, DisposeAfterUse::NO, true); - return 0; -} - -void MidiDriver_FluidSynth::close() { - if (!_isOpen) - return; - _isOpen = false; - - _mixer->stopHandle(_handle); - - if (_soundFont != -1) - fluid_synth_sfunload(_synth, _soundFont, 1); - - delete_fluid_synth(_synth); - delete_fluid_settings(_settings); -} - -void MidiDriver_FluidSynth::send(uint32 b) { - //byte param3 = (byte) ((b >> 24) & 0xFF); - uint param2 = (byte) ((b >> 16) & 0xFF); - uint param1 = (byte) ((b >> 8) & 0xFF); - byte cmd = (byte) (b & 0xF0); - byte chan = (byte) (b & 0x0F); - - switch (cmd) { - case 0x80: // Note Off - fluid_synth_noteoff(_synth, chan, param1); - break; - case 0x90: // Note On - fluid_synth_noteon(_synth, chan, param1, param2); - break; - case 0xA0: // Aftertouch - break; - case 0xB0: // Control Change - fluid_synth_cc(_synth, chan, param1, param2); - break; - case 0xC0: // Program Change - fluid_synth_program_change(_synth, chan, param1); - break; - case 0xD0: // Channel Pressure - break; - case 0xE0: // Pitch Bend - fluid_synth_pitch_bend(_synth, chan, (param2 << 7) | param1); - break; - case 0xF0: // SysEx - // We should never get here! SysEx information has to be - // sent via high-level semantic methods. - warning("MidiDriver_FluidSynth: Receiving SysEx command on a send() call"); - break; - default: - warning("MidiDriver_FluidSynth: Unknown send() command 0x%02X", cmd); - break; - } -} - -MidiChannel *MidiDriver_FluidSynth::allocateChannel() { - for (int i = 0; i < ARRAYSIZE(_midiChannels); i++) { - if (i != 9 && _midiChannels[i].allocate()) - return &_midiChannels[i]; - } - return NULL; -} - -MidiChannel *MidiDriver_FluidSynth::getPercussionChannel() { - return &_midiChannels[9]; -} - -void MidiDriver_FluidSynth::generateSamples(int16 *data, int len) { - fluid_synth_write_s16(_synth, len, data, 0, 2, data, 1, 2); -} - - -// Plugin interface - -class FluidSynthMusicPlugin : public MusicPluginObject { -public: - const char *getName() const { - return "FluidSynth"; - } - - const char *getId() const { - return "fluidsynth"; - } - - MusicDevices getDevices() const; - Common::Error createInstance(MidiDriver **mididriver, MidiDriver::DeviceHandle = 0) const; -}; - -MusicDevices FluidSynthMusicPlugin::getDevices() const { - MusicDevices devices; - devices.push_back(MusicDevice(this, "", MT_GM)); - return devices; -} - -Common::Error FluidSynthMusicPlugin::createInstance(MidiDriver **mididriver, MidiDriver::DeviceHandle) const { - *mididriver = new MidiDriver_FluidSynth(g_system->getMixer()); - - return Common::kNoError; -} - -//#if PLUGIN_ENABLED_DYNAMIC(FLUIDSYNTH) - //REGISTER_PLUGIN_DYNAMIC(FLUIDSYNTH, PLUGIN_TYPE_MUSIC, FluidSynthMusicPlugin); -//#else - REGISTER_PLUGIN_STATIC(FLUIDSYNTH, PLUGIN_TYPE_MUSIC, FluidSynthMusicPlugin); -//#endif - -#endif diff --git a/sound/softsynth/fmtowns_pc98/towns_audio.cpp b/sound/softsynth/fmtowns_pc98/towns_audio.cpp deleted file mode 100644 index 14bc840326..0000000000 --- a/sound/softsynth/fmtowns_pc98/towns_audio.cpp +++ /dev/null @@ -1,1583 +0,0 @@ -/* ScummVM - Graphic Adventure Engine - * - * ScummVM is the legal property of its developers, whose names - * are too numerous to list here. Please refer to the COPYRIGHT - * file distributed with this source distribution. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version 2 - * of the License, or (at your option) any later version. - - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. - * - * $URL$ - * $Id$ - * - */ - -#include "sound/softsynth/fmtowns_pc98/towns_audio.h" -#include "common/endian.h" -#include "backends/audiocd/audiocd.h" - - -class TownsAudio_PcmChannel { -friend class TownsAudioInterface; -public: - TownsAudio_PcmChannel(); - ~TownsAudio_PcmChannel(); - -private: - void loadExtData(uint8 *buffer, uint32 size); - void setupLoop(uint32 start, uint32 len); - void clear(); - - void envAttack(); - void envDecay(); - void envSustain(); - void envRelease(); - - uint8 *curInstrument; - uint8 note; - uint8 velo; - - int8 *data; - int8 *dataEnd; - - int8 *loopEnd; - uint32 loopLen; - - uint16 stepNote; - uint16 stepPitch; - uint16 step; - - uint8 panLeft; - uint8 panRight; - - uint32 pos; - - uint8 envTotalLevel; - uint8 envAttackRate; - uint8 envDecayRate; - uint8 envSustainLevel; - uint8 envSustainRate; - uint8 envReleaseRate; - - int16 envStep; - int16 envCurrentLevel; - - EnvelopeState envState; - - int8 *extData; -}; - -class TownsAudio_WaveTable { -friend class TownsAudioInterface; -public: - TownsAudio_WaveTable(); - ~TownsAudio_WaveTable(); - -private: - void readHeader(const uint8 *buffer); - void readData(const uint8 *buffer); - void clear(); - - char name[9]; - int32 id; - uint32 size; - uint32 loopStart; - uint32 loopLen; - uint16 rate; - uint16 rateOffs; - uint16 baseNote; - int8 *data; -}; - -TownsAudioInterface::TownsAudioInterface(Audio::Mixer *mixer, TownsAudioInterfacePluginDriver *driver) : TownsPC98_FmSynth(mixer, kTypeTowns), - _fmInstruments(0), _pcmInstruments(0), _pcmChan(0), _waveTables(0), _waveTablesTotalDataSize(0), - _baserate(55125.0f / (float)mixer->getOutputRate()), _tickLength(0), _timer(0), _drv(driver), - _pcmSfxChanMask(0), _musicVolume(Audio::Mixer::kMaxMixerVolume), _sfxVolume(Audio::Mixer::kMaxMixerVolume), - _outputVolumeFlags(0), _outputMuteFlags(0), _pcmChanOut(0), _pcmChanReserved(0), _pcmChanKeyPressed(0), - _pcmChanEffectPlaying(0), _pcmChanKeyPlaying(0), _ready(false) { - -#define INTCB(x) &TownsAudioInterface::intf_##x - static const TownsAudioIntfCallback intfCb[] = { - // 0 - INTCB(reset), - INTCB(keyOn), - INTCB(keyOff), - INTCB(setPanPos), - // 4 - INTCB(setInstrument), - INTCB(loadInstrument), - INTCB(notImpl), - INTCB(setPitch), - // 8 - INTCB(setLevel), - INTCB(chanOff), - INTCB(notImpl), - INTCB(notImpl), - // 12 - INTCB(notImpl), - INTCB(notImpl), - INTCB(notImpl), - INTCB(notImpl), - // 16 - INTCB(notImpl), - INTCB(writeReg), - INTCB(notImpl), - INTCB(writeRegBuffer), - // 20 - INTCB(readRegBuffer), - INTCB(setTimerA), - INTCB(setTimerB), - INTCB(enableTimerA), - // 24 - INTCB(enableTimerB), - INTCB(notImpl), - INTCB(notImpl), - INTCB(notImpl), - // 28 - INTCB(notImpl), - INTCB(notImpl), - INTCB(notImpl), - INTCB(notImpl), - // 32 - INTCB(loadSamples), - INTCB(reserveEffectChannels), - INTCB(loadWaveTable), - INTCB(unloadWaveTable), - // 36 - INTCB(notImpl), - INTCB(pcmPlayEffect), - INTCB(notImpl), - INTCB(pcmChanOff), - // 40 - INTCB(pcmEffectPlaying), - INTCB(notImpl), - INTCB(notImpl), - INTCB(notImpl), - // 44 - INTCB(notImpl), - INTCB(notImpl), - INTCB(notImpl), - INTCB(notImpl), - // 48 - INTCB(notImpl), - INTCB(notImpl), - INTCB(fmKeyOn), - INTCB(fmKeyOff), - // 52 - INTCB(fmSetPanPos), - INTCB(fmSetInstrument), - INTCB(fmLoadInstrument), - INTCB(notImpl), - // 56 - INTCB(fmSetPitch), - INTCB(fmSetLevel), - INTCB(fmReset), - INTCB(notImpl), - // 60 - INTCB(notImpl), - INTCB(notImpl), - INTCB(notImpl), - INTCB(notImpl), - // 64 - INTCB(notImpl), - INTCB(notImpl), - INTCB(notImpl), - INTCB(setOutputVolume), - // 68 - INTCB(resetOutputVolume), - INTCB(notImpl), - INTCB(updateOutputVolume), - INTCB(notImpl), - // 72 - INTCB(notImpl), - INTCB(cdaToggle), - INTCB(notImpl), - INTCB(notImpl), - // 76 - INTCB(notImpl), - INTCB(notImpl), - INTCB(notImpl), - INTCB(notImpl), - // 80 - INTCB(pcmUpdateEnvelopeGenerator), - INTCB(notImpl) - }; -#undef INTCB - - _intfOpcodes = intfCb; - - memset(_fmSaveReg, 0, sizeof(_fmSaveReg)); - memset(_outputLevel, 0, sizeof(_outputLevel)); - - _timerBase = (uint32)(_baserate * 1000000.0f); - _tickLength = 2 * _timerBase; -} - -TownsAudioInterface::~TownsAudioInterface() { - _ready = false; - deinit(); - - delete[] _fmSaveReg[0]; - delete[] _fmSaveReg[1]; - delete[] _fmInstruments; - delete[] _pcmInstruments; - delete[] _waveTables; - delete[] _pcmChan; -} - -bool TownsAudioInterface::init() { - if (_ready) - return true; - - if (!TownsPC98_FmSynth::init()) - return false; - - _fmSaveReg[0] = new uint8[256]; - _fmSaveReg[1] = new uint8[256]; - _fmInstruments = new uint8[128 * 48]; - _pcmInstruments = new uint8[32 * 128]; - _waveTables = new TownsAudio_WaveTable[128]; - _pcmChan = new TownsAudio_PcmChannel[8]; - - _timer = 0; - - setVolumeChannelMasks(-1, 0); - - _ready = true; - callback(0); - - return true; -} - -int TownsAudioInterface::callback(int command, ...) { - if (!_ready) - return 1; - - va_list args; - va_start(args, command); - - if (command > 81) { - va_end(args); - return 4; - } - - int res = (this->*_intfOpcodes[command])(args); - - va_end(args); - return res; -} - -void TownsAudioInterface::setMusicVolume(int volume) { - _musicVolume = CLIP<uint16>(volume, 0, Audio::Mixer::kMaxMixerVolume); - setVolumeIntern(_musicVolume, _sfxVolume); -} - -void TownsAudioInterface::setSoundEffectVolume(int volume) { - _sfxVolume = CLIP<uint16>(volume, 0, Audio::Mixer::kMaxMixerVolume); - setVolumeIntern(_musicVolume, _sfxVolume); -} - -void TownsAudioInterface::setSoundEffectChanMask(int mask) { - _pcmSfxChanMask = mask >> 6; - mask &= 0x3f; - setVolumeChannelMasks(~mask, mask); -} - -void TownsAudioInterface::nextTickEx(int32 *buffer, uint32 bufferSize) { - if (!_ready) - return; - - for (uint32 i = 0; i < bufferSize; i++) { - _timer += _tickLength; - while (_timer > 0x514767) { - _timer -= 0x514767; - - for (int ii = 0; ii < 8; ii++) { - if ((_pcmChanKeyPlaying & _chanFlags[ii]) || (_pcmChanEffectPlaying & _chanFlags[ii])) { - TownsAudio_PcmChannel *s = &_pcmChan[ii]; - s->pos += s->step; - - if (&s->data[s->pos >> 11] >= s->loopEnd) { - if (s->loopLen) { - s->pos -= s->loopLen; - } else { - s->pos = 0; - _pcmChanEffectPlaying &= ~_chanFlags[ii]; - _pcmChanKeyPlaying &= ~_chanFlags[ii]; - } - } - } - } - } - - int32 finOutL = 0; - int32 finOutR = 0; - - for (int ii = 0; ii < 8; ii++) { - if (_pcmChanOut & _chanFlags[ii]) { - int32 o = _pcmChan[ii].data[_pcmChan[ii].pos >> 11] * _pcmChan[ii].velo; - if ((1 << ii) & (~_pcmSfxChanMask)) - o = (o * _musicVolume) / Audio::Mixer::kMaxMixerVolume; - if ((1 << ii) & _pcmSfxChanMask) - o = (o * _sfxVolume) / Audio::Mixer::kMaxMixerVolume; - if (_pcmChan[ii].panLeft) - finOutL += ((o * _pcmChan[ii].panLeft) >> 3); - if (_pcmChan[ii].panRight) - finOutR += ((o * _pcmChan[ii].panRight) >> 3); - if (!((_pcmChanKeyPlaying & _chanFlags[ii]) || (_pcmChanEffectPlaying & _chanFlags[ii]))) - _pcmChanOut &= ~_chanFlags[ii]; - } - } - - buffer[i << 1] += finOutL; - buffer[(i << 1) + 1] += finOutR; - } -} - -void TownsAudioInterface::timerCallbackA() { - Common::StackLock lock(_mutex); - if (_drv && _ready) - _drv->timerCallback(0); -} - -void TownsAudioInterface::timerCallbackB() { - Common::StackLock lock(_mutex); - if (_ready) { - if (_drv) - _drv->timerCallback(1); - callback(80); - } -} - -int TownsAudioInterface::intf_reset(va_list &args) { - fmReset(); - pcmReset(); - callback(68); - return 0; -} - -int TownsAudioInterface::intf_keyOn(va_list &args) { - int chan = va_arg(args, int); - int note = va_arg(args, int); - int velo = va_arg(args, int); - return (chan & 0x40) ? pcmKeyOn(chan, note, velo) : fmKeyOn(chan, note, velo); -} - -int TownsAudioInterface::intf_keyOff(va_list &args) { - int chan = va_arg(args, int); - return (chan & 0x40) ? pcmKeyOff(chan) : fmKeyOff(chan); -} - -int TownsAudioInterface::intf_setPanPos(va_list &args) { - int chan = va_arg(args, int); - int mode = va_arg(args, int); - return (chan & 0x40) ? pcmSetPanPos(chan, mode) : fmSetPanPos(chan, mode); -} - -int TownsAudioInterface::intf_setInstrument(va_list &args) { - int chan = va_arg(args, int); - int instrId = va_arg(args, int); - return (chan & 0x40) ? pcmSetInstrument(chan, instrId) : fmSetInstrument(chan, instrId); -} - -int TownsAudioInterface::intf_loadInstrument(va_list &args) { - int chanType = va_arg(args, int); - int instrId = va_arg(args, int); - uint8 *instrData = va_arg(args, uint8 *); - return (chanType & 0x40) ? pcmLoadInstrument(instrId, instrData) : fmLoadInstrument(instrId, instrData); -} - -int TownsAudioInterface::intf_setPitch(va_list &args) { - int chan = va_arg(args, int); - int16 pitch = (int16)(va_arg(args, int) & 0xffff); - return (chan & 0x40) ? pcmSetPitch(chan, pitch) : fmSetPitch(chan, pitch); -} - -int TownsAudioInterface::intf_setLevel(va_list &args) { - int chan = va_arg(args, int); - int lvl = va_arg(args, int); - return (chan & 0x40) ? pcmSetLevel(chan, lvl) : fmSetLevel(chan, lvl); -} - -int TownsAudioInterface::intf_chanOff(va_list &args) { - int chan = va_arg(args, int); - return (chan & 0x40) ? pcmChanOff(chan) : fmChanOff(chan); -} - -int TownsAudioInterface::intf_writeReg(va_list &args) { - int part = va_arg(args, int) ? 1 : 0; - int reg = va_arg(args, int); - int val = va_arg(args, int); - if ((!part && reg < 0x20) || (part && reg < 0x30) || (reg > 0xb6)) - return 3; - - bufferedWriteReg(part, reg, val); - return 0; -} - -int TownsAudioInterface::intf_writeRegBuffer(va_list &args) { - int part = va_arg(args, int) ? 1 : 0; - int reg = va_arg(args, int); - int val = va_arg(args, int); - - if ((!part && reg < 0x20) || (part && reg < 0x30) || (reg > 0xef)) - return 3; - - _fmSaveReg[part][reg] = val; - return 0; -} - -int TownsAudioInterface::intf_readRegBuffer(va_list &args) { - int part = va_arg(args, int) ? 1 : 0; - int reg = va_arg(args, int); - uint8 *dst = va_arg(args, uint8 *); - *dst = 0; - - if ((!part && reg < 0x20) || (part && reg < 0x30) || (reg > 0xef)) - return 3; - - *dst = _fmSaveReg[part][reg]; - return 0; -} - -int TownsAudioInterface::intf_setTimerA(va_list &args) { - int enable = va_arg(args, int); - int tempo = va_arg(args, int); - - if (enable) { - bufferedWriteReg(0, 0x25, tempo & 3); - bufferedWriteReg(0, 0x24, (tempo >> 2) & 0xff); - bufferedWriteReg(0, 0x27, _fmSaveReg[0][0x27] | 0x05); - } else { - bufferedWriteReg(0, 0x27, (_fmSaveReg[0][0x27] & 0xfa) | 0x10); - } - - return 0; -} - -int TownsAudioInterface::intf_setTimerB(va_list &args) { - int enable = va_arg(args, int); - int tempo = va_arg(args, int); - - if (enable) { - bufferedWriteReg(0, 0x26, tempo & 0xff); - bufferedWriteReg(0, 0x27, _fmSaveReg[0][0x27] | 0x0A); - } else { - bufferedWriteReg(0, 0x27, (_fmSaveReg[0][0x27] & 0xf5) | 0x20); - } - - return 0; -} - -int TownsAudioInterface::intf_enableTimerA(va_list &args) { - bufferedWriteReg(0, 0x27, _fmSaveReg[0][0x27] | 0x15); - return 0; -} - -int TownsAudioInterface::intf_enableTimerB(va_list &args) { - bufferedWriteReg(0, 0x27, _fmSaveReg[0][0x27] | 0x2a); - return 0; -} - -int TownsAudioInterface::intf_loadSamples(va_list &args) { - uint32 dest = va_arg(args, uint32); - int size = va_arg(args, int); - uint8 *src = va_arg(args, uint8*); - - if (dest >= 65536 || size == 0 || size > 65536) - return 3; - if (size + dest > 65536) - return 5; - - int dwIndex = _numWaveTables - 1; - for (uint32 t = _waveTablesTotalDataSize; dwIndex && (dest < t); dwIndex--) - t -= _waveTables[dwIndex].size; - - TownsAudio_WaveTable *s = &_waveTables[dwIndex]; - _waveTablesTotalDataSize -= s->size; - s->size = size; - s->readData(src); - _waveTablesTotalDataSize += s->size; - - return 0; -} - -int TownsAudioInterface::intf_reserveEffectChannels(va_list &args) { - int numChan = va_arg(args, int); - if (numChan > 8) - return 3; - if ((numChan << 13) + _waveTablesTotalDataSize > 65536) - return 5; - - if (numChan == _numReservedChannels) - return 0; - - if (numChan < _numReservedChannels) { - int c = 8 - _numReservedChannels; - for (int i = numChan; i; i--) { - uint8 f = ~_chanFlags[c--]; - _pcmChanEffectPlaying &= f; - } - } else { - int c = 7 - _numReservedChannels; - for (int i = numChan - _numReservedChannels; i; i--) { - uint8 f = ~_chanFlags[c--]; - _pcmChanKeyPressed &= f; - _pcmChanKeyPlaying &= f; - } - } - - static const uint8 reserveChanFlags[] = { 0x00, 0x80, 0xC0, 0xE0, 0xF0, 0xF8, 0xFC, 0xFE, 0xFF }; - _numReservedChannels = numChan; - _pcmChanReserved = reserveChanFlags[_numReservedChannels]; - - return 0; -} - -int TownsAudioInterface::intf_loadWaveTable(va_list &args) { - uint8 *data = va_arg(args, uint8 *); - if (_numWaveTables > 127) - return 3; - - TownsAudio_WaveTable w; - w.readHeader(data); - if (!w.size) - return 6; - - if (_waveTablesTotalDataSize + w.size > 65504) - return 5; - - for (int i = 0; i < _numWaveTables; i++) { - if (_waveTables[i].id == w.id) - return 10; - } - - TownsAudio_WaveTable *s = &_waveTables[_numWaveTables++]; - s->readHeader(data); - - _waveTablesTotalDataSize += s->size; - callback(32, _waveTablesTotalDataSize, s->size, data + 32); - - return 0; -} - -int TownsAudioInterface::intf_unloadWaveTable(va_list &args) { - int id = va_arg(args, int); - - if (id == -1) { - for (int i = 0; i < 128; i++) - _waveTables[i].clear(); - _numWaveTables = 0; - _waveTablesTotalDataSize = 0; - } else { - if (_waveTables) { - for (int i = 0; i < _numWaveTables; i++) { - if (_waveTables[i].id == id) { - _numWaveTables--; - _waveTablesTotalDataSize -= _waveTables[i].size; - _waveTables[i].clear(); - for (; i < _numWaveTables; i++) - memcpy(&_waveTables[i], &_waveTables[i + 1], sizeof(TownsAudio_WaveTable)); - return 0; - } - return 9; - } - } - } - - return 0; -} - -int TownsAudioInterface::intf_pcmPlayEffect(va_list &args) { - int chan = va_arg(args, int); - int note = va_arg(args, int); - int velo = va_arg(args, int); - uint8 *data = va_arg(args, uint8 *); - - if (chan < 0x40 || chan > 0x47) - return 1; - - if (note & 0x80 || velo & 0x80) - return 3; - - chan -= 0x40; - - if (!(_pcmChanReserved & _chanFlags[chan])) - return 7; - - if ((_pcmChanEffectPlaying & _chanFlags[chan])) - return 2; - - TownsAudio_WaveTable w; - w.readHeader(data); - - if (w.size < (w.loopStart + w.loopLen)) - return 13; - - if (!w.size) - return 6; - - TownsAudio_PcmChannel *p = &_pcmChan[chan]; - - _pcmChanNote[chan] = note; - _pcmChanVelo[chan] = velo; - - p->note = note; - p->velo = velo << 1; - - p->loadExtData(data + 32, w.size); - p->setupLoop(w.loopStart, w.loopLen); - - pcmCalcPhaseStep(p, &w); - if (p->step > 2048) - p->step = 2048; - - _pcmChanEffectPlaying |= _chanFlags[chan]; - _pcmChanOut |= _chanFlags[chan]; - - return 0; -} - -int TownsAudioInterface::intf_pcmChanOff(va_list &args) { - int chan = va_arg(args, int); - pcmChanOff(chan); - return 0; -} - -int TownsAudioInterface::intf_pcmEffectPlaying(va_list &args) { - int chan = va_arg(args, int); - if (chan < 0x40 || chan > 0x47) - return 1; - chan -= 0x40; - return (_pcmChanEffectPlaying & _chanFlags[chan]) ? 1 : 0; -} - -int TownsAudioInterface::intf_fmKeyOn(va_list &args) { - int chan = va_arg(args, int); - int note = va_arg(args, int); - int velo = va_arg(args, int); - return fmKeyOn(chan, note, velo); -} - -int TownsAudioInterface::intf_fmKeyOff(va_list &args) { - int chan = va_arg(args, int); - return fmKeyOff(chan); -} - -int TownsAudioInterface::intf_fmSetPanPos(va_list &args) { - int chan = va_arg(args, int); - int mode = va_arg(args, int); - return fmSetPanPos(chan, mode); -} - -int TownsAudioInterface::intf_fmSetInstrument(va_list &args) { - int chan = va_arg(args, int); - int instrId = va_arg(args, int); - return fmSetInstrument(chan, instrId); -} - -int TownsAudioInterface::intf_fmLoadInstrument(va_list &args) { - int instrId = va_arg(args, int); - uint8 *instrData = va_arg(args, uint8 *); - return fmLoadInstrument(instrId, instrData); -} - -int TownsAudioInterface::intf_fmSetPitch(va_list &args) { - int chan = va_arg(args, int); - uint16 freq = va_arg(args, int) & 0xffff; - return fmSetPitch(chan, freq); -} - -int TownsAudioInterface::intf_fmSetLevel(va_list &args) { - int chan = va_arg(args, int); - int lvl = va_arg(args, int); - return fmSetLevel(chan, lvl); -} - -int TownsAudioInterface::intf_fmReset(va_list &args) { - fmReset(); - return 0; -} - -int TownsAudioInterface::intf_setOutputVolume(va_list &args) { - int chanType = va_arg(args, int); - int left = va_arg(args, int); - int right = va_arg(args, int); - - if (left & 0xff80 || right & 0xff80) - return 3; - - static const uint8 flags[] = { 0x0C, 0x30, 0x40, 0x80 }; - - uint8 chan = (chanType & 0x40) ? 8 : 12; - - chanType &= 3; - left = (left & 0x7e) >> 1; - right = (right & 0x7e) >> 1; - - if (chan) - _outputVolumeFlags |= flags[chanType]; - else - _outputVolumeFlags &= ~flags[chanType]; - - if (chanType > 1) { - _outputLevel[chan + chanType] = left; - } else { - if (chanType == 0) - chan -= 8; - _outputLevel[chan] = left; - _outputLevel[chan + 1] = right; - } - - updateOutputVolume(); - - return 0; -} - -int TownsAudioInterface::intf_resetOutputVolume(va_list &args) { - memset(_outputLevel, 0, sizeof(_outputLevel)); - _outputMuteFlags = 0; - _outputVolumeFlags = 0; - updateOutputVolume(); - return 0; -} - -int TownsAudioInterface::intf_updateOutputVolume(va_list &args) { - int flags = va_arg(args, int); - _outputMuteFlags = flags & 3; - updateOutputVolume(); - return 0; -} - -int TownsAudioInterface::intf_cdaToggle(va_list &args) { - //int mode = va_arg(args, int); - //_unkMask = mode ? 0x7f : 0x3f; - return 0; -} - -int TownsAudioInterface::intf_pcmUpdateEnvelopeGenerator(va_list &args) { - for (int i = 0; i < 8; i++) - pcmUpdateEnvelopeGenerator(i); - return 0; -} - -int TownsAudioInterface::intf_notImpl(va_list &args) { - return 4; -} - -void TownsAudioInterface::fmReset() { - TownsPC98_FmSynth::reset(); - - _fmChanPlaying = 0; - memset(_fmChanNote, 0, sizeof(_fmChanNote)); - memset(_fmChanPitch, 0, sizeof(_fmChanPitch)); - - memset(_fmSaveReg[0], 0, 240); - memset(&_fmSaveReg[0][240], 0x7f, 16); - memset(_fmSaveReg[1], 0, 256); - memset(&_fmSaveReg[1][240], 0x7f, 16); - _fmSaveReg[0][243] = _fmSaveReg[0][247] = _fmSaveReg[0][251] = _fmSaveReg[0][255] = _fmSaveReg[1][243] = _fmSaveReg[1][247] = _fmSaveReg[1][251] = _fmSaveReg[1][255] = 0xff; - - for (int i = 0; i < 128; i++) - fmLoadInstrument(i, _fmDefaultInstrument); - - bufferedWriteReg(0, 0x21, 0); - bufferedWriteReg(0, 0x2C, 0x80); - bufferedWriteReg(0, 0x2B, 0); - bufferedWriteReg(0, 0x27, 0x30); - - for (int i = 0; i < 6; i++) { - fmKeyOff(i); - fmSetInstrument(i, 0); - fmSetLevel(i, 127); - } -} - -int TownsAudioInterface::fmKeyOn(int chan, int note, int velo) { - if (chan > 5) - return 1; - if (note < 12 || note > 107 || (velo & 0x80)) - return 3; - if (_fmChanPlaying & _chanFlags[chan]) - return 2; - - _fmChanPlaying |= _chanFlags[chan]; - note -= 12; - - _fmChanNote[chan] = note; - int16 pitch = _fmChanPitch[chan]; - - uint8 part = chan > 2 ? 1 : 0; - if (chan > 2) - chan -= 3; - - int frq = 0; - uint8 bl = 0; - - if (note) { - frq = _frequency[(note - 1) % 12]; - bl = (note - 1) / 12; - } else { - frq = 616; - } - - frq += pitch; - - if (frq < 616) { - if (!bl) { - frq = 616; - } else { - frq += 616; - --bl; - } - } else if (frq > 1232) { - if (bl == 7) { - frq = 15500; - } else { - frq -= 616; - ++bl; - } - } - - frq |= (bl << 11); - - bufferedWriteReg(part, chan + 0xa4, (frq >> 8) & 0xff); - bufferedWriteReg(part, chan + 0xa0, frq & 0xff); - - velo = (velo >> 2) + 96; - uint16 c = _carrier[_fmSaveReg[part][0xb0 + chan] & 7]; - _fmSaveReg[part][0xe0 + chan] = velo; - - for (uint8 reg = 0x40 + chan; reg < 0x50; reg += 4) { - c += c; - if (c & 0x100) { - c &= 0xff; - bufferedWriteReg(part, reg, (((((((_fmSaveReg[part][0x80 + reg] ^ 0x7f) * velo) >> 7) + 1) * _fmSaveReg[part][0xd0 + chan]) >> 7) + 1) ^ 0x7f); - } - } - - uint8 v = chan; - if (part) - v |= 4; - - for (uint8 reg = 0x80 + chan; reg < 0x90; reg += 4) - writeReg(part, reg, _fmSaveReg[part][reg] | 0x0f); - - writeReg(0, 0x28, v); - - for (uint8 reg = 0x80 + chan; reg < 0x90; reg += 4) - writeReg(part, reg, _fmSaveReg[part][reg]); - - bufferedWriteReg(0, 0x28, v | 0xf0); - - return 0; -} - -int TownsAudioInterface::fmKeyOff(int chan) { - if (chan > 5) - return 1; - _fmChanPlaying &= ~_chanFlags[chan]; - if (chan > 2) - chan++; - bufferedWriteReg(0, 0x28, chan); - return 0; -} - -int TownsAudioInterface::fmChanOff(int chan) { - if (chan > 5) - return 1; - _fmChanPlaying &= ~_chanFlags[chan]; - - uint8 part = chan > 2 ? 1 : 0; - if (chan > 2) - chan -= 3; - - for (uint8 reg = 0x80 + chan; reg < 0x90; reg += 4) - writeReg(part, reg, _fmSaveReg[part][reg] | 0x0f); - - if (part) - chan += 4; - writeReg(0, 0x28, chan); - return 0; -} - -int TownsAudioInterface::fmSetPanPos(int chan, int value) { - if (chan > 5) - return 1; - - uint8 part = chan > 2 ? 1 : 0; - if (chan > 2) - chan -= 3; - - if (value > 0x40) - value = 0x40; - else if (value < 0x40) - value = 0x80; - else - value = 0xC0; - - bufferedWriteReg(part, 0xb4 + chan, (_fmSaveReg[part][0xb4 + chan] & 0x3f) | value); - return 0; -} - -int TownsAudioInterface::fmSetInstrument(int chan, int instrId) { - if (chan > 5) - return 1; - if (instrId > 127) - return 3; - - uint8 part = chan > 2 ? 1 : 0; - if (chan > 2) - chan -= 3; - - uint8 *src = &_fmInstruments[instrId * 48 + 8]; - - uint16 c = _carrier[src[24] & 7]; - uint8 reg = 0x30 + chan; - - for (; reg < 0x40; reg += 4) - bufferedWriteReg(part, reg, *src++); - - for (; reg < 0x50; reg += 4) { - uint8 v = *src++; - _fmSaveReg[part][0x80 + reg] = _fmSaveReg[part][reg] = v; - c += c; - if (c & 0x100) { - c &= 0xff; - v = 127; - } - writeReg(part, reg, v); - } - - for (; reg < 0x90; reg += 4) - bufferedWriteReg(part, reg, *src++); - - reg += 0x20; - bufferedWriteReg(part, reg, *src++); - - uint8 v = *src++; - reg += 4; - if (v < 64) - v |= (_fmSaveReg[part][reg] & 0xc0); - bufferedWriteReg(part, reg, v); - - return 0; -} - -int TownsAudioInterface::fmLoadInstrument(int instrId, const uint8 *data) { - if (instrId > 127) - return 3; - assert(data); - memcpy(&_fmInstruments[instrId * 48], data, 48); - return 0; -} - -int TownsAudioInterface::fmSetPitch(int chan, int pitch) { - if (chan > 5) - return 1; - - uint8 bl = _fmChanNote[chan]; - int frq = 0; - - if (pitch < 0) { - if (bl) { - if (pitch < -8008) - pitch = -8008; - pitch *= -1; - pitch /= 13; - frq = _frequency[(bl - 1) % 12] - pitch; - bl = (bl - 1) / 12; - _fmChanPitch[chan] = -pitch; - - if (frq < 616) { - if (bl) { - frq += 616; - bl--; - } else { - frq = 616; - bl = 0; - } - } - } else { - frq = 616; - bl = 0; - } - - } else if (pitch > 0) { - if (bl < 96) { - if (pitch > 8008) - pitch = 8008; - pitch /= 13; - - if (bl) { - frq = _frequency[(bl - 1) % 12] + pitch; - bl = (bl - 1) / 12; - } else { - frq = 616; - bl = 0; - } - - _fmChanPitch[chan] = pitch; - - if (frq > 1232) { - if (bl < 7) { - frq -= 616; - bl++; - } else { - frq = 1164; - bl = 7; - } - } else { - if (bl >= 7 && frq > 1164) - frq = 1164; - } - - } else { - frq = 1164; - bl = 7; - } - } else { - _fmChanPitch[chan] = 0; - if (bl) { - frq = _frequency[(bl - 1) % 12]; - bl = (bl - 1) / 12; - } else { - frq = 616; - bl = 0; - } - } - - uint8 part = chan > 2 ? 1 : 0; - if (chan > 2) - chan -= 3; - - frq |= (bl << 11); - - bufferedWriteReg(part, chan + 0xa4, (frq >> 8)); - bufferedWriteReg(part, chan + 0xa0, (frq & 0xff)); - - return 0; -} - -int TownsAudioInterface::fmSetLevel(int chan, int lvl) { - if (chan > 5) - return 1; - if (lvl > 127) - return 3; - - uint8 part = chan > 2 ? 1 : 0; - if (chan > 2) - chan -= 3; - - uint16 c = _carrier[_fmSaveReg[part][0xb0 + chan] & 7]; - _fmSaveReg[part][0xd0 + chan] = lvl; - - for (uint8 reg = 0x40 + chan; reg < 0x50; reg += 4) { - c += c; - if (c & 0x100) { - c &= 0xff; - bufferedWriteReg(part, reg, (((((((_fmSaveReg[part][0x80 + reg] ^ 0x7f) * lvl) >> 7) + 1) * _fmSaveReg[part][0xe0 + chan]) >> 7) + 1) ^ 0x7f); - } - } - return 0; -} - -void TownsAudioInterface::bufferedWriteReg(uint8 part, uint8 regAddress, uint8 value) { - _fmSaveReg[part][regAddress] = value; - writeReg(part, regAddress, value); -} - -void TownsAudioInterface::pcmReset() { - _pcmChanOut = 0; - _pcmChanReserved = _pcmChanKeyPressed = _pcmChanEffectPlaying = _pcmChanKeyPlaying = 0; - _numReservedChannels = 0; - - memset(_pcmChanNote, 0, 8); - memset(_pcmChanVelo, 0, 8); - memset(_pcmChanLevel, 0, 8); - - for (int i = 0; i < 8; i++) - _pcmChan[i].clear(); - - memset(_pcmInstruments, 0, 128 * 32); - static uint8 name[] = { 0x4E, 0x6F, 0x20, 0x44, 0x61, 0x74, 0x61, 0x21 }; - for (int i = 0; i < 32; i++) - memcpy(_pcmInstruments + i * 128, name, 8); - - for (int i = 0; i < 128; i++) - _waveTables[i].clear(); - _numWaveTables = 0; - _waveTablesTotalDataSize = 0; - - for (int i = 0x40; i < 0x48; i++) { - pcmSetInstrument(i, 0); - pcmSetLevel(i, 127); - } -} - -int TownsAudioInterface::pcmKeyOn(int chan, int note, int velo) { - if (chan < 0x40 || chan > 0x47) - return 1; - - if (note & 0x80 || velo & 0x80) - return 3; - - chan -= 0x40; - - if ((_pcmChanReserved & _chanFlags[chan]) || (_pcmChanKeyPressed & _chanFlags[chan])) - return 2; - - _pcmChanNote[chan] = note; - _pcmChanVelo[chan] = velo; - - TownsAudio_PcmChannel *p = &_pcmChan[chan]; - p->note = note; - - uint8 *instr = _pcmChan[chan].curInstrument; - int i = 0; - for (; i < 8; i++) { - if (note <= instr[16 + 2 * i]) - break; - } - - if (i == 8) - return 8; - - int il = i << 3; - p->note += instr[il + 70]; - - p->envTotalLevel = instr[il + 64]; - p->envAttackRate = instr[il + 65]; - p->envDecayRate = instr[il + 66]; - p->envSustainLevel = instr[il + 67]; - p->envSustainRate = instr[il + 68]; - p->envReleaseRate = instr[il + 69]; - p->envStep = 0; - - int32 id = (int32)READ_LE_UINT32(&instr[i * 4 + 32]); - - for (i = 0; i < _numWaveTables; i++) { - if (id == _waveTables[i].id) - break; - } - - if (i == _numWaveTables) - return 9; - - TownsAudio_WaveTable *w = &_waveTables[i]; - - p->data = w->data; - p->dataEnd = w->data + w->size; - p->setupLoop(w->loopStart, w->loopLen); - - pcmCalcPhaseStep(p, w); - - uint32 lvl = _pcmChanLevel[chan] * _pcmChanVelo[chan]; - p->envTotalLevel = ((p->envTotalLevel * lvl) >> 14) & 0xff; - p->envSustainLevel = ((p->envSustainLevel * lvl) >> 14) & 0xff; - - p->envAttack(); - p->velo = (p->envCurrentLevel >> 8) << 1; - - _pcmChanKeyPressed |= _chanFlags[chan]; - _pcmChanKeyPlaying |= _chanFlags[chan]; - _pcmChanOut |= _chanFlags[chan]; - - return 0; -} - -int TownsAudioInterface::pcmKeyOff(int chan) { - if (chan < 0x40 || chan > 0x47) - return 1; - - chan -= 0x40; - _pcmChanKeyPressed &= ~_chanFlags[chan]; - _pcmChan[chan].envRelease(); - return 0; -} - -int TownsAudioInterface::pcmChanOff(int chan) { - if (chan < 0x40 || chan > 0x47) - return 1; - - chan -= 0x40; - - _pcmChanKeyPressed &= ~_chanFlags[chan]; - _pcmChanEffectPlaying &= ~_chanFlags[chan]; - _pcmChanKeyPlaying &= ~_chanFlags[chan]; - _pcmChanOut &= ~_chanFlags[chan]; - - return 0; -} - -int TownsAudioInterface::pcmSetPanPos(int chan, int mode) { - if (chan > 0x47) - return 1; - if (mode & 0x80) - return 3; - - chan -= 0x40; - uint8 blc = 0x77; - - if (mode > 64) { - mode -= 64; - blc = ((blc ^ (mode >> 3)) + (mode << 4)) & 0xff; - } else if (mode < 64) { - mode = (mode >> 3) ^ 7; - blc = ((119 + mode) ^ (mode << 4)) & 0xff; - } - - _pcmChan[chan].panLeft = blc & 0x0f; - _pcmChan[chan].panRight = blc >> 4; - - return 0; -} - -int TownsAudioInterface::pcmSetInstrument(int chan, int instrId) { - if (chan > 0x47) - return 1; - if (instrId > 31) - return 3; - chan -= 0x40; - _pcmChan[chan].curInstrument = &_pcmInstruments[instrId * 128]; - return 0; -} - -int TownsAudioInterface::pcmLoadInstrument(int instrId, const uint8 *data) { - if (instrId > 31) - return 3; - assert(data); - memcpy(&_pcmInstruments[instrId * 128], data, 128); - return 0; -} - -int TownsAudioInterface::pcmSetPitch(int chan, int pitch) { - if (chan > 0x47) - return 1; - - if (pitch < -8192 || pitch > 8191) - return 3; - - chan -= 0x40; - TownsAudio_PcmChannel *p = &_pcmChan[chan]; - - uint32 pts = 0x4000; - - if (pitch < 0) - pts = (0x20000000 / (-pitch + 0x2001)) >> 2; - else if (pitch > 0) - pts = (((pitch + 0x2001) << 16) / 0x2000) >> 2; - - p->stepPitch = pts & 0xffff; - p->step = (p->stepNote * p->stepPitch) >> 14; - -// if (_pcmChanUnkFlag & _chanFlags[chan]) -// unk[chan] = (((p->step * 1000) << 11) / 98) / 20833; - - /*else*/ - if ((_pcmChanEffectPlaying & _chanFlags[chan]) && (p->step > 2048)) - p->step = 2048; - - return 0; -} - -int TownsAudioInterface::pcmSetLevel(int chan, int lvl) { - if (chan > 0x47) - return 1; - - if (lvl & 0x80) - return 3; - - chan -= 0x40; - TownsAudio_PcmChannel *p = &_pcmChan[chan]; - - if (_pcmChanReserved & _chanFlags[chan]) { - _pcmChanVelo[chan] = lvl; - p->velo = lvl << 1; - } else { - int32 t = p->envStep * lvl; - if (_pcmChanLevel[chan]) - t /= _pcmChanLevel[chan]; - p->envStep = t; - t = p->envCurrentLevel * lvl; - if (_pcmChanLevel[chan]) - t /= _pcmChanLevel[chan]; - p->envCurrentLevel = t; - _pcmChanLevel[chan] = lvl; - p->velo = p->envCurrentLevel >> 8; - } - - return 0; -} - -void TownsAudioInterface::pcmUpdateEnvelopeGenerator(int chan) { - TownsAudio_PcmChannel *p = &_pcmChan[chan]; - if (!p->envCurrentLevel) { - _pcmChanKeyPlaying &= ~_chanFlags[chan]; - p->envState = kEnvReady; - } - - if (!(_pcmChanKeyPlaying & _chanFlags[chan])) - return; - - switch (p->envState) { - case kEnvAttacking: - if (((p->envCurrentLevel + p->envStep) >> 8) > p->envTotalLevel) { - p->envDecay(); - return; - } else { - p->envCurrentLevel += p->envStep; - } - break; - - case kEnvDecaying: - if (((p->envCurrentLevel - p->envStep) >> 8) < p->envSustainLevel) { - p->envSustain(); - return; - } else { - p->envCurrentLevel -= p->envStep; - } - break; - - case kEnvSustaining: - case kEnvReleasing: - p->envCurrentLevel -= p->envStep; - if (p->envCurrentLevel <= 0) - p->envCurrentLevel = 0; - break; - - default: - break; - } - p->velo = (p->envCurrentLevel >> 8) << 1; -} - -void TownsAudioInterface::pcmCalcPhaseStep(TownsAudio_PcmChannel *p, TownsAudio_WaveTable *w) { - int8 diff = p->note - w->baseNote; - uint16 r = w->rate + w->rateOffs; - uint16 bl = 0; - uint32 s = 0; - - if (diff < 0) { - diff *= -1; - bl = diff % 12; - diff /= 12; - s = (r >> diff); - if (bl) - s = (s * _pcmPhase2[bl]) >> 16; - - } else if (diff > 0) { - bl = diff % 12; - diff /= 12; - s = (r << diff); - if (bl) - s += ((s * _pcmPhase1[bl]) >> 16); - - } else { - s = r; - } - - p->stepNote = s & 0xffff; - p->step = (s * p->stepPitch) >> 14; -} - -void TownsAudioInterface::updateOutputVolume() { - // FM Towns seems to support volumes of 0 - 63 for each channel. - // We recalculate sane values for our 0 to 255 volume range and - // balance values for our -128 to 127 volume range - - // CD-AUDIO - uint32 maxVol = MAX(_outputLevel[12], _outputLevel[13]); - - int volume = (int)(((float)(maxVol * 255) / 63.0f)); - int balance = maxVol ? (int)( ( ((int)_outputLevel[13] - _outputLevel[12]) * 127) / (float)maxVol) : 0; - - g_system->getAudioCDManager()->setVolume(volume); - g_system->getAudioCDManager()->setBalance(balance); -} - -const uint8 TownsAudioInterface::_chanFlags[] = { - 0x01, 0x02, 0x04, 0x08, 0x10, 0x20, 0x40, 0x80 -}; - -const uint16 TownsAudioInterface::_frequency[] = { - 0x028C, 0x02B4, 0x02DC, 0x030A, 0x0338, 0x0368, 0x039C, 0x03D4, 0x040E, 0x044A, 0x048C, 0x04D0 -}; - -const uint8 TownsAudioInterface::_carrier[] = { - 0x10, 0x10, 0x10, 0x10, 0x30, 0x70, 0x70, 0xF0 -}; - -const uint8 TownsAudioInterface::_fmDefaultInstrument[] = { - 0x45, 0x4C, 0x45, 0x50, 0x49, 0x41, 0x4E, 0x4F, 0x01, 0x0A, 0x02, 0x01, - 0x1E, 0x32, 0x05, 0x00, 0x9C, 0xDC, 0x9C, 0xDC, 0x07, 0x03, 0x14, 0x08, - 0x00, 0x03, 0x05, 0x05, 0x55, 0x45, 0x27, 0xA7, 0x04, 0xC0, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 -}; - -const uint16 TownsAudioInterface::_pcmPhase1[] = { - 0x879B, 0x0F37, 0x1F58, 0x306E, 0x4288, 0x55B6, 0x6A08, 0x7F8F, 0x965E, 0xAE88, 0xC882, 0xE341 -}; - -const uint16 TownsAudioInterface::_pcmPhase2[] = { - 0xFEFE, 0xF1A0, 0xE411, 0xD744, 0xCB2F, 0xBFC7, 0xB504, 0xAAE2, 0xA144, 0x9827, 0x8FAC -}; - -TownsAudio_PcmChannel::TownsAudio_PcmChannel() { - extData = 0; - clear(); -} - -TownsAudio_PcmChannel::~TownsAudio_PcmChannel() { - clear(); -} - -void TownsAudio_PcmChannel::loadExtData(uint8 *buffer, uint32 size) { - delete[] extData; - extData = new int8[size]; - int8 *src = (int8 *)buffer; - int8 *dst = extData; - for (uint32 i = 0; i < size; i++) - *dst++ = *src & 0x80 ? (*src++ & 0x7f) : -*src++; - - data = extData; - dataEnd = extData + size; - pos = 0; -} - -void TownsAudio_PcmChannel::setupLoop(uint32 start, uint32 len) { - loopLen = len << 11; - loopEnd = loopLen ? &data[(start + loopLen) >> 11] : dataEnd; - pos = start; -} - -void TownsAudio_PcmChannel::clear() { - curInstrument = 0; - note = 0; - velo = 0; - - data = 0; - dataEnd = 0; - loopLen = 0; - - pos = 0; - loopEnd = 0; - - step = 0; - stepNote = 0x4000; - stepPitch = 0x4000; - - panLeft = panRight = 7; - - envTotalLevel = envAttackRate = envDecayRate = envSustainLevel = envSustainRate = envReleaseRate = 0; - envStep = envCurrentLevel = 0; - - envState = kEnvReady; - - delete[] extData; - extData = 0; -} - -void TownsAudio_PcmChannel::envAttack() { - envState = kEnvAttacking; - int16 t = envTotalLevel << 8; - if (envAttackRate == 127) { - envStep = 0; - } else if (envAttackRate) { - envStep = t / envAttackRate; - envCurrentLevel = 1; - } else { - envCurrentLevel = t; - envDecay(); - } -} - -void TownsAudio_PcmChannel::envDecay() { - envState = kEnvDecaying; - int16 t = envTotalLevel - envSustainLevel; - if (t < 0 || envDecayRate == 127) { - envStep = 0; - } else if (envDecayRate) { - envStep = (t << 8) / envDecayRate; - } else { - envCurrentLevel = envSustainLevel << 8; - envSustain(); - } -} - -void TownsAudio_PcmChannel::envSustain() { - envState = kEnvSustaining; - if (envSustainLevel && envSustainRate) - envStep = (envSustainRate == 127) ? 0 : (envCurrentLevel / envSustainRate) >> 1; - else - envStep = envCurrentLevel = 1; -} - -void TownsAudio_PcmChannel::envRelease() { - envState = kEnvReleasing; - if (envReleaseRate == 127) - envStep = 0; - else if (envReleaseRate) - envStep = envCurrentLevel / envReleaseRate; - else - envStep = envCurrentLevel = 1; -} - -TownsAudio_WaveTable::TownsAudio_WaveTable() { - data = 0; - clear(); -} - -TownsAudio_WaveTable::~TownsAudio_WaveTable() { - clear(); -} - -void TownsAudio_WaveTable::readHeader(const uint8 *buffer) { - memcpy(name, buffer, 8); - name[8] = 0; - id = READ_LE_UINT32(&buffer[8]); - size = READ_LE_UINT32(&buffer[12]); - loopStart = READ_LE_UINT32(&buffer[16]); - loopLen = READ_LE_UINT32(&buffer[20]); - rate = READ_LE_UINT16(&buffer[24]); - rateOffs = READ_LE_UINT16(&buffer[26]); - baseNote = READ_LE_UINT32(&buffer[28]); -} - -void TownsAudio_WaveTable::readData(const uint8 *buffer) { - if (!size) - return; - - delete[] data; - data = new int8[size]; - - const int8 *src = (const int8 *)buffer; - int8 *dst = data; - for (uint32 i = 0; i < size; i++) - *dst++ = *src & 0x80 ? (*src++ & 0x7f) : -*src++; -} - -void TownsAudio_WaveTable::clear() { - name[0] = name[8] = 0; - id = -1; - size = 0; - loopStart = 0; - loopLen = 0; - rate = 0; - rateOffs = 0; - baseNote = 0; - delete[] data; - data = 0; -} - diff --git a/sound/softsynth/fmtowns_pc98/towns_audio.h b/sound/softsynth/fmtowns_pc98/towns_audio.h deleted file mode 100644 index 95fb1ded59..0000000000 --- a/sound/softsynth/fmtowns_pc98/towns_audio.h +++ /dev/null @@ -1,179 +0,0 @@ -/* ScummVM - Graphic Adventure Engine - * - * ScummVM is the legal property of its developers, whose names - * are too numerous to list here. Please refer to the COPYRIGHT - * file distributed with this source distribution. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version 2 - * of the License, or (at your option) any later version. - - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. - * - * $URL$ - * $Id$ - * - */ - -#ifndef TOWNS_AUDIO_H -#define TOWNS_AUDIO_H - -#include "sound/softsynth/fmtowns_pc98/towns_pc98_fmsynth.h" - -class TownsAudioInterfacePluginDriver { -public: - virtual ~TownsAudioInterfacePluginDriver() {} - virtual void timerCallback(int timerId) = 0; -}; - -class TownsAudio_PcmChannel; -class TownsAudio_WaveTable; - -class TownsAudioInterface : public TownsPC98_FmSynth { -public: - TownsAudioInterface(Audio::Mixer *mixer, TownsAudioInterfacePluginDriver *driver); - ~TownsAudioInterface(); - - bool init(); - - int callback(int command, ...); - - void setMusicVolume(int volume); - void setSoundEffectVolume(int volume); - // Defines the channels used as sound effect channels for the purpose of ScummVM GUI volume control. - // The first 6 bits are the 6 fm channels. The next 8 bits are pcm channels. - void setSoundEffectChanMask(int mask); - -private: - void nextTickEx(int32 *buffer, uint32 bufferSize); - - void timerCallbackA(); - void timerCallbackB(); - - typedef int (TownsAudioInterface::*TownsAudioIntfCallback)(va_list &); - const TownsAudioIntfCallback *_intfOpcodes; - - int intf_reset(va_list &args); - int intf_keyOn(va_list &args); - int intf_keyOff(va_list &args); - int intf_setPanPos(va_list &args); - int intf_setInstrument(va_list &args); - int intf_loadInstrument(va_list &args); - int intf_setPitch(va_list &args); - int intf_setLevel(va_list &args); - int intf_chanOff(va_list &args); - int intf_writeReg(va_list &args); - int intf_writeRegBuffer(va_list &args); - int intf_readRegBuffer(va_list &args); - int intf_setTimerA(va_list &args); - int intf_setTimerB(va_list &args); - int intf_enableTimerA(va_list &args); - int intf_enableTimerB(va_list &args); - int intf_loadSamples(va_list &args); - int intf_reserveEffectChannels(va_list &args); - int intf_loadWaveTable(va_list &args); - int intf_unloadWaveTable(va_list &args); - int intf_pcmPlayEffect(va_list &args); - int intf_pcmChanOff(va_list &args); - int intf_pcmEffectPlaying(va_list &args); - int intf_fmKeyOn(va_list &args); - int intf_fmKeyOff(va_list &args); - int intf_fmSetPanPos(va_list &args); - int intf_fmSetInstrument(va_list &args); - int intf_fmLoadInstrument(va_list &args); - int intf_fmSetPitch(va_list &args); - int intf_fmSetLevel(va_list &args); - int intf_fmReset(va_list &args); - int intf_setOutputVolume(va_list &args); - int intf_resetOutputVolume(va_list &args); - int intf_updateOutputVolume(va_list &args); - int intf_cdaToggle(va_list &args); - int intf_pcmUpdateEnvelopeGenerator(va_list &args); - - int intf_notImpl(va_list &args); - - void fmReset(); - int fmKeyOn(int chan, int note, int velo); - int fmKeyOff(int chan); - int fmChanOff(int chan); - int fmSetPanPos(int chan, int mode); - int fmSetInstrument(int chan, int instrId); - int fmLoadInstrument(int instrId, const uint8 *data); - int fmSetPitch(int chan, int pitch); - int fmSetLevel(int chan, int lvl); - - void bufferedWriteReg(uint8 part, uint8 regAddress, uint8 value); - - uint8 _fmChanPlaying; - uint8 _fmChanNote[6]; - int16 _fmChanPitch[6]; - - uint8 *_fmSaveReg[2]; - uint8 *_fmInstruments; - - void pcmReset(); - int pcmKeyOn(int chan, int note, int velo); - int pcmKeyOff(int chan); - int pcmChanOff(int chan); - int pcmSetPanPos(int chan, int mode); - int pcmSetInstrument(int chan, int instrId); - int pcmLoadInstrument(int instrId, const uint8 *data); - int pcmSetPitch(int chan, int pitch); - int pcmSetLevel(int chan, int lvl); - void pcmUpdateEnvelopeGenerator(int chan); - - TownsAudio_PcmChannel *_pcmChan; - uint8 _pcmChanOut; - uint8 _pcmChanReserved; - uint8 _pcmChanKeyPressed; - uint8 _pcmChanEffectPlaying; - uint8 _pcmChanKeyPlaying; - - uint8 _pcmChanNote[8]; - uint8 _pcmChanVelo[8]; - uint8 _pcmChanLevel[8]; - - uint8 _numReservedChannels; - uint8 *_pcmInstruments; - - TownsAudio_WaveTable *_waveTables; - uint8 _numWaveTables; - uint32 _waveTablesTotalDataSize; - - void pcmCalcPhaseStep(TownsAudio_PcmChannel *p, TownsAudio_WaveTable *w); - - void updateOutputVolume(); - uint8 _outputVolumeFlags; - uint8 _outputLevel[16]; - uint8 _outputMuteFlags; - - const float _baserate; - uint32 _timerBase; - uint32 _tickLength; - uint32 _timer; - - uint16 _musicVolume; - uint16 _sfxVolume; - int _pcmSfxChanMask; - - TownsAudioInterfacePluginDriver *_drv; - bool _ready; - - static const uint8 _chanFlags[]; - static const uint16 _frequency[]; - static const uint8 _carrier[]; - static const uint8 _fmDefaultInstrument[]; - static const uint16 _pcmPhase1[]; - static const uint16 _pcmPhase2[]; -}; - -#endif - diff --git a/sound/softsynth/fmtowns_pc98/towns_euphony.cpp b/sound/softsynth/fmtowns_pc98/towns_euphony.cpp deleted file mode 100644 index 3a691c407d..0000000000 --- a/sound/softsynth/fmtowns_pc98/towns_euphony.cpp +++ /dev/null @@ -1,905 +0,0 @@ -/* ScummVM - Graphic Adventure Engine - * - * ScummVM is the legal property of its developers, whose names - * are too numerous to list here. Please refer to the COPYRIGHT - * file distributed with this source distribution. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version 2 - * of the License, or (at your option) any later version. - - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. - * - * $URL$ - * $Id$ - * - */ - -#include "sound/softsynth/fmtowns_pc98/towns_euphony.h" -#include "common/endian.h" - -TownsEuphonyDriver::TownsEuphonyDriver(Audio::Mixer *mixer) : _activeChannels(0), _sustainChannels(0), - _assignedChannels(0), _paraCount(0), _command(0), _tEnable(0), _tMode(0), _tOrdr(0), _tLevel(0), - _tTranspose(0), _musicPos(0), _musicStart(0), _playing(false), _eventBuffer(0), _bufferedEventsCount(0), - _tempoControlMode(0) { - _para[0] = _para[1] = 0; - _intf = new TownsAudioInterface(mixer, this); - resetTempo(); -} - -TownsEuphonyDriver::~TownsEuphonyDriver() { - delete _intf; - delete[] _activeChannels; - delete[] _sustainChannels; - delete[] _assignedChannels; - delete[] _tEnable; - delete[] _tMode; - delete[] _tOrdr; - delete[] _tLevel; - delete[] _tTranspose; -} - -bool TownsEuphonyDriver::init() { - if (!_intf->init()) - return false; - - _activeChannels = new int8[16]; - _sustainChannels = new int8[16]; - _assignedChannels = new ActiveChannel[128]; - _eventBuffer = new DlEvent[64]; - - _tEnable = new uint8[32]; - _tMode = new uint8[32]; - _tOrdr = new uint8[32]; - _tLevel = new int8[32]; - _tTranspose = new int8[32]; - - reset(); - - return true; -} - -void TownsEuphonyDriver::reset() { - _intf->callback(0); - - _intf->callback(74); - _intf->callback(70); - _intf->callback(75, 3); - - setTimerA(true, 1); - setTimerA(false, 1); - setTimerB(true, 221); - - _paraCount = _command = _para[0] = _para[1] = 0; - memset(_sustainChannels, 0, 16); - memset(_activeChannels, -1, 16); - for (int i = 0; i < 128; i++) { - _assignedChannels[i].chan = _assignedChannels[i].next = -1; - _assignedChannels[i].note = _assignedChannels[i].sub = 0; - } - - int e = 0; - for (int i = 0; i < 6; i++) - assignChannel(i, e++); - for (int i = 0x40; i < 0x48; i++) - assignChannel(i, e++); - - resetTables(); - - memset(_eventBuffer, 0, 64 * sizeof(DlEvent)); - _bufferedEventsCount = 0; - - _playing = _endOfTrack = _suspendParsing = _loop = false; - _elapsedEvents = 0; - _tempoDiff = 0; - - resetTempo(); - - if (_tempoControlMode == 1) { - //if (///) - // return; - setTempoIntern(_defaultTempo); - } else { - setTempoIntern(_defaultTempo); - } - - resetControl(); -} - -void TownsEuphonyDriver::loadInstrument(int chanType, int id, const uint8 *data) { - _intf->callback(5, chanType, id, data); -} - -void TownsEuphonyDriver::loadWaveTable(const uint8 *data) { - _intf->callback(34, data); -} - -void TownsEuphonyDriver::unloadWaveTable(int id) { - _intf->callback(35, id); -} - -void TownsEuphonyDriver::reserveSoundEffectChannels(int num) { - _intf->callback(33, num); - uint32 volMask = 0; - - if (num > 8) - return; - - for (uint32 v = 1 << 13; num; num--) { - volMask |= v; - v >>= 1; - } - - _intf->setSoundEffectChanMask(volMask); -} - -int TownsEuphonyDriver::setMusicTempo(int tempo) { - if (tempo > 250) - return 3; - _defaultTempo = tempo; - _trackTempo = tempo; - setTempoIntern(tempo); - return 0; -} - -int TownsEuphonyDriver::startMusicTrack(const uint8 *data, int trackSize, int startTick) { - if (_playing) - return 2; - - _musicPos = _musicStart = data; - _defaultBaseTickLen = _baseTickLen = startTick; - _musicTrackSize = trackSize; - _timeStampBase = _timeStampDest = 0; - _tickCounter = 0; - _playing = true; - - return 0; -} - -void TownsEuphonyDriver::setMusicLoop(bool loop) { - _loop = loop; -} - -void TownsEuphonyDriver::stopParser() { - if (_playing) { - _playing = false; - _pulseCount = 0; - _endOfTrack = false; - flushEventBuffer(); - resetControl(); - } -} - -void TownsEuphonyDriver::continueParsing() { - _suspendParsing = false; -} - -void TownsEuphonyDriver::playSoundEffect(int chan, int note, int velo, const uint8 *data) { - _intf->callback(37, chan, note, velo, data); -} - -void TownsEuphonyDriver::stopSoundEffect(int chan) { - _intf->callback(39, chan); -} - -bool TownsEuphonyDriver::soundEffectIsPlaying(int chan) { - return _intf->callback(40, chan) ? true : false; -} - -void TownsEuphonyDriver::chanPanPos(int chan, int mode) { - _intf->callback(3, chan, mode); -} - -void TownsEuphonyDriver::chanPitch(int chan, int pitch) { - _intf->callback(7, chan, pitch); -} - -void TownsEuphonyDriver::chanVolume(int chan, int vol) { - _intf->callback(8, chan, vol); -} - -void TownsEuphonyDriver::setOutputVolume(int mode, int volLeft, int volRight) { - _intf->callback(67, mode, volLeft, volRight); -} - -int TownsEuphonyDriver::chanEnable(int tableEntry, int val) { - if (tableEntry > 31) - return 3; - _tEnable[tableEntry] = val; - return 0; -} - -int TownsEuphonyDriver::chanMode(int tableEntry, int val) { - if (tableEntry > 31) - return 3; - _tMode[tableEntry] = val; - return 0; -} - -int TownsEuphonyDriver::chanOrdr(int tableEntry, int val) { - if (tableEntry > 31) - return 3; - if (val < 16) - _tOrdr[tableEntry] = val; - return 0; -} - -int TownsEuphonyDriver::chanVolumeShift(int tableEntry, int val) { - if (tableEntry > 31) - return 3; - if (val <= 40) - _tLevel[tableEntry] = (int8)(val & 0xff); - return 0; -} - -int TownsEuphonyDriver::chanNoteShift(int tableEntry, int val) { - if (tableEntry > 31) - return 3; - if (val <= 40) - _tTranspose[tableEntry] = (int8)(val & 0xff); - return 0; -} - -int TownsEuphonyDriver::assignChannel(int chan, int tableEntry) { - if (tableEntry > 15 || chan > 127 || chan < 0) - return 3; - - ActiveChannel *a = &_assignedChannels[chan]; - if (a->chan == tableEntry) - return 0; - - if (a->chan != -1) { - int8 *b = &_activeChannels[a->chan]; - while (*b != chan) { - b = &_assignedChannels[*b].next; - if (*b == -1 && *b != chan) - return 3; - } - - *b = a->next; - - if (a->note) - _intf->callback(2, chan); - - a->chan = a->next = -1; - a->note = 0; - } - - a->next = _activeChannels[tableEntry]; - _activeChannels[tableEntry] = chan; - a->chan = tableEntry; - a->note = a->sub = 0; - - return 0; -} - -void TownsEuphonyDriver::timerCallback(int timerId) { - switch (timerId) { - case 0: - updatePulseCount(); - while (_pulseCount > 0) { - --_pulseCount; - updateTimeStampBase(); - if (!_playing) - continue; - updateEventBuffer(); - updateParser(); - updateCheckEot(); - } - break; - default: - break; - } -} - -void TownsEuphonyDriver::setMusicVolume(int volume) { - _intf->setMusicVolume(volume); -} - -void TownsEuphonyDriver::setSoundEffectVolume(int volume) { - _intf->setSoundEffectVolume(volume); -} - -void TownsEuphonyDriver::resetTables() { - memset(_tEnable, 0xff, 32); - memset(_tMode, 0xff, 16); - memset(_tMode + 16, 0, 16); - for (int i = 0; i < 32; i++) - _tOrdr[i] = i & 0x0f; - memset(_tLevel, 0, 32); - memset(_tTranspose, 0, 32); -} - -void TownsEuphonyDriver::resetTempo() { - _defaultBaseTickLen = _baseTickLen = 0x33; - _pulseCount = 0; - _extraTimingControlRemainder = 0; - _extraTimingControl = 16; - _tempoModifier = 0; - _timeStampDest = 0; - _deltaTicks = 0; - _tickCounter = 0; - _defaultTempo = 90; - _trackTempo = 90; -} - -void TownsEuphonyDriver::setTempoIntern(int tempo) { - tempo = CLIP(tempo + _tempoModifier, 0, 500); - if (_tempoControlMode == 0) { - _timerSetting = 34750 / (tempo + 30); - _extraTimingControl = 16; - - while (_timerSetting < 126) { - _timerSetting <<= 1; - _extraTimingControl <<= 1; - } - - while (_timerSetting > 383) { - _timerSetting >>= 1; - _extraTimingControl >>= 1; - } - - setTimerA(true, -(_timerSetting - 2)); - - } else if (_tempoControlMode == 1) { - _timerSetting = 312500 / (tempo + 30); - _extraTimingControl = 16; - while (_timerSetting < 1105) { - _timerSetting <<= 1; - _extraTimingControl <<= 1; - } - - } else if (_tempoControlMode == 2) { - _timerSetting = 625000 / (tempo + 30); - _extraTimingControlRemainder = 0; - } -} - -void TownsEuphonyDriver::setTimerA(bool enable, int tempo) { - _intf->callback(21, enable ? 255 : 0, tempo); -} - -void TownsEuphonyDriver::setTimerB(bool enable, int tempo) { - _intf->callback(22, enable ? 255 : 0, tempo); -} - -void TownsEuphonyDriver::updatePulseCount() { - int tc = _extraTimingControl + _extraTimingControlRemainder; - _extraTimingControlRemainder = tc & 0x0f; - tc >>= 4; - _tempoDiff -= tc; - - while (_tempoDiff < 0) { - _elapsedEvents++; - _tempoDiff += 4; - } - - if (_playing && !_suspendParsing) - _pulseCount += tc; -} - -void TownsEuphonyDriver::updateTimeStampBase() { - static const uint16 table[] = { 0x180, 0xC0, 0x80, 0x60, 0x40, 0x30, 0x20, 0x18 }; - if ((uint32)(table[_baseTickLen >> 4] * ((_baseTickLen & 0x0f) + 1)) > ++_tickCounter) - return; - ++_timeStampDest; - _tickCounter = 0; - _deltaTicks = 0; -} - -void TownsEuphonyDriver::updateParser() { - for (bool loop = true; loop;) { - uint8 cmd = _musicPos[0]; - - if (cmd == 0xff || cmd == 0xf7) { - jumpNextLoop(); - - } else if (cmd < 0x90) { - _endOfTrack = true; - flushEventBuffer(); - loop = false; - - } else if (_timeStampBase > _timeStampDest) { - loop = false; - - } else { - if (_timeStampBase == _timeStampDest) { - uint16 timeStamp = READ_LE_UINT16(&_musicPos[2]); - uint8 l = (timeStamp & 0xff) + (timeStamp & 0xff); - timeStamp = ((timeStamp & 0xff00) | l) >> 1; - if (timeStamp > _tickCounter) - loop = false; - } - - if (loop) { - if (parseNext()) - loop = false; - } - } - } -} - -void TownsEuphonyDriver::updateCheckEot() { - if (!_endOfTrack || _bufferedEventsCount) - return; - stopParser(); -} - -bool TownsEuphonyDriver::parseNext() { -#define OPC(x) &TownsEuphonyDriver::evt##x - static const EuphonyOpcode opcodes[] = { - OPC(NotImpl), - OPC(SetupNote), - OPC(PolyphonicAftertouch), - OPC(ControlPitch), - OPC(InstrumentChanAftertouch), - OPC(InstrumentChanAftertouch), - OPC(ControlPitch) - }; -#undef OPC - - uint cmd = _musicPos[0]; - if (cmd != 0xfe && cmd != 0xfd) { - if (cmd >= 0xf0) { - cmd &= 0x0f; - if (cmd == 0) - evtLoadInstrument(); - else if (cmd == 2) - evtAdvanceTimestampOffset(); - else if (cmd == 8) - evtTempo(); - else if (cmd == 12) - evtModeOrdrChange(); - jumpNextLoop(); - return false; - - } else if (!(this->*opcodes[(cmd - 0x80) >> 4])()) { - jumpNextLoop(); - return false; - } - } - - if (cmd == 0xfd) { - _suspendParsing = true; - return true; - } - - if (!_loop) { - _endOfTrack = true; - return true; - } - - _endOfTrack = false; - _musicPos = _musicStart; - _timeStampBase = _timeStampDest = _tickCounter = 0; - _baseTickLen = _defaultBaseTickLen; - - return false; -} - -void TownsEuphonyDriver::jumpNextLoop() { - _musicPos += 6; - if (_musicPos >= _musicStart + _musicTrackSize) - _musicPos = _musicStart; -} - -void TownsEuphonyDriver::updateEventBuffer() { - DlEvent *e = _eventBuffer; - for (int i = _bufferedEventsCount; i; e++) { - if (e->evt == 0) - continue; - if (--e->len) { - --i; - continue; - } - processBufferNote(e->mode, e->evt, e->note, e->velo); - e->evt = 0; - --i; - --_bufferedEventsCount; - } -} - -void TownsEuphonyDriver::flushEventBuffer() { - DlEvent *e = _eventBuffer; - for (int i = _bufferedEventsCount; i; e++) { - if (e->evt == 0) - continue; - processBufferNote(e->mode, e->evt, e->note, e->velo); - e->evt = 0; - --i; - --_bufferedEventsCount; - } -} - -void TownsEuphonyDriver::processBufferNote(int mode, int evt, int note, int velo) { - if (!velo) - evt &= 0x8f; - sendEvent(mode, evt); - sendEvent(mode, note); - sendEvent(mode, velo); -} - -void TownsEuphonyDriver::resetControl() { - for (int i = 0; i < 32; i++) { - if (_tOrdr[i] > 15) { - for (int ii = 0; ii < 16; ii++) - resetControlIntern(_tMode[i], ii); - } else { - resetControlIntern(_tMode[i], _tOrdr[i]); - } - } -} - -void TownsEuphonyDriver::resetControlIntern(int mode, int chan) { - sendEvent(mode, 0xb0 | chan); - sendEvent(mode, 0x40); - sendEvent(mode, 0); - sendEvent(mode, 0xb0 | chan); - sendEvent(mode, 0x7b); - sendEvent(mode, 0); - sendEvent(mode, 0xb0 | chan); - sendEvent(mode, 0x79); - sendEvent(mode, 0x40); -} - -uint8 TownsEuphonyDriver::appendEvent(uint8 evt, uint8 chan) { - if (evt >= 0x80 && evt < 0xf0 && _tOrdr[chan] < 16) - return (evt & 0xf0) | _tOrdr[chan]; - return evt; -} - -void TownsEuphonyDriver::sendEvent(uint8 mode, uint8 command) { - if (mode == 0) { - // warning("TownsEuphonyDriver: Mode 0 not implemented"); - - } else if (mode == 0x10) { - warning("TownsEuphonyDriver: Mode 0x10 not implemented"); - - } else if (mode == 0xff) { - if (command >= 0xf0) { - _paraCount = 1; - _command = 0; - } else if (command >= 0x80) { - _paraCount = 1; - _command = command; - } else if (_command >= 0x80) { - switch ((_command - 0x80) >> 4) { - case 0: - if (_paraCount < 2) { - _paraCount++; - _para[0] = command; - } else { - _paraCount = 1; - _para[1] = command; - sendNoteOff(); - } - break; - - case 1: - if (_paraCount < 2) { - _paraCount++; - _para[0] = command; - } else { - _paraCount = 1; - _para[1] = command; - if (command) - sendNoteOn(); - else - sendNoteOff(); - } - break; - - case 2: - if (_paraCount < 2) { - _paraCount++; - _para[0] = command; - } else { - _paraCount = 1; - } - break; - - case 3: - if (_paraCount < 2) { - _paraCount++; - _para[0] = command; - } else { - _paraCount = 1; - _para[1] = command; - - if (_para[0] == 7) - sendChanVolume(); - else if (_para[0] == 10) - sendPanPosition(); - else if (_para[0] == 64) - sendAllNotesOff(); - } - break; - - case 4: - _paraCount = 1; - _para[0] = command; - sendSetInstrument(); - break; - - case 5: - _paraCount = 1; - _para[0] = command; - break; - - case 6: - if (_paraCount < 2) { - _paraCount++; - _para[0] = command; - } else { - _paraCount = 1; - _para[1] = command; - sendPitch(); - } - break; - } - } - } -} - -bool TownsEuphonyDriver::evtSetupNote() { - if (_musicPos[1] > 31) - return false; - if (!_tEnable[_musicPos[1]]) { - jumpNextLoop(); - return (_musicPos[0] == 0xfe || _musicPos[0] == 0xfd) ? true : false; - } - uint8 evt = appendEvent(_musicPos[0], _musicPos[1]); - uint8 mode = _tMode[_musicPos[1]]; - uint8 note = _musicPos[4]; - uint8 velo = _musicPos[5]; - - sendEvent(mode, evt); - sendEvent(mode, applyNoteShift(note)); - sendEvent(mode, applyVolumeShift(velo)); - - jumpNextLoop(); - if (_musicPos[0] == 0xfe || _musicPos[0] == 0xfd) - return true; - - velo = _musicPos[5]; - uint16 len = ((((_musicPos[1] << 4) | (_musicPos[2] << 8)) >> 4) & 0xff) | ((((_musicPos[3] << 4) | (_musicPos[4] << 8)) >> 4) << 8); - - int i = 0; - for (; i < 64; i++) { - if (_eventBuffer[i].evt == 0) - break; - } - - if (i == 64) { - processBufferNote(mode, evt, note, velo); - } else { - _eventBuffer[i].evt = evt; - _eventBuffer[i].mode = mode; - _eventBuffer[i].note = note; - _eventBuffer[i].velo = velo; - _eventBuffer[i].len = len ? len : 1; - _bufferedEventsCount++; - } - - return false; -} - -bool TownsEuphonyDriver::evtPolyphonicAftertouch() { - if (_musicPos[1] > 31) - return false; - if (!_tEnable[_musicPos[1]]) - return false; - - uint8 evt = appendEvent(_musicPos[0], _musicPos[1]); - uint8 mode = _tMode[_musicPos[1]]; - - sendEvent(mode, evt); - sendEvent(mode, applyNoteShift(_musicPos[4])); - sendEvent(mode, _musicPos[5]); - - return false; -} - -bool TownsEuphonyDriver::evtControlPitch() { - if (_musicPos[1] > 31) - return false; - if (!_tEnable[_musicPos[1]]) - return false; - - uint8 evt = appendEvent(_musicPos[0], _musicPos[1]); - uint8 mode = _tMode[_musicPos[1]]; - - sendEvent(mode, evt); - sendEvent(mode, _musicPos[4]); - sendEvent(mode, _musicPos[5]); - - return false; -} - -bool TownsEuphonyDriver::evtInstrumentChanAftertouch() { - if (_musicPos[1] > 31) - return false; - if (!_tEnable[_musicPos[1]]) - return false; - - uint8 evt = appendEvent(_musicPos[0], _musicPos[1]); - uint8 mode = _tMode[_musicPos[1]]; - - sendEvent(mode, evt); - sendEvent(mode, _musicPos[4]); - - return false; -} - -bool TownsEuphonyDriver::evtLoadInstrument() { - return false; -} - -bool TownsEuphonyDriver::evtAdvanceTimestampOffset() { - ++_timeStampBase; - _baseTickLen = _musicPos[1]; - return false; -} - -bool TownsEuphonyDriver::evtTempo() { - uint8 l = _musicPos[4] << 1; - _trackTempo = (l | (_musicPos[5] << 8)) >> 1; - setTempoIntern(_trackTempo); - return false; -} - -bool TownsEuphonyDriver::evtModeOrdrChange() { - if (_musicPos[1] > 31) - return false; - if (!_tEnable[_musicPos[1]]) - return false; - - if (_musicPos[4] == 1) - _tMode[_musicPos[1]] = _musicPos[5]; - else if (_musicPos[4] == 2) - _tOrdr[_musicPos[1]] = _musicPos[5]; - - return false; -} - -uint8 TownsEuphonyDriver::applyNoteShift(uint8 in) { - int out = _tTranspose[_musicPos[1]]; - if (!out) - return in; - out += (in & 0x7f); - - if (out > 127) - out -= 12; - - if (out < 0) - out += 12; - - return out & 0xff; -} - -uint8 TownsEuphonyDriver::applyVolumeShift(uint8 in) { - int out = _tLevel[_musicPos[1]]; - out += (in & 0x7f); - out = CLIP(out, 1, 127); - - return out & 0xff; -} - -void TownsEuphonyDriver::sendNoteOff() { - int8 *chan = &_activeChannels[_command & 0x0f]; - if (*chan == -1) - return; - - while (_assignedChannels[*chan].note != _para[0]) { - chan = &_assignedChannels[*chan].next; - if (*chan == -1) - return; - } - - if (_sustainChannels[_command & 0x0f]) { - _assignedChannels[*chan].note |= 0x80; - } else { - _assignedChannels[*chan].note = 0; - _intf->callback(2, *chan); - } -} - -void TownsEuphonyDriver::sendNoteOn() { - if (!_para[0]) - return; - int8 *chan = &_activeChannels[_command & 0x0f]; - if (*chan == -1) - return; - - do { - _assignedChannels[*chan].sub++; - chan = &_assignedChannels[*chan].next; - } while (*chan != -1); - - chan = &_activeChannels[_command & 0x0f]; - - int d = 0; - int c = 0; - bool found = false; - - do { - if (!_assignedChannels[*chan].note) { - found = true; - break; - } - if (d <= _assignedChannels[*chan].sub) { - c = *chan; - d = _assignedChannels[*chan].sub; - } - chan = &_assignedChannels[*chan].next; - } while (*chan != -1); - - if (found) - c = *chan; - else - _intf->callback(2, c); - - _assignedChannels[c].note = _para[0]; - _assignedChannels[c].sub = 0; - _intf->callback(1, c, _para[0], _para[1]); -} - -void TownsEuphonyDriver::sendChanVolume() { - int8 *chan = &_activeChannels[_command & 0x0f]; - while (*chan != -1) { - _intf->callback(8, *chan, _para[1] & 0x7f); - chan = &_assignedChannels[*chan].next; - } -} - -void TownsEuphonyDriver::sendPanPosition() { - int8 *chan = &_activeChannels[_command & 0x0f]; - while (*chan != -1) { - _intf->callback(3, *chan, _para[1] & 0x7f); - chan = &_assignedChannels[*chan].next; - } -} - -void TownsEuphonyDriver::sendAllNotesOff() { - if (_para[1] > 63) { - _sustainChannels[_command & 0x0f] = -1; - return; - } - - _sustainChannels[_command & 0x0f] = 0; - int8 *chan = &_activeChannels[_command & 0x0f]; - while (*chan != -1) { - if (_assignedChannels[*chan].note & 0x80) { - _assignedChannels[*chan].note = 0; - _intf->callback(2, *chan); - } - chan = &_assignedChannels[*chan].next; - } -} - -void TownsEuphonyDriver::sendSetInstrument() { - int8 *chan = &_activeChannels[_command & 0x0f]; - while (*chan != -1) { - _intf->callback(4, *chan, _para[0]); - _intf->callback(7, *chan, 0); - chan = &_assignedChannels[*chan].next; - } -} - -void TownsEuphonyDriver::sendPitch() { - int8 *chan = &_activeChannels[_command & 0x0f]; - while (*chan != -1) { - _para[0] += _para[0]; - int16 pitch = (((READ_LE_UINT16(_para)) >> 1) & 0x3fff) - 0x2000; - _intf->callback(7, *chan, pitch); - chan = &_assignedChannels[*chan].next; - } -} diff --git a/sound/softsynth/fmtowns_pc98/towns_euphony.h b/sound/softsynth/fmtowns_pc98/towns_euphony.h deleted file mode 100644 index fa1f8ba496..0000000000 --- a/sound/softsynth/fmtowns_pc98/towns_euphony.h +++ /dev/null @@ -1,187 +0,0 @@ -/* ScummVM - Graphic Adventure Engine - * - * ScummVM is the legal property of its developers, whose names - * are too numerous to list here. Please refer to the COPYRIGHT - * file distributed with this source distribution. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version 2 - * of the License, or (at your option) any later version. - - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. - * - * $URL$ - * $Id$ - * - */ - -#ifndef TOWNS_EUP_H -#define TOWNS_EUP_H - -#include "sound/softsynth/fmtowns_pc98/towns_audio.h" - -class TownsEuphonyDriver : public TownsAudioInterfacePluginDriver { -public: - TownsEuphonyDriver(Audio::Mixer *mixer); - virtual ~TownsEuphonyDriver(); - - bool init(); - void reset(); - - void loadInstrument(int chanType, int id, const uint8 *data); - void loadWaveTable(const uint8 *data); - void unloadWaveTable(int id); - void reserveSoundEffectChannels(int num); - - int setMusicTempo(int tempo); - int startMusicTrack(const uint8 *data, int trackSize, int startTick); - void setMusicLoop(bool loop); - void stopParser(); - bool parserIsPlaying() {return _playing; } - void continueParsing(); - - void playSoundEffect(int chan, int note, int velo, const uint8 *data); - void stopSoundEffect(int chan); - bool soundEffectIsPlaying(int chan); - - void chanPanPos(int chan, int mode); - void chanPitch(int chan, int pitch); - void chanVolume(int chan, int vol); - - void setOutputVolume(int chanType, int volLeft, int volRight); - - int chanEnable(int tableEntry, int val); - int chanMode(int tableEntry, int val); - int chanOrdr(int tableEntry, int val); - int chanVolumeShift(int tableEntry, int val); - int chanNoteShift(int tableEntry, int val); - - int assignChannel(int chan, int tableEntry); - - void timerCallback(int timerId); - - void setMusicVolume(int volume); - void setSoundEffectVolume(int volume); - - TownsAudioInterface *intf() { - return _intf; - } - -private: - void resetTables(); - - void resetTempo(); - void setTempoIntern(int tempo); - void setTimerA(bool enable, int tempo); - void setTimerB(bool enable, int tempo); - - void updatePulseCount(); - void updateTimeStampBase(); - void updateParser(); - void updateCheckEot(); - - bool parseNext(); - void jumpNextLoop(); - - void updateEventBuffer(); - void flushEventBuffer(); - void processBufferNote(int mode, int evt, int note, int velo); - - void resetControl(); - void resetControlIntern(int mode, int chan); - uint8 appendEvent(uint8 evt, uint8 chan); - - void sendEvent(uint8 mode, uint8 command); - - typedef bool(TownsEuphonyDriver::*EuphonyOpcode)(); - bool evtSetupNote(); - bool evtPolyphonicAftertouch(); - bool evtControlPitch(); - bool evtInstrumentChanAftertouch(); - bool evtLoadInstrument(); - bool evtAdvanceTimestampOffset(); - bool evtTempo(); - bool evtModeOrdrChange(); - bool evtNotImpl() { - return false; - } - - uint8 applyNoteShift(uint8 in); - uint8 applyVolumeShift(uint8 in); - - void sendNoteOff(); - void sendNoteOn(); - void sendChanVolume(); - void sendPanPosition(); - void sendAllNotesOff(); - void sendSetInstrument(); - void sendPitch(); - - int8 *_activeChannels; - int8 *_sustainChannels; - - struct ActiveChannel { - int8 chan; - int8 next; - uint8 note; - uint8 sub; - } *_assignedChannels; - - uint8 *_tEnable; - uint8 *_tMode; - uint8 *_tOrdr; - int8 *_tLevel; - int8 *_tTranspose; - - struct DlEvent { - uint8 evt; - uint8 mode; - uint8 note; - uint8 velo; - uint16 len; - } *_eventBuffer; - int _bufferedEventsCount; - - uint8 _para[2]; - uint8 _paraCount; - uint8 _command; - - uint8 _defaultBaseTickLen; - uint8 _baseTickLen; - uint32 _pulseCount; - int _tempoControlMode; - int _extraTimingControlRemainder; - int _extraTimingControl; - int _timerSetting; - int8 _tempoDiff; - int _tempoModifier; - uint32 _timeStampDest; - uint32 _timeStampBase; - int8 _elapsedEvents; - uint8 _deltaTicks; - uint32 _tickCounter; - uint8 _defaultTempo; - int _trackTempo; - - bool _loop; - bool _playing; - bool _endOfTrack; - bool _suspendParsing; - - const uint8 *_musicStart; - const uint8 *_musicPos; - uint32 _musicTrackSize; - - TownsAudioInterface *_intf; -}; - -#endif - diff --git a/sound/softsynth/fmtowns_pc98/towns_pc98_driver.cpp b/sound/softsynth/fmtowns_pc98/towns_pc98_driver.cpp deleted file mode 100644 index 303f08e6b1..0000000000 --- a/sound/softsynth/fmtowns_pc98/towns_pc98_driver.cpp +++ /dev/null @@ -1,1428 +0,0 @@ -/* ScummVM - Graphic Adventure Engine - * - * ScummVM is the legal property of its developers, whose names - * are too numerous to list here. Please refer to the COPYRIGHT - * file distributed with this source distribution. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version 2 - * of the License, or (at your option) any later version. - - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. - * - * $URL$ - * $Id$ - * - */ - -#include "sound/softsynth/fmtowns_pc98/towns_pc98_driver.h" -#include "common/endian.h" - -class TownsPC98_MusicChannel { -public: - TownsPC98_MusicChannel(TownsPC98_AudioDriver *driver, uint8 regOffs, uint8 flgs, uint8 num, - uint8 key, uint8 prt, uint8 id); - virtual ~TownsPC98_MusicChannel(); - virtual void init(); - - typedef enum channelState { - CHS_RECALCFREQ = 0x01, - CHS_KEYOFF = 0x02, - CHS_SSGOFF = 0x04, - CHS_VBROFF = 0x08, - CHS_ALLOFF = 0x0f, - CHS_PROTECT = 0x40, - CHS_EOT = 0x80 - } ChannelState; - - virtual void loadData(uint8 *data); - virtual void processEvents(); - virtual void processFrequency(); - virtual bool processControlEvent(uint8 cmd); - - virtual void keyOn(); - void keyOff(); - - void setOutputLevel(); - virtual void fadeStep(); - virtual void reset(); - - const uint8 _idFlag; - -protected: - void setupVibrato(); - bool processVibrato(); - - bool control_dummy(uint8 para); - bool control_f0_setPatch(uint8 para); - bool control_f1_presetOutputLevel(uint8 para); - bool control_f2_setKeyOffTime(uint8 para); - bool control_f3_setFreqLSB(uint8 para); - bool control_f4_setOutputLevel(uint8 para); - bool control_f5_setTempo(uint8 para); - bool control_f6_repeatSection(uint8 para); - bool control_f7_setupVibrato(uint8 para); - bool control_f8_toggleVibrato(uint8 para); - bool control_fa_writeReg(uint8 para); - virtual bool control_fb_incOutLevel(uint8 para); - virtual bool control_fc_decOutLevel(uint8 para); - bool control_fd_jump(uint8 para); - virtual bool control_ff_endOfTrack(uint8 para); - - uint8 _ticksLeft; - uint8 _algorithm; - uint8 _instr; - uint8 _totalLevel; - uint8 _frqBlockMSB; - int8 _frqLSB; - uint8 _keyOffTime; - bool _hold; - uint8 *_dataPtr; - uint8 _vbrInitDelayHi; - uint8 _vbrInitDelayLo; - int16 _vbrModInitVal; - uint8 _vbrDuration; - uint8 _vbrCurDelay; - int16 _vbrModCurVal; - uint8 _vbrDurLeft; - uint16 _frequency; - uint8 _block; - uint8 _regOffset; - uint8 _flags; - uint8 _ssgTl; - uint8 _ssgStep; - uint8 _ssgTicksLeft; - uint8 _ssgTargetLvl; - uint8 _ssgStartLvl; - - const uint8 _chanNum; - const uint8 _keyNum; - const uint8 _part; - - TownsPC98_AudioDriver *_drv; - - typedef bool (TownsPC98_MusicChannel::*ControlEventFunc)(uint8 para); - const ControlEventFunc *controlEvents; -}; - -class TownsPC98_MusicChannelSSG : public TownsPC98_MusicChannel { -public: - TownsPC98_MusicChannelSSG(TownsPC98_AudioDriver *driver, uint8 regOffs, - uint8 flgs, uint8 num, uint8 key, uint8 prt, uint8 id); - virtual ~TownsPC98_MusicChannelSSG() {} - void init(); - - virtual void loadData(uint8 *data); - void processEvents(); - void processFrequency(); - bool processControlEvent(uint8 cmd); - - void keyOn(); - void nextShape(); - - void protect(); - void restore(); - virtual void reset(); - - void fadeStep(); - -protected: - void setOutputLevel(uint8 lvl); - - bool control_f0_setPatch(uint8 para); - bool control_f1_setTotalLevel(uint8 para); - bool control_f4_setAlgorithm(uint8 para); - bool control_f9_loadCustomPatch(uint8 para); - bool control_fb_incOutLevel(uint8 para); - bool control_fc_decOutLevel(uint8 para); - bool control_ff_endOfTrack(uint8 para); - - typedef bool (TownsPC98_MusicChannelSSG::*ControlEventFunc)(uint8 para); - const ControlEventFunc *controlEvents; -}; - -class TownsPC98_SfxChannel : public TownsPC98_MusicChannelSSG { -public: - TownsPC98_SfxChannel(TownsPC98_AudioDriver *driver, uint8 regOffs, - uint8 flgs, uint8 num, uint8 key, uint8 prt, uint8 id) : - TownsPC98_MusicChannelSSG(driver, regOffs, flgs, num, key, prt, id) {} - ~TownsPC98_SfxChannel() {} - - void loadData(uint8 *data); - void reset(); -}; - -#ifndef DISABLE_PC98_RHYTHM_CHANNEL -class TownsPC98_MusicChannelPCM : public TownsPC98_MusicChannel { -public: - TownsPC98_MusicChannelPCM(TownsPC98_AudioDriver *driver, uint8 regOffs, - uint8 flgs, uint8 num, uint8 key, uint8 prt, uint8 id); - ~TownsPC98_MusicChannelPCM() {} - void init(); - - void loadData(uint8 *data); - void processEvents(); - bool processControlEvent(uint8 cmd); - -private: - bool control_f1_prcStart(uint8 para); - bool control_ff_endOfTrack(uint8 para); - - typedef bool (TownsPC98_MusicChannelPCM::*ControlEventFunc)(uint8 para); - const ControlEventFunc *controlEvents; -}; -#endif - -TownsPC98_MusicChannel::TownsPC98_MusicChannel(TownsPC98_AudioDriver *driver, uint8 regOffs, uint8 flgs, uint8 num, - uint8 key, uint8 prt, uint8 id) : _drv(driver), _regOffset(regOffs), _flags(flgs), _chanNum(num), _keyNum(key), - _part(prt), _idFlag(id), controlEvents(0) { - - _ticksLeft = _algorithm = _instr = _totalLevel = _frqBlockMSB = _keyOffTime = 0; - _ssgStartLvl = _ssgTl = _ssgStep = _ssgTicksLeft = _ssgTargetLvl = _block = 0; - _vbrInitDelayHi = _vbrInitDelayLo = _vbrDuration = _vbrCurDelay = _vbrDurLeft = 0; - _frqLSB = 0; - _hold = false; - _dataPtr = 0; - _vbrModInitVal = _vbrModCurVal = 0; - _frequency = 0; -} - -TownsPC98_MusicChannel::~TownsPC98_MusicChannel() { -} - -void TownsPC98_MusicChannel::init() { -#define Control(x) &TownsPC98_MusicChannel::control_##x - static const ControlEventFunc ctrlEvents[] = { - Control(f0_setPatch), - Control(f1_presetOutputLevel), - Control(f2_setKeyOffTime), - Control(f3_setFreqLSB), - Control(f4_setOutputLevel), - Control(f5_setTempo), - Control(f6_repeatSection), - Control(f7_setupVibrato), - Control(f8_toggleVibrato), - Control(dummy), - Control(fa_writeReg), - Control(fb_incOutLevel), - Control(fc_decOutLevel), - Control(fd_jump), - Control(dummy), - Control(ff_endOfTrack) - }; -#undef Control - - controlEvents = ctrlEvents; -} - -void TownsPC98_MusicChannel::keyOff() { - // all operators off - uint8 value = _keyNum & 0x0f; - if (_part) - value |= 4; - uint8 regAddress = 0x28; - _drv->writeReg(0, regAddress, value); - _flags |= CHS_KEYOFF; -} - -void TownsPC98_MusicChannel::keyOn() { - // all operators on - uint8 value = _keyNum | 0xf0; - if (_part) - value |= 4; - uint8 regAddress = 0x28; - _drv->writeReg(0, regAddress, value); -} - -void TownsPC98_MusicChannel::loadData(uint8 *data) { - _flags = (_flags & ~CHS_EOT) | CHS_ALLOFF; - _ticksLeft = 1; - _dataPtr = data; - _totalLevel = 0x7F; - - uint8 *tmp = _dataPtr; - for (bool loop = true; loop;) { - uint8 cmd = *tmp++; - if (cmd < 0xf0) { - tmp++; - } else if (cmd == 0xff) { - if (READ_LE_UINT16(tmp)) { - _drv->_looping |= _idFlag; - tmp += _drv->_opnFxCmdLen[cmd - 240]; - } else - loop = false; - } else if (cmd == 0xf6) { - // reset repeat section countdown - tmp[0] = tmp[1]; - tmp += 4; - } else { - tmp += _drv->_opnFxCmdLen[cmd - 240]; - } - } -} - -void TownsPC98_MusicChannel::processEvents() { - if (_flags & CHS_EOT) - return; - - if (!