From 42ab839dd6c8a1570b232101eb97f4e54de57935 Mon Sep 17 00:00:00 2001 From: Max Horn Date: Wed, 9 Feb 2011 01:09:01 +0000 Subject: AUDIO: Rename sound/ dir to audio/ svn-id: r55850 --- sound/mods/infogrames.cpp | 470 ------------------ sound/mods/infogrames.h | 148 ------ sound/mods/maxtrax.cpp | 1040 --------------------------------------- sound/mods/maxtrax.h | 225 --------- sound/mods/module.cpp | 252 ---------- sound/mods/module.h | 90 ---- sound/mods/paula.cpp | 212 -------- sound/mods/paula.h | 210 -------- sound/mods/protracker.cpp | 466 ------------------ sound/mods/protracker.h | 57 --- sound/mods/rjp1.cpp | 582 ---------------------- sound/mods/rjp1.h | 50 -- sound/mods/soundfx.cpp | 275 ----------- sound/mods/soundfx.h | 53 -- sound/mods/tfmx.cpp | 1193 --------------------------------------------- sound/mods/tfmx.h | 284 ----------- 16 files changed, 5607 deletions(-) delete mode 100644 sound/mods/infogrames.cpp delete mode 100644 sound/mods/infogrames.h delete mode 100644 sound/mods/maxtrax.cpp delete mode 100644 sound/mods/maxtrax.h delete mode 100644 sound/mods/module.cpp delete mode 100644 sound/mods/module.h delete mode 100644 sound/mods/paula.cpp delete mode 100644 sound/mods/paula.h delete mode 100644 sound/mods/protracker.cpp delete mode 100644 sound/mods/protracker.h delete mode 100644 sound/mods/rjp1.cpp delete mode 100644 sound/mods/rjp1.h delete mode 100644 sound/mods/soundfx.cpp delete mode 100644 sound/mods/soundfx.h delete mode 100644 sound/mods/tfmx.cpp delete mode 100644 sound/mods/tfmx.h (limited to 'sound/mods') diff --git a/sound/mods/infogrames.cpp b/sound/mods/infogrames.cpp deleted file mode 100644 index 048872d4a0..0000000000 --- a/sound/mods/infogrames.cpp +++ /dev/null @@ -1,470 +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/mods/infogrames.h" -#include "common/endian.h" -#include "common/file.h" -#include "common/memstream.h" - -namespace Audio { - -Infogrames::Instruments::Instruments() { - init(); -} - -Infogrames::Instruments::~Instruments() { - delete[] _sampleData; -} - -void Infogrames::Instruments::init() { - int i; - - for (i = 0; i < 32; i++) { - _samples[i].data = 0; - _samples[i].dataRepeat = 0; - _samples[i].length = 0; - _samples[i].lengthRepeat = 0; - } - _count = 0; - _sampleData = 0; -} - -bool Infogrames::Instruments::load(const char *ins) { - Common::File f; - - if (f.open(ins)) - return load(f); - return false; -} - -bool Infogrames::Instruments::load(Common::SeekableReadStream &ins) { - int i; - int32 fsize; - int32 offset[32]; - int32 offsetRepeat[32]; - int32 dataOffset; - - unload(); - - fsize = ins.readUint32BE(); - dataOffset = fsize; - for (i = 0; (i < 32) && !ins.eos(); i++) { - offset[i] = ins.readUint32BE(); - offsetRepeat[i] = ins.readUint32BE(); - if ((offset[i] > fsize) || (offsetRepeat[i] > fsize) || - (offset[i] < (ins.pos() + 4)) || - (offsetRepeat[i] < (ins.pos() + 4))) { - // Definitely no real entry anymore - ins.seek(-8, SEEK_CUR); - break; - } - - dataOffset = MIN(dataOffset, MIN(offset[i], offsetRepeat[i])); - ins.skip(4); // Unknown - _samples[i].length = ins.readUint16BE() * 2; - _samples[i].lengthRepeat = ins.readUint16BE() * 2; - } - - if (dataOffset >= fsize) - return false; - - _count = i; - _sampleData = new int8[fsize - dataOffset]; - ins.seek(dataOffset + 4); - ins.read(_sampleData, fsize - dataOffset); - - for (i--; i >= 0; i--) { - _samples[i].data = _sampleData + (offset[i] - dataOffset); - _samples[i].dataRepeat = _sampleData + (offsetRepeat[i] - dataOffset); - } - - return true; -} - -void Infogrames::Instruments::unload() { - delete[] _sampleData; - init(); -} - -const uint8 Infogrames::tickCount[] = - {2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96}; -const uint16 Infogrames::periods[] = - {0x6ACC, 0x64CC, 0x5F25, 0x59CE, 0x54C3, 0x5003, 0x4B86, 0x4747, 0x4346, - 0x3F8B, 0x3BF3, 0x3892, 0x3568, 0x3269, 0x2F93, 0x2CEA, 0x2A66, 0x2801, - 0x2566, 0x23A5, 0x21AF, 0x1FC4, 0x1DFE, 0x1C4E, 0x1ABC, 0x1936, 0x17CC, - 0x1676, 0x1533, 0x1401, 0x12E4, 0x11D5, 0x10D4, 0x0FE3, 0x0EFE, 0x0E26, - 0x0D5B, 0x0C9B, 0x0BE5, 0x0B3B, 0x0A9B, 0x0A02, 0x0972, 0x08E9, 0x0869, - 0x07F1, 0x077F, 0x0713, 0x06AD, 0x064D, 0x05F2, 0x059D, 0x054D, 0x0500, - 0x04B8, 0x0475, 0x0435, 0x03F8, 0x03BF, 0x038A, 0x0356, 0x0326, 0x02F9, - 0x02CF, 0x02A6, 0x0280, 0x025C, 0x023A, 0x021A, 0x01FC, 0x01E0, 0x01C5, - 0x01AB, 0x0193, 0x017D, 0x0167, 0x0153, 0x0140, 0x012E, 0x011D, 0x010D, - 0x00FE, 0x00F0, 0x00E2, 0x00D6, 0x00CA, 0x00BE, 0x00B4, 0x00AA, 0x00A0, - 0x0097, 0x008F, 0x0087, 0x007F, 0x0078, 0x0070, 0x0060, 0x0050, 0x0040, - 0x0030, 0x0020, 0x0010, 0x0000, 0x0000, 0x0020, 0x2020, 0x2020, 0x2020, - 0x2020, 0x3030, 0x3030, 0x3020, 0x2020, 0x2020, 0x2020, 0x2020, 0x2020, - 0x2020, 0x2020, 0x2020, 0x2090, 0x4040, 0x4040, 0x4040, 0x4040, 0x4040, - 0x4040, 0x4040, 0x400C, 0x0C0C, 0x0C0C, 0x0C0C, 0x0C0C, 0x0C40, 0x4040, - 0x4040, 0x4040, 0x0909, 0x0909, 0x0909, 0x0101, 0x0101, 0x0101, 0x0101, - 0x0101, 0x0101, 0x0101, 0x0101, 0x0101, 0x0101, 0x4040, 0x4040, 0x4040, - 0x0A0A, 0x0A0A, 0x0A0A, 0x0202, 0x0202, 0x0202, 0x0202, 0x0202, 0x0202, - 0x0202, 0x0202, 0x0202, 0x0202, 0x4040, 0x4040, 0x2000}; - -Infogrames::Infogrames(Instruments &ins, bool stereo, int rate, - int interruptFreq) : Paula(stereo, rate, interruptFreq) { - _instruments = &ins; - _data = 0; - _repCount = -1; - - reset(); -} - -Infogrames::~Infogrames() { - delete[] _data; -} - -void Infogrames::init() { - int i; - - _volume = 0; - _period = 0; - _sample = 0; - _speedCounter = _speed; - - for (i = 0; i < 4; i++) { - _chn[i].cmds = 0; - _chn[i].cmdBlocks = 0; - _chn[i].volSlide.finetuneNeg = 0; - _chn[i].volSlide.finetunePos = 0; - _chn[i].volSlide.data = 0; - _chn[i].volSlide.amount = 0; - _chn[i].volSlide.dataOffset = 0; - _chn[i].volSlide.flags = 0; - _chn[i].volSlide.curDelay1 = 0; - _chn[i].volSlide.curDelay2 = 0; - _chn[i].periodSlide.finetuneNeg = 0; - _chn[i].periodSlide.finetunePos = 0; - _chn[i].periodSlide.data = 0; - _chn[i].periodSlide.amount = 0; - _chn[i].periodSlide.dataOffset = 0; - _chn[i].periodSlide.flags = 0; - _chn[i].periodSlide.curDelay1 = 0; - _chn[i].periodSlide.curDelay2 = 0; - _chn[i].period = 0; - _chn[i].flags = 0x81; - _chn[i].ticks = 0; - _chn[i].tickCount = 0; - _chn[i].periodMod = 0; - } - - _end = (_data == 0); -} - -void Infogrames::reset() { - int i; - - stopPlay(); - init(); - - _volSlideBlocks = 0; - _periodSlideBlocks = 0; - _subSong = 0; - _cmdBlocks = 0; - _speedCounter = 0; - _speed = 0; - - for (i = 0; i < 4; i++) - _chn[i].cmdBlockIndices = 0; -} - -bool Infogrames::load(const char *dum) { - Common::File f; - - if (f.open(dum)) - return load(f); - return false; -} - -bool Infogrames::load(Common::SeekableReadStream &dum) { - int subSong = 0; - int i; - uint32 size; - - size = dum.size(); - if (size < 20) - return false; - - _data = new uint8[size]; - dum.seek(0); - dum.read(_data, size); - - Common::MemoryReadStream dataStr(_data, size); - - dataStr.seek(subSong * 2); - dataStr.seek(dataStr.readUint16BE()); - _subSong = _data + dataStr.pos(); - if (_subSong > (_data + size)) - return false; - - _speedCounter = dataStr.readUint16BE(); - _speed = _speedCounter; - _volSlideBlocks = _subSong + dataStr.readUint16BE(); - _periodSlideBlocks = _subSong + dataStr.readUint16BE(); - for (i = 0; i < 4; i++) { - _chn[i].cmdBlockIndices = _subSong + dataStr.readUint16BE(); - _chn[i].flags = 0x81; - } - _cmdBlocks = _data + dataStr.pos() + 2; - - if ((_volSlideBlocks > (_data + size)) || - (_periodSlideBlocks > (_data + size)) || - (_chn[0].cmdBlockIndices > (_data + size)) || - (_chn[1].cmdBlockIndices > (_data + size)) || - (_chn[2].cmdBlockIndices > (_data + size)) || - (_chn[3].cmdBlockIndices > (_data + size)) || - (_cmdBlocks > (_data + size))) - return false; - - startPaula(); - return true; -} - -void Infogrames::unload() { - stopPlay(); - - delete[] _data; - _data = 0; - - clearVoices(); - reset(); -} - -void Infogrames::getNextSample(Channel &chn) { - byte *data; - byte cmdBlock = 0; - uint16 cmd; - bool cont = false; - - if (chn.flags & 64) - return; - - if (chn.flags & 1) { - chn.flags &= ~1; - chn.cmdBlocks = chn.cmdBlockIndices; - } else { - chn.flags &= ~1; - if (_speedCounter == 0) - chn.ticks--; - if (chn.ticks != 0) { - _volume = MAX((int16) 0, tune(chn.volSlide, 0)); - _period = tune(chn.periodSlide, chn.period); - return; - } else { - chn.ticks = chn.tickCount; - cont = true; - } - } - - while (1) { - while (cont || ((cmdBlock = *chn.cmdBlocks) != 0xFF)) { - if (!cont) { - chn.cmdBlocks++; - chn.cmds = _subSong + - READ_BE_UINT16(_cmdBlocks + (cmdBlock * 2)); - } else - cont = false; - while ((cmd = *chn.cmds) != 0xFF) { - chn.cmds++; - if (cmd & 128) - { - switch (cmd & 0xE0) { - case 0x80: // 100xxxxx - Set ticks - chn.ticks = tickCount[cmd & 0xF]; - chn.tickCount = tickCount[cmd & 0xF]; - break; - case 0xA0: // 101xxxxx - Set sample - _sample = cmd & 0x1F; - break; - case 0xC0: // 110xxxxx - Set volume slide/finetune - data = _volSlideBlocks + (cmd & 0x1F) * 13; - chn.volSlide.flags = (*data & 0x80) | 1; - chn.volSlide.amount = *data++ & 0x7F; - chn.volSlide.data = data; - chn.volSlide.dataOffset = 0; - chn.volSlide.finetunePos = 0; - chn.volSlide.finetuneNeg = 0; - chn.volSlide.curDelay1 = 0; - chn.volSlide.curDelay2 = 0; - break; - case 0xE0: // 111xxxxx - Extended - switch (cmd & 0x1F) { - case 0: // Set period modifier - chn.periodMod = (int8) *chn.cmds++; - break; - case 1: // Set continuous period slide - chn.periodSlide.data = - _periodSlideBlocks + *chn.cmds++ * 13 + 1; - chn.periodSlide.amount = 0; - chn.periodSlide.dataOffset = 0; - chn.periodSlide.finetunePos = 0; - chn.periodSlide.finetuneNeg = 0; - chn.periodSlide.curDelay1 = 0; - chn.periodSlide.curDelay2 = 0; - chn.periodSlide.flags = 0x81; - break; - case 2: // Set non-continuous period slide - chn.periodSlide.data = - _periodSlideBlocks + *chn.cmds++ * 13 + 1; - chn.periodSlide.amount = 0; - chn.periodSlide.dataOffset = 0; - chn.periodSlide.finetunePos = 0; - chn.periodSlide.finetuneNeg = 0; - chn.periodSlide.curDelay1 = 0; - chn.periodSlide.curDelay2 = 0; - chn.periodSlide.flags = 1; - break; - case 3: // NOP - break; - default: - warning("Unknown Infogrames command: %X", cmd); - } - break; - } - } else { // 0xxxxxxx - Set period - if (cmd != 0) - cmd += chn.periodMod; - chn.period = periods[cmd]; - chn.volSlide.dataOffset = 0; - chn.volSlide.finetunePos = 0; - chn.volSlide.finetuneNeg = 0; - chn.volSlide.curDelay1 = 0; - chn.volSlide.curDelay2 = 0; - chn.volSlide.flags |= 1; - chn.volSlide.flags &= ~4; - chn.periodSlide.dataOffset = 0; - chn.periodSlide.finetunePos = 0; - chn.periodSlide.finetuneNeg = 0; - chn.periodSlide.curDelay1 = 0; - chn.periodSlide.curDelay2 = 0; - chn.periodSlide.flags |= 1; - chn.periodSlide.flags &= ~4; - _volume = MAX((int16) 0, tune(chn.volSlide, 0)); - _period = tune(chn.periodSlide, chn.period); - return; - } - } - } - if (!(chn.flags & 32)) { - chn.flags |= 0x40; - _volume = 0; - return; - } else - chn.cmdBlocks = chn.cmdBlockIndices; - } -} - -int16 Infogrames::tune(Slide &slide, int16 start) const { - byte *data; - uint8 off; - - data = slide.data + slide.dataOffset; - - if (slide.flags & 1) - slide.finetunePos += (int8) data[1]; - slide.flags &= ~1; - - start += slide.finetunePos - slide.finetuneNeg; - if (start < 0) - start = 0; - - if (slide.flags & 4) - return start; - - slide.curDelay1++; - if (slide.curDelay1 != data[2]) - return start; - slide.curDelay2++; - slide.curDelay1 = 0; - if (slide.curDelay2 == data[0]) { - slide.curDelay2 = 0; - off = slide.dataOffset + 3; - if (off == 12) { - if (slide.flags == 0) { - slide.flags |= 4; - return start; - } else { - slide.curDelay2 = 0; - slide.finetuneNeg += slide.amount; - off = 3; - } - } - slide.dataOffset = off; - } - slide.flags |= 1; - return start; -} - -void Infogrames::interrupt() { - int chn; - - if (!