_hold && _ticksLeft == _keyOffTime) - keyOff(); - - if (--_ticksLeft) - return; - - if (!_hold) - keyOff(); - - uint8 cmd = 0; - bool loop = true; - - while (loop) { - cmd = *_dataPtr++; - if (cmd < 0xf0) - loop = false; - else if (!processControlEvent(cmd)) - return; - } - - uint8 para = *_dataPtr++; - - if (cmd == 0x80) { - keyOff(); - _hold = false; - } else { - keyOn(); - - if (_hold == false || cmd != _frqBlockMSB) - _flags |= CHS_RECALCFREQ; - - _hold = (para & 0x80) ? true : false; - _frqBlockMSB = cmd; - } - - _ticksLeft = para & 0x7f; -} - -void TownsPC98_MusicChannel::processFrequency() { - if (_flags & CHS_RECALCFREQ) { - - _frequency = (READ_LE_UINT16(&_drv->_opnFreqTable[(_frqBlockMSB & 0x0f) << 1]) + _frqLSB) | (((_frqBlockMSB & 0x70) >> 1) << 8); - - _drv->writeReg(_part, _regOffset + 0xa4, (_frequency >> 8)); - _drv->writeReg(_part, _regOffset + 0xa0, (_frequency & 0xff)); - - setupVibrato(); - } - - if (!(_flags & CHS_VBROFF)) { - if (!processVibrato()) - return; - - _drv->writeReg(_part, _regOffset + 0xa4, (_frequency >> 8)); - _drv->writeReg(_part, _regOffset + 0xa0, (_frequency & 0xff)); - } -} - -void TownsPC98_MusicChannel::setupVibrato() { - _vbrCurDelay = _vbrInitDelayHi; - if (_flags & CHS_KEYOFF) { - _vbrModCurVal = _vbrModInitVal; - _vbrCurDelay += _vbrInitDelayLo; - } - _vbrDurLeft = (_vbrDuration >> 1); - _flags &= ~(CHS_KEYOFF | CHS_RECALCFREQ); -} - -bool TownsPC98_MusicChannel::processVibrato() { - if (--_vbrCurDelay) - return false; - - _vbrCurDelay = _vbrInitDelayHi; - _frequency += _vbrModCurVal; - - if (!--_vbrDurLeft) { - _vbrDurLeft = _vbrDuration; - _vbrModCurVal = -_vbrModCurVal; - } - - return true; -} - -bool TownsPC98_MusicChannel::processControlEvent(uint8 cmd) { - uint8 para = *_dataPtr++; - return (this->*controlEvents[cmd & 0x0f])(para); -} - -void TownsPC98_MusicChannel::setOutputLevel() { - uint8 outopr = _drv->_opnCarrier[_algorithm]; - uint8 reg = 0x40 + _regOffset; - - for (int i = 0; i < 4; i++) { - if (outopr & 1) - _drv->writeReg(_part, reg, _totalLevel); - outopr >>= 1; - reg += 4; - } -} - -void TownsPC98_MusicChannel::fadeStep() { - _totalLevel += 3; - if (_totalLevel > 0x7f) - _totalLevel = 0x7f; - setOutputLevel(); -} - -void TownsPC98_MusicChannel::reset() { - _hold = false; - _keyOffTime = 0; - _ticksLeft = 1; - - _flags = (_flags & ~CHS_EOT) | CHS_ALLOFF; - - _totalLevel = 0; - _algorithm = 0; - _flags = CHS_EOT; - _algorithm = 0; - - _block = 0; - _frequency = 0; - _frqBlockMSB = 0; - _frqLSB = 0; - - _ssgTl = 0; - _ssgStartLvl = 0; - _ssgTargetLvl = 0; - _ssgStep = 0; - _ssgTicksLeft = 0; - - _vbrInitDelayHi = 0; - _vbrInitDelayLo = 0; - _vbrModInitVal = 0; - _vbrDuration = 0; - _vbrCurDelay = 0; - _vbrModCurVal = 0; - _vbrDurLeft = 0; -} - -bool TownsPC98_MusicChannel::control_f0_setPatch(uint8 para) { - _instr = para; - uint8 reg = _regOffset + 0x80; - - for (int i = 0; i < 4; i++) { - // set release rate for each operator - _drv->writeReg(_part, reg, 0x0f); - reg += 4; - } - - const uint8 *tptr = _drv->_patches + ((uint32)_instr << 5); - reg = _regOffset + 0x30; - - // write registers 0x30 to 0x8f - for (int i = 0; i < 6; i++) { - _drv->writeReg(_part, reg, tptr[0]); - reg += 4; - _drv->writeReg(_part, reg, tptr[2]); - reg += 4; - _drv->writeReg(_part, reg, tptr[1]); - reg += 4; - _drv->writeReg(_part, reg, tptr[3]); - reg += 4; - tptr += 4; - } - - reg = _regOffset + 0xB0; - _algorithm = tptr[0] & 7; - // set feedback and algorithm - _drv->writeReg(_part, reg, tptr[0]); - - setOutputLevel(); - return true; -} - -bool TownsPC98_MusicChannel::control_f1_presetOutputLevel(uint8 para) { - if (_drv->_fading) - return true; - - _totalLevel = _drv->_opnLvlPresets[para]; - setOutputLevel(); - return true; -} - -bool TownsPC98_MusicChannel::control_f2_setKeyOffTime(uint8 para) { - _keyOffTime = para; - return true; -} - -bool TownsPC98_MusicChannel::control_f3_setFreqLSB(uint8 para) { - _frqLSB = (int8) para; - return true; -} - -bool TownsPC98_MusicChannel::control_f4_setOutputLevel(uint8 para) { - if (_drv->_fading) - return true; - - _totalLevel = para; - setOutputLevel(); - return true; -} - -bool TownsPC98_MusicChannel::control_f5_setTempo(uint8 para) { - _drv->setMusicTempo(para); - return true; -} - -bool TownsPC98_MusicChannel::control_f6_repeatSection(uint8 para) { - _dataPtr--; - _dataPtr[0]--; - - if (*_dataPtr) { - // repeat section until counter has reached zero - _dataPtr = _drv->_trackPtr + READ_LE_UINT16(_dataPtr + 2); - } else { - // reset counter, advance to next section - _dataPtr[0] = _dataPtr[1]; - _dataPtr += 4; - } - return true; -} - -bool TownsPC98_MusicChannel::control_f7_setupVibrato(uint8 para) { - _vbrInitDelayHi = _dataPtr[0]; - _vbrInitDelayLo = para; - _vbrModInitVal = (int16) READ_LE_UINT16(_dataPtr + 1); - _vbrDuration = _dataPtr[3]; - _dataPtr += 4; - _flags = (_flags & ~CHS_VBROFF) | CHS_KEYOFF | CHS_RECALCFREQ; - return true; -} - -bool TownsPC98_MusicChannel::control_f8_toggleVibrato(uint8 para) { - if (para == 0x10) { - if (*_dataPtr++) { - _flags = (_flags & ~CHS_VBROFF) | CHS_KEYOFF; - } else { - _flags |= CHS_VBROFF; - } - } else { - /* NOT IMPLEMENTED - uint8 skipChannels = para / 36; - uint8 entry = para % 36; - TownsPC98_AudioDriver::TownsPC98_MusicChannel *t = &chan[skipChannels]; - - t->unnamedEntries[entry] = *_dataPtr++;*/ - } - return true; -} - -bool TownsPC98_MusicChannel::control_fa_writeReg(uint8 para) { - _drv->writeReg(_part, para, *_dataPtr++); - return true; -} - -bool TownsPC98_MusicChannel::control_fb_incOutLevel(uint8 para) { - _dataPtr--; - if (_drv->_fading) - return true; - - uint8 val = (_totalLevel + 3); - if (val > 0x7f) - val = 0x7f; - - _totalLevel = val; - setOutputLevel(); - return true; -} - -bool TownsPC98_MusicChannel::control_fc_decOutLevel(uint8 para) { - _dataPtr--; - if (_drv->_fading) - return true; - - int8 val = (int8)(_totalLevel - 3); - if (val < 0) - val = 0; - - _totalLevel = (uint8) val; - setOutputLevel(); - return true; -} - -bool TownsPC98_MusicChannel::control_fd_jump(uint8 para) { - uint8 *tmp = _drv->_trackPtr + READ_LE_UINT16(_dataPtr - 1); - _dataPtr = (tmp[1] == 1) ? tmp : (_dataPtr + 1); - return true; -} - -bool TownsPC98_MusicChannel::control_dummy(uint8 para) { - _dataPtr--; - return true; -} - -bool TownsPC98_MusicChannel::control_ff_endOfTrack(uint8 para) { - uint16 val = READ_LE_UINT16(--_dataPtr); - if (val) { - // loop - _dataPtr = _drv->_trackPtr + val; - return true; - } else { - // quit parsing for active channel - --_dataPtr; - _flags |= CHS_EOT; - _drv->_finishedChannelsFlag |= _idFlag; - keyOff(); - return false; - } -} - -TownsPC98_MusicChannelSSG::TownsPC98_MusicChannelSSG(TownsPC98_AudioDriver *driver, uint8 regOffs, - uint8 flgs, uint8 num, uint8 key, uint8 prt, uint8 id) : - TownsPC98_MusicChannel(driver, regOffs, flgs, num, key, prt, id), controlEvents(0) { -} - -void TownsPC98_MusicChannelSSG::init() { - _algorithm = 0x80; - -#define Control(x) &TownsPC98_MusicChannelSSG::control_##x - static const ControlEventFunc ctrlEventsSSG[] = { - Control(f0_setPatch), - Control(f1_setTotalLevel), - Control(f2_setKeyOffTime), - Control(f3_setFreqLSB), - Control(f4_setAlgorithm), - Control(f5_setTempo), - Control(f6_repeatSection), - Control(f7_setupVibrato), - Control(f8_toggleVibrato), - Control(f9_loadCustomPatch), - Control(fa_writeReg), - Control(fb_incOutLevel), - Control(fc_decOutLevel), - Control(fd_jump), - Control(dummy), - Control(ff_endOfTrack) - }; -#undef Control - - controlEvents = ctrlEventsSSG; -} - -void TownsPC98_MusicChannelSSG::processEvents() { - if (_flags & CHS_EOT) - return; - - _drv->toggleRegProtection(_flags & CHS_PROTECT ? true : false); - - if (!_hold && _ticksLeft == _keyOffTime) - nextShape(); - - if (!--_ticksLeft) { - - uint8 cmd = 0; - bool loop = true; - - while (loop) { - cmd = *_dataPtr++; - if (cmd < 0xf0) - loop = false; - else if (!processControlEvent(cmd)) - return; - } - - uint8 para = *_dataPtr++; - - if (cmd == 0x80) { - nextShape(); - _hold = false; - } else { - if (!_hold) { - _instr &= 0xf0; - _ssgStep = _drv->_ssgPatches[_instr]; - _ssgTicksLeft = _drv->_ssgPatches[_instr + 1] & 0x7f; - _ssgTargetLvl = _drv->_ssgPatches[_instr + 2]; - _ssgStartLvl = _drv->_ssgPatches[_instr + 3]; - _flags = (_flags & ~CHS_SSGOFF) | CHS_KEYOFF; - } - - keyOn(); - - if (_hold == false || cmd != _frqBlockMSB) - _flags |= CHS_RECALCFREQ; - - _hold = (para & 0x80) ? true : false; - _frqBlockMSB = cmd; - } - - _ticksLeft = para & 0x7f; - } - - if (!(_flags & CHS_SSGOFF)) { - if (--_ssgTicksLeft) { - if (!_drv->_fading) - setOutputLevel(_ssgStartLvl); - return; - } - - _ssgTicksLeft = _drv->_ssgPatches[_instr + 1] & 0x7f; - - if (_drv->_ssgPatches[_instr + 1] & 0x80) { - uint8 t = _ssgStartLvl - _ssgStep; - - if (_ssgStep <= _ssgStartLvl && _ssgTargetLvl < t) { - if (!_drv->_fading) - setOutputLevel(t); - return; - } - } else { - int t = _ssgStartLvl + _ssgStep; - uint8 p = (uint8)(t & 0xff); - - if (t < 256 && _ssgTargetLvl > p) { - if (!_drv->_fading) - setOutputLevel(p); - return; - } - } - - setOutputLevel(_ssgTargetLvl); - if (_ssgStartLvl && !(_instr & 8)) { - _instr += 4; - _ssgStep = _drv->_ssgPatches[_instr]; - _ssgTicksLeft = _drv->_ssgPatches[_instr + 1] & 0x7f; - _ssgTargetLvl = _drv->_ssgPatches[_instr + 2]; - } else { - _flags |= CHS_SSGOFF; - setOutputLevel(0); - } - } -} - -void TownsPC98_MusicChannelSSG::processFrequency() { - if (_algorithm & 0x40) - return; - - if (_flags & CHS_RECALCFREQ) { - _block = _frqBlockMSB >> 4; - _frequency = READ_LE_UINT16(&_drv->_opnFreqTableSSG[(_frqBlockMSB & 0x0f) << 1]) + _frqLSB; - - uint16 f = _frequency >> _block; - _drv->writeReg(_part, _regOffset << 1, f & 0xff); - _drv->writeReg(_part, (_regOffset << 1) + 1, f >> 8); - - setupVibrato(); - } - - if (!(_flags & (CHS_EOT | CHS_VBROFF | CHS_SSGOFF))) { - if (!processVibrato()) - return; - - uint16 f = _frequency >> _block; - _drv->writeReg(_part, _regOffset << 1, f & 0xff); - _drv->writeReg(_part, (_regOffset << 1) + 1, f >> 8); - } -} - -bool TownsPC98_MusicChannelSSG::processControlEvent(uint8 cmd) { - uint8 para = *_dataPtr++; - return (this->*controlEvents[cmd & 0x0f])(para); -} - -void TownsPC98_MusicChannelSSG::nextShape() { - _instr = (_instr & 0xf0) + 0x0c; - _ssgStep = _drv->_ssgPatches[_instr]; - _ssgTicksLeft = _drv->_ssgPatches[_instr + 1] & 0x7f; - _ssgTargetLvl = _drv->_ssgPatches[_instr + 2]; -} - -void TownsPC98_MusicChannelSSG::keyOn() { - uint8 c = 0x7b; - uint8 t = (_algorithm & 0xC0) << 1; - if (_algorithm & 0x80) - t |= 4; - - c = (c << (_regOffset + 1)) | (c >> (7 - _regOffset)); - t = (t << (_regOffset + 1)) | (t >> (7 - _regOffset)); - - if (!(_algorithm & 0x80)) - _drv->writeReg(_part, 6, _algorithm & 0x7f); - - uint8 e = (_drv->readSSGStatus() & c) | t; - _drv->writeReg(_part, 7, e); -} - -void TownsPC98_MusicChannelSSG::protect() { - _flags |= CHS_PROTECT; -} - -void TownsPC98_MusicChannelSSG::restore() { - _flags &= ~CHS_PROTECT; - keyOn(); - _drv->writeReg(_part, 8 + _regOffset, _ssgTl); - uint16 f = _frequency >> _block; - _drv->writeReg(_part, _regOffset << 1, f & 0xff); - _drv->writeReg(_part, (_regOffset << 1) + 1, f >> 8); -} - -void TownsPC98_MusicChannelSSG::loadData(uint8 *data) { - _drv->toggleRegProtection(_flags & CHS_PROTECT ? true : false); - TownsPC98_MusicChannel::loadData(data); - setOutputLevel(0); - _algorithm = 0x80; -} - -void TownsPC98_MusicChannelSSG::setOutputLevel(uint8 lvl) { - _ssgStartLvl = lvl; - uint16 newTl = (((uint16)_totalLevel + 1) * (uint16)lvl) >> 8; - if (newTl == _ssgTl) - return; - _ssgTl = newTl; - _drv->writeReg(_part, 8 + _regOffset, _ssgTl); -} - -void TownsPC98_MusicChannelSSG::reset() { - TownsPC98_MusicChannel::reset(); - - // Unlike the original we restore the default patch data. This fixes a bug - // where certain sound effects would bring each other out of tune (e.g. the - // dragon's fire in Darm's house in Kyra 1 would sound different each time - // you triggered another sfx by dropping an item etc.) - uint8 i = (10 + _regOffset) << 4; - const uint8 *src = &_drv->_drvTables[156]; - _drv->_ssgPatches[i] = src[i]; - _drv->_ssgPatches[i + 3] = src[i + 3]; - _drv->_ssgPatches[i + 4] = src[i + 4]; - _drv->_ssgPatches[i + 6] = src[i + 6]; - _drv->_ssgPatches[i + 8] = src[i + 8]; - _drv->_ssgPatches[i + 12] = src[i + 12]; -} - -void TownsPC98_MusicChannelSSG::fadeStep() { - _totalLevel--; - if ((int8)_totalLevel < 0) - _totalLevel = 0; - setOutputLevel(_ssgStartLvl); -} - -bool TownsPC98_MusicChannelSSG::control_f0_setPatch(uint8 para) { - _instr = para << 4; - para = (para >> 3) & 0x1e; - if (para) - return control_f4_setAlgorithm(para | 0x40); - return true; -} - -bool TownsPC98_MusicChannelSSG::control_f1_setTotalLevel(uint8 para) { - if (!_drv->_fading) - _totalLevel = para; - return true; -} - -bool TownsPC98_MusicChannelSSG::control_f4_setAlgorithm(uint8 para) { - _algorithm = para; - return true; -} - -bool TownsPC98_MusicChannelSSG::control_f9_loadCustomPatch(uint8 para) { - _instr = (_drv->_sfxOffs + 10 + _regOffset) << 4; - _drv->_ssgPatches[_instr] = *_dataPtr++; - _drv->_ssgPatches[_instr + 3] = para; - _drv->_ssgPatches[_instr + 4] = *_dataPtr++; - _drv->_ssgPatches[_instr + 6] = *_dataPtr++; - _drv->_ssgPatches[_instr + 8] = *_dataPtr++; - _drv->_ssgPatches[_instr + 12] = *_dataPtr++; - return true; -} - -bool TownsPC98_MusicChannelSSG::control_fb_incOutLevel(uint8 para) { - _dataPtr--; - if (_drv->_fading) - return true; - - _totalLevel--; - if ((int8)_totalLevel < 0) - _totalLevel = 0; - - return true; -} - -bool TownsPC98_MusicChannelSSG::control_fc_decOutLevel(uint8 para) { - _dataPtr--; - if (_drv->_fading) - return true; - - if (_totalLevel + 1 < 0x10) - _totalLevel++; - - return true; -} - -bool TownsPC98_MusicChannelSSG::control_ff_endOfTrack(uint8 para) { - if (!_drv->_sfxOffs) { - uint16 val = READ_LE_UINT16(--_dataPtr); - if (val) { - // loop - _dataPtr = _drv->_trackPtr + val; - return true; - } else { - // stop parsing - if (!_drv->_fading) - setOutputLevel(0); - --_dataPtr; - _flags |= CHS_EOT; - _drv->_finishedSSGFlag |= _idFlag; - } - } else { - // end of sfx track - restore ssg music channel - _flags |= CHS_EOT; - _drv->_finishedSfxFlag |= _idFlag; - _drv->_ssgChannels[_chanNum]->restore(); - } - - return false; -} - -void TownsPC98_SfxChannel::loadData(uint8 *data) { - _flags = CHS_ALLOFF; - _ticksLeft = 1; - _dataPtr = data; - _ssgTl = 0xff; - _algorithm = 0x80; - - uint8 *tmp = _dataPtr; - for (bool loop = true; loop;) { - uint8 cmd = *tmp++; - if (cmd < 0xf0) { - tmp++; - } else if (cmd == 0xff) { - loop = false; - } else if (cmd == 0xf6) { - // reset repeat section countdown - tmp[0] = tmp[1]; - tmp += 4; - } else { - tmp += _drv->_opnFxCmdLen[cmd - 240]; - } - } -} - -void TownsPC98_SfxChannel::reset() { - TownsPC98_MusicChannel::reset(); - - // Unlike the original we restore the default patch data. This fixes a bug - // where certain sound effects would bring each other out of tune (e.g. the - // dragon's fire in Darm's house in Kyra 1 would sound different each time - // you triggered another sfx by dropping an item etc.) - uint8 i = (13 + _regOffset) << 4; - const uint8 *src = &_drv->_drvTables[156]; - _drv->_ssgPatches[i] = src[i]; - _drv->_ssgPatches[i + 3] = src[i + 3]; - _drv->_ssgPatches[i + 4] = src[i + 4]; - _drv->_ssgPatches[i + 6] = src[i + 6]; - _drv->_ssgPatches[i + 8] = src[i + 8]; - _drv->_ssgPatches[i + 12] = src[i + 12]; -} - -#ifndef DISABLE_PC98_RHYTHM_CHANNEL -TownsPC98_MusicChannelPCM::TownsPC98_MusicChannelPCM(TownsPC98_AudioDriver *driver, uint8 regOffs, - uint8 flgs, uint8 num, uint8 key, uint8 prt, uint8 id) : - TownsPC98_MusicChannel(driver, regOffs, flgs, num, key, prt, id), controlEvents(0) { -} - -void TownsPC98_MusicChannelPCM::init() { - _algorithm = 0x80; - -#define Control(x) &TownsPC98_MusicChannelPCM::control_##x - static const ControlEventFunc ctrlEventsPCM[] = { - Control(dummy), - Control(f1_prcStart), - Control(dummy), - Control(dummy), - Control(dummy), - Control(dummy), - Control(f6_repeatSection), - Control(dummy), - Control(dummy), - Control(dummy), - Control(fa_writeReg), - Control(dummy), - Control(dummy), - Control(dummy), - Control(dummy), - Control(ff_endOfTrack) - }; -#undef Control - - controlEvents = ctrlEventsPCM; -} - -void TownsPC98_MusicChannelPCM::loadData(uint8 *data) { - _flags = (_flags & ~CHS_EOT) | CHS_ALLOFF; - _ticksLeft = 1; - _dataPtr = data; - _totalLevel = 0x7F; -} - -void TownsPC98_MusicChannelPCM::processEvents() { - if (_flags & CHS_EOT) - return; - - if (--_ticksLeft) - return; - - uint8 cmd = 0; - bool loop = true; - - while (loop) { - cmd = *_dataPtr++; - if (cmd == 0x80) { - loop = false; - } else if (cmd < 0xf0) { - _drv->writeReg(_part, 0x10, cmd); - } else if (!processControlEvent(cmd)) { - return; - } - } - - _ticksLeft = *_dataPtr++; -} - -bool TownsPC98_MusicChannelPCM::processControlEvent(uint8 cmd) { - uint8 para = *_dataPtr++; - return (this->*controlEvents[cmd & 0x0f])(para); -} - -bool TownsPC98_MusicChannelPCM::control_f1_prcStart(uint8 para) { - _totalLevel = para; - _drv->writeReg(_part, 0x11, para); - return true; -} - -bool TownsPC98_MusicChannelPCM::control_ff_endOfTrack(uint8 para) { - uint16 val = READ_LE_UINT16(--_dataPtr); - if (val) { - // loop - _dataPtr = _drv->_trackPtr + val; - return true; - } else { - // quit parsing for active channel - --_dataPtr; - _flags |= CHS_EOT; - _drv->_finishedRhythmFlag |= _idFlag; - return false; - } -} -#endif // DISABLE_PC98_RHYTHM_CHANNEL - -TownsPC98_AudioDriver::TownsPC98_AudioDriver(Audio::Mixer *mixer, EmuType type) : TownsPC98_FmSynth(mixer, type), - _channels(0), _ssgChannels(0), _sfxChannels(0), -#ifndef DISABLE_PC98_RHYTHM_CHANNEL - _rhythmChannel(0), -#endif - _trackPtr(0), _sfxData(0), _sfxOffs(0), _ssgPatches(0), - _patches(0), _sfxBuffer(0), _musicBuffer(0), - - _opnCarrier(_drvTables + 76), _opnFreqTable(_drvTables + 108), _opnFreqTableSSG(_drvTables + 132), - _opnFxCmdLen(_drvTables + 36), _opnLvlPresets(_drvTables + (type == kTypeTowns ? 52 : 84)), - - _updateChannelsFlag(type == kType26 ? 0x07 : 0x3F), _finishedChannelsFlag(0), - _updateSSGFlag(type == kTypeTowns ? 0x00 : 0x07), _finishedSSGFlag(0), - _updateRhythmFlag(type == kType86 ? -#ifndef DISABLE_PC98_RHYTHM_CHANNEL - 0x01 -#else - 0x00 -#endif - : 0x00), _finishedRhythmFlag(0), - _updateSfxFlag(0), _finishedSfxFlag(0), - - _musicTickCounter(0), - - _musicVolume(255), _sfxVolume(255), - - _musicPlaying(false), _sfxPlaying(false), _fading(false), _looping(0), _ready(false) { - - _sfxOffsets[0] = _sfxOffsets[1] = 0; -} - -TownsPC98_AudioDriver::~TownsPC98_AudioDriver() { - _ready = false; - deinit(); - - if (_channels) { - for (int i = 0; i < _numChan; i++) - delete _channels[i]; - delete[] _channels; - } - - if (_ssgChannels) { - for (int i = 0; i < _numSSG; i++) - delete _ssgChannels[i]; - delete[] _ssgChannels; - } - - if (_sfxChannels) { - for (int i = 0; i < 2; i++) - delete _sfxChannels[i]; - delete[] _sfxChannels; - } -#ifndef DISABLE_PC98_RHYTHM_CHANNEL - delete _rhythmChannel; -#endif - - delete[] _ssgPatches; -} - -bool TownsPC98_AudioDriver::init() { - if (_ready) { - reset(); - return true; - } - - TownsPC98_FmSynth::init(); - - setVolumeChannelMasks(-1, 0); - - _channels = new TownsPC98_MusicChannel *[_numChan]; - for (int i = 0; i < _numChan; i++) { - int ii = i * 6; - _channels[i] = new TownsPC98_MusicChannel(this, _drvTables[ii], _drvTables[ii + 1], - _drvTables[ii + 2], _drvTables[ii + 3], _drvTables[ii + 4], _drvTables[ii + 5]); - _channels[i]->init(); - } - - if (_numSSG) { - _ssgPatches = new uint8[256]; - memcpy(_ssgPatches, _drvTables + 156, 256); - - _ssgChannels = new TownsPC98_MusicChannelSSG *[_numSSG]; - for (int i = 0; i < _numSSG; i++) { - int ii = i * 6; - _ssgChannels[i] = new TownsPC98_MusicChannelSSG(this, _drvTables[ii], _drvTables[ii + 1], - _drvTables[ii + 2], _drvTables[ii + 3], _drvTables[ii + 4], _drvTables[ii + 5]); - _ssgChannels[i]->init(); - } - - _sfxChannels = new TownsPC98_SfxChannel *[2]; - for (int i = 0; i < 2; i++) { - int ii = (i + 1) * 6; - _sfxChannels[i] = new TownsPC98_SfxChannel(this, _drvTables[ii], _drvTables[ii + 1], - _drvTables[ii + 2], _drvTables[ii + 3], _drvTables[ii + 4], _drvTables[ii + 5]); - _sfxChannels[i]->init(); - } - } - -#ifndef DISABLE_PC98_RHYTHM_CHANNEL - if (_hasPercussion) { - _rhythmChannel = new TownsPC98_MusicChannelPCM(this, 0, 0, 0, 0, 0, 1); - _rhythmChannel->init(); - } -#endif - - setMusicTempo(84); - setSfxTempo(654); - - _ready = true; - - return true; -} - -void TownsPC98_AudioDriver::loadMusicData(uint8 *data, bool loadPaused) { - if (!_ready) { - warning("TownsPC98_AudioDriver: Driver must be initialized before loading data"); - return; - } - - if (!data) { - warning("TownsPC98_AudioDriver: Invalid music file data"); - return; - } - - reset(); - - Common::StackLock lock(_mutex); - uint8 *src_a = _trackPtr = _musicBuffer = data; - - for (uint8 i = 0; i < 3; i++) { - _channels[i]->loadData(data + READ_LE_UINT16(src_a)); - src_a += 2; - } - - for (int i = 0; i < _numSSG; i++) { - _ssgChannels[i]->loadData(data + READ_LE_UINT16(src_a)); - src_a += 2; - } - - for (uint8 i = 3; i < _numChan; i++) { - _channels[i]->loadData(data + READ_LE_UINT16(src_a)); - src_a += 2; - } - - if (_hasPercussion) { -#ifndef DISABLE_PC98_RHYTHM_CHANNEL - _rhythmChannel->loadData(data + READ_LE_UINT16(src_a)); -#endif - src_a += 2; - } - - toggleRegProtection(false); - - _patches = src_a + 4; - _finishedChannelsFlag = _finishedSSGFlag = _finishedRhythmFlag = 0; - - _musicPlaying = (loadPaused ? false : true); -} - -void TownsPC98_AudioDriver::loadSoundEffectData(uint8 *data, uint8 trackNum) { - if (!_ready) { - warning("TownsPC98_AudioDriver: Driver must be initialized before loading data"); - return; - } - - if (!_sfxChannels) { - warning("TownsPC98_AudioDriver: Sound effects not supported by this configuration"); - return; - } - - if (!data) { - warning("TownsPC98_AudioDriver: Invalid sound effects file data"); - return; - } - - Common::StackLock lock(_mutex); - _sfxData = _sfxBuffer = data; - _sfxOffsets[0] = READ_LE_UINT16(&_sfxData[(trackNum << 2)]); - _sfxOffsets[1] = READ_LE_UINT16(&_sfxData[(trackNum << 2) + 2]); - _sfxPlaying = true; - _finishedSfxFlag = 0; -} - -void TownsPC98_AudioDriver::reset() { - Common::StackLock lock(_mutex); - - _musicPlaying = false; - _sfxPlaying = false; - _fading = false; - _looping = 0; - _musicTickCounter = 0; - _sfxData = 0; - - TownsPC98_FmSynth::reset(); - - for (int i = 0; i < _numChan; i++) - _channels[i]->reset(); - for (int i = 0; i < _numSSG; i++) - _ssgChannels[i]->reset(); - - if (_numSSG) { - for (int i = 0; i < 2; i++) - _sfxChannels[i]->reset(); - - memcpy(_ssgPatches, _drvTables + 156, 256); - } - -#ifndef DISABLE_PC98_RHYTHM_CHANNEL - if (_rhythmChannel) - _rhythmChannel->reset(); -#endif -} - -void TownsPC98_AudioDriver::fadeStep() { - if (!_musicPlaying) - return; - - Common::StackLock lock(_mutex); - for (int j = 0; j < _numChan; j++) { - if (_updateChannelsFlag & _channels[j]->_idFlag) - _channels[j]->fadeStep(); - } - - for (int j = 0; j < _numSSG; j++) { - if (_updateSSGFlag & _ssgChannels[j]->_idFlag) - _ssgChannels[j]->fadeStep(); - } - - if (!_fading) { - _fading = 19; -#ifndef DISABLE_PC98_RHYTHM_CHANNEL - if (_hasPercussion) { - if (_updateRhythmFlag & _rhythmChannel->_idFlag) - _rhythmChannel->reset(); - } -#endif - } else { - if (!--_fading) - reset(); - } -} - -void TownsPC98_AudioDriver::timerCallbackB() { - _sfxOffs = 0; - - if (_musicPlaying) { - _musicTickCounter++; - - for (int i = 0; i < _numChan; i++) { - if (_updateChannelsFlag & _channels[i]->_idFlag) { - _channels[i]->processEvents(); - _channels[i]->processFrequency(); - } - } - - for (int i = 0; i < _numSSG; i++) { - if (_updateSSGFlag & _ssgChannels[i]->_idFlag) { - _ssgChannels[i]->processEvents(); - _ssgChannels[i]->processFrequency(); - } - } - -#ifndef DISABLE_PC98_RHYTHM_CHANNEL - if (_hasPercussion) - if (_updateRhythmFlag & _rhythmChannel->_idFlag) - _rhythmChannel->processEvents(); -#endif - } - - toggleRegProtection(false); - - if (_finishedChannelsFlag == _updateChannelsFlag && _finishedSSGFlag == _updateSSGFlag && _finishedRhythmFlag == _updateRhythmFlag) - _musicPlaying = false; -} - -void TownsPC98_AudioDriver::timerCallbackA() { - if (_sfxChannels && _sfxPlaying) { - if (_sfxData) - startSoundEffect(); - - _sfxOffs = 3; - _trackPtr = _sfxBuffer; - - for (int i = 0; i < 2; i++) { - if (_updateSfxFlag & _sfxChannels[i]->_idFlag) { - _sfxChannels[i]->processEvents(); - _sfxChannels[i]->processFrequency(); - } - } - - _trackPtr = _musicBuffer; - } - - if (_updateSfxFlag && _finishedSfxFlag == _updateSfxFlag) { - _sfxPlaying = false; - _updateSfxFlag = 0; - setVolumeChannelMasks(-1, 0); - } -} - -void TownsPC98_AudioDriver::setMusicTempo(uint8 tempo) { - writeReg(0, 0x26, tempo); - writeReg(0, 0x27, 0x33); -} - -void TownsPC98_AudioDriver::setSfxTempo(uint16 tempo) { - writeReg(0, 0x24, tempo & 0xff); - writeReg(0, 0x25, tempo >> 8); - writeReg(0, 0x27, 0x33); -} - -void TownsPC98_AudioDriver::startSoundEffect() { - int volFlags = 0; - - for (int i = 0; i < 2; i++) { - if (_sfxOffsets[i]) { - _ssgChannels[i + 1]->protect(); - _sfxChannels[i]->reset(); - _sfxChannels[i]->loadData(_sfxData + _sfxOffsets[i]); - _updateSfxFlag |= _sfxChannels[i]->_idFlag; - volFlags |= (_sfxChannels[i]->_idFlag << _numChan); - } else { - _ssgChannels[i + 1]->restore(); - _updateSfxFlag &= ~_sfxChannels[i]->_idFlag; - } - } - - setVolumeChannelMasks(~volFlags, volFlags); - _sfxData = 0; -} - -const uint8 TownsPC98_AudioDriver::_drvTables[] = { - // channel presets - 0x00, 0x80, 0x00, 0x00, 0x00, 0x01, - 0x01, 0x80, 0x01, 0x01, 0x00, 0x02, - 0x02, 0x80, 0x02, 0x02, 0x00, 0x04, - 0x00, 0x80, 0x03, 0x04, 0x01, 0x08, - 0x01, 0x80, 0x04, 0x05, 0x01, 0x10, - 0x02, 0x80, 0x05, 0x06, 0x01, 0x20, - - // control event size - 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x04, 0x05, - 0x02, 0x06, 0x02, 0x00, 0x00, 0x02, 0x00, 0x02, - - // fmt level presets - 0x54, 0x50, 0x4C, 0x48, 0x44, 0x40, 0x3C, 0x38, - 0x34, 0x30, 0x2C, 0x28, 0x24, 0x20, 0x1C, 0x18, - 0x14, 0x10, 0x0C, 0x08, 0x04, 0x90, 0x90, 0x90, - - // carriers - 0x08, 0x08, 0x08, 0x08, 0x0C, 0x0E, 0x0E, 0x0F, - - // pc98 level presets - 0x40, 0x3B, 0x38, 0x34, 0x30, 0x2A, 0x28, 0x25, - 0x22, 0x20, 0x1D, 0x1A, 0x18, 0x15, 0x12, 0x10, - 0x0D, 0x0A, 0x08, 0x05, 0x02, 0x90, 0x90, 0x90, - - // frequencies - 0x6A, 0x02, 0x8F, 0x02, 0xB6, 0x02, 0xDF, 0x02, - 0x0B, 0x03, 0x39, 0x03, 0x6A, 0x03, 0x9E, 0x03, - 0xD5, 0x03, 0x10, 0x04, 0x4E, 0x04, 0x8F, 0x04, - - // ssg frequencies - 0xE8, 0x0E, 0x12, 0x0E, 0x48, 0x0D, 0x89, 0x0C, - 0xD5, 0x0B, 0x2B, 0x0B, 0x8A, 0x0A, 0xF3, 0x09, - 0x64, 0x09, 0xDD, 0x08, 0x5E, 0x08, 0xE6, 0x07, - - // ssg patch data - 0x00, 0x00, 0xFF, 0xFF, 0x00, 0x81, 0x00, 0x00, - 0x00, 0x81, 0x00, 0x00, 0xFF, 0x81, 0x00, 0x00, - 0x00, 0x01, 0xFF, 0xFF, 0x37, 0x81, 0xC8, 0x00, - 0x00, 0x81, 0x00, 0x00, 0x0A, 0x81, 0x00, 0x00, - 0x00, 0x01, 0xFF, 0xFF, 0x37, 0x81, 0xC8, 0x00, - 0x01, 0x81, 0x00, 0x00, 0x0A, 0x81, 0x00, 0x00, - 0x00, 0x01, 0xFF, 0xFF, 0xFF, 0x81, 0xBE, 0x00, - 0x00, 0x81, 0x00, 0x00, 0x0A, 0x81, 0x00, 0x00, - 0x00, 0x01, 0xFF, 0xFF, 0xFF, 0x81, 0xBE, 0x00, - 0x01, 0x81, 0x00, 0x00, 0x0A, 0x81, 0x00, 0x00, - 0x00, 0x01, 0xFF, 0xFF, 0xFF, 0x81, 0xBE, 0x00, - 0x04, 0x81, 0x00, 0x00, 0x0A, 0x81, 0x00, 0x00, - 0x00, 0x01, 0xFF, 0xFF, 0xFF, 0x81, 0xBE, 0x00, - 0x0A, 0x81, 0x00, 0x00, 0x0A, 0x81, 0x00, 0x00, - 0x00, 0x01, 0xFF, 0xFF, 0xFF, 0x81, 0x01, 0x00, - 0xFF, 0x81, 0x00, 0x00, 0xFF, 0x81, 0x00, 0x00, - 0xFF, 0x01, 0xFF, 0xFF, 0xFF, 0x81, 0xFF, 0x00, - 0x01, 0x81, 0x00, 0x00, 0x0A, 0x81, 0x00, 0x00, - 0x64, 0x01, 0xFF, 0x64, 0xFF, 0x81, 0xFF, 0x00, - 0x01, 0x81, 0x00, 0x00, 0x0A, 0x81, 0x00, 0x00, - - 0x02, 0x01, 0xFF, 0x28, 0xFF, 0x81, 0xF0, 0x00, - 0x00, 0x81, 0x00, 0x00, 0x0A, 0x81, 0x00, 0x00, - 0x00, 0x01, 0xFF, 0xFF, 0xFF, 0x81, 0xC8, 0x00, - 0x01, 0x81, 0x00, 0x00, 0x28, 0x81, 0x00, 0x00, - 0x00, 0x01, 0xFF, 0x78, 0x5F, 0x81, 0xA0, 0x00, - 0x05, 0x81, 0x00, 0x00, 0x28, 0x81, 0x00, 0x00, - 0x00, 0x01, 0xFF, 0xFF, 0x00, 0x81, 0x00, 0x00, - 0x00, 0x81, 0x00, 0x00, 0xFF, 0x81, 0x00, 0x00, - 0x00, 0x01, 0xFF, 0xFF, 0x00, 0x81, 0x00, 0x00, - 0x00, 0x81, 0x00, 0x00, 0xFF, 0x81, 0x00, 0x00, - 0x00, 0x01, 0xFF, 0xFF, 0x00, 0x81, 0x00, 0x00, - 0x00, 0x81, 0x00, 0x00, 0xFF, 0x81, 0x00, 0x00 -}; - -#undef EUPHONY_FADEOUT_TICKS - diff --git a/sound/softsynth/fmtowns_pc98/towns_pc98_driver.h b/sound/softsynth/fmtowns_pc98/towns_pc98_driver.h deleted file mode 100644 index 00fcf7c5d5..0000000000 --- a/sound/softsynth/fmtowns_pc98/towns_pc98_driver.h +++ /dev/null @@ -1,135 +0,0 @@ -/* ScummVM - Graphic Adventure Engine - * - * ScummVM is the legal property of its developers, whose names - * are too numerous to list here. Please refer to the COPYRIGHT - * file distributed with this source distribution. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version 2 - * of the License, or (at your option) any later version. - - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. - * - * $URL$ - * $Id$ - * - */ - -#ifndef TOWNS_PC98_AUDIODRIVER_H -#define TOWNS_PC98_AUDIODRIVER_H - -#include "sound/softsynth/fmtowns_pc98/towns_pc98_fmsynth.h" - -class TownsPC98_MusicChannel; -class TownsPC98_MusicChannelSSG; -class TownsPC98_SfxChannel; -#ifndef DISABLE_PC98_RHYTHM_CHANNEL -class TownsPC98_MusicChannelPCM; -#endif - -class TownsPC98_AudioDriver : public TownsPC98_FmSynth { -friend class TownsPC98_MusicChannel; -friend class TownsPC98_MusicChannelSSG; -friend class TownsPC98_SfxChannel; -#ifndef DISABLE_PC98_RHYTHM_CHANNEL -friend class TownsPC98_MusicChannelPCM; -#endif -public: - TownsPC98_AudioDriver(Audio::Mixer *mixer, EmuType type); - ~TownsPC98_AudioDriver(); - - void loadMusicData(uint8 *data, bool loadPaused = false); - void loadSoundEffectData(uint8 *data, uint8 trackNum); - bool init(); - void reset(); - - void fadeStep(); - - void pause() { - _musicPlaying = false; - } - void cont() { - _musicPlaying = true; - } - - void timerCallbackB(); - void timerCallbackA(); - - bool looping() { - return _looping == _updateChannelsFlag ? true : false; - } - bool musicPlaying() { - return _musicPlaying; - } - - void setMusicVolume(int volume) { - _musicVolume = volume; - setVolumeIntern(_musicVolume, _sfxVolume); - } - void setSoundEffectVolume(int volume) { - _sfxVolume = volume; - setVolumeIntern(_musicVolume, _sfxVolume); - } - -protected: - void startSoundEffect(); - - void setMusicTempo(uint8 tempo); - void setSfxTempo(uint16 tempo); - - TownsPC98_MusicChannel **_channels; - TownsPC98_MusicChannelSSG **_ssgChannels; - TownsPC98_SfxChannel **_sfxChannels; -#ifndef DISABLE_PC98_RHYTHM_CHANNEL - TownsPC98_MusicChannelPCM *_rhythmChannel; -#endif - - const uint8 *_opnCarrier; - const uint8 *_opnFreqTable; - const uint8 *_opnFreqTableSSG; - const uint8 *_opnFxCmdLen; - const uint8 *_opnLvlPresets; - - uint8 *_musicBuffer; - uint8 *_sfxBuffer; - uint8 *_trackPtr; - uint8 *_patches; - uint8 *_ssgPatches; - - uint8 _updateChannelsFlag; - uint8 _updateSSGFlag; - uint8 _updateRhythmFlag; - uint8 _updateSfxFlag; - uint8 _finishedChannelsFlag; - uint8 _finishedSSGFlag; - uint8 _finishedRhythmFlag; - uint8 _finishedSfxFlag; - - bool _musicPlaying; - bool _sfxPlaying; - uint8 _fading; - uint8 _looping; - uint32 _musicTickCounter; - - int _sfxOffs; - uint8 *_sfxData; - uint16 _sfxOffsets[2]; - - uint16 _musicVolume; - uint16 _sfxVolume; - - static const uint8 _drvTables[]; - - bool _ready; -}; - -#endif - diff --git a/sound/softsynth/fmtowns_pc98/towns_pc98_fmsynth.cpp b/sound/softsynth/fmtowns_pc98/towns_pc98_fmsynth.cpp deleted file mode 100644 index 62f7d39771..0000000000 --- a/sound/softsynth/fmtowns_pc98/towns_pc98_fmsynth.cpp +++ /dev/null @@ -1,1548 +0,0 @@ -/* ScummVM - Graphic Adventure Engine - * - * ScummVM is the legal property of its developers, whose names - * are too numerous to list here. Please refer to the COPYRIGHT - * file distributed with this source distribution. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version 2 - * of the License, or (at your option) any later version. - - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. - * - * $URL$ - * $Id$ - * - */ - -#include "sound/softsynth/fmtowns_pc98/towns_pc98_fmsynth.h" -#include "common/endian.h" - -class TownsPC98_FmSynthOperator { -public: - TownsPC98_FmSynthOperator(const uint32 timerbase, const uint32 rtt, const uint8 *rateTable, - const uint8 *shiftTable, const uint8 *attackDecayTable, const uint32 *frqTable, - const uint32 *sineTable, const int32 *tlevelOut, const int32 *detuneTable); - ~TownsPC98_FmSynthOperator() {} - - void keyOn(); - void keyOff(); - void frequency(int freq); - void updatePhaseIncrement(); - void recalculateRates(); - void generateOutput(int32 phasebuf, int32 *feedbuf, int32 &out); - - void feedbackLevel(int32 level) { - _feedbackLevel = level ? level + 6 : 0; - } - void detune(int value) { - _detn = &_detnTbl[value << 5]; - } - void multiple(uint32 value) { - _multiple = value ? (value << 1) : 1; - } - void attackRate(uint32 value) { - _specifiedAttackRate = value; - } - bool scaleRate(uint8 value); - void decayRate(uint32 value) { - _specifiedDecayRate = value; - recalculateRates(); - } - void sustainRate(uint32 value) { - _specifiedSustainRate = value; - recalculateRates(); - } - void sustainLevel(uint32 value) { - _sustainLevel = (value == 0x0f) ? 0x3e0 : value << 5; - } - void releaseRate(uint32 value) { - _specifiedReleaseRate = value; - recalculateRates(); - } - void totalLevel(uint32 value) { - _totalLevel = value << 3; - } - void ampModulation(bool enable) { - _ampMod = enable; - } - void reset(); - -protected: - EnvelopeState _state; - bool _playing; - uint32 _feedbackLevel; - uint32 _multiple; - uint32 _totalLevel; - uint8 _keyScale1; - uint8 _keyScale2; - uint32 _specifiedAttackRate; - uint32 _specifiedDecayRate; - uint32 _specifiedSustainRate; - uint32 _specifiedReleaseRate; - uint32 _tickCount; - uint32 _sustainLevel; - - bool _ampMod; - uint32 _frequency; - uint8 _kcode; - uint32 _phase; - uint32 _phaseIncrement; - const int32 *_detn; - - const uint8 *_rateTbl; - const uint8 *_rshiftTbl; - const uint8 *_adTbl; - const uint32 *_fTbl; - const uint32 *_sinTbl; - const int32 *_tLvlTbl; - const int32 *_detnTbl; - - const uint32 _tickLength; - uint32 _timer; - const uint32 _rtt; - int32 _currentLevel; - - struct EvpState { - uint8 rate; - uint8 shift; - } fs_a, fs_d, fs_s, fs_r; -}; - -TownsPC98_FmSynthOperator::TownsPC98_FmSynthOperator(const uint32 timerbase, const uint32 rtt, - const uint8 *rateTable, const uint8 *shiftTable, const uint8 *attackDecayTable, - const uint32 *frqTable, const uint32 *sineTable, const int32 *tlevelOut, const int32 *detuneTable) : - _rtt(rtt), _rateTbl(rateTable), _rshiftTbl(shiftTable), _adTbl(attackDecayTable), _fTbl(frqTable), - _sinTbl(sineTable), _tLvlTbl(tlevelOut), _detnTbl(detuneTable), _tickLength(timerbase * 2), - _specifiedAttackRate(0), _specifiedDecayRate(0), _specifiedReleaseRate(0), _specifiedSustainRate(0), - _phase(0), _state(kEnvReady), _playing(false), _timer(0), _keyScale1(0), - _keyScale2(0), _currentLevel(1023), _ampMod(false), _tickCount(0) { - - fs_a.rate = fs_a.shift = fs_d.rate = fs_d.shift = fs_s.rate = fs_s.shift = fs_r.rate = fs_r.shift = 0; - - reset(); -} - -void TownsPC98_FmSynthOperator::keyOn() { - if (_playing) - return; - - _playing = true; - _state = kEnvAttacking; - _phase = 0; -} - -void TownsPC98_FmSynthOperator::keyOff() { - if (!_playing) - return; - - _playing = false; - if (_state != kEnvReady) - _state = kEnvReleasing; -} - -void TownsPC98_FmSynthOperator::frequency(int freq) { - uint8 block = (freq >> 11); - uint16 pos = (freq & 0x7ff); - uint8 c = pos >> 7; - - _kcode = (block << 2) | ((c < 7) ? 0 : ((c > 8) ? 3 : c - 6)); - _frequency = _fTbl[pos << 1] >> (7 - block); -} - -void TownsPC98_FmSynthOperator::updatePhaseIncrement() { - _phaseIncrement = ((_frequency + _detn[_kcode]) * _multiple) >> 1; - uint8 keyscale = _kcode >> _keyScale1; - if (_keyScale2 != keyscale) { - _keyScale2 = keyscale; - recalculateRates(); - } -} - -void TownsPC98_FmSynthOperator::recalculateRates() { - int k = _keyScale2; - int r = _specifiedAttackRate ? (_specifiedAttackRate << 1) + 0x20 : 0; - fs_a.rate = ((r + k) < 94) ? _rateTbl[r + k] : 136; - fs_a.shift = ((r + k) < 94) ? _rshiftTbl[r + k] : 0; - - r = _specifiedDecayRate ? (_specifiedDecayRate << 1) + 0x20 : 0; - fs_d.rate = _rateTbl[r + k]; - fs_d.shift = _rshiftTbl[r + k]; - - r = _specifiedSustainRate ? (_specifiedSustainRate << 1) + 0x20 : 0; - fs_s.rate = _rateTbl[r + k]; - fs_s.shift = _rshiftTbl[r + k]; - - r = (_specifiedReleaseRate << 2) + 0x22; - fs_r.rate = _rateTbl[r + k]; - fs_r.shift = _rshiftTbl[r + k]; -} - -void TownsPC98_FmSynthOperator::generateOutput(int32 phasebuf, int32 *feed, int32 &out) { - if (_state == kEnvReady) - return; - - _timer += _tickLength; - while (_timer > _rtt) { - _timer -= _rtt; - ++_tickCount; - - int32 levelIncrement = 0; - uint32 targetTime = 0; - int32 targetLevel = 0; - EnvelopeState nextState = kEnvReady; - - switch (_state) { - case kEnvReady: - return; - case kEnvAttacking: - targetLevel = 0; - nextState = kEnvDecaying; - if ((_specifiedAttackRate << 1) + _keyScale2 < 64) { - targetTime = (1 << fs_a.shift) - 1; - levelIncrement = (~_currentLevel * _adTbl[fs_a.rate + ((_tickCount >> fs_a.shift) & 7)]) >> 4; - break; - } else { - _currentLevel = targetLevel; - _state = nextState; - } - // Fall through - case kEnvDecaying: - targetTime = (1 << fs_d.shift) - 1; - nextState = kEnvSustaining; - targetLevel = _sustainLevel; - levelIncrement = _adTbl[fs_d.rate + ((_tickCount >> fs_d.shift) & 7)]; - break; - case kEnvSustaining: - targetTime = (1 << fs_s.shift) - 1; - nextState = kEnvSustaining; - targetLevel = 1023; - levelIncrement = _adTbl[fs_s.rate + ((_tickCount >> fs_s.shift) & 7)]; - break; - case kEnvReleasing: - targetTime = (1 << fs_r.shift) - 1; - nextState = kEnvReady; - targetLevel = 1023; - levelIncrement = _adTbl[fs_r.rate + ((_tickCount >> fs_r.shift) & 7)]; - break; - } - - if (!(_tickCount & targetTime)) { - _currentLevel += levelIncrement; - if ((_state == kEnvAttacking && _currentLevel <= targetLevel) || (_state != kEnvAttacking && _currentLevel >= targetLevel)) { - if (_state != kEnvDecaying) - _currentLevel = targetLevel; - _state = nextState; - } - } - } - - uint32 lvlout = _totalLevel + (uint32) _currentLevel; - - - int32 outp = 0; - int32 *i = &outp, *o = &outp; - int phaseShift = 0; - - if (feed) { - o = &feed[0]; - i = &feed[1]; - phaseShift = _feedbackLevel ? ((*o + *i) << _feedbackLevel) : 0; - *o = *i; - } else { - phaseShift = phasebuf << 15; - } - - if (lvlout < 832) { - uint32 index = (lvlout << 3) + _sinTbl[(((int32)((_phase & 0xffff0000) - + phaseShift)) >> 16) & 0x3ff]; - *i = ((index < 6656) ? _tLvlTbl[index] : 0); - } else { - *i = 0; - } - - _phase += _phaseIncrement; - out += *o; -} - -void TownsPC98_FmSynthOperator::reset() { - keyOff(); - _timer = 0; - _keyScale2 = 0; - _currentLevel = 1023; - - frequency(0); - detune(0); - scaleRate(0); - multiple(0); - updatePhaseIncrement(); - attackRate(0); - decayRate(0); - releaseRate(0); - sustainRate(0); - feedbackLevel(0); - totalLevel(127); - ampModulation(false); -} - -bool TownsPC98_FmSynthOperator::scaleRate(uint8 value) { - value = 3 - value; - if (_keyScale1 != value) { - _keyScale1 = value; - return true; - } - - int k = _keyScale2; - int r = _specifiedAttackRate ? (_specifiedAttackRate << 1) + 0x20 : 0; - fs_a.rate = ((r + k) < 94) ? _rateTbl[r + k] : 136; - fs_a.shift = ((r + k) < 94) ? _rshiftTbl[r + k] : 0; - return false; -} - -class TownsPC98_FmSynthSquareSineSource { -public: - TownsPC98_FmSynthSquareSineSource(const uint32 timerbase, const uint32 rtt); - ~TownsPC98_FmSynthSquareSineSource(); - - void init(const int *rsTable, const int *rseTable); - void reset(); - void writeReg(uint8 address, uint8 value, bool force = false); - - void nextTick(int32 *buffer, uint32 bufferSize); - - void setVolumeIntern(int volA, int volB) { - _volumeA = volA; - _volumeB = volB; - } - void setVolumeChannelMasks(int channelMaskA, int channelMaskB) { - _volMaskA = channelMaskA; - _volMaskB = channelMaskB; - } - - uint8 chanEnable() const { - return _chanEnable; - } -private: - void updateRegs(); - - uint8 _updateRequestBuf[64]; - int _updateRequest; - int _rand; - - int8 _evpTimer; - uint32 _pReslt; - uint8 _attack; - - bool _evpUpdate, _cont; - - int _evpUpdateCnt; - uint8 _outN; - int _nTick; - - int32 *_tlTable; - int32 *_tleTable; - - const uint32 _tickLength; - uint32 _timer; - const uint32 _rtt; - - struct Channel { - int tick; - uint8 smp; - uint8 out; - - uint8 frqL; - uint8 frqH; - uint8 vol; - } _channels[3]; - - uint8 _noiseGenerator; - uint8 _chanEnable; - - uint8 **_reg; - - uint16 _volumeA; - uint16 _volumeB; - int _volMaskA; - int _volMaskB; - - bool _ready; -}; - -#ifndef DISABLE_PC98_RHYTHM_CHANNEL -class TownsPC98_FmSynthPercussionSource { -public: - TownsPC98_FmSynthPercussionSource(const uint32 timerbase, const uint32 rtt); - ~TownsPC98_FmSynthPercussionSource() { - delete[] _reg; - } - - void init(const uint8 *instrData = 0); - void reset(); - void writeReg(uint8 address, uint8 value); - - void nextTick(int32 *buffer, uint32 bufferSize); - - void setVolumeIntern(int volA, int volB) { - _volumeA = volA; - _volumeB = volB; - } - void setVolumeChannelMasks(int channelMaskA, int channelMaskB) { - _volMaskA = channelMaskA; - _volMaskB = channelMaskB; - } - -private: - struct RhtChannel { - const uint8 *data; - - const uint8 *start; - const uint8 *end; - const uint8 *pos; - uint32 size; - bool active; - uint8 level; - - int8 decState; - uint8 decStep; - - int16 samples[2]; - int out; - - uint8 startPosH; - uint8 startPosL; - uint8 endPosH; - uint8 endPosL; - }; - - void recalcOuput(RhtChannel *ins); - void advanceInput(RhtChannel *ins); - - RhtChannel _rhChan[6]; - - uint8 _totalLevel; - - const uint32 _tickLength; - uint32 _timer; - const uint32 _rtt; - - uint8 **_reg; - - uint16 _volumeA; - uint16 _volumeB; - int _volMaskA; - int _volMaskB; - - bool _ready; -}; -#endif // DISABLE_PC98_RHYTHM_CHANNEL - -TownsPC98_FmSynthSquareSineSource::TownsPC98_FmSynthSquareSineSource(const uint32 timerbase, const uint32 rtt) : _tlTable(0), - _rtt(rtt), _tleTable(0), _updateRequest(-1), _tickLength(timerbase * 27), _ready(0), _reg(0), _rand(1), _outN(1), - _nTick(0), _evpUpdateCnt(0), _evpTimer(0x1f), _pReslt(0x1f), _attack(0), _cont(false), _evpUpdate(true), - _timer(0), _noiseGenerator(0), _chanEnable(0), - _volMaskA(0), _volMaskB(0), _volumeA(Audio::Mixer::kMaxMixerVolume), _volumeB(Audio::Mixer::kMaxMixerVolume) { - - memset(_channels, 0, sizeof(_channels)); - memset(_updateRequestBuf, 0, sizeof(_updateRequestBuf)); - _reg = new uint8 *[11]; - - _reg[0] = &_channels[0].frqL; - _reg[1] = &_channels[0].frqH; - _reg[2] = &_channels[1].frqL; - _reg[3] = &_channels[1].frqH; - _reg[4] = &_channels[2].frqL; - _reg[5] = &_channels[2].frqH; - _reg[6] = &_noiseGenerator; - _reg[7] = &_chanEnable; - _reg[8] = &_channels[0].vol; - _reg[9] = &_channels[1].vol; - _reg[10] = &_channels[2].vol; - - reset(); -} - -TownsPC98_FmSynthSquareSineSource::~TownsPC98_FmSynthSquareSineSource() { - delete[] _tlTable; - delete[] _tleTable; - delete[] _reg; -} - -void TownsPC98_FmSynthSquareSineSource::init(const int *rsTable, const int *rseTable) { - if (_ready) { - reset(); - return; - } - - delete[] _tlTable; - delete[] _tleTable; - _tlTable = new int32[16]; - _tleTable = new int32[32]; - float a, b, d; - d = 801.0f; - - for (int i = 0; i < 16; i++) { - b = 1.0f / rsTable[i]; - a = 1.0f / d + b + 1.0f / 1000.0f; - float v = (b / a) * 32767.0f; - _tlTable[i] = (int32) v; - - b = 1.0f / rseTable[i]; - a = 1.0f / d + b + 1.0f / 1000.0f; - v = (b / a) * 32767.0f; - _tleTable[i] = (int32) v; - } - - for (int i = 16; i < 32; i++) { - b = 1.0f / rseTable[i]; - a = 1.0f / d + b + 1.0f / 1000.0f; - float v = (b / a) * 32767.0f; - _tleTable[i] = (int32) v; - } - - _ready = true; -} - -void TownsPC98_FmSynthSquareSineSource::reset() { - _rand = 1; - _outN = 1; - _updateRequest = -1; - _nTick = _evpUpdateCnt = 0; - _evpTimer = 0x1f; - _pReslt = 0x1f; - _attack = 0; - _cont = false; - _evpUpdate = true; - _timer = 0; - - for (int i = 0; i < 3; i++) { - _channels[i].tick = 0; - _channels[i].smp = _channels[i].out = 0; - } - - for (int i = 0; i < 14; i++) - writeReg(i, 0, true); - - writeReg(7, 0xbf, true); -} - -void TownsPC98_FmSynthSquareSineSource::writeReg(uint8 address, uint8 value, bool force) { - if (!_ready) - return; - - if (address > 10 || *_reg[address] == value) { - if ((address == 11 || address == 12 || address == 13) && value) - warning("TownsPC98_FmSynthSquareSineSource: unsupported reg address: %d", address); - return; - } - - if (!force) { - if (_updateRequest >= 63) { - warning("TownsPC98_FmSynthSquareSineSource: event buffer overflow"); - _updateRequest = -1; - } - _updateRequestBuf[++_updateRequest] = value; - _updateRequestBuf[++_updateRequest] = address; - return; - } - - *_reg[address] = value; -} - -void TownsPC98_FmSynthSquareSineSource::nextTick(int32 *buffer, uint32 bufferSize) { - if (!_ready) - return; - - for (uint32 i = 0; i < bufferSize; i++) { - _timer += _tickLength; - while (_timer > _rtt) { - _timer -= _rtt; - - if (++_nTick >= (_noiseGenerator & 0x1f)) { - if ((_rand + 1) & 2) - _outN ^= 1; - - _rand = (((_rand & 1) ^ ((_rand >> 3) & 1)) << 16) | (_rand >> 1); - _nTick = 0; - } - - for (int ii = 0; ii < 3; ii++) { - if (++_channels[ii].tick >= (((_channels[ii].frqH & 0x0f) << 8) | _channels[ii].frqL)) { - _channels[ii].tick = 0; - _channels[ii].smp ^= 1; - } - _channels[ii].out = (_channels[ii].smp | ((_chanEnable >> ii) & 1)) & (_outN | ((_chanEnable >> (ii + 3)) & 1)); - } - - if (_evpUpdate) { - if (++_evpUpdateCnt >= 0) { - _evpUpdateCnt = 0; - - if (--_evpTimer < 0) { - if (_cont) { - _evpTimer &= 0x1f; - } else { - _evpUpdate = false; - _evpTimer = 0; - } - } - } - } - _pReslt = _evpTimer ^ _attack; - updateRegs(); - } - - int32 finOut = 0; - for (int ii = 0; ii < 3; ii++) { - int32 finOutTemp = ((_channels[ii].vol >> 4) & 1) ? _tleTable[_channels[ii].out ? _pReslt : 0] : _tlTable[_channels[ii].out ? (_channels[ii].vol & 0x0f) : 0]; - - if ((1 << ii) & _volMaskA) - finOutTemp = (finOutTemp * _volumeA) / Audio::Mixer::kMaxMixerVolume; - - if ((1 << ii) & _volMaskB) - finOutTemp = (finOutTemp * _volumeB) / Audio::Mixer::kMaxMixerVolume; - - finOut += finOutTemp; - } - - finOut /= 3; - - buffer[i << 1] += finOut; - buffer[(i << 1) + 1] += finOut; - } -} - -void TownsPC98_FmSynthSquareSineSource::updateRegs() { - for (int i = 0; i < _updateRequest;) { - uint8 b = _updateRequestBuf[i++]; - uint8 a = _updateRequestBuf[i++]; - writeReg(a, b, true); - } - _updateRequest = -1; -} - -#ifndef DISABLE_PC98_RHYTHM_CHANNEL -TownsPC98_FmSynthPercussionSource::TownsPC98_FmSynthPercussionSource(const uint32 timerbase, const uint32 rtt) : - _rtt(rtt), _tickLength(timerbase * 2), _timer(0), _ready(false), _volMaskA(0), _volMaskB(0), _volumeA(Audio::Mixer::kMaxMixerVolume), _volumeB(Audio::Mixer::kMaxMixerVolume) { - - memset(_rhChan, 0, sizeof(RhtChannel) * 6); - _reg = new uint8 *[40]; - - _reg[0] = _reg[1] = _reg[2] = _reg[3] = _reg[4] = _reg[5] = _reg[6] = _reg[7] = _reg[8] = _reg[9] = _reg[10] = _reg[11] = _reg[12] = _reg[13] = _reg[14] = _reg[15] = 0; - _reg[16] = &_rhChan[0].startPosL; - _reg[17] = &_rhChan[1].startPosL; - _reg[18] = &_rhChan[2].startPosL; - _reg[19] = &_rhChan[3].startPosL; - _reg[20] = &_rhChan[4].startPosL; - _reg[21] = &_rhChan[5].startPosL; - _reg[22] = &_rhChan[0].startPosH; - _reg[23] = &_rhChan[1].startPosH; - _reg[24] = &_rhChan[2].startPosH; - _reg[25] = &_rhChan[3].startPosH; - _reg[26] = &_rhChan[4].startPosH; - _reg[27] = &_rhChan[5].startPosH; - _reg[28] = &_rhChan[0].endPosL; - _reg[29] = &_rhChan[1].endPosL; - _reg[30] = &_rhChan[2].endPosL; - _reg[31] = &_rhChan[3].endPosL; - _reg[32] = &_rhChan[4].endPosL; - _reg[33] = &_rhChan[5].endPosL; - _reg[34] = &_rhChan[0].endPosH; - _reg[35] = &_rhChan[1].endPosH; - _reg[36] = &_rhChan[2].endPosH; - _reg[37] = &_rhChan[3].endPosH; - _reg[38] = &_rhChan[4].endPosH; - _reg[39] = &_rhChan[5].endPosH; -} - -void TownsPC98_FmSynthPercussionSource::init(const uint8 *instrData) { - if (_ready) { - reset(); - return; - } - - const uint8 *start = instrData; - const uint8 *pos = start; - - if (instrData) { - for (int i = 0; i < 6; i++) { - _rhChan[i].data = start + READ_BE_UINT16(pos); - pos += 2; - _rhChan[i].size = READ_BE_UINT16(pos); - pos += 2; - } - reset(); - _ready = true; - } else { - memset(_rhChan, 0, sizeof(RhtChannel) * 6); - _ready = false; - } -} - -void TownsPC98_FmSynthPercussionSource::reset() { - _timer = 0; - _totalLevel = 63; - - for (int i = 0; i < 6; i++) { - RhtChannel *s = &_rhChan[i]; - s->pos = s->start = s->data; - s->end = s->data + s->size; - s->active = false; - s->level = 0; - s->out = 0; - s->decStep = 1; - s->decState = 0; - s->samples[0] = s->samples[1] = 0; - s->startPosH = s->startPosL = s->endPosH = s->endPosL = 0; - } -} - -void TownsPC98_FmSynthPercussionSource::writeReg(uint8 address, uint8 value) { - if (!_ready) - return; - - uint8 h = address >> 4; - uint8 l = address & 15; - - if (address > 15) - *_reg[address] = value; - - if (address == 0) { - if (value & 0x80) { - //key off - for (int i = 0; i < 6; i++) { - if ((value >> i) & 1) - _rhChan[i].active = false; - } - } else { - //key on - for (int i = 0; i < 6; i++) { - if ((value >> i) & 1) { - RhtChannel *s = &_rhChan[i]; - s->pos = s->start; - s->active = true; - s->out = 0; - s->samples[0] = s->samples[1] = 0; - s->decStep = 1; - s->decState = 0; - } - } - } - } else if (address == 1) { - // total level - _totalLevel = (value & 63) ^ 63; - for (int i = 0; i < 6; i++) - recalcOuput(&_rhChan[i]); - } else if (!h && l & 8) { - // instrument level - l &= 7; - _rhChan[l].level = (value & 0x1f) ^ 0x1f; - recalcOuput(&_rhChan[l]); - } else if (h & 3) { - l &= 7; - if (h == 1) { - // set start offset - _rhChan[l].start = _rhChan[l].data + ((_rhChan[l].startPosH << 8 | _rhChan[l].startPosL) << 8); - } else if (h == 2) { - // set end offset - _rhChan[l].end = _rhChan[l].data + ((_rhChan[l].endPosH << 8 | _rhChan[l].endPosL) << 8) + 255; - } - } -} - -void TownsPC98_FmSynthPercussionSource::nextTick(int32 *buffer, uint32 bufferSize) { - if (!_ready) - return; - - for (uint32 i = 0; i < bufferSize; i++) { - _timer += _tickLength; - while (_timer > _rtt) { - _timer -= _rtt; - - for (int ii = 0; ii < 6; ii++) { - RhtChannel *s = &_rhChan[ii]; - if (s->active) { - recalcOuput(s); - if (s->decStep) { - advanceInput(s); - if (s->pos == s->end) - s->active = false; - } - s->decStep ^= 1; - } - } - } - - int32 finOut = 0; - - for (int ii = 0; ii < 6; ii++) { - if (_rhChan[ii].active) - finOut += _rhChan[ii].out; - } - - finOut <<= 1; - - if (1 & _volMaskA) - finOut = (finOut * _volumeA) / Audio::Mixer::kMaxMixerVolume; - - if (1 & _volMaskB) - finOut = (finOut * _volumeB) / Audio::Mixer::kMaxMixerVolume; - - buffer[i << 1] += finOut; - buffer[(i << 1) + 1] += finOut; - } -} - -void TownsPC98_FmSynthPercussionSource::recalcOuput(RhtChannel *ins) { - uint32 s = _totalLevel + ins->level; - uint32 x = s > 62 ? 0 : (1 + (s >> 3)); - int32 y = s > 62 ? 0 : (15 - (s & 7)); - ins->out = ((ins->samples[ins->decStep] * y) >> x) & ~3; -} - -void TownsPC98_FmSynthPercussionSource::advanceInput(RhtChannel *ins) { - static const int8 adjustIndex[] = { -1, -1, -1, -1, 2, 5, 7, 9 }; - - static const int16 stepTable[] = { - 16, 17, 19, 21, 23, 25, 28, 31, 34, 37, 41, 45, 50, 55, - 60, 66, 73, 80, 88, 97, 107, 118, 130, 143, 157, 173, 190, 209, 230, 253, 279, 307, 337, - 371, 408, 449, 494, 544, 598, 658, 724, 796, 876, 963, 1060, 1166, 1282, 1411, 1552 - }; - - uint8 cur = (int8)*ins->pos++; - - for (int i = 0; i < 2; i++) { - int b = (2 * (cur & 7) + 1) * stepTable[ins->decState] / 8; - ins->samples[i] = CLIP<int16>(ins->samples[i ^ 1] + (cur & 8 ? b : -b), -2048, 2047); - ins->decState = CLIP<int8>(ins->decState + adjustIndex[cur & 7], 0, 48); - cur >>= 4; - } -} -#endif // DISABLE_PC98_RHYTHM_CHANNEL - -TownsPC98_FmSynth::TownsPC98_FmSynth(Audio::Mixer *mixer, EmuType type) : - _mixer(mixer), - _chanInternal(0), _ssg(0), -#ifndef DISABLE_PC98_RHYTHM_CHANNEL - _prc(0), -#endif - _numChan(type == kType26 ? 3 : 6), _numSSG(type == kTypeTowns ? 0 : 3), - _hasPercussion(type == kType86 ? true : false), - _oprRates(0), _oprRateshift(0), _oprAttackDecay(0), _oprFrq(0), _oprSinTbl(0), _oprLevelOut(0), _oprDetune(0), - _rtt(type == kTypeTowns ? 0x514767 : 0x5B8D80), _baserate(55125.0f / (float)mixer->getOutputRate()), - _volMaskA(0), _volMaskB(0), _volumeA(255), _volumeB(255), - _regProtectionFlag(false), _ready(false) { - - memset(&_timers[0], 0, sizeof(ChipTimer)); - memset(&_timers[1], 0, sizeof(ChipTimer)); - - _timers[0].cb = _timers[1].cb = &TownsPC98_FmSynth::idleTimerCallback; - _timerbase = (uint32)(_baserate * 1000000.0f); -} - -TownsPC98_FmSynth::~TownsPC98_FmSynth() { - if (_ready) - deinit(); - - delete _ssg; -#ifndef DISABLE_PC98_RHYTHM_CHANNEL - delete _prc; -#endif - delete[] _chanInternal; - - delete[] _oprRates; - delete[] _oprRateshift; - delete[] _oprFrq; - delete[] _oprAttackDecay; - delete[] _oprSinTbl; - delete[] _oprLevelOut; - delete[] _oprDetune; -} - -bool TownsPC98_FmSynth::init() { - if (_ready) { - reset(); - return true; - } - - generateTables(); - - _chanInternal = new ChanInternal[_numChan]; - for (int i = 0; i < _numChan; i++) { - memset(&_chanInternal[i], 0, sizeof(ChanInternal)); - for (int j = 0; j < 4; ++j) - _chanInternal[i].opr[j] = new TownsPC98_FmSynthOperator(_timerbase, _rtt, _oprRates, _oprRateshift, _oprAttackDecay, _oprFrq, _oprSinTbl, _oprLevelOut, _oprDetune); - } - - if (_numSSG) { - _ssg = new TownsPC98_FmSynthSquareSineSource(_timerbase, _rtt); - _ssg->init(&_ssgTables[0], &_ssgTables[16]); - } - -#ifndef DISABLE_PC98_RHYTHM_CHANNEL - if (_hasPercussion) { - _prc = new TownsPC98_FmSynthPercussionSource(_timerbase, _rtt); - _prc->init(_percussionData); - } -#endif - - _timers[0].cb = &TownsPC98_FmSynth::timerCallbackA; - _timers[1].cb = &TownsPC98_FmSynth::timerCallbackB; - - _mixer->playStream(Audio::Mixer::kPlainSoundType, - &_soundHandle, this, -1, Audio::Mixer::kMaxChannelVolume, 0, DisposeAfterUse::NO, true); - - _ready = true; - - return true; -} - -void TownsPC98_FmSynth::reset() { - Common::StackLock lock(_mutex); - for (int i = 0; i < _numChan; i++) { - for (int ii = 0; ii < 4; ii++) - _chanInternal[i].opr[ii]->reset(); - memset(_chanInternal[i].feedbuf, 0, 3); - _chanInternal[i].algorithm = 0; - _chanInternal[i].frqTemp = 0; - _chanInternal[i].enableLeft = _chanInternal[i].enableRight = true; - _chanInternal[i].updateEnvelopeParameters = false; - } - - writeReg(0, 0x27, 0x33); - - if (_ssg) - _ssg->reset(); - -#ifndef DISABLE_PC98_RHYTHM_CHANNEL - if (_prc) - _prc->reset(); -#endif -} - -void TownsPC98_FmSynth::writeReg(uint8 part, uint8 regAddress, uint8 value) { - if (_regProtectionFlag || !_ready) - return; - - static const uint8 oprOrdr[] = { 0, 2, 1, 3 }; - - Common::StackLock lock(_mutex); - - uint8 h = regAddress & 0xf0; - uint8 l = (regAddress & 0x0f); - - ChanInternal *c = 0; - TownsPC98_FmSynthOperator **co = 0; - TownsPC98_FmSynthOperator *o = 0; - - if (regAddress > 0x2F) { - c = &_chanInternal[(l & 3) + 3 * part]; - co = c->opr; - o = c->opr[oprOrdr[(l - (l & 3)) >> 2]]; - } else if (regAddress == 0x28) { - c = &_chanInternal[(value & 3) + ((value & 4) ? 3 : 0)]; - co = c->opr; - } - - switch (h) { - case 0x00: - // ssg - if (_ssg) - _ssg->writeReg(l, value); - break; - case 0x10: -#ifndef DISABLE_PC98_RHYTHM_CHANNEL - // pcm rhythm channel - if (_prc) - _prc->writeReg(l, value); -#endif - break; - case 0x20: - if (l == 8) { - // Key on/off - for (int i = 0; i < 4; i++) { - if ((value >> (4 + i)) & 1) - co[oprOrdr[i]]->keyOn(); - else - co[oprOrdr[i]]->keyOff(); - } - } else if (l == 4) { - // Timer A - _timers[0].value = (_timers[0].value & 3) | (value << 2); - } else if (l == 5) { - // Timer A - _timers[0].value = (_timers[0].value & 0x3fc) | (value & 3); - } else if (l == 6) { - // Timer B - _timers[1].value = value & 0xff; - } else if (l == 7) { - if (value & 1) { - float spc = (float)(0x400 - _timers[0].value) / _baserate; - if (spc < 1) { - warning("TownsPC98_FmSynth: Invalid Timer A setting: %d", _timers[0].value); - spc = 1; - } - - _timers[0].smpPerCb = (int32) spc; - _timers[0].smpPerCbRem = (uint32)((spc - (float)_timers[0].smpPerCb) * 1000000.0f); - _timers[0].smpTillCb = _timers[0].smpPerCb; - _timers[0].smpTillCbRem = _timers[0].smpPerCbRem; - _timers[0].enabled = true; - } else { - _timers[0].enabled = false; - } - - if (value & 2) { - float spc = (float)(0x100 - _timers[1].value) * 16.0f / _baserate; - if (spc < 1) { - warning("TownsPC98_FmSynth: Invalid Timer B setting: %d", _timers[1].value); - spc = 1; - } - - _timers[1].smpPerCb = (int32) spc; - _timers[1].smpPerCbRem = (uint32)((spc - (float)_timers[1].smpPerCb) * 1000000.0f); - _timers[1].smpTillCb = _timers[1].smpPerCb; - _timers[1].smpTillCbRem = _timers[1].smpPerCbRem; - _timers[1].enabled = true; - } else { - _timers[1].enabled = false; - } - - if (value & 0x10) { - _timers[0].smpTillCb = _timers[0].smpPerCb; - _timers[0].smpTillCbRem = _timers[0].smpTillCbRem; - } - - if (value & 0x20) { - _timers[1].smpTillCb = _timers[1].smpPerCb; - _timers[1].smpTillCbRem = _timers[1].smpTillCbRem; - } - } else if (l == 2) { - // LFO - if (value & 8) - warning("TownsPC98_FmSynth: TRYING TO USE LFO (NOT SUPPORTED)"); - } else if (l == 10 || l == 11) { - // DAC - if (l == 11 && (value & 0x80)) - warning("TownsPC98_FmSynth: TRYING TO USE DAC (NOT SUPPORTED)"); - } - break; - - case 0x30: - // detune, multiple - o->detune((value >> 4) & 7); - o->multiple(value & 0x0f); - c->updateEnvelopeParameters = true; - break; - - case 0x40: - // total level - o->totalLevel(value & 0x7f); - break; - - case 0x50: - // rate scaling, attack rate - o->attackRate(value & 0x1f); - if (o->scaleRate(value >> 6)) - c->updateEnvelopeParameters = true; - break; - - case 0x60: - // first decay rate, amplitude modulation - o->decayRate(value & 0x1f); - o->ampModulation(value & 0x80 ? true : false); - break; - - case 0x70: - // secondary decay rate - o->sustainRate(value & 0x1f); - break; - - case 0x80: - // secondary amplitude, release rate; - o->sustainLevel(value >> 4); - o->releaseRate(value & 0x0f); - break; - - case 0x90: - warning("TownsPC98_FmSynth: TRYING TO USE SSG ENVELOPE SHAPES (NOT SUPPORTED)"); - break; - - case 0xa0: - // frequency - l &= ~3; - if (l == 0) { - c->frqTemp = (c->frqTemp & 0xff00) | value; - c->updateEnvelopeParameters = true; - for (int i = 0; i < 4; i++) - co[i]->frequency(c->frqTemp); - } else if (l == 4) { - c->frqTemp = (c->frqTemp & 0xff) | (value << 8); - } else if (l == 8) { - // Ch 3/6 special mode frq - warning("TownsPC98_FmSynth: TRYING TO USE CH 3/6 SPECIAL MODE FREQ (NOT SUPPORTED)"); - } else if (l == 12) { - // Ch 3/6 special mode frq - warning("TownsPC98_FmSynth: TRYING TO USE CH 3/6 SPECIAL MODE FREQ (NOT SUPPORTED)"); - } - break; - - case 0xb0: - l &= ~3; - if (l == 0) { - // feedback, _algorithm - co[0]->feedbackLevel((value >> 3) & 7); - c->algorithm = value & 7; - } else if (l == 4) { - // stereo, LFO sensitivity - c->enableLeft = value & 0x80 ? true : false; - c->enableRight = value & 0x40 ? true : false; - c->ampModSensitivity((value & 0x30) >> 4); - c->frqModSensitivity(value & 3); - } - break; - - default: - warning("TownsPC98_FmSynth: UNKNOWN ADDRESS %d", regAddress); - } -} - -int TownsPC98_FmSynth::readBuffer(int16 *buffer, const int numSamples) { - Common::StackLock lock(_mutex); - - memset(buffer, 0, sizeof(int16) * numSamples); - int32 *tmp = new int32[numSamples]; - int32 *tmpStart = tmp; - memset(tmp, 0, sizeof(int32) * numSamples); - int32 samplesLeft = numSamples >> 1; - - while (_ready && samplesLeft) { - int32 render = samplesLeft; - - for (int i = 0; i < 2; i++) { - if (_timers[i].enabled && _timers[i].cb) { - if (!_timers[i].smpTillCb) { - (this->*_timers[i].cb)(); - _timers[i].smpTillCb = _timers[i].smpPerCb; - - _timers[i].smpTillCbRem += _timers[i].smpPerCbRem; - if (_timers[i].smpTillCbRem >= _timerbase) { - _timers[i].smpTillCb++; - _timers[i].smpTillCbRem -= _timerbase; - } - } - render = MIN(render, _timers[i].smpTillCb); - } - } - - samplesLeft -= render; - - for (int i = 0; i < 2; i++) { - if (_timers[i].enabled && _timers[i].cb) { - _timers[i].smpTillCb -= render; - } - } - - nextTick(tmp, render); - - if (_ssg) - _ssg->nextTick(tmp, render); -#ifndef DISABLE_PC98_RHYTHM_CHANNEL - if (_prc) - _prc->nextTick(tmp, render); -#endif - - nextTickEx(tmp, render); - - for (int i = 0; i < render; ++i) { - int32 l = CLIP<int32>(tmp[i << 1], -32767, 32767); - buffer[i << 1] = (int16) l; - int32 r = CLIP<int32>(tmp[(i << 1) + 1], -32767, 32767); - buffer[(i << 1) + 1] = (int16) r; - } - - buffer += (render << 1); - tmp += (render << 1); - } - - delete[] tmpStart; - return numSamples; -} - -void TownsPC98_FmSynth::deinit() { - _ready = false; - _mixer->stopHandle(_soundHandle); - _timers[0].cb = _timers[1].cb = &TownsPC98_FmSynth::idleTimerCallback; -} - -uint8 TownsPC98_FmSynth::readSSGStatus() { - return _ssg->chanEnable(); -} - -void TownsPC98_FmSynth::setVolumeIntern(int volA, int volB) { - Common::StackLock lock(_mutex); - _volumeA = CLIP<uint16>(volA, 0, Audio::Mixer::kMaxMixerVolume); - _volumeB = CLIP<uint16>(volB, 0, Audio::Mixer::kMaxMixerVolume); - if (_ssg) - _ssg->setVolumeIntern(_volumeA, _volumeB); -#ifndef DISABLE_PC98_RHYTHM_CHANNEL - if (_prc) - _prc->setVolumeIntern(_volumeA, _volumeB); -#endif -} - -void TownsPC98_FmSynth::setVolumeChannelMasks(int channelMaskA, int channelMaskB) { - Common::StackLock lock(_mutex); - _volMaskA = channelMaskA; - _volMaskB = channelMaskB; - if (_ssg) - _ssg->setVolumeChannelMasks(_volMaskA >> _numChan, _volMaskB >> _numChan); -#ifndef DISABLE_PC98_RHYTHM_CHANNEL - if (_prc) - _prc->setVolumeChannelMasks(_volMaskA >> (_numChan + _numSSG), _volMaskB >> (_numChan + _numSSG)); -#endif -} - -void TownsPC98_FmSynth::generateTables() { - delete[] _oprRates; - _oprRates = new uint8[128]; - - WRITE_BE_UINT32(_oprRates + 32, _numChan == 6 ? 0x90900000 : 0x00081018); - WRITE_BE_UINT32(_oprRates + 36, _numChan == 6 ? 0x00001010 : 0x00081018); - memset(_oprRates, 0x90, 32); - memset(_oprRates + 96, 0x80, 32); - uint8 *dst = (uint8 *)_oprRates + 40; - for (int i = 0; i < 40; i += 4) - WRITE_BE_UINT32(dst + i, 0x00081018); - for (int i = 0; i < 48; i += 4) - WRITE_BE_UINT32(dst + i, 0x00081018); - dst += 40; - for (uint8 i = 0; i < 16; i ++) { - uint8 v = (i < 12) ? i : 12; - *dst++ = ((4 + v) << 3); - } - - delete[] _oprRateshift; - _oprRateshift = new uint8[128]; - memset(_oprRateshift, 0, 128); - dst = (uint8 *)_oprRateshift + 32; - for (int i = 11; i; i--) { - memset(dst, i, 4); - dst += 4; - } - - delete[] _oprFrq; - _oprFrq = new uint32[0x1000]; - for (uint32 i = 0; i < 0x1000; i++) - _oprFrq[i] = (uint32)(_baserate * (float)(i << 11)); - - delete[] _oprAttackDecay; - _oprAttackDecay = new uint8[152]; - memset(_oprAttackDecay, 0, 152); - for (int i = 0; i < 36; i++) - WRITE_BE_UINT32(_oprAttackDecay + (i << 2), _adtStat[i]); - - delete[] _oprSinTbl; - _oprSinTbl = new uint32[1024]; - for (int i = 0; i < 1024; i++) { - double val = sin((double)(((i << 1) + 1) * PI / 1024.0)); - double d_dcb = log(1.0 / (double)ABS(val)) / log(2.0) * 256.0; - int32 i_dcb = (int32)(2.0 * d_dcb); - i_dcb = (i_dcb & 1) ? (i_dcb >> 1) + 1 : (i_dcb >> 1); - _oprSinTbl[i] = (i_dcb << 1) + (val >= 0.0 ? 0 : 1); - } - - delete[] _oprLevelOut; - _oprLevelOut = new int32[0x1a00]; - for (int i = 0; i < 256; i++) { - double val = floor(65536.0 / pow(2.0, 0.00390625 * (double)(1 + i))); - int32 val_int = ((int32) val) >> 4; - _oprLevelOut[i << 1] = (val_int & 1) ? ((val_int >> 1) + 1) << 2 : (val_int >> 1) << 2; - _oprLevelOut[(i << 1) + 1] = -_oprLevelOut[i << 1]; - for (int ii = 1; ii < 13; ++ii) { - _oprLevelOut[(i << 1) + (ii << 9)] = _oprLevelOut[i << 1] >> ii; - _oprLevelOut[(i << 1) + (ii << 9) + 1] = -_oprLevelOut[(i << 1) + (ii << 9)]; - } - } - - uint8 *dtt = new uint8[128]; - memset(dtt, 0, 36); - memset(dtt + 36, 1, 8); - memcpy(dtt + 44, _detSrc, 84); - - delete[] _oprDetune; - _oprDetune = new int32[256]; - for (int i = 0; i < 128; i++) { - _oprDetune[i] = (int32)((float)dtt[i] * _baserate * 64.0); - _oprDetune[i + 128] = -_oprDetune[i]; - } - - delete[] dtt; -} - -void TownsPC98_FmSynth::nextTick(int32 *buffer, uint32 bufferSize) { - if (!_ready) - return; - - for (int i = 0; i < _numChan; i++) { - TownsPC98_FmSynthOperator **o = _chanInternal[i].opr; - - if (_chanInternal[i].updateEnvelopeParameters) { - _chanInternal[i].updateEnvelopeParameters = false; - for (int ii = 0; ii < 4 ; ii++) - o[ii]->updatePhaseIncrement(); - } - - for (uint32 ii = 0; ii < bufferSize ; ii++) { - int32 phbuf1, phbuf2, output; - phbuf1 = phbuf2 = output = 0; - - int32 *leftSample = &buffer[ii * 2]; - int32 *rightSample = &buffer[ii * 2 + 1]; - int32 *del = &_chanInternal[i].feedbuf[2]; - int32 *feed = _chanInternal[i].feedbuf; - - switch (_chanInternal[i].algorithm) { - case 0: - o[0]->generateOutput(0, feed, phbuf1); - o[2]->generateOutput(*del, 0, phbuf2); - *del = 0; - o[1]->generateOutput(phbuf1, 0, *del); - o[3]->generateOutput(phbuf2, 0, output); - break; - case 1: - o[0]->generateOutput(0, feed, phbuf1); - o[2]->generateOutput(*del, 0, phbuf2); - o[1]->generateOutput(0, 0, phbuf1); - o[3]->generateOutput(phbuf2, 0, output); - *del = phbuf1; - break; - case 2: - o[0]->generateOutput(0, feed, phbuf2); - o[2]->generateOutput(*del, 0, phbuf2); - o[1]->generateOutput(0, 0, phbuf1); - o[3]->generateOutput(phbuf2, 0, output); - *del = phbuf1; - break; - case 3: - o[0]->generateOutput(0, feed, phbuf2); - o[2]->generateOutput(0, 0, *del); - o[1]->generateOutput(phbuf2, 0, phbuf1); - o[3]->generateOutput(*del, 0, output); - *del = phbuf1; - break; - case 4: - o[0]->generateOutput(0, feed, phbuf1); - o[2]->generateOutput(0, 0, phbuf2); - o[1]->generateOutput(phbuf1, 0, output); - o[3]->generateOutput(phbuf2, 0, output); - *del = 0; - break; - case 5: - o[0]->generateOutput(0, feed, phbuf1); - o[2]->generateOutput(*del, 0, output); - o[1]->generateOutput(phbuf1, 0, output); - o[3]->generateOutput(phbuf1, 0, output); - *del = phbuf1; - break; - case 6: - o[0]->generateOutput(0, feed, phbuf1); - o[2]->generateOutput(0, 0, output); - o[1]->generateOutput(phbuf1, 0, output); - o[3]->generateOutput(0, 0, output); - *del = 0; - break; - case 7: - o[0]->generateOutput(0, feed, output); - o[2]->generateOutput(0, 0, output); - o[1]->generateOutput(0, 0, output); - o[3]->generateOutput(0, 0, output); - *del = 0; - break; - }; - - int32 finOut = (output << 2) / ((_numChan + _numSSG - 3) / 3); - - if ((1 << i) & _volMaskA) - finOut = (finOut * _volumeA) / Audio::Mixer::kMaxMixerVolume; - - if ((1 << i) & _volMaskB) - finOut = (finOut * _volumeB) / Audio::Mixer::kMaxMixerVolume; - - if (_chanInternal[i].enableLeft) - *leftSample += finOut; - - if (_chanInternal[i].enableRight) - *rightSample += finOut; - } - } -} - -const uint32 TownsPC98_FmSynth::_adtStat[] = { - 0x00010001, 0x00010001, 0x00010001, 0x01010001, - 0x00010101, 0x00010101, 0x00010101, 0x01010101, - 0x01010101, 0x01010101, 0x01010102, 0x01010102, - 0x01020102, 0x01020102, 0x01020202, 0x01020202, - 0x02020202, 0x02020202, 0x02020204, 0x02020204, - 0x02040204, 0x02040204, 0x02040404, 0x02040404, - 0x04040404, 0x04040404, 0x04040408, 0x04040408, - 0x04080408, 0x04080408, 0x04080808, 0x04080808, - 0x08080808, 0x08080808, 0x10101010, 0x10101010 -}; - -const uint8 TownsPC98_FmSynth::_detSrc[] = { - 0x02, 0x02, 0x02, 0x02, 0x02, 0x03, 0x03, 0x03, - 0x04, 0x04, 0x04, 0x05, 0x05, 0x06, 0x06, 0x07, - 0x08, 0x08, 0x08, 0x08, 0x01, 0x01, 0x01, 0x01, - 0x02, 0x02, 0x02, 0x02, 0x02, 0x03, 0x03, 0x03, - 0x04, 0x04, 0x04, 0x05, 0x05, 0x06, 0x06, 0x07, - 0x08, 0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, - 0x10, 0x10, 0x10, 0x10, 0x02, 0x02, 0x02, 0x02, - 0x02, 0x03, 0x03, 0x03, 0x04, 0x04, 0x04, 0x05, - 0x05, 0x06, 0x06, 0x07, 0x08, 0x08, 0x09, 0x0a, - 0x0b, 0x0c, 0x0d, 0x0e, 0x10, 0x11, 0x13, 0x14, - 0x16, 0x16, 0x16, 0x16 -}; - -const int TownsPC98_FmSynth::_ssgTables[] = { - 0x01202A, 0x0092D2, 0x006B42, 0x0053CB, 0x003DF8, 0x003053, 0x0022DA, 0x001A8C, - 0x00129B, 0x000DC1, 0x000963, 0x0006C9, 0x000463, 0x0002FA, 0x0001B6, 0x0000FB, - 0x0193B6, 0x01202A, 0x00CDB1, 0x0092D2, 0x007D7D, 0x006B42, 0x005ECD, 0x0053CB, - 0x00480F, 0x003DF8, 0x0036B9, 0x003053, 0x00290A, 0x0022DA, 0x001E6B, 0x001A8C, - 0x001639, 0x00129B, 0x000FFF, 0x000DC1, 0x000B5D, 0x000963, 0x0007FB, 0x0006C9, - 0x000575, 0x000463, 0x00039D, 0x0002FA, 0x000242, 0x0001B6, 0x00014C, 0x0000FB -}; - -#ifndef DISABLE_PC98_RHYTHM_CHANNEL -const uint8 TownsPC98_FmSynth::_percussionData[] = { - 0, 24, 1, 192, 1, 216, 2, 128, 4, 88, 23, 64, 27, 152, 1, 128, 29, 24, 2, 128, 31, 152, 0, 128, 136, 128, 128, 128, 0, 136, 97, 103, 153, 139, 34, 163, 72, 195, 27, 69, 1, 154, 137, 35, 8, 51, 169, 122, 164, 75, 133, 203, 81, 146, 168, 121, 185, 68, 202, 8, 33, 237, 49, 177, 12, 133, 140, 17, 160, 42, 161, 10, 0, 137, 176, 57, - 233, 41, 160, 136, 235, 65, 177, 137, 128, 26, 164, 28, 3, 157, 51, 137, 1, 152, 113, 161, 40, 146, 115, 192, 56, 5, 169, 66, 161, 56, 1, 50, 145, 59, 39, 168, 97, 1, 160, 57, 7, 153, 50, 153, 32, 2, 25, 129, 32, 20, 186, 66, 129, 24, 153, 164, 142, 130, 169, 153, 26, 242, 138, 217, 9, 128, 204, 58, 209, 172, 40, 176, 141, - 128, 155, 144, 203, 139, 0, 235, 9, 177, 172, 0, 185, 168, 138, 25, 240, 59, 211, 139, 19, 176, 90, 160, 17, 26, 132, 41, 1, 5, 25, 3, 50, 144, 115, 147, 42, 39, 152, 41, 3, 56, 193, 105, 130, 155, 66, 200, 26, 19, 218, 154, 49, 201, 171, 138, 176, 251, 139, 185, 172, 136, 189, 139, 145, 207, 41, 160, 171, 152, 186, 139, - 186, 141, 128, 218, 171, 51, 217, 170, 56, 163, 12, 4, 155, 81, 147, 42, 37, 152, 32, 54, 136, 49, 50, 48, 37, 32, 69, 0, 17, 50, 50, 83, 2, 16, 68, 20, 8, 66, 4, 154, 84, 145, 24, 33, 24, 32, 17, 18, 145, 32, 22, 168, 49, 163, 1, 33, 50, 184, 115, 129, 25, 66, 1, 24, 67, 2, 80, 35, 40, 53, 2, 65, 51, 19, 67, 37, 0, 52, 35, 49, 37, - 34, 49, 37, 17, 52, 17, 35, 35, 35, 34, 32, 49, 33, 152, 34, 145, 24, 24, 128, 138, 128, 184, 9, 177, 171, 168, 185, 155, 152, 172, 155, 186, 172, 185, 172, 155, 186, 173, 153, 202, 187, 185, 202, 170, 171, 202, 186, 169, 170, 170, 171, 139, 154, 171, 153, 154, 169, 10, 168, 154, 128, 168, 154, 0, 153, 152, 136, 137, - 128, 153, 0, 152, 8, 128, 137, 0, 136, 136, 8, 9, 8, 9, 8, 24, 153, 128, 136, 153, 144, 0, 161, 138, 1, 169, 136, 128, 160, 168, 152, 153, 138, 137, 154, 153, 153, 154, 153, 170, 168, 170, 185, 168, 169, 154, 169, 171, 153, 169, 170, 153, 152, 154, 153, 137, 169, 137, 136, 144, 152, 144, 128, 128, 144, 129, 129, 0, 33, - 0, 17, 17, 17, 33, 33, 18, 18, 34, 34, 34, 34, 34, 34, 35, 19, 35, 19, 35, 35, 18, 19, 18, 35, 18, 33, 0, 8, 8, 8, 8, 8, 8, 8, 160, 205, 65, 176, 171, 203, 16, 240, 95, 242, 120, 145, 156, 66, 177, 26, 19, 153, 9, 35, 35, 239, 56, 132, 138, 154, 50, 145, 203, 25, 32, 20, 237, 24, 130, 138, 160, 27, 39, 173, 50, 203, 64, 145, 139, - 18, 168, 48, 146, 171, 65, 18, 176, 12, 52, 128, 25, 5, 57, 240, 104, 161, 25, 129, 18, 188, 114, 160, 26, 36, 200, 154, 18, 1, 128, 186, 73, 162, 173, 32, 184, 25, 144, 137, 234, 8, 154, 32, 160, 158, 18, 187, 81, 2, 235, 41, 36, 144, 154, 17, 67, 128, 33, 160, 114, 146, 26, 37, 33, 232, 41, 130, 41, 178, 29, 50, 251, 24, - 1, 153, 138, 160, 76, 179, 155, 11, 0, 38, 252, 41, 146, 41, 178, 27, 193, 43, 39, 170, 136, 17, 129, 8, 49, 233, 48, 129, 11, 6, 26, 130, 136, 128, 64, 1, 248, 105, 145, 9, 16, 144, 140, 5, 25, 168, 16, 186, 48, 5, 171, 217, 57, 134, 171, 8, 34, 188, 20, 203, 41, 6, 155, 161, 89, 164, 140, 2, 136, 51, 202, 41, 131, 56, 144, - 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22, 20, 19, 19, 32, 16, 2, 66, 52, 68, 4, 3, 1, 203, 235, 188, 189, 186, 171, 153, 137, 153, 170, 219, 170, 140, 9, 17, 53, 115, 50, 52, 67, 51, 51, 51, 17, 130, 0, 145, 154, 169, 188, 236, 187, 190, 203, 187, 172, 171, 138, 136, 17, 33, 18, 2, 34, 98, 98, 50, 50, 52, 66, 34, 35, 2, 19, 24, 169, 203, 203, 188, 219, 169, 154, - 9, 137, 171, 204, 188, 203, 184, 136, 34, 83, 50, 33, 153, 184, 170, 170, 152, 40, 57, 19, 36, 50, 50, 18, 35, 17, 2, 49, 49, 66, 66, 66, 34, 17, 168, 233, 202, 202, 170, 171, 170, 186, 219, 203, 188, 188, 154, 138, 25, 33, 68, 52, 68, 67, 67, 36, 51, 36, 18, 17, 17, 136, 8, 170, 176, 202, 188, 206, 202, 171, 172, 186, 169, - 153, 8, 25, 144, 128, 1, 34, 68, 52, 68, 51, 52, 34, 49, 18, 34, 2, 144, 136, 155, 140, 187, 186, 186, 154, 154, 185, 185, 153, 9, 9, 0, 24, 0, 128, 144, 168, 169, 170, 154, 154, 153, 9, 8, 16, 8, 0, 144, 19, 35, 68, 51, 52, 67, 51, 66, 34, 50, 33, 1, 144, 185, 186, 172, 204, 187, 188, 173, 172, 186, 172, 186, 154, 138, 41, - 33, 52, 53, 83, 50, 51, 52, 52, 37, 34, 34, 18, 16, 144, 152, 154, 187, 219, 203, 188, 173, 186, 186, 186, 170, 154, 153, 138, 144, 16, 17, 67, 82, 50, 51, 21, 34, 19, 33, 2, 18, 33, 1, 8, 153, 169, 153, 153, 136, 128, 0, 136, 154, 153, 153, 8, 8, 1, 16, 0, 169, 170, 187, 171, 171, 154, 153, 153, 152, 153, 153, 0, 16, 51, 83, - 66, 50, 67, 50, 51, 67, 51, 52, 35, 18, 136, 186, 219, 187, 189, 186, 171, 187, 173, 187, 188, 187, 203, 138, 9, 16, 33, 50, 52, 53, 67, 67, 147, 8, 128, 128, 128, 128, 128, 128, 128, 128, 0, 240, 255, 55, 232, 23, 220, 0, 148, 1, 9, 18, 148, 10, 189, 32, 163, 62, 160, 5, 137, 12, 149, 42, 153, 144, 34, 42, 8, 1, 138, 181, - 45, 136, 18, 144, 105, 138, 1, 160, 14, 128, 132, 145, 186, 37, 138, 41, 192, 48, 145, 46, 160, 33, 44, 24, 225, 16, 13, 132, 136, 137, 16, 148, 25, 170, 194, 82, 152, 136, 91, 24, 42, 169, 33, 233, 131, 179, 24, 185, 149, 16, 57, 172, 164, 18, 10, 211, 160, 147, 211, 33, 138, 243, 129, 16, 41, 193, 0, 43, 132, 155, 73, - 58, 145, 244, 145, 43, 35, 9, 171, 16, 110, 25, 8, 28, 74, 162, 128, 26, 27, 82, 45, 136, 153, 18, 8, 136, 8 -}; -#endif // DISABLE_PC98_RHYTHM_CHANNEL - -TownsPC98_FmSynth::ChanInternal::ChanInternal() { - memset(this, 0, sizeof(ChanInternal)); -} - -TownsPC98_FmSynth::ChanInternal::~ChanInternal() { - for (uint i = 0; i < ARRAYSIZE(opr); ++i) - delete opr[i]; -} diff --git a/sound/softsynth/fmtowns_pc98/towns_pc98_fmsynth.h b/sound/softsynth/fmtowns_pc98/towns_pc98_fmsynth.h deleted file mode 100644 index ddd249b1b8..0000000000 --- a/sound/softsynth/fmtowns_pc98/towns_pc98_fmsynth.h +++ /dev/null @@ -1,196 +0,0 @@ -/* ScummVM - Graphic Adventure Engine - * - * ScummVM is the legal property of its developers, whose names - * are too numerous to list here. Please refer to the COPYRIGHT - * file distributed with this source distribution. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version 2 - * of the License, or (at your option) any later version. - - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. - * - * $URL$ - * $Id$ - * - */ - -#ifndef TOWNS_PC98_FMSYNTH_H -#define TOWNS_PC98_FMSYNTH_H - -#include "sound/audiostream.h" -#include "sound/mixer.h" -#include "common/list.h" - -#ifdef __DS__ -/* This disables the rhythm channel when emulating the PC-98 type 86 sound card. - * The only purpose is code size reduction for certain backends. - * At the moment the only games which make use of the rhythm channel are the - * (very rare) PC-98 versions of Legend of Kyrandia 2 and Lands of Lore. Music will - * still be okay, just missing a couple of rhythm instruments. - */ -#define DISABLE_PC98_RHYTHM_CHANNEL -#endif - -class TownsPC98_FmSynthOperator; -class TownsPC98_FmSynthSquareSineSource; -#ifndef DISABLE_PC98_RHYTHM_CHANNEL -class TownsPC98_FmSynthPercussionSource; -#endif - -enum EnvelopeState { - kEnvReady, - kEnvAttacking, - kEnvDecaying, - kEnvSustaining, - kEnvReleasing -}; - -class TownsPC98_FmSynth : public Audio::AudioStream { -public: - enum EmuType { - kTypeTowns, - kType26, - kType86 - }; - - TownsPC98_FmSynth(Audio::Mixer *mixer, EmuType type); - virtual ~TownsPC98_FmSynth(); - - virtual bool init(); - virtual void reset(); - - void writeReg(uint8 part, uint8 regAddress, uint8 value); - - // AudioStream interface - int readBuffer(int16 *buffer, const int numSamples); - bool isStereo() const { - return true; - } - bool endOfData() const { - return false; - } - int getRate() const { - return _mixer->getOutputRate(); - } - -protected: - void deinit(); - - // Implement this in your inherited class if your driver generates - // additional output that has to be inserted into the buffer. - virtual void nextTickEx(int32 *buffer, uint32 bufferSize) {} - - void toggleRegProtection(bool prot) { - _regProtectionFlag = prot; - } - uint8 readSSGStatus(); - - virtual void timerCallbackA() = 0; - virtual void timerCallbackB() = 0; - - // The audio driver can store and apply two different audio settings - // (usually for music and sound effects). The channel mask will determine - // which channels get effected by the setting. The first bits will be - // the normal fm channels, the next bits the ssg channels and the final - // bit the rhythm channel. - void setVolumeIntern(int volA, int volB); - void setVolumeChannelMasks(int channelMaskA, int channelMaskB); - - const int _numChan; - const int _numSSG; - const bool _hasPercussion; - - Common::Mutex _mutex; -private: - void generateTables(); - void nextTick(int32 *buffer, uint32 bufferSize); - void generateOutput(int32 &leftSample, int32 &rightSample, int32 *del, int32 *feed); - - struct ChanInternal { - ChanInternal(); - ~ChanInternal(); - - void ampModSensitivity(uint32 value) { - ampModSvty = (1 << (3 - value)) - (((value >> 1) & 1) | (value & 1)); - } - void frqModSensitivity(uint32 value) { - frqModSvty = value << 5; - } - - uint16 frqTemp; - bool enableLeft; - bool enableRight; - bool updateEnvelopeParameters; - int32 feedbuf[3]; - uint8 algorithm; - - uint32 ampModSvty; - uint32 frqModSvty; - - TownsPC98_FmSynthOperator *opr[4]; - }; - - TownsPC98_FmSynthSquareSineSource *_ssg; -#ifndef DISABLE_PC98_RHYTHM_CHANNEL - TownsPC98_FmSynthPercussionSource *_prc; -#endif - ChanInternal *_chanInternal; - - uint8 *_oprRates; - uint8 *_oprRateshift; - uint8 *_oprAttackDecay; - uint32 *_oprFrq; - uint32 *_oprSinTbl; - int32 *_oprLevelOut; - int32 *_oprDetune; - - bool _regProtectionFlag; - - typedef void (TownsPC98_FmSynth::*ChipTimerProc)(); - void idleTimerCallback() {} - - struct ChipTimer { - bool enabled; - uint16 value; - - int32 smpTillCb; - uint32 smpTillCbRem; - int32 smpPerCb; - uint32 smpPerCbRem; - - ChipTimerProc cb; - }; - - ChipTimer _timers[2]; - - int _volMaskA, _volMaskB; - uint16 _volumeA, _volumeB; - - const float _baserate; - uint32 _timerbase; - uint32 _rtt; - - Audio::Mixer *_mixer; - Audio::SoundHandle _soundHandle; - -#ifndef DISABLE_PC98_RHYTHM_CHANNEL - static const uint8 _percussionData[]; -#endif - static const uint32 _adtStat[]; - static const uint8 _detSrc[]; - static const int _ssgTables[]; - - bool _ready; -}; - -#endif - diff --git a/sound/softsynth/mt32.cpp b/sound/softsynth/mt32.cpp deleted file mode 100644 index 09e7e48151..0000000000 --- a/sound/softsynth/mt32.cpp +++ /dev/null @@ -1,573 +0,0 @@ -/* ScummVM - Graphic Adventure Engine - * - * ScummVM is the legal property of its developers, whose names - * are too numerous to list here. Please refer to the COPYRIGHT - * file distributed with this source distribution. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version 2 - * of the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. - * - * $URL$ - * $Id$ - */ - -#include "common/scummsys.h" - -#ifdef USE_MT32EMU - -#include "sound/softsynth/mt32/mt32emu.h" - -#include "sound/softsynth/emumidi.h" -#include "sound/musicplugin.h" -#include "sound/mpu401.h" - -#include "common/config-manager.h" -#include "common/debug.h" -#include "common/events.h" -#include "common/file.h" -#include "common/system.h" -#include "common/util.h" -#include "common/archive.h" -#include "common/translation.h" - -#include "graphics/fontman.h" -#include "graphics/surface.h" - -class MidiChannel_MT32 : public MidiChannel_MPU401 { - void effectLevel(byte value) { } - void chorusLevel(byte value) { } -}; - -class MidiDriver_MT32 : public MidiDriver_Emulated { -private: - Audio::SoundHandle _handle; - MidiChannel_MT32 _midiChannels[16]; - uint16 _channelMask; - MT32Emu::Synth *_synth; - - int _outputRate; - -protected: - void generateSamples(int16 *buf, int len); - -public: - bool _initialising; - - MidiDriver_MT32(Audio::Mixer *mixer); - virtual ~MidiDriver_MT32(); - - int open(); - void close(); - void send(uint32 b); - void setPitchBendRange (byte channel, uint range); - void sysEx(const byte *msg, uint16 length); - - uint32 property(int prop, uint32 param); - MidiChannel *allocateChannel(); - MidiChannel *getPercussionChannel(); - - // AudioStream API - bool isStereo() const { return true; } - int getRate() const { return _outputRate; } -}; - -class MT32File : public MT32Emu::File { - Common::File _in; - Common::DumpFile _out; -public: - bool open(const char *filename, OpenMode mode) { - if (mode == OpenMode_read) - return _in.open(filename); - else - return _out.open(filename); - } - void close() { - _in.close(); - _out.close(); - } - size_t read(void *in, size_t size) { - return _in.read(in, size); - } - bool readBit8u(MT32Emu::Bit8u *in) { - byte b = _in.readByte(); - if (_in.eos()) - return false; - *in = b; - return true; - } - size_t write(const void *in, size_t size) { - return _out.write(in, size); - } - bool writeBit8u(MT32Emu::Bit8u out) { - _out.writeByte(out); - return !_out.err(); - } - bool isEOF() { - return _in.isOpen() && _in.eos(); - } -}; - -static int eatSystemEvents() { - Common::Event event; - Common::EventManager *eventMan = g_system->getEventManager(); - while (eventMan->pollEvent(event)) { - switch (event.type) { - case Common::EVENT_QUIT: - return 1; - default: - break; - } - } - return 0; -} - -static void drawProgress(float progress) { - const Graphics::Font &font(*FontMan.getFontByUsage(Graphics::FontManager::kOSDFont)); - Graphics::Surface *screen = g_system->lockScreen(); - - assert(screen); - assert(screen->pixels); - - Graphics::PixelFormat screenFormat = g_system->getScreenFormat(); - - int16 w = g_system->getWidth() / 7 * 5; - int16 h = font.getFontHeight(); - int16 x = g_system->getWidth() / 7; - int16 y = g_system->getHeight() / 2 - h / 2; - - Common::Rect r(x, y, x + w, y + h); - - uint32 col; - - if (screenFormat.bytesPerPixel > 1) - col = screenFormat.RGBToColor(0, 171, 0); - else - col = 1; - - screen->frameRect(r, col); - - r.grow(-1); - r.setWidth(uint16(progress * w)); - - if (screenFormat.bytesPerPixel > 1) - col = screenFormat.RGBToColor(171, 0, 0); - else - col = 2; - - screen->fillRect(r, col); - - g_system->unlockScreen(); - g_system->updateScreen(); -} - -static void drawMessage(int offset, const Common::String &text) { - const Graphics::Font &font(*FontMan.getFontByUsage(Graphics::FontManager::kOSDFont)); - Graphics::Surface *screen = g_system->lockScreen(); - - assert(screen); - assert(screen->pixels); - - Graphics::PixelFormat screenFormat = g_system->getScreenFormat(); - - uint16 h = font.getFontHeight(); - uint16 y = g_system->getHeight() / 2 - h / 2 + offset * (h + 1); - - uint32 col; - - if (screenFormat.bytesPerPixel > 1) - col = screenFormat.RGBToColor(0, 0, 0); - else - col = 0; - - Common::Rect r(0, y, screen->w, y + h); - screen->fillRect(r, col); - - if (screenFormat.bytesPerPixel > 1) - col = screenFormat.RGBToColor(0, 171, 0); - else - col = 1; - - font.drawString(screen, text, 0, y, screen->w, col, Graphics::kTextAlignCenter); - - g_system->unlockScreen(); - g_system->updateScreen(); -} - -static MT32Emu::File *MT32_OpenFile(void *userData, const char *filename, MT32Emu::File::OpenMode mode) { - MT32File *file = new MT32File(); - if (!file->open(filename, mode)) { - delete file; - return NULL; - } - return file; -} - -static void MT32_PrintDebug(void *userData, const char *fmt, va_list list) { - if (((MidiDriver_MT32 *)userData)->_initialising) { - char buf[512]; - - vsnprintf(buf, 512, fmt, list); - buf[70] = 0; // Truncate to a reasonable length - - drawMessage(1, buf); - } - - //vdebug(0, fmt, list); // FIXME: Use a higher debug level -} - -static int MT32_Report(void *userData, MT32Emu::ReportType type, const void *reportData) { - switch (type) { - case MT32Emu::ReportType_lcdMessage: - g_system->displayMessageOnOSD((const char *)reportData); - break; - case MT32Emu::ReportType_errorControlROM: - error("Failed to load MT32_CONTROL.ROM"); - break; - case MT32Emu::ReportType_errorPCMROM: - error("Failed to load MT32_PCM.ROM"); - break; - case MT32Emu::ReportType_progressInit: - if (((MidiDriver_MT32 *)userData)->_initialising) { - drawProgress(*((const float *)reportData)); - return eatSystemEvents(); - } - break; - case MT32Emu::ReportType_availableSSE: - debug(1, "MT32emu: SSE is available"); - break; - case MT32Emu::ReportType_usingSSE: - debug(1, "MT32emu: using SSE"); - break; - case MT32Emu::ReportType_available3DNow: - debug(1, "MT32emu: 3DNow! is available"); - break; - case MT32Emu::ReportType_using3DNow: - debug(1, "MT32emu: using 3DNow!"); - break; - default: - break; - } - return 0; -} - -//////////////////////////////////////// -// -// MidiDriver_MT32 -// -//////////////////////////////////////// - -MidiDriver_MT32::MidiDriver_MT32(Audio::Mixer *mixer) : MidiDriver_Emulated(mixer) { - _channelMask = 0xFFFF; // Permit all 16 channels by default - uint i; - for (i = 0; i < ARRAYSIZE(_midiChannels); ++i) { - _midiChannels[i].init(this, i); - } - _synth = NULL; - // A higher baseFreq reduces the length used in generateSamples(), - // and means that the timer callback will be called more often. - // That results in more accurate timing. - _baseFreq = 10000; - // Unfortunately bugs in the emulator cause inaccurate tuning - // at rates other than 32KHz, thus we produce data at 32KHz and - // rely on Mixer to convert. - _outputRate = 32000; //_mixer->getOutputRate(); - _initialising = false; -} - -MidiDriver_MT32::~MidiDriver_MT32() { - delete _synth; -} - -int MidiDriver_MT32::open() { - MT32Emu::SynthProperties prop; - - if (_isOpen) - return MERR_ALREADY_OPEN; - - MidiDriver_Emulated::open(); - - memset(&prop, 0, sizeof(prop)); - prop.sampleRate = getRate(); - prop.useReverb = true; - prop.useDefaultReverb = false; - prop.reverbType = 0; - prop.reverbTime = 5; - prop.reverbLevel = 3; - prop.userData = this; - prop.printDebug = MT32_PrintDebug; - prop.report = MT32_Report; - prop.openFile = MT32_OpenFile; - - _synth = new MT32Emu::Synth(); - - Graphics::PixelFormat screenFormat = g_system->getScreenFormat(); - - if (screenFormat.bytesPerPixel == 1) { - const byte dummy_palette[] = { - 0, 0, 0, 0, // background - 0, 171, 0, 0, // border, font - 171, 0, 0, 0 // fill - }; - - g_system->getPaletteManager()->setPalette(dummy_palette, 0, 3); - } - - _initialising = true; - drawMessage(-1, _s("Initialising MT-32 Emulator")); - if (!_synth->open(prop)) - return MERR_DEVICE_NOT_AVAILABLE; - _initialising = false; - - if (screenFormat.bytesPerPixel > 1) - g_system->fillScreen(screenFormat.RGBToColor(0, 0, 0)); - else - g_system->fillScreen(0); - - g_system->updateScreen(); - - _mixer->playStream(Audio::Mixer::kSFXSoundType, &_handle, this, -1, Audio::Mixer::kMaxChannelVolume, 0, DisposeAfterUse::NO, true); - - return 0; -} - -void MidiDriver_MT32::send(uint32 b) { - _synth->playMsg(b); -} - -void MidiDriver_MT32::setPitchBendRange(byte channel, uint range) { - if (range > 24) { - printf("setPitchBendRange() called with range > 24: %d", range); - } - byte benderRangeSysex[9]; - benderRangeSysex[0] = 0x41; // Roland - benderRangeSysex[1] = channel; - benderRangeSysex[2] = 0x16; // MT-32 - benderRangeSysex[3] = 0x12; // Write - benderRangeSysex[4] = 0x00; - benderRangeSysex[5] = 0x00; - benderRangeSysex[6] = 0x04; - benderRangeSysex[7] = (byte)range; - benderRangeSysex[8] = MT32Emu::Synth::calcSysexChecksum(&benderRangeSysex[4], 4, 0); - sysEx(benderRangeSysex, 9); -} - -void MidiDriver_MT32::sysEx(const byte *msg, uint16 length) { - if (msg[0] == 0xf0) { - _synth->playSysex(msg, length); - } else { - _synth->playSysexWithoutFraming(msg, length); - } -} - -void MidiDriver_MT32::close() { - if (!_isOpen) - return; - _isOpen = false; - - // Detach the player callback handler - setTimerCallback(NULL, NULL); - // Detach the mixer callback handler - _mixer->stopHandle(_handle); - - _synth->close(); - delete _synth; - _synth = NULL; -} - -void MidiDriver_MT32::generateSamples(int16 *data, int len) { - _synth->render(data, len); -} - -uint32 MidiDriver_MT32::property(int prop, uint32 param) { - switch (prop) { - case PROP_CHANNEL_MASK: - _channelMask = param & 0xFFFF; - return 1; - } - - return 0; -} - -MidiChannel *MidiDriver_MT32::allocateChannel() { - MidiChannel_MT32 *chan; - uint i; - - for (i = 0; i < ARRAYSIZE(_midiChannels); ++i) { - if (i == 9 || !(_channelMask & (1 << i))) - continue; - chan = &_midiChannels[i]; - if (chan->allocate()) { - return chan; - } - } - return NULL; -} - -MidiChannel *MidiDriver_MT32::getPercussionChannel() { - return &_midiChannels[9]; -} - -// This code should be used when calling the timer callback from the mixer thread is undesirable. -// Note that it results in less accurate timing. -#if 0 -class MidiEvent_MT32 { -public: - MidiEvent_MT32 *_next; - uint32 _msg; // 0xFFFFFFFF indicates a sysex message - byte *_data; - uint32 _len; - - MidiEvent_MT32(uint32 msg, byte *data, uint32 len) { - _msg = msg; - if (len > 0) { - _data = new byte[len]; - memcpy(_data, data, len); - } - _len = len; - _next = NULL; - } - - MidiEvent_MT32() { - if (_len > 0) - delete _data; - } -}; - -class MidiDriver_ThreadedMT32 : public MidiDriver_MT32 { -private: - OSystem::Mutex _eventMutex; - MidiEvent_MT32 *_events; - TimerManager::TimerProc _timer_proc; - - void pushMidiEvent(MidiEvent_MT32 *event); - MidiEvent_MT32 *popMidiEvent(); - -protected: - void send(uint32 b); - void sysEx(const byte *msg, uint16 length); - -public: - MidiDriver_ThreadedMT32(Audio::Mixer *mixer); - - void onTimer(); - void close(); - void setTimerCallback(void *timer_param, TimerManager::TimerProc timer_proc); -}; - - -MidiDriver_ThreadedMT32::MidiDriver_ThreadedMT32(Audio::Mixer *mixer) : MidiDriver_MT32(mixer) { - _events = NULL; - _timer_proc = NULL; -} - -void MidiDriver_ThreadedMT32::close() { - MidiDriver_MT32::close(); - while ((popMidiEvent() != NULL)) { - // Just eat any leftover events - } -} - -void MidiDriver_ThreadedMT32::setTimerCallback(void *timer_param, TimerManager::TimerProc timer_proc) { - if (!_timer_proc || !timer_proc) { - if (_timer_proc) - _vm->_timer->removeTimerProc(_timer_proc); - _timer_proc = timer_proc; - if (timer_proc) - _vm->_timer->installTimerProc(timer_proc, getBaseTempo(), timer_param); - } -} - -void MidiDriver_ThreadedMT32::pushMidiEvent(MidiEvent_MT32 *event) { - Common::StackLock lock(_eventMutex); - if (_events == NULL) { - _events = event; - } else { - MidiEvent_MT32 *last = _events; - while (last->_next != NULL) - last = last->_next; - last->_next = event; - } -} - -MidiEvent_MT32 *MidiDriver_ThreadedMT32::popMidiEvent() { - Common::StackLock lock(_eventMutex); - MidiEvent_MT32 *event; - event = _events; - if (event != NULL) - _events = event->_next; - return event; -} - -void MidiDriver_ThreadedMT32::send(uint32 b) { - MidiEvent_MT32 *event = new MidiEvent_MT32(b, NULL, 0); - pushMidiEvent(event); -} - -void MidiDriver_ThreadedMT32::sysEx(const byte *msg, uint16 length) { - MidiEvent_MT32 *event = new MidiEvent_MT32(0xFFFFFFFF, msg, length); - pushMidiEvent(event); -} - -void MidiDriver_ThreadedMT32::onTimer() { - MidiEvent_MT32 *event; - while ((event = popMidiEvent()) != NULL) { - if (event->_msg == 0xFFFFFFFF) { - MidiDriver_MT32::sysEx(event->_data, event->_len); - } else { - MidiDriver_MT32::send(event->_msg); - } - delete event; - } -} -#endif - - -// Plugin interface - -class MT32EmuMusicPlugin : public MusicPluginObject { -public: - const char *getName() const { - return _s("MT-32 Emulator"); - } - - const char *getId() const { - return "mt32"; - } - - MusicDevices getDevices() const; - Common::Error createInstance(MidiDriver **mididriver, MidiDriver::DeviceHandle = 0) const; -}; - -MusicDevices MT32EmuMusicPlugin::getDevices() const { - MusicDevices devices; - devices.push_back(MusicDevice(this, "", MT_MT32)); - return devices; -} - -Common::Error MT32EmuMusicPlugin::createInstance(MidiDriver **mididriver, MidiDriver::DeviceHandle) const { - if (ConfMan.hasKey("extrapath")) - SearchMan.addDirectory("extrapath", ConfMan.get("extrapath")); - - *mididriver = new MidiDriver_MT32(g_system->getMixer()); - - return Common::kNoError; -} - -//#if PLUGIN_ENABLED_DYNAMIC(MT32) - //REGISTER_PLUGIN_DYNAMIC(MT32, PLUGIN_TYPE_MUSIC, MT32EmuMusicPlugin); -//#else - REGISTER_PLUGIN_STATIC(MT32, PLUGIN_TYPE_MUSIC, MT32EmuMusicPlugin); -//#endif - -#endif diff --git a/sound/softsynth/mt32/freeverb.cpp b/sound/softsynth/mt32/freeverb.cpp deleted file mode 100644 index 4ee6e20117..0000000000 --- a/sound/softsynth/mt32/freeverb.cpp +++ /dev/null @@ -1,310 +0,0 @@ -/* ScummVM - Graphic Adventure Engine - * - * ScummVM is the legal property of its developers, whose names - * are too numerous to list here. Please refer to the COPYRIGHT - * file distributed with this source distribution. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version 2 - * of the License, or (at your option) any later version. - - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. - * - * $URL$ - * $Id$ - * - */ - -// Comb filter implementation -// -// Written by -// http://www.dreampoint.co.uk -// This code is public domain - -#include "sound/softsynth/mt32/freeverb.h" - -comb::comb() { - filterstore = 0; - bufidx = 0; -} - -void comb::setbuffer(float *buf, int size) { - buffer = buf; - bufsize = size; -} - -void comb::mute() { - for (int i = 0; i < bufsize; i++) - buffer[i] = 0; -} - -void comb::setdamp(float val) { - damp1 = val; - damp2 = 1 - val; -} - -float comb::getdamp() { - return damp1; -} - -void comb::setfeedback(float val) { - feedback = val; -} - -float comb::getfeedback() { - return feedback; -} - -// Allpass filter implementation - -allpass::allpass() { - bufidx = 0; -} - -void allpass::setbuffer(float *buf, int size) { - buffer = buf; - bufsize = size; -} - -void allpass::mute() { - for (int i = 0; i < bufsize; i++) - buffer[i] = 0; -} - -void allpass::setfeedback(float val) { - feedback = val; -} - -float allpass::getfeedback() { - return feedback; -} - -// Reverb model implementation - -revmodel::revmodel() { - // Tie the components to their buffers - combL[0].setbuffer(bufcombL1,combtuningL1); - combR[0].setbuffer(bufcombR1,combtuningR1); - combL[1].setbuffer(bufcombL2,combtuningL2); - combR[1].setbuffer(bufcombR2,combtuningR2); - combL[2].setbuffer(bufcombL3,combtuningL3); - combR[2].setbuffer(bufcombR3,combtuningR3); - combL[3].setbuffer(bufcombL4,combtuningL4); - combR[3].setbuffer(bufcombR4,combtuningR4); - combL[4].setbuffer(bufcombL5,combtuningL5); - combR[4].setbuffer(bufcombR5,combtuningR5); - combL[5].setbuffer(bufcombL6,combtuningL6); - combR[5].setbuffer(bufcombR6,combtuningR6); - combL[6].setbuffer(bufcombL7,combtuningL7); - combR[6].setbuffer(bufcombR7,combtuningR7); - combL[7].setbuffer(bufcombL8,combtuningL8); - combR[7].setbuffer(bufcombR8,combtuningR8); - allpassL[0].setbuffer(bufallpassL1,allpasstuningL1); - allpassR[0].setbuffer(bufallpassR1,allpasstuningR1); - allpassL[1].setbuffer(bufallpassL2,allpasstuningL2); - allpassR[1].setbuffer(bufallpassR2,allpasstuningR2); - allpassL[2].setbuffer(bufallpassL3,allpasstuningL3); - allpassR[2].setbuffer(bufallpassR3,allpasstuningR3); - allpassL[3].setbuffer(bufallpassL4,allpasstuningL4); - allpassR[3].setbuffer(bufallpassR4,allpasstuningR4); - - // Set default values - allpassL[0].setfeedback(0.5f); - allpassR[0].setfeedback(0.5f); - allpassL[1].setfeedback(0.5f); - allpassR[1].setfeedback(0.5f); - allpassL[2].setfeedback(0.5f); - allpassR[2].setfeedback(0.5f); - allpassL[3].setfeedback(0.5f); - allpassR[3].setfeedback(0.5f); - setmode(initialmode); - setwet(initialwet); - setroomsize(initialroom); - setdry(initialdry); - setdamp(initialdamp); - setwidth(initialwidth); - - // Buffer will be full of rubbish - so we MUST mute them - mute(); -} - -void revmodel::mute() { - int i; - - if (getmode() >= freezemode) - return; - - for (i = 0; i < numcombs; i++) { - combL[i].mute(); - combR[i].mute(); - } - - for (i = 0; i < numallpasses; i++) { - allpassL[i].mute(); - allpassR[i].mute(); - } -} - -void revmodel::processreplace(float *inputL, float *inputR, float *outputL, float *outputR, long numsamples, int skip) { - float outL, outR, input; - - while (numsamples-- > 0) { - int i; - - outL = outR = 0; - input = (*inputL + *inputR) * gain; - - // Accumulate comb filters in parallel - for (i = 0; i < numcombs; i++) { - outL += combL[i].process(input); - outR += combR[i].process(input); - } - - // Feed through allpasses in series - for (i = 0; i < numallpasses; i++) { - outL = allpassL[i].process(outL); - outR = allpassR[i].process(outR); - } - - // Calculate output REPLACING anything already there - *outputL = outL * wet1 + outR * wet2 + *inputL * dry; - *outputR = outR * wet1 + outL * wet2 + *inputR * dry; - - // Increment sample pointers, allowing for interleave (if any) - inputL += skip; - inputR += skip; - outputL += skip; - outputR += skip; - } -} - -void revmodel::processmix(float *inputL, float *inputR, float *outputL, float *outputR, long numsamples, int skip) { - float outL, outR, input; - - while (numsamples-- > 0) { - int i; - - outL = outR = 0; - input = (*inputL + *inputR) * gain; - - // Accumulate comb filters in parallel - for (i = 0; i < numcombs; i++) { - outL += combL[i].process(input); - outR += combR[i].process(input); - } - - // Feed through allpasses in series - for (i = 0; i < numallpasses; i++) { - outL = allpassL[i].process(outL); - outR = allpassR[i].process(outR); - } - - // Calculate output MIXING with anything already there - *outputL += outL * wet1 + outR * wet2 + *inputL * dry; - *outputR += outR * wet1 + outL * wet2 + *inputR * dry; - - // Increment sample pointers, allowing for interleave (if any) - inputL += skip; - inputR += skip; - outputL += skip; - outputR += skip; - } -} - -void revmodel::update() { - // Recalculate internal values after parameter change - - int i; - - wet1 = wet * (width / 2 + 0.5f); - wet2 = wet * ((1 - width) / 2); - - if (mode >= freezemode) { - roomsize1 = 1; - damp1 = 0; - gain = muted; - } else { - roomsize1 = roomsize; - damp1 = damp; - gain = fixedgain; - } - - for (i = 0; i < numcombs; i++) { - combL[i].setfeedback(roomsize1); - combR[i].setfeedback(roomsize1); - } - - for (i = 0; i < numcombs; i++) { - combL[i].setdamp(damp1); - combR[i].setdamp(damp1); - } -} - -// The following get/set functions are not inlined, because -// speed is never an issue when calling them, and also -// because as you develop the reverb model, you may -// wish to take dynamic action when they are called. - -void revmodel::setroomsize(float value) { - roomsize = (value * scaleroom) + offsetroom; - update(); -} - -float revmodel::getroomsize() { - return (roomsize - offsetroom) / scaleroom; -} - -void revmodel::setdamp(float value) { - damp = value * scaledamp; - update(); -} - -float revmodel::getdamp() { - return damp / scaledamp; -} - -void revmodel::setwet(float value) { - wet = value * scalewet; - update(); -} - -float revmodel::getwet() { - return wet / scalewet; -} - -void revmodel::setdry(float value) { - dry = value * scaledry; -} - -float revmodel::getdry() { - return dry / scaledry; -} - -void revmodel::setwidth(float value) { - width = value; - update(); -} - -float revmodel::getwidth() { - return width; -} - -void revmodel::setmode(float value) { - mode = value; - update(); -} - -float revmodel::getmode() { - if (mode >= freezemode) - return 1; - else - return 0; -} diff --git a/sound/softsynth/mt32/freeverb.h b/sound/softsynth/mt32/freeverb.h deleted file mode 100644 index 8310aca3e3..0000000000 --- a/sound/softsynth/mt32/freeverb.h +++ /dev/null @@ -1,244 +0,0 @@ -/* ScummVM - Graphic Adventure Engine - * - * ScummVM is the legal property of its developers, whose names - * are too numerous to list here. Please refer to the COPYRIGHT - * file distributed with this source distribution. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version 2 - * of the License, or (at your option) any later version. - - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. - * - * $URL$ - * $Id$ - * - */ - -// Macro for killing denormalled numbers -// -// Written by Jezar at Dreampoint, June 2000 -// http://www.dreampoint.co.uk -// Based on IS_DENORMAL macro by Jon Watte -// This code is public domain - -#ifndef FREEVERB_H -#define FREEVERB_H - -// FIXME: Fix this really ugly hack -inline float undenormalise(void *sample) { - if (((*(unsigned int*)sample) & 0x7f800000) == 0) - return 0.0f; - return *(float*)sample; -} - -// Comb filter class declaration - -class comb { -public: - comb(); - void setbuffer(float *buf, int size); - inline float process(float inp); - void mute(); - void setdamp(float val); - float getdamp(); - void setfeedback(float val); - float getfeedback(); -private: - float feedback; - float filterstore; - float damp1; - float damp2; - float *buffer; - int bufsize; - int bufidx; -}; - - -// Big to inline - but crucial for speed - -inline float comb::process(float input) { - float output; - - output = buffer[bufidx]; - undenormalise(&output); - - filterstore = (output * damp2) + (filterstore * damp1); - undenormalise(&filterstore); - - buffer[bufidx] = input + (filterstore * feedback); - - if (++bufidx >= bufsize) - bufidx = 0; - - return output; -} - -// Allpass filter declaration - -class allpass { -public: - allpass(); - void setbuffer(float *buf, int size); - inline float process(float inp); - void mute(); - void setfeedback(float val); - float getfeedback(); -private: - float feedback; - float *buffer; - int bufsize; - int bufidx; -}; - - -// Big to inline - but crucial for speed - -inline float allpass::process(float input) { - float output; - float bufout; - - bufout = buffer[bufidx]; - undenormalise(&bufout); - - output = -input + bufout; - buffer[bufidx] = input + (bufout * feedback); - - if (++bufidx >= bufsize) - bufidx = 0; - - return output; -} - - -// Reverb model tuning values - -const int numcombs = 8; -const int numallpasses = 4; -const float muted = 0; -const float fixedgain = 0.015f; -const float scalewet = 3; -const float scaledry = 2; -const float scaledamp = 0.4f; -const float scaleroom = 0.28f; -const float offsetroom = 0.7f; -const float initialroom = 0.5f; -const float initialdamp = 0.5f; -const float initialwet = 1 / scalewet; -const float initialdry = 0; -const float initialwidth = 1; -const float initialmode = 0; -const float freezemode = 0.5f; -const int stereospread = 23; - -// These values assume 44.1KHz sample rate -// they will probably be OK for 48KHz sample rate -// but would need scaling for 96KHz (or other) sample rates. -// The values were obtained by listening tests. -const int combtuningL1 = 1116; -const int combtuningR1 = 1116 + stereospread; -const int combtuningL2 = 1188; -const int combtuningR2 = 1188 + stereospread; -const int combtuningL3 = 1277; -const int combtuningR3 = 1277 + stereospread; -const int combtuningL4 = 1356; -const int combtuningR4 = 1356 + stereospread; -const int combtuningL5 = 1422; -const int combtuningR5 = 1422 + stereospread; -const int combtuningL6 = 1491; -const int combtuningR6 = 1491 + stereospread; -const int combtuningL7 = 1557; -const int combtuningR7 = 1557 + stereospread; -const int combtuningL8 = 1617; -const int combtuningR8 = 1617 + stereospread; -const int allpasstuningL1 = 556; -const int allpasstuningR1 = 556 + stereospread; -const int allpasstuningL2 = 441; -const int allpasstuningR2 = 441 + stereospread; -const int allpasstuningL3 = 341; -const int allpasstuningR3 = 341 + stereospread; -const int allpasstuningL4 = 225; -const int allpasstuningR4 = 225 + stereospread; - - -// Reverb model declaration - -class revmodel { -public: - revmodel(); - void mute(); - void processmix(float *inputL, float *inputR, float *outputL, float *outputR, long numsamples, int skip); - void processreplace(float *inputL, float *inputR, float *outputL, float *outputR, long numsamples, int skip); - void setroomsize(float value); - float getroomsize(); - void setdamp(float value); - float getdamp(); - void setwet(float value); - float getwet(); - void setdry(float value); - float getdry(); - void setwidth(float value); - float getwidth(); - void setmode(float value); - float getmode(); -private: - void update(); - - float gain; - float roomsize, roomsize1; - float damp, damp1; - float wet, wet1, wet2; - float dry; - float width; - float mode; - - // The following are all declared inline - // to remove the need for dynamic allocation - // with its subsequent error-checking messiness - - // Comb filters - comb combL[numcombs]; - comb combR[numcombs]; - - // Allpass filters - allpass allpassL[numallpasses]; - allpass allpassR[numallpasses]; - - // Buffers for the combs - float bufcombL1[combtuningL1]; - float bufcombR1[combtuningR1]; - float bufcombL2[combtuningL2]; - float bufcombR2[combtuningR2]; - float bufcombL3[combtuningL3]; - float bufcombR3[combtuningR3]; - float bufcombL4[combtuningL4]; - float bufcombR4[combtuningR4]; - float bufcombL5[combtuningL5]; - float bufcombR5[combtuningR5]; - float bufcombL6[combtuningL6]; - float bufcombR6[combtuningR6]; - float bufcombL7[combtuningL7]; - float bufcombR7[combtuningR7]; - float bufcombL8[combtuningL8]; - float bufcombR8[combtuningR8]; - - // Buffers for the allpasses - float bufallpassL1[allpasstuningL1]; - float bufallpassR1[allpasstuningR1]; - float bufallpassL2[allpasstuningL2]; - float bufallpassR2[allpasstuningR2]; - float bufallpassL3[allpasstuningL3]; - float bufallpassR3[allpasstuningR3]; - float bufallpassL4[allpasstuningL4]; - float bufallpassR4[allpasstuningR4]; -}; - -#endif diff --git a/sound/softsynth/mt32/i386.cpp b/sound/softsynth/mt32/i386.cpp deleted file mode 100644 index f092189d76..0000000000 --- a/sound/softsynth/mt32/i386.cpp +++ /dev/null @@ -1,849 +0,0 @@ -/* Copyright (c) 2003-2005 Various contributors - * - * Permission is hereby granted, free of charge, to any person obtaining a copy - * of this software and associated documentation files (the "Software"), to - * deal in the Software without restriction, including without limitation the - * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or - * sell copies of the Software, and to permit persons to whom the Software is - * furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in - * all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE - * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING - * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS - * IN THE SOFTWARE. - */ - -#include "mt32emu.h" - -#ifdef MT32EMU_HAVE_X86 - -namespace MT32Emu { - -#ifndef _MSC_VER - -#define eflag(value) __asm__ __volatile__("pushfl \n popfl \n" : : "a"(value)) -#define cpuid_flag (1 << 21) - -static inline bool atti386_DetectCPUID() { - unsigned int result; - - // Is there a cpuid? - result = cpuid_flag; // set test - eflag(result); - if (!(result & cpuid_flag)) - return false; - - result = 0; // clear test - eflag(result); - if (result & cpuid_flag) - return false; - - return true; -} - -static inline bool atti386_DetectSIMD() { - unsigned int result; - - if (atti386_DetectCPUID() == false) - return false; - - /* check cpuid */ - __asm__ __volatile__( - "pushl %%ebx \n" \ - "movl $1, %%eax \n" \ - "cpuid \n" \ - "movl %%edx, %0 \n" \ - "popl %%ebx \n" \ - : "=r"(result) : : "eax", "ecx", "edx"); - - if (result & (1 << 25)) - return true; - - return false; -} - -static inline bool atti386_Detect3DNow() { - unsigned int result; - - if (atti386_DetectCPUID() == false) - return false; - - // get cpuid - __asm__ __volatile__( - "pushl %%ebx \n" \ - "movl $0x80000001, %%eax \n" \ - "cpuid \n" \ - "movl %%edx, %0 \n" \ - "popl %%ebx \n" \ - : "=r"(result) : : "eax", "ecx", "edx"); - - if (result & 0x80000000) - return true; - - return false; -} - - -static inline float atti386_iir_filter_sse(float *output, float *hist1_ptr, float *coef_ptr) { - __asm__ __volatile__ ( - "pushl %1 \n" \ - "pushl %2 \n" \ - "movss 0(%0), %%xmm1 \n" \ - "movups 0(%1), %%xmm2 \n" \ - "movlps 0(%2), %%xmm3 \n" \ - " \n" \ - "shufps $0x44, %%xmm3, %%xmm3 \n" \ - " \n" \ - "mulps %%xmm3, %%xmm2 \n" \ - " \n" \ - "subss %%xmm2, %%xmm1 \n" \ - "shufps $0x39, %%xmm2, %%xmm2 \n" \ - "subss %%xmm2, %%xmm1 \n" \ - " \n" \ - "movss %%xmm1, 0(%2) \n" \ - " \n" \ - "shufps $0x39, %%xmm2, %%xmm2 \n" \ - "addss %%xmm2, %%xmm1 \n" \ - " \n" \ - "shufps $0x39, %%xmm2, %%xmm2 \n" \ - "addss %%xmm2, %%xmm1 \n" \ - " \n" \ - "movss %%xmm3, 4(%2) \n" \ - " \n" \ - "addl $16, %1 \n" \ - "addl $8, %2 \n" \ - " \n" \ - "movups 0(%1), %%xmm2 \n" \ - " \n" \ - "movlps 0(%2), %%xmm3 \n" \ - "shufps $0x44, %%xmm3, %%xmm3 \n" \ - " \n" \ - "mulps %%xmm3, %%xmm2 \n" \ - " \n" \ - "subss %%xmm2, %%xmm1 \n" \ - "shufps $0x39, %%xmm2, %%xmm2 \n" \ - "subss %%xmm2, %%xmm1 \n" \ - " \n" \ - "movss %%xmm1, 0(%2) \n" \ - " \n" \ - "shufps $0x39, %%xmm2, %%xmm2 \n" \ - "addss %%xmm2, %%xmm1 \n" \ - " \n" \ - "shufps $0x39, %%xmm2, %%xmm2 \n" \ - "addss %%xmm2, %%xmm1 \n" \ - " \n" \ - "movss %%xmm3, 4(%2) \n" \ - "movss %%xmm1, 0(%0) \n" \ - "popl %2 \n" \ - "popl %1 \n" \ - : : "r"(output), "r"(coef_ptr), "r"(hist1_ptr) - : "memory" -#ifdef __SSE__ - , "xmm1", "xmm2", "xmm3" -#endif - ); - - return *output; -} - -static inline float atti386_iir_filter_3DNow(float output, float *hist1_ptr, float *coef_ptr) { - float tmp; - - __asm__ __volatile__ ( - "movq %0, %%mm1 \n" \ - " \n" \ - "movl %1, %%edi \n" \ - "movq 0(%%edi), %%mm2 \n" \ - " \n" \ - "movl %2, %%eax; \n" \ - "movq 0(%%eax), %%mm3 \n" \ - " \n" \ - "pfmul %%mm3, %%mm2 \n" \ - "pfsub %%mm2, %%mm1 \n" \ - " \n" \ - "psrlq $32, %%mm2 \n" \ - "pfsub %%mm2, %%mm1 \n" \ - " \n" \ - "movd %%mm1, %3 \n" \ - " \n" \ - "addl $8, %%edi \n" \ - "movq 0(%%edi), %%mm2 \n" \ - "movq 0(%%eax), %%mm3 \n" \ - " \n" \ - "pfmul %%mm3, %%mm2 \n" \ - "pfadd %%mm2, %%mm1 \n" \ - " \n" \ - "psrlq $32, %%mm2 \n" \ - "pfadd %%mm2, %%mm1 \n" \ - " \n" \ - "pushl %3 \n" \ - "popl 0(%%eax) \n" \ - " \n" \ - "movd %%mm3, 4(%%eax) \n" \ - " \n" \ - "addl $8, %%edi \n" \ - "addl $8, %%eax \n" \ - " \n" \ - "movq 0(%%edi), %%mm2 \n" \ - "movq 0(%%eax), %%mm3 \n" \ - " \n" \ - "pfmul %%mm3, %%mm2 \n" \ - "pfsub %%mm2, %%mm1 \n" \ - " \n" \ - "psrlq $32, %%mm2 \n" \ - "pfsub %%mm2, %%mm1 \n" \ - " \n" \ - "movd %%mm1, %3 \n" \ - " \n" \ - "addl $8, %%edi \n" \ - "movq 0(%%edi), %%mm2 \n" \ - "movq 0(%%eax), %%mm3 \n" \ - " \n" \ - "pfmul %%mm3, %%mm2 \n" \ - "pfadd %%mm2, %%mm1 \n" \ - " \n" \ - "psrlq $32, %%mm2 \n" \ - "pfadd %%mm2, %%mm1 \n" \ - " \n" \ - "pushl %3 \n" \ - "popl 0(%%eax) \n" \ - "movd %%mm3, 4(%%eax) \n" \ - " \n" \ - "movd %%mm1, %0 \n" \ - "femms \n" \ - : "=m"(output) : "g"(coef_ptr), "g"(hist1_ptr), "m"(tmp) - : "eax", "edi", "memory" -#ifdef __MMX__ - , "mm1", "mm2", "mm3" -#endif - ); - - return output; -} - -static inline void atti386_produceOutput1(int tmplen, Bit16s myvolume, Bit16s *useBuf, Bit16s *snd) { - __asm__ __volatile__( - "movl %0, %%ecx \n" \ - "movw %1, %%ax \n" \ - "shll $16, %%eax \n" \ - "movw %1, %%ax \n" \ - "movd %%eax, %%mm3 \n" \ - "movd %%eax, %%mm2 \n" \ - "psllq $32, %%mm3 \n" \ - "por %%mm2, %%mm3 \n" \ - "movl %2, %%esi \n" \ - "movl %3, %%edi \n" \ - "1: \n" \ - "movq 0(%%esi), %%mm1 \n" \ - "movq 0(%%edi), %%mm2 \n" \ - "pmulhw %%mm3, %%mm1 \n" \ - "paddw %%mm2, %%mm1 \n" \ - "movq %%mm1, 0(%%edi) \n" \ - " \n" \ - "addl $8, %%esi \n" \ - "addl $8, %%edi \n" \ - " \n" \ - "decl %%ecx \n" \ - "cmpl $0, %%ecx \n" \ - "jg 1b \n" \ - "emms \n" \ - : : "g"(tmplen), "g"(myvolume), "g"(useBuf), "g"(snd) - : "eax", "ecx", "edi", "esi", "memory" -#ifdef __MMX__ - , "mm1", "mm2", "mm3" -#endif - ); -} - -static inline void atti386_produceOutput2(Bit32u len, Bit16s *snd, float *sndbufl, float *sndbufr, float *multFactor) { - __asm__ __volatile__( - "movl %4, %%ecx \n" \ - "shrl $1, %%ecx \n" \ - "addl $4, %%ecx \n" \ - "pushl %%ecx \n" \ - " \n" \ - "movl %0, %%esi \n" \ - "movups 0(%%esi), %%xmm1 \n" \ - " \n" \ - "movl %1, %%esi \n" \ - "movl %2, %%edi \n" \ - "1: \n" \ - "xorl %%eax, %%eax \n" \ - "movw 0(%1), %%ax \n" \ - "cwde \n" \ - "incl %1 \n" \ - "incl %1 \n" \ - "movd %%eax, %%mm1 \n" \ - "psrlq $32, %%mm1 \n" \ - "movw 0(%1), %%ax \n" \ - "incl %1 \n" \ - "incl %1 \n" \ - "movd %%eax, %%mm2 \n" \ - "por %%mm2, %%mm1 \n" \ - " \n" \ - "decl %%ecx \n" \ - "jnz 1b \n" \ - " \n" \ - "popl %%ecx \n" \ - "movl %1, %%esi \n" \ - "movl %3, %%edi \n" \ - "incl %%esi \n" \ - "2: \n" \ - "decl %%ecx \n" \ - "jnz 2b \n" \ - : : "g"(multFactor), "r"(snd), "g"(sndbufl), "g"(sndbufr), "g"(len) - : "eax", "ecx", "edi", "esi", "mm1", "mm2", "xmm1", "memory"); -} - -static inline void atti386_mixBuffers(Bit16s * buf1, Bit16s *buf2, int len) { - __asm__ __volatile__( - "movl %0, %%ecx \n" \ - "movl %1, %%esi \n" \ - "movl %2, %%edi \n" \ - "1: \n" \ - "movq 0(%%edi), %%mm1 \n" \ - "movq 0(%%esi), %%mm2 \n" \ - "paddw %%mm2, %%mm1 \n" \ - "movq %%mm1, 0(%%esi) \n" \ - "addl $8, %%edi \n" \ - "addl $8, %%esi \n" \ - "decl %%ecx \n" \ - "cmpl $0, %%ecx \n" \ - "jg 1b \n" \ - "emms \n" \ - : : "g"(len), "g"(buf1), "g"(buf2) - : "ecx", "edi", "esi", "memory" -#ifdef __MMX__ - , "mm1", "mm2" -#endif - ); -} - -static inline void atti386_mixBuffersRingMix(Bit16s * buf1, Bit16s *buf2, int len) { - __asm__ __volatile__( - "movl %0, %%ecx \n" \ - "movl %1, %%esi \n" \ - "movl %2, %%edi \n" \ - "1: \n" \ - "movq 0(%%esi), %%mm1 \n" \ - "movq 0(%%edi), %%mm2 \n" \ - "movq %%mm1, %%mm3 \n" \ - "pmulhw %%mm2, %%mm1 \n" \ - "paddw %%mm3, %%mm1 \n" \ - "movq %%mm1, 0(%%esi) \n" \ - "addl $8, %%edi \n" \ - "addl $8, %%esi \n" \ - "decl %%ecx \n" \ - "cmpl $0, %%ecx \n" \ - "jg 1b \n" \ - "emms \n" \ - : : "g"(len), "g"(buf1), "g"(buf2) - : "ecx", "edi", "esi", "memory" -#ifdef __MMX__ - , "mm1", "mm2", "mm3" -#endif - ); -} - -static inline void atti386_mixBuffersRing(Bit16s * buf1, Bit16s *buf2, int len) { - __asm__ __volatile__( - "movl %0, %%ecx \n" \ - "movl %1, %%esi \n" \ - "movl %2, %%edi \n" \ - "1: \n" \ - "movq 0(%%esi), %%mm1 \n" \ - "movq 0(%%edi), %%mm2 \n" \ - "pmulhw %%mm2, %%mm1 \n" \ - "movq %%mm1, 0(%%esi) \n" \ - "addl $8, %%edi \n" \ - "addl $8, %%esi \n" \ - "decl %%ecx \n" \ - "cmpl $0, %%ecx \n" \ - "jg 1b \n" \ - "emms \n" \ - : : "g"(len), "g"(buf1), "g"(buf2) - : "ecx", "edi", "esi", "memory" -#ifdef __MMX__ - , "mm1", "mm2" -#endif - ); -} - -static inline void atti386_partialProductOutput(int quadlen, Bit16s leftvol, Bit16s rightvol, Bit16s *partialBuf, Bit16s *p1buf) { - __asm__ __volatile__( - "movl %0, %%ecx \n" \ - "movw %1, %%ax \n" \ - "shll $16, %%eax \n" \ - "movw %2, %%ax \n" \ - "movd %%eax, %%mm1 \n" \ - "movd %%eax, %%mm2 \n" \ - "psllq $32, %%mm1 \n" \ - "por %%mm2, %%mm1 \n" \ - "movl %3, %%edi \n" \ - "movl %4, %%esi \n" \ - "pushl %%ebx \n" \ - "1: \n" \ - "movw 0(%%esi), %%bx \n" \ - "addl $2, %%esi \n" \ - "movw 0(%%esi), %%dx \n" \ - "addl $2, %%esi \n" \ - "" \ - "movw %%dx, %%ax \n" \ - "shll $16, %%eax \n" \ - "movw %%dx, %%ax \n" \ - "movd %%eax, %%mm2 \n" \ - "psllq $32, %%mm2 \n" \ - "movw %%bx, %%ax \n" \ - "shll $16, %%eax \n" \ - "movw %%bx, %%ax \n" \ - "movd %%eax, %%mm3 \n" \ - "por %%mm3, %%mm2 \n" \ - "" \ - "pmulhw %%mm1, %%mm2 \n" \ - "movq %%mm2, 0(%%edi) \n" \ - "addl $8, %%edi \n" \ - "" \ - "decl %%ecx \n" \ - "cmpl $0, %%ecx \n" \ - "jg 1b \n" \ - "emms \n" \ - "popl %%ebx \n" \ - : : "g"(quadlen), "g"(leftvol), "g"(rightvol), "g"(partialBuf), "g"(p1buf) - : "eax", "ecx", "edx", "edi", "esi", "memory" -#ifdef __MMX__ - , "mm1", "mm2", "mm3" -#endif - ); -} - -#endif - -bool DetectSIMD() { -#ifdef _MSC_VER - bool found_simd; - __asm { - pushfd - pop eax // get EFLAGS into eax - mov ebx,eax // keep a copy - xor eax,0x200000 - // toggle CPUID bit - - push eax - popfd // set new EFLAGS - pushfd - pop eax // EFLAGS back into eax - - xor eax,ebx - // have we changed the ID bit? - - je NO_SIMD - // No, no CPUID instruction - - // we could toggle the - // ID bit so CPUID is present - mov eax,1 - - cpuid // get processor features - test edx,1<<25 // check the SIMD bit - jz NO_SIMD - mov found_simd,1 - jmp DONE - NO_SIMD: - mov found_simd,0 - DONE: - } - return found_simd; -#else - return atti386_DetectSIMD(); -#endif -} - -bool Detect3DNow() { -#ifdef _MSC_VER - bool found3D = false; - __asm { - pushfd - pop eax - mov edx, eax - xor eax, 00200000h - push eax - popfd - pushfd - pop eax - xor eax, edx - jz NO_3DNOW - - mov eax, 80000000h - cpuid - - cmp eax, 80000000h - jbe NO_3DNOW - - mov eax, 80000001h - cpuid - test edx, 80000000h - jz NO_3DNOW - mov found3D, 1 -NO_3DNOW: - - } - return found3D; -#else - return atti386_Detect3DNow(); -#endif -} - -float iir_filter_sse(float input,float *hist1_ptr, float *coef_ptr) { - float output; - - // 1st number of coefficients array is overall input scale factor, or filter gain - output = input * (*coef_ptr++); - -#ifdef _MSC_VER - __asm { - - movss xmm1, output - - mov eax, coef_ptr - movups xmm2, [eax] - - mov eax, hist1_ptr - movlps xmm3, [eax] - shufps xmm3, xmm3, 44h - // hist1_ptr+1, hist1_ptr, hist1_ptr+1, hist1_ptr - - mulps xmm2, xmm3 - - subss xmm1, xmm2 - // Rotate elements right - shufps xmm2, xmm2, 39h - subss xmm1, xmm2 - - // Store new_hist - movss DWORD PTR [eax], xmm1 - - // Rotate elements right - shufps xmm2, xmm2, 39h - addss xmm1, xmm2 - - // Rotate elements right - shufps xmm2, xmm2, 39h - addss xmm1, xmm2 - - // Store previous hist - movss DWORD PTR [eax+4], xmm3 - - add coef_ptr, 16 - add hist1_ptr, 8 - - mov eax, coef_ptr - movups xmm2, [eax] - - mov eax, hist1_ptr - movlps xmm3, [eax] - shufps xmm3, xmm3, 44h - // hist1_ptr+1, hist1_ptr, hist1_ptr+1, hist1_ptr - - mulps xmm2, xmm3 - - subss xmm1, xmm2 - // Rotate elements right - shufps xmm2, xmm2, 39h - subss xmm1, xmm2 - - // Store new_hist - movss DWORD PTR [eax], xmm1 - - // Rotate elements right - shufps xmm2, xmm2, 39h - addss xmm1, xmm2 - - // Rotate elements right - shufps xmm2, xmm2, 39h - addss xmm1, xmm2 - - // Store previous hist - movss DWORD PTR [eax+4], xmm3 - - movss output, xmm1 - } -#else - output = atti386_iir_filter_sse(&output, hist1_ptr, coef_ptr); -#endif - return output; -} - -float iir_filter_3dnow(float input,float *hist1_ptr, float *coef_ptr) { - float output; - - // 1st number of coefficients array is overall input scale factor, or filter gain - output = input * (*coef_ptr++); - - // I find it very sad that 3DNow requires twice as many instructions as Intel's SSE - // Intel does have the upper hand here. -#ifdef _MSC_VER - float tmp; - __asm { - movq mm1, output - mov ebx, coef_ptr - movq mm2, [ebx] - - mov eax, hist1_ptr; - movq mm3, [eax] - - pfmul mm2, mm3 - pfsub mm1, mm2 - - psrlq mm2, 32 - pfsub mm1, mm2 - - // Store new hist - movd tmp, mm1 - - add ebx, 8 - movq mm2, [ebx] - movq mm3, [eax] - - pfmul mm2, mm3 - pfadd mm1, mm2 - - psrlq mm2, 32 - pfadd mm1, mm2 - - push tmp - pop DWORD PTR [eax] - - movd DWORD PTR [eax+4], mm3 - - add ebx, 8 - add eax, 8 - - movq mm2, [ebx] - movq mm3, [eax] - - pfmul mm2, mm3 - pfsub mm1, mm2 - - psrlq mm2, 32 - pfsub mm1, mm2 - - // Store new hist - movd tmp, mm1 - - add ebx, 8 - movq mm2, [ebx] - movq mm3, [eax] - - pfmul mm2, mm3 - pfadd mm1, mm2 - - psrlq mm2, 32 - pfadd mm1, mm2 - - push tmp - pop DWORD PTR [eax] - movd DWORD PTR [eax+4], mm3 - - movd output, mm1 - - femms - } -#else - output = atti386_iir_filter_3DNow(output, hist1_ptr, coef_ptr); -#endif - return output; -} - -#if MT32EMU_USE_MMX > 0 - -int i386_partialProductOutput(int len, Bit16s leftvol, Bit16s rightvol, Bit16s *partialBuf, Bit16s *mixedBuf) { - int tmplen = len >> 1; - if (tmplen == 0) { - return 0; - } -#ifdef _MSC_VER - __asm { - mov ecx,tmplen - mov ax, leftvol - shl eax,16 - mov ax, rightvol - movd mm1, eax - movd mm2, eax - psllq mm1, 32 - por mm1, mm2 - mov edi, partialBuf - mov esi, mixedBuf -mmxloop1: - mov bx, [esi] - add esi,2 - mov dx, [esi] - add esi,2 - - mov ax, dx - shl eax, 16 - mov ax, dx - movd mm2,eax - psllq mm2, 32 - mov ax, bx - shl eax, 16 - mov ax, bx - movd mm3,eax - por mm2,mm3 - - pmulhw mm2, mm1 - movq [edi], mm2 - add edi, 8 - - dec ecx - cmp ecx,0 - jg mmxloop1 - emms - } -#else - atti386_partialProductOutput(tmplen, leftvol, rightvol, partialBuf, mixedBuf); -#endif - return tmplen << 1; -} - -int i386_mixBuffers(Bit16s * buf1, Bit16s *buf2, int len) { - int tmplen = len >> 2; - if (tmplen == 0) { - return 0; - } -#ifdef _MSC_VER - __asm { - mov ecx, tmplen - mov esi, buf1 - mov edi, buf2 - -mixloop1: - movq mm1, [edi] - movq mm2, [esi] - paddw mm1,mm2 - movq [esi],mm1 - add edi,8 - add esi,8 - - dec ecx - cmp ecx,0 - jg mixloop1 - emms - } -#else - atti386_mixBuffers(buf1, buf2, tmplen); -#endif - return tmplen << 2; -} - - -int i386_mixBuffersRingMix(Bit16s * buf1, Bit16s *buf2, int len) { - int tmplen = len >> 2; - if (tmplen == 0) { - return 0; - } -#ifdef _MSC_VER - __asm { - mov ecx, tmplen - mov esi, buf1 - mov edi, buf2 - -mixloop2: - movq mm1, [esi] - movq mm2, [edi] - movq mm3, mm1 - pmulhw mm1, mm2 - paddw mm1,mm3 - movq [esi],mm1 - add edi,8 - add esi,8 - - dec ecx - cmp ecx,0 - jg mixloop2 - emms - } -#else - atti386_mixBuffersRingMix(buf1, buf2, tmplen); -#endif - return tmplen << 2; -} - -int i386_mixBuffersRing(Bit16s * buf1, Bit16s *buf2, int len) { - int tmplen = len >> 2; - if (tmplen == 0) { - return 0; - } -#ifdef _MSC_VER - __asm { - mov ecx, tmplen - mov esi, buf1 - mov edi, buf2 - -mixloop3: - movq mm1, [esi] - movq mm2, [edi] - pmulhw mm1, mm2 - movq [esi],mm1 - add edi,8 - add esi,8 - - dec ecx - cmp ecx,0 - jg mixloop3 - emms - } -#else - atti386_mixBuffersRing(buf1, buf2, tmplen); -#endif - return tmplen << 2; -} - -int i386_produceOutput1(Bit16s *useBuf, Bit16s *stream, Bit32u len, Bit16s volume) { - int tmplen = (len >> 1); - if (tmplen == 0) { - return 0; - } -#ifdef _MSC_VER - __asm { - mov ecx, tmplen - mov ax,volume - shl eax,16 - mov ax,volume - movd mm3,eax - movd mm2,eax - psllq mm3, 32 - por mm3,mm2 - mov esi, useBuf - mov edi, stream -mixloop4: - movq mm1, [esi] - movq mm2, [edi] - pmulhw mm1, mm3 - paddw mm1,mm2 - movq [edi], mm1 - - add esi,8 - add edi,8 - - dec ecx - cmp ecx,0 - jg mixloop4 - emms - } -#else - atti386_produceOutput1(tmplen, volume, useBuf, stream); -#endif - return tmplen << 1; -} - -#endif - -} - -#endif diff --git a/sound/softsynth/mt32/i386.h b/sound/softsynth/mt32/i386.h deleted file mode 100644 index e8644411cd..0000000000 --- a/sound/softsynth/mt32/i386.h +++ /dev/null @@ -1,49 +0,0 @@ -/* Copyright (c) 2003-2005 Various contributors - * - * Permission is hereby granted, free of charge, to any person obtaining a copy - * of this software and associated documentation files (the "Software"), to - * deal in the Software without restriction, including without limitation the - * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or - * sell copies of the Software, and to permit persons to whom the Software is - * furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in - * all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE - * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING - * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS - * IN THE SOFTWARE. - */ - -#ifndef MT32EMU_I386_H -#define MT32EMU_I386_H - -namespace MT32Emu { -#ifdef MT32EMU_HAVE_X86 - -// Function that detects the availablity of SSE SIMD instructions -bool DetectSIMD(); -// Function that detects the availablity of 3DNow instructions -bool Detect3DNow(); - -float iir_filter_sse(float input,float *hist1_ptr, float *coef_ptr); -float iir_filter_3dnow(float input,float *hist1_ptr, float *coef_ptr); -float iir_filter_normal(float input,float *hist1_ptr, float *coef_ptr); - -#if MT32EMU_USE_MMX > 0 -int i386_partialProductOutput(int len, Bit16s leftvol, Bit16s rightvol, Bit16s *partialBuf, Bit16s *mixedBuf); -int i386_mixBuffers(Bit16s * buf1, Bit16s *buf2, int len); -int i386_mixBuffersRingMix(Bit16s * buf1, Bit16s *buf2, int len); -int i386_mixBuffersRing(Bit16s * buf1, Bit16s *buf2, int len); -int i386_produceOutput1(Bit16s *useBuf, Bit16s *stream, Bit32u len, Bit16s volume); -#endif - -#endif - -} - -#endif diff --git a/sound/softsynth/mt32/module.mk b/sound/softsynth/mt32/module.mk deleted file mode 100644 index 4d5d899ac3..0000000000 --- a/sound/softsynth/mt32/module.mk +++ /dev/null @@ -1,14 +0,0 @@ -MODULE := sound/softsynth/mt32 - -MODULE_OBJS := \ - mt32_file.o \ - i386.o \ - part.o \ - partial.o \ - partialManager.o \ - synth.o \ - tables.o \ - freeverb.o - -# Include common rules -include $(srcdir)/rules.mk diff --git a/sound/softsynth/mt32/mt32_file.cpp b/sound/softsynth/mt32/mt32_file.cpp deleted file mode 100644 index cdf9fa13f6..0000000000 --- a/sound/softsynth/mt32/mt32_file.cpp +++ /dev/null @@ -1,70 +0,0 @@ -/* Copyright (c) 2003-2005 Various contributors - * - * Permission is hereby granted, free of charge, to any person obtaining a copy - * of this software and associated documentation files (the "Software"), to - * deal in the Software without restriction, including without limitation the - * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or - * sell copies of the Software, and to permit persons to whom the Software is - * furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in - * all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE - * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING - * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS - * IN THE SOFTWARE. - */ - - -#include "mt32emu.h" - -namespace MT32Emu { - -bool File::readBit16u(Bit16u *in) { - Bit8u b[2]; - if (read(&b[0], 2) != 2) - return false; - *in = ((b[0] << 8) | b[1]); - return true; -} - -bool File::readBit32u(Bit32u *in) { - Bit8u b[4]; - if (read(&b[0], 4) != 4) - return false; - *in = ((b[0] << 24) | (b[1] << 16) | (b[2] << 8) | b[3]); - return true; -} - -bool File::writeBit16u(Bit16u out) { - if (!writeBit8u((Bit8u)((out & 0xFF00) >> 8))) { - return false; - } - if (!writeBit8u((Bit8u)(out & 0x00FF))) { - return false; - } - return true; -} - -bool File::writeBit32u(Bit32u out) { - if (!writeBit8u((Bit8u)((out & 0xFF000000) >> 24))) { - return false; - } - if (!writeBit8u((Bit8u)((out & 0x00FF0000) >> 16))) { - return false; - } - if (!writeBit8u((Bit8u)((out & 0x0000FF00) >> 8))) { - return false; - } - if (!writeBit8u((Bit8u)(out & 0x000000FF))) { - return false; - } - return true; -} - -} // End of namespace MT32Emu - diff --git a/sound/softsynth/mt32/mt32_file.h b/sound/softsynth/mt32/mt32_file.h deleted file mode 100644 index e6641660ee..0000000000 --- a/sound/softsynth/mt32/mt32_file.h +++ /dev/null @@ -1,52 +0,0 @@ -/* Copyright (c) 2003-2005 Various contributors - * - * Permission is hereby granted, free of charge, to any person obtaining a copy - * of this software and associated documentation files (the "Software"), to - * deal in the Software without restriction, including without limitation the - * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or - * sell copies of the Software, and to permit persons to whom the Software is - * furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in - * all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE - * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING - * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS - * IN THE SOFTWARE. - */ - -#ifndef MT32EMU_FILE_H -#define MT32EMU_FILE_H - -#include "common/scummsys.h" - -namespace MT32Emu { - -class File { -public: - enum OpenMode { - OpenMode_read = 0, - OpenMode_write = 1 - }; - virtual ~File() {} - virtual void close() = 0; - virtual size_t read(void *in, size_t size) = 0; - virtual bool readBit8u(Bit8u *in) = 0; - virtual bool readBit16u(Bit16u *in); - virtual bool readBit32u(Bit32u *in); - virtual size_t write(const void *out, size_t size) = 0; - virtual bool writeBit8u(Bit8u out) = 0; - // Note: May write a single byte to the file before failing - virtual bool writeBit16u(Bit16u out); - // Note: May write some (<4) bytes to the file before failing - virtual bool writeBit32u(Bit32u out); - virtual bool isEOF() = 0; -}; - -} // End of namespace MT32Emu - -#endif diff --git a/sound/softsynth/mt32/mt32emu.h b/sound/softsynth/mt32/mt32emu.h deleted file mode 100644 index 6eedf04bc0..0000000000 --- a/sound/softsynth/mt32/mt32emu.h +++ /dev/null @@ -1,70 +0,0 @@ -/* Copyright (c) 2003-2005 Various contributors - * - * Permission is hereby granted, free of charge, to any person obtaining a copy - * of this software and associated documentation files (the "Software"), to - * deal in the Software without restriction, including without limitation the - * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or - * sell copies of the Software, and to permit persons to whom the Software is - * furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in - * all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE - * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING - * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS - * IN THE SOFTWARE. - */ - -#ifndef MT32EMU_MT32EMU_H -#define MT32EMU_MT32EMU_H - -// Debugging -// Show the instruments played -#define MT32EMU_MONITOR_INSTRUMENTS 1 -// Shows number of partials MT-32 is playing, and on which parts -#define MT32EMU_MONITOR_PARTIALS 0 -// Determines how the waveform cache file is handled (must be regenerated after sampling rate change) -#define MT32EMU_WAVECACHEMODE 0 // Load existing cache if possible, otherwise generate and save cache -//#define MT32EMU_WAVECACHEMODE 1 // Load existing cache if possible, otherwise generate but don't save cache -//#define MT32EMU_WAVECACHEMODE 2 // Ignore existing cache, generate and save cache -//#define MT32EMU_WAVECACHEMODE 3 // Ignore existing cache, generate but don't save cache - -// Configuration -// The maximum number of partials playing simultaneously -#define MT32EMU_MAX_PARTIALS 32 -// The maximum number of notes playing simultaneously per part. -// No point making it more than MT32EMU_MAX_PARTIALS, since each note needs at least one partial. -#define MT32EMU_MAX_POLY 32 -// This calculates the exact frequencies of notes as they are played, instead of offsetting from pre-cached semitones. Potentially very slow. -#define MT32EMU_ACCURATENOTES 0 - -#if (defined (_MSC_VER) && defined(_M_IX86)) -#define MT32EMU_HAVE_X86 -#elif defined(__GNUC__) -#if __GNUC__ >= 3 && defined(__i386__) -#define MT32EMU_HAVE_X86 -#endif -#endif - -#ifdef MT32EMU_HAVE_X86 -#define MT32EMU_USE_MMX 1 -#else -#define MT32EMU_USE_MMX 0 -#endif - -#include "freeverb.h" - -#include "structures.h" -#include "i386.h" -#include "mt32_file.h" -#include "tables.h" -#include "partial.h" -#include "partialManager.h" -#include "part.h" -#include "synth.h" - -#endif diff --git a/sound/softsynth/mt32/part.cpp b/sound/softsynth/mt32/part.cpp deleted file mode 100644 index eb087f7ea0..0000000000 --- a/sound/softsynth/mt32/part.cpp +++ /dev/null @@ -1,633 +0,0 @@ -/* Copyright (c) 2003-2005 Various contributors - * - * Permission is hereby granted, free of charge, to any person obtaining a copy - * of this software and associated documentation files (the "Software"), to - * deal in the Software without restriction, including without limitation the - * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or - * sell copies of the Software, and to permit persons to whom the Software is - * furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in - * all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE - * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING - * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS - * IN THE SOFTWARE. - */ - -#include <string.h> -#include <math.h> - -#include "mt32emu.h" - -namespace MT32Emu { - -static const Bit8u PartialStruct[13] = { - 0, 0, 2, 2, 1, 3, - 3, 0, 3, 0, 2, 1, 3 }; - -static const Bit8u PartialMixStruct[13] = { - 0, 1, 0, 1, 1, 0, - 1, 3, 3, 2, 2, 2, 2 }; - -static const float floatKeyfollow[17] = { - -1.0f, -1.0f/2.0f, -1.0f/4.0f, 0.0f, - 1.0f/8.0f, 1.0f/4.0f, 3.0f/8.0f, 1.0f/2.0f, 5.0f/8.0f, 3.0f/4.0f, 7.0f/8.0f, 1.0f, - 5.0f/4.0f, 3.0f/2.0f, 2.0f, - 1.0009765625f, 1.0048828125f -}; - -//FIXME:KG: Put this dpoly stuff somewhere better -bool dpoly::isActive() const { - return partials[0] != NULL || partials[1] != NULL || partials[2] != NULL || partials[3] != NULL; -} - -Bit32u dpoly::getAge() const { - for (int i = 0; i < 4; i++) { - if (partials[i] != NULL) { - return partials[i]->age; - } - } - return 0; -} - -RhythmPart::RhythmPart(Synth *useSynth, unsigned int usePartNum): Part(useSynth, usePartNum) { - strcpy(name, "Rhythm"); - rhythmTemp = &synth->mt32ram.rhythmSettings[0]; - refresh(); -} - -Part::Part(Synth *useSynth, unsigned int usePartNum) { - this->synth = useSynth; - this->partNum = usePartNum; - patchCache[0].dirty = true; - holdpedal = false; - patchTemp = &synth->mt32ram.patchSettings[partNum]; - if (usePartNum == 8) { - // Nasty hack for rhythm - timbreTemp = NULL; - } else { - sprintf(name, "Part %d", partNum + 1); - timbreTemp = &synth->mt32ram.timbreSettings[partNum]; - } - currentInstr[0] = 0; - currentInstr[10] = 0; - expression = 127; - volumeMult = 0; - volumesetting.leftvol = 32767; - volumesetting.rightvol = 32767; - bend = 0.0f; - memset(polyTable,0,sizeof(polyTable)); - memset(patchCache, 0, sizeof(patchCache)); -} - -void Part::setHoldPedal(bool pedalval) { - if (holdpedal && !pedalval) { - holdpedal = false; - stopPedalHold(); - } else { - holdpedal = pedalval; - } -} - -void RhythmPart::setBend(unsigned int midiBend) { - synth->printDebug("%s: Setting bend (%d) not supported on rhythm", name, midiBend); - return; -} - -void Part::setBend(unsigned int midiBend) { - // FIXME:KG: Slightly unbalanced increments, but I wanted min -1.0, centre 0.0 and max 1.0 - if (midiBend <= 0x2000) { - bend = ((signed int)midiBend - 0x2000) / (float)0x2000; - } else { - bend = ((signed int)midiBend - 0x2000) / (float)0x1FFF; - } - // Loop through all partials to update their bend - for (int i = 0; i < MT32EMU_MAX_POLY; i++) { - for (int j = 0; j < 4; j++) { - if (polyTable[i].partials[j] != NULL) { - polyTable[i].partials[j]->setBend(bend); - } - } - } -} - -void RhythmPart::setModulation(unsigned int midiModulation) { - synth->printDebug("%s: Setting modulation (%d) not supported on rhythm", name, midiModulation); -} - -void Part::setModulation(unsigned int midiModulation) { - // Just a bloody guess, as always, before I get things figured out - for (int t = 0; t < 4; t++) { - if (patchCache[t].playPartial) { - int newrate = (patchCache[t].modsense * midiModulation) >> 7; - //patchCache[t].lfoperiod = lfotable[newrate]; - patchCache[t].lfodepth = newrate; - //FIXME:KG: timbreTemp->partial[t].lfo.depth = - } - } -} - -void RhythmPart::refresh() { - updateVolume(); - // (Re-)cache all the mapped timbres ahead of time - for (unsigned int drumNum = 0; drumNum < synth->controlROMMap->rhythmSettingsCount; drumNum++) { - int drumTimbreNum = rhythmTemp[drumNum].timbre; - if (drumTimbreNum >= 127) // 94 on MT-32 - continue; - Bit16s pan = rhythmTemp[drumNum].panpot; // They use R-L 0-14... - // FIXME:KG: Panning cache should be backed up to partials using it, too - if (pan < 7) { - drumPan[drumNum].leftvol = pan * 4681; - drumPan[drumNum].rightvol = 32767; - } else { - drumPan[drumNum].rightvol = (14 - pan) * 4681; - drumPan[drumNum].leftvol = 32767; - } - PatchCache *cache = drumCache[drumNum]; - backupCacheToPartials(cache); - for (int t = 0; t < 4; t++) { - // Common parameters, stored redundantly - cache[t].dirty = true; - cache[t].pitchShift = 0.0f; - cache[t].benderRange = 0.0f; - cache[t].pansetptr = &drumPan[drumNum]; - cache[t].reverb = rhythmTemp[drumNum].reverbSwitch > 0; - } - } -} - -void Part::refresh() { - updateVolume(); - backupCacheToPartials(patchCache); - for (int t = 0; t < 4; t++) { - // Common parameters, stored redundantly - patchCache[t].dirty = true; - patchCache[t].pitchShift = (patchTemp->patch.keyShift - 24) + (patchTemp->patch.fineTune - 50) / 100.0f; - patchCache[t].benderRange = patchTemp->patch.benderRange; - patchCache[t].pansetptr = &volumesetting; - patchCache[t].reverb = patchTemp->patch.reverbSwitch > 0; - } - memcpy(currentInstr, timbreTemp->common.name, 10); -} - -const char *Part::getCurrentInstr() const { - return ¤tInstr[0]; -} - -void RhythmPart::refreshTimbre(unsigned int absTimbreNum) { - for (int m = 0; m < 85; m++) { - if (rhythmTemp[m].timbre == absTimbreNum - 128) - drumCache[m][0].dirty = true; - } -} - -void Part::refreshTimbre(unsigned int absTimbreNum) { - if (getAbsTimbreNum() == absTimbreNum) { - memcpy(currentInstr, timbreTemp->common.name, 10); - patchCache[0].dirty = true; - } -} - -int Part::fixBiaslevel(int srcpnt, int *dir) { - int noteat = srcpnt & 0x3F; - int outnote; - if (srcpnt < 64) - *dir = 0; - else - *dir = 1; - outnote = 33 + noteat; - //synth->printDebug("Bias note %d, dir %d", outnote, *dir); - - return outnote; -} - -int Part::fixKeyfollow(int srckey) { - if (srckey>=0 && srckey<=16) { - int keyfix[17] = { -256*16, -128*16, -64*16, 0, 32*16, 64*16, 96*16, 128*16, (128+32)*16, 192*16, (192+32)*16, 256*16, (256+64)*16, (256+128)*16, (512)*16, 4100, 4116}; - return keyfix[srckey]; - } else { - //LOG(LOG_ERROR|LOG_MISC,"Missed key: %d", srckey); - return 256; - } -} - -void Part::abortPoly(dpoly *poly) { - if (!poly->isPlaying) { - return; - } - for (int i = 0; i < 4; i++) { - Partial *partial = poly->partials[i]; - if (partial != NULL) { - partial->deactivate(); - } - } - poly->isPlaying = false; -} - -void Part::setPatch(const PatchParam *patch) { - patchTemp->patch = *patch; -} - -void RhythmPart::setTimbre(TimbreParam * /*timbre*/) { - synth->printDebug("%s: Attempted to call setTimbre() - doesn't make sense for rhythm", name); -} - -void Part::setTimbre(TimbreParam *timbre) { - *timbreTemp = *timbre; -} - -unsigned int RhythmPart::getAbsTimbreNum() const { - synth->printDebug("%s: Attempted to call getAbsTimbreNum() - doesn't make sense for rhythm", name); - return 0; -} - -unsigned int Part::getAbsTimbreNum() const { - return (patchTemp->patch.timbreGroup * 64) + patchTemp->patch.timbreNum; -} - -void RhythmPart::setProgram(unsigned int patchNum) { - synth->printDebug("%s: Attempt to set program (%d) on rhythm is invalid", name, patchNum); -} - -void Part::setProgram(unsigned int patchNum) { - setPatch(&synth->mt32ram.patches[patchNum]); - setTimbre(&synth->mt32ram.timbres[getAbsTimbreNum()].timbre); - - refresh(); - - allSoundOff(); //FIXME:KG: Is this correct? -} - -void Part::backupCacheToPartials(PatchCache cache[4]) { - // check if any partials are still playing with the old patch cache - // if so then duplicate the cached data from the part to the partial so that - // we can change the part's cache without affecting the partial. - // We delay this until now to avoid a copy operation with every note played - for (int m = 0; m < MT32EMU_MAX_POLY; m++) { - for (int i = 0; i < 4; i++) { - Partial *partial = polyTable[m].partials[i]; - if (partial != NULL && partial->patchCache == &cache[i]) { - partial->cachebackup = cache[i]; - partial->patchCache = &partial->cachebackup; - } - } - } -} - -void Part::cacheTimbre(PatchCache cache[4], const TimbreParam *timbre) { - backupCacheToPartials(cache); - int partialCount = 0; - for (int t = 0; t < 4; t++) { - cache[t].PCMPartial = false; - if (((timbre->common.pmute >> t) & 0x1) == 1) { - cache[t].playPartial = true; - partialCount++; - } else { - cache[t].playPartial = false; - continue; - } - - // Calculate and cache common parameters - - cache[t].pcm = timbre->partial[t].wg.pcmwave; - cache[t].useBender = (timbre->partial[t].wg.bender == 1); - - switch (t) { - case 0: - cache[t].PCMPartial = (PartialStruct[(int)timbre->common.pstruct12] & 0x2) ? true : false; - cache[t].structureMix = PartialMixStruct[(int)timbre->common.pstruct12]; - cache[t].structurePosition = 0; - cache[t].structurePair = 1; - break; - case 1: - cache[t].PCMPartial = (PartialStruct[(int)timbre->common.pstruct12] & 0x1) ? true : false; - cache[t].structureMix = PartialMixStruct[(int)timbre->common.pstruct12]; - cache[t].structurePosition = 1; - cache[t].structurePair = 0; - break; - case 2: - cache[t].PCMPartial = (PartialStruct[(int)timbre->common.pstruct34] & 0x2) ? true : false; - cache[t].structureMix = PartialMixStruct[(int)timbre->common.pstruct34]; - cache[t].structurePosition = 0; - cache[t].structurePair = 3; - break; - case 3: - cache[t].PCMPartial = (PartialStruct[(int)timbre->common.pstruct34] & 0x1) ? true : false; - cache[t].structureMix = PartialMixStruct[(int)timbre->common.pstruct34]; - cache[t].structurePosition = 1; - cache[t].structurePair = 2; - break; - default: - break; - } - - cache[t].waveform = timbre->partial[t].wg.waveform; - cache[t].pulsewidth = timbre->partial[t].wg.pulsewid; - cache[t].pwsens = timbre->partial[t].wg.pwvelo; - if (timbre->partial[t].wg.keyfollow > 16) { - synth->printDebug("Bad keyfollow value in timbre!"); - cache[t].pitchKeyfollow = 1.0f; - } else { - cache[t].pitchKeyfollow = floatKeyfollow[timbre->partial[t].wg.keyfollow]; - } - - cache[t].pitch = timbre->partial[t].wg.coarse + (timbre->partial[t].wg.fine - 50) / 100.0f + 24.0f; - cache[t].pitchEnv = timbre->partial[t].env; - cache[t].pitchEnv.sensitivity = (char)((float)cache[t].pitchEnv.sensitivity * 1.27f); - cache[t].pitchsustain = cache[t].pitchEnv.level[3]; - - // Calculate and cache TVA envelope stuff - cache[t].ampEnv = timbre->partial[t].tva; - cache[t].ampEnv.level = (char)((float)cache[t].ampEnv.level * 1.27f); - - cache[t].ampbias[0] = fixBiaslevel(cache[t].ampEnv.biaspoint1, &cache[t].ampdir[0]); - cache[t].ampblevel[0] = 12 - cache[t].ampEnv.biaslevel1; - cache[t].ampbias[1] = fixBiaslevel(cache[t].ampEnv.biaspoint2, &cache[t].ampdir[1]); - cache[t].ampblevel[1] = 12 - cache[t].ampEnv.biaslevel2; - cache[t].ampdepth = cache[t].ampEnv.envvkf * cache[t].ampEnv.envvkf; - - // Calculate and cache filter stuff - cache[t].filtEnv = timbre->partial[t].tvf; - cache[t].filtkeyfollow = fixKeyfollow(cache[t].filtEnv.keyfollow); - cache[t].filtEnv.envdepth = (char)((float)cache[t].filtEnv.envdepth * 1.27); - cache[t].tvfbias = fixBiaslevel(cache[t].filtEnv.biaspoint, &cache[t].tvfdir); - cache[t].tvfblevel = cache[t].filtEnv.biaslevel; - cache[t].filtsustain = cache[t].filtEnv.envlevel[3]; - - // Calculate and cache LFO stuff - cache[t].lfodepth = timbre->partial[t].lfo.depth; - cache[t].lfoperiod = synth->tables.lfoPeriod[(int)timbre->partial[t].lfo.rate]; - cache[t].lforate = timbre->partial[t].lfo.rate; - cache[t].modsense = timbre->partial[t].lfo.modsense; - } - for (int t = 0; t < 4; t++) { - // Common parameters, stored redundantly - cache[t].dirty = false; - cache[t].partialCount = partialCount; - cache[t].sustain = (timbre->common.nosustain == 0); - } - //synth->printDebug("Res 1: %d 2: %d 3: %d 4: %d", cache[0].waveform, cache[1].waveform, cache[2].waveform, cache[3].waveform); - -#if MT32EMU_MONITOR_INSTRUMENTS == 1 - synth->printDebug("%s (%s): Recached timbre", name, currentInstr); - for (int i = 0; i < 4; i++) { - synth->printDebug(" %d: play=%s, pcm=%s (%d), wave=%d", i, cache[i].playPartial ? "YES" : "NO", cache[i].PCMPartial ? "YES" : "NO", timbre->partial[i].wg.pcmwave, timbre->partial[i].wg.waveform); - } -#endif -} - -const char *Part::getName() const { - return name; -} - -void Part::updateVolume() { - volumeMult = synth->tables.volumeMult[patchTemp->outlevel * expression / 127]; -} - -int Part::getVolume() const { - // FIXME: Use the mappings for this in the control ROM - return patchTemp->outlevel * 127 / 100; -} - -void Part::setVolume(int midiVolume) { - // FIXME: Use the mappings for this in the control ROM - patchTemp->outlevel = (Bit8u)(midiVolume * 100 / 127); - updateVolume(); - synth->printDebug("%s (%s): Set volume to %d", name, currentInstr, midiVolume); -} - -void Part::setExpression(int midiExpression) { - expression = midiExpression; - updateVolume(); -} - -void RhythmPart::setPan(unsigned int midiPan) -{ - // FIXME:KG: This is unchangeable for drums (they always use drumPan), is that correct? - synth->printDebug("%s: Setting pan (%d) not supported on rhythm", name, midiPan); -} - -void Part::setPan(unsigned int midiPan) { - // FIXME:KG: Tweaked this a bit so that we have a left 100%, centre and right 100% - // (But this makes the range somewhat skewed) - // Check against the real thing - // NOTE: Panning is inverted compared to GM. - if (midiPan < 64) { - volumesetting.leftvol = (Bit16s)(midiPan * 512); - volumesetting.rightvol = 32767; - } else if (midiPan == 64) { - volumesetting.leftvol = 32767; - volumesetting.rightvol = 32767; - } else { - volumesetting.rightvol = (Bit16s)((127 - midiPan) * 520); - volumesetting.leftvol = 32767; - } - patchTemp->panpot = (Bit8u)(midiPan * 14 / 127); - //synth->printDebug("%s (%s): Set pan to %d", name, currentInstr, panpot); -} - -void RhythmPart::playNote(unsigned int key, int vel) { - if (key < 24 || key > 108)/*> 87 on MT-32)*/ { - synth->printDebug("%s: Attempted to play invalid key %d", name, key); - return; - } - int drumNum = key - 24; - int drumTimbreNum = rhythmTemp[drumNum].timbre; - if (drumTimbreNum >= 127) { // 94 on MT-32 - synth->printDebug("%s: Attempted to play unmapped key %d", name, key); - return; - } - int absTimbreNum = drumTimbreNum + 128; - TimbreParam *timbre = &synth->mt32ram.timbres[absTimbreNum].timbre; - memcpy(currentInstr, timbre->common.name, 10); -#if MT32EMU_MONITOR_INSTRUMENTS == 1 - synth->printDebug("%s (%s): starting poly (drum %d, timbre %d) - Vel %d Key %d", name, currentInstr, drumNum, absTimbreNum, vel, key); -#endif - if (drumCache[drumNum][0].dirty) { - cacheTimbre(drumCache[drumNum], timbre); - } - playPoly(drumCache[drumNum], key, MIDDLEC, vel); -} - -void Part::playNote(unsigned int key, int vel) { - int freqNum = key; - if (freqNum < 12) { - synth->printDebug("%s (%s): Attempted to play invalid key %d < 12; moving up by octave", name, currentInstr, key); - freqNum += 12; - } else if (freqNum > 108) { - synth->printDebug("%s (%s): Attempted to play invalid key %d > 108; moving down by octave", name, currentInstr, key); - while (freqNum > 108) { - freqNum -= 12; - } - } - // POLY1 mode, Single Assign - // Haven't found any software that uses any of the other poly modes - // FIXME:KG: Should this also apply to rhythm? - for (unsigned int i = 0; i < MT32EMU_MAX_POLY; i++) { - if (polyTable[i].isActive() && (polyTable[i].key == key)) { - //AbortPoly(&polyTable[i]); - stopNote(key); - break; - } - } -#if MT32EMU_MONITOR_INSTRUMENTS == 1 - synth->printDebug("%s (%s): starting poly - Vel %d Key %d", name, currentInstr, vel, key); -#endif - if (patchCache[0].dirty) { - cacheTimbre(patchCache, timbreTemp); - } - playPoly(patchCache, key, freqNum, vel); -} - -void Part::playPoly(const PatchCache cache[4], unsigned int key, int freqNum, int vel) { - unsigned int needPartials = cache[0].partialCount; - unsigned int freePartials = synth->partialManager->getFreePartialCount(); - - if (freePartials < needPartials) { - if (!synth->partialManager->freePartials(needPartials - freePartials, partNum)) { - synth->printDebug("%s (%s): Insufficient free partials to play key %d (vel=%d); needed=%d, free=%d", name, currentInstr, key, vel, needPartials, synth->partialManager->getFreePartialCount()); - return; - } - } - // Find free poly - int m; - for (m = 0; m < MT32EMU_MAX_POLY; m++) { - if (!polyTable[m].isActive()) { - break; - } - } - if (m == MT32EMU_MAX_POLY) { - synth->printDebug("%s (%s): No free poly to play key %d (vel %d)", name, currentInstr, key, vel); - return; - } - - dpoly *tpoly = &polyTable[m]; - - tpoly->isPlaying = true; - tpoly->key = key; - tpoly->isDecay = false; - tpoly->freqnum = freqNum; - tpoly->vel = vel; - tpoly->pedalhold = false; - - bool allnull = true; - for (int x = 0; x < 4; x++) { - if (cache[x].playPartial) { - tpoly->partials[x] = synth->partialManager->allocPartial(partNum); - allnull = false; - } else { - tpoly->partials[x] = NULL; - } - } - - if (allnull) - synth->printDebug("%s (%s): No partials to play for this instrument", name, this->currentInstr); - - tpoly->sustain = cache[0].sustain; - tpoly->volumeptr = &volumeMult; - - for (int x = 0; x < 4; x++) { - if (tpoly->partials[x] != NULL) { - tpoly->partials[x]->startPartial(tpoly, &cache[x], tpoly->partials[cache[x].structurePair]); - tpoly->partials[x]->setBend(bend); - } - } -} - -static void startDecayPoly(dpoly *tpoly) { - if (tpoly->isDecay) { - return; - } - tpoly->isDecay = true; - - for (int t = 0; t < 4; t++) { - Partial *partial = tpoly->partials[t]; - if (partial == NULL) - continue; - partial->startDecayAll(); - } - tpoly->isPlaying = false; -} - -void Part::allNotesOff() { - // Note: Unchecked on real MT-32, but the MIDI specification states that all notes off (0x7B) - // should treat the hold pedal as usual. - // All *sound* off (0x78) should stop notes immediately regardless of the hold pedal. - // The latter controller is not implemented on the MT-32 (according to the docs). - for (int q = 0; q < MT32EMU_MAX_POLY; q++) { - dpoly *tpoly = &polyTable[q]; - if (tpoly->isPlaying) { - if (holdpedal) - tpoly->pedalhold = true; - else if (tpoly->sustain) - startDecayPoly(tpoly); - } - } -} - -void Part::allSoundOff() { - for (int q = 0; q < MT32EMU_MAX_POLY; q++) { - dpoly *tpoly = &polyTable[q]; - if (tpoly->isPlaying) { - startDecayPoly(tpoly); - } - } -} - -void Part::stopPedalHold() { - for (int q = 0; q < MT32EMU_MAX_POLY; q++) { - dpoly *tpoly; - tpoly = &polyTable[q]; - if (tpoly->isActive() && tpoly->pedalhold) - stopNote(tpoly->key); - } -} - -void Part::stopNote(unsigned int key) { - // Non-sustaining instruments ignore stop commands. - // They die away eventually anyway - -#if MT32EMU_MONITOR_INSTRUMENTS == 1 - synth->printDebug("%s (%s): stopping key %d", name, currentInstr, key); -#endif - - if (key != 255) { - for (int q = 0; q < MT32EMU_MAX_POLY; q++) { - dpoly *tpoly = &polyTable[q]; - if (tpoly->isPlaying && tpoly->key == key) { - if (holdpedal) - tpoly->pedalhold = true; - else if (tpoly->sustain) - startDecayPoly(tpoly); - } - } - return; - } - - // Find oldest poly... yes, the MT-32 can be reconfigured to kill different poly first - // This is simplest - int oldest = -1; - Bit32u oldage = 0; - - for (int q = 0; q < MT32EMU_MAX_POLY; q++) { - dpoly *tpoly = &polyTable[q]; - - if (tpoly->isPlaying && !tpoly->isDecay) { - if (tpoly->getAge() >= oldage) { - oldage = tpoly->getAge(); - oldest = q; - } - } - } - - if (oldest != -1) { - startDecayPoly(&polyTable[oldest]); - } -} - -} diff --git a/sound/softsynth/mt32/part.h b/sound/softsynth/mt32/part.h deleted file mode 100644 index 54c4999653..0000000000 --- a/sound/softsynth/mt32/part.h +++ /dev/null @@ -1,113 +0,0 @@ -/* Copyright (c) 2003-2005 Various contributors - * - * Permission is hereby granted, free of charge, to any person obtaining a copy - * of this software and associated documentation files (the "Software"), to - * deal in the Software without restriction, including without limitation the - * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or - * sell copies of the Software, and to permit persons to whom the Software is - * furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in - * all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE - * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING - * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS - * IN THE SOFTWARE. - */ - -#ifndef MT32EMU_PART_H -#define MT32EMU_PART_H - -namespace MT32Emu { - -class PartialManager; -class Synth; - -class Part { -private: - // Pointers to the areas of the MT-32's memory dedicated to this part (for parts 1-8) - MemParams::PatchTemp *patchTemp; - TimbreParam *timbreTemp; - - // 0=Part 1, .. 