_data) { - clearVoices(); - return; - } - - _speedCounter--; - _sample = 0xFF; - for (chn = 0; chn < 4; chn++) { - _volume = 0; - _period = 0; - getNextSample(_chn[chn]); - setChannelVolume(chn, _volume); - setChannelPeriod(chn, _period); - if ((_sample != 0xFF) && (_sample < _instruments->_count)) { - setChannelData(chn, - _instruments->_samples[_sample].data, - _instruments->_samples[_sample].dataRepeat, - _instruments->_samples[_sample].length, - _instruments->_samples[_sample].lengthRepeat); - _sample = 0xFF; - } - } - if (_speedCounter == 0) - _speedCounter = _speed; - - // End reached? - if ((_chn[0].flags & 64) && (_chn[1].flags & 64) && - (_chn[2].flags & 64) && (_chn[3].flags & 64)) { - if (_repCount > 0) { - _repCount--; - init(); - } else if (_repCount != -1) { - stopPaula(); - } else { - init(); - } - } -} - -} // End of namespace Audio diff --git a/sound/mods/infogrames.h b/sound/mods/infogrames.h deleted file mode 100644 index 1f3d74f38b..0000000000 --- a/sound/mods/infogrames.h +++ /dev/null @@ -1,148 +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. - * - * $URL$ - * $Id$ - * - */ - -/** - * @file - * Sound decoder used in engines: - * - gob - */ - -#ifndef SOUND_MODS_INFOGRAMES_H -#define SOUND_MODS_INFOGRAMES_H - -#include "sound/mods/paula.h" -#include "common/stream.h" - -namespace Audio { - -/** A player for the Infogrames/RobHubbard2 format */ -class Infogrames : public Paula { -public: - class Instruments { - public: - Instruments(); - template Instruments(T ins) { - init(); - bool result = load(ins); - assert(result); - } - ~Instruments(); - - bool load(Common::SeekableReadStream &ins); - bool load(const char *ins); - void unload(); - - uint8 getCount() const { return _count; } - - protected: - struct Sample { - int8 *data; - int8 *dataRepeat; - uint32 length; - uint32 lengthRepeat; - } _samples[32]; - - uint8 _count; - int8 *_sampleData; - - void init(); - - friend class Infogrames; - }; - - Infogrames(Instruments &ins, bool stereo = false, int rate = 44100, - int interruptFreq = 0); - ~Infogrames(); - - Instruments *getInstruments() const { return _instruments; } - bool getRepeating() const { return _repCount != 0; } - void setRepeating (int32 repCount) { _repCount = repCount; } - - bool load(Common::SeekableReadStream &dum); - bool load(const char *dum); - void unload(); - void restart() { - if (_data) { - // Use the mutex here to ensure we do not call init() - // while data is being read by the mixer thread. - _mutex.lock(); - init(); - startPlay(); - _mutex.unlock(); - } - } - -protected: - Instruments *_instruments; - - static const uint8 tickCount[]; - static const uint16 periods[]; - byte *_data; - int32 _repCount; - - byte *_subSong; - byte *_cmdBlocks; - byte *_volSlideBlocks; - byte *_periodSlideBlocks; - uint8 _speedCounter; - uint8 _speed; - - uint16 _volume; - int16 _period; - uint8 _sample; - - struct Slide { - byte *data; - int8 amount; - uint8 dataOffset; - int16 finetuneNeg; - int16 finetunePos; - uint8 curDelay1; - uint8 curDelay2; - uint8 flags; // 0: Apply finetune modifier, 2: Don't slide, 7: Continuous - }; - struct Channel { - byte *cmdBlockIndices; - byte *cmdBlocks; - byte *cmds; - uint8 ticks; - uint8 tickCount; - Slide volSlide; - Slide periodSlide; - int16 period; - int8 periodMod; - uint8 flags; // 0: Need init, 5: Loop cmdBlocks, 6: Ignore channel - } _chn[4]; - - void init(); - void reset(); - void getNextSample(Channel &chn); - int16 tune(Slide &slide, int16 start) const; - virtual void interrupt(); -}; - -} // End of namespace Audio - -#endif diff --git a/sound/mods/maxtrax.cpp b/sound/mods/maxtrax.cpp deleted file mode 100644 index 08e73fb96a..0000000000 --- a/sound/mods/maxtrax.cpp +++ /dev/null @@ -1,1040 +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" -#include "common/endian.h" -#include "common/stream.h" -#include "common/util.h" -#include "common/debug.h" - -#include "sound/mods/maxtrax.h" - -// test for engines using this class. -#if defined(SOUND_MODS_MAXTRAX_H) - -namespace { - -enum { K_VALUE = 0x9fd77, PREF_PERIOD = 0x8fd77, PERIOD_LIMIT = 0x6f73d }; -enum { NO_BEND = 64 << 7, MAX_BEND_RANGE = 24 }; - -int32 precalcNote(byte baseNote, int16 tune, byte octave) { - return K_VALUE + 0x3C000 - ((baseNote << 14) + (tune << 11) / 3) / 3 - (octave << 16); -} - -int32 calcVolumeDelta(int32 delta, uint16 time, uint16 vBlankFreq) { - const int32 div = time * vBlankFreq; - // div <= 1000 means time to small (or even 0) - return (div <= 1000) ? delta : (1000 * delta) / div; -} - -int32 calcTempo(const uint16 tempo, uint16 vBlankFreq) { - return (int32)(((uint32)(tempo & 0xFFF0) << 8) / (uint16)(5 * vBlankFreq)); -} - -void nullFunc(int) {} - -// Function to calculate 2^x, where x is a fixedpoint number with 16 fraction bits -// using exp would be more accurate and needs less space if mathlibrary is already linked -// but this function should be faster and doesnt use floats -#if 1 -inline uint32 pow2Fixed(int32 val) { - static const uint16 tablePow2[] = { - 0, 178, 356, 535, 714, 893, 1073, 1254, 1435, 1617, 1799, 1981, 2164, 2348, 2532, 2716, - 2902, 3087, 3273, 3460, 3647, 3834, 4022, 4211, 4400, 4590, 4780, 4971, 5162, 5353, 5546, 5738, - 5932, 6125, 6320, 6514, 6710, 6906, 7102, 7299, 7496, 7694, 7893, 8092, 8292, 8492, 8693, 8894, - 9096, 9298, 9501, 9704, 9908, 10113, 10318, 10524, 10730, 10937, 11144, 11352, 11560, 11769, 11979, 12189, - 12400, 12611, 12823, 13036, 13249, 13462, 13676, 13891, 14106, 14322, 14539, 14756, 14974, 15192, 15411, 15630, - 15850, 16071, 16292, 16514, 16737, 16960, 17183, 17408, 17633, 17858, 18084, 18311, 18538, 18766, 18995, 19224, - 19454, 19684, 19915, 20147, 20379, 20612, 20846, 21080, 21315, 21550, 21786, 22023, 22260, 22498, 22737, 22977, - 23216, 23457, 23698, 23940, 24183, 24426, 24670, 24915, 25160, 25406, 25652, 25900, 26148, 26396, 26645, 26895, - 27146, 27397, 27649, 27902, 28155, 28409, 28664, 28919, 29175, 29432, 29690, 29948, 30207, 30466, 30727, 30988, - 31249, 31512, 31775, 32039, 32303, 32568, 32834, 33101, 33369, 33637, 33906, 34175, 34446, 34717, 34988, 35261, - 35534, 35808, 36083, 36359, 36635, 36912, 37190, 37468, 37747, 38028, 38308, 38590, 38872, 39155, 39439, 39724, - 40009, 40295, 40582, 40870, 41158, 41448, 41738, 42029, 42320, 42613, 42906, 43200, 43495, 43790, 44087, 44384, - 44682, 44981, 45280, 45581, 45882, 46184, 46487, 46791, 47095, 47401, 47707, 48014, 48322, 48631, 48940, 49251, - 49562, 49874, 50187, 50500, 50815, 51131, 51447, 51764, 52082, 52401, 52721, 53041, 53363, 53685, 54008, 54333, - 54658, 54983, 55310, 55638, 55966, 56296, 56626, 56957, 57289, 57622, 57956, 58291, 58627, 58964, 59301, 59640, - 59979, 60319, 60661, 61003, 61346, 61690, 62035, 62381, 62727, 63075, 63424, 63774, 64124, 64476, 64828, 65182, - 0 - }; - const uint16 whole = val >> 16; - const uint8 index = (uint8)(val >> 8); - // calculate fractional part. - const uint16 base = tablePow2[index]; - // linear interpolation and add 1.0 - uint32 exponent = ((uint32)(uint16)(tablePow2[index + 1] - base) * (uint8)val) + ((uint32)base << 8) + (1 << 24); - - if (whole < 24) { - // shift away all but the last fractional bit which is used for rounding, - // then round to nearest integer - exponent = ((exponent >> (23 - whole)) + 1) >> 1; - } else if (whole < 32) { - // no need to round here - exponent <<= whole - 24; - } else if (val > 0) { - // overflow - exponent = 0xFFFFFFFF; - } else { - // negative integer, test if >= -0.5 - exponent = (val >= -0x8000) ? 1 : 0; - } - return exponent; -} -#else -inline uint32 pow2Fixed(int32 val) { - return (uint32)(expf((float)val * (float)(0.69314718055994530942 / (1 << 16))) + 0.5f); -} -#endif - -} // End of namespace - -namespace Audio { - -MaxTrax::MaxTrax(int rate, bool stereo, uint16 vBlankFreq, uint16 maxScores) - : Paula(stereo, rate, rate / vBlankFreq), - _patch(), - _scores(), - _numScores() { - _playerCtx.maxScoreNum = maxScores; - _playerCtx.vBlankFreq = vBlankFreq; - _playerCtx.frameUnit = (uint16)((1000 << 8) / vBlankFreq); - _playerCtx.scoreIndex = -1; - _playerCtx.volume = 0x40; - - _playerCtx.tempo = 120; - _playerCtx.tempoTime = 0; - _playerCtx.filterOn = true; - _playerCtx.syncCallBack = &nullFunc; - - resetPlayer(); - for (int i = 0; i < ARRAYSIZE(_channelCtx); ++i) - _channelCtx[i].regParamNumber = 0; -} - -MaxTrax::~MaxTrax() { - stopMusic(); - freePatches(); - freeScores(); -} - -void MaxTrax::interrupt() { - // a5 - maxtraxm a4 . globaldata - - // TODO - // test for changes in shared struct and make changes - // specifically all used channels get marked altered - - _playerCtx.ticks += _playerCtx.tickUnit; - const int32 millis = _playerCtx.ticks >> 8; // d4 - - for (int i = 0; i < ARRAYSIZE(_voiceCtx); ++i) { - VoiceContext &voice = _voiceCtx[i]; - if (voice.stopEventTime >= 0) { - assert(voice.channel); - voice.stopEventTime -= (voice.channel < &_channelCtx[kNumChannels]) ? _playerCtx.tickUnit : _playerCtx.frameUnit; - if (voice.stopEventTime <= 0 && voice.status > VoiceContext::kStatusRelease) { - if ((voice.channel->flags & ChannelContext::kFlagDamper) != 0) - voice.hasDamper = true; - else - voice.status = VoiceContext::kStatusRelease; - } - } - } - - if (_playerCtx.scoreIndex >= 0) { - const Event *curEvent = _playerCtx.nextEvent; - int32 eventDelta = _playerCtx.nextEventTime - millis; - for (; eventDelta <= 0; eventDelta += (++curEvent)->startTime) { - const byte cmd = curEvent->command; - ChannelContext &channel = _channelCtx[curEvent->parameter & 0x0F]; - - // outPutEvent(*curEvent); - // debug("CurTime, EventDelta, NextDelta: %d, %d, %d", millis, eventDelta, eventDelta + curEvent[1].startTime ); - - if (cmd < 0x80) { // Note - const int8 voiceIndex = noteOn(channel, cmd, (curEvent->parameter & 0xF0) >> 1, kPriorityScore); - if (voiceIndex >= 0) - _voiceCtx[voiceIndex].stopEventTime = MAX(0, (eventDelta + curEvent->stopTime) << 8); - - } else { - switch (cmd) { - - case 0x80: // TEMPO - if ((_playerCtx.tickUnit >> 8) > curEvent->stopTime) { - _playerCtx.tickUnit = calcTempo(curEvent->parameter << 4, _playerCtx.vBlankFreq); - _playerCtx.tempoTime = 0; - } else { - _playerCtx.tempoStart = _playerCtx.tempo; - _playerCtx.tempoDelta = (curEvent->parameter << 4) - _playerCtx.tempoStart; - _playerCtx.tempoTime = (curEvent->stopTime << 8); - _playerCtx.tempoTicks = 0; - } - break; - - case 0xC0: // PROGRAM - channel.patch = &_patch[curEvent->stopTime & (kNumPatches - 1)]; - break; - - case 0xE0: // BEND - channel.pitchBend = ((curEvent->stopTime & 0x7F00) >> 1) | (curEvent->stopTime & 0x7f); - channel.pitchReal = (((int32)channel.pitchBendRange * channel.pitchBend) >> 5) - (channel.pitchBendRange << 8); - channel.isAltered = true; - break; - - case 0xFF: // END - if (_playerCtx.musicLoop) { - curEvent = _scores[_playerCtx.scoreIndex].events; - eventDelta = curEvent->startTime - millis; - _playerCtx.ticks = 0; - } else - _playerCtx.scoreIndex = -1; - // stop processing for this tick - goto endOfEventLoop; - - case 0xA0: // SPECIAL - switch (curEvent->stopTime >> 8){ - case 0x01: // SPECIAL_SYNC - _playerCtx.syncCallBack(curEvent->stopTime & 0xFF); - break; - case 0x02: // SPECIAL_BEGINREP - // we allow a depth of 4 loops - for (int i = 0; i < ARRAYSIZE(_playerCtx.repeatPoint); ++i) { - if (!_playerCtx.repeatPoint[i]) { - _playerCtx.repeatPoint[i] = curEvent; - _playerCtx.repeatCount[i] = curEvent->stopTime & 0xFF; - break; - } - } - break; - case 0x03: // SPECIAL_ENDREP - for (int i = ARRAYSIZE(_playerCtx.repeatPoint) - 1; i >= 0; --i) { - if (_playerCtx.repeatPoint[i]) { - if (_playerCtx.repeatCount[i]--) - curEvent = _playerCtx.repeatPoint[i]; // gets incremented by 1 at end of loop - else - _playerCtx.repeatPoint[i] = 0; - break; - } - } - break; - } - break; - - case 0xB0: // CONTROL - controlCh(channel, (byte)(curEvent->stopTime >> 8), (byte)curEvent->stopTime); - break; - - default: - debug("Unhandled Command"); - outPutEvent(*curEvent); - } - } - } -endOfEventLoop: - _playerCtx.nextEvent = curEvent; - _playerCtx.nextEventTime = eventDelta + millis; - - // tempoEffect - if (_playerCtx.tempoTime) { - _playerCtx.tempoTicks += _playerCtx.tickUnit; - uint16 newTempo = _playerCtx.tempoStart; - if (_playerCtx.tempoTicks < _playerCtx.tempoTime) { - newTempo += (uint16)((_playerCtx.tempoTicks * _playerCtx.tempoDelta) / _playerCtx.tempoTime); - } else { - _playerCtx.tempoTime = 0; - newTempo += _playerCtx.tempoDelta; - } - _playerCtx.tickUnit = calcTempo(newTempo, _playerCtx.vBlankFreq); - } - } - - // Handling of Envelopes and Portamento - for (int i = 0; i < ARRAYSIZE(_voiceCtx); ++i) { - VoiceContext &voice = _voiceCtx[i]; - if (!voice.channel) - continue; - const ChannelContext &channel = *voice.channel; - const Patch &patch = *voice.patch; - - switch (voice.status) { - case VoiceContext::kStatusSustain: - // we need to check if some voices have no sustainSample. - // in that case they are finished after the attackSample is done - if (voice.dmaOff && Paula::getChannelDmaCount((byte)i) >= voice.dmaOff ) { - voice.dmaOff = 0; - voice.isBlocked = 0; - voice.priority = 0; - // disable it in next tick - voice.stopEventTime = 0; - } - if (!channel.isAltered && !voice.hasPortamento && !channel.modulation) - continue; - // Update Volume and Period - break; - - case VoiceContext::kStatusHalt: - killVoice((byte)i); - continue; - - case VoiceContext::kStatusStart: - if (patch.attackLen) { - voice.envelope = patch.attackPtr; - const uint16 duration = voice.envelope->duration; - voice.envelopeLeft = patch.attackLen; - voice.ticksLeft = duration << 8; - voice.status = VoiceContext::kStatusAttack; - voice.incrVolume = calcVolumeDelta((int32)voice.envelope->volume, duration, _playerCtx.vBlankFreq); - // Process Envelope - } else { - voice.status = VoiceContext::kStatusSustain; - voice.baseVolume = patch.volume; - // Update Volume and Period - } - break; - - case VoiceContext::kStatusRelease: - if (patch.releaseLen) { - voice.envelope = patch.attackPtr + patch.attackLen; - const uint16 duration = voice.envelope->duration; - voice.envelopeLeft = patch.releaseLen; - voice.ticksLeft = duration << 8; - voice.status = VoiceContext::kStatusDecay; - voice.incrVolume = calcVolumeDelta((int32)voice.envelope->volume - voice.baseVolume, duration, _playerCtx.vBlankFreq); - // Process Envelope - } else { - voice.status = VoiceContext::kStatusHalt; - voice.lastVolume = 0; - // Send Audio Packet - } - voice.stopEventTime = -1; - break; - } - - // Process Envelope - const uint16 envUnit = _playerCtx.frameUnit; - if (voice.envelope) { - if (voice.ticksLeft > envUnit) { // envelope still active - voice.baseVolume = (uint16) MIN(MAX(0, voice.baseVolume + voice.incrVolume), 0x8000); - voice.ticksLeft -= envUnit; - // Update Volume and Period - - } else { // next or last Envelope - voice.baseVolume = voice.envelope->volume; - assert(voice.envelopeLeft > 0); - if (--voice.envelopeLeft) { - ++voice.envelope; - const uint16 duration = voice.envelope->duration; - voice.ticksLeft = duration << 8; - voice.incrVolume = calcVolumeDelta((int32)voice.envelope->volume - voice.baseVolume, duration, _playerCtx.vBlankFreq); - // Update Volume and Period - } else if (voice.status == VoiceContext::kStatusDecay) { - voice.status = VoiceContext::kStatusHalt; - voice.envelope = 0; - voice.lastVolume = 0; - // Send Audio Packet - } else { - assert(voice.status == VoiceContext::kStatusAttack); - voice.status = VoiceContext::kStatusSustain; - voice.envelope = 0; - // Update Volume and Period - } - } - } - - // Update Volume and Period - if (voice.status >= VoiceContext::kStatusDecay) { - // Calc volume - uint16 vol = (voice.noteVolume < (1 << 7)) ? (voice.noteVolume * _playerCtx.volume) >> 7 : _playerCtx.volume; - if (voice.baseVolume < (1 << 15)) - vol = (uint16)(((uint32)vol * voice.baseVolume) >> 15); - if (voice.channel->volume < (1 << 7)) - vol = (vol * voice.channel->volume) >> 7; - voice.lastVolume = (byte)MIN(vol, (uint16)0x64); - - // Calc Period - if (voice.hasPortamento) { - voice.portaTicks += envUnit; - if ((uint16)(voice.portaTicks >> 8) >= channel.portamentoTime) { - voice.hasPortamento = false; - voice.baseNote = voice.endNote; - voice.preCalcNote = precalcNote(voice.baseNote, patch.tune, voice.octave); - } - voice.lastPeriod = calcNote(voice); - } else if (channel.isAltered || channel.modulation) - voice.lastPeriod = calcNote(voice); - } - - // Send Audio Packet - Paula::setChannelPeriod((byte)i, (voice.lastPeriod) ? voice.lastPeriod : 1000); - Paula::setChannelVolume((byte)i, (voice.lastPeriod) ? voice.lastVolume : 0); - } - for (ChannelContext *c = _channelCtx; c != &_channelCtx[ARRAYSIZE(_channelCtx)]; ++c) - c->isAltered = false; - -#ifdef MAXTRAX_HAS_MODULATION - // original player had _playerCtx.sineValue = _playerCtx.frameUnit >> 2 - // this should fit the comments that modtime=1000 is one second ? - _playerCtx.sineValue += _playerCtx.frameUnit; -#endif -} - -void MaxTrax::controlCh(ChannelContext &channel, const byte command, const byte data) { - switch (command) { - case 0x01: // modulation level MSB - channel.modulation = data << 8; - break; - case 0x21: // modulation level LSB - channel.modulation = (channel.modulation & 0xFF00) || ((data * 2) & 0xFF); - break; - case 0x05: // portamento time MSB - channel.portamentoTime = data << 7; - break; - case 0x25: // portamento time LSB - channel.portamentoTime = (channel.portamentoTime & 0x3f80) || data; - break; - case 0x06: // data entry MSB - if (channel.regParamNumber == 0) { - channel.pitchBendRange = (int8)MIN((uint8)MAX_BEND_RANGE, (uint8)data); - channel.pitchReal = (((int32)channel.pitchBendRange * channel.pitchBend) >> 5) - (channel.pitchBendRange << 8); - channel.isAltered = true; - } - break; - case 0x07: // Main Volume MSB - channel.volume = (data == 0) ? 0 : data + 1; - channel.isAltered = true; - break; - case 0x0A: // Pan - if (data > 0x40 || (data == 0x40 && ((&channel - _channelCtx) & 1) != 0)) - channel.flags |= ChannelContext::kFlagRightChannel; - else - channel.flags &= ~ChannelContext::kFlagRightChannel; - break; - case 0x10: // GPC as Modulation Time MSB - channel.modulationTime = data << 7; - break; - case 0x30: // GPC as Modulation Time LSB - channel.modulationTime = (channel.modulationTime & 0x3f80) || data; - break; - case 0x11: // GPC as Microtonal Set MSB - channel.microtonal = data << 8; - break; - case 0x31: // GPC as Microtonal Set LSB - channel.microtonal = (channel.microtonal & 0xFF00) || ((data * 2) & 0xFF); - break; - case 0x40: // Damper Pedal - if ((data & 0x40) != 0) - channel.flags |= ChannelContext::kFlagDamper; - else { - channel.flags &= ~ChannelContext::kFlagDamper; - // release all dampered voices on this channel - for (int i = 0; i < ARRAYSIZE(_voiceCtx); ++i) { - if (_voiceCtx[i].channel == &channel && _voiceCtx[i].hasDamper) { - _voiceCtx[i].hasDamper = false; - _voiceCtx[i].status = VoiceContext::kStatusRelease; - } - } - } - break; - case 0x41: // Portamento off/on - if ((data & 0x40) != 0) - channel.flags |= ChannelContext::kFlagPortamento; - else - channel.flags &= ~ChannelContext::kFlagPortamento; - break; - case 0x50: // Microtonal off/on - if ((data & 0x40) != 0) - channel.flags |= ChannelContext::kFlagMicrotonal; - else - channel.flags &= ~ChannelContext::kFlagMicrotonal; - break; - case 0x51: // Audio Filter off/on - Paula::setAudioFilter(data > 0x40 || (data == 0x40 && _playerCtx.filterOn)); - break; - case 0x65: // RPN MSB - channel.regParamNumber = (data << 8) || (channel.regParamNumber & 0xFF); - break; - case 0x64: // RPN LSB - channel.regParamNumber = (channel.regParamNumber & 0xFF00) || data; - break; - case 0x79: // Reset All Controllers - resetChannel(channel, ((&channel - _channelCtx) & 1) != 0); - break; - case 0x7E: // MONO mode - channel.flags |= ChannelContext::kFlagMono; - goto allNotesOff; - case 0x7F: // POLY mode - channel.flags &= ~ChannelContext::kFlagMono; - // Fallthrough - case 0x7B: // All Notes Off -allNotesOff: - for (int i = 0; i < ARRAYSIZE(_voiceCtx); ++i) { - if (_voiceCtx[i].channel == &channel) { - if ((channel.flags & ChannelContext::kFlagDamper) != 0) - _voiceCtx[i].hasDamper = true; - else - _voiceCtx[i].status = VoiceContext::kStatusRelease; - } - } - break; - case 0x78: // All Sounds Off - for (int i = 0; i < ARRAYSIZE(_voiceCtx); ++i) { - if (_voiceCtx[i].channel == &channel) - killVoice((byte)i); - } - break; - } -} - -void MaxTrax::setTempo(const uint16 tempo) { - Common::StackLock lock(_mutex); - _playerCtx.tickUnit = calcTempo(tempo, _playerCtx.vBlankFreq); -} - -void MaxTrax::resetPlayer() { - for (int i = 0; i < ARRAYSIZE(_voiceCtx); ++i) - killVoice((byte)i); - - for (int i = 0; i < ARRAYSIZE(_channelCtx); ++i) { - _channelCtx[i].flags = 0; - _channelCtx[i].lastNote = (uint8)-1; - resetChannel(_channelCtx[i], (i & 1) != 0); - _channelCtx[i].patch = (i < kNumChannels) ? &_patch[i] : 0; - } - -#ifdef MAXTRAX_HAS_MICROTONAL - for (int i = 0; i < ARRAYSIZE(_microtonal); ++i) - _microtonal[i] = (int16)(i << 8); -#endif -} - -void MaxTrax::stopMusic() { - Common::StackLock lock(_mutex); - _playerCtx.scoreIndex = -1; - for (int i = 0; i < ARRAYSIZE(_voiceCtx); ++i) { - if (_voiceCtx[i].channel < &_channelCtx[kNumChannels]) - killVoice((byte)i); - } -} - -bool MaxTrax::playSong(int songIndex, bool loop) { - if (songIndex < 0 || songIndex >= _numScores) - return false; - Common::StackLock lock(_mutex); - _playerCtx.scoreIndex = -1; - resetPlayer(); - for (int i = 0; i < ARRAYSIZE(_playerCtx.repeatPoint); ++i) - _playerCtx.repeatPoint[i] = 0; - - setTempo(_playerCtx.tempoInitial << 4); - Paula::setAudioFilter(_playerCtx.filterOn); - _playerCtx.musicLoop = loop; - _playerCtx.tempoTime = 0; - _playerCtx.scoreIndex = songIndex; - _playerCtx.ticks = 0; - - _playerCtx.nextEvent = _scores[songIndex].events; - _playerCtx.nextEventTime = _playerCtx.nextEvent->startTime; - - Paula::startPaula(); - return true; -} - -void MaxTrax::advanceSong(int advance) { - Common::StackLock lock(_mutex); - if (_playerCtx.scoreIndex >= 0) { - const Event *cev = _playerCtx.nextEvent; - if (cev) { - for (; advance > 0; --advance) { - // TODO - check for boundaries - for (; cev->command != 0xFF && (cev->command != 0xA0 || (cev->stopTime >> 8) != 0x00); ++cev) - ; // no end_command or special_command + end - } - _playerCtx.nextEvent = cev; - } - } -} - -void MaxTrax::killVoice(byte num) { - VoiceContext &voice = _voiceCtx[num]; - voice.channel = 0; - voice.envelope = 0; - voice.status = VoiceContext::kStatusFree; - voice.isBlocked = 0; - voice.hasDamper = false; - voice.hasPortamento = false; - voice.priority = 0; - voice.stopEventTime = -1; - voice.dmaOff = 0; - voice.lastVolume = 0; - voice.tieBreak = 0; - //voice.uinqueId = 0; - - // "stop" voice, set period to 1, vol to 0 - Paula::disableChannel(num); - Paula::setChannelPeriod(num, 1); - Paula::setChannelVolume(num, 0); -} - -int8 MaxTrax::pickvoice(uint pick, int16 pri) { - enum { kPrioFlagFixedSide = 1 << 3 }; - pick &= 3; - if ((pri & (kPrioFlagFixedSide)) == 0) { - const bool leftSide = (uint)(pick - 1) > 1; - const int leftBest = MIN(_voiceCtx[0].status, _voiceCtx[3].status); - const int rightBest = MIN(_voiceCtx[1].status, _voiceCtx[2].status); - const int sameSide = (leftSide) ? leftBest : rightBest; - const int otherSide = leftBest + rightBest - sameSide; - - if (sameSide > VoiceContext::kStatusRelease && otherSide <= VoiceContext::kStatusRelease) - pick ^= 1; // switches sides - } - pri &= ~kPrioFlagFixedSide; - - for (int i = 2; i > 0; --i) { - VoiceContext *voice = &_voiceCtx[pick]; - VoiceContext *alternate = &_voiceCtx[pick ^ 3]; - - const uint16 voiceVal = voice->status << 8 | voice->lastVolume; - const uint16 altVal = alternate->status << 8 | alternate->lastVolume; - - if (voiceVal + voice->tieBreak > altVal - || voice->isBlocked > alternate->isBlocked) { - - // this is somewhat different to the original player, - // but has a similar result - voice->tieBreak = 0; - alternate->tieBreak = 1; - - pick ^= 3; // switch channels - VoiceContext *tmp = voice; - voice = alternate; - alternate = tmp; - } - - if (voice->isBlocked || voice->priority > pri) { - // if not already done, switch sides and try again - pick ^= 1; - continue; - } - // succeded - return (int8)pick; - } - // failed - debug(5, "MaxTrax: could not find channel for note"); - return -1; -} - -uint16 MaxTrax::calcNote(const VoiceContext &voice) { - const ChannelContext &channel = *voice.channel; - int16 bend = channel.pitchReal; - -#ifdef MAXTRAX_HAS_MICROTONAL - if (voice.hasPortamento) { - if ((channel.flags & ChannelContext::kFlagMicrotonal) != 0) - bend += (int16)(((_microtonal[voice.endNote] - _microtonal[voice.baseNote]) * voice.portaTicks) >> 8) / channel.portamentoTime; - else - bend += (int16)(((int8)(voice.endNote - voice.baseNote)) * voice.portaTicks) / channel.portamentoTime; - } - - if ((channel.flags & ChannelContext::kFlagMicrotonal) != 0) - bend += _microtonal[voice.baseNote]; -#else - if (voice.hasPortamento) - bend += (int16)(((int8)(voice.endNote - voice.baseNote)) * voice.portaTicks) / channel.portamentoTime; -#endif - -#ifdef MAXTRAX_HAS_MODULATION - static const uint8 tableSine[] = { - 0, 5, 12, 18, 24, 30, 37, 43, 49, 55, 61, 67, 73, 79, 85, 91, - 97, 103, 108, 114, 120, 125, 131, 136, 141, 146, 151, 156, 161, 166, 171, 176, - 180, 184, 189, 193, 197, 201, 205, 208, 212, 215, 219, 222, 225, 228, 230, 233, - 236, 238, 240, 242, 244, 246, 247, 249, 250, 251, 252, 253, 254, 254, 255, 255, - 255, 255, 255, 254, 254, 253, 252, 251, 250, 249, 247, 246, 244, 242, 240, 238, - 236, 233, 230, 228, 225, 222, 219, 215, 212, 208, 205, 201, 197, 193, 189, 184, - 180, 176, 171, 166, 161, 156, 151, 146, 141, 136, 131, 125, 120, 114, 108, 103, - 97, 91, 85, 79, 73, 67, 61, 55, 49, 43, 37, 30, 24, 18, 12, 5 - }; - if (channel.modulation) { - if ((channel.flags & ChannelContext::kFlagModVolume) == 0) { - const uint8 sineByte = _playerCtx.sineValue / channel.modulationTime; - const uint8 sineIndex = sineByte & 0x7F; - const int16 modVal = ((uint32)(uint16)(tableSine[sineIndex] + (sineIndex ? 1 : 0)) * channel.modulation) >> 8; - bend = (sineByte < 0x80) ? bend + modVal : bend - modVal; - } - } -#endif - - // tone = voice.baseNote << 8 + microtonal - // bend = channelPitch + porta + modulation - - const int32 tone = voice.preCalcNote + (bend << 6) / 3; - - return (tone >= PERIOD_LIMIT) ? (uint16)pow2Fixed(tone) : 0; -} - -int8 MaxTrax::noteOn(ChannelContext &channel, const byte note, uint16 volume, uint16 pri) { -#ifdef MAXTRAX_HAS_MICROTONAL - if (channel.microtonal >= 0) - _microtonal[note % 127] = channel.microtonal; -#endif - - if (!volume) - return -1; - - const Patch &patch = *channel.patch; - if (!patch.samplePtr || patch.sampleTotalLen == 0) - return -1; - int8 voiceNum = -1; - if ((channel.flags & ChannelContext::kFlagMono) == 0) { - voiceNum = pickvoice((channel.flags & ChannelContext::kFlagRightChannel) != 0 ? 1 : 0, pri); - } else { - VoiceContext *voice = _voiceCtx + ARRAYSIZE(_voiceCtx) - 1; - for (voiceNum = ARRAYSIZE(_voiceCtx) - 1; voiceNum >= 0 && voice->channel != &channel; --voiceNum, --voice) - ; - if (voiceNum < 0) - voiceNum = pickvoice((channel.flags & ChannelContext::kFlagRightChannel) != 0 ? 1 : 0, pri); - else if (voice->status >= VoiceContext::kStatusSustain && (channel.flags & ChannelContext::kFlagPortamento) != 0) { - // reset previous porta - if (voice->hasPortamento) - voice->baseNote = voice->endNote; - voice->preCalcNote = precalcNote(voice->baseNote, patch.tune, voice->octave); - voice->noteVolume = (_playerCtx.handleVolume) ? volume + 1 : 128; - voice->portaTicks = 0; - voice->hasPortamento = true; - voice->endNote = channel.lastNote = note; - return voiceNum; - } - } - - if (voiceNum >= 0) { - VoiceContext &voice = _voiceCtx[voiceNum]; - voice.hasDamper = false; - voice.isBlocked = 0; - voice.hasPortamento = false; - if (voice.channel) - killVoice(voiceNum); - voice.channel = &channel; - voice.patch = &patch; - voice.baseNote = note; - - // always base octave on the note in the command, regardless of porta - const int32 plainNote = precalcNote(note, patch.tune, 0); - // calculate which sample to use - const int useOctave = (plainNote <= PREF_PERIOD) ? 0 : MIN((plainNote + 0xFFFF - PREF_PERIOD) >> 16, patch.sampleOctaves - 1); - voice.octave = (byte)useOctave; - // adjust precalculated value - voice.preCalcNote = plainNote - (useOctave << 16); - - // next calculate the actual period which depends on wether porta is enabled - if (&channel < &_channelCtx[kNumChannels] && (channel.flags & ChannelContext::kFlagPortamento) != 0) { - if ((channel.flags & ChannelContext::kFlagMono) != 0 && channel.lastNote < 0x80 && channel.lastNote != note) { - voice.portaTicks = 0; - voice.baseNote = channel.lastNote; - voice.endNote = note; - voice.hasPortamento = true; - voice.preCalcNote = precalcNote(voice.baseNote, patch.tune, voice.octave); - } - channel.lastNote = note; - } - - voice.lastPeriod = calcNote(voice); - - voice.priority = (byte)pri; - voice.status = VoiceContext::kStatusStart; - - voice.noteVolume = (_playerCtx.handleVolume) ? volume + 1 : 128; - voice.baseVolume = 0; - - // TODO: since the original player is using the OS-functions, more than 1 sample could be queued up already - // get samplestart for the given octave - const int8 *samplePtr = patch.samplePtr + (patch.sampleTotalLen << useOctave) - patch.sampleTotalLen; - if (patch.sampleAttackLen) { - Paula::setChannelSampleStart(voiceNum, samplePtr); - Paula::setChannelSampleLen(voiceNum, (patch.sampleAttackLen << useOctave) / 2); - - Paula::enableChannel(voiceNum); - // wait for dma-clear - } - - if (patch.sampleTotalLen > patch.sampleAttackLen) { - Paula::setChannelSampleStart(voiceNum, samplePtr + (patch.sampleAttackLen << useOctave)); - Paula::setChannelSampleLen(voiceNum, ((patch.sampleTotalLen - patch.sampleAttackLen) << useOctave) / 2); - if (!patch.sampleAttackLen) - Paula::enableChannel(voiceNum); // need to enable channel - // another pointless wait for DMA-Clear??? - - } else { // no sustain sample - // this means we must stop playback after the attacksample finished - // so we queue up an "empty" sample and note that we need to kill the sample after dma finished - Paula::setChannelSampleStart(voiceNum, 0); - Paula::setChannelSampleLen(voiceNum, 0); - Paula::setChannelDmaCount(voiceNum); - voice.dmaOff = 1; - } - - Paula::setChannelPeriod(voiceNum, (voice.lastPeriod) ? voice.lastPeriod : 1000); - Paula::setChannelVolume(voiceNum, 0); - } - return voiceNum; -} - -void MaxTrax::resetChannel(ChannelContext &chan, bool rightChannel) { - chan.modulation = 0; - chan.modulationTime = 1000; - chan.microtonal = -1; - chan.portamentoTime = 500; - chan.pitchBend = NO_BEND; - chan.pitchReal = 0; - chan.pitchBendRange = MAX_BEND_RANGE; - chan.volume = 128; - chan.flags &= ~(ChannelContext::kFlagPortamento | ChannelContext::kFlagMicrotonal | ChannelContext::kFlagRightChannel); - chan.isAltered = true; - if (rightChannel) - chan.flags |= ChannelContext::kFlagRightChannel; -} - -void MaxTrax::freeScores() { - if (_scores) { - for (int i = 0; i < _numScores; ++i) - delete[] _scores[i].events; - delete[] _scores; - _scores = 0; - } - _numScores = 0; - _playerCtx.tempo = 120; - _playerCtx.filterOn = true; -} - -void MaxTrax::freePatches() { - for (int i = 0; i < ARRAYSIZE(_patch); ++i) { - delete[] _patch[i].samplePtr; - delete[] _patch[i].attackPtr; - } - memset(_patch, 0, sizeof(_patch)); -} - -void MaxTrax::setSignalCallback(void (*callback) (int)) { - Common::StackLock lock(_mutex); - _playerCtx.syncCallBack = (callback == 0) ? nullFunc : callback; -} - -int MaxTrax::playNote(byte note, byte patch, uint16 duration, uint16 volume, bool rightSide) { - Common::StackLock lock(_mutex); - assert(patch < ARRAYSIZE(_patch)); - - ChannelContext &channel = _channelCtx[kNumChannels]; - channel.flags = (rightSide) ? ChannelContext::kFlagRightChannel : 0; - channel.isAltered = false; - channel.patch = &_patch[patch]; - const int8 voiceIndex = noteOn(channel, note, (byte)volume, kPriorityNote); - if (voiceIndex >= 0) { - _voiceCtx[voiceIndex].stopEventTime = duration << 8; - Paula::startPaula(); - } - return voiceIndex; -} - -bool MaxTrax::load(Common::SeekableReadStream &musicData, bool loadScores, bool loadSamples) { - Common::StackLock lock(_mutex); - stopMusic(); - if (loadSamples) - freePatches(); - if (loadScores) - freeScores(); - const char *errorMsg = 0; - // 0x0000: 4 Bytes Header "MXTX" - // 0x0004: uint16 tempo - // 0x0006: uint16 flags. bit0 = lowpassfilter, bit1 = attackvolume, bit15 = microtonal - if (musicData.size() < 10 || musicData.readUint32BE() != 0x4D585458) { - warning("Maxtrax: File is not a Maxtrax Module"); - return false; - } - const uint16 songTempo = musicData.readUint16BE(); - const uint16 flags = musicData.readUint16BE(); - if (loadScores) { - _playerCtx.tempoInitial = songTempo; - _playerCtx.filterOn = (flags & 1) != 0; - _playerCtx.handleVolume = (flags & 2) != 0; - } - - if (flags & (1 << 15)) { - debug(5, "Maxtrax: Song has microtonal"); -#ifdef MAXTRAX_HAS_MICROTONAL - if (loadScores) { - for (int i = 0; i < ARRAYSIZE(_microtonal); ++i) - _microtonal[i] = musicData.readUint16BE(); - } else - musicData.skip(128 * 2); -#else - musicData.skip(128 * 2); -#endif - } - - int scoresLoaded = 0; - // uint16 number of Scores - const uint16 scoresInFile = musicData.readUint16BE(); - - if (musicData.err() || musicData.eos()) - goto ioError; - - if (loadScores) { - const uint16 tempScores = MIN(scoresInFile, _playerCtx.maxScoreNum); - Score *curScore = new Score[tempScores]; - if (!curScore) - goto allocError; - _scores = curScore; - - for (scoresLoaded = 0; scoresLoaded < tempScores; ++scoresLoaded, ++curScore) { - const uint32 numEvents = musicData.readUint32BE(); - Event *curEvent = new Event[numEvents]; - if (!curEvent) - goto allocError; - curScore->events = curEvent; - for (int j = numEvents; j > 0; --j, ++curEvent) { - curEvent->command = musicData.readByte(); - curEvent->parameter = musicData.readByte(); - curEvent->startTime = musicData.readUint16BE(); - curEvent->stopTime = musicData.readUint16BE(); - } - curScore->numEvents = numEvents; - } - _numScores = scoresLoaded; - } - - if (loadSamples) { - // skip over remaining scores in file - for (int i = scoresInFile - scoresLoaded; i > 0; --i) - musicData.skip(musicData.readUint32BE() * 6); - - // uint16 number of Samples - const uint16 wavesInFile = musicData.readUint16BE(); - for (int i = wavesInFile; i > 0; --i) { - // load disksample structure - const uint16 number = musicData.readUint16BE(); - assert(number < ARRAYSIZE(_patch)); - - Patch &curPatch = _patch[number]; - if (curPatch.attackPtr || curPatch.samplePtr) { - delete curPatch.attackPtr; - curPatch.attackPtr = 0; - delete curPatch.samplePtr; - curPatch.samplePtr = 0; - } - curPatch.tune = musicData.readSint16BE(); - curPatch.volume = musicData.readUint16BE(); - curPatch.sampleOctaves = musicData.readUint16BE(); - curPatch.sampleAttackLen = musicData.readUint32BE(); - const uint32 sustainLen = musicData.readUint32BE(); - curPatch.sampleTotalLen = curPatch.sampleAttackLen + sustainLen; - // each octave the number of samples doubles. - const uint32 totalSamples = curPatch.sampleTotalLen * ((1 << curPatch.sampleOctaves) - 1); - curPatch.attackLen = musicData.readUint16BE(); - curPatch.releaseLen = musicData.readUint16BE(); - const uint32 totalEnvs = curPatch.attackLen + curPatch.releaseLen; - - // Allocate space for both attack and release Segment. - Envelope *envPtr = new Envelope[totalEnvs]; - if (!envPtr) - goto allocError; - // Attack Segment - curPatch.attackPtr = envPtr; - // Release Segment - // curPatch.releasePtr = envPtr + curPatch.attackLen; - - // Read Attack and Release Segments - for (int j = totalEnvs; j > 0; --j, ++envPtr) { - envPtr->duration = musicData.readUint16BE(); - envPtr->volume = musicData.readUint16BE(); - } - - // read Samples - int8 *allocSamples = new int8[totalSamples]; - if (!allocSamples) - goto allocError; - curPatch.samplePtr = allocSamples; - musicData.read(allocSamples, totalSamples); - } - } - if (!musicData.err() && !musicData.eos()) - return true; -ioError: - errorMsg = "Maxtrax: Encountered IO-Error"; -allocError: - if (!errorMsg) - errorMsg = "Maxtrax: Could not allocate Memory"; - - warning("%s", errorMsg); - if (loadSamples) - freePatches(); - if (loadScores) - freeScores(); - return false; -} - -#if !defined(NDEBUG) && 0 -void MaxTrax::outPutEvent(const Event &ev, int num) { - struct { - byte cmd; - const char *name; - const char *param; - } COMMANDS[] = { - {0x80, "TEMPO ", "TEMPO, N/A "}, - {0xa0, "SPECIAL ", "CHAN, SPEC # | VAL"}, - {0xb0, "CONTROL ", "CHAN, CTRL # | VAL"}, - {0xc0, "PROGRAM ", "CHANNEL, PROG # "}, - {0xe0, "BEND ", "CHANNEL, BEND VALUE"}, - {0xf0, "SYSEX ", "TYPE, SIZE "}, - {0xf8, "REALTIME", "REALTIME, N/A "}, - {0xff, "END ", "N/A, N/A "}, - {0xff, "NOTE ", "VOL | CHAN, STOP"}, - }; - - int i = 0; - for (; i < ARRAYSIZE(COMMANDS) - 1 && ev.command != COMMANDS[i].cmd; ++i) - ; - - if (num == -1) - debug("Event : %02X %s %s %02X %04X %04X", ev.command, COMMANDS[i].name, COMMANDS[i].param, ev.parameter, ev.startTime, ev.stopTime); - else - debug("Event %3d: %02X %s %s %02X %04X %04X", num, ev.command, COMMANDS[i].name, COMMANDS[i].param, ev.parameter, ev.startTime, ev.stopTime); -} - -void MaxTrax::outPutScore(const Score &sc, int num) { - if (num == -1) - debug("score : %i Events", sc.numEvents); - else - debug("score %2d: %i Events", num, sc.numEvents); - for (uint i = 0; i < sc.numEvents; ++i) - outPutEvent(sc.events[i], i); - debug(""); -} -#else -void MaxTrax::outPutEvent(const Event &ev, int num) {} -void MaxTrax::outPutScore(const Score &sc, int num) {} -#endif // #ifndef NDEBUG - -} // End of namespace Audio - -#endif // #if defined(SOUND_MODS_MAXTRAX_H) diff --git a/sound/mods/maxtrax.h b/sound/mods/maxtrax.h deleted file mode 100644 index 2c86b70288..0000000000 --- a/sound/mods/maxtrax.h +++ /dev/null @@ -1,225 +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. - * - * $URL$ - * $Id$ - * - */ - -// see if all engines using this class are DISABLED -#if !defined(ENABLE_KYRA) - -// normal Header Guard -#elif !defined SOUND_MODS_MAXTRAX_H -#define SOUND_MODS_MAXTRAX_H - -// #define MAXTRAX_HAS_MODULATION -// #define MAXTRAX_HAS_MICROTONAL - -#include "sound/mods/paula.h" - -namespace Audio { - -class MaxTrax : public Paula { -public: - MaxTrax(int rate, bool stereo, uint16 vBlankFreq = 50, uint16 maxScores = 128); - virtual ~MaxTrax(); - - bool load(Common::SeekableReadStream &musicData, bool loadScores = true, bool loadSamples = true); - bool playSong(int songIndex, bool loop = false); - void advanceSong(int advance = 1); - int playNote(byte note, byte patch, uint16 duration, uint16 volume, bool rightSide); - void setVolume(const byte volume) { Common::StackLock lock(_mutex); _playerCtx.volume = volume; } - void setTempo(const uint16 tempo); - void stopMusic(); - /** - * Set a callback function for sync-events. - * @param callback Callback function, will be called synchronously, so DONT modify the player - * directly in response - */ - void setSignalCallback(void (*callback) (int)); - -protected: - void interrupt(); - -private: - enum { kNumPatches = 64, kNumVoices = 4, kNumChannels = 16, kNumExtraChannels = 1 }; - enum { kPriorityScore, kPriorityNote, kPrioritySound }; - -#ifdef MAXTRAX_HAS_MICROTONAL - int16 _microtonal[128]; -#endif - - struct Event { - uint16 startTime; - uint16 stopTime; - byte command; - byte parameter; - }; - - const struct Score { - const Event *events; - uint32 numEvents; - } *_scores; - - int _numScores; - - struct { - uint32 sineValue; - uint16 vBlankFreq; - int32 