7=Part 8, 8=Rhythm - unsigned int partNum; - - bool holdpedal; - - StereoVolume volumesetting; - - PatchCache patchCache[4]; - - float bend; // -1.0 .. +1.0 - - dpoly polyTable[MT32EMU_MAX_POLY]; - - void abortPoly(dpoly *poly); - - static int fixKeyfollow(int srckey); - static int fixBiaslevel(int srcpnt, int *dir); - - void setPatch(const PatchParam *patch); - -protected: - Synth *synth; - char name[8]; // "Part 1".."Part 8", "Rhythm" - char currentInstr[11]; - int expression; - Bit32u volumeMult; - - void updateVolume(); - void backupCacheToPartials(PatchCache cache[4]); - void cacheTimbre(PatchCache cache[4], const TimbreParam *timbre); - void playPoly(const PatchCache cache[4], unsigned int key, int freqNum, int vel); - const char *getName() const; - -public: - Part(Synth *synth, unsigned int usePartNum); - virtual ~Part() {} - virtual void playNote(unsigned int key, int vel); - void stopNote(unsigned int key); - void allNotesOff(); - void allSoundOff(); - int getVolume() const; - void setVolume(int midiVolume); - void setExpression(int midiExpression); - virtual void setPan(unsigned int midiPan); - virtual void setBend(unsigned int midiBend); - virtual void setModulation(unsigned int midiModulation); - virtual void setProgram(unsigned int midiProgram); - void setHoldPedal(bool pedalval); - void stopPedalHold(); - virtual void refresh(); - virtual void refreshTimbre(unsigned int absTimbreNum); - virtual void setTimbre(TimbreParam *timbre); - virtual unsigned int getAbsTimbreNum() const; - const char *getCurrentInstr() const; -}; - -class RhythmPart: public Part { - // Pointer to the area of the MT-32's memory dedicated to rhythm - const MemParams::RhythmTemp *rhythmTemp; - - // This caches the timbres/settings in use by the rhythm part - PatchCache drumCache[85][4]; - StereoVolume drumPan[85]; -public: - RhythmPart(Synth *synth, unsigned int usePartNum); - void refresh(); - void refreshTimbre(unsigned int timbreNum); - void setTimbre(TimbreParam *timbre); - void playNote(unsigned int key, int vel); - unsigned int getAbsTimbreNum() const; - void setPan(unsigned int midiPan); - void setBend(unsigned int midiBend); - void setModulation(unsigned int midiModulation); - void setProgram(unsigned int patchNum); -}; - -} -#endif diff --git a/sound/softsynth/mt32/partial.cpp b/sound/softsynth/mt32/partial.cpp deleted file mode 100644 index 5ba9ef6145..0000000000 --- a/sound/softsynth/mt32/partial.cpp +++ /dev/null @@ -1,968 +0,0 @@ -/* Copyright (c) 2003-2005 Various contributors - * - * Permission is hereby granted, free of charge, to any person obtaining a copy - * of this software and associated documentation files (the "Software"), to - * deal in the Software without restriction, including without limitation the - * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or - * sell copies of the Software, and to permit persons to whom the Software is - * furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in - * all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE - * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING - * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS - * IN THE SOFTWARE. - */ - -#include <stdlib.h> -#include <math.h> -#include <string.h> - -#include "mt32emu.h" - -#if defined(MACOSX) || defined(SOLARIS) || defined(__MINGW32__) -// Older versions of Mac OS X didn't supply a powf function, so using it -// will cause a binary incompatibility when trying to run a binary built -// on a newer OS X release on an olderr one. And Solaris 8 doesn't provide -// powf, floorf, fabsf etc. at all. -// Cross-compiled MinGW32 toolchains suffer from a cross-compile bug in -// libstdc++. math/stubs.o should be empty, but it comes with a symbol for -// powf, resulting in a linker error because of multiple definitions. -// Hence we re-define them here. The only potential drawback is that it -// might be a little bit slower this way. -#define powf(x,y) ((float)pow(x,y)) -#define floorf(x) ((float)floor(x)) -#define fabsf(x) ((float)fabs(x)) -#endif - -#define FIXEDPOINT_UDIV(x, y, point) (((x) << (point)) / ((y))) -#define FIXEDPOINT_SDIV(x, y, point) (((x) * (1 << point)) / ((y))) -#define FIXEDPOINT_UMULT(x, y, point) (((x) * (y)) >> point) -#define FIXEDPOINT_SMULT(x, y, point) (((x) * (y)) / (1 << point)) - -using namespace MT32Emu; - -Partial::Partial(Synth *useSynth) { - this->synth = useSynth; - ownerPart = -1; - poly = NULL; - pair = NULL; -#if MT32EMU_ACCURATENOTES == 1 - for (int i = 0; i < 3; i++) { - noteLookupStorage.waveforms[i] = new Bit16s[65536]; - } - noteLookup = ¬eLookupStorage; -#endif -} - -Partial::~Partial() { -#if MT32EMU_ACCURATENOTES == 1 - for (int i = 0; i < 3; i++) { - delete[] noteLookupStorage.waveforms[i]; - } - delete[] noteLookupStorage.wavTable; -#endif -} - -int Partial::getOwnerPart() const { - return ownerPart; -} - -bool Partial::isActive() { - return ownerPart > -1; -} - -const dpoly *Partial::getDpoly() const { - return this->poly; -} - -void Partial::activate(int part) { - // This just marks the partial as being assigned to a part - ownerPart = part; -} - -void Partial::deactivate() { - ownerPart = -1; - if (poly != NULL) { - for (int i = 0; i < 4; i++) { - if (poly->partials[i] == this) { - poly->partials[i] = NULL; - break; - } - } - if (pair != NULL) { - pair->pair = NULL; - } - } -} - -void Partial::initKeyFollow(int key) { - // Setup partial keyfollow - // Note follow relative to middle C - - // Calculate keyfollow for pitch -#if 1 - float rel = key == -1 ? 0.0f : (key - MIDDLEC); - float newPitch = rel * patchCache->pitchKeyfollow + patchCache->pitch + patchCache->pitchShift; - //FIXME:KG: Does it truncate the keyfollowed pitch to a semitone (towards MIDDLEC)? - //int newKey = (int)(rel * patchCache->pitchKeyfollow); - //float newPitch = newKey + patchCache->pitch + patchCache->pitchShift; -#else - float rel = key == -1 ? 0.0f : (key + patchCache->pitchShift - MIDDLEC); - float newPitch = rel * patchCache->pitchKeyfollow + patchCache->pitch; -#endif -#if MT32EMU_ACCURATENOTES == 1 - noteVal = newPitch; - synth->printDebug("key=%d, pitch=%f, pitchKeyfollow=%f, pitchShift=%f, newPitch=%f", key, (double)patchCache->pitch, (double)patchCache->pitchKeyfollow, (double)patchCache->pitchShift, (double)newPitch); -#else - float newPitchInt; - float newPitchFract = modff(newPitch, &newPitchInt); - if (newPitchFract > 0.5f) { - newPitchInt += 1.0f; - newPitchFract -= 1.0f; - } - noteVal = (int)newPitchInt; - fineShift = (int)(powf(2.0f, newPitchFract / 12.0f) * 4096.0f); - synth->printDebug("key=%d, pitch=%f, pitchKeyfollow=%f, pitchShift=%f, newPitch=%f, noteVal=%d, fineShift=%d", key, (double)patchCache->pitch, (double)patchCache->pitchKeyfollow, (double)patchCache->pitchShift, (double)newPitch, noteVal, fineShift); -#endif - // FIXME:KG: Raise/lower by octaves until in the supported range. - while (noteVal > HIGHEST_NOTE) // FIXME:KG: see tables.cpp: >108? - noteVal -= 12; - while (noteVal < LOWEST_NOTE) // FIXME:KG: see tables.cpp: <12? - noteVal += 12; - // Calculate keyfollow for filter - int keyfollow = ((key - MIDDLEC) * patchCache->filtkeyfollow) / 4096; - if (keyfollow > 108) - keyfollow = 108; - else if (keyfollow < -108) - keyfollow = -108; - filtVal = synth->tables.tvfKeyfollowMult[keyfollow + 108]; - realVal = synth->tables.tvfKeyfollowMult[(noteVal - MIDDLEC) + 108]; -} - -int Partial::getKey() const { - if (poly == NULL) { - return -1; - } else { - return poly->key; - } -} - -void Partial::startPartial(dpoly *usePoly, const PatchCache *useCache, Partial *pairPartial) { - if (usePoly == NULL || useCache == NULL) { - synth->printDebug("*** Error: Starting partial for owner %d, usePoly=%s, useCache=%s", ownerPart, usePoly == NULL ? "*** NULL ***" : "OK", useCache == NULL ? "*** NULL ***" : "OK"); - return; - } - patchCache = useCache; - poly = usePoly; - mixType = patchCache->structureMix; - structurePosition = patchCache->structurePosition; - - play = true; - initKeyFollow(poly->freqnum); // Initialises noteVal, filtVal and realVal -#if MT32EMU_ACCURATENOTES == 0 - noteLookup = &synth->tables.noteLookups[noteVal - LOWEST_NOTE]; -#else - Tables::initNote(synth, ¬eLookupStorage, noteVal, (float)synth->myProp.sampleRate, synth->masterTune, synth->pcmWaves, NULL); -#endif - keyLookup = &synth->tables.keyLookups[poly->freqnum - 12]; - - if (patchCache->PCMPartial) { - pcmNum = patchCache->pcm; - if (synth->controlROMMap->pcmCount > 128) { - // CM-32L, etc. support two "banks" of PCMs, selectable by waveform type parameter. - if (patchCache->waveform > 1) { - pcmNum += 128; - } - } - pcmWave = &synth->pcmWaves[pcmNum]; - } else { - pcmWave = NULL; - } - - lfoPos = 0; - pulsewidth = patchCache->pulsewidth + synth->tables.pwVelfollowAdd[patchCache->pwsens][poly->vel]; - if (pulsewidth > 100) { - pulsewidth = 100; - } else if (pulsewidth < 0) { - pulsewidth = 0; - } - - for (int e = 0; e < 3; e++) { - envs[e].envpos = 0; - envs[e].envstat = -1; - envs[e].envbase = 0; - envs[e].envdist = 0; - envs[e].envsize = 0; - envs[e].sustaining = false; - envs[e].decaying = false; - envs[e].prevlevel = 0; - envs[e].counter = 0; - envs[e].count = 0; - } - ampEnvVal = 0; - pitchEnvVal = 0; - pitchSustain = false; - loopPos = 0; - partialOff.pcmoffset = partialOff.pcmplace = 0; - pair = pairPartial; - useNoisePair = pairPartial == NULL && (mixType == 1 || mixType == 2); - age = 0; - alreadyOutputed = false; - memset(history,0,sizeof(history)); -} - -Bit16s *Partial::generateSamples(long length) { - if (!isActive() || alreadyOutputed) { - return NULL; - } - if (poly == NULL) { - synth->printDebug("*** ERROR: poly is NULL at Partial::generateSamples()!"); - return NULL; - } - - alreadyOutputed = true; - - // Generate samples - - Bit16s *partialBuf = &myBuffer[0]; - Bit32u volume = *poly->volumeptr; - while (length--) { - Bit32s envval; - Bit32s sample = 0; - if (!envs[EnvelopeType_amp].sustaining) { - if (envs[EnvelopeType_amp].count <= 0) { - Bit32u ampval = getAmpEnvelope(); - if (!play) { - deactivate(); - break; - } - if (ampval > 100) { - ampval = 100; - } - - ampval = synth->tables.volumeMult[ampval]; - ampval = FIXEDPOINT_UMULT(ampval, synth->tables.tvaVelfollowMult[poly->vel][(int)patchCache->ampEnv.velosens], 8); - //if (envs[EnvelopeType_amp].sustaining) - ampEnvVal = ampval; - } - --envs[EnvelopeType_amp].count; - } - - unsigned int lfoShift = 0x1000; - if (pitchSustain) { - // Calculate LFO position - // LFO does not kick in completely until pitch envelope sustains - if (patchCache->lfodepth > 0) { - lfoPos++; - if (lfoPos >= patchCache->lfoperiod) - lfoPos = 0; - int lfoatm = FIXEDPOINT_UDIV(lfoPos, patchCache->lfoperiod, 16); - int lfoatr = synth->tables.sintable[lfoatm]; - lfoShift = synth->tables.lfoShift[patchCache->lfodepth][lfoatr]; - } - } else { - // Calculate Pitch envelope - envval = getPitchEnvelope(); - int pd = patchCache->pitchEnv.depth; - pitchEnvVal = synth->tables.pitchEnvVal[pd][envval]; - } - - int delta; - - // Wrap positions or end if necessary - if (patchCache->PCMPartial) { - // PCM partial - - delta = noteLookup->wavTable[pcmNum]; - int len = pcmWave->len; - if (partialOff.pcmplace >= len) { - if (pcmWave->loop) { - //partialOff.pcmplace = partialOff.pcmoffset = 0; - partialOff.pcmplace %= len; - } else { - play = false; - deactivate(); - break; - } - } - } else { - // Synthesis partial - delta = 0x10000; - partialOff.pcmplace %= (Bit16u)noteLookup->div2; - } - - // Build delta for position of next sample - // Fix delta code - Bit32u tdelta = delta; -#if MT32EMU_ACCURATENOTES == 0 - tdelta = FIXEDPOINT_UMULT(tdelta, fineShift, 12); -#endif - tdelta = FIXEDPOINT_UMULT(tdelta, pitchEnvVal, 12); - tdelta = FIXEDPOINT_UMULT(tdelta, lfoShift, 12); - tdelta = FIXEDPOINT_UMULT(tdelta, bendShift, 12); - delta = (int)tdelta; - - // Get waveform - either PCM or synthesized sawtooth or square - if (ampEnvVal > 0) { - if (patchCache->PCMPartial) { - // Render PCM sample - int ra, rb, dist; - Bit32u taddr; - Bit32u pcmAddr = pcmWave->addr; - if (delta < 0x10000) { - // Linear sound interpolation - taddr = pcmAddr + partialOff.pcmplace; - ra = synth->pcmROMData[taddr]; - taddr++; - if (taddr == pcmAddr + pcmWave->len) { - // Past end of PCM - if (pcmWave->loop) { - rb = synth->pcmROMData[pcmAddr]; - } else { - rb = 0; - } - } else { - rb = synth->pcmROMData[taddr]; - } - dist = rb - ra; - sample = (ra + ((dist * (Bit32s)(partialOff.pcmoffset >> 8)) >> 8)); - } else { - // Sound decimation - // The right way to do it is to use a lowpass filter on the waveform before selecting - // a point. This is too slow. The following approximates this as fast as possible - int idelta = delta >> 16; - taddr = pcmAddr + partialOff.pcmplace; - ra = synth->pcmROMData[taddr++]; - for (int ix = 0; ix < idelta - 1; ix++) { - if (taddr == pcmAddr + pcmWave->len) { - // Past end of PCM - if (pcmWave->loop) { - taddr = pcmAddr; - } else { - // Behave as if all subsequent samples were 0 - break; - } - } - ra += synth->pcmROMData[taddr++]; - } - sample = ra / idelta; - } - } else { - // Render synthesised sample - int toff = partialOff.pcmplace; - int minorplace = partialOff.pcmoffset >> 14; - Bit32s filterInput; - Bit32s filtval = getFiltEnvelope(); - - //synth->printDebug("Filtval: %d", filtval); - - if ((patchCache->waveform & 1) == 0) { - // Square waveform. Made by combining two pregenerated bandlimited - // sawtooth waveforms - Bit32u ofsA = ((toff << 2) + minorplace) % noteLookup->waveformSize[0]; - int width = FIXEDPOINT_UMULT(noteLookup->div2, synth->tables.pwFactor[pulsewidth], 7); - Bit32u ofsB = (ofsA + width) % noteLookup->waveformSize[0]; - Bit16s pa = noteLookup->waveforms[0][ofsA]; - Bit16s pb = noteLookup->waveforms[0][ofsB]; - filterInput = pa - pb; - // Non-bandlimited squarewave - /* - ofs = FIXEDPOINT_UMULT(noteLookup->div2, synth->tables.pwFactor[patchCache->pulsewidth], 8); - if (toff < ofs) - sample = 1 * WGAMP; - else - sample = -1 * WGAMP; - */ - } else { - // Sawtooth. Made by combining the full cosine and half cosine according - // to how it looks on the MT-32. What it really does it takes the - // square wave and multiplies it by a full cosine - int waveoff = (toff << 2) + minorplace; - if (toff < noteLookup->sawTable[pulsewidth]) - filterInput = noteLookup->waveforms[1][waveoff % noteLookup->waveformSize[1]]; - else - filterInput = noteLookup->waveforms[2][waveoff % noteLookup->waveformSize[2]]; - // This is the correct way - // Seems slow to me (though bandlimited) -- doesn't seem to - // sound any better though - /* - //int pw = (patchCache->pulsewidth * pulsemod[filtval]) >> 8; - - Bit32u ofs = toff % (noteLookup->div2 >> 1); - - Bit32u ofs3 = toff + FIXEDPOINT_UMULT(noteLookup->div2, synth->tables.pwFactor[patchCache->pulsewidth], 9); - ofs3 = ofs3 % (noteLookup->div2 >> 1); - - pa = noteLookup->waveforms[0][ofs]; - pb = noteLookup->waveforms[0][ofs3]; - sample = ((pa - pb) * noteLookup->waveforms[2][toff]) / 2; - */ - } - - //Very exact filter - if (filtval > ((FILTERGRAN * 15) / 16)) - filtval = ((FILTERGRAN * 15) / 16); - sample = (Bit32s)(floorf((synth->iirFilter)((float)filterInput, &history[0], synth->tables.filtCoeff[filtval][(int)patchCache->filtEnv.resonance])) / synth->tables.resonanceFactor[patchCache->filtEnv.resonance]); - if (sample < -32768) { - synth->printDebug("Overdriven amplitude for %d: %d:=%d < -32768", patchCache->waveform, filterInput, sample); - sample = -32768; - } - else if (sample > 32767) { - synth->printDebug("Overdriven amplitude for %d: %d:=%d > 32767", patchCache->waveform, filterInput, sample); - sample = 32767; - } - } - } - - // Add calculated delta to our waveform offset - Bit32u absOff = ((partialOff.pcmplace << 16) | partialOff.pcmoffset); - absOff += delta; - partialOff.pcmplace = (Bit16u)((absOff & 0xFFFF0000) >> 16); - partialOff.pcmoffset = (Bit16u)(absOff & 0xFFFF); - - // Put volume envelope over generated sample - sample = FIXEDPOINT_SMULT(sample, ampEnvVal, 9); - sample = FIXEDPOINT_SMULT(sample, volume, 7); - envs[EnvelopeType_amp].envpos++; - envs[EnvelopeType_pitch].envpos++; - envs[EnvelopeType_filt].envpos++; - - *partialBuf++ = (Bit16s)sample; - } - // We may have deactivated and broken out of the loop before the end of the buffer, - // if so then fill the remainder with 0s. - if (++length > 0) - memset(partialBuf, 0, length * 2); - return &myBuffer[0]; -} - -void Partial::setBend(float factor) { - if (!patchCache->useBender || factor == 0.0f) { - bendShift = 4096; - return; - } - // NOTE:KG: We can't do this smoothly with lookup tables, unless we use several MB. - // FIXME:KG: Bend should be influenced by pitch key-follow too, according to docs. - float bendSemitones = factor * patchCache->benderRange; // -24 .. 24 - float mult = powf(2.0f, bendSemitones / 12.0f); - synth->printDebug("setBend(): factor=%f, benderRange=%f, semitones=%f, mult=%f\n", (double)factor, (double)patchCache->benderRange, (double)bendSemitones, (double)mult); - bendShift = (int)(mult * 4096.0f); -} - -Bit16s *Partial::mixBuffers(Bit16s * buf1, Bit16s *buf2, int len) { - if (buf1 == NULL) - return buf2; - if (buf2 == NULL) - return buf1; - - Bit16s *outBuf = buf1; -#if MT32EMU_USE_MMX >= 1 - // KG: This seems to be fine - int donelen = i386_mixBuffers(buf1, buf2, len); - len -= donelen; - buf1 += donelen; - buf2 += donelen; -#endif - while (len--) { - *buf1 = *buf1 + *buf2; - buf1++, buf2++; - } - return outBuf; -} - -Bit16s *Partial::mixBuffersRingMix(Bit16s * buf1, Bit16s *buf2, int len) { - if (buf1 == NULL) - return NULL; - if (buf2 == NULL) { - Bit16s *outBuf = buf1; - while (len--) { - if (*buf1 < -8192) - *buf1 = -8192; - else if (*buf1 > 8192) - *buf1 = 8192; - buf1++; - } - return outBuf; - } - - Bit16s *outBuf = buf1; -#if MT32EMU_USE_MMX >= 1 - // KG: This seems to be fine - int donelen = i386_mixBuffersRingMix(buf1, buf2, len); - len -= donelen; - buf1 += donelen; - buf2 += donelen; -#endif - while (len--) { - float a, b; - a = ((float)*buf1) / 8192.0f; - b = ((float)*buf2) / 8192.0f; - a = (a * b) + a; - if (a > 1.0f) - a = 1.0f; - if (a < -1.0f) - a = -1.0f; - *buf1 = (Bit16s)(a * 8192.0f); - buf1++; - buf2++; - //buf1[i] = (Bit16s)(((Bit32s)buf1[i] * (Bit32s)buf2[i]) >> 10) + buf1[i]; - } - return outBuf; -} - -Bit16s *Partial::mixBuffersRing(Bit16s * buf1, Bit16s *buf2, int len) { - if (buf1 == NULL) { - return NULL; - } - if (buf2 == NULL) { - return NULL; - } - - Bit16s *outBuf = buf1; -#if MT32EMU_USE_MMX >= 1 - // FIXME:KG: Not really checked as working - int donelen = i386_mixBuffersRing(buf1, buf2, len); - len -= donelen; - buf1 += donelen; - buf2 += donelen; -#endif - while (len--) { - float a, b; - a = ((float)*buf1) / 8192.0f; - b = ((float)*buf2) / 8192.0f; - a *= b; - if (a > 1.0f) - a = 1.0f; - if (a < -1.0f) - a = -1.0f; - *buf1 = (Bit16s)(a * 8192.0f); - buf1++; - buf2++; - } - return outBuf; -} - -void Partial::mixBuffersStereo(Bit16s *buf1, Bit16s *buf2, Bit16s *outBuf, int len) { - if (buf2 == NULL) { - while (len--) { - *outBuf++ = *buf1++; - *outBuf++ = 0; - } - } else if (buf1 == NULL) { - while (len--) { - *outBuf++ = 0; - *outBuf++ = *buf2++; - } - } else { - while (len--) { - *outBuf++ = *buf1++; - *outBuf++ = *buf2++; - } - } -} - -bool Partial::produceOutput(Bit16s *partialBuf, long length) { - if (!isActive() || alreadyOutputed) - return false; - if (poly == NULL) { - synth->printDebug("*** ERROR: poly is NULL at Partial::produceOutput()!"); - return false; - } - - Bit16s *pairBuf = NULL; - // Check for dependant partial - if (pair != NULL) { - if (!pair->alreadyOutputed) { - // Note: pair may have become NULL after this - pairBuf = pair->generateSamples(length); - } - } else if (useNoisePair) { - // Generate noise for pairless ring mix - pairBuf = synth->tables.noiseBuf; - } - - Bit16s *myBuf = generateSamples(length); - - if (myBuf == NULL && pairBuf == NULL) - return false; - - Bit16s *p1buf, *p2buf; - - if (structurePosition == 0 || pairBuf == NULL) { - p1buf = myBuf; - p2buf = pairBuf; - } else { - p2buf = myBuf; - p1buf = pairBuf; - } - - //synth->printDebug("mixType: %d", mixType); - - Bit16s *mixedBuf; - switch (mixType) { - case 0: - // Standard sound mix - mixedBuf = mixBuffers(p1buf, p2buf, length); - break; - - case 1: - // Ring modulation with sound mix - mixedBuf = mixBuffersRingMix(p1buf, p2buf, length); - break; - - case 2: - // Ring modulation alone - mixedBuf = mixBuffersRing(p1buf, p2buf, length); - break; - - case 3: - // Stereo mixing. One partial to one speaker channel, one to another. - // FIXME:KG: Surely we should be multiplying by the left/right volumes here? - mixBuffersStereo(p1buf, p2buf, partialBuf, length); - return true; - - default: - mixedBuf = mixBuffers(p1buf, p2buf, length); - break; - } - - if (mixedBuf == NULL) - return false; - - Bit16s leftvol, rightvol; - leftvol = patchCache->pansetptr->leftvol; - rightvol = patchCache->pansetptr->rightvol; - -#if MT32EMU_USE_MMX >= 2 - // FIXME:KG: This appears to introduce crackle - int donelen = i386_partialProductOutput(length, leftvol, rightvol, partialBuf, mixedBuf); - length -= donelen; - mixedBuf += donelen; - partialBuf += donelen * 2; -#endif - while (length--) { - *partialBuf++ = (Bit16s)(((Bit32s)*mixedBuf * (Bit32s)leftvol) >> 15); - *partialBuf++ = (Bit16s)(((Bit32s)*mixedBuf * (Bit32s)rightvol) >> 15); - mixedBuf++; - } - return true; -} - -Bit32s Partial::getFiltEnvelope() { - int reshigh; - - int cutoff, depth; - - EnvelopeStatus *tStat = &envs[EnvelopeType_filt]; - - if (tStat->decaying) { - reshigh = tStat->envbase; - reshigh = (reshigh + ((tStat->envdist * tStat->envpos) / tStat->envsize)); - if (tStat->envpos >= tStat->envsize) - reshigh = 0; - } else { - if (tStat->envstat==4) { - reshigh = patchCache->filtsustain; - if (!poly->sustain) { - startDecay(EnvelopeType_filt, reshigh); - } - } else { - if ((tStat->envstat==-1) || (tStat->envpos >= tStat->envsize)) { - if (tStat->envstat==-1) - tStat->envbase = 0; - else - tStat->envbase = patchCache->filtEnv.envlevel[tStat->envstat]; - tStat->envstat++; - tStat->envpos = 0; - if (tStat->envstat == 3) { - tStat->envsize = synth->tables.envTime[(int)patchCache->filtEnv.envtime[tStat->envstat]]; - } else { - Bit32u envTime = (int)patchCache->filtEnv.envtime[tStat->envstat]; - if (tStat->envstat > 1) { - int envDiff = abs(patchCache->filtEnv.envlevel[tStat->envstat] - patchCache->filtEnv.envlevel[tStat->envstat - 1]); - if (envTime > synth->tables.envDeltaMaxTime[envDiff]) { - envTime = synth->tables.envDeltaMaxTime[envDiff]; - } - } - - tStat->envsize = (synth->tables.envTime[envTime] * keyLookup->envTimeMult[(int)patchCache->filtEnv.envtkf]) >> 8; - } - - tStat->envsize++; - tStat->envdist = patchCache->filtEnv.envlevel[tStat->envstat] - tStat->envbase; - } - - reshigh = tStat->envbase; - reshigh = (reshigh + ((tStat->envdist * tStat->envpos) / tStat->envsize)); - - } - tStat->prevlevel = reshigh; - } - - cutoff = patchCache->filtEnv.cutoff; - - //if (patchCache->waveform==1) reshigh = (reshigh * 3) >> 2; - - depth = patchCache->filtEnv.envdepth; - - //int sensedep = (depth * 127-patchCache->filtEnv.envsense) >> 7; - depth = FIXEDPOINT_UMULT(depth, synth->tables.tvfVelfollowMult[poly->vel][(int)patchCache->filtEnv.envsense], 8); - - int bias = patchCache->tvfbias; - int dist; - - if (bias != 0) { - //FIXME:KG: Is this really based on pitch (as now), or key pressed? - //synth->printDebug("Cutoff before %d", cutoff); - if (patchCache->tvfdir == 0) { - if (noteVal < bias) { - dist = bias - noteVal; - cutoff = FIXEDPOINT_UMULT(cutoff, synth->tables.tvfBiasMult[patchCache->tvfblevel][dist], 8); - } - } else { - // > Bias - if (noteVal > bias) { - dist = noteVal - bias; - cutoff = FIXEDPOINT_UMULT(cutoff, synth->tables.tvfBiasMult[patchCache->tvfblevel][dist], 8); - } - - } - //synth->printDebug("Cutoff after %d", cutoff); - } - - depth = (depth * keyLookup->envDepthMult[patchCache->filtEnv.envdkf]) >> 8; - reshigh = (reshigh * depth) >> 7; - - Bit32s tmp; - - cutoff *= filtVal; - cutoff /= realVal; //FIXME:KG: With filter keyfollow 0, this makes no sense. What's correct? - - reshigh *= filtVal; - reshigh /= realVal; //FIXME:KG: As above for cutoff - - if (patchCache->waveform == 1) { - reshigh = (reshigh * 65) / 100; - } - - if (cutoff > 100) - cutoff = 100; - else if (cutoff < 0) - cutoff = 0; - if (reshigh > 100) - reshigh = 100; - else if (reshigh < 0) - reshigh = 0; - tmp = noteLookup->nfiltTable[cutoff][reshigh]; - //tmp *= keyfollow; - //tmp /= realfollow; - - //synth->printDebug("Cutoff %d, tmp %d, freq %d", cutoff, tmp, tmp * 256); - return tmp; -} - -bool Partial::shouldReverb() { - if (!isActive()) - return false; - return patchCache->reverb; -} - -Bit32u Partial::getAmpEnvelope() { - Bit32s tc; - - EnvelopeStatus *tStat = &envs[EnvelopeType_amp]; - - if (!play) - return 0; - - if (tStat->decaying) { - tc = tStat->envbase; - tc += (tStat->envdist * tStat->envpos) / tStat->envsize; - if (tc < 0) - tc = 0; - if ((tStat->envpos >= tStat->envsize) || (tc == 0)) { - play = false; - // Don't have to worry about prevlevel storage or anything, this partial's about to die - return 0; - } - } else { - if ((tStat->envstat == -1) || (tStat->envpos >= tStat->envsize)) { - if (tStat->envstat == -1) - tStat->envbase = 0; - else - tStat->envbase = patchCache->ampEnv.envlevel[tStat->envstat]; - tStat->envstat++; - tStat->envpos = 0; - if (tStat->envstat == 4) { - //synth->printDebug("Envstat %d, size %d", tStat->envstat, tStat->envsize); - tc = patchCache->ampEnv.envlevel[3]; - if (!poly->sustain) - startDecay(EnvelopeType_amp, tc); - else - tStat->sustaining = true; - goto PastCalc; - } - Bit8u targetLevel = patchCache->ampEnv.envlevel[tStat->envstat]; - tStat->envdist = targetLevel - tStat->envbase; - Bit32u envTime = patchCache->ampEnv.envtime[tStat->envstat]; - if (targetLevel == 0) { - tStat->envsize = synth->tables.envDecayTime[envTime]; - } else { - int envLevelDelta = abs(tStat->envdist); - if (envTime > synth->tables.envDeltaMaxTime[envLevelDelta]) { - envTime = synth->tables.envDeltaMaxTime[envLevelDelta]; - } - tStat->envsize = synth->tables.envTime[envTime]; - } - - // Time keyfollow is used by all sections of the envelope (confirmed on CM-32L) - tStat->envsize = FIXEDPOINT_UMULT(tStat->envsize, keyLookup->envTimeMult[(int)patchCache->ampEnv.envtkf], 8); - - switch (tStat->envstat) { - case 0: - //Spot for velocity time follow - //Only used for first attack - tStat->envsize = FIXEDPOINT_UMULT(tStat->envsize, synth->tables.envTimeVelfollowMult[(int)patchCache->ampEnv.envvkf][poly->vel], 8); - //synth->printDebug("Envstat %d, size %d", tStat->envstat, tStat->envsize); - break; - case 1: - case 2: - case 3: - //synth->printDebug("Envstat %d, size %d", tStat->envstat, tStat->envsize); - break; - default: - synth->printDebug("Invalid TVA envelope number %d hit!", tStat->envstat); - break; - } - - tStat->envsize++; - - if (tStat->envdist != 0) { - tStat->counter = abs(tStat->envsize / tStat->envdist); - //synth->printDebug("Pos %d, envsize %d envdist %d", tStat->envstat, tStat->envsize, tStat->envdist); - } else { - tStat->counter = 0; - //synth->printDebug("Pos %d, envsize %d envdist %d", tStat->envstat, tStat->envsize, tStat->envdist); - } - } - tc = tStat->envbase; - tc = (tc + ((tStat->envdist * tStat->envpos) / tStat->envsize)); - tStat->count = tStat->counter; -PastCalc: - tc = (tc * (Bit32s)patchCache->ampEnv.level) / 100; - } - - // Prevlevel storage is bottle neck - tStat->prevlevel = tc; - - //Bias level crap stuff now - - for (int i = 0; i < 2; i++) { - if (patchCache->ampblevel[i]!=0) { - int bias = patchCache->ampbias[i]; - if (patchCache->ampdir[i]==0) { - // < Bias - if (noteVal < bias) { - int dist = bias - noteVal; - tc = FIXEDPOINT_UMULT(tc, synth->tables.tvaBiasMult[patchCache->ampblevel[i]][dist], 8); - } - } else { - // > Bias - if (noteVal > bias) { - int dist = noteVal - bias; - tc = FIXEDPOINT_UMULT(tc, synth->tables.tvaBiasMult[patchCache->ampblevel[i]][dist], 8); - } - } - } - } - if (tc < 0) { - synth->printDebug("*** ERROR: tc < 0 (%d) at getAmpEnvelope()", tc); - tc = 0; - } - return (Bit32u)tc; -} - -Bit32s Partial::getPitchEnvelope() { - EnvelopeStatus *tStat = &envs[EnvelopeType_pitch]; - - Bit32s tc; - pitchSustain = false; - if (tStat->decaying) { - if (tStat->envpos >= tStat->envsize) - tc = patchCache->pitchEnv.level[4]; - else { - tc = tStat->envbase; - tc = (tc + ((tStat->envdist * tStat->envpos) / tStat->envsize)); - } - } else { - if (tStat->envstat==3) { - tc = patchCache->pitchsustain; - if (poly->sustain) - pitchSustain = true; - else - startDecay(EnvelopeType_pitch, tc); - } else { - if ((tStat->envstat==-1) || (tStat->envpos >= tStat->envsize)) { - tStat->envstat++; - - tStat->envbase = patchCache->pitchEnv.level[tStat->envstat]; - - Bit32u envTime = patchCache->pitchEnv.time[tStat->envstat]; - int envDiff = abs(patchCache->pitchEnv.level[tStat->envstat] - patchCache->pitchEnv.level[tStat->envstat + 1]); - if (envTime > synth->tables.envDeltaMaxTime[envDiff]) { - envTime = synth->tables.envDeltaMaxTime[envDiff]; - } - - tStat->envsize = (synth->tables.envTime[envTime] * keyLookup->envTimeMult[(int)patchCache->pitchEnv.timekeyfollow]) >> 8; - - tStat->envpos = 0; - tStat->envsize++; - tStat->envdist = patchCache->pitchEnv.level[tStat->envstat + 1] - tStat->envbase; - } - tc = tStat->envbase; - tc = (tc + ((tStat->envdist * tStat->envpos) / tStat->envsize)); - } - tStat->prevlevel = tc; - } - return tc; -} - -void Partial::startDecayAll() { - startDecay(EnvelopeType_amp, envs[EnvelopeType_amp].prevlevel); - startDecay(EnvelopeType_filt, envs[EnvelopeType_filt].prevlevel); - startDecay(EnvelopeType_pitch, envs[EnvelopeType_pitch].prevlevel); - pitchSustain = false; -} - -void Partial::startDecay(EnvelopeType envnum, Bit32s startval) { - EnvelopeStatus *tStat = &envs[envnum]; - - tStat->sustaining = false; - tStat->decaying = true; - tStat->envpos = 0; - tStat->envbase = startval; - - switch (envnum) { - case EnvelopeType_amp: - tStat->envsize = FIXEDPOINT_UMULT(synth->tables.envDecayTime[(int)patchCache->ampEnv.envtime[4]], keyLookup->envTimeMult[(int)patchCache->ampEnv.envtkf], 8); - tStat->envdist = -startval; - break; - case EnvelopeType_filt: - tStat->envsize = FIXEDPOINT_UMULT(synth->tables.envDecayTime[(int)patchCache->filtEnv.envtime[4]], keyLookup->envTimeMult[(int)patchCache->filtEnv.envtkf], 8); - tStat->envdist = -startval; - break; - case EnvelopeType_pitch: - tStat->envsize = FIXEDPOINT_UMULT(synth->tables.envDecayTime[(int)patchCache->pitchEnv.time[3]], keyLookup->envTimeMult[(int)patchCache->pitchEnv.timekeyfollow], 8); - tStat->envdist = patchCache->pitchEnv.level[4] - startval; - break; - default: - break; - } - tStat->envsize++; -} diff --git a/sound/softsynth/mt32/partial.h b/sound/softsynth/mt32/partial.h deleted file mode 100644 index 93d8bcd985..0000000000 --- a/sound/softsynth/mt32/partial.h +++ /dev/null @@ -1,148 +0,0 @@ -/* Copyright (c) 2003-2005 Various contributors - * - * Permission is hereby granted, free of charge, to any person obtaining a copy - * of this software and associated documentation files (the "Software"), to - * deal in the Software without restriction, including without limitation the - * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or - * sell copies of the Software, and to permit persons to whom the Software is - * furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in - * all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE - * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING - * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS - * IN THE SOFTWARE. - */ - -#ifndef MT32EMU_PARTIAL_H -#define MT32EMU_PARTIAL_H - -namespace MT32Emu { - -class Synth; -struct NoteLookup; - -enum EnvelopeType { - EnvelopeType_amp = 0, - EnvelopeType_filt = 1, - EnvelopeType_pitch = 2 -}; - -struct EnvelopeStatus { - Bit32s envpos; - Bit32s envstat; - Bit32s envbase; - Bit32s envdist; - Bit32s envsize; - - bool sustaining; - bool decaying; - Bit32s prevlevel; - - Bit32s counter; - Bit32s count; -}; - -// Class definition of MT-32 partials. 32 in all. -class Partial { -private: - Synth *synth; - - int ownerPart; // -1 if unassigned - int mixType; - int structurePosition; // 0 or 1 of a structure pair - bool useNoisePair; - - Bit16s myBuffer[MAX_SAMPLE_OUTPUT]; - - // Keyfollowed note value -#if MT32EMU_ACCURATENOTES == 1 - NoteLookup noteLookupStorage; - float noteVal; -#else - int noteVal; - int fineShift; -#endif - const NoteLookup *noteLookup; // LUTs for this noteVal - const KeyLookup *keyLookup; // LUTs for the clamped (12..108) key - - // Keyfollowed filter values - int realVal; - int filtVal; - - // Only used for PCM partials - int pcmNum; - PCMWaveEntry *pcmWave; - - int pulsewidth; - - Bit32u lfoPos; - soundaddr partialOff; - - Bit32u ampEnvVal; - Bit32u pitchEnvVal; - - float history[32]; - - bool pitchSustain; - - int loopPos; - - dpoly *poly; - - int bendShift; - - Bit16s *mixBuffers(Bit16s *buf1, Bit16s *buf2, int len); - Bit16s *mixBuffersRingMix(Bit16s *buf1, Bit16s *buf2, int len); - Bit16s *mixBuffersRing(Bit16s *buf1, Bit16s *buf2, int len); - void mixBuffersStereo(Bit16s *buf1, Bit16s *buf2, Bit16s *outBuf, int len); - - Bit32s getFiltEnvelope(); - Bit32u getAmpEnvelope(); - Bit32s getPitchEnvelope(); - - void initKeyFollow(int freqNum); - -public: - const PatchCache *patchCache; - EnvelopeStatus envs[3]; - bool play; - - PatchCache cachebackup; - - Partial *pair; - bool alreadyOutputed; - Bit32u age; - - Partial(Synth *synth); - ~Partial(); - - int getOwnerPart() const; - int getKey() const; - const dpoly *getDpoly() const; - bool isActive(); - void activate(int part); - void deactivate(void); - void startPartial(dpoly *usePoly, const PatchCache *useCache, Partial *pairPartial); - void startDecay(EnvelopeType envnum, Bit32s startval); - void startDecayAll(); - void setBend(float factor); - bool shouldReverb(); - - // Returns true only if data written to buffer - // This function (unlike the one below it) returns processed stereo samples - // made from combining this single partial with its pair, if it has one. - bool produceOutput(Bit16s * partialBuf, long length); - - // This function produces mono sample output using the partial's private internal buffer - Bit16s *generateSamples(long length); -}; - -} - -#endif diff --git a/sound/softsynth/mt32/partialManager.cpp b/sound/softsynth/mt32/partialManager.cpp deleted file mode 100644 index 3d3b6302db..0000000000 --- a/sound/softsynth/mt32/partialManager.cpp +++ /dev/null @@ -1,272 +0,0 @@ -/* Copyright (c) 2003-2005 Various contributors - * - * Permission is hereby granted, free of charge, to any person obtaining a copy - * of this software and associated documentation files (the "Software"), to - * deal in the Software without restriction, including without limitation the - * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or - * sell copies of the Software, and to permit persons to whom the Software is - * furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in - * all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE - * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING - * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS - * IN THE SOFTWARE. - */ - -#include <string.h> - -#include "mt32emu.h" - -using namespace MT32Emu; - -PartialManager::PartialManager(Synth *useSynth) { - this->synth = useSynth; - for (int i = 0; i < MT32EMU_MAX_PARTIALS; i++) - partialTable[i] = new Partial(synth); -} - -PartialManager::~PartialManager(void) { - for (int i = 0; i < MT32EMU_MAX_PARTIALS; i++) - delete partialTable[i]; -} - -void PartialManager::getPerPartPartialUsage(int usage[9]) { - memset(usage, 0, 9 * sizeof (int)); - for (int i = 0; i < MT32EMU_MAX_PARTIALS; i++) { - if (partialTable[i]->isActive()) - usage[partialTable[i]->getOwnerPart()]++; - } -} - -void PartialManager::clearAlreadyOutputed() { - for (int i = 0; i < MT32EMU_MAX_PARTIALS; i++) - partialTable[i]->alreadyOutputed = false; -} - -void PartialManager::ageAll() { - for (int i = 0; i < MT32EMU_MAX_PARTIALS; i++) - partialTable[i]->age++; -} - -bool PartialManager::shouldReverb(int i) { - return partialTable[i]->shouldReverb(); -} - -bool PartialManager::produceOutput(int i, Bit16s *buffer, Bit32u bufferLength) { - return partialTable[i]->produceOutput(buffer, bufferLength); -} - -void PartialManager::deactivateAll() { - for (int i = 0; i < MT32EMU_MAX_PARTIALS; i++) { - partialTable[i]->deactivate(); - } -} - -unsigned int PartialManager::setReserve(Bit8u *rset) { - unsigned int pr = 0; - for (int x = 0; x < 9; x++) { - for (int y = 0; y < rset[x]; y++) { - partialReserveTable[pr] = x; - pr++; - } - } - return pr; -} - -Partial *PartialManager::allocPartial(int partNum) { - Partial *outPartial = NULL; - - // Use the first inactive partial reserved for the specified part (if there are any) - // Otherwise, use the last inactive partial, if any - for (int i = 0; i < MT32EMU_MAX_PARTIALS; i++) { - if (!partialTable[i]->isActive()) { - outPartial = partialTable[i]; - if (partialReserveTable[i] == partNum) - break; - } - } - if (outPartial != NULL) { - outPartial->activate(partNum); - outPartial->age = 0; - } - return outPartial; -} - -unsigned int PartialManager::getFreePartialCount(void) { - int count = 0; - memset(partialPart, 0, sizeof(partialPart)); - for (int i = 0; i < MT32EMU_MAX_PARTIALS; i++) { - if (!partialTable[i]->isActive()) - count++; - else - partialPart[partialTable[i]->getOwnerPart()]++; - } - return count; -} - -/* -bool PartialManager::freePartials(unsigned int needed, int partNum) { - int i; - int myPartPrior = (int)mt32ram.system.reserveSettings[partNum]; - if (myPartPrior<partialPart[partNum]) { - //This can have more parts, must kill off those with less priority - int most, mostPart; - while (needed > 0) { - int selectPart = -1; - //Find the worst offender with more partials than allocated and kill them - most = -1; - mostPart = -1; - int diff; - - for (i=0;i<9;i++) { - diff = partialPart[i] - (int)mt32ram.system.reserveSettings[i]; - - if (diff>0) { - if (diff>most) { - most = diff; - mostPart = i; - } - } - } - selectPart = mostPart; - if (selectPart == -1) { - // All parts are within the allocated limits, you suck - // Look for first partial not of this part that's decaying perhaps? - return false; - } - bool found; - int oldest; - int oldnum; - while (partialPart[selectPart] > (int)mt32ram.system.reserveSettings[selectPart]) { - oldest = -1; - oldnum = -1; - found = false; - for (i = 0; i < MT32EMU_MAX_PARTIALS; i++) { - if (partialTable[i]->isActive) { - if (partialTable[i]->ownerPart == selectPart) { - found = true; - if (partialTable[i]->age > oldest) { - oldest = partialTable[i]->age; - oldnum = i; - } - } - } - } - if (!found) break; - partialTable[oldnum]->deactivate(); - --partialPart[selectPart]; - --needed; - } - - } - return true; - - } else { - //This part has reached its max, must kill off its own - bool found; - int oldest; - int oldnum; - while (needed > 0) { - oldest = -1; - oldnum = -1; - found = false; - for (i = 0; i < MT32EMU_MAX_PARTIALS; i++) { - if (partialTable[i]->isActive) { - if (partialTable[i]->ownerPart == partNum) { - found = true; - if (partialTable[i]->age > oldest) { - oldest = partialTable[i]->age; - oldnum = i; - } - } - } - } - if (!found) break; - partialTable[oldnum]->deactivate(); - --needed; - } - // Couldn't free enough partials, sorry - if (needed>0) return false; - return true; - } - -} -*/ -bool PartialManager::freePartials(unsigned int needed, int partNum) { - if (needed == 0) { - return true; - } - // Reclaim partials reserved for this part - // Kill those that are already decaying first - /* - for (int i = 0; i < MT32EMU_MAX_PARTIALS; i++) { - if (partialReserveTable[i] == partNum) { - if (partialTable[i]->ownerPart != partNum) { - if (partialTable[i]->partCache->envs[AMPENV].decaying) { - partialTable[i]->isActive = false; - --needed; - if (needed == 0) - return true; - } - } - } - }*/ - // Then kill those with the lowest part priority -- oldest at the moment - while (needed > 0) { - Bit32u prior = 0; - int priornum = -1; - - for (int i = 0; i < MT32EMU_MAX_PARTIALS; i++) { - if (partialReserveTable[i] == partNum && partialTable[i]->isActive() && partialTable[i]->getOwnerPart() != partNum) { - /* - if (mt32ram.system.reserveSettings[partialTable[i]->ownerPart] < prior) { - prior = mt32ram.system.reserveSettings[partialTable[i]->ownerPart]; - priornum = i; - }*/ - if (partialTable[i]->age >= prior) { - prior = partialTable[i]->age; - priornum = i; - } - } - } - if (priornum != -1) { - partialTable[priornum]->deactivate(); - --needed; - } else { - break; - } - } - - // Kill off the oldest partials within this part - while (needed > 0) { - Bit32u oldest = 0; - int oldlist = -1; - for (int i = 0; i < MT32EMU_MAX_PARTIALS; i++) { - if (partialTable[i]->getOwnerPart() == partNum && partialTable[i]->isActive()) { - if (partialTable[i]->age >= oldest) { - oldest = partialTable[i]->age; - oldlist = i; - } - } - } - if (oldlist != -1) { - partialTable[oldlist]->deactivate(); - --needed; - } else { - break; - } - } - return needed == 0; -} - -const Partial *PartialManager::getPartial(unsigned int partialNum) const { - if (partialNum > MT32EMU_MAX_PARTIALS - 1) - return NULL; - return partialTable[partialNum]; -} diff --git a/sound/softsynth/mt32/partialManager.h b/sound/softsynth/mt32/partialManager.h deleted file mode 100644 index b10f93ff02..0000000000 --- a/sound/softsynth/mt32/partialManager.h +++ /dev/null @@ -1,56 +0,0 @@ -/* Copyright (c) 2003-2005 Various contributors - * - * Permission is hereby granted, free of charge, to any person obtaining a copy - * of this software and associated documentation files (the "Software"), to - * deal in the Software without restriction, including without limitation the - * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or - * sell copies of the Software, and to permit persons to whom the Software is - * furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in - * all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE - * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING - * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS - * IN THE SOFTWARE. - */ - -#ifndef MT32EMU_PARTIALMANAGER_H -#define MT32EMU_PARTIALMANAGER_H - -namespace MT32Emu { - -class Synth; - -class PartialManager { -private: - Synth *synth; // Only used for sending debug output - - Partial *partialTable[MT32EMU_MAX_PARTIALS]; - Bit32s partialReserveTable[MT32EMU_MAX_PARTIALS]; - Bit32s partialPart[9]; // The count of partials played per part - -public: - - PartialManager(Synth *synth); - ~PartialManager(); - Partial *allocPartial(int partNum); - unsigned int getFreePartialCount(void); - bool freePartials(unsigned int needed, int partNum); - unsigned int setReserve(Bit8u *rset); - void deactivateAll(); - void ageAll(); - bool produceOutput(int i, Bit16s *buffer, Bit32u bufferLength); - bool shouldReverb(int i); - void clearAlreadyOutputed(); - void getPerPartPartialUsage(int usage[9]); - const Partial *getPartial(unsigned int partialNum) const; -}; - -} - -#endif diff --git a/sound/softsynth/mt32/structures.h b/sound/softsynth/mt32/structures.h deleted file mode 100644 index ef58c1d20f..0000000000 --- a/sound/softsynth/mt32/structures.h +++ /dev/null @@ -1,284 +0,0 @@ -/* Copyright (c) 2003-2005 Various contributors - * - * Permission is hereby granted, free of charge, to any person obtaining a copy - * of this software and associated documentation files (the "Software"), to - * deal in the Software without restriction, including without limitation the - * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or - * sell copies of the Software, and to permit persons to whom the Software is - * furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in - * all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE - * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING - * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS - * IN THE SOFTWARE. - */ - -#ifndef MT32EMU_STRUCTURES_H -#define MT32EMU_STRUCTURES_H - -namespace MT32Emu { - -const unsigned int MAX_SAMPLE_OUTPUT = 4096; - -// MT32EMU_MEMADDR() converts from sysex-padded, MT32EMU_SYSEXMEMADDR converts to it -// Roland provides documentation using the sysex-padded addresses, so we tend to use that in code and output -#define MT32EMU_MEMADDR(x) ((((x) & 0x7f0000) >> 2) | (((x) & 0x7f00) >> 1) | ((x) & 0x7f)) -#define MT32EMU_SYSEXMEMADDR(x) ((((x) & 0x1FC000) << 2) | (((x) & 0x3F80) << 1) | ((x) & 0x7f)) - -#ifdef _MSC_VER -#define MT32EMU_ALIGN_PACKED __declspec(align(1)) -typedef unsigned __int64 Bit64u; -typedef signed __int64 Bit64s; -#else -#define MT32EMU_ALIGN_PACKED __attribute__((packed)) -typedef unsigned long long Bit64u; -typedef signed long long Bit64s; -#endif - -typedef unsigned int Bit32u; -typedef signed int Bit32s; -typedef unsigned short int Bit16u; -typedef signed short int Bit16s; -typedef unsigned char Bit8u; -typedef signed char Bit8s; - -// The following structures represent the MT-32's memory -// Since sysex allows this memory to be written to in blocks of bytes, -// we keep this packed so that we can copy data into the various -// banks directly -#if defined(_MSC_VER) || defined (__MINGW32__) -#pragma pack(push, 1) -#else -#pragma pack(1) -#endif - -struct TimbreParam { - struct commonParam { - char name[10]; - Bit8u pstruct12; // 1&2 0-12 (1-13) - Bit8u pstruct34; // #3&4 0-12 (1-13) - Bit8u pmute; // 0-15 (0000-1111) - Bit8u nosustain; // 0-1(Normal, No sustain) - } MT32EMU_ALIGN_PACKED common; - - struct partialParam { - struct wgParam { - Bit8u coarse; // 0-96 (C1,C#1-C9) - Bit8u fine; // 0-100 (-50 to +50 (cents?)) - Bit8u keyfollow; // 0-16 (-1,-1/2,0,1,1/8,1/4,3/8,1/2,5/8,3/4,7/8,1,5/4,3/2,2.s1,s2) - Bit8u bender; // 0,1 (ON/OFF) - Bit8u waveform; // MT-32: 0-1 (SQU/SAW); LAPC-I: WG WAVEFORM/PCM BANK 0 - 3 (SQU/1, SAW/1, SQU/2, SAW/2) - Bit8u pcmwave; // 0-127 (1-128) - Bit8u pulsewid; // 0-100 - Bit8u pwvelo; // 0-14 (-7 - +7) - } MT32EMU_ALIGN_PACKED wg; - - struct envParam { - Bit8u depth; // 0-10 - Bit8u sensitivity; // 1-100 - Bit8u timekeyfollow; // 0-4 - Bit8u time[4]; // 1-100 - Bit8u level[5]; // 1-100 (-50 - +50) - } MT32EMU_ALIGN_PACKED env; - - struct lfoParam { - Bit8u rate; // 0-100 - Bit8u depth; // 0-100 - Bit8u modsense; // 0-100 - } MT32EMU_ALIGN_PACKED lfo; - - struct tvfParam { - Bit8u cutoff; // 0-100 - Bit8u resonance; // 0-30 - Bit8u keyfollow; // 0-16 (-1,-1/2,1/4,0,1,1/8,1/4,3/8,1/2,5/8,3/2,7/8,1,5/4,3/2,2,s1,s2) - Bit8u biaspoint; // 0-127 (<1A-<7C >1A-7C) - Bit8u biaslevel; // 0-14 (-7 - +7) - Bit8u envdepth; // 0-100 - Bit8u envsense; // 0-100 - Bit8u envdkf; // DEPTH KEY FOLL0W 0-4 - Bit8u envtkf; // TIME KEY FOLLOW 0-4 - Bit8u envtime[5]; // 1-100 - Bit8u envlevel[4]; // 1-100 - } MT32EMU_ALIGN_PACKED tvf; - - struct tvaParam { - Bit8u level; // 0-100 - Bit8u velosens; // 0-100 - Bit8u biaspoint1; // 0-127 (<1A-<7C >1A-7C) - Bit8u biaslevel1; // 0-12 (-12 - 0) - Bit8u biaspoint2; // 0-127 (<1A-<7C >1A-7C) - Bit8u biaslevel2; // 0-12 (-12 - 0) - Bit8u envtkf; // TIME KEY FOLLOW 0-4 - Bit8u envvkf; // VELOS KEY FOLL0W 0-4 - Bit8u envtime[5]; // 1-100 - Bit8u envlevel[4]; // 1-100 - } MT32EMU_ALIGN_PACKED tva; - } MT32EMU_ALIGN_PACKED partial[4]; -} MT32EMU_ALIGN_PACKED; - -struct PatchParam { - Bit8u timbreGroup; // TIMBRE GROUP 0-3 (group A, group B, Memory, Rhythm) - Bit8u timbreNum; // TIMBRE NUMBER 0-63 - Bit8u keyShift; // KEY SHIFT 0-48 (-24 - +24 semitones) - Bit8u fineTune; // FINE TUNE 0-100 (-50 - +50 cents) - Bit8u benderRange; // BENDER RANGE 0-24 - Bit8u assignMode; // ASSIGN MODE 0-3 (POLY1, POLY2, POLY3, POLY4) - Bit8u reverbSwitch; // REVERB SWITCH 0-1 (OFF,ON) - Bit8u dummy; // (DUMMY) -} MT32EMU_ALIGN_PACKED; - -struct MemParams { - // NOTE: The MT-32 documentation only specifies PatchTemp areas for parts 1-8. - // The LAPC-I documentation specified an additional area for rhythm at the end, - // where all parameters but fine tune, assign mode and output level are ignored - struct PatchTemp { - PatchParam patch; - Bit8u outlevel; // OUTPUT LEVEL 0-100 - Bit8u panpot; // PANPOT 0-14 (R-L) - Bit8u dummyv[6]; - } MT32EMU_ALIGN_PACKED; - - PatchTemp patchSettings[9]; - - struct RhythmTemp { - Bit8u timbre; // TIMBRE 0-94 (M1-M64,R1-30,OFF) - Bit8u outlevel; // OUTPUT LEVEL 0-100 - Bit8u panpot; // PANPOT 0-14 (R-L) - Bit8u reverbSwitch; // REVERB SWITCH 0-1 (OFF,ON) - } MT32EMU_ALIGN_PACKED; - - RhythmTemp rhythmSettings[85]; - - TimbreParam timbreSettings[8]; - - PatchParam patches[128]; - - // NOTE: There are only 30 timbres in the "rhythm" bank for MT-32; the additional 34 are for LAPC-I and above - struct PaddedTimbre { - TimbreParam timbre; - Bit8u padding[10]; - } MT32EMU_ALIGN_PACKED; - - PaddedTimbre timbres[64 + 64 + 64 + 64]; // Group A, Group B, Memory, Rhythm - - struct SystemArea { - Bit8u masterTune; // MASTER TUNE 0-127 432.1-457.6Hz - Bit8u reverbMode; // REVERB MODE 0-3 (room, hall, plate, tap delay) - Bit8u reverbTime; // REVERB TIME 0-7 (1-8) - Bit8u reverbLevel; // REVERB LEVEL 0-7 (1-8) - Bit8u reserveSettings[9]; // PARTIAL RESERVE (PART 1) 0-32 - Bit8u chanAssign[9]; // MIDI CHANNEL (PART1) 0-16 (1-16,OFF) - Bit8u masterVol; // MASTER VOLUME 0-100 - } MT32EMU_ALIGN_PACKED; - - SystemArea system; -}; - -#if defined(_MSC_VER) || defined (__MINGW32__) -#pragma pack(pop) -#else -#pragma pack() -#endif - -struct PCMWaveEntry { - Bit32u addr; - Bit32u len; - double tune; - bool loop; -}; - -struct soundaddr { - Bit16u pcmplace; - Bit16u pcmoffset; -}; - -struct StereoVolume { - Bit16s leftvol; - Bit16s rightvol; -}; - -// This is basically a per-partial, pre-processed combination of timbre and patch/rhythm settings -struct PatchCache { - bool playPartial; - bool PCMPartial; - int pcm; - char waveform; - int pulsewidth; - int pwsens; - - float pitch; - - int lfodepth; - int lforate; - Bit32u lfoperiod; - int modsense; - - float pitchKeyfollow; - - int filtkeyfollow; - - int tvfbias; - int tvfblevel; - int tvfdir; - - int ampbias[2]; - int ampblevel[2]; - int ampdir[2]; - - int ampdepth; - int amplevel; - - bool useBender; - float benderRange; // 0.0, 1.0, .., 24.0 (semitones) - - TimbreParam::partialParam::envParam pitchEnv; - TimbreParam::partialParam::tvaParam ampEnv; - TimbreParam::partialParam::tvfParam filtEnv; - - Bit32s pitchsustain; - Bit32s filtsustain; - - Bit32u structureMix; - int structurePosition; - int structurePair; - - // The following fields are actually common to all partials in the timbre - bool dirty; - Bit32u partialCount; - bool sustain; - float pitchShift; - bool reverb; - const StereoVolume *pansetptr; -}; - -class Partial; // Forward reference for class defined in partial.h - -struct dpoly { - bool isPlaying; - - unsigned int key; - int freqnum; - int vel; - - bool isDecay; - - const Bit32u *volumeptr; - - Partial *partials[4]; - - bool pedalhold; // This marks keys that have been released on the keyboard, but are being held by the pedal - bool sustain; - - bool isActive() const; - Bit32u getAge() const; -}; - -} - -#endif diff --git a/sound/softsynth/mt32/synth.cpp b/sound/softsynth/mt32/synth.cpp deleted file mode 100644 index 16460795a5..0000000000 --- a/sound/softsynth/mt32/synth.cpp +++ /dev/null @@ -1,1198 +0,0 @@ -/* Copyright (c) 2003-2005 Various contributors - * - * Permission is hereby granted, free of charge, to any person obtaining a copy - * of this software and associated documentation files (the "Software"), to - * deal in the Software without restriction, including without limitation the - * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or - * sell copies of the Software, and to permit persons to whom the Software is - * furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in - * all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE - * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING - * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS - * IN THE SOFTWARE. - */ - -#include <math.h> -#include <string.h> -#include <stdlib.h> - -#include "mt32emu.h" - -#include "common/str.h" - -#if defined(MACOSX) || defined(SOLARIS) || defined(__MINGW32__) -// Older versions of Mac OS X didn't supply a powf function, so using it -// will cause a binary incompatibility when trying to run a binary built -// on a newer OS X release on an olderr one. And Solaris 8 doesn't provide -// powf, floorf, fabsf etc. at all. -// Cross-compiled MinGW32 toolchains suffer from a cross-compile bug in -// libstdc++. math/stubs.o should be empty, but it comes with a symbol for -// powf, resulting in a linker error because of multiple definitions. -// Hence we re-define them here. The only potential drawback is that it -// might be a little bit slower this way. -#define powf(x,y) ((float)pow(x,y)) -#define floorf(x) ((float)floor(x)) -#define fabsf(x) ((float)fabs(x)) -#endif - -namespace MT32Emu { - -const int MAX_SYSEX_SIZE = 512; - -const ControlROMMap ControlROMMaps[5] = { - // ID IDc IDbytes PCMmap PCMc tmbrA tmbrAO, tmbrB tmbrBO, tmbrR trC rhythm rhyC rsrv panpot prog - {0x4014, 22, "\000 ver1.04 14 July 87 ", 0x3000, 128, 0x8000, 0x0000, 0xC000, 0x4000, 0x3200, 30, 0x73A6, 85, 0x57C7, 0x57D0, 0x57E2}, // MT-32 revision 0 - {0x4014, 22, "\000 ver1.06 31 Aug, 87 ", 0x3000, 128, 0x8000, 0x0000, 0xC000, 0x4000, 0x3200, 30, 0x7414, 85, 0x57D9, 0x57E2, 0x57F4}, // MT-32 revision 0 - {0x4010, 22, "\000 ver1.07 10 Oct, 87 ", 0x3000, 128, 0x8000, 0x0000, 0xC000, 0x4000, 0x3200, 30, 0x73fe, 85, 0x57B1, 0x57BA, 0x57CC}, // MT-32 revision 1 - {0x4010, 22, "\000verX.XX 30 Sep, 88 ", 0x3000, 128, 0x8000, 0x0000, 0xC000, 0x4000, 0x3200, 30, 0x741C, 85, 0x57E5, 0x57EE, 0x5800}, // MT-32 Blue Ridge mod - {0x2205, 22, "\000CM32/LAPC1.02 891205", 0x8100, 256, 0x8000, 0x8000, 0x8080, 0x8000, 0x8500, 64, 0x8580, 85, 0x4F93, 0x4F9C, 0x4FAE} // CM-32L - // (Note that all but CM-32L ROM actually have 86 entries for rhythmTemp) -}; - -float iir_filter_normal(float input, float *hist1_ptr, float *coef_ptr) { - float *hist2_ptr; - float output,new_hist; - - hist2_ptr = hist1_ptr + 1; // next history - - // 1st number of coefficients array is overall input scale factor, or filter gain - output = input * (*coef_ptr++); - - output = output - *hist1_ptr * (*coef_ptr++); - new_hist = output - *hist2_ptr * (*coef_ptr++); // poles - - output = new_hist + *hist1_ptr * (*coef_ptr++); - output = output + *hist2_ptr * (*coef_ptr++); // zeros - - *hist2_ptr++ = *hist1_ptr; - *hist1_ptr++ = new_hist; - hist1_ptr++; - hist2_ptr++; - - // i = 1 - output = output - *hist1_ptr * (*coef_ptr++); - new_hist = output - *hist2_ptr * (*coef_ptr++); // poles - - output = new_hist + *hist1_ptr * (*coef_ptr++); - output = output + *hist2_ptr * (*coef_ptr++); // zeros - - *hist2_ptr++ = *hist1_ptr; - *hist1_ptr++ = new_hist; - - return(output); -} - -Bit8u Synth::calcSysexChecksum(const Bit8u *data, Bit32u len, Bit8u checksum) { - for (unsigned int i = 0; i < len; i++) { - checksum = checksum + data[i]; - } - checksum = checksum & 0x7f; - if (checksum) - checksum = 0x80 - checksum; - return checksum; -} - -Synth::Synth() { - isOpen = false; - reverbModel = NULL; - partialManager = NULL; - memset(parts, 0, sizeof(parts)); -} - -Synth::~Synth() { - close(); // Make sure we're closed and everything is freed -} - -int Synth::report(ReportType type, const void *data) { - if (myProp.report != NULL) { - return myProp.report(myProp.userData, type, data); - } - return 0; -} - -void Synth::printDebug(const char *fmt, ...) { - va_list ap; - va_start(ap, fmt); - if (myProp.printDebug != NULL) { - myProp.printDebug(myProp.userData, fmt, ap); - } else { - vprintf(fmt, ap); - printf("\n"); - } - va_end(ap); -} - -void Synth::initReverb(Bit8u newRevMode, Bit8u newRevTime, Bit8u newRevLevel) { - // FIXME:KG: I don't think it's necessary to recreate the reverbModel... Just set the parameters - delete reverbModel; - reverbModel = new revmodel(); - - switch (newRevMode) { - case 0: - reverbModel->setroomsize(.1f); - reverbModel->setdamp(.75f); - break; - case 1: - reverbModel->setroomsize(.5f); - reverbModel->setdamp(.5f); - break; - case 2: - reverbModel->setroomsize(.5f); - reverbModel->setdamp(.1f); - break; - case 3: - reverbModel->setroomsize(1.0f); - reverbModel->setdamp(.75f); - break; - default: - reverbModel->setroomsize(.1f); - reverbModel->setdamp(.5f); - break; - } - reverbModel->setdry(1); - reverbModel->setwet((float)newRevLevel / 8.0f); - reverbModel->setwidth((float)newRevTime / 8.0f); -} - -File *Synth::openFile(const char *filename, File::OpenMode mode) { - // It should never happen that openFile is NULL in our use case. - // Just to cover the case where something is horrible wrong we - // use an assert here. - assert(myProp.openFile != NULL); - return myProp.openFile(myProp.userData, filename, mode); -} - -void Synth::closeFile(File *file) { - if (myProp.closeFile != NULL) { - myProp.closeFile(myProp.userData, file); - } else { - file->close(); - delete file; - } -} - -bool Synth::loadPreset(File *file) { - bool inSys = false; - Bit8u sysexBuf[MAX_SYSEX_SIZE]; - Bit16u syslen = 0; - bool rc = true; - for (;;) { - Bit8u c; - if (!file->readBit8u(&c)) { - if (!file->isEOF()) { - rc = false; - } - break; - } - sysexBuf[syslen] = c; - if (inSys) { - syslen++; - if (c == 0xF7) { - playSysex(&sysexBuf[0], syslen); - inSys = false; - syslen = 0; - } else if (syslen == MAX_SYSEX_SIZE) { - printDebug("MAX_SYSEX_SIZE (%d) exceeded while processing preset, ignoring message", MAX_SYSEX_SIZE); - inSys = false; - syslen = 0; - } - } else if (c == 0xF0) { - syslen++; - inSys = true; - } - } - return rc; -} - -bool Synth::loadControlROM(const char *filename) { - File *file = openFile(filename, File::OpenMode_read); // ROM File - if (file == NULL) { - return false; - } - bool rc = (file->read(controlROMData, CONTROL_ROM_SIZE) == CONTROL_ROM_SIZE); - - closeFile(file); - if (!rc) - return rc; - - // Control ROM successfully loaded, now check whether it's a known type - controlROMMap = NULL; - for (unsigned int i = 0; i < sizeof (ControlROMMaps) / sizeof (ControlROMMaps[0]); i++) { - if (memcmp(&controlROMData[ControlROMMaps[i].idPos], ControlROMMaps[i].idBytes, ControlROMMaps[i].idLen) == 0) { - controlROMMap = &ControlROMMaps[i]; - return true; - } - } - return false; -} - -bool Synth::loadPCMROM(const char *filename) { - File *file = openFile(filename, File::OpenMode_read); // ROM File - if (file == NULL) { - return false; - } - bool rc = true; - int i; - for (i = 0; i < pcmROMSize; i++) { - Bit8u s; - if (!file->readBit8u(&s)) { - if (!file->isEOF()) { - rc = false; - } - break; - } - Bit8u c; - if (!file->readBit8u(&c)) { - if (!file->isEOF()) { - rc = false; - } else { - printDebug("PCM ROM file has an odd number of bytes! Ignoring last"); - } - break; - } - - short e; - int bit; - int u; - int order[16] = {0, 9, 1 ,2, 3, 4, 5, 6, 7, 10, 11, 12, 13, 14, 15, 8}; - - e = 0; - for (u = 0; u < 15; u++) { - if (order[u] < 8) - bit = (s >> (7 - order[u])) & 0x1; - else - bit = (c >> (7 - (order[u] - 8))) & 0x1; - e = e | (short)(bit << (15 - u)); - } - - /* - //Bit16s e = ( ((s & 0x7f) << 4) | ((c & 0x40) << 6) | ((s & 0x80) << 6) | ((c & 0x3f))) << 2; - if (e<0) - e = -32767 - e; - int ut = abs(e); - int dif = 0x7fff - ut; - x = exp(((float)((float)0x8000-(float)dif) / (float)0x1000)); - e = (int)((float)e * (x/3200)); - */ - - // File is companded (dB?), convert to linear PCM - // MINDB = -96 - // MAXDB = -15 - float testval; - testval = (float)((~e) & 0x7fff); - testval = -(testval / 400.00f); - //testval = -(testval / 341.32291666666666666666666666667); - float vol = powf(8, testval / 20) * 32767.0f; - - if (e > 0) - vol = -vol; - - pcmROMData[i] = (Bit16s)vol; - } - if (i != pcmROMSize) { - printDebug("PCM ROM file is too short (expected %d, got %d)", pcmROMSize, i); - rc = false; - } - closeFile(file); - return rc; -} - -bool Synth::initPCMList(Bit16u mapAddress, Bit16u count) { - ControlROMPCMStruct *tps = (ControlROMPCMStruct *)&controlROMData[mapAddress]; - for (int i = 0; i < count; i++) { - int rAddr = tps[i].pos * 0x800; - int rLenExp = (tps[i].len & 0x70) >> 4; - int rLen = 0x800 << rLenExp; - bool rLoop = (tps[i].len & 0x80) != 0; - //Bit8u rFlag = tps[i].len & 0x0F; - Bit16u rTuneOffset = (tps[i].pitchMSB << 8) | tps[i].pitchLSB; - // The number below is confirmed to a reasonable degree of accuracy on CM-32L - double STANDARDFREQ = 442.0; - float rTune = (float)(STANDARDFREQ * pow(2.0, (0x5000 - rTuneOffset) / 4056.0 - 9.0 / 12.0)); - //printDebug("%f,%d,%d", (double)pTune, tps[i].pitchCoarse, tps[i].pitchFine); - if (rAddr + rLen > pcmROMSize) { - printDebug("Control ROM error: Wave map entry %d points to invalid PCM address 0x%04X, length 0x%04X", i, rAddr, rLen); - return false; - } - pcmWaves[i].addr = rAddr; - pcmWaves[i].len = rLen; - pcmWaves[i].loop = rLoop; - pcmWaves[i].tune = rTune; - } - return false; -} - -bool Synth::initRhythmTimbre(int timbreNum, const Bit8u *mem, unsigned int memLen) { - if (memLen < sizeof(TimbreParam::commonParam)) { - return false; - } - TimbreParam *timbre = &mt32ram.timbres[timbreNum].timbre; - memcpy(&timbre->common, mem, 14); - unsigned int memPos = 14; - char drumname[11]; - memset(drumname, 0, 11); - memcpy(drumname, timbre->common.name, 10); - for (int t = 0; t < 4; t++) { - if (((timbre->common.pmute >> t) & 0x1) == 0x1) { - if (memPos + 58 >= memLen) { - return false; - } - memcpy(&timbre->partial[t], mem + memPos, 58); - memPos += 58; - } - } - return true; -} - -bool Synth::initRhythmTimbres(Bit16u mapAddress, Bit16u count) { - const Bit8u *drumMap = &controlROMData[mapAddress]; - int timbreNum = 192; - for (Bit16u i = 0; i < count * 2; i += 2) { - Bit16u address = (drumMap[i + 1] << 8) | drumMap[i]; - /* - // This check is nonsensical when the control ROM is the full 64KB addressable by 16-bit absolute pointers (which it is) - if (address >= CONTROL_ROM_SIZE) { - printDebug("Control ROM error: Timbre map entry 0x%04x points to invalid timbre address 0x%04x", i, address); - return false; - } - */ - if (!initRhythmTimbre(timbreNum++, &controlROMData[address], CONTROL_ROM_SIZE - address)) { - printDebug("Control ROM error: Timbre map entry 0x%04x points to invalid timbre 0x%04x", i, address); - return false; - } - } - return true; -} - -bool Synth::initTimbres(Bit16u mapAddress, Bit16u offset, int startTimbre) { - for (Bit16u i = mapAddress; i < mapAddress + 0x80; i += 2) { - Bit16u address = (controlROMData[i + 1] << 8) | controlROMData[i]; - if (address + sizeof(TimbreParam) > CONTROL_ROM_SIZE) { - printDebug("Control ROM error: Timbre map entry 0x%04x points to invalid timbre address 0x%04x", i, address); - return false; - } - address = address + offset; - TimbreParam *timbre = &mt32ram.timbres[startTimbre++].timbre; - memcpy(timbre, &controlROMData[address], sizeof(TimbreParam)); - } - return true; -} - -bool Synth::open(SynthProperties &useProp) { - if (isOpen) - return false; - - myProp = useProp; - if (useProp.baseDir != NULL) { - myProp.baseDir = new char[strlen(useProp.baseDir) + 1]; - strcpy(myProp.baseDir, useProp.baseDir); - } - - // This is to help detect bugs - memset(&mt32ram, '?', sizeof(mt32ram)); - - printDebug("Loading Control ROM"); - if (!loadControlROM("CM32L_CONTROL.ROM")) { - if (!loadControlROM("MT32_CONTROL.ROM")) { - printDebug("Init Error - Missing or invalid MT32_CONTROL.ROM"); - report(ReportType_errorControlROM, NULL); - return false; - } - } - - // 512KB PCM ROM for MT-32, etc. - // 1MB PCM ROM for CM-32L, LAPC-I, CM-64, CM-500 - // Note that the size below is given in samples (16-bit), not bytes - pcmROMSize = controlROMMap->pcmCount == 256 ? 