ticks; - int32 tickUnit; - uint16 frameUnit; - - uint16 maxScoreNum; - uint16 tempo; - uint16 tempoInitial; - uint16 tempoStart; - int16 tempoDelta; - int32 tempoTime; - int32 tempoTicks; - - byte volume; - - bool filterOn; - bool handleVolume; - bool musicLoop; - - int scoreIndex; - const Event *nextEvent; - int32 nextEventTime; - - void (*syncCallBack) (int); - const Event *repeatPoint[4]; - byte repeatCount[4]; - } _playerCtx; - - struct Envelope { - uint16 duration; - uint16 volume; - }; - - struct Patch { - const Envelope *attackPtr; - //Envelope *releasePtr; - uint16 attackLen; - uint16 releaseLen; - - int16 tune; - uint16 volume; - - // this was the SampleData struct in the assembler source - const int8 *samplePtr; - uint32 sampleTotalLen; - uint32 sampleAttackLen; - uint16 sampleOctaves; - } _patch[kNumPatches]; - - struct ChannelContext { - const Patch *patch; - uint16 regParamNumber; - - uint16 modulation; - uint16 modulationTime; - - int16 microtonal; - - uint16 portamentoTime; - - int16 pitchBend; - int16 pitchReal; - int8 pitchBendRange; - - uint8 volume; -// uint8 voicesActive; - - enum { - kFlagRightChannel = 1 << 0, - kFlagPortamento = 1 << 1, - kFlagDamper = 1 << 2, - kFlagMono = 1 << 3, - kFlagMicrotonal = 1 << 4, - kFlagModVolume = 1 << 5 - }; - byte flags; - bool isAltered; - - uint8 lastNote; -// uint8 program; - - } _channelCtx[kNumChannels + kNumExtraChannels]; - - struct VoiceContext { - ChannelContext *channel; - const Patch *patch; - const Envelope *envelope; -// uint32 uinqueId; - int32 preCalcNote; - uint32 ticksLeft; - int32 portaTicks; - int32 incrVolume; -// int32 periodOffset; - uint16 envelopeLeft; - uint16 noteVolume; - uint16 baseVolume; - uint16 lastPeriod; - byte baseNote; - byte endNote; - byte octave; -// byte number; -// byte link; - enum { - kStatusFree, - kStatusHalt, - kStatusDecay, - kStatusRelease, - kStatusSustain, - kStatusAttack, - kStatusStart - }; - uint8 isBlocked; - uint8 priority; - byte status; - byte lastVolume; - byte tieBreak; - bool hasDamper; - bool hasPortamento; - byte dmaOff; - - int32 stopEventTime; - } _voiceCtx[kNumVoices]; - - void controlCh(ChannelContext &channel, byte command, byte data); - void freePatches(); - void freeScores(); - void resetChannel(ChannelContext &chan, bool rightChannel); - void resetPlayer(); - - int8 pickvoice(uint pick, int16 pri); - uint16 calcNote(const VoiceContext &voice); - int8 noteOn(ChannelContext &channel, byte note, uint16 volume, uint16 pri); - void killVoice(byte num); - - static void outPutEvent(const Event &ev, int num = -1); - static void outPutScore(const Score &sc, int num = -1); -}; -} // End of namespace Audio - -#endif // !defined SOUND_MODS_MAXTRAX_H diff --git a/sound/mods/module.cpp b/sound/mods/module.cpp deleted file mode 100644 index 992c2a28e3..0000000000 --- a/sound/mods/module.cpp +++ /dev/null @@ -1,252 +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/mods/module.h" - -#include "common/util.h" -#include "common/endian.h" - -namespace Modules { - -const int16 Module::periods[16][60] = { - {1712, 1616, 1524, 1440, 1356, 1280, 1208, 1140, 1076, 1016, 960 , 906, - 856 , 808 , 762 , 720 , 678 , 640 , 604 , 570 , 538 , 508 , 480 , 453, - 428 , 404 , 381 , 360 , 339 , 320 , 302 , 285 , 269 , 254 , 240 , 226, - 214 , 202 , 190 , 180 , 170 , 160 , 151 , 143 , 135 , 127 , 120 , 113, - 107 , 101 , 95 , 90 , 85 , 80 , 75 , 71 , 67 , 63 , 60 , 56 }, - {1700, 1604, 1514, 1430, 1348, 1274, 1202, 1134, 1070, 1010, 954 , 900, - 850 , 802 , 757 , 715 , 674 , 637 , 601 , 567 , 535 , 505 , 477 , 450, - 425 , 401 , 379 , 357 , 337 , 318 , 300 , 284 , 268 , 253 , 239 , 225, - 213 , 201 , 189 , 179 , 169 , 159 , 150 , 142 , 134 , 126 , 119 , 113, - 106 , 100 , 94 , 89 , 84 , 79 , 75 , 71 , 67 , 63 , 59 , 56 }, - {1688, 1592, 1504, 1418, 1340, 1264, 1194, 1126, 1064, 1004, 948 , 894, - 844 , 796 , 752 , 709 , 670 , 632 , 597 , 563 , 532 , 502 , 474 , 447, - 422 , 398 , 376 , 355 , 335 , 316 , 298 , 282 , 266 , 251 , 237 , 224, - 211 , 199 , 188 , 177 , 167 , 158 , 149 , 141 , 133 , 125 , 118 , 112, - 105 , 99 , 94 , 88 , 83 , 79 , 74 , 70 , 66 , 62 , 59 , 56 }, - {1676, 1582, 1492, 1408, 1330, 1256, 1184, 1118, 1056, 996 , 940 , 888, - 838 , 791 , 746 , 704 , 665 , 628 , 592 , 559 , 528 , 498 , 470 , 444, - 419 , 395 , 373 , 352 , 332 , 314 , 296 , 280 , 264 , 249 , 235 , 222, - 209 , 198 , 187 , 176 , 166 , 157 , 148 , 140 , 132 , 125 , 118 , 111, - 104 , 99 , 93 , 88 , 83 , 78 , 74 , 70 , 66 , 62 , 59 , 55 }, - {1664, 1570, 1482, 1398, 1320, 1246, 1176, 1110, 1048, 990 , 934 , 882, - 832 , 785 , 741 , 699 , 660 , 623 , 588 , 555 , 524 , 495 , 467 , 441, - 416 , 392 , 370 , 350 , 330 , 312 , 294 , 278 , 262 , 247 , 233 , 220, - 208 , 196 , 185 , 175 , 165 , 156 , 147 , 139 , 131 , 124 , 117 , 110, - 104 , 98 , 92 , 87 , 82 , 78 , 73 , 69 , 65 , 62 , 58 , 55 }, - {1652, 1558, 1472, 1388, 1310, 1238, 1168, 1102, 1040, 982 , 926 , 874, - 826 , 779 , 736 , 694 , 655 , 619 , 584 , 551 , 520 , 491 , 463 , 437, - 413 , 390 , 368 , 347 , 328 , 309 , 292 , 276 , 260 , 245 , 232 , 219, - 206 , 195 , 184 , 174 , 164 , 155 , 146 , 138 , 130 , 123 , 116 , 109, - 103 , 97 , 92 , 87 , 82 , 77 , 73 , 69 , 65 , 61 , 58 , 54 }, - {1640, 1548, 1460, 1378, 1302, 1228, 1160, 1094, 1032, 974 , 920 , 868, - 820 , 774 , 730 , 689 , 651 , 614 , 580 , 547 , 516 , 487 , 460 , 434, - 410 , 387 , 365 , 345 , 325 , 307 , 290 , 274 , 258 , 244 , 230 , 217, - 205 , 193 , 183 , 172 , 163 , 154 , 145 , 137 , 129 , 122 , 115 , 109, - 102 , 96 , 91 , 86 , 81 , 77 , 72 , 68 , 64 , 61 , 57 , 54 }, - {1628, 1536, 1450, 1368, 1292, 1220, 1150, 1086, 1026, 968 , 914 , 862, - 814 , 768 , 725 , 684 , 646 , 610 , 575 , 543 , 513 , 484 , 457 , 431, - 407 , 384 , 363 , 342 , 323 , 305 , 288 , 272 , 256 , 242 , 228 , 216, - 204 , 192 , 181 , 171 , 161 , 152 , 144 , 136 , 128 , 121 , 114 , 108, - 102 , 96 , 90 , 85 , 80 , 76 , 72 , 68 , 64 , 60 , 57 , 54 }, - {1814, 1712, 1616, 1524, 1440, 1356, 1280, 1208, 1140, 1076, 1016, 960, - 907 , 856 , 808 , 762 , 720 , 678 , 640 , 604 , 570 , 538 , 508 , 480, - 453 , 428 , 404 , 381 , 360 , 339 , 320 , 302 , 285 , 269 , 254 , 240, - 226 , 214 , 202 , 190 , 180 , 170 , 160 , 151 , 143 , 135 , 127 , 120, - 113 , 107 , 101 , 95 , 90 , 85 , 80 , 75 , 71 , 67 , 63 , 60 }, - {1800, 1700, 1604, 1514, 1430, 1350, 1272, 1202, 1134, 1070, 1010, 954, - 900 , 850 , 802 , 757 , 715 , 675 , 636 , 601 , 567 , 535 , 505 , 477, - 450 , 425 , 401 , 379 , 357 , 337 , 318 , 300 , 284 , 268 , 253 , 238, - 225 , 212 , 200 , 189 , 179 , 169 , 159 , 150 , 142 , 134 , 126 , 119, - 112 , 106 , 100 , 94 , 89 , 84 , 79 , 75 , 71 , 67 , 63 , 59 }, - {1788, 1688, 1592, 1504, 1418, 1340, 1264, 1194, 1126, 1064, 1004, 948, - 894 , 844 , 796 , 752 , 709 , 670 , 632 , 597 , 563 , 532 , 502 , 474, - 447 , 422 , 398 , 376 , 355 , 335 , 316 , 298 , 282 , 266 , 251 , 237, - 223 , 211 , 199 , 188 , 177 , 167 , 158 , 149 , 141 , 133 , 125 , 118, - 111 , 105 , 99 , 94 , 88 , 83 , 79 , 74 , 70 , 66 , 62 , 59 }, - {1774, 1676, 1582, 1492, 1408, 1330, 1256, 1184, 1118, 1056, 996 , 940, - 887 , 838 , 791 , 746 , 704 , 665 , 628 , 592 , 559 , 528 , 498 , 470, - 444 , 419 , 395 , 373 , 352 , 332 , 314 , 296 , 280 , 264 , 249 , 235, - 222 , 209 , 198 , 187 , 176 , 166 , 157 , 148 , 140 , 132 , 125 , 118, - 111 , 104 , 99 , 93 , 88 , 83 , 78 , 74 , 70 , 66 , 62 , 59 }, - {1762, 1664, 1570, 1482, 1398, 1320, 1246, 1176, 1110, 1048, 988 , 934, - 881 , 832 , 785 , 741 , 699 , 660 , 623 , 588 , 555 , 524 , 494 , 467, - 441 , 416 , 392 , 370 , 350 , 330 , 312 , 294 , 278 , 262 , 247 , 233, - 220 , 208 , 196 , 185 , 175 , 165 , 156 , 147 , 139 , 131 , 123 , 117, - 110 , 104 , 98 , 92 , 87 , 82 , 78 , 73 , 69 , 65 , 61 , 58 }, - {1750, 1652, 1558, 1472, 1388, 1310, 1238, 1168, 1102, 1040, 982 , 926, - 875 , 826 , 779 , 736 , 694 , 655 , 619 , 584 , 551 , 520 , 491 , 463, - 437 , 413 , 390 , 368 , 347 , 328 , 309 , 292 , 276 , 260 , 245 , 232, - 219 , 206 , 195 , 184 , 174 , 164 , 155 , 146 , 138 , 130 , 123 , 116, - 109 , 103 , 97 , 92 , 87 , 82 , 77 , 73 , 69 , 65 , 61 , 58 }, - {1736, 1640, 1548, 1460, 1378, 1302, 1228, 1160, 1094, 1032, 974 , 920, - 868 , 820 , 774 , 730 , 689 , 651 , 614 , 580 , 547 , 516 , 487 , 460, - 434 , 410 , 387 , 365 , 345 , 325 , 307 , 290 , 274 , 258 , 244 , 230, - 217 , 205 , 193 , 183 , 172 , 163 , 154 , 145 , 137 , 129 , 122 , 115, - 108 , 102 , 96 , 91 , 86 , 81 , 77 , 72 , 68 , 64 , 61 , 57 }, - {1724, 1628, 1536, 1450, 1368, 1292, 1220, 1150, 1086, 1026, 968 , 914, - 862 , 814 , 768 , 725 , 684 , 646 , 610 , 575 , 543 , 513 , 484 , 457, - 431 , 407 , 384 , 363 , 342 , 323 , 305 , 288 , 272 , 256 , 242 , 228, - 216 , 203 , 192 , 181 , 171 , 161 , 152 , 144 , 136 , 128 , 121 , 114, - 108 , 101 , 96 , 90 , 85 , 80 , 76 , 72 , 68 , 64 , 60 , 57 }}; - -const uint32 Module::signatures[] = { - MKID_BE('M.K.'), MKID_BE('M!K!'), MKID_BE('FLT4') -}; - -bool Module::load(Common::SeekableReadStream &st, int offs) { - if (offs) { - // Load the module with the common sample data - load(st, 0); - } - - st.seek(offs); - st.read(songname, 20); - songname[20] = '\0'; - - for (int i = 0; i < NUM_SAMPLES; ++i) { - st.read(sample[i].name, 22); - sample[i].name[22] = '\0'; - sample[i].len = 2 * st.readUint16BE(); - - sample[i].finetune = st.readByte(); - assert(sample[i].finetune < 0x10); - - sample[i].vol = st.readByte(); - sample[i].repeat = 2 * st.readUint16BE(); - sample[i].replen = 2 * st.readUint16BE(); - } - - songlen = st.readByte(); - undef = st.readByte(); - - st.read(songpos, 128); - - sig = st.readUint32BE(); - - bool foundSig = false; - for (int i = 0; i < ARRAYSIZE(signatures); i++) { - if (sig == signatures[i]) { - foundSig = true; - break; - } - } - - if (!foundSig) { - warning("No known signature found in protracker module"); - return false; - } - - int maxpattern = 0; - for (int i = 0; i < 128; ++i) - if (maxpattern < songpos[i]) - maxpattern = songpos[i]; - - pattern = new pattern_t[maxpattern + 1]; - - for (int i = 0; i <= maxpattern; ++i) { - for (int j = 0; j < 64; ++j) { - for (int k = 0; k < 4; ++k) { - uint32 note = st.readUint32BE(); - pattern[i][j][k].sample = (note & 0xf0000000) >> 24 | (note & 0x0000f000) >> 12; - pattern[i][j][k].period = (note >> 16) & 0xfff; - pattern[i][j][k].effect = note & 0xfff; - pattern[i][j][k].note = periodToNote((note >> 16) & 0xfff); - } - } - } - - for (int i = 0; i < NUM_SAMPLES; ++i) { - if (offs) { - // Restore information for modules that use common sample data - for (int j = 0; j < NUM_SAMPLES; ++j) { - if (!scumm_stricmp((const char *)commonSamples[j].name, (const char *)sample[i].name)) { - sample[i].len = commonSamples[j].len; - st.seek(commonSamples[j].offs); - break; - } - } - } else { - // Store information for modules that use common sample data - memcpy(commonSamples[i].name, sample[i].name, 22); - commonSamples[i].len = sample[i].len; - commonSamples[i].offs = st.pos(); - - } - - if (!sample[i].len) { - sample[i].data = 0; - } else { - sample[i].data = new int8[sample[i].len]; - st.read((byte *)sample[i].data, sample[i].len); - } - } - - return true; -} - -Module::Module() { - pattern = 0; - for (int i = 0; i < NUM_SAMPLES; ++i) { - sample[i].data = 0; - } -} - -Module::~Module() { - delete[] pattern; - for (int i = 0; i < NUM_SAMPLES; ++i) { - delete[] sample[i].data; - } -} - -byte Module::periodToNote(int16 period, byte finetune) { - int16 diff1; - int16 diff2; - - diff1 = ABS(periods[finetune][0] - period); - if (diff1 == 0) - return 0; - - for (int i = 1; i < 60; i++) { - diff2 = ABS(periods[finetune][i] - period); - if (diff2 == 0) - return i; - else if (diff2 > diff1) - return i-1; - diff1 = diff2; - } - return 59; -} - -int16 Module::noteToPeriod(byte note, byte finetune) { - if (finetune > 15) - finetune = 15; - if (note > 59) - note = 59; - - return periods[finetune][note]; -} - -} // End of namespace Modules diff --git a/sound/mods/module.h b/sound/mods/module.h deleted file mode 100644 index 550b63617e..0000000000 --- a/sound/mods/module.h +++ /dev/null @@ -1,90 +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_MODS_MODULE_H -#define SOUND_MODS_MODULE_H - -#include "common/stream.h" - -namespace Modules { - -#include "common/pack-start.h" // START STRUCT PACKING - -struct note_t { - byte sample; - byte note; - uint16 period; - uint16 effect; -} PACKED_STRUCT; - -#include "common/pack-end.h" // END STRUCT PACKING - -typedef note_t pattern_t[64][4]; - -struct sample_t { - byte name[23]; - uint16 len; - byte finetune; - byte vol; - uint16 repeat; - uint16 replen; - int8 *data; -}; - -struct sample_offs { - byte name[23]; - uint16 len; - uint32 offs; -}; - -class Module { -public: - byte songname[21]; - - static const int NUM_SAMPLES = 31; - sample_t sample[NUM_SAMPLES]; - sample_offs commonSamples[NUM_SAMPLES]; - - byte songlen; - byte undef; - byte songpos[128]; - uint32 sig; - pattern_t *pattern; - - Module(); - ~Module(); - - bool load(Common::SeekableReadStream &stream, int offs); - static byte periodToNote(int16 period, byte finetune = 0); - static int16 noteToPeriod(byte note, byte finetune = 0); - -private: - static const int16 periods[16][60]; - static const uint32 signatures[]; -}; - -} // End of namespace Modules - -#endif diff --git a/sound/mods/paula.cpp b/sound/mods/paula.cpp deleted file mode 100644 index c39b37f83d..0000000000 --- a/sound/mods/paula.cpp +++ /dev/null @@ -1,212 +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/mods/paula.h" -#include "sound/null.h" - -namespace Audio { - -Paula::Paula(bool stereo, int rate, uint interruptFreq) : - _stereo(stereo), _rate(rate), _periodScale((double)kPalPaulaClock / rate), _intFreq(interruptFreq) { - - clearVoices(); - _voice[0].panning = 191; - _voice[1].panning = 63; - _voice[2].panning = 63; - _voice[3].panning = 191; - - if (_intFreq == 0) - _intFreq = _rate; - - _curInt = 0; - _timerBase = 1; - _playing = false; - _end = true; -} - -Paula::~Paula() { -} - -void Paula::clearVoice(byte voice) { - assert(voice < NUM_VOICES); - - _voice[voice].data = 0; - _voice[voice].dataRepeat = 0; - _voice[voice].length = 0; - _voice[voice].lengthRepeat = 0; - _voice[voice].period = 0; - _voice[voice].volume = 0; - _voice[voice].offset = Offset(0); - _voice[voice].dmaCount = 0; -} - -int Paula::readBuffer(int16 *buffer, const int numSamples) { - Common::StackLock lock(_mutex); - - memset(buffer, 0, numSamples * 2); - if (!_playing) { - return numSamples; - } - - if (_stereo) - return readBufferIntern(buffer, numSamples); - else - return readBufferIntern(buffer, numSamples); -} - - -template -inline int mixBuffer(int16 *&buf, const int8 *data, Paula::Offset &offset, frac_t rate, int neededSamples, uint bufSize, byte volume, byte panning) { - int samples; - for (samples = 0; samples < neededSamples && offset.int_off < bufSize; ++samples) { - const int32 tmp = ((int32) data[offset.int_off]) * volume; - if (stereo) { - *buf++ += (tmp * (255 - panning)) >> 7; - *buf++ += (tmp * (panning)) >> 7; - } else - *buf++ += tmp; - - // Step to next source sample - offset.rem_off += rate; - if (offset.rem_off >= (frac_t)FRAC_ONE) { - offset.int_off += fracToInt(offset.rem_off); - offset.rem_off &= FRAC_LO_MASK; - } - } - - return samples; -} - -template -int Paula::readBufferIntern(int16 *buffer, const int numSamples) { - int samples = _stereo ? numSamples / 2 : numSamples; - while (samples > 0) { - - // Handle 'interrupts'. This gives subclasses the chance to adjust the channel data - // (e.g. insert new samples, do pitch bending, whatever). - if (_curInt == 0) { - _curInt = _intFreq; - interrupt(); - } - - // Compute how many samples to generate: at most the requested number of samples, - // of course, but we may stop earlier when an 'interrupt' is expected. - const uint nSamples = MIN((uint)samples, _curInt); - - // Loop over the four channels of the emulated Paula chip - for (int voice = 0; voice < NUM_VOICES; voice++) { - // No data, or paused -> skip channel - if (!_voice[voice].data || (_voice[voice].period <= 0)) - continue; - - // The Paula chip apparently run at 7.0937892 MHz in the PAL - // version and at 7.1590905 MHz in the NTSC version. We divide this - // by the requested the requested output sampling rate _rate - // (typically 44.1 kHz or 22.05 kHz) obtaining the value _periodScale. - // This is then divided by the "period" of the channel we are - // processing, to obtain the correct output 'rate'. - frac_t rate = doubleToFrac(_periodScale / _voice[voice].period); - // Cap the volume - _voice[voice].volume = MIN((byte) 0x40, _voice[voice].volume); - - - Channel &ch = _voice[voice]; - int16 *p = buffer; - int neededSamples = nSamples; - assert(ch.offset.int_off < ch.length); - - // Mix the generated samples into the output buffer - neededSamples -= mixBuffer(p, ch.data, ch.offset, rate, neededSamples, ch.length, ch.volume, ch.panning); - - // Wrap around if necessary - if (ch.offset.int_off >= ch.length) { - // Important: Wrap around the offset *before* updating the voice length. - // Otherwise, if length != lengthRepeat we would wrap incorrectly. - // Note: If offset >= 2*len ever occurs, the following would be wrong; - // instead of subtracting, we then should compute the modulus using "%=". - // Since that requires a division and is slow, and shouldn't be necessary - // in practice anyway, we only use subtraction. - ch.offset.int_off -= ch.length; - ch.dmaCount++; - - ch.data = ch.dataRepeat; - ch.length = ch.lengthRepeat; - } - - // If we have not yet generated enough samples, and looping is active: loop! - if (neededSamples > 0 && ch.length > 2) { - // Repeat as long as necessary. - while (neededSamples > 0) { - // Mix the generated samples into the output buffer - neededSamples -= mixBuffer(p, ch.data, ch.offset, rate, neededSamples, ch.length, ch.volume, ch.panning); - - if (ch.offset.int_off >= ch.length) { - // Wrap around. See also the note above. - ch.offset.int_off -= ch.length; - ch.dmaCount++; - } - } - } - - } - buffer += _stereo ? nSamples * 2 : nSamples; - _curInt -= nSamples; - samples -= nSamples; - } - return numSamples; -} - -} // End of namespace Audio - - -// 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 AmigaMusicPlugin : public NullMusicPlugin { -public: - const char *getName() const { - return _s("Amiga Audio Emulator"); - } - - const char *getId() const { - return "amiga"; - } - - MusicDevices getDevices() const; -}; - -MusicDevices AmigaMusicPlugin::getDevices() const { - MusicDevices devices; - devices.push_back(MusicDevice(this, "", MT_AMIGA)); - return devices; -} - -//#if PLUGIN_ENABLED_DYNAMIC(AMIGA) - //REGISTER_PLUGIN_DYNAMIC(AMIGA, PLUGIN_TYPE_MUSIC, AmigaMusicPlugin); -//#else - REGISTER_PLUGIN_STATIC(AMIGA, PLUGIN_TYPE_MUSIC, AmigaMusicPlugin); -//#endif diff --git a/sound/mods/paula.h b/sound/mods/paula.h deleted file mode 100644 index aa3d5b4ab9..0000000000 --- a/sound/mods/paula.h +++ /dev/null @@ -1,210 +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_MODS_PAULA_H -#define SOUND_MODS_PAULA_H - -#include "sound/audiostream.h" -#include "common/frac.h" -#include "common/mutex.h" - -namespace Audio { - -/** - * Emulation of the "Paula" Amiga music chip - * The interrupt frequency specifies the number of mixed wavesamples between - * calls of the interrupt method - */ -class Paula : public AudioStream { -public: - static const int NUM_VOICES = 4; - enum { - kPalSystemClock = 7093790, - kNtscSystemClock = 7159090, - kPalCiaClock = kPalSystemClock / 10, - kNtscCiaClock = kNtscSystemClock / 10, - kPalPaulaClock = kPalSystemClock / 2, - kNtscPauleClock = kNtscSystemClock / 2 - }; - - /* TODO: Document this */ - struct Offset { - uint int_off; // integral part of the offset - frac_t rem_off; // fractional part of the offset, at least 0 and less than 1 - - explicit Offset(int off = 0) : int_off(off), rem_off(0) {} - }; - - Paula(bool stereo = false, int rate = 44100, uint interruptFreq = 0); - ~Paula(); - - bool playing() const { return _playing; } - void setTimerBaseValue( uint32 ticksPerSecond ) { _timerBase = ticksPerSecond; } - uint32 getTimerBaseValue() { return _timerBase; } - void setSingleInterrupt(uint sampleDelay) { assert(sampleDelay < _intFreq); _curInt = sampleDelay; } - void setSingleInterruptUnscaled(uint timerDelay) { - setSingleInterrupt((uint)(((double)timerDelay * getRate()) / _timerBase)); - } - void setInterruptFreq(uint sampleDelay) { _intFreq = sampleDelay; _curInt = 0; } - void setInterruptFreqUnscaled(uint timerDelay) { - setInterruptFreq((uint)(((double)timerDelay * getRate()) / _timerBase)); - } - void clearVoice(byte voice); - void clearVoices() { for (int i = 0; i < NUM_VOICES; ++i) clearVoice(i); } - void startPlay() { _playing = true; } - void stopPlay() { _playing = false; } - void pausePlay(bool pause) { _playing = !pause; } - -// AudioStream API - int readBuffer(int16 *buffer, const int numSamples); - bool isStereo() const { return _stereo; } - bool endOfData() const { return _end; } - int getRate() const { return _rate; } - -protected: - struct Channel { - const int8 *data; - const int8 *dataRepeat; - uint32 length; - uint32 lengthRepeat; - int16 period; - byte volume; - Offset offset; - byte panning; // For stereo mixing: 0 = far left, 255 = far right - int dmaCount; - }; - - bool _end; - Common::Mutex _mutex; - - virtual void interrupt() = 0; - - void startPaula() { - _playing = true; - _end = false; - } - - void stopPaula() { - _playing = false; - _end = true; - } - - void setChannelPanning(byte channel, byte panning) { - assert(channel < NUM_VOICES); - _voice[channel].panning = panning; - } - - void disableChannel(byte channel) { - assert(channel < NUM_VOICES); - _voice[channel].data = 0; - } - - void enableChannel(byte channel) { - assert(channel < NUM_VOICES); - Channel &ch = _voice[channel]; - ch.data = ch.dataRepeat; - ch.length = ch.lengthRepeat; - // actually first 2 bytes are dropped? - ch.offset = Offset(0); - // ch.period = ch.periodRepeat; - } - - void setChannelPeriod(byte channel, int16 period) { - assert(channel < NUM_VOICES); - _voice[channel].period = period; - } - - void setChannelVolume(byte channel, byte volume) { - assert(channel < NUM_VOICES); - _voice[channel].volume = volume; - } - - void setChannelSampleStart(byte channel, const int8 *data) { - assert(channel < NUM_VOICES); - _voice[channel].dataRepeat = data; - } - - void setChannelSampleLen(byte channel, uint32 length) { - assert(channel < NUM_VOICES); - assert(length < 32768/2); - _voice[channel].lengthRepeat = 2 * length; - } - - void setChannelData(uint8 channel, const int8 *data, const int8 *dataRepeat, uint32 length, uint32 lengthRepeat, int32 offset = 0) { - assert(channel < NUM_VOICES); - - Channel &ch = _voice[channel]; - - ch.dataRepeat = data; - ch.lengthRepeat = length; - enableChannel(channel); - ch.offset = Offset(offset); - - ch.dataRepeat = dataRepeat; - ch.lengthRepeat = lengthRepeat; - } - - void setChannelOffset(byte channel, Offset offset) { - assert(channel < NUM_VOICES); - _voice[channel].offset = offset; - } - - Offset getChannelOffset(byte channel) { - assert(channel < NUM_VOICES); - return _voice[channel].offset; - } - - int getChannelDmaCount(byte channel) { - assert(channel < NUM_VOICES); - return _voice[channel].dmaCount; - } - - void setChannelDmaCount(byte channel, int dmaVal = 0) { - assert(channel < NUM_VOICES); - _voice[channel].dmaCount = dmaVal; - } - - void setAudioFilter(bool enable) { - // TODO: implement - } - -private: - Channel _voice[NUM_VOICES]; - - const bool _stereo; - const int _rate; - const double _periodScale; - uint _intFreq; - uint _curInt; - uint32 _timerBase; - bool _playing; - - template - int readBufferIntern(int16 *buffer, const int numSamples); -}; - -} // End of namespace Audio - -#endif diff --git a/sound/mods/protracker.cpp b/sound/mods/protracker.cpp deleted file mode 100644 index 797b4c417d..0000000000 --- a/sound/mods/protracker.cpp +++ /dev/null @@ -1,466 +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/mods/protracker.h" -#include "sound/mods/paula.h" -#include "sound/mods/module.h" - -#include "sound/audiostream.h" - -namespace Modules { - -class ProtrackerStream : public ::Audio::Paula { -private: - Module _module; - - int _tick; - int _row; - int _pos; - - int _speed; - int _bpm; - - // For effect 0xB - Jump To Pattern; - bool _hasJumpToPattern; - int _jumpToPattern; - - // For effect 0xD - PatternBreak; - bool _hasPatternBreak; - int _skipRow; - - // For effect 0xE6 - Pattern Loop - bool _hasPatternLoop; - int _patternLoopCount; - int _patternLoopRow; - - // For effect 0xEE - Pattern Delay - byte _patternDelay; - - static const int16 sinetable[]; - - struct { - byte sample; - uint16 period; - Offset offset; - - byte vol; - byte finetune; - - // For effect 0x0 - Arpeggio - bool arpeggio; - byte arpeggioNotes[3]; - - // For effect 0x3 - Porta to note - uint16 portaToNote; - byte portaToNoteSpeed; - - // For effect 0x4 - Vibrato - int vibrato; - byte vibratoPos; - byte vibratoSpeed; - byte vibratoDepth; - - // For effect 0xED - Delay sample - byte delaySample; - byte delaySampleTick; - } _track[4]; - -public: - ProtrackerStream(Common::SeekableReadStream *stream, int offs, int rate, bool stereo); - -private: - void interrupt(); - - void doPorta(int track) { - if (_track[track].portaToNote && _track[track].portaToNoteSpeed) { - if (_track[track].period < _track[track].portaToNote) { - _track[track].period += _track[track].portaToNoteSpeed; - if (_track[track].period > _track[track].portaToNote) - _track[track].period = _track[track].portaToNote; - } else if (_track[track].period > _track[track].portaToNote) { - _track[track].period -= _track[track].portaToNoteSpeed; - if (_track[track].period < _track[track].portaToNote) - _track[track].period = _track[track].portaToNote; - } - } - } - void doVibrato(int track) { - _track[track].vibrato = - (_track[track].vibratoDepth * sinetable[_track[track].vibratoPos]) / 128; - _track[track].vibratoPos += _track[track].vibratoSpeed; - _track[track].vibratoPos %= 64; - } - void doVolSlide(int track, byte ex, byte ey) { - int vol = _track[track].vol; - if (ex == 0) - vol -= ey; - else if (ey == 0) - vol += ex; - - if (vol < 0) - vol = 0; - else if (vol > 64) - vol = 64; - - _track[track].vol = vol; - } - - void updateRow(); - void updateEffects(); - -}; - -const int16 ProtrackerStream::sinetable[64] = { - 0, 24, 49, 74, 97, 120, 141, 161, - 180, 197, 212, 224, 235, 244, 250, 253, - 255, 253, 250, 244, 235, 224, 212, 197, - 180, 161, 141, 120, 97, 74, 49, 24, - 0, -24, -49, -74, -97, -120, -141, -161, - -180, -197, -212, -224, -235, -244, -250, -253, - -255, -253, -250, -244, -235, -224, -212, -197, - -180, -161, -141, -120, -97, -74, -49, -24 -}; - -ProtrackerStream::ProtrackerStream(Common::SeekableReadStream *stream, int offs, int rate, bool stereo) : - Paula(stereo, rate, rate/50) { - bool result = _module.load(*stream, offs); - assert(result); - - _tick = _row = _pos = 0; - - _speed = 6; - _bpm = 125; - - _hasJumpToPattern = false; - _jumpToPattern = 0; - - _hasPatternBreak = false; - _skipRow = 0; - - _hasPatternLoop = false; - _patternLoopCount = 0; - _patternLoopRow = 0; - - _patternDelay = 0; - - memset(_track, 0, sizeof(_track)); - - startPaula(); -} - -void ProtrackerStream::updateRow() { - for (int track = 0; track < 4; track++) { - _track[track].arpeggio = false; - _track[track].vibrato = 0; - _track[track].delaySampleTick = 0; - const note_t note = - _module.pattern[_module.songpos[_pos]][_row][track]; - - const int effect = note.effect >> 8; - - if (note.sample) { - if (_track[track].sample != note.sample) { - _track[track].vibratoPos = 0; - } - _track[track].sample = note.sample; - _track[track].finetune = _module.sample[note.sample - 1].finetune; - _track[track].vol = _module.sample[note.sample - 1].vol; - } - - if (note.period) { - if (effect != 3 && effect != 5) { - if (_track[track].finetune) - _track[track].period = _module.noteToPeriod(note.note, _track[track].finetune); - else - _track[track].period = note.period; - _track[track].offset = Offset(0); - } - } - - const byte exy = note.effect & 0xff; - const byte ex = (note.effect >> 4) & 0xf; - const byte ey = note.effect & 0xf; - - int vol; - switch (effect) { - case 0x0: - if (exy) { - _track[track].arpeggio = true; - if (note.period) { - _track[track].arpeggioNotes[0] = note.note; - _track[track].arpeggioNotes[1] = note.note + ex; - _track[track].arpeggioNotes[2] = note.note + ey; - } - } - break; - case 0x1: - break; - case 0x2: - break; - case 0x3: - if (note.period) - _track[track].portaToNote = note.period; - if (exy) - _track[track].portaToNoteSpeed = exy; - break; - case 0x4: - if (exy) { - _track[track].vibratoSpeed = ex; - _track[track].vibratoDepth = ey; - } - break; - case 0x5: - doPorta(track); - doVolSlide(track, ex, ey); - break; - case 0x6: - doVibrato(track); - doVolSlide(track, ex, ey); - break; - case 0x9: // Set sample offset - if (exy) { - _track[track].offset = Offset(exy * 256); - setChannelOffset(track, _track[track].offset); - } - break; - case 0xA: - break; - case 0xB: - _hasJumpToPattern = true; - _jumpToPattern = exy; - break; - case 0xC: - _track[track].vol = exy; - break; - case 0xD: - _hasPatternBreak = true; - _skipRow = ex * 10 + ey; - break; - case 0xE: - switch (ex) { - case 0x0: // Switch filters off - break; - case 0x1: // Fine slide up - _track[track].period -= exy; - break; - case 0x2: // Fine slide down - _track[track].period += exy; - break; - case 0x5: // Set finetune - _track[track].finetune = ey; - _module.sample[_track[track].sample].finetune = ey; - if (note.period) { - if (ey) - _track[track].period = _module.noteToPeriod(note.note, ey); - else - _track[track].period = note.period; - } - break; - case 0x6: - if (ey == 0) { - _patternLoopRow = _row; - } else { - _patternLoopCount++; - if (_patternLoopCount <= ey) - _hasPatternLoop = true; - else - _patternLoopCount = 0; - } - break; - case 0x9: - break; // Retrigger note - case 0xA: // Fine volume slide up - vol = _track[track].vol + ey; - if (vol > 64) - vol = 64; - _track[track].vol = vol; - break; - case 0xB: // Fine volume slide down - vol = _track[track].vol - ey; - if (vol < 0) - vol = 0; - _track[track].vol = vol; - break; - case 0xD: // Delay sample - _track[track].delaySampleTick = ey; - _track[track].delaySample = _track[track].sample; - _track[track].sample = 0; - _track[track].vol = 0; - break; - case 0xE: // Pattern delay - _patternDelay = ey; - break; - default: - warning("Unimplemented effect %X", note.effect); - } - break; - - case 0xF: - if (exy < 0x20) { - _speed = exy; - } else { - _bpm = exy; - setInterruptFreq((int) (getRate() / (_bpm * 0.4))); - } - break; - default: - warning("Unimplemented effect %X", note.effect); - } - } -} - -void ProtrackerStream::updateEffects() { - for (int track = 0; track < 4; track++) { - _track[track].vibrato = 0; - - const note_t note = - _module.pattern[_module.songpos[_pos]][_row][track]; - - const int effect = note.effect >> 8; - - const int exy = note.effect & 0xff; - const int ex = (note.effect >> 4) & 0xf; - const int ey = (note.effect) & 0xf; - - switch (effect) { - case 0x0: - if (exy) { - const int idx = (_tick == 1) ? 0 : (_tick % 3); - _track[track].period = - _module.noteToPeriod(_track[track].arpeggioNotes[idx], - _track[track].finetune); - } - break; - case 0x1: - _track[track].period -= exy; - break; - case 0x2: - _track[track].period += exy; - break; - case 0x3: - doPorta(track); - break; - case 0x4: - doVibrato(track); - break; - case 0x5: - doPorta(track); - doVolSlide(track, ex, ey); - break; - case 0x6: - doVibrato(track); - doVolSlide(track, ex, ey); - break; - case 0xA: - doVolSlide(track, ex, ey); - break; - case 0xE: - switch (ex) { - case 0x6: - break; // Pattern loop - case 0x9: // Retrigger note - if (ey && (_tick % ey) == 0) - _track[track].offset = Offset(0); - break; - case 0xD: // Delay sample - if (_tick == _track[track].delaySampleTick) { - _track[track].sample = _track[track].delaySample; - _track[track].offset = Offset(0); - if (_track[track].sample) - _track[track].vol = _module.sample[_track[track].sample - 1].vol; - } - break; - } - break; - } - } -} - -void ProtrackerStream::interrupt() { - int track; - - for (track = 0; track < 4; track++) { - _track[track].offset = getChannelOffset(track); - if (_tick == 0 && _track[track].arpeggio) { - _track[track].period = _module.noteToPeriod(_track[track].arpeggioNotes[0], - _track[track].finetune); - } - } - - if (_tick == 0) { - if (_hasJumpToPattern) { - _hasJumpToPattern = false; - _pos = _jumpToPattern; - _row = 0; - } else if (_hasPatternBreak) { - _hasPatternBreak = false; - _row = _skipRow; - _pos = (_pos + 1) % _module.songlen; - _patternLoopRow = 0; - } else if (_hasPatternLoop) { - _hasPatternLoop = false; - _row = _patternLoopRow; - } - if (_row >= 64) { - _row = 0; - _pos = (_pos + 1) % _module.songlen; - _patternLoopRow = 0; - } - - updateRow(); - } else - updateEffects(); - - _tick = (_tick + 1) % (_speed + _patternDelay * _speed); - if (_tick == 0) { - _row++; - _patternDelay = 0; - } - - for (track = 0; track < 4; track++) { - setChannelVolume(track, _track[track].vol); - setChannelPeriod(track, _track[track].period + _track[track].vibrato); - if (_track[track].sample) { - sample_t &sample = _module.sample[_track[track].sample - 1]; - setChannelData(track, - sample.data, - sample.replen > 2 ? sample.data + sample.repeat : 0, - sample.len, - sample.replen); - setChannelOffset(track, _track[track].offset); - _track[track].sample = 0; - } - } -} - -} // End of namespace Modules - -namespace Audio { - -AudioStream *makeProtrackerStream(Common::SeekableReadStream *stream, int offs, int rate, bool stereo) { - return new Modules::ProtrackerStream(stream, offs, rate, stereo); -} - -} // End of namespace Audio diff --git a/sound/mods/protracker.h b/sound/mods/protracker.h deleted file mode 100644 index af722637c7..0000000000 --- a/sound/mods/protracker.h +++ /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. - * - * $URL$ - * $Id$ - * - */ - -/** - * @file - * Sound decoder used in engines: - * - agos - * - parallaction - */ - -#ifndef SOUND_MODS_PROTRACKER_H -#define SOUND_MODS_PROTRACKER_H - -#include "common/stream.h" - -namespace Audio { - -class AudioStream; - -/* - * Factory function for ProTracker streams. Reads all data from the - * given ReadStream and creates an AudioStream from this. No reference - * to the 'stream' object is kept, so you can safely delete it after - * invoking this factory. - * - * @param stream the ReadStream from which to read the ProTracker data - * @param rate TODO - * @param stereo TODO - * @return a new AudioStream, or NULL, if an error occurred - */ -AudioStream *makeProtrackerStream(Common::SeekableReadStream *stream, int offs = 0, int rate = 44100, bool stereo = true); - -} // End of namespace Audio - -#endif diff --git a/sound/mods/rjp1.cpp b/sound/mods/rjp1.cpp deleted file mode 100644 index be376d61a4..0000000000 --- a/sound/mods/rjp1.cpp +++ /dev/null @@ -1,582 +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/debug.h" -#include "common/endian.h" - -#include "sound/mods/paula.h" -#include "sound/mods/rjp1.h" -#include "sound/audiostream.h" - -namespace Audio { - -struct Rjp1Channel { - const int8 *waveData; - const int8 *modulatePeriodData; - const int8 *modulateVolumeData; - const int8 *envelopeData; - uint16 volumeScale; - int16 volume; - uint16 modulatePeriodBase; - uint32 modulatePeriodLimit; - uint32 modulatePeriodIndex; - uint16 modulateVolumeBase; - uint32 modulateVolumeLimit; - uint32 modulateVolumeIndex; - uint8 freqStep; - uint32 freqInc; - uint32 freqInit; - const uint8 *noteData; - const uint8 *sequenceOffsets; - const uint8 *sequenceData; - uint8 loopSeqCount; - uint8 loopSeqCur; - uint8 loopSeq2Count; - uint8 loopSeq2Cur; - bool active; - int16 modulatePeriodInit; - int16 modulatePeriodNext; - bool setupNewNote; - int8 envelopeMode; - int8 envelopeScale; - int8 envelopeEnd1; - int8 envelopeEnd2; - int8 envelopeStart; - int8 envelopeVolume; - uint8 currentInstrument; - const int8 *data; - uint16 pos; - uint16 len; - uint16 repeatPos; - uint16 repeatLen; - bool isSfx; -}; - -class Rjp1 : public Paula { -public: - - struct Vars { - int8 *instData; - uint8 *songData[7]; - uint8 activeChannelsMask; - uint8 currentChannel; - int subsongsCount; - int instrumentsCount; - }; - - Rjp1(int rate, bool stereo); - virtual ~Rjp1(); - - bool load(Common::SeekableReadStream *songData, Common::SeekableReadStream *instrumentsData); - void unload(); - - void startPattern(int ch, int pat); - void startSong(int song); - -protected: - - void startSequence(uint8 channelNum, uint8 seqNum); - void turnOffChannel(Rjp1Channel *channel); - void playChannel(Rjp1Channel *channel); - void turnOnChannel(Rjp1Channel *channel); - bool executeSfxSequenceOp(Rjp1Channel *channel, uint8 code, const uint8 *&p); - bool executeSongSequenceOp(Rjp1Channel *channel, uint8 code, const uint8 *&p); - void playSongSequence(Rjp1Channel *channel); - void modulateVolume(Rjp1Channel *channel); - void modulatePeriod(Rjp1Channel *channel); - void setupNote(Rjp1Channel *channel, int16 freq); - void setupInstrument(Rjp1Channel *channel, uint8 num); - void setRelease(Rjp1Channel *channel); - void modulateVolumeEnvelope(Rjp1Channel *channel); - void setSustain(Rjp1Channel *channel); - void setDecay(Rjp1Channel *channel); - void modulateVolumeWaveform(Rjp1Channel *channel); - void setVolume(Rjp1Channel *channel); - - void stopPaulaChannel(uint8 channel); - void setupPaulaChannel(uint8 channel, const int8 *waveData, uint16 offset, uint16 len, uint16 repeatPos, uint16 repeatLen); - - virtual void interrupt(); - - Vars _vars; - Rjp1Channel _channelsTable[4]; - - static const int16 _periodsTable[]; - static const int _periodsCount; -}; - -Rjp1::Rjp1(int rate, bool stereo) - : Paula(stereo, rate, rate / 50) { - memset(&_vars, 0, sizeof(_vars)); - memset(_channelsTable, 0, sizeof(_channelsTable)); -} - -Rjp1::~Rjp1() { - unload(); -} - -bool Rjp1::load(Common::SeekableReadStream *songData, Common::SeekableReadStream *instrumentsData) { - if (songData->readUint32BE() == MKID_BE('RJP1') && songData->readUint32BE() == MKID_BE('SMOD')) { - for (int i = 0; i < 7; ++i) { - uint32 size = songData->readUint32BE(); - _vars.songData[i] = (uint8 *)malloc(size); - if (!_vars.songData[i]) - return false; - - songData->read(_vars.songData[i], size); - switch (i) { - case 0: - _vars.instrumentsCount = size / 32; - break; - case 1: - break; - case 2: - // sequence index to offsets, 1 per channel - _vars.subsongsCount = size / 4; - break; - case 3: - case 4: - // sequence offsets - break; - case 5: - case 6: - // sequence data - break; - } - } - - if (instrumentsData->readUint32BE() == MKID_BE('RJP1')) { - uint32 size = instrumentsData->size() - 4; - _vars.instData = (int8 *)malloc(size); - if (!