512 * 1024 : 256 * 1024; - pcmROMData = new Bit16s[pcmROMSize]; - - printDebug("Loading PCM ROM"); - if (!loadPCMROM("CM32L_PCM.ROM")) { - if (!loadPCMROM("MT32_PCM.ROM")) { - printDebug("Init Error - Missing MT32_PCM.ROM"); - report(ReportType_errorPCMROM, NULL); - return false; - } - } - - printDebug("Initialising Timbre Bank A"); - if (!initTimbres(controlROMMap->timbreAMap, controlROMMap->timbreAOffset, 0)) { - return false; - } - - printDebug("Initialising Timbre Bank B"); - if (!initTimbres(controlROMMap->timbreBMap, controlROMMap->timbreBOffset, 64)) { - return false; - } - - printDebug("Initialising Timbre Bank R"); - if (!initRhythmTimbres(controlROMMap->timbreRMap, controlROMMap->timbreRCount)) { - return false; - } - - printDebug("Initialising Timbre Bank M"); - // CM-64 seems to initialise all bytes in this bank to 0. - memset(&mt32ram.timbres[128], 0, sizeof (mt32ram.timbres[128]) * 64); - - partialManager = new PartialManager(this); - - pcmWaves = new PCMWaveEntry[controlROMMap->pcmCount]; - - printDebug("Initialising PCM List"); - initPCMList(controlROMMap->pcmTable, controlROMMap->pcmCount); - - printDebug("Initialising Rhythm Temp"); - memcpy(mt32ram.rhythmSettings, &controlROMData[controlROMMap->rhythmSettings], controlROMMap->rhythmSettingsCount * 4); - - printDebug("Initialising Patches"); - for (Bit8u i = 0; i < 128; i++) { - PatchParam *patch = &mt32ram.patches[i]; - patch->timbreGroup = i / 64; - patch->timbreNum = i % 64; - patch->keyShift = 24; - patch->fineTune = 50; - patch->benderRange = 12; - patch->assignMode = 0; - patch->reverbSwitch = 1; - patch->dummy = 0; - } - - printDebug("Initialising System"); - // The MT-32 manual claims that "Standard pitch" is 442Hz. - mt32ram.system.masterTune = 0x40; // Confirmed on CM-64 as 0x4A, but SCUMM games use 0x40 and we don't want to initialise twice - mt32ram.system.reverbMode = 0; // Confirmed - mt32ram.system.reverbTime = 5; // Confirmed - mt32ram.system.reverbLevel = 3; // Confirmed - memcpy(mt32ram.system.reserveSettings, &controlROMData[controlROMMap->reserveSettings], 9); // Confirmed - for (Bit8u i = 0; i < 9; i++) { - // This is the default: {1, 2, 3, 4, 5, 6, 7, 8, 9} - // An alternative configuration can be selected by holding "Master Volume" - // and pressing "PART button 1" on the real MT-32's frontpanel. - // The channel assignment is then {0, 1, 2, 3, 4, 5, 6, 7, 9} - mt32ram.system.chanAssign[i] = i + 1; - } - mt32ram.system.masterVol = 100; // Confirmed - if (!refreshSystem()) - return false; - - for (int i = 0; i < 8; i++) { - mt32ram.patchSettings[i].outlevel = 80; - mt32ram.patchSettings[i].panpot = controlROMData[controlROMMap->panSettings + i]; - memset(mt32ram.patchSettings[i].dummyv, 0, sizeof(mt32ram.patchSettings[i].dummyv)); - parts[i] = new Part(this, i); - parts[i]->setProgram(controlROMData[controlROMMap->programSettings + i]); - } - parts[8] = new RhythmPart(this, 8); - - // For resetting mt32 mid-execution - mt32default = mt32ram; - - iirFilter = &iir_filter_normal; - -#ifdef MT32EMU_HAVE_X86 - bool availableSSE = DetectSIMD(); - bool available3DNow = Detect3DNow(); - - if (availableSSE) - report(ReportType_availableSSE, NULL); - if (available3DNow) - report(ReportType_available3DNow, NULL); - - if (available3DNow) { - printDebug("Detected and using SIMD (AMD 3DNow) extensions"); - iirFilter = &iir_filter_3dnow; - report(ReportType_using3DNow, NULL); - } else if (availableSSE) { - printDebug("Detected and using SIMD (Intel SSE) extensions"); - iirFilter = &iir_filter_sse; - report(ReportType_usingSSE, NULL); - } -#endif - - isOpen = true; - isEnabled = false; - - printDebug("*** Initialisation complete ***"); - return true; -} - -void Synth::close(void) { - if (!isOpen) - return; - - tables.freeNotes(); - if (partialManager != NULL) { - delete partialManager; - partialManager = NULL; - } - - if (reverbModel != NULL) { - delete reverbModel; - reverbModel = NULL; - } - - for (int i = 0; i < 9; i++) { - if (parts[i] != NULL) { - delete parts[i]; - parts[i] = NULL; - } - } - if (myProp.baseDir != NULL) { - delete myProp.baseDir; - myProp.baseDir = NULL; - } - - delete[] pcmWaves; - delete[] pcmROMData; - isOpen = false; -} - -void Synth::playMsg(Bit32u msg) { - // FIXME: Implement active sensing - unsigned char code = (unsigned char)((msg & 0x0000F0) >> 4); - unsigned char chan = (unsigned char) (msg & 0x00000F); - unsigned char note = (unsigned char)((msg & 0x00FF00) >> 8); - unsigned char velocity = (unsigned char)((msg & 0xFF0000) >> 16); - isEnabled = true; - - //printDebug("Playing chan %d, code 0x%01x note: 0x%02x", chan, code, note); - - signed char part = chantable[chan]; - if (part < 0 || part > 8) { - printDebug("Play msg on unreg chan %d (%d): code=0x%01x, vel=%d", chan, part, code, velocity); - return; - } - playMsgOnPart(part, code, note, velocity); -} - -void Synth::playMsgOnPart(unsigned char part, unsigned char code, unsigned char note, unsigned char velocity) { - Bit32u bend; - - //printDebug("Synth::playMsg(0x%02x)",msg); - switch (code) { - case 0x8: - //printDebug("Note OFF - Part %d", part); - // The MT-32 ignores velocity for note off - parts[part]->stopNote(note); - break; - case 0x9: - //printDebug("Note ON - Part %d, Note %d Vel %d", part, note, velocity); - if (velocity == 0) { - // MIDI defines note-on with velocity 0 as being the same as note-off with velocity 40 - parts[part]->stopNote(note); - } else { - parts[part]->playNote(note, velocity); - } - break; - case 0xB: // Control change - switch (note) { - case 0x01: // Modulation - //printDebug("Modulation: %d", velocity); - parts[part]->setModulation(velocity); - break; - case 0x07: // Set volume - //printDebug("Volume set: %d", velocity); - parts[part]->setVolume(velocity); - break; - case 0x0A: // Pan - //printDebug("Pan set: %d", velocity); - parts[part]->setPan(velocity); - break; - case 0x0B: - //printDebug("Expression set: %d", velocity); - parts[part]->setExpression(velocity); - break; - case 0x40: // Hold (sustain) pedal - //printDebug("Hold pedal set: %d", velocity); - parts[part]->setHoldPedal(velocity>=64); - break; - - case 0x79: // Reset all controllers - //printDebug("Reset all controllers"); - //FIXME: Check for accuracy against real thing - parts[part]->setVolume(100); - parts[part]->setExpression(127); - parts[part]->setPan(64); - parts[part]->setBend(0x2000); - parts[part]->setHoldPedal(false); - break; - - case 0x7B: // All notes off - //printDebug("All notes off"); - parts[part]->allNotesOff(); - break; - - default: - printDebug("Unknown MIDI Control code: 0x%02x - vel 0x%02x", note, velocity); - break; - } - - break; - case 0xC: // Program change - //printDebug("Program change %01x", note); - parts[part]->setProgram(note); - break; - case 0xE: // Pitch bender - bend = (velocity << 7) | (note); - //printDebug("Pitch bender %02x", bend); - parts[part]->setBend(bend); - break; - default: - printDebug("Unknown Midi code: 0x%01x - %02x - %02x", code, note, velocity); - break; - } - - //midiOutShortMsg(m_out, msg); -} - -void Synth::playSysex(const Bit8u *sysex, Bit32u len) { - if (len < 2) { - printDebug("playSysex: Message is too short for sysex (%d bytes)", len); - } - if (sysex[0] != 0xF0) { - printDebug("playSysex: Message lacks start-of-sysex (0xF0)"); - return; - } - // Due to some programs (e.g. Java) sending buffers with junk at the end, we have to go through and find the end marker rather than relying on len. - Bit32u endPos; - for (endPos = 1; endPos < len; endPos++) - { - if (sysex[endPos] == 0xF7) - break; - } - if (endPos == len) { - printDebug("playSysex: Message lacks end-of-sysex (0xf7)"); - return; - } - playSysexWithoutFraming(sysex + 1, endPos - 1); -} - -void Synth::playSysexWithoutFraming(const Bit8u *sysex, Bit32u len) { - if (len < 4) { - printDebug("playSysexWithoutFraming: Message is too short (%d bytes)!", len); - return; - } - if (sysex[0] != SYSEX_MANUFACTURER_ROLAND) { - printDebug("playSysexWithoutFraming: Header not intended for this device manufacturer: %02x %02x %02x %02x", (int)sysex[0], (int)sysex[1], (int)sysex[2], (int)sysex[3]); - return; - } - if (sysex[2] == SYSEX_MDL_D50) { - printDebug("playSysexWithoutFraming: Header is intended for model D-50 (not yet supported): %02x %02x %02x %02x", (int)sysex[0], (int)sysex[1], (int)sysex[2], (int)sysex[3]); - return; - } - else if (sysex[2] != SYSEX_MDL_MT32) { - printDebug("playSysexWithoutFraming: Header not intended for model MT-32: %02x %02x %02x %02x", (int)sysex[0], (int)sysex[1], (int)sysex[2], (int)sysex[3]); - return; - } - playSysexWithoutHeader(sysex[1], sysex[3], sysex + 4, len - 4); -} - -void Synth::playSysexWithoutHeader(unsigned char device, unsigned char command, const Bit8u *sysex, Bit32u len) { - if (device > 0x10) { - // We have device ID 0x10 (default, but changeable, on real MT-32), < 0x10 is for channels - printDebug("playSysexWithoutHeader: Message is not intended for this device ID (provided: %02x, expected: 0x10 or channel)", (int)device); - return; - } - if (len < 4) { - printDebug("playSysexWithoutHeader: Message is too short (%d bytes)!", len); - return; - } - unsigned char checksum = calcSysexChecksum(sysex, len - 1, 0); - if (checksum != sysex[len - 1]) { - printDebug("playSysexWithoutHeader: Message checksum is incorrect (provided: %02x, expected: %02x)!", sysex[len - 1], checksum); - return; - } - len -= 1; // Exclude checksum - switch (command) { - case SYSEX_CMD_DT1: - writeSysex(device, sysex, len); - break; - case SYSEX_CMD_RQ1: - readSysex(device, sysex, len); - break; - default: - printDebug("playSysexWithoutFraming: Unsupported command %02x", command); - return; - } -} - -void Synth::readSysex(unsigned char /*device*/, const Bit8u * /*sysex*/, Bit32u /*len*/) { -} - -const MemoryRegion memoryRegions[8] = { - {MR_PatchTemp, MT32EMU_MEMADDR(0x030000), sizeof(MemParams::PatchTemp), 9}, - {MR_RhythmTemp, MT32EMU_MEMADDR(0x030110), sizeof(MemParams::RhythmTemp), 85}, - {MR_TimbreTemp, MT32EMU_MEMADDR(0x040000), sizeof(TimbreParam), 8}, - {MR_Patches, MT32EMU_MEMADDR(0x050000), sizeof(PatchParam), 128}, - {MR_Timbres, MT32EMU_MEMADDR(0x080000), sizeof(MemParams::PaddedTimbre), 64 + 64 + 64 + 64}, - {MR_System, MT32EMU_MEMADDR(0x100000), sizeof(MemParams::SystemArea), 1}, - {MR_Display, MT32EMU_MEMADDR(0x200000), MAX_SYSEX_SIZE - 1, 1}, - {MR_Reset, MT32EMU_MEMADDR(0x7F0000), 0x3FFF, 1} -}; - -const int NUM_REGIONS = sizeof(memoryRegions) / sizeof(MemoryRegion); - -void Synth::writeSysex(unsigned char device, const Bit8u *sysex, Bit32u len) { - Bit32u addr = (sysex[0] << 16) | (sysex[1] << 8) | (sysex[2]); - addr = MT32EMU_MEMADDR(addr); - sysex += 3; - len -= 3; - //printDebug("Sysex addr: 0x%06x", MT32EMU_SYSEXMEMADDR(addr)); - // NOTE: Please keep both lower and upper bounds in each check, for ease of reading - - // Process channel-specific sysex by converting it to device-global - if (device < 0x10) { - printDebug("WRITE-CHANNEL: Channel %d temp area 0x%06x", device, MT32EMU_SYSEXMEMADDR(addr)); - if (/*addr >= MT32EMU_MEMADDR(0x000000) && */addr < MT32EMU_MEMADDR(0x010000)) { - int offset; - if (chantable[device] == -1) { - printDebug(" (Channel not mapped to a partial... 0 offset)"); - offset = 0; - } else if (chantable[device] == 8) { - printDebug(" (Channel mapped to rhythm... 0 offset)"); - offset = 0; - } else { - offset = chantable[device] * sizeof(MemParams::PatchTemp); - printDebug(" (Setting extra offset to %d)", offset); - } - addr += MT32EMU_MEMADDR(0x030000) + offset; - } else if (/*addr >= 0x010000 && */ addr < MT32EMU_MEMADDR(0x020000)) { - addr += MT32EMU_MEMADDR(0x030110) - MT32EMU_MEMADDR(0x010000); - } else if (/*addr >= 0x020000 && */ addr < MT32EMU_MEMADDR(0x030000)) { - int offset; - if (chantable[device] == -1) { - printDebug(" (Channel not mapped to a partial... 0 offset)"); - offset = 0; - } else if (chantable[device] == 8) { - printDebug(" (Channel mapped to rhythm... 0 offset)"); - offset = 0; - } else { - offset = chantable[device] * sizeof(TimbreParam); - printDebug(" (Setting extra offset to %d)", offset); - } - addr += MT32EMU_MEMADDR(0x040000) - MT32EMU_MEMADDR(0x020000) + offset; - } else { - printDebug("PlaySysexWithoutHeader: Invalid channel %d address 0x%06x", device, MT32EMU_SYSEXMEMADDR(addr)); - return; - } - } - - // Process device-global sysex (possibly converted from channel-specific sysex above) - for (;;) { - // Find the appropriate memory region - int regionNum; - const MemoryRegion *region = NULL; // Initialised to please compiler - for (regionNum = 0; regionNum < NUM_REGIONS; regionNum++) { - region = &memoryRegions[regionNum]; - if (region->contains(addr)) { - writeMemoryRegion(region, addr, region->getClampedLen(addr, len), sysex); - break; - } - } - if (regionNum == NUM_REGIONS) { - printDebug("Sysex write to unrecognised address %06x, len %d", MT32EMU_SYSEXMEMADDR(addr), len); - break; - } - Bit32u next = region->next(addr, len); - if (next == 0) { - break; - } - addr += next; - sysex += next; - len -= next; - } -} - -void Synth::readMemory(Bit32u addr, Bit32u len, Bit8u *data) { - int regionNum; - const MemoryRegion *region = NULL; - for (regionNum = 0; regionNum < NUM_REGIONS; regionNum++) { - region = &memoryRegions[regionNum]; - if (region->contains(addr)) { - readMemoryRegion(region, addr, len, data); - break; - } - } -} - -void Synth::readMemoryRegion(const MemoryRegion *region, Bit32u addr, Bit32u len, Bit8u *data) { - unsigned int first = region->firstTouched(addr); - //unsigned int last = region->lastTouched(addr, len); - unsigned int off = region->firstTouchedOffset(addr); - len = region->getClampedLen(addr, len); - - unsigned int m; - - switch (region->type) { - case MR_PatchTemp: - for (m = 0; m < len; m++) - data[m] = ((Bit8u *)&mt32ram.patchSettings[first])[off + m]; - break; - case MR_RhythmTemp: - for (m = 0; m < len; m++) - data[m] = ((Bit8u *)&mt32ram.rhythmSettings[first])[off + m]; - break; - case MR_TimbreTemp: - for (m = 0; m < len; m++) - data[m] = ((Bit8u *)&mt32ram.timbreSettings[first])[off + m]; - break; - case MR_Patches: - for (m = 0; m < len; m++) - data[m] = ((Bit8u *)&mt32ram.patches[first])[off + m]; - break; - case MR_Timbres: - for (m = 0; m < len; m++) - data[m] = ((Bit8u *)&mt32ram.timbres[first])[off + m]; - break; - case MR_System: - for (m = 0; m < len; m++) - data[m] = ((Bit8u *)&mt32ram.system)[m + off]; - break; - default: - for (m = 0; m < len; m += 2) { - data[m] = 0xff; - if (m + 1 < len) { - data[m+1] = (Bit8u)region->type; - } - } - // TODO: Don't care about the others ATM - break; - } - -} - -void Synth::writeMemoryRegion(const MemoryRegion *region, Bit32u addr, Bit32u len, const Bit8u *data) { - unsigned int first = region->firstTouched(addr); - unsigned int last = region->lastTouched(addr, len); - unsigned int off = region->firstTouchedOffset(addr); - switch (region->type) { - case MR_PatchTemp: - for (unsigned int m = 0; m < len; m++) { - ((Bit8u *)&mt32ram.patchSettings[first])[off + m] = data[m]; - } - //printDebug("Patch temp: Patch %d, offset %x, len %d", off/16, off % 16, len); - - for (unsigned int i = first; i <= last; i++) { - int absTimbreNum = mt32ram.patchSettings[i].patch.timbreGroup * 64 + mt32ram.patchSettings[i].patch.timbreNum; - char timbreName[11]; - memcpy(timbreName, mt32ram.timbres[absTimbreNum].timbre.common.name, 10); - timbreName[10] = 0; - printDebug("WRITE-PARTPATCH (%d-%d@%d..%d): %d; timbre=%d (%s), outlevel=%d", first, last, off, off + len, i, absTimbreNum, timbreName, mt32ram.patchSettings[i].outlevel); - if (parts[i] != NULL) { - if (i != 8) { - // Note: Confirmed on CM-64 that we definitely *should* update the timbre here, - // but only in the case that the sysex actually writes to those values - if (i == first && off > 2) { - printDebug(" (Not updating timbre, since those values weren't touched)"); - } else { - parts[i]->setTimbre(&mt32ram.timbres[parts[i]->getAbsTimbreNum()].timbre); - } - } - parts[i]->refresh(); - } - } - break; - case MR_RhythmTemp: - for (unsigned int m = 0; m < len; m++) - ((Bit8u *)&mt32ram.rhythmSettings[first])[off + m] = data[m]; - for (unsigned int i = first; i <= last; i++) { - int timbreNum = mt32ram.rhythmSettings[i].timbre; - char timbreName[11]; - if (timbreNum < 94) { - memcpy(timbreName, mt32ram.timbres[128 + timbreNum].timbre.common.name, 10); - timbreName[10] = 0; - } else { - strcpy(timbreName, "[None]"); - } - printDebug("WRITE-RHYTHM (%d-%d@%d..%d): %d; level=%02x, panpot=%02x, reverb=%02x, timbre=%d (%s)", first, last, off, off + len, i, mt32ram.rhythmSettings[i].outlevel, mt32ram.rhythmSettings[i].panpot, mt32ram.rhythmSettings[i].reverbSwitch, mt32ram.rhythmSettings[i].timbre, timbreName); - } - if (parts[8] != NULL) { - parts[8]->refresh(); - } - break; - case MR_TimbreTemp: - for (unsigned int m = 0; m < len; m++) - ((Bit8u *)&mt32ram.timbreSettings[first])[off + m] = data[m]; - for (unsigned int i = first; i <= last; i++) { - char instrumentName[11]; - memcpy(instrumentName, mt32ram.timbreSettings[i].common.name, 10); - instrumentName[10] = 0; - printDebug("WRITE-PARTTIMBRE (%d-%d@%d..%d): timbre=%d (%s)", first, last, off, off + len, i, instrumentName); - if (parts[i] != NULL) { - parts[i]->refresh(); - } - } - break; - case MR_Patches: - for (unsigned int m = 0; m < len; m++) - ((Bit8u *)&mt32ram.patches[first])[off + m] = data[m]; - for (unsigned int i = first; i <= last; i++) { - PatchParam *patch = &mt32ram.patches[i]; - int patchAbsTimbreNum = patch->timbreGroup * 64 + patch->timbreNum; - char instrumentName[11]; - memcpy(instrumentName, mt32ram.timbres[patchAbsTimbreNum].timbre.common.name, 10); - instrumentName[10] = 0; - Bit8u *n = (Bit8u *)patch; - printDebug("WRITE-PATCH (%d-%d@%d..%d): %d; timbre=%d (%s) %02X%02X%02X%02X%02X%02X%02X%02X", first, last, off, off + len, i, patchAbsTimbreNum, instrumentName, n[0], n[1], n[2], n[3], n[4], n[5], n[6], n[7]); - // FIXME:KG: The below is definitely dodgy. We just guess that this is the patch that the part was using - // based on a timbre match (but many patches could have the same timbre!) - // If this refresh is really correct, we should store the patch number in use by each part. - /* - for (int part = 0; part < 8; part++) { - if (parts[part] != NULL) { - int partPatchAbsTimbreNum = mt32ram.patchSettings[part].patch.timbreGroup * 64 + mt32ram.patchSettings[part].patch.timbreNum; - if (parts[part]->getAbsTimbreNum() == patchAbsTimbreNum) { - parts[part]->setPatch(patch); - parts[part]->RefreshPatch(); - } - } - } - */ - } - break; - case MR_Timbres: - // Timbres - first += 128; - last += 128; - for (unsigned int m = 0; m < len; m++) - ((Bit8u *)&mt32ram.timbres[first])[off + m] = data[m]; - for (unsigned int i = first; i <= last; i++) { - char instrumentName[11]; - memcpy(instrumentName, mt32ram.timbres[i].timbre.common.name, 10); - instrumentName[10] = 0; - printDebug("WRITE-TIMBRE (%d-%d@%d..%d): %d; name=\"%s\"", first, last, off, off + len, i, instrumentName); - // FIXME:KG: Not sure if the stuff below should be done (for rhythm and/or parts)... - // Does the real MT-32 automatically do this? - for (unsigned int part = 0; part < 9; part++) { - if (parts[part] != NULL) { - parts[part]->refreshTimbre(i); - } - } - } - break; - case MR_System: - for (unsigned int m = 0; m < len; m++) - ((Bit8u *)&mt32ram.system)[m + off] = data[m]; - - report(ReportType_devReconfig, NULL); - - printDebug("WRITE-SYSTEM:"); - refreshSystem(); - break; - case MR_Display: - char buf[MAX_SYSEX_SIZE]; - memcpy(&buf, &data[0], len); - buf[len] = 0; - printDebug("WRITE-LCD: %s", buf); - report(ReportType_lcdMessage, buf); - break; - case MR_Reset: - printDebug("RESET"); - report(ReportType_devReset, NULL); - partialManager->deactivateAll(); - mt32ram = mt32default; - for (int i = 0; i < 9; i++) { - parts[i]->refresh(); - } - isEnabled = false; - break; - } -} - -bool Synth::refreshSystem() { - memset(chantable, -1, sizeof(chantable)); - - for (unsigned int i = 0; i < 9; i++) { - //LOG(LOG_MISC|LOG_ERROR,"Part %d set to MIDI channel %d",i,mt32ram.system.chanAssign[i]); - if (mt32ram.system.chanAssign[i] == 16 && parts[i] != NULL) { - parts[i]->allSoundOff(); - } else { - chantable[(int)mt32ram.system.chanAssign[i]] = (char)i; - } - } - //FIXME:KG: This is just an educated guess. - // The LAPC-I documentation claims a range of 427.5Hz-452.6Hz (similar to what we have here) - // The MT-32 documentation claims a range of 432.1Hz-457.6Hz - masterTune = 440.0f * powf(2.0f, (mt32ram.system.masterTune - 64.0f) / (128.0f * 12.0f)); - printDebug(" Master Tune: %f", (double)masterTune); - printDebug(" Reverb: mode=%d, time=%d, level=%d", mt32ram.system.reverbMode, mt32ram.system.reverbTime, mt32ram.system.reverbLevel); - report(ReportType_newReverbMode, &mt32ram.system.reverbMode); - report(ReportType_newReverbTime, &mt32ram.system.reverbTime); - report(ReportType_newReverbLevel, &mt32ram.system.reverbLevel); - - if (myProp.useDefaultReverb) { - initReverb(mt32ram.system.reverbMode, mt32ram.system.reverbTime, mt32ram.system.reverbLevel); - } else { - initReverb(myProp.reverbType, myProp.reverbTime, mt32ram.system.reverbLevel); - } - - Bit8u *rset = mt32ram.system.reserveSettings; - printDebug(" Partial reserve: 1=%02d 2=%02d 3=%02d 4=%02d 5=%02d 6=%02d 7=%02d 8=%02d Rhythm=%02d", rset[0], rset[1], rset[2], rset[3], rset[4], rset[5], rset[6], rset[7], rset[8]); - int pr = partialManager->setReserve(rset); - if (pr != 32) - printDebug(" (Partial Reserve Table with less than 32 partials reserved!)"); - rset = mt32ram.system.chanAssign; - printDebug(" Part assign: 1=%02d 2=%02d 3=%02d 4=%02d 5=%02d 6=%02d 7=%02d 8=%02d Rhythm=%02d", rset[0], rset[1], rset[2], rset[3], rset[4], rset[5], rset[6], rset[7], rset[8]); - printDebug(" Master volume: %d", mt32ram.system.masterVol); - masterVolume = (Bit16u)(mt32ram.system.masterVol * 32767 / 100); - if (!tables.init(this, pcmWaves, (float)myProp.sampleRate, masterTune)) { - report(ReportType_errorSampleRate, NULL); - return false; - } - return true; -} - -bool Synth::dumpTimbre(File *file, const TimbreParam *timbre, Bit32u address) { - // Sysex header - if (!file->writeBit8u(0xF0)) - return false; - if (!file->writeBit8u(0x41)) - return false; - if (!file->writeBit8u(0x10)) - return false; - if (!file->writeBit8u(0x16)) - return false; - if (!file->writeBit8u(0x12)) - return false; - - char lsb = (char)(address & 0x7f); - char isb = (char)((address >> 7) & 0x7f); - char msb = (char)(((address >> 14) & 0x7f) | 0x08); - - //Address - if (!file->writeBit8u(msb)) - return false; - if (!file->writeBit8u(isb)) - return false; - if (!file->writeBit8u(lsb)) - return false; - - //Data - if (file->write(timbre, 246) != 246) - return false; - - //Checksum - unsigned char checksum = calcSysexChecksum((const Bit8u *)timbre, 246, msb + isb + lsb); - if (!file->writeBit8u(checksum)) - return false; - - //End of sysex - if (!file->writeBit8u(0xF7)) - return false; - return true; -} - -int Synth::dumpTimbres(const char *filename, int start, int len) { - File *file = openFile(filename, File::OpenMode_write); - if (file == NULL) - return -1; - - for (int timbreNum = start; timbreNum < start + len; timbreNum++) { - int useaddr = (timbreNum - start) * 256; - TimbreParam *timbre = &mt32ram.timbres[timbreNum].timbre; - if (!dumpTimbre(file, timbre, useaddr)) - break; - } - closeFile(file); - return 0; -} - -void ProduceOutput1(Bit16s *useBuf, Bit16s *stream, Bit32u len, Bit16s volume) { -#if MT32EMU_USE_MMX > 2 - //FIXME:KG: This appears to introduce crackle - int donelen = i386_produceOutput1(useBuf, stream, len, volume); - len -= donelen; - stream += donelen * 2; - useBuf += donelen * 2; -#endif - int end = len * 2; - while (end--) { - *stream = *stream + (Bit16s)(((Bit32s)*useBuf++ * (Bit32s)volume)>>15); - stream++; - } -} - -void Synth::render(Bit16s *stream, Bit32u len) { - memset(stream, 0, len * sizeof (Bit16s) * 2); - if (!isEnabled) - return; - while (len > 0) { - Bit32u thisLen = len > MAX_SAMPLE_OUTPUT ? MAX_SAMPLE_OUTPUT : len; - doRender(stream, thisLen); - len -= thisLen; - stream += 2 * thisLen; - } -} - -void Synth::doRender(Bit16s *stream, Bit32u len) { - partialManager->ageAll(); - - if (myProp.useReverb) { - for (unsigned int i = 0; i < MT32EMU_MAX_PARTIALS; i++) { - if (partialManager->shouldReverb(i)) { - if (partialManager->produceOutput(i, &tmpBuffer[0], len)) { - ProduceOutput1(&tmpBuffer[0], stream, len, masterVolume); - } - } - } - Bit32u m = 0; - for (unsigned int i = 0; i < len; i++) { - sndbufl[i] = (float)stream[m] / 32767.0f; - m++; - sndbufr[i] = (float)stream[m] / 32767.0f; - m++; - } - reverbModel->processreplace(sndbufl, sndbufr, outbufl, outbufr, len, 1); - m=0; - for (unsigned int i = 0; i < len; i++) { - stream[m] = (Bit16s)(outbufl[i] * 32767.0f); - m++; - stream[m] = (Bit16s)(outbufr[i] * 32767.0f); - m++; - } - for (unsigned int i = 0; i < MT32EMU_MAX_PARTIALS; i++) { - if (!partialManager->shouldReverb(i)) { - if (partialManager->produceOutput(i, &tmpBuffer[0], len)) { - ProduceOutput1(&tmpBuffer[0], stream, len, masterVolume); - } - } - } - } else { - for (unsigned int i = 0; i < MT32EMU_MAX_PARTIALS; i++) { - if (partialManager->produceOutput(i, &tmpBuffer[0], len)) - ProduceOutput1(&tmpBuffer[0], stream, len, masterVolume); - } - } - - partialManager->clearAlreadyOutputed(); - -#if MT32EMU_MONITOR_PARTIALS == 1 - samplepos += len; - if (samplepos > myProp.SampleRate * 5) { - samplepos = 0; - int partialUsage[9]; - partialManager->GetPerPartPartialUsage(partialUsage); - printDebug("1:%02d 2:%02d 3:%02d 4:%02d 5:%02d 6:%02d 7:%02d 8:%02d", partialUsage[0], partialUsage[1], partialUsage[2], partialUsage[3], partialUsage[4], partialUsage[5], partialUsage[6], partialUsage[7]); - printDebug("Rhythm: %02d TOTAL: %02d", partialUsage[8], MT32EMU_MAX_PARTIALS - partialManager->GetFreePartialCount()); - } -#endif -} - -const Partial *Synth::getPartial(unsigned int partialNum) const { - return partialManager->getPartial(partialNum); -} - -const Part *Synth::getPart(unsigned int partNum) const { - if (partNum > 8) - return NULL; - return parts[partNum]; -} - -} diff --git a/sound/softsynth/mt32/synth.h b/sound/softsynth/mt32/synth.h deleted file mode 100644 index 3fc303d322..0000000000 --- a/sound/softsynth/mt32/synth.h +++ /dev/null @@ -1,300 +0,0 @@ -/* Copyright (c) 2003-2005 Various contributors - * - * Permission is hereby granted, free of charge, to any person obtaining a copy - * of this software and associated documentation files (the "Software"), to - * deal in the Software without restriction, including without limitation the - * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or - * sell copies of the Software, and to permit persons to whom the Software is - * furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in - * all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE - * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING - * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS - * IN THE SOFTWARE. - */ - -#ifndef MT32EMU_SYNTH_H -#define MT32EMU_SYNTH_H - -#include "common/scummsys.h" - -class revmodel; - -namespace MT32Emu { - -class File; -class TableInitialiser; -class Partial; -class PartialManager; -class Part; - -enum ReportType { - // Errors - ReportType_errorControlROM = 1, - ReportType_errorPCMROM, - ReportType_errorSampleRate, - - // Progress - ReportType_progressInit, - - // HW spec - ReportType_availableSSE, - ReportType_available3DNow, - ReportType_usingSSE, - ReportType_using3DNow, - - // General info - ReportType_lcdMessage, - ReportType_devReset, - ReportType_devReconfig, - ReportType_newReverbMode, - ReportType_newReverbTime, - ReportType_newReverbLevel -}; - -struct SynthProperties { - // Sample rate to use in mixing - int sampleRate; - - // Flag to activate reverb. True = use reverb, False = no reverb - bool useReverb; - // True to use software set reverb settings, False to set reverb settings in - // following parameters - bool useDefaultReverb; - // When not using the default settings, this specifies one of the 4 reverb types - // 1 = Room 2 = Hall 3 = Plate 4 = Tap - unsigned char reverbType; - // This specifies the delay time, from 0-7 (not sure of the actual MT-32's measurement) - unsigned char reverbTime; - // This specifies the reverb level, from 0-7 (not sure of the actual MT-32's measurement) - unsigned char reverbLevel; - // The name of the directory in which the ROM and data files are stored (with trailing slash/backslash) - // Not used if "openFile" is set. May be NULL in any case. - char *baseDir; - // This is used as the first argument to all callbacks - void *userData; - // Callback for reporting various errors and information. May be NULL - int (*report)(void *userData, ReportType type, const void *reportData); - // Callback for debug messages, in vprintf() format - void (*printDebug)(void *userData, const char *fmt, va_list list); - // Callback for providing an implementation of File, opened and ready for use - // May be NULL, in which case a default implementation will be used. - File *(*openFile)(void *userData, const char *filename, File::OpenMode mode); - // Callback for closing a File. May be NULL, in which case the File will automatically be close()d/deleted. - void (*closeFile)(void *userData, File *file); -}; - -// This is the specification of the Callback routine used when calling the RecalcWaveforms -// function -typedef void (*recalcStatusCallback)(int percDone); - -// This external function recreates the base waveform file (waveforms.raw) using a specifed -// sampling rate. The callback routine provides interactivity to let the user know what -// percentage is complete in regenerating the waveforms. When a NULL pointer is used as the -// callback routine, no status is reported. -bool RecalcWaveforms(char * baseDir, int sampRate, recalcStatusCallback callBack); - -typedef float (*iir_filter_type)(float input,float *hist1_ptr, float *coef_ptr); - -const Bit8u SYSEX_MANUFACTURER_ROLAND = 0x41; - -const Bit8u SYSEX_MDL_MT32 = 0x16; -const Bit8u SYSEX_MDL_D50 = 0x14; - -const Bit8u SYSEX_CMD_RQ1 = 0x11; // Request data #1 -const Bit8u SYSEX_CMD_DT1 = 0x12; // Data set 1 -const Bit8u SYSEX_CMD_WSD = 0x40; // Want to send data -const Bit8u SYSEX_CMD_RQD = 0x41; // Request data -const Bit8u SYSEX_CMD_DAT = 0x42; // Data set -const Bit8u SYSEX_CMD_ACK = 0x43; // Acknowledge -const Bit8u SYSEX_CMD_EOD = 0x45; // End of data -const Bit8u SYSEX_CMD_ERR = 0x4E; // Communications error -const Bit8u SYSEX_CMD_RJC = 0x4F; // Rejection - -const unsigned int CONTROL_ROM_SIZE = 64 * 1024; - -struct ControlROMPCMStruct -{ - Bit8u pos; - Bit8u len; - Bit8u pitchLSB; - Bit8u pitchMSB; -}; - -struct ControlROMMap { - Bit16u idPos; - Bit16u idLen; - const char *idBytes; - Bit16u pcmTable; - Bit16u pcmCount; - Bit16u timbreAMap; - Bit16u timbreAOffset; - Bit16u timbreBMap; - Bit16u timbreBOffset; - Bit16u timbreRMap; - Bit16u timbreRCount; - Bit16u rhythmSettings; - Bit16u rhythmSettingsCount; - Bit16u reserveSettings; - Bit16u panSettings; - Bit16u programSettings; -}; - -enum MemoryRegionType { - MR_PatchTemp, MR_RhythmTemp, MR_TimbreTemp, MR_Patches, MR_Timbres, MR_System, MR_Display, MR_Reset -}; - -class MemoryRegion { -public: - MemoryRegionType type; - Bit32u startAddr, entrySize, entries; - - int lastTouched(Bit32u addr, Bit32u len) const { - return (offset(addr) + len - 1) / entrySize; - } - int firstTouchedOffset(Bit32u addr) const { - return offset(addr) % entrySize; - } - int firstTouched(Bit32u addr) const { - return offset(addr) / entrySize; - } - Bit32u regionEnd() const { - return startAddr + entrySize * entries; - } - bool contains(Bit32u addr) const { - return addr >= startAddr && addr < regionEnd(); - } - int offset(Bit32u addr) const { - return addr - startAddr; - } - Bit32u getClampedLen(Bit32u addr, Bit32u len) const { - if (addr + len > regionEnd()) - return regionEnd() - addr; - return len; - } - Bit32u next(Bit32u addr, Bit32u len) const { - if (addr + len > regionEnd()) { - return regionEnd() - addr; - } - return 0; - } -}; - - -class Synth { -friend class Part; -friend class RhythmPart; -friend class Partial; -friend class Tables; -private: - bool isEnabled; - - iir_filter_type iirFilter; - - PCMWaveEntry *pcmWaves; // Array - - const ControlROMMap *controlROMMap; - Bit8u controlROMData[CONTROL_ROM_SIZE]; - Bit16s *pcmROMData; - int pcmROMSize; // This is in 16-bit samples, therefore half the number of bytes in the ROM - - Bit8s chantable[32]; - - #if MT32EMU_MONITOR_PARTIALS == 1 - static Bit32s samplepos = 0; - #endif - - Tables tables; - - MemParams mt32ram, mt32default; - - revmodel *reverbModel; - - float masterTune; - Bit16u masterVolume; - - bool isOpen; - - PartialManager *partialManager; - Part *parts[9]; - - Bit16s tmpBuffer[MAX_SAMPLE_OUTPUT * 2]; - float sndbufl[MAX_SAMPLE_OUTPUT]; - float sndbufr[MAX_SAMPLE_OUTPUT]; - float outbufl[MAX_SAMPLE_OUTPUT]; - float outbufr[MAX_SAMPLE_OUTPUT]; - - SynthProperties myProp; - - bool loadPreset(File *file); - void initReverb(Bit8u newRevMode, Bit8u newRevTime, Bit8u newRevLevel); - void doRender(Bit16s * stream, Bit32u len); - - void playAddressedSysex(unsigned char channel, const Bit8u *sysex, Bit32u len); - void readSysex(unsigned char channel, const Bit8u *sysex, Bit32u len); - void writeMemoryRegion(const MemoryRegion *region, Bit32u addr, Bit32u len, const Bit8u *data); - void readMemoryRegion(const MemoryRegion *region, Bit32u addr, Bit32u len, Bit8u *data); - - bool loadControlROM(const char *filename); - bool loadPCMROM(const char *filename); - bool dumpTimbre(File *file, const TimbreParam *timbre, Bit32u addr); - int dumpTimbres(const char *filename, int start, int len); - - bool initPCMList(Bit16u mapAddress, Bit16u count); - bool initRhythmTimbres(Bit16u mapAddress, Bit16u count); - bool initTimbres(Bit16u mapAddress, Bit16u offset, int startTimbre); - bool initRhythmTimbre(int drumNum, const Bit8u *mem, unsigned int memLen); - bool refreshSystem(); - -protected: - int report(ReportType type, const void *reportData); - File *openFile(const char *filename, File::OpenMode mode); - void closeFile(File *file); - void printDebug(const char *fmt, ...) GCC_PRINTF(2, 3); - -public: - static Bit8u calcSysexChecksum(const Bit8u *data, Bit32u len, Bit8u checksum); - - Synth(); - ~Synth(); - - // Used to initialise the MT-32. Must be called before any other function. - // Returns true if initialization was sucessful, otherwise returns false. - bool open(SynthProperties &useProp); - - // Closes the MT-32 and deallocates any memory used by the synthesizer - void close(void); - - // Sends a 4-byte MIDI message to the MT-32 for immediate playback - void playMsg(Bit32u msg); - void playMsgOnPart(unsigned char part, unsigned char code, unsigned char note, unsigned char velocity); - - // Sends a string of Sysex commands to the MT-32 for immediate interpretation - // The length is in bytes - void playSysex(const Bit8u *sysex, Bit32u len); - void playSysexWithoutFraming(const Bit8u *sysex, Bit32u len); - void playSysexWithoutHeader(unsigned char device, unsigned char command, const Bit8u *sysex, Bit32u len); - void writeSysex(unsigned char channel, const Bit8u *sysex, Bit32u len); - - // This callback routine is used to have the MT-32 generate samples to the specified - // output stream. The length is in whole samples, not bytes. (I.E. in 16-bit stereo, - // one sample is 4 bytes) - void render(Bit16s * stream, Bit32u len); - - const Partial *getPartial(unsigned int partialNum) const; - - void readMemory(Bit32u addr, Bit32u len, Bit8u *data); - - // partNum should be 0..7 for Part 1..8, or 8 for Rhythm - const Part *getPart(unsigned int partNum) const; -}; - -} - -#endif diff --git a/sound/softsynth/mt32/tables.cpp b/sound/softsynth/mt32/tables.cpp deleted file mode 100644 index eba4d2a520..0000000000 --- a/sound/softsynth/mt32/tables.cpp +++ /dev/null @@ -1,757 +0,0 @@ -/* Copyright (c) 2003-2005 Various contributors - * - * Permission is hereby granted, free of charge, to any person obtaining a copy - * of this software and associated documentation files (the "Software"), to - * deal in the Software without restriction, including without limitation the - * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or - * sell copies of the Software, and to permit persons to whom the Software is - * furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in - * all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE - * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING - * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS - * IN THE SOFTWARE. - */ - -#include <stdlib.h> -#include <string.h> -#include <math.h> - -#include "mt32emu.h" - -#if defined(MACOSX) || defined(SOLARIS) || defined(__MINGW32__) -// Older versions of Mac OS X didn't supply a powf function, so using it -// will cause a binary incompatibility when trying to run a binary built -// on a newer OS X release on an olderr one. And Solaris 8 doesn't provide -// powf, floorf, fabsf etc. at all. -// Cross-compiled MinGW32 toolchains suffer from a cross-compile bug in -// libstdc++. math/stubs.o should be empty, but it comes with a symbol for -// powf, resulting in a linker error because of multiple definitions. -// Hence we re-define them here. The only potential drawback is that it -// might be a little bit slower this way. -#define powf(x,y) ((float)pow(x,y)) -#define floorf(x) ((float)floor(x)) -#define fabsf(x) ((float)fabs(x)) -#endif - -#define FIXEDPOINT_MAKE(x, point) ((Bit32u)((1 << point) * x)) - -namespace MT32Emu { - -//Amplitude time velocity follow exponential coefficients -static const double tvcatconst[5] = {0.0, 0.002791309, 0.005942882, 0.012652792, 0.026938637}; -static const double tvcatmult[5] = {1.0, 1.072662811, 1.169129367, 1.288579123, 1.229630539}; - -// These are division constants for the TVF depth key follow -static const Bit32u depexp[5] = {3000, 950, 485, 255, 138}; - -//Envelope time keyfollow exponential coefficients -static const double tkcatconst[5] = {0.0, 0.005853144, 0.011148054, 0.019086143, 0.043333215}; -static const double tkcatmult[5] = {1.0, 1.058245688, 1.048488989, 1.016049301, 1.097538067}; - -// Begin filter stuff - -// Pre-warp the coefficients of a numerator or denominator. -// Note that a0 is assumed to be 1, so there is no wrapping -// of it. -static void prewarp(double *a1, double *a2, double fc, double fs) { - double wp; - - wp = 2.0 * fs * tan(DOUBLE_PI * fc / fs); - - *a2 = *a2 / (wp * wp); - *a1 = *a1 / wp; -} - -// Transform the numerator and denominator coefficients -// of s-domain biquad section into corresponding -// z-domain coefficients. -// -// Store the 4 IIR coefficients in array pointed by coef -// in following order: -// beta1, beta2 (denominator) -// alpha1, alpha2 (numerator) -// -// Arguments: -// a0-a2 - s-domain numerator coefficients -// b0-b2 - s-domain denominator coefficients -// k - filter gain factor. initially set to 1 -// and modified by each biquad section in such -// a way, as to make it the coefficient by -// which to multiply the overall filter gain -// in order to achieve a desired overall filter gain, -// specified in initial value of k. -// fs - sampling rate (Hz) -// coef - array of z-domain coefficients to be filled in. -// -// Return: -// On return, set coef z-domain coefficients -static void bilinear(double a0, double a1, double a2, double b0, double b1, double b2, double *k, double fs, float *coef) { - double ad, bd; - - // alpha (Numerator in s-domain) - ad = 4. * a2 * fs * fs + 2. * a1 * fs + a0; - // beta (Denominator in s-domain) - bd = 4. * b2 * fs * fs + 2. * b1* fs + b0; - - // update gain constant for this section - *k *= ad/bd; - - // Denominator - *coef++ = (float)((2. * b0 - 8. * b2 * fs * fs) / bd); // beta1 - *coef++ = (float)((4. * b2 * fs * fs - 2. * b1 * fs + b0) / bd); // beta2 - - // Nominator - *coef++ = (float)((2. * a0 - 8. * a2 * fs * fs) / ad); // alpha1 - *coef = (float)((4. * a2 * fs * fs - 2. * a1 * fs + a0) / ad); // alpha2 -} - -// a0-a2: numerator coefficients -// b0-b2: denominator coefficients -// fc: Filter cutoff frequency -// fs: sampling rate -// k: overall gain factor -// coef: pointer to 4 iir coefficients -static void szxform(double *a0, double *a1, double *a2, double *b0, double *b1, double *b2, double fc, double fs, double *k, float *coef) { - // Calculate a1 and a2 and overwrite the original values - prewarp(a1, a2, fc, fs); - prewarp(b1, b2, fc, fs); - bilinear(*a0, *a1, *a2, *b0, *b1, *b2, k, fs, coef); -} - -static void initFilter(float fs, float fc, float *icoeff, float Q) { - float *coef; - double a0, a1, a2, b0, b1, b2; - - double k = 1.5; // Set overall filter gain factor - coef = icoeff + 1; // Skip k, or gain - - // Section 1 - a0 = 1.0; - a1 = 0; - a2 = 0; - b0 = 1.0; - b1 = 0.765367 / Q; // Divide by resonance or Q - b2 = 1.0; - szxform(&a0, &a1, &a2, &b0, &b1, &b2, fc, fs, &k, coef); - coef += 4; // Point to next filter section - - // Section 2 - a0 = 1.0; - a1 = 0; - a2 = 0; - b0 = 1.0; - b1 = 1.847759 / Q; - b2 = 1.0; - szxform(&a0, &a1, &a2, &b0, &b1, &b2, fc, fs, &k, coef); - - icoeff[0] = (float)k; -} - -void Tables::initFiltCoeff(float samplerate) { - for (int j = 0; j < FILTERGRAN; j++) { - for (int res = 0; res < 31; res++) { - float tres = resonanceFactor[res]; - initFilter((float)samplerate, (((float)(j+1.0)/FILTERGRAN)) * ((float)samplerate/2), filtCoeff[j][res], tres); - } - } -} - -void Tables::initEnvelopes(float samplerate) { - for (int lf = 0; lf <= 100; lf++) { - float elf = (float)lf; - - // General envelope - // This formula fits observation of the CM-32L by +/- 0.03s or so for the second time value in the filter, - // when all other times were 0 and all levels were 100. Note that variations occur depending on the level - // delta of the section, which we're not fully emulating. - float seconds = powf(2.0f, (elf / 8.0f) + 7.0f) / 32768.0f; - int samples = (int)(seconds * samplerate); - envTime[lf] = samples; - - // Cap on envelope times depending on the level delta - if (elf == 0) { - envDeltaMaxTime[lf] = 63; - } else { - float cap = 11.0f * (float)log(elf) + 64; - if (cap > 100.0f) { - cap = 100.0f; - } - envDeltaMaxTime[lf] = (int)cap; - } - - - // This (approximately) represents the time durations when the target level is 0. - // Not sure why this is a special case, but it's seen to be from the real thing. - seconds = powf(2, (elf / 8.0f) + 6) / 32768.0f; - envDecayTime[lf] = (int)(seconds * samplerate); - - // I am certain of this: Verified by hand LFO log - lfoPeriod[lf] = (Bit32u)(((float)samplerate) / (powf(1.088883372f, (float)lf) * 0.021236044f)); - } -} - -void Tables::initMT32ConstantTables(Synth *synth) { - int lf; - synth->printDebug("Initialising Pitch Tables"); - for (lf = -108; lf <= 108; lf++) { - tvfKeyfollowMult[lf + 108] = (int)(256 * powf(2.0f, (float)(lf / 24.0f))); - //synth->printDebug("KT %d = %d", f, keytable[f+108]); - } - - for (int res = 0; res < 31; res++) { - resonanceFactor[res] = powf((float)res / 30.0f, 5.0f) + 1.0f; - } - - int period = 65536; - - for (int ang = 0; ang < period; ang++) { - int halfang = (period / 2); - int angval = ang % halfang; - float tval = (((float)angval / (float)halfang) - 0.5f) * 2; - if (ang >= halfang) - tval = -tval; - sintable[ang] = (Bit16s)(tval * 50.0f) + 50; - } - - int velt, dep; - float tempdep; - for (velt = 0; velt < 128; velt++) { - for (dep = 0; dep < 5; dep++) { - if (dep > 0) { - float ff = (float)(exp(3.5f * tvcatconst[dep] * (59.0f - (float)velt)) * tvcatmult[dep]); - tempdep = 256.0f * ff; - envTimeVelfollowMult[dep][velt] = (int)tempdep; - //if ((velt % 16) == 0) { - // synth->printDebug("Key %d, depth %d, factor %d", velt, dep, (int)tempdep); - //} - } else - envTimeVelfollowMult[dep][velt] = 256; - } - - for (dep = -7; dep < 8; dep++) { - float fldep = (float)abs(dep) / 7.0f; - fldep = powf(fldep,2.5f); - if (dep < 0) - fldep = fldep * -1.0f; - pwVelfollowAdd[dep+7][velt] = Bit32s((fldep * (float)velt * 100) / 128.0); - } - } - - for (dep = 0; dep <= 100; dep++) { - for (velt = 0; velt < 128; velt++) { - float fdep = (float)dep * 0.000347013f; // Another MT-32 constant - float fv = ((float)velt - 64.0f)/7.26f; - float flogdep = powf(10, fdep * fv); - float fbase; - - if (velt > 64) - synth->tables.tvfVelfollowMult[velt][dep] = (int)(flogdep * 256.0); - else { - //lff = 1 - (pow(((128.0 - (float)lf) / 64.0),.25) * ((float)velt / 96)); - fbase = 1 - (powf(((float)dep / 100.0f),.25f) * ((float)(64-velt) / 96.0f)); - synth->tables.tvfVelfollowMult[velt][dep] = (int)(fbase * 256.0); - } - //synth->printDebug("Filvel dep %d velt %d = %x", dep, velt, filveltable[velt][dep]); - } - } - - for (lf = 0; lf < 128; lf++) { - float veloFract = lf / 127.0f; - for (int velsens = 0; velsens <= 100; velsens++) { - float sensFract = (velsens - 50) / 50.0f; - if (velsens < 50) { - tvaVelfollowMult[lf][velsens] = FIXEDPOINT_MAKE(1.0f / powf(2.0f, veloFract * -sensFract * 127.0f / 20.0f), 8); - } else { - tvaVelfollowMult[lf][velsens] = FIXEDPOINT_MAKE(1.0f / powf(2.0f, (1.0f - veloFract) * sensFract * 127.0f / 20.0f), 8); - } - } - } - - for (lf = 0; lf <= 100; lf++) { - // Converts the 0-100 range used by the MT-32 to volume multiplier - volumeMult[lf] = FIXEDPOINT_MAKE(powf((float)lf / 100.0f, FLOAT_LN), 7); - } - - for (lf = 0; lf <= 100; lf++) { - float mv = lf / 100.0f; - float pt = mv - 0.5f; - if (pt < 0) - pt = 0; - - // Original (CC version) - //pwFactor[lf] = (int)(pt * 210.04f) + 128; - - // Approximation from sample comparison - pwFactor[lf] = (int)(pt * 179.0f) + 128; - } - - for (unsigned int i = 0; i < MAX_SAMPLE_OUTPUT; i++) { - int myRand; - myRand = rand(); - //myRand = ((myRand - 16383) * 7168) >> 16; - // This one is slower but works with all values of RAND_MAX - myRand = (int)((myRand - RAND_MAX / 2) / (float)RAND_MAX * (7168 / 2)); - //FIXME:KG: Original ultimately set the lowest two bits to 0, for no obvious reason - noiseBuf[i] = (Bit16s)myRand; - } - - float tdist; - float padjtable[51]; - for (lf = 0; lf <= 50; lf++) { - if (lf == 0) - padjtable[lf] = 7; - else if (lf == 1) - padjtable[lf] = 6; - else if (lf == 2) - padjtable[lf] = 5; - else if (lf == 3) - padjtable[lf] = 4; - else if (lf == 4) - padjtable[lf] = 4 - (0.333333f); - else if (lf == 5) - padjtable[lf] = 4 - (0.333333f * 2); - else if (lf == 6) - padjtable[lf] = 3; - else if ((lf > 6) && (lf <= 12)) { - tdist = (lf-6.0f) / 6.0f; - padjtable[lf] = 3.0f - tdist; - } else if ((lf > 12) && (lf <= 25)) { - tdist = (lf - 12.0f) / 13.0f; - padjtable[lf] = 2.0f - tdist; - } else { - tdist = (lf - 25.0f) / 25.0f; - padjtable[lf] = 1.0f - tdist; - } - //synth->printDebug("lf %d = padj %f", lf, (double)padjtable[lf]); - } - - float lfp, depf, finalval, tlf; - int depat, pval, depti; - for (lf = 0; lf <= 10; lf++) { - // I believe the depth is cubed or something - - for (depat = 0; depat <= 100; depat++) { - if (lf > 0) { - depti = abs(depat - 50); - tlf = (float)lf - padjtable[depti]; - if (tlf < 0) - tlf = 0; - lfp = (float)exp(0.713619942f * tlf) / 407.4945111f; - - if (depat < 50) - finalval = 4096.0f * powf(2, -lfp); - else - finalval = 4096.0f * powf(2, lfp); - pval = (int)finalval; - - pitchEnvVal[lf][depat] = pval; - //synth->printDebug("lf %d depat %d pval %d tlf %f lfp %f", lf,depat,pval, (double)tlf, (double)lfp); - } else { - pitchEnvVal[lf][depat] = 4096; - //synth->printDebug("lf %d depat %d pval 4096", lf, depat); - } - } - } - for (lf = 0; lf <= 100; lf++) { - // It's linear - verified on MT-32 - one of the few things linear - lfp = ((float)lf * 0.1904f) / 310.55f; - - for (depat = 0; depat <= 100; depat++) { - depf = ((float)depat - 50.0f) / 50.0f; - //finalval = pow(2, lfp * depf * .5); - finalval = 4096.0f + (4096.0f * lfp * depf); - - pval = (int)finalval; - - lfoShift[lf][depat] = pval; - - //synth->printDebug("lf %d depat %d pval %x", lf,depat,pval); - } - } - - for (lf = 0; lf <= 12; lf++) { - for (int distval = 0; distval < 128; distval++) { - float amplog, dval; - if (lf == 0) { - amplog = 0; - dval = 1; - tvaBiasMult[lf][distval] = 256; - } else { - /* - amplog = powf(1.431817011f, (float)lf) / FLOAT_PI; - dval = ((128.0f - (float)distval) / 128.0f); - amplog = exp(amplog); - dval = powf(amplog, dval) / amplog; - tvaBiasMult[lf][distval] = (int)(dval * 256.0); - */ - // Lets assume for a second it's linear - - // Distance of full volume reduction - amplog = (float)(12.0f / (float)lf) * 24.0f; - if (distval > amplog) { - tvaBiasMult[lf][distval] = 0; - } else { - dval = (amplog - (float)distval) / amplog; - tvaBiasMult[lf][distval] = (int)(dval * 256.0f); - } - } - //synth->printDebug("Ampbias lf %d distval %d = %f (%x) %f", lf, distval, (double)dval, tvaBiasMult[lf][distval],(double)amplog); - } - } - - for (lf = 0; lf <= 14; lf++) { - for (int distval = 0; distval < 128; distval++) { - float filval = fabsf((float)((lf - 7) * 12) / 7.0f); - float amplog, dval; - if (lf == 7) { - amplog = 0; - dval = 1; - tvfBiasMult[lf][distval] = 256; - } else { - //amplog = pow(1.431817011, filval) / FLOAT_PI; - amplog = powf(1.531817011f, filval) / FLOAT_PI; - dval = (128.0f - (float)distval) / 128.0f; - amplog = (float)exp(amplog); - dval = powf(amplog,dval)/amplog; - if (lf < 8) { - tvfBiasMult[lf][distval] = (int)(dval * 256.0f); - } else { - dval = powf(dval, 0.3333333f); - if (dval < 0.01f) - dval = 0.01f; - dval = 1 / dval; - tvfBiasMult[lf][distval] = (int)(dval * 256.0f); - } - } - //synth->printDebug("Fbias lf %d distval %d = %f (%x) %f", lf, distval, (double)dval, tvfBiasMult[lf][distval],(double)amplog); - } - } -} - -// Per-note table initialisation follows - -static void initSaw(NoteLookup *noteLookup, Bit32s div2) { - int tmpdiv = div2 << 16; - for (int rsaw = 0; rsaw <= 100; rsaw++) { - float fsaw; - if (rsaw < 50) - fsaw = 50.0f; - else - fsaw = (float)rsaw; - - //(66 - (((A8 - 50) / 50) ^ 0.63) * 50) / 132 - float sawfact = (66.0f - (powf((fsaw - 50.0f) / 50.0f, 0.63f) * 50.0f)) / 132.0f; - noteLookup->sawTable[rsaw] = (int)(sawfact * (float)tmpdiv) >> 16; - //synth->printDebug("F %d divtable %d saw %d sawtable %d", f, div, rsaw, sawtable[f][rsaw]); - } -} - -static void initDep(KeyLookup *keyLookup, float f) { - for (int dep = 0; dep < 5; dep++) { - if (dep == 0) { - keyLookup->envDepthMult[dep] = 256; - keyLookup->envTimeMult[dep] = 256; - } else { - float depfac = 3000.0f; - float ff, tempdep; - depfac = (float)depexp[dep]; - - ff = (f - (float)MIDDLEC) / depfac; - tempdep = powf(2, ff) * 256.0f; - keyLookup->envDepthMult[dep] = (int)tempdep; - - ff = (float)(exp(tkcatconst[dep] * ((float)MIDDLEC - f)) * tkcatmult[dep]); - keyLookup->envTimeMult[dep] = (int)(ff * 256.0f); - } - } - //synth->printDebug("F %f d1 %x d2 %x d3 %x d4 %x d5 %x", (double)f, noteLookup->fildepTable[0], noteLookup->fildepTable[1], noteLookup->fildepTable[2], noteLookup->fildepTable[3], noteLookup->fildepTable[4]); -} - -Bit16s Tables::clampWF(Synth *synth, const char *n, float ampVal, double input) { - Bit32s x = (Bit32s)(input * ampVal); - if (x < -ampVal - 1) { - synth->printDebug("%s==%d<-WGAMP-1!", n, x); - x = (Bit32s)(-ampVal - 1); - } else if (x > ampVal) { - synth->printDebug("%s==%d>WGAMP!", n, x); - x = (Bit32s)ampVal; - } - return (Bit16s)x; -} - -File *Tables::initWave(Synth *synth, NoteLookup *noteLookup, float ampVal, float div2, File *file) { - int iDiv2 = (int)div2; - noteLookup->waveformSize[0] = iDiv2 << 1; - noteLookup->waveformSize[1] = iDiv2 << 1; - noteLookup->waveformSize[2] = iDiv2 << 2; - for (int i = 0; i < 3; i++) { - if (noteLookup->waveforms[i] == NULL) { - noteLookup->waveforms[i] = new Bit16s[noteLookup->waveformSize[i]]; - } - } - if (file != NULL) { - for (int i = 0; i < 3 && file != NULL; i++) { - size_t len = noteLookup->waveformSize[i]; - for (unsigned int j = 0; j < len; j++) { - if (!file->readBit16u((Bit16u *)¬eLookup->waveforms[i][j])) { - synth->printDebug("Error reading wave file cache!"); - file->close(); - file = NULL; - break; - } - } - } - } - if (file == NULL) { - double sd = DOUBLE_PI / div2; - - for (int fa = 0; fa < (iDiv2 << 1); fa++) { - // sa ranges from 0 to 2PI - double sa = fa * sd; - - // Calculate a sample for the bandlimited sawtooth wave - double saw = 0.0; - int sincs = iDiv2 >> 1; - double sinus = 1.0; - for (int sincNum = 1; sincNum <= sincs; sincNum++) { - saw += sin(sinus * sa) / sinus; - sinus++; - } - - // This works pretty well - // Multiplied by 0.84 so that the spikes caused by bandlimiting don't overdrive the amplitude - noteLookup->waveforms[0][fa] = clampWF(synth, "saw", ampVal, -saw / (0.5 * DOUBLE_PI) * 0.84); - noteLookup->waveforms[1][fa] = clampWF(synth, "cos", ampVal, -cos(sa / 2.0)); - noteLookup->waveforms[2][fa * 2] = clampWF(synth, "cosoff_0", ampVal, -cos(sa - DOUBLE_PI)); - noteLookup->waveforms[2][fa * 2 + 1] = clampWF(synth, "cosoff_1", ampVal, -cos((sa + (sd / 2)) - DOUBLE_PI)); - } - } - return file; -} - -static void initFiltTable(NoteLookup *noteLookup, float freq, float rate) { - for (int tr = 0; tr <= 200; tr++) { - float ftr = (float)tr; - - // Verified exact on MT-32 - if (tr > 100) - ftr = 100.0f + (powf((ftr - 100.0f) / 100.0f, 3.0f) * 100.0f); - - // I think this is the one - float brsq = powf(10.0f, (tr / 50.0f) - 1.0f); - noteLookup->filtTable[0][tr] = (int)((freq * brsq) / (rate / 2) * FILTERGRAN); - if (noteLookup->filtTable[0][tr]>=((FILTERGRAN*15)/16)) - noteLookup->filtTable[0][tr] = ((FILTERGRAN*15)/16); - - float brsa = powf(10.0f, ((tr / 55.0f) - 1.0f)) / 2.0f; - noteLookup->filtTable[1][tr] = (int)((freq * brsa) / (rate / 2) * FILTERGRAN); - if (noteLookup->filtTable[1][tr]>=((FILTERGRAN*15)/16)) - noteLookup->filtTable[1][tr] = ((FILTERGRAN*15)/16); - } -} - -static void initNFiltTable(NoteLookup *noteLookup, float freq, float rate) { - for (int cf = 0; cf <= 100; cf++) { - float cfmult = (float)cf; - - for (int tf = 0;tf <= 100; tf++) { - float tfadd = (float)tf; - - //float freqsum = exp((cfmult + tfadd) / 30.0f) / 4.0f; - //float freqsum = 0.15f * exp(0.45f * ((cfmult + tfadd) / 10.0f)); - - float freqsum = powf(2.0f, ((cfmult + tfadd) - 40.0f) / 16.0f); - - noteLookup->nfiltTable[cf][tf] = (int)((freq * freqsum) / (rate / 2) * FILTERGRAN); - if (noteLookup->nfiltTable[cf][tf] >= ((FILTERGRAN * 15) / 16)) - noteLookup->nfiltTable[cf][tf] = ((FILTERGRAN * 15) / 16); - } - } -} - -File *Tables::initNote(Synth *synth, NoteLookup *noteLookup, float note, float rate, float masterTune, PCMWaveEntry *pcmWaves, File *file) { - float freq = (float)(masterTune * pow(2.0, ((double)note - MIDDLEA) / 12.0)); - float div2 = rate * 2.0f / freq; - noteLookup->div2 = (int)div2; - - if (noteLookup->div2 == 0) - noteLookup->div2 = 1; - - initSaw(noteLookup, noteLookup->div2); - - //synth->printDebug("Note %f; freq=%f, div=%f", (double)note, (double)freq, (double) rate / freq); - file = initWave(synth, noteLookup, WGAMP, div2, file); - - // Create the pitch tables - if (noteLookup->wavTable == NULL) - noteLookup->wavTable = new Bit32u[synth->controlROMMap->pcmCount]; - double rateMult = 32000.0 / rate; - double tuner = freq * 65536.0f; - for (int pc = 0; pc < synth->controlROMMap->pcmCount; pc++) { - noteLookup->wavTable[pc] = (int)(tuner / pcmWaves[pc].tune * rateMult); - } - - initFiltTable(noteLookup, freq, rate); - initNFiltTable(noteLookup, freq, rate); - return file; -} - -bool Tables::initNotes(Synth *synth, PCMWaveEntry *pcmWaves, float rate, float masterTune) { - const char *NoteNames[12] = { - "C ", "C#", "D ", "D#", "E ", "F ", "F#", "G ", "G#", "A ", "A#", "B " - }; - char filename[64]; - int intRate = (int)rate; - char version[4] = {0, 0, 0, 5}; - sprintf(filename, "waveformcache-%d-%.2f.raw", intRate, (double)masterTune); - - File *file = NULL; - char header[20]; - memcpy(header, "MT32WAVE", 8); - int pos = 8; - // Version... - for (int i = 0; i < 4; i++) - header[pos++] = version[i]; - header[pos++] = (char)((intRate >> 24) & 0xFF); - header[pos++] = (char)((intRate >> 16) & 0xFF); - header[pos++] = (char)((intRate >> 8) & 0xFF); - header[pos++] = (char)(intRate & 0xFF); - int intTuning = (int)masterTune; - header[pos++] = (char)((intTuning >> 8) & 0xFF); - header[pos++] = (char)(intTuning & 0xFF); - header[pos++] = 0; - header[pos] = (char)((masterTune - intTuning) * 10); -#if MT32EMU_WAVECACHEMODE < 2 - bool reading = false; - file = synth->openFile(filename, File::OpenMode_read); - if (file != NULL) { - char fileHeader[20]; - if (file->read(fileHeader, 20) == 20) { - if (memcmp(fileHeader, header, 20) == 0) { - Bit16u endianCheck; - if (file->readBit16u(&endianCheck)) { - if (endianCheck == 1) { - reading = true; - } else { - synth->printDebug("Endian check in %s does not match expected", filename); - } - } else { - synth->printDebug("Unable to read endian check in %s", filename); - } - } else { - synth->printDebug("Header of %s does not match expected", filename); - } - } else { - synth->printDebug("Error reading 16 bytes of %s", filename); - } - if (!reading) { - file->close(); - file = NULL; - } - } else { - synth->printDebug("Unable to open %s for reading", filename); - } -#endif - - float progress = 0.0f; - bool abort = false; - synth->report(ReportType_progressInit, &progress); - for (int f = LOWEST_NOTE; f <= HIGHEST_NOTE; f++) { - synth->printDebug("Initialising note %s%d", NoteNames[f % 12], (f / 12) - 2); - NoteLookup *noteLookup = ¬eLookups[f - LOWEST_NOTE]; - file = initNote(synth, noteLookup, (float)f, rate, masterTune, pcmWaves, file); - progress = (f - LOWEST_NOTE + 1) / (float)NUM_NOTES; - abort = synth->report(ReportType_progressInit, &progress) != 0; - if (abort) - break; - } - -#if MT32EMU_WAVECACHEMODE == 0 || MT32EMU_WAVECACHEMODE == 2 - if (file == NULL) { - file = synth->openFile(filename, File::OpenMode_write); - if (file != NULL) { - if (file->write(header, 20) == 20 && file->writeBit16u(1)) { - for (int f = 0; f < NUM_NOTES; f++) { - for (int i = 0; i < 3 && file != NULL; i++) { - int len = noteLookups[f].waveformSize[i]; - for (int j = 0; j < len; j++) { - if (!file->writeBit16u(noteLookups[f].waveforms[i][j])) { - synth->printDebug("Error writing waveform cache file"); - file->close(); - file = NULL; - break; - } - } - } - } - } else { - synth->printDebug("Error writing 16-byte header to %s - won't continue saving", filename); - } - } else { - synth->printDebug("Unable to open %s for writing - won't be created", filename); - } - } -#endif - - if (file != NULL) - synth->closeFile(file); - return !abort; -} - -void Tables::freeNotes() { - for (int t = 0; t < 3; t++) { - for (int m = 0; m < NUM_NOTES; m++) { - if (noteLookups[m].waveforms[t] != NULL) { - delete[] noteLookups[m].waveforms[t]; - noteLookups[m].waveforms[t] = NULL; - noteLookups[m].waveformSize[t] = 0; - } - if (noteLookups[m].wavTable != NULL) { - delete[] noteLookups[m].wavTable; - noteLookups[m].wavTable = NULL; - } - } - } - initialisedMasterTune = 0.0f; -} - -Tables::Tables() { - initialisedSampleRate = 0.0f; - initialisedMasterTune = 0.0f; - memset(¬eLookups, 0, sizeof(noteLookups)); -} - -bool Tables::init(Synth *synth, PCMWaveEntry *pcmWaves, float sampleRate, float masterTune) { - if (sampleRate <= 0.0f) { - synth->printDebug("Bad sampleRate (%f <= 0.0f)", (double)sampleRate); - return false; - } - if (initialisedSampleRate == 0.0f) { - initMT32ConstantTables(synth); - } - if (initialisedSampleRate != sampleRate) { - initFiltCoeff(sampleRate); - initEnvelopes(sampleRate); - for (int key = 12; key <= 108; key++) { - initDep(&keyLookups[key - 12], (float)key); - } - } - if (initialisedSampleRate != sampleRate || initialisedMasterTune != masterTune) { - freeNotes(); - if (!initNotes(synth, pcmWaves, sampleRate, masterTune)) { - return false; - } - initialisedSampleRate = sampleRate; - initialisedMasterTune = masterTune; - } - return true; -} - -} diff --git a/sound/softsynth/mt32/tables.h b/sound/softsynth/mt32/tables.h deleted file mode 100644 index d9af5114b2..0000000000 --- a/sound/softsynth/mt32/tables.h +++ /dev/null @@ -1,116 +0,0 @@ -/* Copyright (c) 2003-2005 Various contributors - * - * Permission is hereby granted, free of charge, to any person obtaining a copy - * of this software and associated documentation files (the "Software"), to - * deal in the Software without restriction, including without limitation the - * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or - * sell copies of the Software, and to permit persons to whom the Software is - * furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in - * all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE - * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING - * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS - * IN THE SOFTWARE. - */ - -#ifndef MT32EMU_TABLES_H -#define MT32EMU_TABLES_H - -namespace MT32Emu { - -// Mathematical constants -const double DOUBLE_PI = 3.1415926535897932384626433832795; -const double DOUBLE_LN = 2.3025850929940456840179914546844; -const float FLOAT_PI = 3.1415926535897932384626433832795f; -const float FLOAT_LN = 2.3025850929940456840179914546844f; - -// Filter settings -const int FILTERGRAN = 512; - -// Amplitude of waveform generator -// FIXME: This value is the amplitude possible whilst avoiding -// overdriven values immediately after filtering when playing -// back SQ3MT.MID. Needs to be checked. -const int WGAMP = 12382; - -const int MIDDLEC = 60; -const int MIDDLEA = 69; // By this I mean "A above middle C" - -// FIXME:KG: may only need to do 12 to 108 -// 12..108 is the range allowed by note on commands, but the key can be modified by pitch keyfollow -// and adjustment for timbre pitch, so the results can be outside that range. -// Should we move it (by octave) into the 12..108 range, or keep it in 0..127 range, -// or something else altogether? -const int LOWEST_NOTE = 12; -const int HIGHEST_NOTE = 127; -const int NUM_NOTES = HIGHEST_NOTE - LOWEST_NOTE + 1; // Number of slots for note LUT - -class Synth; - -struct NoteLookup { - Bit32u div2; - Bit32u *wavTable; - Bit32s sawTable[101]; - int filtTable[2][201]; - int nfiltTable[101][101]; - Bit16s *waveforms[3]; - Bit32u waveformSize[3]; -}; - -struct KeyLookup { - Bit32s envTimeMult[5]; // For envelope time adjustment for key pressed - Bit32s envDepthMult[5]; -}; - -class Tables { - float initialisedSampleRate; - float initialisedMasterTune; - void initMT32ConstantTables(Synth *synth); - static Bit16s clampWF(Synth *synth, const char *n, float ampVal, double input); - static File *initWave(Synth *synth, NoteLookup *noteLookup, float ampsize, float div2, File *file); - bool initNotes(Synth *synth, PCMWaveEntry *pcmWaves, float rate, float tuning); - void initEnvelopes(float sampleRate); - void initFiltCoeff(float samplerate); -public: - // Constant LUTs - Bit32s tvfKeyfollowMult[217]; - Bit32s tvfVelfollowMult[128][101]; - Bit32s tvfBiasMult[15][128]; - Bit32u tvaVelfollowMult[128][101]; - Bit32s tvaBiasMult[13][128]; - Bit16s noiseBuf[MAX_SAMPLE_OUTPUT]; - Bit16s sintable[65536]; - Bit32s pitchEnvVal[16][101]; - Bit32s envTimeVelfollowMult[5][128]; - Bit32s pwVelfollowAdd[15][128]; - float resonanceFactor[31]; - Bit32u lfoShift[101][101]; - Bit32s pwFactor[101]; - Bit32s volumeMult[101]; - - // LUTs varying with sample rate - Bit32u envTime[101]; - Bit32u envDeltaMaxTime[101]; - Bit32u envDecayTime[101]; - Bit32u lfoPeriod[101]; - float filtCoeff[FILTERGRAN][31][8]; - - // Various LUTs for each note and key - NoteLookup noteLookups[NUM_NOTES]; - KeyLookup keyLookups[97]; - - Tables(); - bool init(Synth *synth, PCMWaveEntry *pcmWaves, float sampleRate, float masterTune); - File *initNote(Synth *synth, NoteLookup *noteLookup, float note, float rate, float tuning, PCMWaveEntry *pcmWaves, File *file); - void freeNotes(); -}; - -} - -#endif diff --git a/sound/softsynth/opl/dbopl.cpp b/sound/softsynth/opl/dbopl.cpp deleted file mode 100644 index 47e263b6b9..0000000000 --- a/sound/softsynth/opl/dbopl.cpp +++ /dev/null @@ -1,1536 +0,0 @@ -/* - * Copyright (C) 2002-2010 The DOSBox Team - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. - */ - -/* - DOSBox implementation of a combined Yamaha YMF262 and Yamaha YM3812 emulator. - Enabling the opl3 bit will switch the emulator to stereo opl3 output instead of regular mono opl2 - Except for the table generation it's all integer math - Can choose different types of generators, using muls and bigger tables, try different ones for slower platforms - The generation was based on the MAME implementation but tried to have it use less memory and be faster in general - MAME uses much bigger envelope tables and this will be the biggest cause of it sounding different at times - - //TODO Don't delay first operator 1 sample in opl3 mode - //TODO Maybe not use class method pointers but a regular function pointers with operator as first parameter - //TODO Fix panning for the Percussion channels, would any opl3 player use it and actually really change it though? - //TODO Check if having the same accuracy in all frequency multipliers sounds better or not - - //DUNNO Keyon in 4op, switch to 2op without keyoff. -*/ - -// Last synch with DOSBox SVN trunk r3556 - -#include "dbopl.h" - -#ifndef DISABLE_DOSBOX_OPL - -namespace OPL { -namespace DOSBox { - -#ifndef PI -#define PI 3.14159265358979323846 -#endif - -namespace DBOPL { - -#define OPLRATE ((double)(14318180.0 / 288.0)) -#define TREMOLO_TABLE 52 - -//Try to use most precision for frequencies -//Else try to keep different waves in synch -//#define WAVE_PRECISION 1 -#ifndef WAVE_PRECISION -//Wave bits available in the top of the 32bit range -//Original adlib uses 10.10, we use 10.22 -#define WAVE_BITS 10 -#else -//Need some extra bits at the top to have room for octaves and frequency multiplier -//We support to 8 times lower rate -//128 * 15 * 8 = 15350, 2^13.9, so need 14 bits -#define WAVE_BITS 14 -#endif -#define WAVE_SH ( 32 - WAVE_BITS ) -#define WAVE_MASK ( ( 1 << WAVE_SH ) - 1 ) - -//Use the same accuracy as the waves -#define LFO_SH ( WAVE_SH - 10 ) -//LFO is controlled by our tremolo 256 sample limit -#define LFO_MAX ( 256 << ( LFO_SH ) ) - - -//Maximum amount of attenuation bits -//Envelope goes to 511, 9 bits -#if (DBOPL_WAVE == WAVE_TABLEMUL ) -//Uses the value directly -#define ENV_BITS ( 9 ) -#else -//Add 3 bits here for more accuracy and would have to be shifted up either way -#define ENV_BITS ( 9 ) -#endif -//Limits of the envelope with those bits and when the envelope goes silent -#define ENV_MIN 0 -#define ENV_EXTRA ( ENV_BITS - 9 ) -#define ENV_MAX ( 511 << ENV_EXTRA ) -#define ENV_LIMIT ( ( 12 * 256) >> ( 3 - ENV_EXTRA ) ) -#define ENV_SILENT( _X_ ) ( (_X_) >= ENV_LIMIT ) - -//Attack/decay/release rate counter shift -#define RATE_SH 24 -#define RATE_MASK ( ( 1 << RATE_SH ) - 1 ) -//Has to fit within 16bit lookuptable -#define MUL_SH 16 - -//Check some ranges -#if ENV_EXTRA > 3 -#error Too many envelope bits -#endif - - -//How much to substract from the base value for the final attenuation -static const Bit8u KslCreateTable[16] = { - //0 will always be be lower than 7 * 8 - 64, 32, 24, 19, - 16, 12, 11, 10, - 8, 6, 5, 4, - 3, 2, 1, 0, -}; - -#define M(_X_) ((Bit8u)( (_X_) * 2)) -static const Bit8u FreqCreateTable[16] = { - M(0.5), M(1 ), M(2 ), M(3 ), M(4 ), M(5 ), M(6 ), M(7 ), - M(8 ), M(9 ), M(10), M(10), M(12), M(12), M(15), M(15) -}; -#undef M - -//We're not including the highest attack rate, that gets a special value -static const Bit8u AttackSamplesTable[13] = { - 69, 55, 46, 40, - 35, 29, 23, 20, - 19, 15, 11, 10, - 9 -}; -//On a real opl these values take 8 samples to reach and are based upon larger tables -static const Bit8u EnvelopeIncreaseTable[13] = { - 4, 5, 6, 7, - 8, 10, 12, 14, - 16, 20, 24, 28, - 32, -}; - -#if ( DBOPL_WAVE == WAVE_HANDLER ) || ( DBOPL_WAVE == WAVE_TABLELOG ) -static Bit16u ExpTable[ 256 ]; -#endif - -#if ( DBOPL_WAVE == WAVE_HANDLER ) -//PI table used by WAVEHANDLER -static Bit16u SinTable[ 512 ]; -#endif - -#if ( DBOPL_WAVE > WAVE_HANDLER ) -//Layout of the waveform table in 512 entry intervals -//With overlapping waves we reduce the table to half it's size - -// | |//\\|____|WAV7|//__|/\ |____|/\/\| -// |\\//| | |WAV7| | \/| | | -// |06 |0126|17 |7 |3 |4 |4 5 |5 | - -//6 is just 0 shifted and masked - -static Bit16s WaveTable[ 8 * 512 ]; -//Distance into WaveTable the wave starts -static const Bit16u WaveBaseTable[8] = { - 0x000, 0x200, 0x200, 0x800, - 0xa00, 0xc00, 0x100, 0x400, - -}; -//Mask the counter with this -static const Bit16u WaveMaskTable[8] = { - 1023, 1023, 511, 511, - 1023, 1023, 512, 1023, -}; - -//Where to start the counter on at keyon -static const Bit16u WaveStartTable[8] = { - 512, 0, 0, 0, - 0, 512, 512, 256, -}; -#endif - -#if ( DBOPL_WAVE == WAVE_TABLEMUL ) -static Bit16u MulTable[ 384 ]; -#endif - -static Bit8u KslTable[ 8 * 16 ]; -static Bit8u TremoloTable[ TREMOLO_TABLE ]; -//Start of a channel behind the chip struct start -static Bit16u ChanOffsetTable[32]; -//Start of an operator behind the chip struct start -static Bit16u OpOffsetTable[64]; - -//The lower bits are the shift of the operator vibrato value -//The highest bit is right shifted to generate -1 or 0 for negation -//So taking the highest input value of 7 this gives 3, 7, 3, 0, -3, -7, -3, 0 -static const Bit8s VibratoTable[ 8 ] = { - 1 - 0x00, 0 - 0x00, 1 - 0x00, 30 - 0x00, - 1 - 0x80, 0 - 0x80, 1 - 0x80, 30 - 0x80 -}; - -//Shift strength for the ksl value determined by ksl strength -static const Bit8u KslShiftTable[4] = { - 31,1,2,0 -}; - -//Generate a table index and table shift value using input value from a selected rate -static void EnvelopeSelect( Bit8u val, Bit8u& index, Bit8u& shift ) { - if ( val < 13 * 4 ) { //Rate 0 - 12 - shift = 12 - ( val >> 2 ); - index = val & 3; - } else if ( val < 15 * 4 ) { //rate 13 - 14 - shift = 0; - index = val - 12 * 4; - } else { //rate 15 and up - shift = 0; - index = 12; - } -} - -#if ( DBOPL_WAVE == WAVE_HANDLER ) -/* - Generate the different waveforms out of the sine/exponetial table using handlers -*/ -static inline Bits MakeVolume( Bitu wave, Bitu volume ) { - Bitu total = wave + volume; - Bitu index = total & 0xff; - Bitu sig = ExpTable[ index ]; - Bitu exp = total >> 8; -#if 0 - //Check if we overflow the 31 shift limit - if ( exp >= 32 ) { - LOG_MSG( "WTF %d %d", total, exp ); - } -#endif - return (sig >> exp); -} - -static Bits DB_FASTCALL WaveForm0( Bitu i, Bitu volume ) { - Bits neg = 0 - (( i >> 9) & 1);//Create ~0 or 0 - Bitu wave = SinTable[i & 511]; - return (MakeVolume( wave, volume ) ^ neg) - neg; -} -static Bits DB_FASTCALL WaveForm1( Bitu i, Bitu volume ) { - Bit32u wave = SinTable[i & 511]; - wave |= ( ( (i ^ 512 ) & 512) - 1) >> ( 32 - 12 ); - return MakeVolume( wave, volume ); -} -static Bits DB_FASTCALL WaveForm2( Bitu i, Bitu volume ) { - Bitu wave = SinTable[i & 511]; - return MakeVolume( wave, volume ); -} -static Bits DB_FASTCALL WaveForm3( Bitu i, Bitu volume ) { - Bitu wave = SinTable[i & 255]; - wave |= ( ( (i ^ 256 ) & 256) - 1) >> ( 32 - 12 ); - return MakeVolume( wave, volume ); -} -static Bits DB_FASTCALL WaveForm4( Bitu i, Bitu volume ) { - //Twice as fast - i <<= 1; - Bits neg = 0 - (( i >> 9) & 1);//Create ~0 or 0 - Bitu wave = SinTable[i & 511]; - wave |= ( ( (i ^ 512 ) & 512) - 1) >> ( 32 - 12 ); - return (MakeVolume( wave, volume ) ^ neg) - neg; -} -static Bits DB_FASTCALL WaveForm5( Bitu i, Bitu volume ) { - //Twice as fast - i <<= 1; - Bitu wave = SinTable[i & 511]; - wave |= ( ( (i ^ 512 ) & 512) - 1) >> ( 32 - 12 ); - return MakeVolume( wave, volume ); -} -static Bits DB_FASTCALL WaveForm6( Bitu i, Bitu volume ) { - Bits neg = 0 - (( i >> 9) & 1);//Create ~0 or 0 - return (MakeVolume( 0, volume ) ^ neg) - neg; -} -static Bits DB_FASTCALL WaveForm7( Bitu i, Bitu volume ) { - //Negative is reversed here - Bits neg = (( i >> 9) & 1) - 1; - Bitu wave = (i << 3); - //When negative the volume also runs backwards - wave = ((wave ^ neg) - neg) & 4095; - return (MakeVolume( wave, volume ) ^ neg) - neg; -} - -static const WaveHandler WaveHandlerTable[8] = { - WaveForm0, WaveForm1, WaveForm2, WaveForm3, - WaveForm4, WaveForm5, WaveForm6, WaveForm7 -}; - -#endif - -/* - Operator -*/ - -//We zero out when rate == 0 -inline void Operator::UpdateAttack( const Chip* chip ) { - Bit8u rate = reg60 >> 4; - if ( rate ) { - Bit8u val = (rate << 2) + ksr; - attackAdd = chip->attackRates[ val ]; - rateZero &= ~(1 << ATTACK); - } else { - attackAdd = 0; - rateZero |= (1 << ATTACK); - } -} -inline void Operator::UpdateDecay( const Chip* chip ) { - Bit8u rate = reg60 & 0xf; - if ( rate ) { - Bit8u val = (rate << 2) + ksr; - decayAdd = chip->linearRates[ val ]; - rateZero &= ~(1 << DECAY); - } else { - decayAdd = 0; - rateZero |= (1 << DECAY); - } -} -inline void Operator::UpdateRelease( const Chip* chip ) { - Bit8u rate = reg80 & 0xf; - if ( rate ) { - Bit8u val = (rate << 2) + ksr; - releaseAdd = chip->linearRates[ val ]; - rateZero &= ~(1 << RELEASE); - if ( !(reg20 & MASK_SUSTAIN ) ) { - rateZero &= ~( 1 << SUSTAIN ); - } - } else { - rateZero |= (1 << RELEASE); - releaseAdd = 0; - if ( !(reg20 & MASK_SUSTAIN ) ) { - rateZero |= ( 1 << SUSTAIN ); - } - } -} - -inline void Operator::UpdateAttenuation( ) { - Bit8u kslBase = (Bit8u)((chanData >> SHIFT_KSLBASE) & 0xff); - Bit32u tl = reg40 & 0x3f; - Bit8u kslShift = KslShiftTable[ reg40 >> 6 ]; - //Make sure the attenuation goes to the right bits - totalLevel = tl << ( ENV_BITS - 7 ); //Total level goes 2 bits below max - totalLevel += ( kslBase << ENV_EXTRA ) >> kslShift; -} - -void Operator::UpdateFrequency( ) { - Bit32u freq = chanData & (( 1 << 10 ) - 1); - Bit32u block = (chanData >> 10) & 0xff; -#ifdef WAVE_PRECISION - block = 7 - block; - waveAdd = ( freq * freqMul ) >> block; -#else - waveAdd = ( freq << block ) * freqMul; -#endif - if ( reg20 & MASK_VIBRATO ) { - vibStrength = (Bit8u)(freq >> 7); - -#ifdef WAVE_PRECISION - vibrato = ( vibStrength * freqMul ) >> block; -#else - vibrato = ( vibStrength << block ) * freqMul; -#endif - } else { - vibStrength = 0; - vibrato = 0; - } -} - -void Operator::UpdateRates( const Chip* chip ) { - //Mame seems to reverse this where enabling ksr actually lowers - //the rate, but pdf manuals says otherwise? - Bit8u newKsr = (Bit8u)((chanData >> SHIFT_KEYCODE) & 0xff); - if ( !( reg20 & MASK_KSR ) ) { - newKsr >>= 2; - } - if ( ksr == newKsr ) - return; - ksr = newKsr; - UpdateAttack( chip ); - UpdateDecay( chip ); - UpdateRelease( chip ); -} - -INLINE Bit32s Operator::RateForward( Bit32u add ) { - rateIndex += add; - Bit32s ret = rateIndex >> RATE_SH; - rateIndex = rateIndex & RATE_MASK; - return ret; -} - -template< Operator::State yes> -Bits Operator::TemplateVolume( ) { - Bit32s vol = volume; - Bit32s change; - switch ( yes ) { - case OFF: - return ENV_MAX; - case ATTACK: - change = RateForward( attackAdd ); - if ( !change ) - return vol; - vol += ( (~vol) * change ) >> 3; - if ( vol < ENV_MIN ) { - volume = ENV_MIN; - rateIndex = 0; - SetState( DECAY ); - return ENV_MIN; - } - break; - case DECAY: - vol += RateForward( decayAdd ); - if ( GCC_UNLIKELY(vol >= sustainLevel) ) { - //Check if we didn't overshoot max attenuation, then just go off - if ( GCC_UNLIKELY(vol >= ENV_MAX) ) { - volume = ENV_MAX; - SetState( OFF ); - return ENV_MAX; - } - //Continue as sustain - rateIndex = 0; - SetState( SUSTAIN ); - } - break; - case SUSTAIN: - if ( reg20 & MASK_SUSTAIN ) { - return vol; - } - //In sustain phase, but not sustaining, do regular release - case RELEASE: - vol += RateForward( releaseAdd ); - if ( GCC_UNLIKELY(vol >= ENV_MAX) ) { - volume = ENV_MAX; - SetState( OFF ); - return ENV_MAX; - } - break; - } - volume = vol; - return vol; -} - -static const VolumeHandler VolumeHandlerTable[5] = { - &Operator::TemplateVolume< Operator::OFF >, - &Operator::TemplateVolume< Operator::RELEASE >, - &Operator::TemplateVolume< Operator::SUSTAIN >, - &Operator::TemplateVolume< Operator::DECAY >, - &Operator::TemplateVolume< Operator::ATTACK > -}; - -INLINE Bitu Operator::ForwardVolume() { - return currentLevel + (this->*volHandler)(); -} - - -INLINE Bitu Operator::ForwardWave() { - waveIndex += waveCurrent; - return waveIndex >> WAVE_SH; -} - -void Operator::Write20( const Chip* chip, Bit8u val ) { - Bit8u change = (reg20 ^ val ); - if ( !change ) - return; - reg20 = val; - //Shift the tremolo bit over the entire register, saved a branch, YES! - tremoloMask = (Bit8s)(val) >> 7; - tremoloMask &= ~(( 1 << ENV_EXTRA ) -1); - //Update specific features based on changes - if ( change & MASK_KSR ) { - UpdateRates( chip ); - } - //With sustain enable the volume doesn't change - if ( reg20 & MASK_SUSTAIN || ( !releaseAdd ) ) { - rateZero |= ( 1 << SUSTAIN ); - } else { - rateZero &= ~( 1 << SUSTAIN ); - } - //Frequency multiplier or vibrato changed - if ( change & (0xf | MASK_VIBRATO) ) { - freqMul = chip->freqMul[ val & 0xf ]; - UpdateFrequency(); - } -} - -void Operator::Write40( const Chip* /*chip*/, Bit8u val ) { - if (!(reg40 ^ val )) - return; - reg40 = val; - UpdateAttenuation( ); -} - -void Operator::Write60( const Chip* chip, Bit8u val ) { - Bit8u change = reg60 ^ val; - reg60 = val; - if ( change & 0x0f ) { - UpdateDecay( chip ); - } - if ( change & 0xf0 ) { - UpdateAttack( chip ); - } -} - -void Operator::Write80( const Chip* chip, Bit8u val ) { - Bit8u change = (reg80 ^ val ); - if ( !change ) - return; - reg80 = val; - Bit8u sustain = val >> 4; - //Turn 0xf into 0x1f - sustain |= ( sustain + 1) & 0x10; - sustainLevel = sustain << ( ENV_BITS - 5 ); - if ( change & 0x0f ) { - UpdateRelease( chip ); - } -} - -void Operator::WriteE0( const Chip* chip, Bit8u val ) { - if ( !(regE0 ^ val) ) - return; - //in opl3 mode you can always selet 7 waveforms regardless of waveformselect - Bit8u waveForm = val & ( ( 0x3 & chip->waveFormMask ) | (0x7 & chip->opl3Active ) ); - regE0 = val; -#if ( DBOPL_WAVE == WAVE_HANDLER ) - waveHandler = WaveHandlerTable[ waveForm ]; -#else - waveBase = WaveTable + WaveBaseTable[ waveForm ]; - waveStart = WaveStartTable[ waveForm ] << WAVE_SH; - waveMask = WaveMaskTable[ waveForm ]; -#endif -} - -INLINE void Operator::SetState( Bit8u s ) { - state = s; - volHandler = VolumeHandlerTable[ s ]; -} - -INLINE bool Operator::Silent() const { - if ( !ENV_SILENT( totalLevel + volume ) ) - return false; - if ( !(rateZero & ( 1 << state ) ) ) - return false; - return true; -} - -INLINE void Operator::Prepare( const Chip* chip ) { - currentLevel = totalLevel + (chip->tremoloValue & tremoloMask); - waveCurrent = waveAdd; - if ( vibStrength >> chip->vibratoShift ) { - Bit32s add = vibrato >> chip->vibratoShift; - //Sign extend over the shift value - Bit32s neg = chip->vibratoSign; - //Negate the add with -1 or 0 - add = ( add ^ neg ) - neg; - waveCurrent += add; - } -} - -void Operator::KeyOn( Bit8u mask ) { - if ( !keyOn ) { - //Restart the frequency generator -#if ( DBOPL_WAVE > WAVE_HANDLER ) - waveIndex = waveStart; -#else - waveIndex = 0; -#endif - rateIndex = 0; - SetState( ATTACK ); - } - keyOn |= mask; -} - -void Operator::KeyOff( Bit8u mask ) { - keyOn &= ~mask; - if ( !keyOn ) { - if ( state != OFF ) { - SetState( RELEASE ); - } - } -} - -INLINE Bits Operator::GetWave( Bitu index, Bitu vol ) { -#if ( DBOPL_WAVE == WAVE_HANDLER ) - return waveHandler( index, vol << ( 3 - ENV_EXTRA ) ); -#elif ( DBOPL_WAVE == WAVE_TABLEMUL ) - return (waveBase[ index & waveMask ] * MulTable[ vol >> ENV_EXTRA ]) >> MUL_SH; -#elif ( DBOPL_WAVE == WAVE_TABLELOG ) - Bit32s wave = waveBase[ index & waveMask ]; - Bit32u total = ( wave & 0x7fff ) + ( vol << ( 3 - ENV_EXTRA ) ); - Bit32s sig = ExpTable[ total & 0xff ]; - Bit32u exp = total >> 8; - Bit32s neg = wave >> 16; - return ((sig ^ neg) - neg) >> exp; -#else -#error "No valid wave routine" -#endif -} - -INLINE Bits Operator::GetSample( Bits modulation ) { - Bitu vol = ForwardVolume(); - if ( ENV_SILENT( vol ) ) { - //Simply forward the wave - waveIndex += waveCurrent; - return 0; - } else { - Bitu index = ForwardWave(); - index += modulation; - return GetWave( index, vol ); - } -} - -Operator::Operator() { - chanData = 0; - freqMul = 0; - waveIndex = 0; - waveAdd = 0; - waveCurrent = 0; - keyOn = 0; - ksr = 0; - reg20 = 0; - reg40 = 0; - reg60 = 0; - reg80 = 0; - regE0 = 0; - SetState( OFF ); - rateZero = (1 << OFF); - sustainLevel = ENV_MAX; - currentLevel = ENV_MAX; - totalLevel = ENV_MAX; - volume = ENV_MAX; - releaseAdd = 0; -} - -/* - Channel -*/ - -Channel::Channel() { - old[0] = old[1] = 0; - chanData = 0; - regB0 = 0; - regC0 = 0; - maskLeft = -1; - maskRight = -1; - feedback = 31; - fourMask = 0; - synthHandler = &Channel::BlockTemplate< sm2FM >; -} - -void Channel::SetChanData( const Chip* chip, Bit32u data ) { - Bit32u change = chanData ^ data; - chanData = data; - Op( 0 )->chanData = data; - Op( 1 )->chanData = data; - //Since a frequency update triggered this, always update frequency - Op( 0 )->UpdateFrequency(); - Op( 1 )->UpdateFrequency(); - if ( change & ( 0xff << SHIFT_KSLBASE ) ) { - Op( 0 )->UpdateAttenuation(); - Op( 1 )->UpdateAttenuation(); - } - if ( change & ( 0xff << SHIFT_KEYCODE ) ) { - Op( 0 )->UpdateRates( chip ); - Op( 1 )->UpdateRates( chip ); - } -} - -void Channel::UpdateFrequency( const Chip* chip, Bit8u fourOp ) { - //Extrace the frequency bits - Bit32u data = chanData & 0xffff; - Bit32u kslBase = KslTable[ data >> 6 ]; - Bit32u keyCode = ( data & 0x1c00) >> 9; - if ( chip->reg08 & 0x40 ) { - keyCode |= ( data & 0x100)>>8; /* notesel == 1 */ - } else { - keyCode |= ( data & 0x200)>>9; /* notesel == 0 */ - } - //Add the keycode and ksl into the highest bits of chanData - data |= (keyCode << SHIFT_KEYCODE) | ( kslBase << SHIFT_KSLBASE ); - ( this + 0 )->SetChanData( chip, data ); - if ( fourOp & 0x3f ) { - ( this + 1 )->SetChanData( chip, data ); - } -} - -void Channel::WriteA0( const Chip* chip, Bit8u val ) { - Bit8u fourOp = chip->reg104 & chip->opl3Active & fourMask; - //Don't handle writes to silent fourop channels - if ( fourOp > 0x80 ) - return; - Bit32u change = (chanData ^ val ) & 0xff; - if ( change ) { - chanData ^= change; - UpdateFrequency( chip, fourOp ); - } -} - -void Channel::WriteB0( const Chip* chip, Bit8u val ) { - Bit8u fourOp = chip->reg104 & chip->opl3Active & fourMask; - //Don't handle writes to silent fourop channels - if ( fourOp > 0x80 ) - return; - Bitu change = (chanData ^ ( val << 8 ) ) & 0x1f00; - if ( change ) { - chanData ^= change; - UpdateFrequency( chip, fourOp ); - } - //Check for a change in the keyon/off state - if ( !(( val ^ regB0) & 0x20)) - return; - regB0 = val; - if ( val & 0x20 ) { - Op(0)->KeyOn( 0x1 ); - Op(1)->KeyOn( 0x1 ); - if ( fourOp & 0x3f ) { - ( this + 1 )->Op(0)->KeyOn( 1 ); - ( this + 1 )->Op(1)->KeyOn( 1 ); - } - } else { - Op(0)->KeyOff( 0x1 ); - Op(1)->KeyOff( 0x1 ); - if ( fourOp & 0x3f ) { - ( this + 1 )->Op(0)->KeyOff( 1 ); - ( this + 1 )->Op(1)->KeyOff( 1 ); - } - } -} - -void Channel::WriteC0( const Chip* chip, Bit8u val ) { - Bit8u change = val ^ regC0; - if ( !change ) - return; - regC0 = val; - feedback = ( val >> 1 ) & 7; - if ( feedback ) { - //We shift the input to the right 10 bit wave index value - feedback = 9 - feedback; - } else { - feedback = 31; - } - //Select the new synth mode - if ( chip->opl3Active ) { - //4-op mode enabled for this channel - if ( (chip->reg104 & fourMask) & 0x3f ) { - Channel* chan0, *chan1; - //Check if it's the 2nd channel in a 4-op - if ( !(fourMask & 0x80 ) ) { - chan0 = this; - chan1 = this + 1; - } else { - chan0 = this - 1; - chan1 = this; - } - - Bit8u synth = ( (chan0->regC0 & 1) << 0 )| (( chan1->regC0 & 1) << 1 ); - switch ( synth ) { - case 0: - chan0->synthHandler = &Channel::BlockTemplate< sm3FMFM >; - break; - case 1: - chan0->synthHandler = &Channel::BlockTemplate< sm3AMFM >; - break; - case 2: - chan0->synthHandler = &Channel::BlockTemplate< sm3FMAM >; - break; - case 3: - chan0->synthHandler = &Channel::BlockTemplate< sm3AMAM >; - break; - } - //Disable updating percussion channels - } else if ((fourMask & 0x40) && ( chip->regBD & 0x20) ) { - - //Regular dual op, am or fm - } else if ( val & 1 ) { - synthHandler = &Channel::BlockTemplate< sm3AM >; - } else { - synthHandler = &Channel::BlockTemplate< sm3FM >; - } - maskLeft = ( val & 0x10 ) ? -1 : 0; - maskRight = ( val & 0x20 ) ? -1 : 0; - //opl2 active - } else { - //Disable updating percussion channels - if ( (fourMask & 0x40) && ( chip->regBD & 0x20 ) ) { - - //Regular dual op, am or fm - } else if ( val & 1 ) { - synthHandler = &Channel::BlockTemplate< sm2AM >; - } else { - synthHandler = &Channel::BlockTemplate< sm2FM >; - } - } -} - -void Channel::ResetC0( const Chip* chip ) { - Bit8u val = regC0; - regC0 ^= 0xff; - WriteC0( chip, val ); -} - -template< bool opl3Mode> -INLINE void Channel::GeneratePercussion( Chip* chip, Bit32s* output ) { - Channel* chan = this; - - //BassDrum - Bit32s mod = (Bit32u)((old[0] + old[1])) >> feedback; - old[0] = old[1]; - old[1] = Op(0)->GetSample( mod ); - - //When bassdrum is in AM mode first operator is ignoed - if ( chan->regC0 & 1 ) { - mod = 0; - } else { - mod = old[0]; - } - Bit32s sample = Op(1)->GetSample( mod ); - - - //Precalculate stuff used by other outputs - Bit32u noiseBit = chip->ForwardNoise() & 0x1; - Bit32u c2 = Op(2)->ForwardWave(); - Bit32u c5 = Op(5)->ForwardWave(); - Bit32u phaseBit = (((c2 & 0x88) ^ ((c2<<5) & 0x80)) | ((c5 ^ (c5<<2)) & 0x20)) ? 0x02 : 0x00; - - //Hi-Hat - Bit32u hhVol = Op(2)->ForwardVolume(); - if ( !ENV_SILENT( hhVol ) ) { - Bit32u hhIndex = (phaseBit<<8) | (0x34 << ( phaseBit ^ (noiseBit << 1 ))); - sample += Op(2)->GetWave( hhIndex, hhVol ); - } - //Snare Drum - Bit32u sdVol = Op(3)->ForwardVolume(); - if ( !ENV_SILENT( sdVol ) ) { - Bit32u sdIndex = ( 0x100 + (c2 & 0x100) ) ^ ( noiseBit << 8 ); - sample += Op(3)->GetWave( sdIndex, sdVol ); - } - //Tom-tom - sample += Op(4)->GetSample( 0 ); - - //Top-Cymbal - Bit32u tcVol = Op(5)->ForwardVolume(); - if ( !ENV_SILENT( tcVol ) ) { - Bit32u tcIndex = (1 + phaseBit) << 8; - sample += Op(5)->GetWave( tcIndex, tcVol ); - } - sample <<= 1; - if ( opl3Mode ) { - output[0] += sample; - output[1] += sample; - } else { - output[0] += sample; - } -} - -template<SynthMode mode> -Channel* Channel::BlockTemplate( Chip* chip, Bit32u samples, Bit32s* output ) { - switch( mode ) { - case sm2AM: - case sm3AM: - if ( Op(0)->Silent() && Op(1)->Silent() ) { - old[0] = old[1] = 0; - return (this + 1); - } - break; - case sm2FM: - case sm3FM: - if ( Op(1)->Silent() ) { - old[0] = old[1] = 0; - return (this + 1); - } - break; - case sm3FMFM: - if ( Op(3)->Silent() ) { - old[0] = old[1] = 0; - return (this + 2); - } - break; - case sm3AMFM: - if ( Op(0)->Silent() && Op(3)->Silent() ) { - old[0] = old[1] = 0; - return (this + 2); - } - break; - case sm3FMAM: - if ( Op(1)->Silent() && Op(3)->Silent() ) { - old[0] = old[1] = 0; - return (this + 2); - } - break; - case sm3AMAM: - if ( Op(0)->Silent() && Op(2)->Silent() && Op(3)->Silent() ) { - old[0] = old[1] = 0; - return (this + 2); - } - break; - case sm2Percussion: - // This case was not handled in the DOSBox code either - // thus we leave this blank. - // TODO: Consider checking this. - break; - case sm3Percussion: - // This case was not handled in the DOSBox code either - // thus we leave this blank. - // TODO: Consider checking this. - break; - case sm4Start: - // This case was not handled in the DOSBox code either - // thus we leave this blank. - // TODO: Consider checking this. - break; - case sm6Start: - // This case was not handled in the DOSBox code either - // thus we leave this blank. - // TODO: Consider checking this. - break; - } - //Init the operators with the the current vibrato and tremolo values - Op( 0 )->Prepare( chip ); - Op( 1 )->Prepare( chip ); - if ( mode > sm4Start ) { - Op( 2 )->Prepare( chip ); - Op( 3 )->Prepare( chip ); - } - if ( mode > sm6Start ) { - Op( 4 )->Prepare( chip ); - Op( 5 )->Prepare( chip ); - } - for ( Bitu i = 0; i < samples; i++ ) { - //Early out for percussion handlers - if ( mode == sm2Percussion ) { - GeneratePercussion<false>( chip, output + i ); - continue; //Prevent some unitialized value bitching - } else if ( mode == sm3Percussion ) { - GeneratePercussion<true>( chip, output + i * 2 ); - continue; //Prevent some unitialized value bitching - } - - //Do unsigned shift so we can shift out all bits but still stay in 10 bit range otherwise - Bit32s mod = (Bit32u)((old[0] + old[1])) >> feedback; - old[0] = old[1]; - old[1] = Op(0)->GetSample( mod ); - Bit32s sample; - Bit32s out0 = old[0]; - if ( mode == sm2AM || mode == sm3AM ) { - sample = out0 + Op(1)->GetSample( 0 ); - } else if ( mode == sm2FM || mode == sm3FM ) { - sample = Op(1)->GetSample( out0 ); - } else if ( mode == sm3FMFM ) { - Bits next = Op(1)->GetSample( out0 ); - next = Op(2)->GetSample( next ); - sample = Op(3)->GetSample( next ); - } else if ( mode == sm3AMFM ) { - sample = out0; - Bits next = Op(1)->GetSample( 0 ); - next = Op(2)->GetSample( next ); - sample += Op(3)->GetSample( next ); - } else if ( mode == sm3FMAM ) { - sample = Op(1)->GetSample( out0 ); - Bits next = Op(2)->GetSample( 0 ); - sample += Op(3)->GetSample( next ); - } else if ( mode == sm3AMAM ) { - sample = out0; - Bits next = Op(1)->GetSample( 0 ); - sample += Op(2)->GetSample( next ); - sample += Op(3)->GetSample( 0 ); - } - switch( mode ) { - case sm2AM: - case sm2FM: - output[ i ] += sample; - break; - case sm3AM: - case sm3FM: - case sm3FMFM: - case sm3AMFM: - case sm3FMAM: - case sm3AMAM: - output[ i * 2 + 0 ] += sample & maskLeft; - output[ i * 2 + 1 ] += sample & maskRight; - break; - case sm2Percussion: - // This case was not handled in the DOSBox code either - // thus we leave this blank. - // TODO: Consider checking this. - break; - case sm3Percussion: - // This case was not handled in the DOSBox code either - // thus we leave this blank. - // TODO: Consider checking this. - break; - case sm4Start: - // This case was not handled in the DOSBox code either - // thus we leave this blank. - // TODO: Consider checking this. - break; - case sm6Start: - // This case was not handled in the DOSBox code either - // thus we leave this blank. - // TODO: Consider checking this. - break; - } - } - switch( mode ) { - case sm2AM: - case sm2FM: - case sm3AM: - case sm3FM: - return ( this + 1 ); - case sm3FMFM: - case sm3AMFM: - case sm3FMAM: - case sm3AMAM: - return( this + 2 ); - case sm2Percussion: - case sm3Percussion: - return( this + 3 ); - case sm4Start: - // This case was not handled in the DOSBox code either - // thus we leave this blank. - // TODO: Consider checking this. - break; - case sm6Start: - // This case was not handled in the DOSBox code either - // thus we leave this blank. - // TODO: Consider checking this. - break; - } - return 0; -} - -/* - Chip -*/ - -Chip::Chip() { - reg08 = 0; - reg04 = 0; - regBD = 0; - reg104 = 0; - opl3Active = 0; -} - -INLINE Bit32u Chip::ForwardNoise() { - noiseCounter += noiseAdd; - Bitu count = noiseCounter >> LFO_SH; - noiseCounter &= WAVE_MASK; - for ( ; count > 0; --count ) { - //Noise calculation from mame - noiseValue ^= ( 0x800302 ) & ( 0 - (noiseValue & 1 ) ); - noiseValue >>= 1; - } - return noiseValue; -} - -INLINE Bit32u Chip::ForwardLFO( Bit32u samples ) { - //Current vibrato value, runs 4x slower than tremolo - vibratoSign = ( VibratoTable[ vibratoIndex >> 2] ) >> 7; - vibratoShift = ( VibratoTable[ vibratoIndex >> 2] & 7) + vibratoStrength; - tremoloValue = TremoloTable[ tremoloIndex ] >> tremoloStrength; - - //Check hom many samples there can be done before the value changes - Bit32u todo = LFO_MAX - lfoCounter; - Bit32u count = (todo + lfoAdd - 1) / lfoAdd; - if ( count > samples ) { - count = samples; - lfoCounter += count * lfoAdd; - } else { - lfoCounter += count * lfoAdd; - lfoCounter &= (LFO_MAX - 1); - //Maximum of 7 vibrato value * 4 - vibratoIndex = ( vibratoIndex + 1 ) & 31; - //Clip tremolo to the the table size - if ( tremoloIndex + 1 < TREMOLO_TABLE ) - ++tremoloIndex; - else - tremoloIndex = 0; - } - return count; -} - - -void Chip::WriteBD( Bit8u val ) { - Bit8u change = regBD ^ val; - if ( !change ) - return; - regBD = val; - //TODO could do this with shift and xor? - vibratoStrength = (val & 0x40) ? 0x00 : 0x01; - tremoloStrength = (val & 0x80) ? 0x00 : 0x02; - if ( val & 0x20 ) { - //Drum was just enabled, make sure channel 6 has the right synth - if ( change & 0x20 ) { - if ( opl3Active ) { - chan[6].synthHandler = &Channel::BlockTemplate< sm3Percussion >; - } else { - chan[6].synthHandler = &Channel::BlockTemplate< sm2Percussion >; - } - } - //Bass Drum - if ( val & 0x10 ) { - chan[6].op[0].KeyOn( 0x2 ); - chan[6].op[1].KeyOn( 0x2 ); - } else { - chan[6].op[0].KeyOff( 0x2 ); - chan[6].op[1].KeyOff( 0x2 ); - } - //Hi-Hat - if ( val & 0x1 ) { - chan[7].op[0].KeyOn( 0x2 ); - } else { - chan[7].op[0].KeyOff( 0x2 ); - } - //Snare - if ( val & 0x8 ) { - chan[7].op[1].KeyOn( 0x2 ); - } else { - chan[7].op[1].KeyOff( 0x2 ); - } - //Tom-Tom - if ( val & 0x4 ) { - chan[8].op[0].KeyOn( 0x2 ); - } else { - chan[8].op[0].KeyOff( 0x2 ); - } - //Top Cymbal - if ( val & 0x2 ) { - chan[8].op[1].KeyOn( 0x2 ); - } else { - chan[8].op[1].KeyOff( 0x2 ); - } - //Toggle keyoffs when we turn off the percussion - } else if ( change & 0x20 ) { - //Trigger a reset to setup the original synth handler - chan[6].ResetC0( this ); - chan[6].op[0].KeyOff( 0x2 ); - chan[6].op[1].KeyOff( 0x2 ); - chan[7].op[0].KeyOff( 0x2 ); - chan[7].op[1].KeyOff( 0x2 ); - chan[8].op[0].KeyOff( 0x2 ); - chan[8].op[1].KeyOff( 0x2 ); - } -} - - -#define REGOP( _FUNC_ ) \ - index = ( ( reg >> 3) & 0x20 ) | ( reg & 0x1f ); \ - if ( OpOffsetTable[ index ] ) { \ - Operator* regOp = (Operator*)( ((char *)this ) + OpOffsetTable[ index ] ); \ - regOp->_FUNC_( this, val ); \ - } - -#define REGCHAN( _FUNC_ ) \ - index = ( ( reg >> 4) & 0x10 ) | ( reg & 0xf ); \ - if ( ChanOffsetTable[ index ] ) { \ - Channel* regChan = (Channel*)( ((char *)this ) + ChanOffsetTable[ index ] ); \ - regChan->_FUNC_( this, val ); \ - } - -void Chip::WriteReg( Bit32u reg, Bit8u val ) { - Bitu index; - switch ( (reg & 0xf0) >> 4 ) { - case 0x00 >> 4: - if ( reg == 0x01 ) { - waveFormMask = ( val & 0x20 ) ? 0x7 : 0x0; - } else if ( reg == 0x104 ) { - //Only detect changes in lowest 6 bits - if ( !((reg104 ^ val) & 0x3f) ) - return; - //Always keep the highest bit enabled, for checking > 0x80 - reg104 = 0x80 | ( val & 0x3f ); - } else if ( reg == 0x105 ) { - //MAME says the real opl3 doesn't reset anything on opl3 disable/enable till the next write in another register - if ( !((opl3Active ^ val) & 1 ) ) - return; - opl3Active = ( val & 1 ) ? 0xff : 0; - //Update the 0xc0 register for all channels to signal the switch to mono/stereo handlers - for ( int i = 0; i < 18;i++ ) { - chan[i].ResetC0( this ); - } - } else if ( reg == 0x08 ) { - reg08 = val; - } - case 0x10 >> 4: - break; - case 0x20 >> 4: - case 0x30 >> 4: - REGOP( Write20 ); - break; - case 0x40 >> 4: - case 0x50 >> 4: - REGOP( Write40 ); - break; - case 0x60 >> 4: - case 0x70 >> 4: - REGOP( Write60 ); - break; - case 0x80 >> 4: - case 0x90 >> 4: - REGOP( Write80 ); - break; - case 0xa0 >> 4: - REGCHAN( WriteA0 ); - break; - case 0xb0 >> 4: - if ( reg == 0xbd ) { - WriteBD( val ); - } else { - REGCHAN( WriteB0 ); - } - break; - case 0xc0 >> 4: - REGCHAN( WriteC0 ); - case 0xd0 >> 4: - break; - case 0xe0 >> 4: - case 0xf0 >> 4: - REGOP( WriteE0 ); - break; - } -} - - -Bit32u Chip::WriteAddr( Bit32u port, Bit8u val ) { - switch ( port & 3 ) { - case 0: - return val; - case 2: - if ( opl3Active || (val == 0x05) ) - return 0x100 | val; - else - return val; - } - return 0; -} - -void Chip::GenerateBlock2( Bitu total, Bit32s* output ) { - while ( total > 0 ) { - Bit32u samples = ForwardLFO( total ); - memset(output, 0, sizeof(Bit32s) * samples); - int count = 0; - for( Channel* ch = chan; ch < chan + 9; ) { - count++; - ch = (ch->*(ch->synthHandler))( this, samples, output ); - } - total -= samples; - output += samples; - } -} - -void Chip::GenerateBlock3( Bitu total, Bit32s* output ) { - while ( total > 0 ) { - Bit32u samples = ForwardLFO( total ); - memset(output, 0, sizeof(Bit32s) * 2 * samples); - int count = 0; - for( Channel* ch = chan; ch < chan + 18; ) { - count++; - ch = (ch->*(ch->synthHandler))( this, samples, output ); - } - total -= samples; - output += samples * 2; - } -} - -void Chip::Setup( Bit32u rate ) { - double scale = OPLRATE / (double)rate; - - //Noise counter is run at the same precision as general waves - noiseAdd = (Bit32u)( 0.5 + scale * ( 1 << LFO_SH ) ); - noiseCounter = 0; - noiseValue = 1; //Make sure it triggers the noise xor the first time - //The low frequency oscillation counter - //Every time his overflows vibrato and tremoloindex are increased - lfoAdd = (Bit32u)( 0.5 + scale * ( 1 << LFO_SH ) ); - lfoCounter = 0; - vibratoIndex = 0; - tremoloIndex = 0; - - //With higher octave this gets shifted up - //-1 since the freqCreateTable = *2 -#ifdef WAVE_PRECISION - double freqScale = ( 1 << 7 ) * scale * ( 1 << ( WAVE_SH - 1 - 10)); - for ( int i = 0; i < 16; i++ ) { - freqMul[i] = (Bit32u)( 0.5 + freqScale * FreqCreateTable[ i ] ); - } -#else - Bit32u freqScale = (Bit32u)( 0.5 + scale * ( 1 << ( WAVE_SH - 1 - 10))); - for ( int i = 0; i < 16; i++ ) { - freqMul[i] = freqScale * FreqCreateTable[ i ]; - } -#endif - - //-3 since the real envelope takes 8 steps to reach the single value we supply - for ( Bit8u i = 0; i < 76; i++ ) { - Bit8u index, shift; - EnvelopeSelect( i, index, shift ); - linearRates[i] = (Bit32u)( scale * (EnvelopeIncreaseTable[ index ] << ( RATE_SH + ENV_EXTRA - shift - 3 ))); - } - //Generate the best matching attack rate - for ( Bit8u i = 0; i < 62; i++ ) { - Bit8u index, shift; - EnvelopeSelect( i, index, shift ); - //Original amount of samples the attack would take - Bit32s original = (Bit32u)( (AttackSamplesTable[ index ] << shift) / scale); - - Bit32s guessAdd = (Bit32u)( scale * (EnvelopeIncreaseTable[ index ] << ( RATE_SH - shift - 3 ))); - Bit32s bestAdd = guessAdd; - Bit32u bestDiff = 1 << 30; - for( Bit32u passes = 0; passes < 16; passes ++ ) { - Bit32s volume = ENV_MAX; - Bit32s samples = 0; - Bit32u count = 0; - while ( volume > 0 && samples < original * 2 ) { - count += guessAdd; - Bit32s change = count >> RATE_SH; - count &= RATE_MASK; - if ( GCC_UNLIKELY(change) ) { // less than 1 % - volume += ( ~volume * change ) >> 3; - } - samples++; - - } - Bit32s diff = original - samples; - Bit32u lDiff = labs( diff ); - //Init last on first pass - if ( lDiff < bestDiff ) { - bestDiff = lDiff; - bestAdd = guessAdd; - if ( !bestDiff ) - break; - } - //Below our target - if ( diff < 0 ) { - //Better than the last time - Bit32s mul = ((original - diff) << 12) / original; - guessAdd = ((guessAdd * mul) >> 12); - guessAdd++; - } else if ( diff > 0 ) { - Bit32s mul = ((original - diff) << 12) / original; - guessAdd = (guessAdd * mul) >> 12; - guessAdd--; - } - } - attackRates[i] = bestAdd; - } - for ( Bit8u i = 62; i < 76; i++ ) { - //This should provide instant volume maximizing - attackRates[i] = 8 << RATE_SH; - } - //Setup the channels with the correct four op flags - //Channels are accessed through a table so they appear linear here - chan[ 0].fourMask = 0x00 | ( 1 << 0 ); - chan[ 1].fourMask = 0x80 | ( 1 << 0 ); - chan[ 2].fourMask = 0x00 | ( 1 << 1 ); - chan[ 3].fourMask = 0x80 | ( 1 << 1 ); - chan[ 4].fourMask = 0x00 | ( 1 << 2 ); - chan[ 5].fourMask = 0x80 | ( 1 << 2 ); - - chan[ 9].fourMask = 0x00 | ( 1 << 3 ); - chan[10].fourMask = 0x80 | ( 1 << 3 ); - chan[11].fourMask = 0x00 | ( 1 << 4 ); - chan[12].fourMask = 0x80 | ( 1 << 4 ); - chan[13].fourMask = 0x00 | ( 1 << 5 ); - chan[14].fourMask = 0x80 | ( 1 << 5 ); - - //mark the percussion channels - chan[ 6].fourMask = 0x40; - chan[ 7].fourMask = 0x40; - chan[ 8].fourMask = 0x40; - - //Clear Everything in opl3 mode - WriteReg( 0x105, 0x1 ); - for ( int i = 0; i < 512; i++ ) { - if ( i == 0x105 ) - continue; - WriteReg( i, 0xff ); - WriteReg( i, 0x0 ); - } - WriteReg( 0x105, 0x0 ); - //Clear everything in opl2 mode - for ( int i = 0; i < 255; i++ ) { - WriteReg( i, 0xff ); - WriteReg( i, 0x0 ); - } -} - -static bool doneTables = false; -void InitTables( void ) { - if ( doneTables ) - return; - doneTables = true; -#if ( DBOPL_WAVE == WAVE_HANDLER ) || ( DBOPL_WAVE == WAVE_TABLELOG ) - //Exponential volume table, same as the real adlib - for ( int i = 0; i < 256; i++ ) { - //Save them in reverse - ExpTable[i] = (int)( 0.5 + ( pow(2.0, ( 255 - i) * ( 1.0 /256 ) )-1) * 1024 ); - ExpTable[i] += 1024; //or remove the -1 oh well :) - //Preshift to the left once so the final volume can shift to the right - ExpTable[i] *= 2; - } -#endif -#if ( DBOPL_WAVE == WAVE_HANDLER ) - //Add 0.5 for the trunc rounding of the integer cast - //Do a PI sinetable instead of the original 0.5 PI - for ( int i = 0; i < 512; i++ ) { - SinTable[i] = (Bit16s)( 0.5 - log10( sin( (i + 0.5) * (PI / 512.0) ) ) / log10(2.0)*256 ); - } -#endif -#if ( DBOPL_WAVE == WAVE_TABLEMUL ) - //Multiplication based tables - for ( int i = 0; i < 384; i++ ) { - int s = i * 8; - //TODO maybe keep some of the precision errors of the original table? - double val = ( 0.5 + ( pow(2.0, -1.0 + ( 255 - s) * ( 1.0 /256 ) )) * ( 1 << MUL_SH )); - MulTable[i] = (Bit16u)(val); - } - - //Sine Wave Base - for ( int i = 0; i < 512; i++ ) { - WaveTable[ 0x0200 + i ] = (Bit16s)(sin( (i + 0.5) * (PI / 512.0) ) * 4084); - WaveTable[ 0x0000 + i ] = -WaveTable[ 0x200 + i ]; - } - //Exponential wave - for ( int i = 0; i < 256; i++ ) { - WaveTable[ 0x700 + i ] = (Bit16s)( 0.5 + ( pow(2.0, -1.0 + ( 255 - i * 8) * ( 1.0 /256 ) ) ) * 4085 ); - WaveTable[ 0x6ff - i ] = -WaveTable[ 0x700 + i ]; - } -#endif -#if ( DBOPL_WAVE == WAVE_TABLELOG ) - //Sine Wave Base - for ( int i = 0; i < 512; i++ ) { - WaveTable[ 0x0200 + i ] = (Bit16s)( 0.5 - log10( sin( (i + 0.5) * (PI / 512.0) ) ) / log10(2.0)*256 ); - WaveTable[ 0x0000 + i ] = ((Bit16s)0x8000) | WaveTable[ 0x200 + i]; - } - //Exponential wave - for ( int i = 0; i < 256; i++ ) { - WaveTable[ 0x700 + i ] = i * 8; - WaveTable[ 0x6ff - i ] = ((Bit16s)0x8000) | i * 8; - } -#endif - - // | |//\\|____|WAV7|//__|/\ |____|/\/\| - // |\\//| | |WAV7| | \/| | | - // |06 |0126|27 |7 |3 |4 |4 5 |5 | - -#if (( DBOPL_WAVE == WAVE_TABLELOG ) || ( DBOPL_WAVE == WAVE_TABLEMUL )) - for ( int i = 0; i < 256; i++ ) { - //Fill silence gaps - WaveTable[ 0x400 + i ] = WaveTable[0]; - WaveTable[ 0x500 + i ] = WaveTable[0]; - WaveTable[ 0x900 + i ] = WaveTable[0]; - WaveTable[ 0xc00 + i ] = WaveTable[0]; - WaveTable[ 0xd00 + i ] = WaveTable[0]; - //Replicate sines in other pieces - WaveTable[ 0x800 + i ] = WaveTable[ 0x200 + i ]; - //double speed sines - WaveTable[ 0xa00 + i ] = WaveTable[ 0x200 + i * 2 ]; - WaveTable[ 0xb00 + i ] = WaveTable[ 0x000 + i * 2 ]; - WaveTable[ 0xe00 + i ] = WaveTable[ 0x200 + i * 2 ]; - WaveTable[ 0xf00 + i ] = WaveTable[ 0x200 + i * 2 ]; - } -#endif - - //Create the ksl table - for ( int oct = 0; oct < 8; oct++ ) { - int base = oct * 8; - for ( int i = 0; i < 16; i++ ) { - int val = base - KslCreateTable[i]; - if ( val < 0 ) - val = 0; - //*4 for the final range to match attenuation range - KslTable[ oct * 16 + i ] = val * 4; - } - } - //Create the Tremolo table, just increase and decrease a triangle wave - for ( Bit8u i = 0; i < TREMOLO_TABLE / 2; i++ ) { - Bit8u val = i << ENV_EXTRA; - TremoloTable[i] = val; - TremoloTable[TREMOLO_TABLE - 1 - i] = val; - } - //Create a table with offsets of the channels from the start of the chip - DBOPL::Chip* chip = 0; - for ( Bitu i = 0; i < 32; i++ ) { - Bitu index = i & 0xf; - if ( index >= 9 ) { - ChanOffsetTable[i] = 0; - continue; - } - //Make sure the four op channels follow eachother - if ( index < 6 ) { - index = (index % 3) * 2 + ( index / 3 ); - } - //Add back the bits for highest ones - if ( i >= 16 ) - index += 9; - Bitu blah = reinterpret_cast<size_t>( &(chip->chan[ index ]) ); - ChanOffsetTable[i] = blah; - } - //Same for operators - for ( Bitu i = 0; i < 64; i++ ) { - if ( i % 8 >= 6 || ( (i / 8) % 4 == 3 ) ) { - OpOffsetTable[i] = 0; - continue; - } - Bitu chNum = (i / 8) * 3 + (i % 8) % 3; - //Make sure we use 16 and up for the 2nd range to match the chanoffset gap - if ( chNum >= 12 ) - chNum += 16 - 12; - Bitu opNum = ( i % 8 ) / 3; - DBOPL::Channel* chan = 0; - Bitu blah = reinterpret_cast<size_t>( &(chan->op[opNum]) ); - OpOffsetTable[i] = ChanOffsetTable[ chNum ] + blah; - } -#if 0 - //Stupid checks if table's are correct - for ( Bitu i = 0; i < 18; i++ ) { - Bit32u find = (Bit16u)( &(chip->chan[ i ]) ); - for ( Bitu c = 0; c < 32; c++ ) { - if ( ChanOffsetTable[c] == find ) { - find = 0; - break; - } - } - if ( find ) { - find = find; - } - } - for ( Bitu i = 0; i < 36; i++ ) { - Bit32u find = (Bit16u)( &(chip->chan[ i / 2 ].op[i % 2]) ); - for ( Bitu c = 0; c < 64; c++ ) { - if ( OpOffsetTable[c] == find ) { - find = 0; - break; - } - } - if ( find ) { - find = find; - } - } -#endif -} - -} //Namespace DBOPL -} // End of namespace DOSBox -} // End of namespace OPL - -#endif // !DISABLE_DOSBOX_OPL diff --git a/sound/softsynth/opl/dbopl.h b/sound/softsynth/opl/dbopl.h deleted file mode 100644 index 87d1045fab..0000000000 --- a/sound/softsynth/opl/dbopl.h +++ /dev/null @@ -1,283 +0,0 @@ -/* - * Copyright (C) 2002-2010 The DOSBox Team - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. - */ - -// Last synch with DOSBox SVN trunk r3556 - -#ifndef SOUND_SOFTSYNTH_OPL_DBOPL_H -#define SOUND_SOFTSYNTH_OPL_DBOPL_H - -#include "common/scummsys.h" - -#ifndef DISABLE_DOSBOX_OPL - -namespace OPL { -namespace DOSBox { - -//Use 8 handlers based on a small logatirmic wavetabe and an exponential table for volume -#define WAVE_HANDLER 10 -//Use a logarithmic wavetable with an exponential table for volume -#define WAVE_TABLELOG 11 -//Use a linear wavetable with a multiply table for volume -#define WAVE_TABLEMUL 12 - -//Select the type of wave generator routine -#define DBOPL_WAVE WAVE_TABLEMUL - -namespace DBOPL { - -// Type aliases for the DBOPL code -typedef int Bits; -typedef uint Bitu; - -typedef int8 Bit8s; -typedef uint8 Bit8u; - -typedef int16 Bit16s; -typedef uint16 Bit16u; - -typedef int32 Bit32s; -typedef uint32 Bit32u; - -#define DB_FASTCALL -#define GCC_UNLIKELY(x) (x) -#define INLINE inline -// ------------------------------- - -struct Chip; -struct Operator; -struct Channel; - -#if (DBOPL_WAVE == WAVE_HANDLER) -typedef Bits ( DB_FASTCALL *WaveHandler) ( Bitu i, Bitu volume ); -#endif - -typedef Bits ( DBOPL::Operator::*VolumeHandler) ( ); -typedef Channel* ( DBOPL::Channel::*SynthHandler) ( Chip* chip, Bit32u samples, Bit32s* output ); - -//Different synth modes that can generate blocks of data -typedef enum { - sm2AM, - sm2FM, - sm3AM, - sm3FM, - sm4Start, - sm3FMFM, - sm3AMFM, - sm3FMAM, - sm3AMAM, - sm6Start, - sm2Percussion, - sm3Percussion -} SynthMode; - -//Shifts for the values contained in chandata variable -enum { - SHIFT_KSLBASE = 16, - SHIFT_KEYCODE = 24 -}; - -struct Operator { -public: - //Masks for operator 20 values - enum { - MASK_KSR = 0x10, - MASK_SUSTAIN = 0x20, - MASK_VIBRATO = 0x40, - MASK_TREMOLO = 0x80 - }; - - typedef enum { - OFF, - RELEASE, - SUSTAIN, - DECAY, - ATTACK - } State; - - VolumeHandler volHandler; - -#if (DBOPL_WAVE == WAVE_HANDLER) - WaveHandler waveHandler; //Routine that generate a wave -#else - Bit16s* waveBase; - Bit32u waveMask; - Bit32u waveStart; -#endif - Bit32u waveIndex; //WAVE_BITS shifted counter of the frequency index - Bit32u waveAdd; //The base frequency without vibrato - Bit32u waveCurrent; //waveAdd + vibratao - - Bit32u chanData; //Frequency/octave and derived data coming from whatever channel controls this - Bit32u freqMul; //Scale channel frequency with this, TODO maybe remove? - Bit32u vibrato; //Scaled up vibrato strength - Bit32s sustainLevel; //When stopping at sustain level stop here - Bit32s totalLevel; //totalLevel is added to every generated volume - Bit32u currentLevel; //totalLevel + tremolo - Bit32s volume; //The currently active volume - - Bit32u attackAdd; //Timers for the different states of the envelope - Bit32u decayAdd; - Bit32u releaseAdd; - Bit32u rateIndex; //Current position of the evenlope - - Bit8u rateZero; //Bits for the different states of the envelope having no changes - Bit8u keyOn; //Bitmask of different values that can generate keyon - //Registers, also used to check for changes - Bit8u reg20, reg40, reg60, reg80, regE0; - //Active part of the envelope we're in - Bit8u state; - //0xff when tremolo is enabled - Bit8u tremoloMask; - //Strength of the vibrato - Bit8u vibStrength; - //Keep track of the calculated KSR so we can check for changes - Bit8u ksr; -private: - void SetState( Bit8u s ); - void UpdateAttack( const Chip* chip ); - void UpdateRelease( const Chip* chip ); - void UpdateDecay( const Chip* chip ); -public: - void UpdateAttenuation(); - void UpdateRates( const Chip* chip ); - void UpdateFrequency( ); - - void Write20( const Chip* chip, Bit8u val ); - void Write40( const Chip* chip, Bit8u val ); - void Write60( const Chip* chip, Bit8u val ); - void Write80( const Chip* chip, Bit8u val ); - void WriteE0( const Chip* chip, Bit8u val ); - - bool Silent() const; - void Prepare( const Chip* chip ); - - void KeyOn( Bit8u mask); - void KeyOff( Bit8u mask); - - template< State state> - Bits TemplateVolume( ); - - Bit32s RateForward( Bit32u add ); - Bitu ForwardWave(); - Bitu ForwardVolume(); - - Bits GetSample( Bits modulation ); - Bits GetWave( Bitu index, Bitu vol ); -public: - Operator(); -}; - -struct Channel { - Operator op[2]; - inline Operator* Op( Bitu index ) { - return &( ( this + (index >> 1) )->op[ index & 1 ]); - } - SynthHandler synthHandler; - Bit32u chanData; //Frequency/octave and derived values - Bit32s old[2]; //Old data for feedback - - Bit8u feedback; //Feedback shift - Bit8u regB0; //Register values to check for changes - Bit8u regC0; - //This should correspond with reg104, bit 6 indicates a Percussion channel, bit 7 indicates a silent channel - Bit8u fourMask; - Bit8s maskLeft; //Sign extended values for both channel's panning - Bit8s maskRight; - - //Forward the channel data to the operators of the channel - void SetChanData( const Chip* chip, Bit32u data ); - //Change in the chandata, check for new values and if we have to forward to operators - void UpdateFrequency( const Chip* chip, Bit8u fourOp ); - void WriteA0( const Chip* chip, Bit8u val ); - void WriteB0( const Chip* chip, Bit8u val ); - void WriteC0( const Chip* chip, Bit8u val ); - void ResetC0( const Chip* chip ); - - //call this for the first channel - template< bool opl3Mode > - void GeneratePercussion( Chip* chip, Bit32s* output ); - - //Generate blocks of data in specific modes - template<SynthMode mode> - Channel* BlockTemplate( Chip* chip, Bit32u samples, Bit32s* output ); - Channel(); -}; - -struct Chip { - //This is used as the base counter for vibrato and tremolo - Bit32u lfoCounter; - Bit32u lfoAdd; - - - Bit32u noiseCounter; - Bit32u noiseAdd; - Bit32u noiseValue; - - //Frequency scales for the different multiplications - Bit32u freqMul[16]; - //Rates for decay and release for rate of this chip - Bit32u linearRates[76]; - //Best match attack rates for the rate of this chip - Bit32u attackRates[76]; - - //18 channels with 2 operators each - Channel chan[18]; - - Bit8u reg104; - Bit8u reg08; - Bit8u reg04; - Bit8u regBD; - Bit8u vibratoIndex; - Bit8u tremoloIndex; - Bit8s vibratoSign; - Bit8u vibratoShift; - Bit8u tremoloValue; - Bit8u vibratoStrength; - Bit8u tremoloStrength; - //Mask for allowed wave forms - Bit8u waveFormMask; - //0 or -1 when enabled - Bit8s opl3Active; - - //Return the maximum amount of samples before and LFO change - Bit32u ForwardLFO( Bit32u samples ); - Bit32u ForwardNoise(); - - void WriteBD( Bit8u val ); - void WriteReg(Bit32u reg, Bit8u val ); - - Bit32u WriteAddr( Bit32u port, Bit8u val ); - - void GenerateBlock2( Bitu samples, Bit32s* output ); - void GenerateBlock3( Bitu samples, Bit32s* output ); - - void Generate( Bit32u samples ); - void Setup( Bit32u r ); - - Chip(); -}; - -void InitTables(); - -} //Namespace -} // End of namespace DOSBox -} // End of namespace OPL - -#endif // !DISABLE_DOSBOX_OPL - -#endif diff --git a/sound/softsynth/opl/dosbox.cpp b/sound/softsynth/opl/dosbox.cpp deleted file mode 100644 index 29993ce3d8..0000000000 --- a/sound/softsynth/opl/dosbox.cpp +++ /dev/null @@ -1,335 +0,0 @@ -/* ScummVM - Graphic Adventure Engine - * - * ScummVM is the legal property of its developers, whose names - * are too numerous to list here. Please refer to the COPYRIGHT - * file distributed with this source distribution. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version 2 - * of the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. - * - * $URL$ - * $Id$ - */ - -/* - * Based on AdLib emulation code of DOSBox - * Copyright (C) 2002-2009 The DOSBox Team - * Licensed under GPLv2+ - * http://www.dosbox.com - */ - -#ifndef DISABLE_DOSBOX_OPL - -#include "dosbox.h" -#include "dbopl.h" - -#include "common/system.h" -#include "common/scummsys.h" - -#include <math.h> -#include <string.h> - -namespace OPL { -namespace DOSBox { - -Timer::Timer() { - masked = false; - overflow = false; - enabled = false; - counter = 0; - delay = 0; -} - -void Timer::update(double time) { - if (!enabled || !delay) - return; - double deltaStart = time - startTime; - // Only set the overflow flag when not masked - if (deltaStart >= 0 && !masked) - overflow = 1; -} - -void Timer::reset(double time) { - overflow = false; - if (!delay || !enabled) - return; - double delta = (time - startTime); - double rem = fmod(delta, delay); - double next = delay - rem; - startTime = time + next; -} - -void Timer::stop() { - enabled = false; -} - -void Timer::start(double time, int scale) { - //Don't enable again - if (enabled) - return; - enabled = true; - delay = 0.001 * (256 - counter) * scale; - startTime = time + delay; -} - -bool Chip::write(uint32 reg, uint8 val) { - switch (reg) { - case 0x02: - timer[0].counter = val; - return true; - case 0x03: - timer[1].counter = val; - return true; - case 0x04: - double time = g_system->getMillis() / 1000.0; - - if (val & 0x80) { - timer[0].reset(time); - timer[1].reset(time); - } else { - timer[0].update(time); - timer[1].update(time); - - if (val & 0x1) - timer[0].start(time, 80); - else - timer[0].stop(); - - timer[0].masked = (val & 0x40) > 0; - - if (timer[0].masked) - timer[0].overflow = false; - - if (val & 0x2) - timer[1].start(time, 320); - else - timer[1].stop(); - - timer[1].masked = (val & 0x20) > 0; - - if (timer[1].masked) - timer[1].overflow = false; - } - return true; - } - return false; -} - -uint8 Chip::read() { - double time = g_system->getMillis() / 1000.0; - - timer[0].update(time); - timer[1].update(time); - - uint8 ret = 0; - // Overflow won't be set if a channel is masked - if (timer[0].overflow) { - ret |= 0x40; - ret |= 0x80; - } - if (timer[1].overflow) { - ret |= 0x20; - ret |= 0x80; - } - return ret; -} - -OPL::OPL(Config::OplType type) : _type(type), _rate(0), _emulator(0) { -} - -OPL::~OPL() { - free(); -} - -void OPL::free() { - delete _emulator; - _emulator = 0; -} - -bool OPL::init(int rate) { - free(); - - memset(&_reg, 0, sizeof(_reg)); - memset(_chip, 0, sizeof(_chip)); - - _emulator = new DBOPL::Chip(); - if (!_emulator) - return false; - - DBOPL::InitTables(); - _emulator->Setup(rate); - - if (_type == Config::kDualOpl2) { - // Setup opl3 mode in the hander - _emulator->WriteReg(0x105, 1); - } - - _rate = rate; - return true; -} - -void OPL::reset() { - init(_rate); -} - -void OPL::write(int port, int val) { - if (port&1) { - switch (_type) { - case Config::kOpl2: - case Config::kOpl3: - if (!_chip[0].write(_reg.normal, val)) - _emulator->WriteReg(_reg.normal, val); - break; - case Config::kDualOpl2: - // Not a 0x??8 port, then write to a specific port - if (!(port & 0x8)) { - byte index = (port & 2) >> 1; - dualWrite(index, _reg.dual[index], val); - } else { - //Write to both ports - dualWrite(0, _reg.dual[0], val); - dualWrite(1, _reg.dual[1], val); - } - break; - } - } else { - // Ask the handler to write the address - // Make sure to clip them in the right range - switch (_type) { - case Config::kOpl2: - _reg.normal = _emulator->WriteAddr(port, val) & 0xff; - break; - case Config::kOpl3: - _reg.normal = _emulator->WriteAddr(port, val) & 0x1ff; - break; - case Config::kDualOpl2: - // Not a 0x?88 port, when write to a specific side - if (!(port & 0x8)) { - byte index = (port & 2) >> 1; - _reg.dual[index] = val & 0xff; - } else { - _reg.dual[0] = val & 0xff; - _reg.dual[1] = val & 0xff; - } - break; - } - } -} - -byte OPL::read(int port) { - switch (_type) { - case Config::kOpl2: - if (!(port & 1)) - //Make sure the low bits are 6 on opl2 - return _chip[0].read() | 0x6; - break; - case Config::kOpl3: - if (!(port & 1)) - return _chip[0].read(); - break; - case Config::kDualOpl2: - // Only return for the lower ports - if (port & 1) - return 0xff; - // Make sure the low bits are 6 on opl2 - return _chip[(port >> 1) & 1].read() | 0x6; - } - return 0; -} - -void OPL::writeReg(int r, int v) { - byte tempReg = 0; - switch (_type) { - case Config::kOpl2: - case Config::kDualOpl2: - case Config::kOpl3: - // We can't use _handler->writeReg here directly, since it would miss timer changes. - - // Backup old setup register - tempReg = _reg.normal; - - // We need to set the register we want to write to via port 0x388 - write(0x388, r); - // Do the real writing to the register - write(0x389, v); - // Restore the old register - write(0x388, tempReg); - break; - }; -} - -void OPL::dualWrite(uint8 index, uint8 reg, uint8 val) { - // Make sure you don't use opl3 features - // Don't allow write to disable opl3 - if (reg == 5) - return; - - // Only allow 4 waveforms - if (reg >= 0xE0 && reg <= 0xE8) - val &= 3; - - // Write to the timer? - if (_chip[index].write(reg, val)) - return; - - // Enabling panning - if (reg >= 0xC0 && reg <= 0xC8) { - val &= 15; - val |= index ? 0xA0 : 0x50; - } - - uint32 fullReg = reg + (index ? 0x100 : 0); - _emulator->WriteReg(fullReg, val); -} - -void OPL::readBuffer(int16 *buffer, int length) { - // For stereo OPL cards, we divide the sample count by 2, - // to match stereo AudioStream behavior. - if (_type != Config::kOpl2) - length >>= 1; - - const uint bufferLength = 512; - int32 tempBuffer[bufferLength * 2]; - - if (_emulator->opl3Active) { - while (length > 0) { - const uint readSamples = MIN<uint>(length, bufferLength); - - _emulator->GenerateBlock3(readSamples, tempBuffer); - - for (uint i = 0; i < (readSamples << 1); ++i) - buffer[i] = tempBuffer[i]; - - buffer += (readSamples << 1); - length -= readSamples; - } - } else { - while (length > 0) { - const uint readSamples = MIN<uint>(length, bufferLength << 1); - - _emulator->GenerateBlock2(readSamples, tempBuffer); - - for (uint i = 0; i < readSamples; ++i) - buffer[i] = tempBuffer[i]; - - buffer += readSamples; - length -= readSamples; - } - } -} - -} // End of namespace DOSBox -} // End of namespace OPL - -#endif // !DISABLE_DOSBOX_ADLIB diff --git a/sound/softsynth/opl/dosbox.h b/sound/softsynth/opl/dosbox.h deleted file mode 100644 index 958310611d..0000000000 --- a/sound/softsynth/opl/dosbox.h +++ /dev/null @@ -1,110 +0,0 @@ -/* ScummVM - Graphic Adventure Engine - * - * ScummVM is the legal property of its developers, whose names - * are too numerous to list here. Please refer to the COPYRIGHT - * file distributed with this source distribution. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version 2 - * of the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. - * - * $URL$ - * $Id$ - */ - -/* - * Based on OPL emulation code of DOSBox - * Copyright (C) 2002-2009 The DOSBox Team - * Licensed under GPLv2+ - * http://www.dosbox.com - */ - -#ifndef SOUND_SOFTSYNTH_OPL_DOSBOX_H -#define SOUND_SOFTSYNTH_OPL_DOSBOX_H - -#ifndef DISABLE_DOSBOX_OPL - -#include "sound/fmopl.h" - -namespace OPL { -namespace DOSBox { - -struct Timer { - double startTime; - double delay; - bool enabled, overflow, masked; - uint8 counter; - - Timer(); - - //Call update before making any further changes - void update(double time); - - //On a reset make sure the start is in sync with the next cycle - void reset(double time); - - void stop(); - - void start(double time, int scale); -}; - -struct Chip { - //Last selected register - Timer timer[2]; - //Check for it being a write to the timer - bool write(uint32 addr, uint8 val); - //Read the current timer state, will use current double - uint8 read(); -}; - -namespace DBOPL { -struct Chip; -} // end of namespace DBOPL - -class OPL : public ::OPL::OPL { -private: - Config::OplType _type; - uint _rate; - - DBOPL::Chip *_emulator; - Chip _chip[2]; - union { - uint16 normal; - uint8 dual[2]; - } _reg; - - void free(); - void dualWrite(uint8 index, uint8 reg, uint8 val); -public: - OPL(Config::OplType type); - ~OPL(); - - bool init(int rate); - void reset(); - - void write(int a, int v); - byte read(int a); - - void writeReg(int r, int v); - - void readBuffer(int16 *buffer, int length); - bool isStereo() const { return _type != Config::kOpl2; } -}; - -} // End of namespace DOSBox -} // End of namespace OPL - -#endif // !DISABLE_DOSBOX_OPL - -#endif - diff --git a/sound/softsynth/opl/mame.cpp b/sound/softsynth/opl/mame.cpp deleted file mode 100644 index c875080e8f..0000000000 --- a/sound/softsynth/opl/mame.cpp +++ /dev/null @@ -1,1234 +0,0 @@ -/* ScummVM - Graphic Adventure Engine - * - * ScummVM is the legal property of its developers, whose names - * are too numerous to list here. Please refer to the COPYRIGHT - * file distributed with this source distribution. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version 2 - * of the License, or (at your option) any later version. - - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. - * - * $URL$ - * $Id$ - * - * LGPL licensed version of MAMEs fmopl (V0.37a modified) by - * Tatsuyuki Satoh. Included from LGPL'ed AdPlug. - */ - -#include <stdio.h> -#include <stdlib.h> -#include <string.h> -#include <stdarg.h> -#include <math.h> - -#include "mame.h" - -#if defined (_WIN32_WCE) || defined (__SYMBIAN32__) || defined(__GP32__) || defined(GP2X) || defined (__MAEMO__) || defined(__DS__) || defined (__MINT__) || defined(__N64__) -#include "common/config-manager.h" -#endif - -#if defined(__DS__) -#include "dsmain.h" -#endif - -namespace OPL { -namespace MAME { - -OPL::~OPL() { - MAME::OPLDestroy(_opl); - _opl = 0; -} - -bool OPL::init(int rate) { - if (_opl) - MAME::OPLDestroy(_opl); - - _opl = MAME::makeAdLibOPL(rate); - return (_opl != 0); -} - -void OPL::reset() { - MAME::OPLResetChip(_opl); -} - -void OPL::write(int a, int v) { - MAME::OPLWrite(_opl, a, v); -} - -byte OPL::read(int a) { - return MAME::OPLRead(_opl, a); -} - -void OPL::writeReg(int r, int v) { - MAME::OPLWriteReg(_opl, r, v); -} - -void OPL::readBuffer(int16 *buffer, int length) { - MAME::YM3812UpdateOne(_opl, buffer, length); -} - -/* -------------------- preliminary define section --------------------- */ -/* attack/decay rate time rate */ -#define OPL_ARRATE 141280 /* RATE 4 = 2826.24ms @ 3.6MHz */ -#define OPL_DRRATE 1956000 /* RATE 4 = 39280.64ms @ 3.6MHz */ - -#define FREQ_BITS 24 /* frequency turn */ - -/* counter bits = 20 , octerve 7 */ -#define FREQ_RATE (1<<(FREQ_BITS-20)) -#define TL_BITS (FREQ_BITS+2) - -/* final output shift , limit minimum and maximum */ -#define OPL_OUTSB (TL_BITS+3-16) /* OPL output final shift 16bit */ -#define OPL_MAXOUT (0x7fff<<OPL_OUTSB) -#define OPL_MINOUT (-0x8000<<OPL_OUTSB) - -/* -------------------- quality selection --------------------- */ - -/* sinwave entries */ -/* used static memory = SIN_ENT * 4 (byte) */ -#ifdef __DS__ -#define SIN_ENT_SHIFT 8 -#else -#define SIN_ENT_SHIFT 11 -#endif -#define SIN_ENT (1<<SIN_ENT_SHIFT) - -/* output level entries (envelope,sinwave) */ -/* envelope counter lower bits */ -int ENV_BITS; -/* envelope output entries */ -int EG_ENT; - -/* used dynamic memory = EG_ENT*4*4(byte)or EG_ENT*6*4(byte) */ -/* used static memory = EG_ENT*4 (byte) */ -int EG_OFF; /* OFF */ -int EG_DED; -int EG_DST; /* DECAY START */ -int EG_AED; -#define EG_AST 0 /* ATTACK START */ - -#define EG_STEP (96.0/EG_ENT) /* OPL is 0.1875 dB step */ - -/* LFO table entries */ -#define VIB_ENT 512 -#define VIB_SHIFT (32-9) -#define AMS_ENT 512 -#define AMS_SHIFT (32-9) - -#define VIB_RATE_SHIFT 8 -#define VIB_RATE (1<<VIB_RATE_SHIFT) - -/* -------------------- local defines , macros --------------------- */ - -/* register number to channel number , slot offset */ -#define SLOT1 0 -#define SLOT2 1 - -/* envelope phase */ -#define ENV_MOD_RR 0x00 -#define ENV_MOD_DR 0x01 -#define ENV_MOD_AR 0x02 - -/* -------------------- tables --------------------- */ -static const int slot_array[32] = { - 0, 2, 4, 1, 3, 5,-1,-1, - 6, 8,10, 7, 9,11,-1,-1, - 12,14,16,13,15,17,-1,-1, - -1,-1,-1,-1,-1,-1,-1,-1 -}; - -static uint KSL_TABLE[8 * 16]; - -static const double KSL_TABLE_SEED[8 * 16] = { - /* OCT 0 */ - 0.000, 0.000, 0.000, 0.000, - 0.000, 0.000, 0.000, 0.000, - 0.000, 0.000, 0.000, 0.000, - 0.000, 0.000, 0.000, 0.000, - /* OCT 1 */ - 0.000, 0.000, 0.000, 0.000, - 0.000, 0.000, 0.000, 0.000, - 0.000, 0.750, 1.125, 1.500, - 1.875, 2.250, 2.625, 3.000, - /* OCT 2 */ - 0.000, 0.000, 0.000, 0.000, - 0.000, 1.125, 1.875, 2.625, - 3.000, 3.750, 4.125, 4.500, - 4.875, 5.250, 5.625, 6.000, - /* OCT 3 */ - 0.000, 0.000, 0.000, 1.875, - 3.000, 4.125, 4.875, 5.625, - 6.000, 6.750, 7.125, 7.500, - 7.875, 8.250, 8.625, 9.000, - /* OCT 4 */ - 0.000, 0.000, 3.000, 4.875, - 6.000, 7.125, 7.875, 8.625, - 9.000, 9.750, 10.125, 10.500, - 10.875, 11.250, 11.625, 12.000, - /* OCT 5 */ - 0.000, 3.000, 6.000, 7.875, - 9.000, 10.125, 10.875, 11.625, - 12.000, 12.750, 13.125, 13.500, - 13.875, 14.250, 14.625, 15.000, - /* OCT 6 */ - 0.000, 6.000, 9.000, 10.875, - 12.000, 13.125, 13.875, 14.625, - 15.000, 15.750, 16.125, 16.500, - 16.875, 17.250, 17.625, 18.000, - /* OCT 7 */ - 0.000, 9.000, 12.000, 13.875, - 15.000, 16.125, 16.875, 17.625, - 18.000, 18.750, 19.125, 19.500, - 19.875, 20.250, 20.625, 21.000 -}; - -/* sustain level table (3db per step) */ -/* 0 - 15: 0, 3, 6, 9,12,15,18,21,24,27,30,33,36,39,42,93 (dB)*/ - -static int SL_TABLE[16]; - -static const uint SL_TABLE_SEED[16] = { - 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 31 -}; - -#define TL_MAX (EG_ENT * 2) /* limit(tl + ksr + envelope) + sinwave */ -/* TotalLevel : 48 24 12 6 3 1.5 0.75 (dB) */ -/* TL_TABLE[ 0 to TL_MAX ] : plus section */ -/* TL_TABLE[ TL_MAX to TL_MAX+TL_MAX-1 ] : minus section */ -static int *TL_TABLE; - -/* pointers to TL_TABLE with sinwave output offset */ -static int **SIN_TABLE; - -/* LFO table */ -static int *AMS_TABLE; -static int *VIB_TABLE; - -/* envelope output curve table */ -/* attack + decay + OFF */ -//static int ENV_CURVE[2*EG_ENT+1]; -//static int ENV_CURVE[2 * 4096 + 1]; // to keep it static ... -static int *ENV_CURVE; - - -/* multiple table */ -#define ML(a) (int)(a * 2) -static const uint MUL_TABLE[16]= { -/* 1/2, 1, 2, 3, 4, 5, 6, 7, 8, 9,10,11,12,13,14,15 */ - ML(0.50), ML(1.00), ML(2.00), ML(3.00), ML(4.00), ML(5.00), ML(6.00), ML(7.00), - ML(8.00), ML(9.00), ML(10.00), ML(10.00),ML(12.00),ML(12.00),ML(15.00),ML(15.00) -}; -#undef ML - -/* dummy attack / decay rate ( when rate == 0 ) */ -static int RATE_0[16]= -{0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0}; - -/* -------------------- static state --------------------- */ - -/* lock level of common table */ -static int num_lock = 0; - -/* work table */ -static void *cur_chip = NULL; /* current chip point */ -/* currenct chip state */ -/* static OPLSAMPLE *bufL,*bufR; */ -static OPL_CH *S_CH; -static OPL_CH *E_CH; -OPL_SLOT *SLOT7_1, *SLOT7_2, *SLOT8_1, *SLOT8_2; - -static int outd[1]; -static int ams; -static int vib; -int *ams_table; -int *vib_table; -static int amsIncr; -static int vibIncr; -static int feedback2; /* connect for SLOT 2 */ - -/* --------------------- rebuild tables ------------------- */ - -#define SC_KSL(mydb) ((uint) (mydb / (EG_STEP / 2))) -#define SC_SL(db) (int)(db * ((3 / EG_STEP) * (1 << ENV_BITS))) + EG_DST - -void OPLBuildTables(int ENV_BITS_PARAM, int EG_ENT_PARAM) { - int i; - - ENV_BITS = ENV_BITS_PARAM; - EG_ENT = EG_ENT_PARAM; - EG_OFF = ((2 * EG_ENT)<<ENV_BITS); /* OFF */ - EG_DED = EG_OFF; - EG_DST = (EG_ENT << ENV_BITS); /* DECAY START */ - EG_AED = EG_DST; - //EG_STEP = (96.0/EG_ENT); - - for (i = 0; i < ARRAYSIZE(KSL_TABLE_SEED); i++) - KSL_TABLE[i] = SC_KSL(KSL_TABLE_SEED[i]); - - for (i = 0; i < ARRAYSIZE(SL_TABLE_SEED); i++) - SL_TABLE[i] = SC_SL(SL_TABLE_SEED[i]); -} - -#undef SC_KSL -#undef SC_SL - -/* --------------------- subroutines --------------------- */ - -/* status set and IRQ handling */ -inline void OPL_STATUS_SET(FM_OPL *OPL, int flag) { - /* set status flag */ - OPL->status |= flag; - if (!(OPL->status & 0x80)) { - if (OPL->status & OPL->statusmask) { /* IRQ on */ - OPL->status |= 0x80; - /* callback user interrupt handler (IRQ is OFF to ON) */ - if (OPL->IRQHandler) - (OPL->IRQHandler)(OPL->IRQParam,1); - } - } -} - -/* status reset and IRQ handling */ -inline void OPL_STATUS_RESET(FM_OPL *OPL, int flag) { - /* reset status flag */ - OPL->status &= ~flag; - if ((OPL->status & 0x80)) { - if (!(OPL->status & OPL->statusmask)) { - OPL->status &= 0x7f; - /* callback user interrupt handler (IRQ is ON to OFF) */ - if (OPL->IRQHandler) (OPL->IRQHandler)(OPL->IRQParam,0); - } - } -} - -/* IRQ mask set */ -inline void OPL_STATUSMASK_SET(FM_OPL *OPL, int flag) { - OPL->statusmask = flag; - /* IRQ handling check */ - OPL_STATUS_SET(OPL,0); - OPL_STATUS_RESET(OPL,0); -} - -/* ----- key on ----- */ -inline void OPL_KEYON(OPL_SLOT *SLOT) { - /* sin wave restart */ - SLOT->Cnt = 0; - /* set attack */ - SLOT->evm = ENV_MOD_AR; - SLOT->evs = SLOT->evsa; - SLOT->evc = EG_AST; - SLOT->eve = EG_AED; -} - -/* ----- key off ----- */ -inline void OPL_KEYOFF(OPL_SLOT *SLOT) { - if (SLOT->evm > ENV_MOD_RR) { - /* set envelope counter from envleope output */ - - // WORKAROUND: The Kyra engine does something very strange when - // starting a new song. For each channel: - // - // * The release rate is set to "fastest". - // * Any note is keyed off. - // * A very low-frequency note is keyed on. - // - // Usually, what happens next is that the real notes is keyed - // on immediately, in which case there's no problem. - // - // However, if the note is again keyed off (because the channel - // begins on a rest rather than a note), the envelope counter - // was moved from the very lowest point on the attack curve to - // the very highest point on the release curve. - // - // Again, this might not be a problem, if the release rate is - // still set to "fastest". But in many cases, it had already - // been increased. And, possibly because of inaccuracies in the - // envelope generator, that would cause the note to "fade out" - // for quite a long time. - // - // What we really need is a way to find the correct starting - // point for the envelope counter, and that may be what the - // commented-out line below is meant to do. For now, simply - // handle the pathological case. - - if (SLOT->evm == ENV_MOD_AR && SLOT->evc == EG_AST) - SLOT->evc = EG_DED; - else if (!(SLOT->evc & EG_DST)) - //SLOT->evc = (ENV_CURVE[SLOT->evc>>ENV_BITS]<<ENV_BITS) + EG_DST; - SLOT->evc = EG_DST; - SLOT->eve = EG_DED; - SLOT->evs = SLOT->evsr; - SLOT->evm = ENV_MOD_RR; - } -} - -/* ---------- calcrate Envelope Generator & Phase Generator ---------- */ - -/* return : envelope output */ -inline uint OPL_CALC_SLOT(OPL_SLOT *SLOT) { - /* calcrate envelope generator */ - if ((SLOT->evc += SLOT->evs) >= SLOT->eve) { - switch (SLOT->evm) { - case ENV_MOD_AR: /* ATTACK -> DECAY1 */ - /* next DR */ - SLOT->evm = ENV_MOD_DR; - SLOT->evc = EG_DST; - SLOT->eve = SLOT->SL; - SLOT->evs = SLOT->evsd; - break; - case ENV_MOD_DR: /* DECAY -> SL or RR */ - SLOT->evc = SLOT->SL; - SLOT->eve = EG_DED; - if (SLOT->eg_typ) { - SLOT->evs = 0; - } else { - SLOT->evm = ENV_MOD_RR; - SLOT->evs = SLOT->evsr; - } - break; - case ENV_MOD_RR: /* RR -> OFF */ - SLOT->evc = EG_OFF; - SLOT->eve = EG_OFF + 1; - SLOT->evs = 0; - break; - } - } - /* calcrate envelope */ - return SLOT->TLL + ENV_CURVE[SLOT->evc>>ENV_BITS] + (SLOT->ams ? ams : 0); -} - -/* set algorythm connection */ -static void set_algorythm(OPL_CH *CH) { - int *carrier = &outd[0]; - CH->connect1 = CH->CON ? carrier : &feedback2; - CH->connect2 = carrier; -} - -/* ---------- frequency counter for operater update ---------- */ -inline void CALC_FCSLOT(OPL_CH *CH, OPL_SLOT *SLOT) { - int ksr; - - /* frequency step counter */ - SLOT->Incr = CH->fc * SLOT->mul; - ksr = CH->kcode >> SLOT->KSR; - - if (SLOT->ksr != ksr) { - SLOT->ksr = ksr; - /* attack , decay rate recalcration */ - SLOT->evsa = SLOT->AR[ksr]; - SLOT->evsd = SLOT->DR[ksr]; - SLOT->evsr = SLOT->RR[ksr]; - } - SLOT->TLL = SLOT->TL + (CH->ksl_base>>SLOT->ksl); -} - -/* set multi,am,vib,EG-TYP,KSR,mul */ -inline void set_mul(FM_OPL *OPL, int slot, int v) { - OPL_CH *CH = &OPL->P_CH[slot>>1]; - OPL_SLOT *SLOT = &CH->SLOT[slot & 1]; - - SLOT->mul = MUL_TABLE[v & 0x0f]; - SLOT->KSR = (v & 0x10) ? 0 : 2; - SLOT->eg_typ = (v & 0x20) >> 5; - SLOT->vib = (v & 0x40); - SLOT->ams = (v & 0x80); - CALC_FCSLOT(CH, SLOT); -} - -/* set ksl & tl */ -inline void set_ksl_tl(FM_OPL *OPL, int slot, int v) { - OPL_CH *CH = &OPL->P_CH[slot>>1]; - OPL_SLOT *SLOT = &CH->SLOT[slot & 1]; - int ksl = v >> 6; /* 0 / 1.5 / 3 / 6 db/OCT */ - - SLOT->ksl = ksl ? 3-ksl : 31; - SLOT->TL = (int)((v & 0x3f) * (0.75 / EG_STEP)); /* 0.75db step */ - - if (!(OPL->mode & 0x80)) { /* not CSM latch total level */ - SLOT->TLL = SLOT->TL + (CH->ksl_base >> SLOT->ksl); - } -} - -/* set attack rate & decay rate */ -inline void set_ar_dr(FM_OPL *OPL, int slot, int v) { - OPL_CH *CH = &OPL->P_CH[slot>>1]; - OPL_SLOT *SLOT = &CH->SLOT[slot & 1]; - int ar = v >> 4; - int dr = v & 0x0f; - - SLOT->AR = ar ? &OPL->AR_TABLE[ar << 2] : RATE_0; - SLOT->evsa = SLOT->AR[SLOT->ksr]; - if (SLOT->evm == ENV_MOD_AR) - SLOT->evs = SLOT->evsa; - - SLOT->DR = dr ? &OPL->DR_TABLE[dr<<2] : RATE_0; - SLOT->evsd = SLOT->DR[SLOT->ksr]; - if (SLOT->evm == ENV_MOD_DR) - SLOT->evs = SLOT->evsd; -} - -/* set sustain level & release rate */ -inline void set_sl_rr(FM_OPL *OPL, int slot, int v) { - OPL_CH *CH = &OPL->P_CH[slot>>1]; - OPL_SLOT *SLOT = &CH->SLOT[slot & 1]; - int sl = v >> 4; - int rr = v & 0x0f; - - SLOT->SL = SL_TABLE[sl]; - if (SLOT->evm == ENV_MOD_DR) - SLOT->eve = SLOT->SL; - SLOT->RR = &OPL->DR_TABLE[rr<<2]; - SLOT->evsr = SLOT->RR[SLOT->ksr]; - if (SLOT->evm == ENV_MOD_RR) - SLOT->evs = SLOT->evsr; -} - -/* operator output calcrator */ - -#define OP_OUT(slot,env,con) slot->wavetable[((slot->Cnt + con)>>(24-SIN_ENT_SHIFT)) & (SIN_ENT-1)][env] -/* ---------- calcrate one of channel ---------- */ -inline void OPL_CALC_CH(OPL_CH *CH) { - uint env_out; - OPL_SLOT *SLOT; - - feedback2 = 0; - /* SLOT 1 */ - SLOT = &CH->SLOT[SLOT1]; - env_out=OPL_CALC_SLOT(SLOT); - if (env_out < (uint)(EG_ENT - 1)) { - /* PG */ - if (SLOT->vib) - SLOT->Cnt += (SLOT->Incr * vib) >> VIB_RATE_SHIFT; - else - SLOT->Cnt += SLOT->Incr; - /* connection */ - if (CH->FB) { - int feedback1 = (CH->op1_out[0] + CH->op1_out[1]) >> CH->FB; - CH->op1_out[1] = CH->op1_out[0]; - *CH->connect1 += CH->op1_out[0] = OP_OUT(SLOT, env_out, feedback1); - } else { - *CH->connect1 += OP_OUT(SLOT, env_out, 0); - } - } else { - CH->op1_out[1] = CH->op1_out[0]; - CH->op1_out[0] = 0; - } - /* SLOT 2 */ - SLOT = &CH->SLOT[SLOT2]; - env_out=OPL_CALC_SLOT(SLOT); - if (env_out < (uint)(EG_ENT - 1)) { - /* PG */ - if (SLOT->vib) - SLOT->Cnt += (SLOT->Incr * vib) >> VIB_RATE_SHIFT; - else - SLOT->Cnt += SLOT->Incr; - /* connection */ - outd[0] += OP_OUT(SLOT, env_out, feedback2); - } -} - -/* ---------- calcrate rythm block ---------- */ -#define WHITE_NOISE_db 6.0 -inline void OPL_CALC_RH(FM_OPL *OPL, OPL_CH *CH) { - uint env_tam, env_sd, env_top, env_hh; - // This code used to do int(OPL->rnd.getRandomBit() * (WHITE_NOISE_db / EG_STEP)), - // but EG_STEP = 96.0/EG_ENT, and WHITE_NOISE_db=6.0. So, that's equivalent to - // int(OPL->rnd.getRandomBit() * EG_ENT/16). We know that EG_ENT is 4096, or 1024, - // or 128, so we can safely avoid any FP ops. - int whitenoise = OPL->rnd.getRandomBit() * (EG_ENT>>4); - - int tone8; - - OPL_SLOT *SLOT; - int env_out; - - /* BD : same as FM serial mode and output level is large */ - feedback2 = 0; - /* SLOT 1 */ - SLOT = &CH[6].SLOT[SLOT1]; - env_out = OPL_CALC_SLOT(SLOT); - if (env_out < EG_ENT-1) { - /* PG */ - if (SLOT->vib) - SLOT->Cnt += (SLOT->Incr * vib) >> VIB_RATE_SHIFT; - else - SLOT->Cnt += SLOT->Incr; - /* connection */ - if (CH[6].FB) { - int feedback1 = (CH[6].op1_out[0] + CH[6].op1_out[1]) >> CH[6].FB; - CH[6].op1_out[1] = CH[6].op1_out[0]; - feedback2 = CH[6].op1_out[0] = OP_OUT(SLOT, env_out, feedback1); - } - else { - feedback2 = OP_OUT(SLOT, env_out, 0); - } - } else { - feedback2 = 0; - CH[6].op1_out[1] = CH[6].op1_out[0]; - CH[6].op1_out[0] = 0; - } - /* SLOT 2 */ - SLOT = &CH[6].SLOT[SLOT2]; - env_out = OPL_CALC_SLOT(SLOT); - if (env_out < EG_ENT-1) { - /* PG */ - if (SLOT->vib) - SLOT->Cnt += (SLOT->Incr * vib) >> VIB_RATE_SHIFT; - else - SLOT->Cnt += SLOT->Incr; - /* connection */ - outd[0] += OP_OUT(SLOT, env_out, feedback2) * 2; - } - - // SD (17) = mul14[fnum7] + white noise - // TAM (15) = mul15[fnum8] - // TOP (18) = fnum6(mul18[fnum8]+whitenoise) - // HH (14) = fnum7(mul18[fnum8]+whitenoise) + white noise - env_sd = OPL_CALC_SLOT(SLOT7_2) + whitenoise; - env_tam =OPL_CALC_SLOT(SLOT8_1); - env_top = OPL_CALC_SLOT(SLOT8_2); - env_hh = OPL_CALC_SLOT(SLOT7_1) + whitenoise; - - /* PG */ - if (SLOT7_1->vib) - SLOT7_1->Cnt += (SLOT7_1->Incr * vib) >> (VIB_RATE_SHIFT-1); - else - SLOT7_1->Cnt += 2 * SLOT7_1->Incr; - if (SLOT7_2->vib) - SLOT7_2->Cnt += (CH[7].fc * vib) >> (VIB_RATE_SHIFT-3); - else - SLOT7_2->Cnt += (CH[7].fc * 8); - if (SLOT8_1->vib) - SLOT8_1->Cnt += (SLOT8_1->Incr * vib) >> VIB_RATE_SHIFT; - else - SLOT8_1->Cnt += SLOT8_1->Incr; - if (SLOT8_2->vib) - SLOT8_2->Cnt += ((CH[8].fc * 3) * vib) >> (VIB_RATE_SHIFT-4); - else - SLOT8_2->Cnt += (CH[8].fc * 48); - - tone8 = OP_OUT(SLOT8_2,whitenoise,0 ); - - /* SD */ - if (env_sd < (uint)(EG_ENT - 1)) - outd[0] += OP_OUT(SLOT7_1, env_sd, 0) * 8; - /* TAM */ - if (env_tam < (uint)(EG_ENT - 1)) - outd[0] += OP_OUT(SLOT8_1, env_tam, 0) * 2; - /* TOP-CY */ - if (env_top < (uint)(EG_ENT - 1)) - outd[0] += OP_OUT(SLOT7_2, env_top, tone8) * 2; - /* HH */ - if (env_hh < (uint)(EG_ENT-1)) - outd[0] += OP_OUT(SLOT7_2, env_hh, tone8) * 2; -} - -/* ----------- initialize time tabls ----------- */ -static void init_timetables(FM_OPL *OPL, int ARRATE, int DRRATE) { - int i; - double rate; - - /* make attack rate & decay rate tables */ - for (i = 0; i < 4; i++) - OPL->AR_TABLE[i] = OPL->DR_TABLE[i] = 0; - for (i = 4; i <= 60; i++) { - rate = OPL->freqbase; /* frequency rate */ - if (i < 60) - rate *= 1.0 + (i & 3) * 0.25; /* b0-1 : x1 , x1.25 , x1.5 , x1.75 */ - rate *= 1 << ((i >> 2) - 1); /* b2-5 : shift bit */ - rate *= (double)(EG_ENT << ENV_BITS); - OPL->AR_TABLE[i] = (int)(rate / ARRATE); - OPL->DR_TABLE[i] = (int)(rate / DRRATE); - } - for (i = 60; i < 76; i++) { - OPL->AR_TABLE[i] = EG_AED-1; - OPL->DR_TABLE[i] = OPL->DR_TABLE[60]; - } -} - -/* ---------- generic table initialize ---------- */ -static int OPLOpenTable(void) { - int s,t; - double rate; - int i,j; - double pom; - -#ifdef __DS__ - DS::fastRamReset(); - - TL_TABLE = (int *) DS::fastRamAlloc(TL_MAX * 2 * sizeof(int *)); - SIN_TABLE = (int **) DS::fastRamAlloc(SIN_ENT * 4 * sizeof(int *)); -#else - - /* allocate dynamic tables */ - if ((TL_TABLE = (int *)malloc(TL_MAX * 2 * sizeof(int))) == NULL) - return 0; - - if ((SIN_TABLE = (int **)malloc(SIN_ENT * 4 * sizeof(int *))) == NULL) { - free(TL_TABLE); - return 0; - } -#endif - - if ((AMS_TABLE = (int *)malloc(AMS_ENT * 2 * sizeof(int))) == NULL) { - free(TL_TABLE); - free(SIN_TABLE); - return 0; - } - - if ((VIB_TABLE = (int *)malloc(VIB_ENT * 2 * sizeof(int))) == NULL) { - free(TL_TABLE); - free(SIN_TABLE); - free(AMS_TABLE); - return 0; - } - /* make total level table */ - for (t = 0; t < EG_ENT - 1; t++) { - rate = ((1 << TL_BITS) - 1) / pow(10.0, EG_STEP * t / 20); /* dB -> voltage */ - TL_TABLE[ t] = (int)rate; - TL_TABLE[TL_MAX + t] = -TL_TABLE[t]; - } - /* fill volume off area */ - for (t = EG_ENT - 1; t < TL_MAX; t++) { - TL_TABLE[t] = TL_TABLE[TL_MAX + t] = 0; - } - - /* make sinwave table (total level offet) */ - /* degree 0 = degree 180 = off */ - SIN_TABLE[0] = SIN_TABLE[SIN_ENT /2 ] = &TL_TABLE[EG_ENT - 1]; - for (s = 1;s <= SIN_ENT / 4; s++) { - pom = sin(2 * PI * s / SIN_ENT); /* sin */ - pom = 20 * log10(1 / pom); /* decibel */ - j = int(pom / EG_STEP); /* TL_TABLE steps */ - - /* degree 0 - 90 , degree 180 - 90 : plus section */ - SIN_TABLE[ s] = SIN_TABLE[SIN_ENT / 2 - s] = &TL_TABLE[j]; - /* degree 180 - 270 , degree 360 - 270 : minus section */ - SIN_TABLE[SIN_ENT / 2 + s] = SIN_TABLE[SIN_ENT - s] = &TL_TABLE[TL_MAX + j]; - } - for (s = 0;s < SIN_ENT; s++) { - SIN_TABLE[SIN_ENT * 1 + s] = s < (SIN_ENT / 2) ? SIN_TABLE[s] : &TL_TABLE[EG_ENT]; - SIN_TABLE[SIN_ENT * 2 + s] = SIN_TABLE[s % (SIN_ENT / 2)]; - SIN_TABLE[SIN_ENT * 3 + s] = (s / (SIN_ENT / 4)) & 1 ? &TL_TABLE[EG_ENT] : SIN_TABLE[SIN_ENT * 2 + s]; - } - - - ENV_CURVE = (int *)malloc(sizeof(int) * (2*EG_ENT+1)); - - /* envelope counter -> envelope output table */ - for (i=0; i < EG_ENT; i++) { - /* ATTACK curve */ - pom = pow(((double)(EG_ENT - 1 - i) / EG_ENT), 8) * EG_ENT; - /* if (pom >= EG_ENT) pom = EG_ENT-1; */ - ENV_CURVE[i] = (int)pom; - /* DECAY ,RELEASE curve */ - ENV_CURVE[(EG_DST >> ENV_BITS) + i]= i; - } - /* off */ - ENV_CURVE[EG_OFF >> ENV_BITS]= EG_ENT - 1; - /* make LFO ams table */ - for (i=0; i < AMS_ENT; i++) { - pom = (1.0 + sin(2 * PI * i / AMS_ENT)) / 2; /* sin */ - AMS_TABLE[i] = (int)((1.0 / EG_STEP) * pom); /* 1dB */ - AMS_TABLE[AMS_ENT + i] = (int)((4.8 / EG_STEP) * pom); /* 4.8dB */ - } - /* make LFO vibrate table */ - for (i=0; i < VIB_ENT; i++) { - /* 100cent = 1seminote = 6% ?? */ - pom = (double)VIB_RATE * 0.06 * sin(2 * PI * i / VIB_ENT); /* +-100sect step */ - VIB_TABLE[i] = (int)(VIB_RATE + (pom * 0.07)); /* +- 7cent */ - VIB_TABLE[VIB_ENT + i] = (int)(VIB_RATE + (pom * 0.14)); /* +-14cent */ - } - return 1; -} - -static void OPLCloseTable(void) { - free(TL_TABLE); - free(SIN_TABLE); - free(AMS_TABLE); - free(VIB_TABLE); - free(ENV_CURVE); -} - -/* CSM Key Controll */ -inline void CSMKeyControll(OPL_CH *CH) { - OPL_SLOT *slot1 = &CH->SLOT[SLOT1]; - OPL_SLOT *slot2 = &CH->SLOT[SLOT2]; - /* all key off */ - OPL_KEYOFF(slot1); - OPL_KEYOFF(slot2); - /* total level latch */ - slot1->TLL = slot1->TL + (CH->ksl_base>>slot1->ksl); - slot1->TLL = slot1->TL + (CH->ksl_base>>slot1->ksl); - /* key on */ - CH->op1_out[0] = CH->op1_out[1] = 0; - OPL_KEYON(slot1); - OPL_KEYON(slot2); -} - -/* ---------- opl initialize ---------- */ -static void OPL_initalize(FM_OPL *OPL) { - int fn; - - /* frequency base */ - OPL->freqbase = (OPL->rate) ? ((double)OPL->clock / OPL->rate) / 72 : 0; - /* Timer base time */ - OPL->TimerBase = 1.0/((double)OPL->clock / 72.0 ); - /* make time tables */ - init_timetables(OPL, OPL_ARRATE, OPL_DRRATE); - /* make fnumber -> increment counter table */ - for (fn=0; fn < 1024; fn++) { - OPL->FN_TABLE[fn] = (uint)(OPL->freqbase * fn * FREQ_RATE * (1<<7) / 2); - } - /* LFO freq.table */ - OPL->amsIncr = (int)(OPL->rate ? (double)AMS_ENT * (1 << AMS_SHIFT) / OPL->rate * 3.7 * ((double)OPL->clock/3600000) : 0); - OPL->vibIncr = (int)(OPL->rate ? (double)VIB_ENT * (1 << VIB_SHIFT) / OPL->rate * 6.4 * ((double)OPL->clock/3600000) : 0); -} - -/* ---------- write a OPL registers ---------- */ -void OPLWriteReg(FM_OPL *OPL, int r, int v) { - OPL_CH *CH; - int slot; - uint block_fnum; - - switch (r & 0xe0) { - case 0x00: /* 00-1f:controll */ - switch (r & 0x1f) { - case 0x01: - /* wave selector enable */ - if (OPL->type&OPL_TYPE_WAVESEL) { - OPL->wavesel = v & 0x20; - if (!OPL->wavesel) { - /* preset compatible mode */ - int c; - for (c = 0; c < OPL->max_ch; c++) { - OPL->P_CH[c].SLOT[SLOT1].wavetable = &SIN_TABLE[0]; - OPL->P_CH[c].SLOT[SLOT2].wavetable = &SIN_TABLE[0]; - } - } - } - return; - case 0x02: /* Timer 1 */ - OPL->T[0] = (256-v) * 4; - break; - case 0x03: /* Timer 2 */ - OPL->T[1] = (256-v) * 16; - return; - case 0x04: /* IRQ clear / mask and Timer enable */ - if (v & 0x80) { /* IRQ flag clear */ - OPL_STATUS_RESET(OPL, 0x7f); - } else { /* set IRQ mask ,timer enable*/ - uint8 st1 = v & 1; - uint8 st2 = (v >> 1) & 1; - /* IRQRST,T1MSK,t2MSK,EOSMSK,BRMSK,x,ST2,ST1 */ - OPL_STATUS_RESET(OPL, v & 0x78); - OPL_STATUSMASK_SET(OPL,((~v) & 0x78) | 0x01); - /* timer 2 */ - if (OPL->st[1] != st2) { - double interval = st2 ? (double)OPL->T[1] * OPL->TimerBase : 0.0; - OPL->st[1] = st2; - if (OPL->TimerHandler) (OPL->TimerHandler)(OPL->TimerParam + 1, interval); - } - /* timer 1 */ - if (OPL->st[0] != st1) { - double interval = st1 ? (double)OPL->T[0] * OPL->TimerBase : 0.0; - OPL->st[0] = st1; - if (OPL->TimerHandler) (OPL->TimerHandler)(OPL->TimerParam + 0, interval); - } - } - return; - } - break; - case 0x20: /* am,vib,ksr,eg type,mul */ - slot = slot_array[r&0x1f]; - if (slot == -1) - return; - set_mul(OPL,slot,v); - return; - case 0x40: - slot = slot_array[r&0x1f]; - if (slot == -1) - return; - set_ksl_tl(OPL,slot,v); - return; - case 0x60: - slot = slot_array[r&0x1f]; - if (slot == -1) - return; - set_ar_dr(OPL,slot,v); - return; - case 0x80: - slot = slot_array[r&0x1f]; - if (slot == -1) - return; - set_sl_rr(OPL,slot,v); - return; - case 0xa0: - switch (r) { - case 0xbd: - /* amsep,vibdep,r,bd,sd,tom,tc,hh */ - { - uint8 rkey = OPL->rythm ^ v; - OPL->ams_table = &AMS_TABLE[v & 0x80 ? AMS_ENT : 0]; - OPL->vib_table = &VIB_TABLE[v & 0x40 ? VIB_ENT : 0]; - OPL->rythm = v & 0x3f; - if (OPL->rythm & 0x20) { - /* BD key on/off */ - if (rkey & 0x10) { - if (v & 0x10) { - OPL->P_CH[6].op1_out[0] = OPL->P_CH[6].op1_out[1] = 0; - OPL_KEYON(&OPL->P_CH[6].SLOT[SLOT1]); - OPL_KEYON(&OPL->P_CH[6].SLOT[SLOT2]); - } else { - OPL_KEYOFF(&OPL->P_CH[6].SLOT[SLOT1]); - OPL_KEYOFF(&OPL->P_CH[6].SLOT[SLOT2]); - } - } - /* SD key on/off */ - if (rkey & 0x08) { - if (v & 0x08) - OPL_KEYON(&OPL->P_CH[7].SLOT[SLOT2]); - else - OPL_KEYOFF(&OPL->P_CH[7].SLOT[SLOT2]); - }/* TAM key on/off */ - if (rkey & 0x04) { - if (v & 0x04) - OPL_KEYON(&OPL->P_CH[8].SLOT[SLOT1]); - else - OPL_KEYOFF(&OPL->P_CH[8].SLOT[SLOT1]); - } - /* TOP-CY key on/off */ - if (rkey & 0x02) { - if (v & 0x02) - OPL_KEYON(&OPL->P_CH[8].SLOT[SLOT2]); - else - OPL_KEYOFF(&OPL->P_CH[8].SLOT[SLOT2]); - } - /* HH key on/off */ - if (rkey & 0x01) { - if (v & 0x01) - OPL_KEYON(&OPL->P_CH[7].SLOT[SLOT1]); - else - OPL_KEYOFF(&OPL->P_CH[7].SLOT[SLOT1]); - } - } - } - return; - - default: - break; - } - /* keyon,block,fnum */ - if ((r & 0x0f) > 8) - return; - CH = &OPL->P_CH[r & 0x0f]; - if (!(r&0x10)) { /* a0-a8 */ - block_fnum = (CH->block_fnum & 0x1f00) | v; - } else { /* b0-b8 */ - int keyon = (v >> 5) & 1; - block_fnum = ((v & 0x1f) << 8) | (CH->block_fnum & 0xff); - if (CH->keyon != keyon) { - if ((CH->keyon=keyon)) { - CH->op1_out[0] = CH->op1_out[1] = 0; - OPL_KEYON(&CH->SLOT[SLOT1]); - OPL_KEYON(&CH->SLOT[SLOT2]); - } else { - OPL_KEYOFF(&CH->SLOT[SLOT1]); - OPL_KEYOFF(&CH->SLOT[SLOT2]); - } - } - } - /* update */ - if (CH->block_fnum != block_fnum) { - int blockRv = 7 - (block_fnum >> 10); - int fnum = block_fnum & 0x3ff; - CH->block_fnum = block_fnum; - CH->ksl_base = KSL_TABLE[block_fnum >> 6]; - CH->fc = OPL->FN_TABLE[fnum] >> blockRv; - CH->kcode = CH->block_fnum >> 9; - if ((OPL->mode & 0x40) && CH->block_fnum & 0x100) - CH->kcode |=1; - CALC_FCSLOT(CH,&CH->SLOT[SLOT1]); - CALC_FCSLOT(CH,&CH->SLOT[SLOT2]); - } - return; - case 0xc0: - /* FB,C */ - if ((r & 0x0f) > 8) - return; - CH = &OPL->P_CH[r&0x0f]; - { - int feedback = (v >> 1) & 7; - CH->FB = feedback ? (8 + 1) - feedback : 0; - CH->CON = v & 1; - set_algorythm(CH); - } - return; - case 0xe0: /* wave type */ - slot = slot_array[r & 0x1f]; - if (slot == -1) - return; - CH = &OPL->P_CH[slot>>1]; - if (OPL->wavesel) { - CH->SLOT[slot&1].wavetable = &SIN_TABLE[(v & 0x03) * SIN_ENT]; - } - return; - } -} - -/* lock/unlock for common table */ -static int OPL_LockTable(void) { - num_lock++; - if (num_lock>1) - return 0; - /* first time */ - cur_chip = NULL; - /* allocate total level table (128kb space) */ - if (!OPLOpenTable()) { - num_lock--; - return -1; - } - return 0; -} - -static void OPL_UnLockTable(void) { - if (num_lock) - num_lock--; - if (num_lock) - return; - /* last time */ - cur_chip = NULL; - OPLCloseTable(); -} - -/*******************************************************************************/ -/* YM3812 local section */ -/*******************************************************************************/ - -/* ---------- update one of chip ----------- */ -void YM3812UpdateOne(FM_OPL *OPL, int16 *buffer, int length) { - int i; - int data; - int16 *buf = buffer; - uint amsCnt = OPL->amsCnt; - uint vibCnt = OPL->vibCnt; - uint8 rythm = OPL->rythm & 0x20; - OPL_CH *CH, *R_CH; - - - if ((void *)OPL != cur_chip) { - cur_chip = (void *)OPL; - /* channel pointers */ - S_CH = OPL->P_CH; - E_CH = &S_CH[9]; - /* rythm slot */ - SLOT7_1 = &S_CH[7].SLOT[SLOT1]; - SLOT7_2 = &S_CH[7].SLOT[SLOT2]; - SLOT8_1 = &S_CH[8].SLOT[SLOT1]; - SLOT8_2 = &S_CH[8].SLOT[SLOT2]; - /* LFO state */ - amsIncr = OPL->amsIncr; - vibIncr = OPL->vibIncr; - ams_table = OPL->ams_table; - vib_table = OPL->vib_table; - } - R_CH = rythm ? &S_CH[6] : E_CH; - for (i = 0; i < length; i++) { - /* channel A channel B channel C */ - /* LFO */ - ams = ams_table[(amsCnt += amsIncr) >> AMS_SHIFT]; - vib = vib_table[(vibCnt += vibIncr) >> VIB_SHIFT]; - outd[0] = 0; - /* FM part */ - for (CH = S_CH; CH < R_CH; CH++) - OPL_CALC_CH(CH); - /* Rythn part */ - if (rythm) - OPL_CALC_RH(OPL, S_CH); - /* limit check */ - data = CLIP(outd[0], OPL_MINOUT, OPL_MAXOUT); - /* store to sound buffer */ - buf[i] = data >> OPL_OUTSB; - } - - OPL->amsCnt = amsCnt; - OPL->vibCnt = vibCnt; -} - -/* ---------- reset a chip ---------- */ -void OPLResetChip(FM_OPL *OPL) { - int c,s; - int i; - - /* reset chip */ - OPL->mode = 0; /* normal mode */ - OPL_STATUS_RESET(OPL, 0x7f); - /* reset with register write */ - OPLWriteReg(OPL, 0x01,0); /* wabesel disable */ - OPLWriteReg(OPL, 0x02,0); /* Timer1 */ - OPLWriteReg(OPL, 0x03,0); /* Timer2 */ - OPLWriteReg(OPL, 0x04,0); /* IRQ mask clear */ - for (i = 0xff; i >= 0x20; i--) - OPLWriteReg(OPL,i,0); - /* reset OPerator parameter */ - for (c = 0; c < OPL->max_ch; c++) { - OPL_CH *CH = &OPL->P_CH[c]; - /* OPL->P_CH[c].PAN = OPN_CENTER; */ - for (s = 0; s < 2; s++) { - /* wave table */ - CH->SLOT[s].wavetable = &SIN_TABLE[0]; - /* CH->SLOT[s].evm = ENV_MOD_RR; */ - CH->SLOT[s].evc = EG_OFF; - CH->SLOT[s].eve = EG_OFF + 1; - CH->SLOT[s].evs = 0; - } - } -} - -/* ---------- Create a virtual YM3812 ---------- */ -/* 'rate' is sampling rate and 'bufsiz' is the size of the */ -FM_OPL *OPLCreate(int type, int clock, int rate) { - char *ptr; - FM_OPL *OPL; - int state_size; - int max_ch = 9; /* normaly 9 channels */ - - if (OPL_LockTable() == -1) - return NULL; - /* allocate OPL state space */ - state_size = sizeof(FM_OPL); - state_size += sizeof(OPL_CH) * max_ch; - - /* allocate memory block */ - ptr = (char *)calloc(state_size, 1); - if (ptr == NULL) - return NULL; - - /* clear */ - memset(ptr, 0, state_size); - OPL = (FM_OPL *)ptr; ptr += sizeof(FM_OPL); - OPL->P_CH = (OPL_CH *)ptr; ptr += sizeof(OPL_CH) * max_ch; - - /* set channel state pointer */ - OPL->type = type; - OPL->clock = clock; - OPL->rate = rate; - OPL->max_ch = max_ch; - - /* init grobal tables */ - OPL_initalize(OPL); - - /* reset chip */ - OPLResetChip(OPL); - return OPL; -} - -/* ---------- Destroy one of vietual YM3812 ---------- */ -void OPLDestroy(FM_OPL *OPL) { - OPL_UnLockTable(); - free(OPL); -} - -/* ---------- Option handlers ---------- */ -void OPLSetTimerHandler(FM_OPL *OPL, OPL_TIMERHANDLER TimerHandler,int channelOffset) { - OPL->TimerHandler = TimerHandler; - OPL->TimerParam = channelOffset; -} - -void OPLSetIRQHandler(FM_OPL *OPL, OPL_IRQHANDLER IRQHandler, int param) { - OPL->IRQHandler = IRQHandler; - OPL->IRQParam = param; -} - -void OPLSetUpdateHandler(FM_OPL *OPL, OPL_UPDATEHANDLER UpdateHandler,int param) { - OPL->UpdateHandler = UpdateHandler; - OPL->UpdateParam = param; -} - -/* ---------- YM3812 I/O interface ---------- */ -int OPLWrite(FM_OPL *OPL,int a,int v) { - if (!(a & 1)) { /* address port */ - OPL->address = v & 0xff; - } else { /* data port */ - if (OPL->UpdateHandler) - OPL->UpdateHandler(OPL->UpdateParam,0); - OPLWriteReg(OPL, OPL->address,v); - } - return OPL->status >> 7; -} - -unsigned char OPLRead(FM_OPL *OPL,int a) { - if (!(a & 1)) { /* status port */ - return OPL->status & (OPL->statusmask | 0x80); - } - /* data port */ - switch (OPL->address) { - case 0x05: /* KeyBoard IN */ - warning("OPL:read unmapped KEYBOARD port"); - return 0; - case 0x19: /* I/O DATA */ - warning("OPL:read unmapped I/O port"); - return 0; - case 0x1a: /* PCM-DATA */ - return 0; - default: - break; - } - return 0; -} - -int OPLTimerOver(FM_OPL *OPL, int c) { - if (c) { /* Timer B */ - OPL_STATUS_SET(OPL, 0x20); - } else { /* Timer A */ - OPL_STATUS_SET(OPL, 0x40); - /* CSM mode key,TL controll */ - if (OPL->mode & 0x80) { /* CSM mode total level latch and auto key on */ - int ch; - if (OPL->UpdateHandler) - OPL->UpdateHandler(OPL->UpdateParam,0); - for (ch = 0; ch < 9; ch++) - CSMKeyControll(&OPL->P_CH[ch]); - } - } - /* reload timer */ - if (OPL->TimerHandler) - (OPL->TimerHandler)(OPL->TimerParam + c, (double)OPL->T[c] * OPL->TimerBase); - return OPL->status >> 7; -} - -FM_OPL *makeAdLibOPL(int rate) { - // We need to emulate one YM3812 chip - int env_bits = FMOPL_ENV_BITS_HQ; - int eg_ent = FMOPL_EG_ENT_HQ; -#if defined (_WIN32_WCE) || defined(__SYMBIAN32__) || defined(__GP32__) || defined (GP2X) || defined(__MAEMO__) || defined(__DS__) || defined (__MINT__) || defined(__N64__) - if (ConfMan.hasKey("FM_high_quality") && ConfMan.getBool("FM_high_quality")) { - env_bits = FMOPL_ENV_BITS_HQ; - eg_ent = FMOPL_EG_ENT_HQ; - } else if (ConfMan.hasKey("FM_medium_quality") && ConfMan.getBool("FM_medium_quality")) { - env_bits = FMOPL_ENV_BITS_MQ; - eg_ent = FMOPL_EG_ENT_MQ; - } else { - env_bits = FMOPL_ENV_BITS_LQ; - eg_ent = FMOPL_EG_ENT_LQ; - } -#endif - - OPLBuildTables(env_bits, eg_ent); - return OPLCreate(OPL_TYPE_YM3812, 3579545, rate); -} - -} // End of namespace MAME -} // End of namespace OPL - diff --git a/sound/softsynth/opl/mame.h b/sound/softsynth/opl/mame.h deleted file mode 100644 index ec812d0c4e..0000000000 --- a/sound/softsynth/opl/mame.h +++ /dev/null @@ -1,202 +0,0 @@ -/* ScummVM - Graphic Adventure Engine - * - * ScummVM is the legal property of its developers, whose names - * are too numerous to list here. Please refer to the COPYRIGHT - * file distributed with this source distribution. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version 2 - * of the License, or (at your option) any later version. - - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. - * - * $URL$ - * $Id$ - * - * LGPL licensed version of MAMEs fmopl (V0.37a modified) by - * Tatsuyuki Satoh. Included from LGPL'ed AdPlug. - */ - - -#ifndef SOUND_SOFTSYNTH_OPL_MAME_H -#define SOUND_SOFTSYNTH_OPL_MAME_H - -#include "common/scummsys.h" -#include "common/util.h" -#include "common/random.h" - -#include "sound/fmopl.h" - -namespace OPL { -namespace MAME { - -enum { - FMOPL_ENV_BITS_HQ = 16, - FMOPL_ENV_BITS_MQ = 8, - FMOPL_ENV_BITS_LQ = 8, - FMOPL_EG_ENT_HQ = 4096, - FMOPL_EG_ENT_MQ = 1024, - FMOPL_EG_ENT_LQ = 128 -}; - - -typedef void (*OPL_TIMERHANDLER)(int channel,double interval_Sec); -typedef void (*OPL_IRQHANDLER)(int param,int irq); -typedef void (*OPL_UPDATEHANDLER)(int param,int min_interval_us); - -#define OPL_TYPE_WAVESEL 0x01 /* waveform select */ - -/* Saving is necessary for member of the 'R' mark for suspend/resume */ -/* ---------- OPL one of slot ---------- */ -typedef struct fm_opl_slot { - int TL; /* total level :TL << 8 */ - int TLL; /* adjusted now TL */ - uint8 KSR; /* key scale rate :(shift down bit) */ - int *AR; /* attack rate :&AR_TABLE[AR<<2] */ - int *DR; /* decay rate :&DR_TABLE[DR<<2] */ - int SL; /* sustain level :SL_TABLE[SL] */ - int *RR; /* release rate :&DR_TABLE[RR<<2] */ - uint8 ksl; /* keyscale level :(shift down bits) */ - uint8 ksr; /* key scale rate :kcode>>KSR */ - uint mul; /* multiple :ML_TABLE[ML] */ - uint Cnt; /* frequency count */ - uint Incr; /* frequency step */ - - /* envelope generator state */ - uint8 eg_typ;/* envelope type flag */ - uint8 evm; /* envelope phase */ - int evc; /* envelope counter */ - int eve; /* envelope counter end point */ - int evs; /* envelope counter step */ - int evsa; /* envelope step for AR :AR[ksr] */ - int evsd; /* envelope step for DR :DR[ksr] */ - int evsr; /* envelope step for RR :RR[ksr] */ - - /* LFO */ - uint8 ams; /* ams flag */ - uint8 vib; /* vibrate flag */ - /* wave selector */ - int **wavetable; -} OPL_SLOT; - -/* ---------- OPL one of channel ---------- */ -typedef struct fm_opl_channel { - OPL_SLOT SLOT[2]; - uint8 CON; /* connection type */ - uint8 FB; /* feed back :(shift down bit)*/ - int *connect1; /* slot1 output pointer */ - int *connect2; /* slot2 output pointer */ - int op1_out[2]; /* slot1 output for selfeedback */ - - /* phase generator state */ - uint block_fnum; /* block+fnum */ - uint8 kcode; /* key code : KeyScaleCode */ - uint fc; /* Freq. Increment base */ - uint ksl_base; /* KeyScaleLevel Base step */ - uint8 keyon; /* key on/off flag */ -} OPL_CH; - -/* OPL state */ -typedef struct fm_opl_f { - uint8 type; /* chip type */ - int clock; /* master clock (Hz) */ - int rate; /* sampling rate (Hz) */ - double freqbase; /* frequency base */ - double TimerBase; /* Timer base time (==sampling time) */ - uint8 address; /* address register */ - uint8 status; /* status flag */ - uint8 statusmask; /* status mask */ - uint mode; /* Reg.08 : CSM , notesel,etc. */ - - /* Timer */ - int T[2]; /* timer counter */ - uint8 st[2]; /* timer enable */ - - /* FM channel slots */ - OPL_CH *P_CH; /* pointer of CH */ - int max_ch; /* maximum channel */ - - /* Rythm sention */ - uint8 rythm; /* Rythm mode , key flag */ - - /* time tables */ - int AR_TABLE[76]; /* atttack rate tables */ - int DR_TABLE[76]; /* decay rate tables */ - uint FN_TABLE[1024];/* fnumber -> increment counter */ - - /* LFO */ - int *ams_table; - int *vib_table; - int amsCnt; - int amsIncr; - int vibCnt; - int vibIncr; - - /* wave selector enable flag */ - uint8 wavesel; - - /* external event callback handler */ - OPL_TIMERHANDLER TimerHandler; /* TIMER handler */ - int TimerParam; /* TIMER parameter */ - OPL_IRQHANDLER IRQHandler; /* IRQ handler */ - int IRQParam; /* IRQ parameter */ - OPL_UPDATEHANDLER UpdateHandler; /* stream update handler */ - int UpdateParam; /* stream update parameter */ - - Common::RandomSource rnd; -} FM_OPL; - -/* ---------- Generic interface section ---------- */ -#define OPL_TYPE_YM3526 (0) -#define OPL_TYPE_YM3812 (OPL_TYPE_WAVESEL) - -void OPLBuildTables(int ENV_BITS_PARAM, int EG_ENT_PARAM); - -FM_OPL *OPLCreate(int type, int clock, int rate); -void OPLDestroy(FM_OPL *OPL); -void OPLSetTimerHandler(FM_OPL *OPL, OPL_TIMERHANDLER TimerHandler, int channelOffset); -void OPLSetIRQHandler(FM_OPL *OPL, OPL_IRQHANDLER IRQHandler, int param); -void OPLSetUpdateHandler(FM_OPL *OPL, OPL_UPDATEHANDLER UpdateHandler, int param); - -void OPLResetChip(FM_OPL *OPL); -int OPLWrite(FM_OPL *OPL, int a, int v); -unsigned char OPLRead(FM_OPL *OPL, int a); -int OPLTimerOver(FM_OPL *OPL, int c); -void OPLWriteReg(FM_OPL *OPL, int r, int v); -void YM3812UpdateOne(FM_OPL *OPL, int16 *buffer, int length); - -// Factory method -FM_OPL *makeAdLibOPL(int rate); - -// OPL API implementation -class OPL : public ::OPL::OPL { -private: - FM_OPL *_opl; -public: - OPL() : _opl(0) {} - ~OPL(); - - bool init(int rate); - void reset(); - - void write(int a, int v); - byte read(int a); - - void writeReg(int r, int v); - - void readBuffer(int16 *buffer, int length); - bool isStereo() const { return false; } -}; - -} // End of namespace MAME -} // End of namespace OPL - -#endif diff --git a/sound/softsynth/pcspk.cpp b/sound/softsynth/pcspk.cpp deleted file mode 100644 index bdf9f112e8..0000000000 --- a/sound/softsynth/pcspk.cpp +++ /dev/null @@ -1,187 +0,0 @@ -/* ScummVM - Graphic Adventure Engine -* -* ScummVM is the legal property of its developers, whose names -* are too numerous to list here. Please refer to the COPYRIGHT -* file distributed with this source distribution. -* -* This program is free software; you can redistribute it and/or -* modify it under the terms of the GNU General Public License -* as published by the Free Software Foundation; either version 2 -* of the License, or (at your option) any later version. - -* This program is distributed in the hope that it will be useful, -* but WITHOUT ANY WARRANTY; without even the implied warranty of -* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -* GNU General Public License for more details. - -* You should have received a copy of the GNU General Public License -* along with this program; if not, write to the Free Software -* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. -* -* $URL$ -* $Id$ -* -*/ - -#include "sound/softsynth/pcspk.h" -#include "sound/null.h" - -namespace Audio { - -const PCSpeaker::generatorFunc PCSpeaker::generateWave[] = - {&PCSpeaker::generateSquare, &PCSpeaker::generateSine, - &PCSpeaker::generateSaw, &PCSpeaker::generateTriangle}; - -PCSpeaker::PCSpeaker(int rate) { - _rate = rate; - _wave = kWaveFormSquare; - _playForever = false; - _oscLength = 0; - _oscSamples = 0; - _remainingSamples = 0; - _mixedSamples = 0; - _volume = 255; -} - -PCSpeaker::~PCSpeaker() { -} - -void PCSpeaker::play(WaveForm wave, int freq, int32 length) { - Common::StackLock lock(_mutex); - - assert((wave >= kWaveFormSquare) && (wave <= kWaveFormTriangle)); - - _wave = wave; - _oscLength = _rate / freq; - _oscSamples = 0; - if (length == -1) { - _remainingSamples = 1; - _playForever = true; - } else { - _remainingSamples = (_rate * length) / 1000; - _playForever = false; - } - _mixedSamples = 0; -} - -void PCSpeaker::stop(int32 delay) { - Common::StackLock lock(_mutex); - - _remainingSamples = (_rate * delay) / 1000; - _playForever = false; -} - -void PCSpeaker::setVolume(byte volume) { - _volume = volume; -} - -bool PCSpeaker::isPlaying() const { - return _remainingSamples != 0; -} - -int PCSpeaker::readBuffer(int16 *buffer, const int numSamples) { - Common::StackLock lock(_mutex); - - int i; - - for (i = 0; _remainingSamples && (i < numSamples); i++) { - buffer[i] = generateWave[_wave](_oscSamples, _oscLength) * _volume; - if (_oscSamples++ >= _oscLength) - _oscSamples = 0; - if (!_playForever) - _remainingSamples--; - _mixedSamples++; - } - - // Clear the rest of the buffer - if (i < numSamples) - memset(buffer + i, 0, (numSamples - i) * sizeof(int16)); - - return numSamples; -} - -int8 PCSpeaker::generateSquare(uint32 x, uint32 oscLength) { - return (x < (oscLength / 2)) ? 127 : -128; -} - -int8 PCSpeaker::generateSine(uint32 x, uint32 oscLength) { - if (oscLength == 0) - return 0; - - // TODO: Maybe using a look-up-table would be better? - return CLIP<int16>((int16) (128 * sin(2.0 * PI * x / oscLength)), -128, 127); -} - -int8 PCSpeaker::generateSaw(uint32 x, uint32 oscLength) { - if (oscLength == 0) - return 0; - - return ((x * (65536 / oscLength)) >> 8) - 128; -} - -int8 PCSpeaker::generateTriangle(uint32 x, uint32 oscLength) { - if (oscLength == 0) - return 0; - - int y = ((x * (65536 / (oscLength / 2))) >> 8) - 128; - - return (x <= (oscLength / 2)) ? y : (256 - y); -} - -} // End of namespace Audio - - -// Plugin interface -// (This can only create a null driver since pc speaker support is not part of the -// midi driver architecture. But we need the plugin for the options menu in the launcher -// and for MidiDriver::detectDevice() which is more or less used by all engines.) - -class PCSpeakerMusicPlugin : public NullMusicPlugin { -public: - const char *getName() const { - return _s("PC Speaker Emulator"); - } - - const char *getId() const { - return "pcspk"; - } - - MusicDevices getDevices() const; -}; - -MusicDevices PCSpeakerMusicPlugin::getDevices() const { - MusicDevices devices; - devices.push_back(MusicDevice(this, "", MT_PCSPK)); - return devices; -} - -class PCjrMusicPlugin : public NullMusicPlugin { -public: - const char *getName() const { - return _s("IBM PCjr Emulator"); - } - - const char *getId() const { - return "pcjr"; - } - - MusicDevices getDevices() const; -}; - -MusicDevices PCjrMusicPlugin::getDevices() const { - MusicDevices devices; - devices.push_back(MusicDevice(this, "", MT_PCJR)); - return devices; -} - -//#if PLUGIN_ENABLED_DYNAMIC(PCSPK) - //REGISTER_PLUGIN_DYNAMIC(PCSPK, PLUGIN_TYPE_MUSIC, PCSpeakerMusicPlugin); -//#else - REGISTER_PLUGIN_STATIC(PCSPK, PLUGIN_TYPE_MUSIC, PCSpeakerMusicPlugin); -//#endif - -//#if PLUGIN_ENABLED_DYNAMIC(PCJR) - //REGISTER_PLUGIN_DYNAMIC(PCJR, PLUGIN_TYPE_MUSIC, PCjrMusicPlugin); -//#else - REGISTER_PLUGIN_STATIC(PCJR, PLUGIN_TYPE_MUSIC, PCjrMusicPlugin); -//#endif diff --git a/sound/softsynth/pcspk.h b/sound/softsynth/pcspk.h deleted file mode 100644 index 3cd8734a7e..0000000000 --- a/sound/softsynth/pcspk.h +++ /dev/null @@ -1,88 +0,0 @@ -/* ScummVM - Graphic Adventure Engine - * - * ScummVM is the legal property of its developers, whose names - * are too numerous to list here. Please refer to the COPYRIGHT - * file distributed with this source distribution. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version 2 - * of the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. - * - * $URL$ - * $Id$ - */ - -#ifndef SOUND_SOFTSYNTH_PCSPK_H -#define SOUND_SOFTSYNTH_PCSPK_H - -#include "sound/audiostream.h" -#include "sound/mixer.h" -#include "common/mutex.h" - -namespace Audio { - -class PCSpeaker : public AudioStream { -public: - enum WaveForm { - kWaveFormSquare = 0, - kWaveFormSine, - kWaveFormSaw, - kWaveFormTriangle - }; - - PCSpeaker(int rate = 44100); - ~PCSpeaker(); - - /** Play a note for length ms. - * - * If length is negative, play until told to stop. - */ - void play(WaveForm wave, int freq, int32 length); - /** Stop the currently playing note after delay ms. */ - void stop(int32 delay = 0); - /** Adjust the volume. */ - void setVolume(byte volume); - - bool isPlaying() const; - - int readBuffer(int16 *buffer, const int numSamples); - - bool isStereo() const { return false; } - bool endOfData() const { return false; } - bool endOfStream() const { return false; } - int getRate() const { return _rate; } - -protected: - Common::Mutex _mutex; - - int _rate; - WaveForm _wave; - bool _playForever; - uint32 _oscLength; - uint32 _oscSamples; - uint32 _remainingSamples; - uint32 _mixedSamples; - byte _volume; - - typedef int8 (*generatorFunc)(uint32, uint32); - static const generatorFunc generateWave[]; - - static int8 generateSquare(uint32 x, uint32 oscLength); - static int8 generateSine(uint32 x, uint32 oscLength); - static int8 generateSaw(uint32 x, uint32 oscLength); - static int8 generateTriangle(uint32 x, uint32 oscLength); -}; - -} // End of namespace Audio - -#endif // SOUND_SOFTSYNTH_PCSPEAKER_H diff --git a/sound/softsynth/sid.cpp b/sound/softsynth/sid.cpp deleted file mode 100644 index c05ae2e8f5..0000000000 --- a/sound/softsynth/sid.cpp +++ /dev/null @@ -1,1456 +0,0 @@ -/* ScummVM - Graphic Adventure Engine - * - * ScummVM is the legal property of its developers, whose names - * are too numerous to list here. Please refer to the COPYRIGHT - * file distributed with this source distribution. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version 2 - * of the License, or (at your option) any later version. - - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. - * - * $URL$ - * $Id$ - * - */ - -/* - * This file is based on reSID, a MOS6581 SID emulator engine. - * Copyright (C) 2004 Dag Lem <resid@nimrod.no> - */ - -#ifndef DISABLE_SID - -#include "sid.h" -#include "sound/null.h" -#include <math.h> - -namespace Resid { - -// Fixpoint constants (16.16 bits). -const int SID::FIXP_SHIFT = 16; -const int SID::FIXP_MASK = 0xffff; - -/* - * WaveformGenerator - */ - -WaveformGenerator::WaveformGenerator() { - sync_source = this; - - reset(); -} - -void WaveformGenerator::set_sync_source(WaveformGenerator* source) { - sync_source = source; - source->sync_dest = this; -} - -void WaveformGenerator::writeFREQ_LO(reg8 freq_lo) { - freq = (freq & 0xff00) | (freq_lo & 0x00ff); -} - -void WaveformGenerator::writeFREQ_HI(reg8 freq_hi) { - freq = ((freq_hi << 8) & 0xff00) | (freq & 0x00ff); -} - -void WaveformGenerator::writePW_LO(reg8 pw_lo) { - pw = (pw & 0xf00) | (pw_lo & 0x0ff); -} - -void WaveformGenerator::writePW_HI(reg8 pw_hi) { - pw = ((pw_hi << 8) & 0xf00) | (pw & 0x0ff); -} - -void WaveformGenerator::writeCONTROL_REG(reg8 control) { - waveform = (control >> 4) & 0x0f; - ring_mod = control & 0x04; - sync = control & 0x02; - - reg8 test_next = control & 0x08; - - // Test bit set. - if (test_next) { - accumulator = 0; - shift_register = 0; - } - // Test bit cleared. - else if (test) { - shift_register = 0x7ffff8; - } - - test = test_next; - - // The gate bit is handled by the EnvelopeGenerator. -} - -reg8 WaveformGenerator::readOSC() { - return output() >> 4; -} - -void WaveformGenerator::reset() { - accumulator = 0; - shift_register = 0x7ffff8; - freq = 0; - pw = 0; - - test = 0; - ring_mod = 0; - sync = 0; - - msb_rising = false; -} - -RESID_INLINE void WaveformGenerator::clock(cycle_count delta_t) { - // No operation if test bit is set. - if (test) { - return; - } - - reg24 accumulator_prev = accumulator; - - // Calculate new accumulator value; - reg24 delta_accumulator = delta_t*freq; - accumulator += delta_accumulator; - accumulator &= 0xffffff; - - // Check whether the MSB is set high. This is used for synchronization. - msb_rising = !(accumulator_prev & 0x800000) && (accumulator & 0x800000); - - // Shift noise register once for each time accumulator bit 19 is set high. - // Bit 19 is set high each time 2^20 (0x100000) is added to the accumulator. - reg24 shift_period = 0x100000; - - while (delta_accumulator) { - if (delta_accumulator < shift_period) { - shift_period = delta_accumulator; - // Determine whether bit 19 is set on the last period. - // NB! Requires two's complement integer. - if (shift_period <= 0x080000) { - // Check for flip from 0 to 1. - if (((accumulator - shift_period) & 0x080000) || !(accumulator & 0x080000)) - { - break; - } - } - else { - // Check for flip from 0 (to 1 or via 1 to 0) or from 1 via 0 to 1. - if (((accumulator - shift_period) & 0x080000) && !(accumulator & 0x080000)) - { - break; - } - } - } - - // Shift the noise/random register. - // NB! The shift is actually delayed 2 cycles, this is not modeled. - reg24 bit0 = ((shift_register >> 22) ^ (shift_register >> 17)) & 0x1; - shift_register <<= 1; - shift_register &= 0x7fffff; - shift_register |= bit0; - - delta_accumulator -= shift_period; - } -} - - -/** - * Synchronize oscillators. - * This must be done after all the oscillators have been clock()'ed since the - * oscillators operate in parallel. - * Note that the oscillators must be clocked exactly on the cycle when the - * MSB is set high for hard sync to operate correctly. See SID::clock(). - */ -RESID_INLINE void WaveformGenerator::synchronize() { - // A special case occurs when a sync source is synced itself on the same - // cycle as when its MSB is set high. In this case the destination will - // not be synced. This has been verified by sampling OSC3. - if (msb_rising && sync_dest->sync && !(sync && sync_source->msb_rising)) { - sync_dest->accumulator = 0; - } -} - - -/* - * Output functions - */ - -// No waveform: Zero output. -RESID_INLINE reg12 WaveformGenerator::output____() { - return 0x000; -} - -// Triangle: -RESID_INLINE reg12 WaveformGenerator::output___T() { - reg24 msb = (ring_mod ? accumulator ^ sync_source->accumulator : accumulator) - & 0x800000; - return ((msb ? ~accumulator : accumulator) >> 11) & 0xfff; -} - -// Sawtooth: -RESID_INLINE reg12 WaveformGenerator::output__S_() { - return accumulator >> 12; -} - -// Pulse: -RESID_INLINE reg12 WaveformGenerator::output_P__() { - return (test || (accumulator >> 12) >= pw) ? 0xfff : 0x000; -} - -// Noise: -RESID_INLINE reg12 WaveformGenerator::outputN___() { - return - ((shift_register & 0x400000) >> 11) | - ((shift_register & 0x100000) >> 10) | - ((shift_register & 0x010000) >> 7) | - ((shift_register & 0x002000) >> 5) | - ((shift_register & 0x000800) >> 4) | - ((shift_register & 0x000080) >> 1) | - ((shift_register & 0x000010) << 1) | - ((shift_register & 0x000004) << 2); -} - -// Combined waveforms: - -RESID_INLINE reg12 WaveformGenerator::output__ST() { - return wave6581__ST[output__S_()] << 4; -} - -RESID_INLINE reg12 WaveformGenerator::output_P_T() { - return (wave6581_P_T[output___T() >> 1] << 4) & output_P__(); -} - -RESID_INLINE reg12 WaveformGenerator::output_PS_() { - return (wave6581_PS_[output__S_()] << 4) & output_P__(); -} - -RESID_INLINE reg12 WaveformGenerator::output_PST() { - return (wave6581_PST[output__S_()] << 4) & output_P__(); -} - -// Combined waveforms including noise: - -RESID_INLINE reg12 WaveformGenerator::outputN__T() { - return 0; -} - -RESID_INLINE reg12 WaveformGenerator::outputN_S_() { - return 0; -} - -RESID_INLINE reg12 WaveformGenerator::outputN_ST() { - return 0; -} - -RESID_INLINE reg12 WaveformGenerator::outputNP__() { - return 0; -} - -RESID_INLINE reg12 WaveformGenerator::outputNP_T() { - return 0; -} - -RESID_INLINE reg12 WaveformGenerator::outputNPS_() { - return 0; -} - -RESID_INLINE reg12 WaveformGenerator::outputNPST() { - return 0; -} - -/** - * Select one of 16 possible combinations of waveforms. - */ -RESID_INLINE reg12 WaveformGenerator::output() { - // It may seem cleaner to use an array of member functions to return - // waveform output; however a switch with inline functions is faster. - - switch (waveform) { - default: - case 0x0: - return output____(); - case 0x1: - return output___T(); - case 0x2: - return output__S_(); - case 0x3: - return output__ST(); - case 0x4: - return output_P__(); - case 0x5: - return output_P_T(); - case 0x6: - return output_PS_(); - case 0x7: - return output_PST(); - case 0x8: - return outputN___(); - case 0x9: - return outputN__T(); - case 0xa: - return outputN_S_(); - case 0xb: - return outputN_ST(); - case 0xc: - return outputNP__(); - case 0xd: - return outputNP_T(); - case 0xe: - return outputNPS_(); - case 0xf: - return outputNPST(); - } -} - -/* - * Our objective is to construct a smooth interpolating single-valued function - * y = f(x). - * Our approach is to approximate the properties of Catmull-Rom splines for - * piecewice cubic polynomials. - */ - -/** - * Calculation of coefficients. - */ -inline void cubic_coefficients(double x1, double y1, double x2, double y2, - double k1, double k2, - double& a, double& b, double& c, double& d) -{ - double dx = x2 - x1, dy = y2 - y1; - - a = ((k1 + k2) - 2*dy/dx)/(dx*dx); - b = ((k2 - k1)/dx - 3*(x1 + x2)*a)/2; - c = k1 - (3*x1*a + 2*b)*x1; - d = y1 - ((x1*a + b)*x1 + c)*x1; -} - -/** - * Evaluation of cubic polynomial by forward differencing. - */ -template<class PointPlotter> -inline void interpolate_segment(double x1, double y1, double x2, double y2, - double k1, double k2, - PointPlotter plot, double res) -{ - double a, b, c, d; - cubic_coefficients(x1, y1, x2, y2, k1, k2, a, b, c, d); - - double y = ((a*x1 + b)*x1 + c)*x1 + d; - double dy = (3*a*(x1 + res) + 2*b)*x1*res + ((a*res + b)*res + c)*res; - double d2y = (6*a*(x1 + res) + 2*b)*res*res; - double d3y = 6*a*res*res*res; - - // Calculate each point. - for (double x = x1; x <= x2; x += res) { - plot(x, y); - y += dy; dy += d2y; d2y += d3y; - } -} - -template<class PointIter> -inline double x(PointIter p) { - return (*p)[0]; -} - -template<class PointIter> -inline double y(PointIter p) { - return (*p)[1]; -} - -/** - * Evaluation of complete interpolating function. - * Note that since each curve segment is controlled by four points, the - * end points will not be interpolated. If extra control points are not - * desirable, the end points can simply be repeated to ensure interpolation. - * Note also that points of non-differentiability and discontinuity can be - * introduced by repeating points. - */ -template<class PointIter, class PointPlotter> -inline void interpolate(PointIter p0, PointIter pn, PointPlotter plot, double res) { - double k1, k2; - - // Set up points for first curve segment. - PointIter p1 = p0; ++p1; - PointIter p2 = p1; ++p2; - PointIter p3 = p2; ++p3; - - // Draw each curve segment. - for (; p2 != pn; ++p0, ++p1, ++p2, ++p3) { - // p1 and p2 equal; single point. - if (x(p1) == x(p2)) { - continue; - } - // Both end points repeated; straight line. - if (x(p0) == x(p1) && x(p2) == x(p3)) { - k1 = k2 = (y(p2) - y(p1))/(x(p2) - x(p1)); - } - // p0 and p1 equal; use f''(x1) = 0. - else if (x(p0) == x(p1)) { - k2 = (y(p3) - y(p1))/(x(p3) - x(p1)); - k1 = (3*(y(p2) - y(p1))/(x(p2) - x(p1)) - k2)/2; - } - // p2 and p3 equal; use f''(x2) = 0. - else if (x(p2) == x(p3)) { - k1 = (y(p2) - y(p0))/(x(p2) - x(p0)); - k2 = (3*(y(p2) - y(p1))/(x(p2) - x(p1)) - k1)/2; - } - // Normal curve. - else { - k1 = (y(p2) - y(p0))/(x(p2) - x(p0)); - k2 = (y(p3) - y(p1))/(x(p3) - x(p1)); - } - - interpolate_segment(x(p1), y(p1), x(p2), y(p2), k1, k2, plot, res); - } -} - -/** - * Class for plotting integers into an array. - */ -template<class F> -class PointPlotter { -protected: - F* f; - -public: - PointPlotter(F* arr) : f(arr) { - } - - void operator ()(double x, double y) { - // Clamp negative values to zero. - if (y < 0) { - y = 0; - } - - f[F(x)] = F(y); - } -}; - -fc_point Filter::f0_points_6581[] = { - // FC f FCHI FCLO - // ---------------------------- - { 0, 220 }, // 0x00 - repeated end point - { 0, 220 }, // 0x00 - { 128, 230 }, // 0x10 - { 256, 250 }, // 0x20 - { 384, 300 }, // 0x30 - { 512, 420 }, // 0x40 - { 640, 780 }, // 0x50 - { 768, 1600 }, // 0x60 - { 832, 2300 }, // 0x68 - { 896, 3200 }, // 0x70 - { 960, 4300 }, // 0x78 - { 992, 5000 }, // 0x7c - { 1008, 5400 }, // 0x7e - { 1016, 5700 }, // 0x7f - { 1023, 6000 }, // 0x7f 0x07 - { 1023, 6000 }, // 0x7f 0x07 - discontinuity - { 1024, 4600 }, // 0x80 - - { 1024, 4600 }, // 0x80 - { 1032, 4800 }, // 0x81 - { 1056, 5300 }, // 0x84 - { 1088, 6000 }, // 0x88 - { 1120, 6600 }, // 0x8c - { 1152, 7200 }, // 0x90 - { 1280, 9500 }, // 0xa0 - { 1408, 12000 }, // 0xb0 - { 1536, 14500 }, // 0xc0 - { 1664, 16000 }, // 0xd0 - { 1792, 17100 }, // 0xe0 - { 1920, 17700 }, // 0xf0 - { 2047, 18000 }, // 0xff 0x07 - { 2047, 18000 } // 0xff 0x07 - repeated end point -}; - - -/* - * Filter - */ - -Filter::Filter() { - fc = 0; - - res = 0; - - filt = 0; - - voice3off = 0; - - hp_bp_lp = 0; - - vol = 0; - - // State of filter. - Vhp = 0; - Vbp = 0; - Vlp = 0; - Vnf = 0; - - enable_filter(true); - - // Create mappings from FC to cutoff frequency. - interpolate(f0_points_6581, f0_points_6581 - + sizeof(f0_points_6581)/sizeof(*f0_points_6581) - 1, - PointPlotter<sound_sample>(f0_6581), 1.0); - - mixer_DC = (-0xfff*0xff/18) >> 7; - - f0 = f0_6581; - f0_points = f0_points_6581; - f0_count = sizeof(f0_points_6581)/sizeof(*f0_points_6581); - - set_w0(); - set_Q(); -} - -void Filter::enable_filter(bool enable) { - enabled = enable; -} - -void Filter::reset(){ - fc = 0; - - res = 0; - - filt = 0; - - voice3off = 0; - - hp_bp_lp = 0; - - vol = 0; - - // State of filter. - Vhp = 0; - Vbp = 0; - Vlp = 0; - Vnf = 0; - - set_w0(); - set_Q(); -} - -void Filter::writeFC_LO(reg8 fc_lo) { - fc = (fc & 0x7f8) | (fc_lo & 0x007); - set_w0(); -} - -void Filter::writeFC_HI(reg8 fc_hi) { - fc = ((fc_hi << 3) & 0x7f8) | (fc & 0x007); - set_w0(); -} - -void Filter::writeRES_FILT(reg8 res_filt) { - res = (res_filt >> 4) & 0x0f; - set_Q(); - - filt = res_filt & 0x0f; -} - -void Filter::writeMODE_VOL(reg8 mode_vol) { - voice3off = mode_vol & 0x80; - - hp_bp_lp = (mode_vol >> 4) & 0x07; - - vol = mode_vol & 0x0f; -} - -// Set filter cutoff frequency. -void Filter::set_w0() { - const double pi = 3.1415926535897932385; - - // Multiply with 1.048576 to facilitate division by 1 000 000 by right- - // shifting 20 times (2 ^ 20 = 1048576). - w0 = static_cast<sound_sample>(2*pi*f0[fc]*1.048576); - - // Limit f0 to 16kHz to keep 1 cycle filter stable. - const sound_sample w0_max_1 = static_cast<sound_sample>(2*pi*16000*1.048576); - w0_ceil_1 = w0 <= w0_max_1 ? w0 : w0_max_1; - - // Limit f0 to 4kHz to keep delta_t cycle filter stable. - const sound_sample w0_max_dt = static_cast<sound_sample>(2*pi*4000*1.048576); - w0_ceil_dt = w0 <= w0_max_dt ? w0 : w0_max_dt; -} - -// Set filter resonance. -void Filter::set_Q() { - // Q is controlled linearly by res. Q has approximate range [0.707, 1.7]. - // As resonance is increased, the filter must be clocked more often to keep - // stable. - - // The coefficient 1024 is dispensed of later by right-shifting 10 times - // (2 ^ 10 = 1024). - _1024_div_Q = static_cast<sound_sample>(1024.0/(0.707 + 1.0*res/0x0f)); -} - -RESID_INLINE void Filter::clock(cycle_count delta_t, - sound_sample voice1, - sound_sample voice2, - sound_sample voice3) -{ - // Scale each voice down from 20 to 13 bits. - voice1 >>= 7; - voice2 >>= 7; - - // NB! Voice 3 is not silenced by voice3off if it is routed through - // the filter. - if (voice3off && !(filt & 0x04)) { - voice3 = 0; - } - else { - voice3 >>= 7; - } - - // Enable filter on/off. - // This is not really part of SID, but is useful for testing. - // On slow CPUs it may be necessary to bypass the filter to lower the CPU - // load. - if (!enabled) { - Vnf = voice1 + voice2 + voice3; - Vhp = Vbp = Vlp = 0; - return; - } - - // Route voices into or around filter. - // The code below is expanded to a switch for faster execution. - // (filt1 ? Vi : Vnf) += voice1; - // (filt2 ? Vi : Vnf) += voice2; - // (filt3 ? Vi : Vnf) += voice3; - - sound_sample Vi; - - switch (filt) { - default: - case 0x0: - Vi = 0; - Vnf = voice1 + voice2 + voice3; - break; - case 0x1: - Vi = voice1; - Vnf = voice2 + voice3; - break; - case 0x2: - Vi = voice2; - Vnf = voice1 + voice3; - break; - case 0x3: - Vi = voice1 + voice2; - Vnf = voice3; - break; - case 0x4: - Vi = voice3; - Vnf = voice1 + voice2; - break; - case 0x5: - Vi = voice1 + voice3; - Vnf = voice2; - break; - case 0x6: - Vi = voice2 + voice3; - Vnf = voice1; - break; - case 0x7: - Vi = voice1 + voice2 + voice3; - Vnf = 0; - break; - case 0x8: - Vi = 0; - Vnf = voice1 + voice2 + voice3; - break; - case 0x9: - Vi = voice1; - Vnf = voice2 + voice3; - break; - case 0xa: - Vi = voice2; - Vnf = voice1 + voice3; - break; - case 0xb: - Vi = voice1 + voice2; - Vnf = voice3; - break; - case 0xc: - Vi = voice3; - Vnf = voice1 + voice2; - break; - case 0xd: - Vi = voice1 + voice3; - Vnf = voice2; - break; - case 0xe: - Vi = voice2 + voice3; - Vnf = voice1; - break; - case 0xf: - Vi = voice1 + voice2 + voice3; - Vnf = 0; - break; - } - - // Maximum delta cycles for the filter to work satisfactorily under current - // cutoff frequency and resonance constraints is approximately 8. - cycle_count delta_t_flt = 8; - - while (delta_t) { - if (delta_t < delta_t_flt) { - delta_t_flt = delta_t; - } - - // delta_t is converted to seconds given a 1MHz clock by dividing - // with 1 000 000. This is done in two operations to avoid integer - // multiplication overflow. - - // Calculate filter outputs. - // Vhp = Vbp/Q - Vlp - Vi; - // dVbp = -w0*Vhp*dt; - // dVlp = -w0*Vbp*dt; - sound_sample w0_delta_t = w0_ceil_dt*delta_t_flt >> 6; - - sound_sample dVbp = (w0_delta_t*Vhp >> 14); - sound_sample dVlp = (w0_delta_t*Vbp >> 14); - Vbp -= dVbp; - Vlp -= dVlp; - Vhp = (Vbp*_1024_div_Q >> 10) - Vlp - Vi; - - delta_t -= delta_t_flt; - } -} - -RESID_INLINE sound_sample Filter::output() { - // This is handy for testing. - if (!enabled) { - return (Vnf + mixer_DC)*static_cast<sound_sample>(vol); - } - - // Mix highpass, bandpass, and lowpass outputs. The sum is not - // weighted, this can be confirmed by sampling sound output for - // e.g. bandpass, lowpass, and bandpass+lowpass from a SID chip. - - // The code below is expanded to a switch for faster execution. - // if (hp) Vf += Vhp; - // if (bp) Vf += Vbp; - // if (lp) Vf += Vlp; - - sound_sample Vf; - - switch (hp_bp_lp) { - default: - case 0x0: - Vf = 0; - break; - case 0x1: - Vf = Vlp; - break; - case 0x2: - Vf = Vbp; - break; - case 0x3: - Vf = Vlp + Vbp; - break; - case 0x4: - Vf = Vhp; - break; - case 0x5: - Vf = Vlp + Vhp; - break; - case 0x6: - Vf = Vbp + Vhp; - break; - case 0x7: - Vf = Vlp + Vbp + Vhp; - break; - } - - // Sum non-filtered and filtered output. - // Multiply the sum with volume. - return (Vnf + Vf + mixer_DC)*static_cast<sound_sample>(vol); -} - - -/* - * EnvelopeGenerator - */ - -EnvelopeGenerator::EnvelopeGenerator() { - reset(); -} - -void EnvelopeGenerator::reset() { - envelope_counter = 0; - - attack = 0; - decay = 0; - sustain = 0; - release = 0; - - gate = 0; - - rate_counter = 0; - exponential_counter = 0; - exponential_counter_period = 1; - - state = RELEASE; - rate_period = rate_counter_period[release]; - hold_zero = true; -} - -reg16 EnvelopeGenerator::rate_counter_period[] = { - 9, // 2ms*1.0MHz/256 = 7.81 - 32, // 8ms*1.0MHz/256 = 31.25 - 63, // 16ms*1.0MHz/256 = 62.50 - 95, // 24ms*1.0MHz/256 = 93.75 - 149, // 38ms*1.0MHz/256 = 148.44 - 220, // 56ms*1.0MHz/256 = 218.75 - 267, // 68ms*1.0MHz/256 = 265.63 - 313, // 80ms*1.0MHz/256 = 312.50 - 392, // 100ms*1.0MHz/256 = 390.63 - 977, // 250ms*1.0MHz/256 = 976.56 - 1954, // 500ms*1.0MHz/256 = 1953.13 - 3126, // 800ms*1.0MHz/256 = 3125.00 - 3907, // 1 s*1.0MHz/256 = 3906.25 - 11720, // 3 s*1.0MHz/256 = 11718.75 - 19532, // 5 s*1.0MHz/256 = 19531.25 - 31251 // 8 s*1.0MHz/256 = 31250.00 -}; - - -reg8 EnvelopeGenerator::sustain_level[] = { - 0x00, - 0x11, - 0x22, - 0x33, - 0x44, - 0x55, - 0x66, - 0x77, - 0x88, - 0x99, - 0xaa, - 0xbb, - 0xcc, - 0xdd, - 0xee, - 0xff, -}; - -void EnvelopeGenerator::writeCONTROL_REG(reg8 control) { - reg8 gate_next = control & 0x01; - - // The rate counter is never reset, thus there will be a delay before the - // envelope counter starts counting up (attack) or down (release). - - // Gate bit on: Start attack, decay, sustain. - if (!gate && gate_next) { - state = ATTACK; - rate_period = rate_counter_period[attack]; - - // Switching to attack state unlocks the zero freeze. - hold_zero = false; - } - // Gate bit off: Start release. - else if (gate && !gate_next) { - state = RELEASE; - rate_period = rate_counter_period[release]; - } - - gate = gate_next; -} - -void EnvelopeGenerator::writeATTACK_DECAY(reg8 attack_decay) { - attack = (attack_decay >> 4) & 0x0f; - decay = attack_decay & 0x0f; - if (state == ATTACK) { - rate_period = rate_counter_period[attack]; - } - else if (state == DECAY_SUSTAIN) { - rate_period = rate_counter_period[decay]; - } -} - -void EnvelopeGenerator::writeSUSTAIN_RELEASE(reg8 sustain_release) { - sustain = (sustain_release >> 4) & 0x0f; - release = sustain_release & 0x0f; - if (state == RELEASE) { - rate_period = rate_counter_period[release]; - } -} - -reg8 EnvelopeGenerator::readENV() { - return output(); -} - -RESID_INLINE void EnvelopeGenerator::clock(cycle_count delta_t) { - // Check for ADSR delay bug. - // If the rate counter comparison value is set below the current value of the - // rate counter, the counter will continue counting up until it wraps around - // to zero at 2^15 = 0x8000, and then count rate_period - 1 before the - // envelope can finally be stepped. - // This has been verified by sampling ENV3. - // - - // NB! This requires two's complement integer. - int rate_step = rate_period - rate_counter; - if (rate_step <= 0) { - rate_step += 0x7fff; - } - - while (delta_t) { - if (delta_t < rate_step) { - rate_counter += delta_t; - if (rate_counter & 0x8000) { - ++rate_counter &= 0x7fff; - } - return; - } - - rate_counter = 0; - delta_t -= rate_step; - - // The first envelope step in the attack state also resets the exponential - // counter. This has been verified by sampling ENV3. - // - if (state == ATTACK || ++exponential_counter == exponential_counter_period) - { - exponential_counter = 0; - - // Check whether the envelope counter is frozen at zero. - if (hold_zero) { - rate_step = rate_period; - continue; - } - - switch (state) { - case ATTACK: - // The envelope counter can flip from 0xff to 0x00 by changing state to - // release, then to attack. The envelope counter is then frozen at - // zero; to unlock this situation the state must be changed to release, - // then to attack. This has been verified by sampling ENV3. - // - ++envelope_counter &= 0xff; - if (envelope_counter == 0xff) { - state = DECAY_SUSTAIN; - rate_period = rate_counter_period[decay]; - } - break; - case DECAY_SUSTAIN: - if (envelope_counter != sustain_level[sustain]) { - --envelope_counter; - } - break; - case RELEASE: - // The envelope counter can flip from 0x00 to 0xff by changing state to - // attack, then to release. The envelope counter will then continue - // counting down in the release state. - // This has been verified by sampling ENV3. - // NB! The operation below requires two's complement integer. - // - --envelope_counter &= 0xff; - break; - } - - // Check for change of exponential counter period. - switch (envelope_counter) { - case 0xff: - exponential_counter_period = 1; - break; - case 0x5d: - exponential_counter_period = 2; - break; - case 0x36: - exponential_counter_period = 4; - break; - case 0x1a: - exponential_counter_period = 8; - break; - case 0x0e: - exponential_counter_period = 16; - break; - case 0x06: - exponential_counter_period = 30; - break; - case 0x00: - exponential_counter_period = 1; - - // When the envelope counter is changed to zero, it is frozen at zero. - // This has been verified by sampling ENV3. - hold_zero = true; - break; - } - } - - rate_step = rate_period; - } -} - -RESID_INLINE reg8 EnvelopeGenerator::output() { - return envelope_counter; -} - - -/* - * ExternalFilter - */ - -ExternalFilter::ExternalFilter() { - reset(); - enable_filter(true); - set_sampling_parameter(15915.6); - mixer_DC = ((((0x800 - 0x380) + 0x800)*0xff*3 - 0xfff*0xff/18) >> 7)*0x0f; -} - -void ExternalFilter::enable_filter(bool enable) { - enabled = enable; -} - -void ExternalFilter::set_sampling_parameter(double pass_freq) { - static const double pi = 3.1415926535897932385; - - w0hp = 105; - w0lp = (sound_sample) (pass_freq * (2.0 * pi * 1.048576)); - if (w0lp > 104858) - w0lp = 104858; -} - -void ExternalFilter::reset() { - // State of filter. - Vlp = 0; - Vhp = 0; - Vo = 0; -} - -RESID_INLINE void ExternalFilter::clock(cycle_count delta_t, sound_sample Vi) { - // This is handy for testing. - if (!enabled) { - // Remove maximum DC level since there is no filter to do it. - Vlp = Vhp = 0; - Vo = Vi - mixer_DC; - return; - } - - // Maximum delta cycles for the external filter to work satisfactorily - // is approximately 8. - cycle_count delta_t_flt = 8; - - while (delta_t) { - if (delta_t < delta_t_flt) { - delta_t_flt = delta_t; - } - - // delta_t is converted to seconds given a 1MHz clock by dividing - // with 1 000 000. - - // Calculate filter outputs. - // Vo = Vlp - Vhp; - // Vlp = Vlp + w0lp*(Vi - Vlp)*delta_t; - // Vhp = Vhp + w0hp*(Vlp - Vhp)*delta_t; - - sound_sample dVlp = (w0lp*delta_t_flt >> 8)*(Vi - Vlp) >> 12; - sound_sample dVhp = w0hp*delta_t_flt*(Vlp - Vhp) >> 20; - Vo = Vlp - Vhp; - Vlp += dVlp; - Vhp += dVhp; - - delta_t -= delta_t_flt; - } -} - -RESID_INLINE sound_sample ExternalFilter::output() { - return Vo; -} - - -/* - * Voice - */ - -Voice::Voice() { - wave_zero = 0x380; - voice_DC = 0x800*0xff; -} - -void Voice::set_sync_source(Voice* source) { - wave.set_sync_source(&source->wave); -} - -void Voice::writeCONTROL_REG(reg8 control) { - wave.writeCONTROL_REG(control); - envelope.writeCONTROL_REG(control); -} - -void Voice::reset() { - wave.reset(); - envelope.reset(); -} - - -/* - * SID - */ - -SID::SID() { - voice[0].set_sync_source(&voice[2]); - voice[1].set_sync_source(&voice[0]); - voice[2].set_sync_source(&voice[1]); - - set_sampling_parameters(985248, 44100); - - bus_value = 0; - bus_value_ttl = 0; -} - -SID::~SID() {} - -void SID::reset() { - for (int i = 0; i < 3; i++) { - voice[i].reset(); - } - filter.reset(); - extfilt.reset(); - - bus_value = 0; - bus_value_ttl = 0; -} - -int SID::output() { - const int range = 1 << 16; - const int half = range >> 1; - int sample = extfilt.output()/((4095*255 >> 7)*3*15*2/range); - if (sample >= half) { - return half - 1; - } - if (sample < -half) { - return -half; - } - return sample; -} - - -/** - * Read registers. - * - * Reading a write only register returns the last byte written to any SID - * register. The individual bits in this value start to fade down towards - * zero after a few cycles. All bits reach zero within approximately - * $2000 - $4000 cycles. - * It has been claimed that this fading happens in an orderly fashion, however - * sampling of write only registers reveals that this is not the case. - * NB! This is not correctly modeled. - * The actual use of write only registers has largely been made in the belief - * that all SID registers are readable. To support this belief the read - * would have to be done immediately after a write to the same register - * (remember that an intermediate write to another register would yield that - * value instead). With this in mind we return the last value written to - * any SID register for $2000 cycles without modeling the bit fading. - */ -reg8 SID::read(reg8 offset) { - switch (offset) { - case 0x19: - case 0x1a: - return 0; //readPOT(); - case 0x1b: - return voice[2].wave.readOSC(); - case 0x1c: - return voice[2].envelope.readENV(); - default: - return bus_value; - } -} - -void SID::write(reg8 offset, reg8 value) { - bus_value = value; - bus_value_ttl = 0x2000; - - switch (offset) { - case 0x00: - voice[0].wave.writeFREQ_LO(value); - break; - case 0x01: - voice[0].wave.writeFREQ_HI(value); - break; - case 0x02: - voice[0].wave.writePW_LO(value); - break; - case 0x03: - voice[0].wave.writePW_HI(value); - break; - case 0x04: - voice[0].writeCONTROL_REG(value); - break; - case 0x05: - voice[0].envelope.writeATTACK_DECAY(value); - break; - case 0x06: - voice[0].envelope.writeSUSTAIN_RELEASE(value); - break; - case 0x07: - voice[1].wave.writeFREQ_LO(value); - break; - case 0x08: - voice[1].wave.writeFREQ_HI(value); - break; - case 0x09: - voice[1].wave.writePW_LO(value); - break; - case 0x0a: - voice[1].wave.writePW_HI(value); - break; - case 0x0b: - voice[1].writeCONTROL_REG(value); - break; - case 0x0c: - voice[1].envelope.writeATTACK_DECAY(value); - break; - case 0x0d: - voice[1].envelope.writeSUSTAIN_RELEASE(value); - break; - case 0x0e: - voice[2].wave.writeFREQ_LO(value); - break; - case 0x0f: - voice[2].wave.writeFREQ_HI(value); - break; - case 0x10: - voice[2].wave.writePW_LO(value); - break; - case 0x11: - voice[2].wave.writePW_HI(value); - break; - case 0x12: - voice[2].writeCONTROL_REG(value); - break; - case 0x13: - voice[2].envelope.writeATTACK_DECAY(value); - break; - case 0x14: - voice[2].envelope.writeSUSTAIN_RELEASE(value); - break; - case 0x15: - filter.writeFC_LO(value); - break; - case 0x16: - filter.writeFC_HI(value); - break; - case 0x17: - filter.writeRES_FILT(value); - break; - case 0x18: - filter.writeMODE_VOL(value); - break; - default: - break; - } -} - -void SID::enable_filter(bool enable) { - filter.enable_filter(enable); -} - -void SID::enable_external_filter(bool enable) { - extfilt.enable_filter(enable); -} - - -/** - * Setting of SID sampling parameters. - * - * Use a clock freqency of 985248Hz for PAL C64, 1022730Hz for NTSC C64. - * The default end of passband frequency is pass_freq = 0.9*sample_freq/2 - * for sample frequencies up to ~ 44.1kHz, and 20kHz for higher sample - * frequencies. - * - * For resampling, the ratio between the clock frequency and the sample - * frequency is limited as follows: - * 125*clock_freq/sample_freq < 16384 - * E.g. provided a clock frequency of ~ 1MHz, the sample frequency can not - * be set lower than ~ 8kHz. A lower sample frequency would make the - * resampling code overfill its 16k sample ring buffer. - * - * The end of passband frequency is also limited: - * pass_freq <= 0.9*sample_freq/2 - * - * E.g. for a 44.1kHz sampling rate the end of passband frequency is limited - * to slightly below 20kHz. This constraint ensures that the FIR table is - * not overfilled. - */ -bool SID::set_sampling_parameters(double clock_freq, - double sample_freq, double pass_freq, - double filter_scale) -{ - // The default passband limit is 0.9*sample_freq/2 for sample - // frequencies below ~ 44.1kHz, and 20kHz for higher sample frequencies. - if (pass_freq < 0) { - pass_freq = 20000; - if (2*pass_freq/sample_freq >= 0.9) { - pass_freq = 0.9*sample_freq/2; - } - } - // Check whether the FIR table would overfill. - else if (pass_freq > 0.9*sample_freq/2) { - return false; - } - - // The filter scaling is only included to avoid clipping, so keep - // it sane. - if (filter_scale < 0.9 || filter_scale > 1.0) { - return false; - } - - // Set the external filter to the pass freq - extfilt.set_sampling_parameter (pass_freq); - clock_frequency = clock_freq; - - cycles_per_sample = - cycle_count(clock_freq/sample_freq*(1 << FIXP_SHIFT) + 0.5); - - sample_offset = 0; - sample_prev = 0; - - return true; -} - -void SID::clock(cycle_count delta_t) { - int i; - - if (delta_t <= 0) { - return; - } - - // Age bus value. - bus_value_ttl -= delta_t; - if (bus_value_ttl <= 0) { - bus_value = 0; - bus_value_ttl = 0; - } - - // Clock amplitude modulators. - for (i = 0; i < 3; i++) { - voice[i].envelope.clock(delta_t); - } - - // Clock and synchronize oscillators. - // Loop until we reach the current cycle. - cycle_count delta_t_osc = delta_t; - while (delta_t_osc) { - cycle_count delta_t_min = delta_t_osc; - - // Find minimum number of cycles to an oscillator accumulator MSB toggle. - // We have to clock on each MSB on / MSB off for hard sync to operate - // correctly. - for (i = 0; i < 3; i++) { - WaveformGenerator& wave = voice[i].wave; - - // It is only necessary to clock on the MSB of an oscillator that is - // a sync source and has freq != 0. - if (!(wave.sync_dest->sync && wave.freq)) { - continue; - } - - reg16 freq = wave.freq; - reg24 accumulator = wave.accumulator; - - // Clock on MSB off if MSB is on, clock on MSB on if MSB is off. - reg24 delta_accumulator = - (accumulator & 0x800000 ? 0x1000000 : 0x800000) - accumulator; - - cycle_count delta_t_next = delta_accumulator/freq; - if (delta_accumulator%freq) { - ++delta_t_next; - } - - if (delta_t_next < delta_t_min) { - delta_t_min = delta_t_next; - } - } - - // Clock oscillators. - for (i = 0; i < 3; i++) { - voice[i].wave.clock(delta_t_min); - } - - // Synchronize oscillators. - for (i = 0; i < 3; i++) { - voice[i].wave.synchronize(); - } - - delta_t_osc -= delta_t_min; - } - - // Clock filter. - filter.clock(delta_t, - voice[0].output(), voice[1].output(), voice[2].output()); - - // Clock external filter. - extfilt.clock(delta_t, filter.output()); -} - - -/** - * SID clocking with audio sampling. - * Fixpoint arithmetics is used. - */ -int SID::clock(cycle_count& delta_t, short* buf, int n, int interleave) { - int s = 0; - - for (;;) { - cycle_count next_sample_offset = sample_offset + cycles_per_sample + (1 << (FIXP_SHIFT - 1)); - cycle_count delta_t_sample = next_sample_offset >> FIXP_SHIFT; - if (delta_t_sample > delta_t) { - break; - } - if (s >= n) { - return s; - } - clock(delta_t_sample); - delta_t -= delta_t_sample; - sample_offset = (next_sample_offset & FIXP_MASK) - (1 << (FIXP_SHIFT - 1)); - buf[s++*interleave] = output(); - } - - clock(delta_t); - sample_offset -= delta_t << FIXP_SHIFT; - delta_t = 0; - return s; -} - -} - -// Plugin interface -// (This can only create a null driver since C64 audio support is not part of the -// midi driver architecture. But we need the plugin for the options menu in the launcher -// and for MidiDriver::detectDevice() which is more or less used by all engines.) - -class C64MusicPlugin : public NullMusicPlugin { -public: - const char *getName() const { - return _s("C64 Audio Emulator"); - } - - const char *getId() const { - return "C64"; - } - - MusicDevices getDevices() const; -}; - -MusicDevices C64MusicPlugin::getDevices() const { - MusicDevices devices; - devices.push_back(MusicDevice(this, "", MT_C64)); - return devices; -} - -//#if PLUGIN_ENABLED_DYNAMIC(C64) - //REGISTER_PLUGIN_DYNAMIC(C64, PLUGIN_TYPE_MUSIC, C64MusicPlugin); -//#else - REGISTER_PLUGIN_STATIC(C64, PLUGIN_TYPE_MUSIC, C64MusicPlugin); -//#endif - -#endif diff --git a/sound/softsynth/sid.h b/sound/softsynth/sid.h deleted file mode 100644 index c78f538441..0000000000 --- a/sound/softsynth/sid.h +++ /dev/null @@ -1,348 +0,0 @@ -/* ScummVM - Graphic Adventure Engine - * - * ScummVM is the legal property of its developers, whose names - * are too numerous to list here. Please refer to the COPYRIGHT - * file distributed with this source distribution. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version 2 - * of the License, or (at your option) any later version. - - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. - * - * $URL$ - * $Id$ - * - */ - -/* - * This file is based on reSID, a MOS6581 SID emulator engine. - * Copyright (C) 2004 Dag Lem <resid@nimrod.no> - */ - -#ifndef __SID_H__ -#define __SID_H__ - -// Inlining on/off. -#define RESID_INLINE inline - -namespace Resid { - -// We could have used the smallest possible data type for each SID register, -// however this would give a slower engine because of data type conversions. -// An int is assumed to be at least 32 bits (necessary in the types reg24, -// cycle_count, and sound_sample). GNU does not support 16-bit machines -// (GNU Coding Standards: Portability between CPUs), so this should be -// a valid assumption. - -typedef unsigned int reg4; -typedef unsigned int reg8; -typedef unsigned int reg12; -typedef unsigned int reg16; -typedef unsigned int reg24; - -typedef int cycle_count; -typedef int sound_sample; -typedef sound_sample fc_point[2]; - - -class WaveformGenerator { -public: - WaveformGenerator(); - - void set_sync_source(WaveformGenerator*); - - void clock(cycle_count delta_t); - void synchronize(); - void reset(); - - void writeFREQ_LO(reg8); - void writeFREQ_HI(reg8); - void writePW_LO(reg8); - void writePW_HI(reg8); - void writeCONTROL_REG(reg8); - reg8 readOSC(); - - // 12-bit waveform output. - reg12 output(); - -protected: - const WaveformGenerator* sync_source; - WaveformGenerator* sync_dest; - - // Tell whether the accumulator MSB was set high on this cycle. - bool msb_rising; - - reg24 accumulator; - reg24 shift_register; - - // Fout = (Fn*Fclk/16777216)Hz - reg16 freq; - // PWout = (PWn/40.95)% - reg12 pw; - - // The control register right-shifted 4 bits; used for output function - // table lookup. - reg8 waveform; - - // The remaining control register bits. - reg8 test; - reg8 ring_mod; - reg8 sync; - // The gate bit is handled by the EnvelopeGenerator. - - // 16 possible combinations of waveforms. - reg12 output____(); - reg12 output___T(); - reg12 output__S_(); - reg12 output__ST(); - reg12 output_P__(); - reg12 output_P_T(); - reg12 output_PS_(); - reg12 output_PST(); - reg12 outputN___(); - reg12 outputN__T(); - reg12 outputN_S_(); - reg12 outputN_ST(); - reg12 outputNP__(); - reg12 outputNP_T(); - reg12 outputNPS_(); - reg12 outputNPST(); - - // Sample data for combinations of waveforms. - static const reg8 wave6581__ST[]; - static const reg8 wave6581_P_T[]; - static const reg8 wave6581_PS_[]; - static const reg8 wave6581_PST[]; - - friend class Voice; - friend class SID; -}; - -class Filter { -public: - Filter(); - - void enable_filter(bool enable); - - void clock(cycle_count delta_t, - sound_sample voice1, sound_sample voice2, sound_sample voice3); - void reset(); - - // Write registers. - void writeFC_LO(reg8); - void writeFC_HI(reg8); - void writeRES_FILT(reg8); - void writeMODE_VOL(reg8); - - // SID audio output (16 bits). - sound_sample output(); - -protected: - void set_w0(); - void set_Q(); - - // Filter enabled. - bool enabled; - - // Filter cutoff frequency. - reg12 fc; - - // Filter resonance. - reg8 res; - - // Selects which inputs to route through filter. - reg8 filt; - - // Switch voice 3 off. - reg8 voice3off; - - // Highpass, bandpass, and lowpass filter modes. - reg8 hp_bp_lp; - - // Output master volume. - reg4 vol; - - // Mixer DC offset. - sound_sample mixer_DC; - - // State of filter. - sound_sample Vhp; // highpass - sound_sample Vbp; // bandpass - sound_sample Vlp; // lowpass - sound_sample Vnf; // not filtered - - // Cutoff frequency, resonance. - sound_sample w0, w0_ceil_1, w0_ceil_dt; - sound_sample _1024_div_Q; - - // Cutoff frequency tables. - // FC is an 11 bit register. - sound_sample f0_6581[2048]; - sound_sample* f0; - static fc_point f0_points_6581[]; - fc_point* f0_points; - int f0_count; - - friend class SID; -}; - -class EnvelopeGenerator { -public: - EnvelopeGenerator(); - - enum State { ATTACK, DECAY_SUSTAIN, RELEASE }; - - void clock(cycle_count delta_t); - void reset(); - - void writeCONTROL_REG(reg8); - void writeATTACK_DECAY(reg8); - void writeSUSTAIN_RELEASE(reg8); - reg8 readENV(); - - // 8-bit envelope output. - reg8 output(); - -protected: - reg16 rate_counter; - reg16 rate_period; - reg8 exponential_counter; - reg8 exponential_counter_period; - reg8 envelope_counter; - bool hold_zero; - - reg4 attack; - reg4 decay; - reg4 sustain; - reg4 release; - - reg8 gate; - - State state; - - // Lookup table to convert from attack, decay, or release value to rate - // counter period. - static reg16 rate_counter_period[]; - - // The 16 selectable sustain levels. - static reg8 sustain_level[]; - - friend class SID; -}; - -class ExternalFilter { -public: - ExternalFilter(); - - void enable_filter(bool enable); - void set_sampling_parameter(double pass_freq); - - void clock(cycle_count delta_t, sound_sample Vi); - void reset(); - - // Audio output (20 bits). - sound_sample output(); - -protected: - // Filter enabled. - bool enabled; - - // Maximum mixer DC offset. - sound_sample mixer_DC; - - // State of filters. - sound_sample Vlp; // lowpass - sound_sample Vhp; // highpass - sound_sample Vo; - - // Cutoff frequencies. - sound_sample w0lp; - sound_sample w0hp; - - friend class SID; -}; - -class Voice { -public: - Voice(); - - void set_sync_source(Voice*); - void reset(); - - void writeCONTROL_REG(reg8); - - // Amplitude modulated waveform output. - // Range [-2048*255, 2047*255]. - sound_sample output() { - // Multiply oscillator output with envelope output. - return (wave.output() - wave_zero)*envelope.output() + voice_DC; - } - -protected: - WaveformGenerator wave; - EnvelopeGenerator envelope; - - // Waveform D/A zero level. - sound_sample wave_zero; - - // Multiplying D/A DC offset. - sound_sample voice_DC; - - friend class SID; -}; - - -class SID { -public: - SID(); - ~SID(); - - void enable_filter(bool enable); - void enable_external_filter(bool enable); - bool set_sampling_parameters(double clock_freq, - double sample_freq, double pass_freq = -1, - double filter_scale = 0.97); - - void clock(cycle_count delta_t); - int clock(cycle_count& delta_t, short* buf, int n, int interleave = 1); - void reset(); - - // Read/write registers. - reg8 read(reg8 offset); - void write(reg8 offset, reg8 value); - - // 16-bit output (AUDIO OUT). - int output(); - -protected: - Voice voice[3]; - Filter filter; - ExternalFilter extfilt; - - reg8 bus_value; - cycle_count bus_value_ttl; - - double clock_frequency; - - // Fixpoint constants. - static const int FIXP_SHIFT; - static const int FIXP_MASK; - - // Sampling variables. - cycle_count cycles_per_sample; - cycle_count sample_offset; - short sample_prev; -}; - -} - -#endif // not __SID_H__ diff --git a/sound/softsynth/wave6581.cpp b/sound/softsynth/wave6581.cpp deleted file mode 100644 index d1ddad1623..0000000000 --- a/sound/softsynth/wave6581.cpp +++ /dev/null @@ -1,2098 +0,0 @@ -/* ScummVM - Graphic Adventure Engine - * - * ScummVM is the legal property of its developers, whose names - * are too numerous to list here. Please refer to the COPYRIGHT - * file distributed with this source distribution. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version 2 - * of the License, or (at your option) any later version. - - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. - * - * $URL$ - * $Id$ - * - */ - -/* - * This file is based on reSID, a MOS6581 SID emulator engine. - * Copyright (C) 2004 Dag Lem <resid@nimrod.no> - */ - -#ifndef DISABLE_SID - -#include "sid.h" - -namespace Resid { - -const reg8 WaveformGenerator::wave6581__ST[] = { -/* 0x000: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x008: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x010: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x018: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x020: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x028: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x030: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x038: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x040: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x048: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x050: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x058: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x060: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x068: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x070: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x078: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x03, 0x03, -/* 0x080: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x088: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x090: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x098: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x0a0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x0a8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x0b0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x0b8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, -/* 0x0c0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x0c8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x0d0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x0d8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x0e0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x0e8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x0f0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x0f8: */ 0x00, 0x00, 0x00, 0x00, 0x07, 0x07, 0x07, 0x07, -/* 0x100: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x108: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x110: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x118: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x120: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x128: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x130: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x138: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, -/* 0x140: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x148: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x150: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x158: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x160: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x168: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x170: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x178: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x03, 0x03, -/* 0x180: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x188: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x190: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x198: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x1a0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x1a8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x1b0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x1b8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, -/* 0x1c0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x1c8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x1d0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x1d8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x1e0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x1e8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x1f0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x1f8: */ 0x0e, 0x0e, 0x0e, 0x0e, 0x0f, 0x0f, 0x0f, 0x0f, -/* 0x200: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x208: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x210: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x218: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x220: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x228: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x230: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x238: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x240: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x248: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x250: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x258: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x260: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x268: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x270: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x278: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x03, 0x03, -/* 0x280: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x288: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x290: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x298: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x2a0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x2a8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x2b0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x2b8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, -/* 0x2c0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x2c8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x2d0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x2d8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x2e0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x2e8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x2f0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x2f8: */ 0x00, 0x00, 0x00, 0x00, 0x07, 0x07, 0x07, 0x07, -/* 0x300: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x308: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x310: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x318: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x320: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x328: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x330: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x338: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, -/* 0x340: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x348: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x350: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x358: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x360: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x368: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x370: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x378: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x03, 0x03, -/* 0x380: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x388: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x390: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x398: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x3a0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x3a8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x3b0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x3b8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, -/* 0x3c0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x3c8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x3d0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x3d8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x3e0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x3e8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x3f0: */ 0x1c, 0x1c, 0x1c, 0x1c, 0x1c, 0x1c, 0x1c, 0x1c, -/* 0x3f8: */ 0x1e, 0x1e, 0x1e, 0x1e, 0x1f, 0x1f, 0x3f, 0x3f, -/* 0x400: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x408: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x410: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x418: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x420: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x428: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x430: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x438: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x440: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x448: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x450: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x458: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x460: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x468: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x470: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x478: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x03, 0x03, -/* 0x480: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x488: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x490: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x498: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x4a0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x4a8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x4b0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x4b8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, -/* 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0x00, -/* 0xdd0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xdd8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xde0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xde8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xdf0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xdf8: */ 0x0e, 0x0e, 0x0e, 0x0e, 0x0f, 0x0f, 0x0f, 0x1f, -/* 0xe00: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xe08: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xe10: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xe18: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xe20: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xe28: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xe30: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xe38: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xe40: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xe48: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xe50: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xe58: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xe60: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xe68: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xe70: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xe78: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x03, 0x03, -/* 0xe80: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xe88: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xe90: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xe98: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xea0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xea8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xeb0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xeb8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, -/* 0xec0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xec8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xed0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xed8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xee0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xee8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xef0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xef8: */ 0x00, 0x00, 0x00, 0x00, 0x07, 0x07, 0x07, 0x07, -/* 0xf00: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xf08: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xf10: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xf18: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xf20: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xf28: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xf30: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xf38: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, -/* 0xf40: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xf48: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xf50: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xf58: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xf60: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xf68: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xf70: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xf78: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x03, 0x03, -/* 0xf80: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xf88: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xf90: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xf98: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xfa0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xfa8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xfb0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xfb8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, -/* 0xfc0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xfc8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xfd0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xfd8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xfe0: */ 0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38, -/* 0xfe8: */ 0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38, -/* 0xff0: */ 0x3c, 0x3c, 0x3c, 0x3c, 0x3c, 0x3c, 0x3c, 0x3c, -/* 0xff8: */ 0x3e, 0x3e, 0x3f, 0x3f, 0x7f, 0x7f, 0x7f, 0x7f, -}; - -const reg8 WaveformGenerator::wave6581_P_T[] = { -/* 0x000: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x008: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x010: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x018: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x020: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x028: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x030: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x038: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x040: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x048: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x050: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x058: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x060: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x068: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x070: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x078: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x080: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x088: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x090: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x098: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x0a0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x0a8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x0b0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x0b8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x0c0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x0c8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x0d0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x0d8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x0e0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x0e8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x0f0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x0f8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x100: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x108: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x110: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x118: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x120: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x128: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x130: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x138: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x140: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x148: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x150: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x158: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x160: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x168: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x170: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x178: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x180: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x188: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x190: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x198: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x1a0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x1a8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x1b0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x1b8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x1c0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x1c8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x1d0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x1d8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x1e0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x1e8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x1f0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x1f8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x20, 0x38, 0x3f, -/* 0x200: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x208: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x210: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x218: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x220: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x228: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x230: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x238: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x240: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x248: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x250: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x258: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x260: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x268: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x270: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x278: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x280: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x288: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x290: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x298: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x2a0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x2a8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x2b0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x2b8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x2c0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x2c8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x2d0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x2d8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x2e0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x2e8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x2f0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x2f8: */ 0x00, 0x00, 0x00, 0x40, 0x00, 0x40, 0x40, 0x5f, -/* 0x300: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x308: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x310: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x318: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x320: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x328: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x330: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x338: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x340: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x348: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x350: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x358: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x360: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x368: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x40, -/* 0x370: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x40, -/* 0x378: */ 0x00, 0x00, 0x00, 0x60, 0x00, 0x60, 0x60, 0x6f, -/* 0x380: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x388: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x390: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x398: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x40, -/* 0x3a0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x3a8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x60, -/* 0x3b0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x60, -/* 0x3b8: */ 0x00, 0x00, 0x00, 0x60, 0x00, 0x60, 0x70, 0x77, -/* 0x3c0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x3c8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x60, -/* 0x3d0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x60, -/* 0x3d8: */ 0x00, 0x00, 0x00, 0x70, 0x40, 0x70, 0x70, 0x7b, -/* 0x3e0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x40, 0x70, -/* 0x3e8: */ 0x00, 0x40, 0x40, 0x70, 0x60, 0x70, 0x78, 0x7d, -/* 0x3f0: */ 0x00, 0x40, 0x60, 0x78, 0x60, 0x78, 0x78, 0x7e, -/* 0x3f8: */ 0x70, 0x7c, 0x7c, 0x7f, 0x7e, 0x7f, 0x7f, 0x7f, -/* 0x400: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x408: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x410: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x418: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x420: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x428: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x430: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x438: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x440: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x448: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x450: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x458: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x460: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x468: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x470: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x478: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x80, -/* 0x480: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x488: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x490: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x498: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x4a0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x4a8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x4b0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x4b8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x80, -/* 0x4c0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x4c8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x4d0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x4d8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x80, -/* 0x4e0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x4e8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x80, -/* 0x4f0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x80, -/* 0x4f8: */ 0x00, 0x00, 0x00, 0x80, 0x80, 0x80, 0x80, 0x9f, -/* 0x500: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x508: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x510: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x518: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x520: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x528: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x530: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x538: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x80, -/* 0x540: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x548: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x550: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x558: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x80, -/* 0x560: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x568: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x80, -/* 0x570: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x80, -/* 0x578: */ 0x00, 0x80, 0x80, 0x80, 0x80, 0xa0, 0xa0, 0xaf, -/* 0x580: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x588: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x590: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x598: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x80, -/* 0x5a0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x5a8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x80, 0x80, 0x80, -/* 0x5b0: */ 0x00, 0x00, 0x00, 0x80, 0x00, 0x80, 0x80, 0xa0, -/* 0x5b8: */ 0x00, 0x80, 0x80, 0xa0, 0x80, 0xa0, 0xb0, 0xb7, -/* 0x5c0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x80, -/* 0x5c8: */ 0x00, 0x00, 0x00, 0x80, 0x00, 0x80, 0x80, 0xa0, -/* 0x5d0: */ 0x00, 0x00, 0x00, 0x80, 0x00, 0x80, 0x80, 0xa0, -/* 0x5d8: */ 0x00, 0x80, 0x80, 0xa0, 0x80, 0xb0, 0xb0, 0xbb, -/* 0x5e0: */ 0x00, 0x00, 0x00, 0x80, 0x80, 0x80, 0x80, 0xb0, -/* 0x5e8: */ 0x80, 0x80, 0x80, 0xb0, 0x80, 0xb0, 0xb8, 0xbd, -/* 0x5f0: */ 0x80, 0x80, 0x80, 0xb8, 0xa0, 0xb8, 0xb8, 0xbe, -/* 0x5f8: */ 0xa0, 0xb8, 0xbc, 0xbf, 0xbe, 0xbf, 0xbf, 0xbf, -/* 0x600: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x608: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x610: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x618: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x620: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x628: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x630: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x638: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xc0, -/* 0x640: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x648: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x650: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x658: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x80, 0x80, 0xc0, -/* 0x660: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x668: */ 0x00, 0x00, 0x00, 0x80, 0x00, 0x80, 0x80, 0xc0, -/* 0x670: */ 0x00, 0x00, 0x00, 0x80, 0x00, 0x80, 0x80, 0xc0, -/* 0x678: */ 0x00, 0x80, 0x80, 0xc0, 0xc0, 0xc0, 0xc0, 0xcf, -/* 0x680: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x688: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x80, -/* 0x690: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x80, -/* 0x698: */ 0x00, 0x00, 0x00, 0x80, 0x00, 0x80, 0x80, 0xc0, -/* 0x6a0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x80, -/* 0x6a8: */ 0x00, 0x00, 0x00, 0x80, 0x00, 0x80, 0x80, 0xc0, -/* 0x6b0: */ 0x00, 0x00, 0x00, 0x80, 0x00, 0x80, 0xc0, 0xc0, -/* 0x6b8: */ 0x80, 0xc0, 0xc0, 0xc0, 0xc0, 0xc0, 0xd0, 0xd7, -/* 0x6c0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x80, -/* 0x6c8: */ 0x00, 0x00, 0x00, 0x80, 0x80, 0x80, 0xc0, 0xc0, -/* 0x6d0: */ 0x00, 0x80, 0x80, 0xc0, 0x80, 0xc0, 0xc0, 0xc0, -/* 0x6d8: */ 0x80, 0xc0, 0xc0, 0xc0, 0xc0, 0xd0, 0xd0, 0xdb, -/* 0x6e0: */ 0x00, 0x80, 0x80, 0xc0, 0x80, 0xc0, 0xc0, 0xd0, -/* 0x6e8: */ 0x80, 0xc0, 0xc0, 0xd0, 0xc0, 0xd0, 0xd8, 0xdd, -/* 0x6f0: */ 0xc0, 0xc0, 0xc0, 0xd0, 0xc0, 0xd8, 0xd8, 0xde, -/* 0x6f8: */ 0xc0, 0xd8, 0xdc, 0xdf, 0xdc, 0xdf, 0xdf, 0xdf, -/* 0x700: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x708: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x80, -/* 0x710: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x80, -/* 0x718: */ 0x00, 0x00, 0x00, 0x80, 0x80, 0xc0, 0xc0, 0xe0, -/* 0x720: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x80, -/* 0x728: */ 0x00, 0x80, 0x80, 0xc0, 0x80, 0xc0, 0xc0, 0xe0, -/* 0x730: */ 0x00, 0x80, 0x80, 0xc0, 0x80, 0xc0, 0xc0, 0xe0, -/* 0x738: */ 0x80, 0xc0, 0xc0, 0xe0, 0xc0, 0xe0, 0xe0, 0xe7, -/* 0x740: */ 0x00, 0x00, 0x00, 0x80, 0x00, 0x80, 0x80, 0xc0, -/* 0x748: */ 0x00, 0x80, 0x80, 0xc0, 0x80, 0xc0, 0xc0, 0xe0, -/* 0x750: */ 0x00, 0x80, 0x80, 0xc0, 0x80, 0xc0, 0xc0, 0xe0, -/* 0x758: */ 0xc0, 0xc0, 0xc0, 0xe0, 0xe0, 0xe0, 0xe0, 0xeb, -/* 0x760: */ 0x80, 0x80, 0xc0, 0xc0, 0xc0, 0xc0, 0xc0, 0xe0, -/* 0x768: */ 0xc0, 0xe0, 0xe0, 0xe0, 0xe0, 0xe0, 0xe0, 0xed, -/* 0x770: */ 0xc0, 0xe0, 0xe0, 0xe0, 0xe0, 0xe8, 0xe8, 0xee, -/* 0x778: */ 0xe0, 0xe8, 0xec, 0xef, 0xec, 0xef, 0xef, 0xef, -/* 0x780: */ 0x00, 0x00, 0x00, 0x80, 0x80, 0x80, 0x80, 0xc0, -/* 0x788: */ 0x80, 0x80, 0xc0, 0xc0, 0xc0, 0xc0, 0xc0, 0xf0, -/* 0x790: */ 0x80, 0xc0, 0xc0, 0xc0, 0xc0, 0xe0, 0xe0, 0xf0, -/* 0x798: */ 0xc0, 0xe0, 0xe0, 0xf0, 0xe0, 0xf0, 0xf0, 0xf3, -/* 0x7a0: */ 0x80, 0xc0, 0xc0, 0xe0, 0xc0, 0xe0, 0xe0, 0xf0, -/* 0x7a8: */ 0xc0, 0xe0, 0xe0, 0xf0, 0xe0, 0xf0, 0xf0, 0xf5, -/* 0x7b0: */ 0xe0, 0xe0, 0xe0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf6, -/* 0x7b8: */ 0xf0, 0xf0, 0xf4, 0xf7, 0xf4, 0xf7, 0xf7, 0xf7, -/* 0x7c0: */ 0xc0, 0xc0, 0xc0, 0xe0, 0xe0, 0xe0, 0xe0, 0xf0, -/* 0x7c8: */ 0xe0, 0xe0, 0xe0, 0xf8, 0xf0, 0xf8, 0xf8, 0xf9, -/* 0x7d0: */ 0xe0, 0xf0, 0xf0, 0xf8, 0xf0, 0xf8, 0xf8, 0xfa, -/* 0x7d8: */ 0xf0, 0xf8, 0xf8, 0xfb, 0xf8, 0xfb, 0xfb, 0xfb, -/* 0x7e0: */ 0xe0, 0xf0, 0xf0, 0xf8, 0xf0, 0xf8, 0xfc, 0xfc, -/* 0x7e8: */ 0xf8, 0xfc, 0xfc, 0xfd, 0xfc, 0xfd, 0xfd, 0xfd, -/* 0x7f0: */ 0xf8, 0xfc, 0xfe, 0xfe, 0xfe, 0xfe, 0xfe, 0xfe, -/* 0x7f8: */ 0xfe, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, -/* 0x800: */ 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xfe, -/* 0x808: */ 0xfe, 0xfe, 0xfe, 0xfe, 0xfe, 0xfe, 0xfc, 0xf8, -/* 0x810: */ 0xfd, 0xfd, 0xfd, 0xfc, 0xfd, 0xfc, 0xfc, 0xf8, -/* 0x818: */ 0xfc, 0xfc, 0xfc, 0xf0, 0xf8, 0xf0, 0xf0, 0xe0, -/* 0x820: */ 0xfb, 0xfb, 0xfb, 0xf8, 0xfb, 0xf8, 0xf8, 0xf0, -/* 0x828: */ 0xfa, 0xf8, 0xf8, 0xf0, 0xf8, 0xf0, 0xf0, 0xe0, -/* 0x830: */ 0xf9, 0xf8, 0xf8, 0xf0, 0xf8, 0xf0, 0xe0, 0xe0, -/* 0x838: */ 0xf0, 0xe0, 0xe0, 0xe0, 0xe0, 0xc0, 0xc0, 0xc0, -/* 0x840: */ 0xf7, 0xf7, 0xf7, 0xf4, 0xf7, 0xf4, 0xf0, 0xf0, -/* 0x848: */ 0xf6, 0xf0, 0xf0, 0xf0, 0xf0, 0xe0, 0xe0, 0xe0, -/* 0x850: */ 0xf5, 0xf0, 0xf0, 0xe0, 0xf0, 0xe0, 0xe0, 0xc0, -/* 0x858: */ 0xf0, 0xe0, 0xe0, 0xc0, 0xe0, 0xc0, 0xc0, 0x80, -/* 0x860: */ 0xf3, 0xf0, 0xf0, 0xe0, 0xf0, 0xe0, 0xe0, 0xc0, -/* 0x868: */ 0xf0, 0xe0, 0xe0, 0xc0, 0xc0, 0xc0, 0xc0, 0x80, -/* 0x870: */ 0xf0, 0xe0, 0xc0, 0xc0, 0xc0, 0xc0, 0x80, 0x80, -/* 0x878: */ 0xc0, 0x80, 0x80, 0x80, 0x80, 0x00, 0x00, 0x00, -/* 0x880: */ 0xef, 0xef, 0xef, 0xec, 0xef, 0xec, 0xe8, 0xe0, -/* 0x888: */ 0xee, 0xe8, 0xe8, 0xe0, 0xe0, 0xe0, 0xe0, 0xc0, -/* 0x890: */ 0xed, 0xe8, 0xe0, 0xe0, 0xe0, 0xe0, 0xe0, 0xc0, -/* 0x898: */ 0xe0, 0xe0, 0xc0, 0xc0, 0xc0, 0xc0, 0x80, 0x80, -/* 0x8a0: */ 0xeb, 0xe0, 0xe0, 0xe0, 0xe0, 0xc0, 0xc0, 0xc0, -/* 0x8a8: */ 0xe0, 0xc0, 0xc0, 0x80, 0xc0, 0x80, 0x80, 0x00, -/* 0x8b0: */ 0xe0, 0xc0, 0xc0, 0x80, 0xc0, 0x80, 0x80, 0x00, -/* 0x8b8: */ 0xc0, 0x80, 0x80, 0x00, 0x80, 0x00, 0x00, 0x00, -/* 0x8c0: */ 0xe7, 0xe0, 0xe0, 0xc0, 0xe0, 0xc0, 0xc0, 0x80, -/* 0x8c8: */ 0xe0, 0xc0, 0xc0, 0x80, 0xc0, 0x80, 0x80, 0x00, -/* 0x8d0: */ 0xe0, 0xc0, 0xc0, 0x80, 0xc0, 0x80, 0x80, 0x00, -/* 0x8d8: */ 0x80, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x8e0: */ 0xe0, 0xc0, 0xc0, 0x80, 0x80, 0x00, 0x00, 0x00, -/* 0x8e8: */ 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x8f0: */ 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x8f8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x900: */ 0xdf, 0xdf, 0xdf, 0xdc, 0xdf, 0xdc, 0xd8, 0xc0, -/* 0x908: */ 0xde, 0xd8, 0xd8, 0xc0, 0xd8, 0xc0, 0xc0, 0xc0, -/* 0x910: */ 0xdd, 0xd8, 0xd0, 0xc0, 0xd0, 0xc0, 0xc0, 0x80, -/* 0x918: */ 0xd0, 0xc0, 0xc0, 0x80, 0xc0, 0x80, 0x80, 0x00, -/* 0x920: */ 0xdb, 0xd0, 0xd0, 0xc0, 0xc0, 0xc0, 0xc0, 0x80, -/* 0x928: */ 0xc0, 0xc0, 0xc0, 0x80, 0xc0, 0x80, 0x80, 0x00, -/* 0x930: */ 0xc0, 0xc0, 0x80, 0x80, 0x80, 0x00, 0x00, 0x00, -/* 0x938: */ 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x940: */ 0xd7, 0xd0, 0xc0, 0xc0, 0xc0, 0xc0, 0xc0, 0x80, -/* 0x948: */ 0xc0, 0xc0, 0x80, 0x00, 0x80, 0x00, 0x00, 0x00, -/* 0x950: */ 0xc0, 0x80, 0x80, 0x00, 0x80, 0x00, 0x00, 0x00, -/* 0x958: */ 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x960: */ 0xc0, 0x80, 0x80, 0x00, 0x80, 0x00, 0x00, 0x00, -/* 0x968: */ 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x970: */ 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x978: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x980: */ 0xcf, 0xc0, 0xc0, 0xc0, 0xc0, 0x80, 0x80, 0x00, -/* 0x988: */ 0xc0, 0x80, 0x80, 0x00, 0x80, 0x00, 0x00, 0x00, -/* 0x990: */ 0xc0, 0x80, 0x80, 0x00, 0x80, 0x00, 0x00, 0x00, -/* 0x998: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x9a0: */ 0xc0, 0x80, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x9a8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x9b0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x9b8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x9c0: */ 0xc0, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x9c8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x9d0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x9d8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x9e0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x9e8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x9f0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x9f8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xa00: */ 0xbf, 0xbf, 0xbf, 0xbe, 0xbf, 0xbc, 0xbc, 0xa0, -/* 0xa08: */ 0xbe, 0xbc, 0xb8, 0xa0, 0xb8, 0xa0, 0x80, 0x80, -/* 0xa10: */ 0xbd, 0xb8, 0xb0, 0x80, 0xb0, 0x80, 0x80, 0x80, -/* 0xa18: */ 0xb0, 0x80, 0x80, 0x80, 0x80, 0x00, 0x00, 0x00, -/* 0xa20: */ 0xbb, 0xb0, 0xb0, 0x80, 0xa0, 0x80, 0x80, 0x00, -/* 0xa28: */ 0xa0, 0x80, 0x80, 0x00, 0x80, 0x00, 0x00, 0x00, -/* 0xa30: */ 0xa0, 0x80, 0x80, 0x00, 0x80, 0x00, 0x00, 0x00, -/* 0xa38: */ 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xa40: */ 0xb7, 0xb0, 0xa0, 0x80, 0xa0, 0x80, 0x80, 0x00, -/* 0xa48: */ 0xa0, 0x80, 0x80, 0x00, 0x80, 0x00, 0x00, 0x00, -/* 0xa50: */ 0x80, 0x80, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xa58: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xa60: */ 0x80, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xa68: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xa70: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xa78: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xa80: */ 0xaf, 0xa0, 0xa0, 0x80, 0x80, 0x80, 0x80, 0x00, -/* 0xa88: */ 0x80, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xa90: */ 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xa98: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xaa0: */ 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xaa8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xab0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xab8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xac0: */ 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xac8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xad0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xad8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xae0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xae8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xaf0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xaf8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xb00: */ 0x9f, 0x90, 0x80, 0x80, 0x80, 0x00, 0x00, 0x00, -/* 0xb08: */ 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xb10: */ 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xb18: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xb20: */ 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xb28: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xb30: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xb38: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xb40: */ 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xb48: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xb50: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xb58: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xb60: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xb68: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xb70: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xb78: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xb80: */ 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xb88: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xb90: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xb98: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xba0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xba8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xbb0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xbb8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xbc0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xbc8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xbd0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xbd8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xbe0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xbe8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xbf0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xbf8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xc00: */ 0x7f, 0x7f, 0x7f, 0x7e, 0x7f, 0x7c, 0x7c, 0x70, -/* 0xc08: */ 0x7e, 0x7c, 0x78, 0x60, 0x78, 0x60, 0x60, 0x00, -/* 0xc10: */ 0x7d, 0x78, 0x78, 0x60, 0x70, 0x40, 0x40, 0x00, -/* 0xc18: */ 0x70, 0x40, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xc20: */ 0x7b, 0x78, 0x70, 0x40, 0x70, 0x40, 0x00, 0x00, -/* 0xc28: */ 0x60, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xc30: */ 0x60, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xc38: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xc40: */ 0x77, 0x70, 0x70, 0x00, 0x60, 0x00, 0x00, 0x00, -/* 0xc48: */ 0x60, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xc50: */ 0x60, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xc58: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xc60: */ 0x40, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xc68: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xc70: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xc78: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xc80: */ 0x6f, 0x60, 0x60, 0x00, 0x60, 0x00, 0x00, 0x00, -/* 0xc88: */ 0x40, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xc90: */ 0x40, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xc98: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xca0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xca8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xcb0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xcb8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xcc0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xcc8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xcd0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xcd8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xce0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xce8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xcf0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xcf8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xd00: */ 0x5f, 0x58, 0x40, 0x00, 0x40, 0x00, 0x00, 0x00, -/* 0xd08: */ 0x40, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xd10: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xd18: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xd20: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xd28: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xd30: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xd38: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xd40: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xd48: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xd50: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xd58: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xd60: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xd68: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xd70: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xd78: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xd80: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xd88: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xd90: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xd98: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xda0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xda8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xdb0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xdb8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xdc0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xdc8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xdd0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xdd8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xde0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xde8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xdf0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xdf8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xe00: */ 0x3f, 0x3c, 0x30, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xe08: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xe10: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xe18: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xe20: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xe28: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xe30: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xe38: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xe40: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xe48: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xe50: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xe58: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xe60: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xe68: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xe70: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xe78: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xe80: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xe88: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xe90: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xe98: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xea0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xea8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xeb0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xeb8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xec0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xec8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xed0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xed8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xee0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xee8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xef0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xef8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xf00: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xf08: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xf10: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xf18: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xf20: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xf28: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xf30: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xf38: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xf40: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xf48: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xf50: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xf58: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xf60: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xf68: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xf70: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xf78: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xf80: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xf88: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xf90: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xf98: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xfa0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xfa8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xfb0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xfb8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xfc0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xfc8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xfd0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xfd8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xfe0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xfe8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xff0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xff8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -}; - -const reg8 WaveformGenerator::wave6581_PS_[] = { -/* 0x000: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x008: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x010: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x018: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x020: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x028: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x030: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x038: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x040: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x048: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x050: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x058: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x060: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x068: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x070: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x078: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x080: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x088: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x090: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x098: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x0a0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x0a8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x0b0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x0b8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x0c0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x0c8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x0d0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x0d8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x0e0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x0e8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x0f0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x0f8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x07, -/* 0x100: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x108: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x110: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x118: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x120: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x128: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x130: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x138: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x140: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x148: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x150: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x158: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x160: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x168: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x170: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x178: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x03, -/* 0x180: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x188: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x190: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x198: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x1a0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x1a8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x1b0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x1b8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x03, -/* 0x1c0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x1c8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x1d0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x1d8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x1e0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x1e8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x1f0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x1f8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0x1f, -/* 0x200: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x208: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x210: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x218: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x220: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x228: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x230: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x238: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x240: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x248: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x250: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x258: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x260: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x268: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x270: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x278: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x03, -/* 0x280: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x288: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x290: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x298: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x2a0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x2a8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x2b0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x2b8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, -/* 0x2c0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x2c8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x2d0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x2d8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x2e0: */ 0x00, 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0xbf0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x30, 0x3f, -/* 0xbf8: */ 0x00, 0x30, 0x38, 0x3f, 0x3e, 0x3f, 0x3f, 0x3f, -/* 0xc00: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xc08: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xc10: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xc18: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xc20: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xc28: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xc30: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xc38: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xc40: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xc48: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xc50: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xc58: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xc60: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xc68: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xc70: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xc78: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x03, -/* 0xc80: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xc88: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xc90: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xc98: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xca0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xca8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xcb0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xcb8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xcc0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xcc8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xcd0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xcd8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xce0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xce8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xcf0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xcf8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x4f, -/* 0xd00: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xd08: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xd10: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xd18: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xd20: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xd28: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xd30: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xd38: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xd40: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xd48: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xd50: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xd58: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xd60: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xd68: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xd70: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xd78: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x57, -/* 0xd80: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xd88: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xd90: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xd98: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xda0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xda8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xdb0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xdb8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x5b, -/* 0xdc0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xdc8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xdd0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xdd8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x5d, -/* 0xde0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xde8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x5e, -/* 0xdf0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x40, 0x5f, -/* 0xdf8: */ 0x00, 0x40, 0x40, 0x5f, 0x5c, 0x5f, 0x5f, 0x5f, -/* 0xe00: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xe08: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xe10: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xe18: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xe20: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xe28: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xe30: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xe38: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xe40: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xe48: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xe50: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xe58: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xe60: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xe68: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xe70: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xe78: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x67, -/* 0xe80: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xe88: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xe90: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xe98: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xea0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xea8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xeb0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xeb8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x40, 0x6b, -/* 0xec0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xec8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xed0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xed8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x40, 0x6d, -/* 0xee0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x40, -/* 0xee8: */ 0x00, 0x00, 0x00, 0x40, 0x00, 0x40, 0x40, 0x6e, -/* 0xef0: */ 0x00, 0x00, 0x00, 0x40, 0x00, 0x60, 0x60, 0x6f, -/* 0xef8: */ 0x00, 0x60, 0x60, 0x6f, 0x60, 0x6f, 0x6f, 0x6f, -/* 0xf00: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xf08: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xf10: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xf18: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x40, -/* 0xf20: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xf28: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x40, -/* 0xf30: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x40, -/* 0xf38: */ 0x00, 0x00, 0x00, 0x40, 0x00, 0x40, 0x60, 0x73, -/* 0xf40: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xf48: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x40, -/* 0xf50: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x40, -/* 0xf58: */ 0x00, 0x00, 0x00, 0x40, 0x00, 0x60, 0x60, 0x75, -/* 0xf60: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x60, -/* 0xf68: */ 0x00, 0x00, 0x00, 0x60, 0x00, 0x60, 0x60, 0x76, -/* 0xf70: */ 0x00, 0x00, 0x00, 0x60, 0x00, 0x60, 0x60, 0x77, -/* 0xf78: */ 0x00, 0x70, 0x70, 0x77, 0x70, 0x77, 0x77, 0x77, -/* 0xf80: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xf88: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x60, -/* 0xf90: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x60, -/* 0xf98: */ 0x00, 0x00, 0x00, 0x60, 0x00, 0x60, 0x60, 0x79, -/* 0xfa0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x60, -/* 0xfa8: */ 0x00, 0x00, 0x00, 0x60, 0x00, 0x70, 0x70, 0x7a, -/* 0xfb0: */ 0x00, 0x00, 0x00, 0x70, 0x00, 0x70, 0x70, 0x7b, -/* 0xfb8: */ 0x40, 0x70, 0x70, 0x7b, 0x78, 0x7b, 0x7b, 0x7b, -/* 0xfc0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x70, -/* 0xfc8: */ 0x00, 0x00, 0x00, 0x70, 0x00, 0x70, 0x70, 0x7c, -/* 0xfd0: */ 0x00, 0x00, 0x00, 0x70, 0x40, 0x70, 0x70, 0x7d, -/* 0xfd8: */ 0x40, 0x70, 0x78, 0x7d, 0x78, 0x7d, 0x7d, 0x7d, -/* 0xfe0: */ 0x00, 0x40, 0x40, 0x78, 0x60, 0x78, 0x78, 0x7e, -/* 0xfe8: */ 0x60, 0x78, 0x78, 0x7e, 0x7c, 0x7e, 0x7e, 0x7e, -/* 0xff0: */ 0x70, 0x7c, 0x7c, 0x7f, 0x7c, 0x7f, 0x7f, 0x7f, -/* 0xff8: */ 0x7e, 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, -}; - -const reg8 WaveformGenerator::wave6581_PST[] = { -/* 0x000: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x008: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x010: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x018: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x020: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x028: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x030: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x038: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x040: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x048: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x050: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x058: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x060: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x068: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x070: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x078: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x080: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x088: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x090: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x098: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x0a0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x0a8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x0b0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x0b8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x0c0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x0c8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x0d0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x0d8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x0e0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x0e8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x0f0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x0f8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x100: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x108: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x110: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x118: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x120: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x128: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x130: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x138: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x140: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x148: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x150: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x158: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x160: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x168: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x170: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x178: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x180: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x188: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x190: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x198: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x1a0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x1a8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x1b0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x1b8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x1c0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x1c8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x1d0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x1d8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x1e0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x1e8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0x1f0: */ 0x00, 0x00, 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*/ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xb08: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xb10: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xb18: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xb20: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xb28: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xb30: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xb38: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xb40: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xb48: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xb50: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xb58: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xb60: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xb68: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xb70: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xb78: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xb80: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xb88: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xb90: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xb98: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xba0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xba8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xbb0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xbb8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xbc0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xbc8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xbd0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xbd8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xbe0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xbe8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xbf0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xbf8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x3f, -/* 0xc00: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xc08: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xc10: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xc18: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xc20: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xc28: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xc30: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xc38: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xc40: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xc48: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xc50: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xc58: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xc60: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xc68: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xc70: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xc78: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xc80: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xc88: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xc90: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xc98: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xca0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xca8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xcb0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xcb8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xcc0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xcc8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xcd0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xcd8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xce0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xce8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xcf0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xcf8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xd00: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xd08: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xd10: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xd18: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xd20: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xd28: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xd30: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xd38: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xd40: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xd48: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xd50: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xd58: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xd60: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xd68: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xd70: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xd78: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xd80: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xd88: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xd90: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xd98: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xda0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xda8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xdb0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xdb8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xdc0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xdc8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xdd0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xdd8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xde0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xde8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xdf0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xdf8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xe00: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xe08: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xe10: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xe18: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xe20: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xe28: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xe30: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xe38: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xe40: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xe48: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xe50: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xe58: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xe60: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xe68: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xe70: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xe78: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xe80: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xe88: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xe90: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xe98: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xea0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xea8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xeb0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xeb8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xec0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xec8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xed0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xed8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xee0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xee8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xef0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xef8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xf00: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xf08: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xf10: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xf18: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xf20: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xf28: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xf30: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xf38: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xf40: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xf48: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xf50: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xf58: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xf60: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xf68: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xf70: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xf78: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xf80: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xf88: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xf90: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xf98: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xfa0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xfa8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xfb0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xfb8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xfc0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xfc8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xfd0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xfd8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xfe0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 0xfe8: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x20, -/* 0xff0: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x30, -/* 0xff8: */ 0x00, 0x00, 0x00, 0x78, 0x78, 0x7e, 0x7f, 0x7f, -}; - -} -#endif diff --git a/sound/softsynth/ym2612.cpp b/sound/softsynth/ym2612.cpp deleted file mode 100644 index 08331c6244..0000000000 --- a/sound/softsynth/ym2612.cpp +++ /dev/null @@ -1,789 +0,0 @@ -/* ScummVM - Graphic Adventure Engine - * - * ScummVM is the legal property of its developers, whose names - * are too numerous to list here. Please refer to the COPYRIGHT - * file distributed with this source distribution. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version 2 - * of the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. - * - * $URL$ - * $Id$ - */ - -#include <math.h> - -#include "sound/softsynth/ym2612.h" -#include "common/util.h" -#include "sound/musicplugin.h" -#include "common/translation.h" - -//////////////////////////////////////// -// -// Miscellaneous -// -//////////////////////////////////////// - -static int *sintbl = 0; -static int *powtbl = 0; -static int *frequencyTable = 0; -static int *keycodeTable = 0; -static int *keyscaleTable = 0; -static int *attackOut = 0; - - -//////////////////////////////////////// -// -// Operator2612 implementation -// -//////////////////////////////////////// - -Operator2612::Operator2612 (Voice2612 *owner) : - _owner (owner), - _state (_s_ready), - _currentLevel ((int32)0x7f << 15), - _phase (0), - _lastOutput (0), - _feedbackLevel (0), - _detune (0), - _multiple (1), - _keyScale (0), - _specifiedTotalLevel (127), - _specifiedAttackRate (0), - _specifiedDecayRate (0), - _specifiedSustainRate (0), - _specifiedReleaseRate (15) { - velocity(0); -} - -Operator2612::~Operator2612() -{ } - -void Operator2612::velocity(int velo) { - _velocity = velo; - _totalLevel = ((int32)_specifiedTotalLevel << 15) + - ((int32)(127-_velocity) << 13); - _sustainLevel = ((int32)_specifiedSustainLevel << 17); -} - -void Operator2612::feedbackLevel(int level) { - _feedbackLevel = level; -} - -void Operator2612::setInstrument(byte const *instrument) { - _detune = (instrument[8] >> 4) & 7; - _multiple = instrument[8] & 15; - _specifiedTotalLevel = instrument[12] & 127; - _keyScale = (instrument[16] >> 6) & 3; - _specifiedAttackRate = instrument[16] & 31; - _specifiedDecayRate = instrument[20] & 31; - _specifiedSustainRate = instrument[24] & 31; - _specifiedSustainLevel = (instrument[28] >> 4) & 15; - _specifiedReleaseRate = instrument[28] & 15; - _state = _s_ready; - velocity(_velocity); -} - -void Operator2612::keyOn() { - _state = _s_attacking; - _tickCount = 0; - _phase = 0; - _currentLevel = ((int32)0x7f << 15); -} - -void Operator2612::keyOff() { - if (_state != _s_ready) - _state = _s_releasing; -} - -void Operator2612::frequency(int freq) { - double value; // Use for intermediate computations to avoid int64 arithmetic - int r; - - _frequency = freq / _owner->_rate; - - r = _specifiedAttackRate; - if (r != 0) { - r = r * 2 + (keyscaleTable[freq/262205] >> (3-_keyScale)); - if (r >= 64) - r = 63; - } - - r = 63 - r; - if (_specifiedTotalLevel >= 128) - value = 0; - else { - value = powtbl[(r&3) << 7]; - value *= 1 << (r >> 2); - value *= 41; - value /= 1 << (15 + 5); - value *= 127 - _specifiedTotalLevel; - value /= 127; - } - _attackTime = (int32) value; // 1 ?? == (1 << 12) - if (_attackTime > 0) - _attackTime = (1 << (12+10)) / (_owner->_rate * _attackTime); - - r = _specifiedDecayRate; - if (r != 0) { - r = r * 2 + (keyscaleTable[freq/262205] >> (3-_keyScale)); - if (r >= 64) - r = 63; - } - value = (double) powtbl[(r&3) << 7] * (0x10 << (r>>2)) / 31; - _decayRate = (int32) value / _owner->_rate; - - r = _specifiedSustainRate; - if (r != 0) { - r = r * 2 + (keyscaleTable[freq/262205] >> (3-_keyScale)); - if (r >= 64) - r = 63; - } - value = (double) powtbl[(r&3) << 7] * (0x10 << (r>>2)) / 31; - _sustainRate = (int32) value / _owner->_rate; - - r = _specifiedReleaseRate; - if (r != 0) { - r = r * 2 + 1; // (Translated) I cannot know whether the timing is a good choice or not - r = r * 2 + (keyscaleTable[freq/262205] >> (3-_keyScale)); - // KS - if (r >= 64) - r = 63; - } - value = (double) powtbl[(r&3) << 7] * (0x10 << (r>>2)) / 31; - _releaseRate = (int32) value / _owner->_rate; -} - -void Operator2612::nextTick(const int *phasebuf, int *outbuf, int buflen) { - if (_state == _s_ready) - return; - if (_state == _s_attacking && _attackTime <= 0) { - _currentLevel = 0; - _state = _s_decaying; - } - - int32 levelIncrement = 0; - int32 target = 0; - State next_state = _s_ready; - const int32 zero_level = ((int32)0x7f << 15); - const int phaseIncrement = (_multiple > 0) ? (_frequency * _multiple) : (_frequency / 2); - - int32 output = _lastOutput; - int32 level = _currentLevel + _totalLevel; - - while (buflen) { - switch (_state) { - case _s_ready: - return; - case _s_attacking: - next_state = _s_attacking; - break; - case _s_decaying: - levelIncrement = _decayRate; - target = _sustainLevel + _totalLevel; - next_state = _s_sustaining; - break; - case _s_sustaining: - levelIncrement = _sustainRate; - target = zero_level + _totalLevel; - next_state = _s_ready; - break; - case _s_releasing: - levelIncrement = _releaseRate; - target = zero_level + _totalLevel; - next_state = _s_ready; - break; - } - - bool switching = false; - do { - if (next_state == _s_attacking) { - // Attack phase - ++_tickCount; - int i = (int) (_tickCount * _attackTime); - if (i >= 1024) { - level = _totalLevel; - _state = _s_decaying; - switching = true; - } else { - level = (attackOut[i] << (31 - 8 - 16)) + _totalLevel; - } - } else { - // Decay, Sustain and Release phases - level += levelIncrement; - if (level >= target) { - level = target; - _state = next_state; - switching = true; - } - } - - if (level < zero_level) { - int phaseShift = *phasebuf >> 2; - if (_feedbackLevel) - phaseShift += (output << (_feedbackLevel - 1)) / 1024; - output = sintbl[((_phase >> 7) + phaseShift) & 0x7ff]; - output >>= (level >> 18); - // Here is the original code, which requires 64-bit ints -// output *= powtbl[511 - ((level>>25)&511)]; -// output >>= 16; -// output >>= 1; - // And here's our 32-bit trick for doing it. (Props to Fingolfin!) - // Result varies from original code by max of 1. -// int powVal = powtbl[511 - ((level>>9)&511)]; -// int outputHI = output / 256; -// int powHI = powVal / 256; -// output = (outputHI * powHI) / 2 + (outputHI * (powVal % 256) + powHI * (output % 256)) / 512; - // And here's the even faster code. - // Result varies from original code by max of 8. - output = ((output >> 4) * (powtbl[511-((level>>9)&511)] >> 3)) / 1024; - - _phase += phaseIncrement; - _phase &= 0x3ffff; - } else - output = 0; - - *outbuf += output; - --buflen; - ++phasebuf; - ++outbuf; - } while (buflen && !switching); - } - _lastOutput = output; - _currentLevel = level - _totalLevel; -} - -//////////////////////////////////////// -// -// Voice2612 implementation -// -//////////////////////////////////////// - -Voice2612::Voice2612() { - next = 0; - _control7 = 127; - _note = 40; - _frequency = 440; - _frequencyOffs = 0x2000; - _algorithm = 7; - - _buffer = 0; - _buflen = 0; - - int i; - for (i = 0; i < ARRAYSIZE(_opr); ++i) - _opr[i] = new Operator2612 (this); - velocity(0); -} - -Voice2612::~Voice2612() { - int i; - for (i = 0; i < ARRAYSIZE(_opr); ++i) - delete _opr[i]; - free(_buffer); -} - -void Voice2612::velocity(int velo) { - _velocity = velo; -#if 0 - int v = (velo * _control7) >> 7; -#else - int v = velo + (_control7 - 127) * 4; -#endif - bool iscarrier[8][4] = { - { false, false, false, true, }, //0 - { false, false, false, true, }, //1 - { false, false, false, true, }, //2 - { false, false, false, true, }, //3 - { false, true, false, true, }, //4 - { false, true, true, true, }, //5 - { false, true, true, true, }, //6 - { true, true, true, true, }, //7 - }; - int opr; - for (opr = 0; opr < 4; opr++) - if (iscarrier[_algorithm][opr]) - _opr[opr]->velocity(v); - else - _opr[opr]->velocity(127); -} - -void Voice2612::setControlParameter(int control, int value) { - switch (control) { - case 7: - _control7 = value; - velocity(_velocity); - break; - case 123: - // All notes off - noteOff(_note); - }; -} - -void Voice2612::setInstrument(byte const *instrument) { - if (instrument == NULL) - return; - - _algorithm = instrument[32] & 7; - _opr[0]->feedbackLevel((instrument[32] >> 3) & 7); - _opr[1]->feedbackLevel(0); - _opr[2]->feedbackLevel(0); - _opr[3]->feedbackLevel(0); - _opr[0]->setInstrument(instrument + 0); - _opr[1]->setInstrument(instrument + 2); - _opr[2]->setInstrument(instrument + 1); - _opr[3]->setInstrument(instrument + 3); -} - -void Voice2612::nextTick(int *outbuf, int buflen) { - if (_velocity == 0) - return; - - if (_buflen < buflen) { - free(_buffer); - _buflen = buflen; - _buffer = (int *) malloc(sizeof(int) * buflen * 2); - } - - int *buf1 = _buffer; - int *buf2 = _buffer + buflen; - memset(_buffer, 0, sizeof(int) * buflen * 2); - - switch (_algorithm) { - case 0: - _opr[0]->nextTick(buf1, buf2, buflen); - _opr[1]->nextTick(buf2, buf1, buflen); - memset (buf2, 0, sizeof (int) * buflen); - _opr[2]->nextTick(buf1, buf2, buflen); - _opr[3]->nextTick(buf2, outbuf, buflen); - break; - case 1: - _opr[0]->nextTick(buf1, buf2, buflen); - _opr[1]->nextTick(buf1, buf2, buflen); - _opr[2]->nextTick(buf2, buf1, buflen); - _opr[3]->nextTick(buf1, outbuf, buflen); - break; - case 2: - _opr[1]->nextTick(buf1, buf2, buflen); - _opr[2]->nextTick(buf2, buf1, buflen); - memset(buf2, 0, sizeof(int) * buflen); - _opr[0]->nextTick(buf2, buf1, buflen); - _opr[3]->nextTick(buf1, outbuf, buflen); - break; - case 3: - _opr[0]->nextTick(buf1, buf2, buflen); - _opr[1]->nextTick(buf2, buf1, buflen); - memset(buf2, 0, sizeof(int) * buflen); - _opr[2]->nextTick(buf2, buf1, buflen); - _opr[3]->nextTick(buf1, outbuf, buflen); - break; - case 4: - _opr[0]->nextTick(buf1, buf2, buflen); - _opr[1]->nextTick(buf2, outbuf, buflen); - _opr[2]->nextTick(buf1, buf1, buflen); - _opr[3]->nextTick(buf1, outbuf, buflen); - break; - case 5: - _opr[0]->nextTick(buf1, buf2, buflen); - _opr[1]->nextTick(buf2, outbuf, buflen); - _opr[2]->nextTick(buf2, outbuf, buflen); - _opr[3]->nextTick(buf2, outbuf, buflen); - break; - case 6: - _opr[0]->nextTick(buf1, buf2, buflen); - _opr[1]->nextTick(buf2, outbuf, buflen); - _opr[2]->nextTick(buf1, outbuf, buflen); - _opr[3]->nextTick(buf1, outbuf, buflen); - break; - case 7: - _opr[0]->nextTick(buf1, outbuf, buflen); - _opr[1]->nextTick(buf1, outbuf, buflen); - _opr[2]->nextTick(buf1, outbuf, buflen); - _opr[3]->nextTick(buf1, outbuf, buflen); - break; - }; -} - -void Voice2612::noteOn(int n, int onVelo) { - _note = n; - velocity(onVelo); - recalculateFrequency(); - int i; - for (i = 0; i < ARRAYSIZE(_opr); i++) - _opr[i]->keyOn(); -} - -bool Voice2612::noteOff(int note) { - if (_note != note) - return false; - int i; - for (i = 0; i < ARRAYSIZE(_opr); i++) - _opr[i]->keyOff(); - return true; -} - -void Voice2612::pitchBend(int value) { - _frequencyOffs = value; - recalculateFrequency(); -} - -void Voice2612::recalculateFrequency() { - // - // - // - int32 basefreq = frequencyTable[_note]; - int cfreq = frequencyTable[_note - (_note % 12)]; - int oct = _note / 12; - int fnum = (int) (((double)basefreq * (1 << 13)) / cfreq); - fnum += _frequencyOffs - 0x2000; - if (fnum < 0x2000) { - fnum += 0x2000; - oct--; - } - if (fnum >= 0x4000) { - fnum -= 0x2000; - oct++; - } - - // - _frequency = (int) ((frequencyTable[oct*12] * (double)fnum) / 8); - - int i; - for (i = 0; i < ARRAYSIZE(_opr); i++) - _opr[i]->frequency(_frequency); -} - -//////////////////////////////////////// -// -// MidiChannel_YM2612 -// -//////////////////////////////////////// - -MidiChannel_YM2612::MidiChannel_YM2612() { - _voices = 0; - _next_voice = 0; -} - -MidiChannel_YM2612::~MidiChannel_YM2612() { - removeAllVoices(); -} - -void MidiChannel_YM2612::removeAllVoices() { - if (!_voices) - return; - Voice2612 *last, *voice = _voices; - for (; voice; voice = last) { - last = voice->next; - delete voice; - } - _voices = _next_voice = 0; -} - -void MidiChannel_YM2612::noteOn(byte note, byte onVelo) { - if (!_voices) - return; - _next_voice = _next_voice ? _next_voice : _voices; - _next_voice->noteOn(note, onVelo); - _next_voice = _next_voice->next; -} - -void MidiChannel_YM2612::noteOff(byte note) { - if (!_voices) - return; - if (_next_voice == _voices) - _next_voice = 0; - Voice2612 *voice = _next_voice; - do { - if (!voice) - voice = _voices; - if (voice->noteOff(note)) { - _next_voice = voice; - break; - } - voice = voice->next; - } while (voice != _next_voice); -} - -void MidiChannel_YM2612::controlChange(byte control, byte value) { - // - if (control == 121) { - // Reset controller - removeAllVoices(); - } else { - Voice2612 *voice = _voices; - for (; voice; voice = voice->next) - voice->setControlParameter(control, value); - } -} - -void MidiChannel_YM2612::sysEx_customInstrument(uint32 type, const byte *fmInst) { - if (type != 'EUP ') - return; - Voice2612 *voice = new Voice2612; - voice->next = _voices; - _voices = voice; - voice->_rate = _rate; - voice->setInstrument(fmInst); -} - -void MidiChannel_YM2612::pitchBend(int16 value) { - // - Voice2612 *voice = _voices; - for (; voice; voice = voice->next) - voice->pitchBend(value); -} - -void MidiChannel_YM2612::nextTick(int *outbuf, int buflen) { - Voice2612 *voice = _voices; - for (; voice; voice = voice->next) - voice->nextTick(outbuf, buflen); -} - -void MidiChannel_YM2612::rate(uint16 r) { - _rate = r; - Voice2612 *voice = _voices; - for (; voice; voice = voice->next) - voice->_rate = r; -} - -//////////////////////////////////////// -// -// MidiDriver_YM2612 -// -//////////////////////////////////////// - -MidiDriver_YM2612::MidiDriver_YM2612(Audio::Mixer *mixer) - : MidiDriver_Emulated(mixer) { - _next_voice = 0; - - createLookupTables(); - _volume = 256; - int i; - for (i = 0; i < ARRAYSIZE(_channel); i++) - _channel[i] = new MidiChannel_YM2612; - rate(getRate()); -} - -MidiDriver_YM2612::~MidiDriver_YM2612() { - int i; - for (i = 0; i < ARRAYSIZE(_channel); i++) - delete _channel[i]; - removeLookupTables(); -} - -int MidiDriver_YM2612::open() { - if (_isOpen) - return MERR_ALREADY_OPEN; - - MidiDriver_Emulated::open(); - - _mixer->playStream(Audio::Mixer::kPlainSoundType, &_mixerSoundHandle, this, -1, Audio::Mixer::kMaxChannelVolume, 0, DisposeAfterUse::NO, true); - return 0; -} - -void MidiDriver_YM2612::close() { - if (!_isOpen) - return; - _isOpen = false; - - _mixer->stopHandle(_mixerSoundHandle); -} - -void MidiDriver_YM2612::send(uint32 b) { - send(b & 0xF, b & 0xFFFFFFF0); -} - -void MidiDriver_YM2612::send(byte chan, uint32 b) { - //byte param3 = (byte) ((b >> 24) & 0xFF); - byte param2 = (byte) ((b >> 16) & 0xFF); - byte param1 = (byte) ((b >> 8) & 0xFF); - byte cmd = (byte) (b & 0xF0); - if (chan > ARRAYSIZE(_channel)) - return; - - switch (cmd) { - case 0x80:// Note Off - _channel[chan]->noteOff(param1); - break; - case 0x90: // Note On - _channel[chan]->noteOn(param1, param2); - break; - case 0xA0: // Aftertouch - break; // Not supported. - case 0xB0: // Control Change - _channel[chan]->controlChange(param1, param2); - break; - case 0xC0: // Program Change - _channel[chan]->programChange(param1); - break; - case 0xD0: // Channel Pressure - break; // Not supported. - case 0xE0: // Pitch Bend - _channel[chan]->pitchBend((param1 | (param2 << 7)) - 0x2000); - break; - case 0xF0: // SysEx - // We should never get here! SysEx information has to be - // sent via high-level semantic methods. - warning("MidiDriver_YM2612: Receiving SysEx command on a send() call"); - break; - - default: - warning("MidiDriver_YM2612: Unknown send() command 0x%02X", cmd); - } -} - -void MidiDriver_YM2612::sysEx(const byte *msg, uint16 length) { - if (msg[0] != 0x7C || msg[1] >= ARRAYSIZE(_channel)) - return; - _channel[msg[1]]->sysEx_customInstrument('EUP ', &msg[2]); -} - -void MidiDriver_YM2612::generateSamples(int16 *data, int len) { - memset(data, 0, 2 * sizeof(int16) * len); - nextTick(data, len); -} - -void MidiDriver_YM2612::nextTick(int16 *buf1, int buflen) { - int *buf0 = (int *)buf1; - - int i; - for (i = 0; i < ARRAYSIZE(_channel); i++) - _channel[i]->nextTick(buf0, buflen); - - for (i = 0; i < buflen; ++i) - buf1[i*2+1] = buf1[i*2] = ((buf0[i] * volume()) >> 10) & 0xffff; -} - -void MidiDriver_YM2612::rate(uint16 r) -{ - int i; - for (i = 0; i < ARRAYSIZE(_channel); i++) - _channel[i]->rate(r); -} - -void MidiDriver_YM2612::createLookupTables() { - { - int i; - sintbl = new int [2048]; - for (i = 0; i < 2048; i++) - sintbl[i] = (int)(0xffff * sin(i/2048.0*2.0*PI)); - } - - { - int i; - powtbl = new int [1025]; - for (i = 0; i <= 1024; i++) - powtbl[i] = (int)(0x10000 * pow(2.0, (i-512)/512.0)); - } - - { - int i; - int block; - - static int fnum[] = { - 0x026a, 0x028f, 0x02b6, 0x02df, - 0x030b, 0x0339, 0x036a, 0x039e, - 0x03d5, 0x0410, 0x044e, 0x048f, - }; - - // (int)(880.0 * 256.0 * pow(2.0, (note-0x51)/12.0)) - // - frequencyTable = new int [120]; - for (block = -1; block < 9; block++) { - for (i = 0; i < 12; i++) { - double freq = fnum[i] * (166400.0 / 3) * pow(2.0, block-21); - frequencyTable[(block+1)*12+i] = (int)(256.0 * freq); - } - } - - keycodeTable = new int [120]; - // detune - for (block = -1; block < 9; block++) { - for (i = 0; i < 12; i++) { - // see p.204 - int f8 = (fnum[i] >> 7) & 1; - int f9 = (fnum[i] >> 8) & 1; - int f10 = (fnum[i] >> 9) & 1; - int f11 = (fnum[i] >> 10) & 1; - int n4 = f11; - int n3 = (f11&(f10|f9|f8)) | (~f11&f10&f9&f8); - int note = n4*2 + n3; - // see p.207 - keycodeTable[(block+1)*12+i] = block*4 + note; - } - } - } - - { - int freq; - keyscaleTable = new int [8192]; - keyscaleTable[0] = 0; - for (freq = 1; freq < 8192; freq++) { - keyscaleTable[freq] = (int)(log((double)freq) / 9.03 * 32.0) - 1; - // 8368[Hz] (o9c) - } - } - - { - int i; - attackOut = new int [1024]; - for (i = 0; i < 1024; i++) - attackOut[i] = (int)(((0x7fff+0x03a5)*30.0) / (30.0+i)) - 0x03a5; - } -} - -void MidiDriver_YM2612::removeLookupTables() { - delete[] sintbl; - delete[] powtbl; - delete[] frequencyTable; - delete[] keycodeTable; - delete[] keyscaleTable; - delete[] attackOut; - sintbl = powtbl = frequencyTable = keycodeTable = keyscaleTable = attackOut = 0; -} - - -// Plugin interface - -class TownsEmuMusicPlugin : public MusicPluginObject { -public: - const char *getName() const { - return _s("FM Towns Emulator"); - } - - const char *getId() const { - return "towns"; - } - - MusicDevices getDevices() const; - Common::Error createInstance(MidiDriver **mididriver, MidiDriver::DeviceHandle = 0) const; -}; - -MusicDevices TownsEmuMusicPlugin::getDevices() const { - MusicDevices devices; - devices.push_back(MusicDevice(this, "", MT_TOWNS)); - return devices; -} - -Common::Error TownsEmuMusicPlugin::createInstance(MidiDriver **mididriver, MidiDriver::DeviceHandle) const { - *mididriver = new MidiDriver_YM2612(g_system->getMixer()); - - return Common::kNoError; -} - -//#if PLUGIN_ENABLED_DYNAMIC(TOWNS) - //REGISTER_PLUGIN_DYNAMIC(TOWNS, PLUGIN_TYPE_MUSIC, TownsEmuMusicPlugin); -//#else - REGISTER_PLUGIN_STATIC(TOWNS, PLUGIN_TYPE_MUSIC, TownsEmuMusicPlugin); -//#endif diff --git a/sound/softsynth/ym2612.h b/sound/softsynth/ym2612.h deleted file mode 100644 index 5fb2f32ef0..0000000000 --- a/sound/softsynth/ym2612.h +++ /dev/null @@ -1,179 +0,0 @@ -/* ScummVM - Graphic Adventure Engine - * - * ScummVM is the legal property of its developers, whose names - * are too numerous to list here. Please refer to the COPYRIGHT - * file distributed with this source distribution. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version 2 - * of the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. - * - * $URL$ - * $Id$ - */ - -#ifndef SOUND_SOFTSYNTH_Y2612_H -#define SOUND_SOFTSYNTH_Y2612_H - -#include "common/scummsys.h" - -#include "sound/softsynth/emumidi.h" - -//////////////////////////////////////// -// -// Class declarations -// -//////////////////////////////////////// - -class Voice2612; -class Operator2612 { -protected: - Voice2612 *_owner; - enum State { _s_ready, _s_attacking, _s_decaying, _s_sustaining, _s_releasing }; - State _state; - int32 _currentLevel; - int _frequency; - uint32 _phase; - int _lastOutput; - int _feedbackLevel; - int _detune; - int _multiple; - int32 _totalLevel; - int _keyScale; - int _velocity; - int _specifiedTotalLevel; - int _specifiedAttackRate; - int _specifiedDecayRate; - int _specifiedSustainLevel; - int _specifiedSustainRate; - int _specifiedReleaseRate; - int _tickCount; - int _attackTime; - int32 _decayRate; - int32 _sustainLevel; - int32 _sustainRate; - int32 _releaseRate; - -public: - Operator2612 (Voice2612 *owner); - ~Operator2612(); - void feedbackLevel(int level); - void setInstrument(byte const *instrument); - void velocity(int velo); - void keyOn(); - void keyOff(); - void frequency(int freq); - void nextTick(const int *phaseShift, int *outbuf, int buflen); - bool inUse() { return (_state != _s_ready); } -}; - -class Voice2612 { -public: - Voice2612 *next; - uint16 _rate; - -protected: - Operator2612 *_opr[4]; - int _velocity; - int _control7; - int _note; - int _frequencyOffs; - int _frequency; - int _algorithm; - - int *_buffer; - int _buflen; - -public: - Voice2612(); - ~Voice2612(); - void setControlParameter(int control, int value); - void setInstrument(byte const *instrument); - void velocity(int velo); - void nextTick(int *outbuf, int buflen); - void noteOn(int n, int onVelo); - bool noteOff(int note); - void pitchBend(int value); - void recalculateFrequency(); -}; - -class MidiChannel_YM2612 : public MidiChannel { -protected: - uint16 _rate; - Voice2612 *_voices; - Voice2612 *_next_voice; - -public: - void removeAllVoices(); - void nextTick(int *outbuf, int buflen); - void rate(uint16 r); - -public: - MidiChannel_YM2612(); - virtual ~MidiChannel_YM2612(); - - // MidiChannel interface - MidiDriver *device() { return 0; } - byte getNumber() { return 0; } - void release() { } - void send(uint32 b) { } - void noteOff(byte note); - void noteOn(byte note, byte onVelo); - void programChange(byte program) { } - void pitchBend(int16 value); - void controlChange(byte control, byte value); - void pitchBendFactor(byte value) { } - void sysEx_customInstrument(uint32 type, const byte *instr); -}; - -class MidiDriver_YM2612 : public MidiDriver_Emulated { -protected: - MidiChannel_YM2612 *_channel[16]; - - int _next_voice; - int _volume; - -protected: - void nextTick(int16 *buf1, int buflen); - int volume(int val = -1) { if (val >= 0) _volume = val; return _volume; } - void rate(uint16 r); - - void generateSamples(int16 *buf, int len); - -public: - MidiDriver_YM2612(Audio::Mixer *mixer); - virtual ~MidiDriver_YM2612(); - - static void createLookupTables(); - static void removeLookupTables(); - - int open(); - void close(); - void send(uint32 b); - void send(byte channel, uint32 b); // Supports higher than channel 15 - uint32 property(int prop, uint32 param) { return 0; } - - void setPitchBendRange(byte channel, uint range) { } - void sysEx(const byte *msg, uint16 length); - - MidiChannel *allocateChannel() { return 0; } - MidiChannel *getPercussionChannel() { return 0; } - - - // AudioStream API - bool isStereo() const { return true; } - int getRate() const { return _mixer->getOutputRate(); } -}; - -#endif - |