_vars.instData) - return false; - - instrumentsData->read(_vars.instData, size); - - } - } - - debug(5, "Rjp1::load() _instrumentsCount = %d _subsongsCount = %d", _vars.instrumentsCount, _vars.subsongsCount); - return true; -} - -void Rjp1::unload() { - for (int i = 0; i < 7; ++i) { - free(_vars.songData[i]); - } - free(_vars.instData); - memset(&_vars, 0, sizeof(_vars)); - memset(_channelsTable, 0, sizeof(_channelsTable)); -} - -void Rjp1::startPattern(int ch, int pat) { - Rjp1Channel *channel = &_channelsTable[ch]; - _vars.activeChannelsMask |= 1 << ch; - channel->sequenceData = READ_BE_UINT32(_vars.songData[4] + pat * 4) + _vars.songData[6]; - channel->loopSeqCount = 6; - channel->loopSeqCur = channel->loopSeq2Cur = 1; - channel->active = true; - channel->isSfx = true; - // "start" Paula audiostream - startPaula(); -} - -void Rjp1::startSong(int song) { - if (song == 0 || song >= _vars.subsongsCount) { - warning("Invalid subsong number %d, defaulting to 1", song); - song = 1; - } - const uint8 *p = _vars.songData[2] + (song & 0x3F) * 4; - for (int i = 0; i < 4; ++i) { - uint8 seq = *p++; - if (seq) { - startSequence(i, seq); - } - } - // "start" Paula audiostream - startPaula(); -} - -void Rjp1::startSequence(uint8 channelNum, uint8 seqNum) { - Rjp1Channel *channel = &_channelsTable[channelNum]; - _vars.activeChannelsMask |= 1 << channelNum; - if (seqNum != 0) { - const uint8 *p = READ_BE_UINT32(_vars.songData[3] + seqNum * 4) + _vars.songData[5]; - uint8 seq = *p++; - channel->sequenceOffsets = p; - channel->sequenceData = READ_BE_UINT32(_vars.songData[4] + seq * 4) + _vars.songData[6]; - channel->loopSeqCount = 6; - channel->loopSeqCur = channel->loopSeq2Cur = 1; - channel->active = true; - } else { - channel->active = false; - turnOffChannel(channel); - } -} - -void Rjp1::turnOffChannel(Rjp1Channel *channel) { - stopPaulaChannel(channel - _channelsTable); -} - -void Rjp1::playChannel(Rjp1Channel *channel) { - if (channel->active) { - turnOnChannel(channel); - if (channel->sequenceData) { - playSongSequence(channel); - } - modulateVolume(channel); - modulatePeriod(channel); - } -} - -void Rjp1::turnOnChannel(Rjp1Channel *channel) { - if (channel->setupNewNote) { - channel->setupNewNote = false; - setupPaulaChannel(channel - _channelsTable, channel->data, channel->pos, channel->len, channel->repeatPos, channel->repeatLen); - } -} - -bool Rjp1::executeSfxSequenceOp(Rjp1Channel *channel, uint8 code, const uint8 *&p) { - bool loop = true; - switch (code & 7) { - case 0: - _vars.activeChannelsMask &= ~(1 << _vars.currentChannel); - loop = false; - stopPaula(); - break; - case 1: - setRelease(channel); - loop = false; - break; - case 2: - channel->loopSeqCount = *p++; - break; - case 3: - channel->loopSeq2Count = *p++; - break; - case 4: - code = *p++; - if (code != 0) { - setupInstrument(channel, code); - } - break; - case 7: - loop = false; - break; - } - return loop; -} - -bool Rjp1::executeSongSequenceOp(Rjp1Channel *channel, uint8 code, const uint8 *&p) { - bool loop = true; - const uint8 *offs; - switch (code & 7) { - case 0: - offs = channel->sequenceOffsets; - channel->loopSeq2Count = 1; - while (1) { - code = *offs++; - if (code != 0) { - channel->sequenceOffsets = offs; - p = READ_BE_UINT32(_vars.songData[4] + code * 4) + _vars.songData[6]; - break; - } else { - code = offs[0]; - if (code == 0) { - p = 0; - channel->active = false; - _vars.activeChannelsMask &= ~(1 << _vars.currentChannel); - loop = false; - break; - } else if (code & 0x80) { - code = offs[1]; - offs = READ_BE_UINT32(_vars.songData[3] + code * 4) + _vars.songData[5]; - } else { - offs -= code; - } - } - } - break; - case 1: - setRelease(channel); - loop = false; - break; - case 2: - channel->loopSeqCount = *p++; - break; - case 3: - channel->loopSeq2Count = *p++; - break; - case 4: - code = *p++; - if (code != 0) { - setupInstrument(channel, code); - } - break; - case 5: - channel->volumeScale = *p++; - break; - case 6: - channel->freqStep = *p++; - channel->freqInc = READ_BE_UINT32(p); p += 4; - channel->freqInit = 0; - break; - case 7: - loop = false; - break; - } - return loop; -} - -void Rjp1::playSongSequence(Rjp1Channel *channel) { - const uint8 *p = channel->sequenceData; - --channel->loopSeqCur; - if (channel->loopSeqCur == 0) { - --channel->loopSeq2Cur; - if (channel->loopSeq2Cur == 0) { - bool loop = true; - do { - uint8 code = *p++; - if (code & 0x80) { - if (channel->isSfx) { - loop = executeSfxSequenceOp(channel, code, p); - } else { - loop = executeSongSequenceOp(channel, code, p); - } - } else { - code >>= 1; - if (code < _periodsCount) { - setupNote(channel, _periodsTable[code]); - } - loop = false; - } - } while (loop); - channel->sequenceData = p; - channel->loopSeq2Cur = channel->loopSeq2Count; - } - channel->loopSeqCur = channel->loopSeqCount; - } -} - -void Rjp1::modulateVolume(Rjp1Channel *channel) { - modulateVolumeEnvelope(channel); - modulateVolumeWaveform(channel); - setVolume(channel); -} - -void Rjp1::modulatePeriod(Rjp1Channel *channel) { - if (channel->modulatePeriodData) { - uint32 per = channel->modulatePeriodIndex; - int period = (channel->modulatePeriodData[per] * channel->modulatePeriodInit) / 128; - period = -period; - if (period < 0) { - period /= 2; - } - channel->modulatePeriodNext = period + channel->modulatePeriodInit; - ++per; - if (per == channel->modulatePeriodLimit) { - per = channel->modulatePeriodBase * 2; - } - channel->modulatePeriodIndex = per; - } - if (channel->freqStep != 0) { - channel->freqInit += channel->freqInc; - --channel->freqStep; - } - setChannelPeriod(channel - _channelsTable, channel->freqInit + channel->modulatePeriodNext); -} - -void Rjp1::setupNote(Rjp1Channel *channel, int16 period) { - const uint8 *note = channel->noteData; - if (note) { - channel->modulatePeriodInit = channel->modulatePeriodNext = period; - channel->freqInit = 0; - const int8 *e = (const int8 *)_vars.songData[1] + READ_BE_UINT16(note + 12); - channel->envelopeData = e; - channel->envelopeStart = e[1]; - channel->envelopeScale = e[1] - e[0]; - channel->envelopeEnd2 = e[2]; - channel->envelopeEnd1 = e[2]; - channel->envelopeMode = 4; - channel->data = channel->waveData; - channel->pos = READ_BE_UINT16(note + 16); - channel->len = channel->pos + READ_BE_UINT16(note + 18); - channel->setupNewNote = true; - } -} - -void Rjp1::setupInstrument(Rjp1Channel *channel, uint8 num) { - if (channel->currentInstrument != num) { - channel->currentInstrument = num; - const uint8 *p = _vars.songData[0] + num * 32; - channel->noteData = p; - channel->repeatPos = READ_BE_UINT16(p + 20); - channel->repeatLen = READ_BE_UINT16(p + 22); - channel->volumeScale = READ_BE_UINT16(p + 14); - channel->modulatePeriodBase = READ_BE_UINT16(p + 24); - channel->modulatePeriodIndex = 0; - channel->modulatePeriodLimit = READ_BE_UINT16(p + 26) * 2; - channel->modulateVolumeBase = READ_BE_UINT16(p + 28); - channel->modulateVolumeIndex = 0; - channel->modulateVolumeLimit = READ_BE_UINT16(p + 30) * 2; - channel->waveData = _vars.instData + READ_BE_UINT32(p); - uint32 off = READ_BE_UINT32(p + 4); - if (off) { - channel->modulatePeriodData = _vars.instData + off; - } - off = READ_BE_UINT32(p + 8); - if (off) { - channel->modulateVolumeData = _vars.instData + off; - } - } -} - -void Rjp1::setRelease(Rjp1Channel *channel) { - const int8 *e = channel->envelopeData; - if (e) { - channel->envelopeStart = 0; - channel->envelopeScale = -channel->envelopeVolume; - channel->envelopeEnd2 = e[5]; - channel->envelopeEnd1 = e[5]; - channel->envelopeMode = -1; - } -} - -void Rjp1::modulateVolumeEnvelope(Rjp1Channel *channel) { - if (channel->envelopeMode) { - int16 es = channel->envelopeScale; - if (es) { - int8 m = channel->envelopeEnd1; - if (m == 0) { - es = 0; - } else { - es *= m; - m = channel->envelopeEnd2; - if (m == 0) { - es = 0; - } else { - es /= m; - } - } - } - channel->envelopeVolume = channel->envelopeStart - es; - --channel->envelopeEnd1; - if (channel->envelopeEnd1 == -1) { - switch (channel->envelopeMode) { - case 0: - break; - case 2: - setSustain(channel); - break; - case 4: - setDecay(channel); - break; - case -1: - setSustain(channel); - break; - default: - error("Unhandled envelope mode %d", channel->envelopeMode); - break; - } - return; - } - } - channel->volume = channel->envelopeVolume; -} - -void Rjp1::setSustain(Rjp1Channel *channel) { - channel->envelopeMode = 0; -} - -void Rjp1::setDecay(Rjp1Channel *channel) { - const int8 *e = channel->envelopeData; - if (e) { - channel->envelopeStart = e[3]; - channel->envelopeScale = e[3] - e[1]; - channel->envelopeEnd2 = e[4]; - channel->envelopeEnd1 = e[4]; - channel->envelopeMode = 2; - } -} - -void Rjp1::modulateVolumeWaveform(Rjp1Channel *channel) { - if (channel->modulateVolumeData) { - uint32 i = channel->modulateVolumeIndex; - channel->volume += channel->modulateVolumeData[i] * channel->volume / 128; - ++i; - if (i == channel->modulateVolumeLimit) { - i = channel->modulateVolumeBase * 2; - } - channel->modulateVolumeIndex = i; - } -} - -void Rjp1::setVolume(Rjp1Channel *channel) { - channel->volume = (channel->volume * channel->volumeScale) / 64; - channel->volume = CLIP(channel->volume, 0, 64); - setChannelVolume(channel - _channelsTable, channel->volume); -} - -void Rjp1::stopPaulaChannel(uint8 channel) { - clearVoice(channel); -} - -void Rjp1::setupPaulaChannel(uint8 channel, const int8 *waveData, uint16 offset, uint16 len, uint16 repeatPos, uint16 repeatLen) { - if (waveData) { - setChannelData(channel, waveData, waveData + repeatPos * 2, len * 2, repeatLen * 2, offset * 2); - } -} - -void Rjp1::interrupt() { - for (int i = 0; i < 4; ++i) { - _vars.currentChannel = i; - playChannel(&_channelsTable[i]); - } -} - -const int16 Rjp1::_periodsTable[] = { - 0x01C5, 0x01E0, 0x01FC, 0x021A, 0x023A, 0x025C, 0x0280, 0x02A6, 0x02D0, - 0x02FA, 0x0328, 0x0358, 0x00E2, 0x00F0, 0x00FE, 0x010D, 0x011D, 0x012E, - 0x0140, 0x0153, 0x0168, 0x017D, 0x0194, 0x01AC, 0x0071, 0x0078, 0x007F, - 0x0087, 0x008F, 0x0097, 0x00A0, 0x00AA, 0x00B4, 0x00BE, 0x00CA, 0x00D6 -}; - -const int Rjp1::_periodsCount = ARRAYSIZE(_periodsTable); - -AudioStream *makeRjp1Stream(Common::SeekableReadStream *songData, Common::SeekableReadStream *instrumentsData, int num, int rate, bool stereo) { - Rjp1 *stream = new Rjp1(rate, stereo); - if (stream->load(songData, instrumentsData)) { - if (num < 0) { - stream->startPattern(3, -num); - } else { - stream->startSong(num); - } - return stream; - } - delete stream; - return 0; -} - -} // End of namespace Audio diff --git a/sound/mods/rjp1.h b/sound/mods/rjp1.h deleted file mode 100644 index e1960921b2..0000000000 --- a/sound/mods/rjp1.h +++ /dev/null @@ -1,50 +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. - * - * $URL$ - * $Id$ - * - */ - -/** - * @file - * Sound decoder used in engines: - * - queen - */ - -#ifndef SOUND_MODS_RJP1_H -#define SOUND_MODS_RJP1_H - -#include "common/stream.h" - -namespace Audio { - -class AudioStream; - -/* - * Factory function for RichardJoseph1 modules. Reads all data from the - * given songData and instrumentsData streams and creates an AudioStream - * from this. No references to these stream objects are kept. - */ -AudioStream *makeRjp1Stream(Common::SeekableReadStream *songData, Common::SeekableReadStream *instrumentsData, int num, int rate = 44100, bool stereo = true); - -} // End of namespace Audio - -#endif diff --git a/sound/mods/soundfx.cpp b/sound/mods/soundfx.cpp deleted file mode 100644 index 3af8ca19c6..0000000000 --- a/sound/mods/soundfx.cpp +++ /dev/null @@ -1,275 +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/endian.h" - -#include "sound/mods/paula.h" -#include "sound/mods/soundfx.h" -#include "sound/audiostream.h" - -namespace Audio { - -struct SoundFxInstrument { - char name[23]; - uint16 len; - uint8 finetune; - uint8 volume; - uint16 repeatPos; - uint16 repeatLen; - int8 *data; -}; - -class SoundFx : public Paula { -public: - - enum { - NUM_CHANNELS = 4, - NUM_INSTRUMENTS = 15 - }; - - SoundFx(int rate, bool stereo); - virtual ~SoundFx(); - - bool load(Common::SeekableReadStream *data, LoadSoundFxInstrumentCallback loadCb); - void play(); - -protected: - - void handlePattern(int ch, uint32 pat); - void updateEffects(int ch); - void handleTick(); - - void disablePaulaChannel(uint8 channel); - void setupPaulaChannel(uint8 channel, const int8 *data, uint16 len, uint16 repeatPos, uint16 repeatLen); - - virtual void interrupt(); - - uint8 _ticks; - uint16 _delay; - SoundFxInstrument _instruments[NUM_INSTRUMENTS]; - uint8 _numOrders; - uint8 _curOrder; - uint16 _curPos; - uint8 _ordersTable[128]; - uint8 *_patternData; - uint16 _effects[NUM_CHANNELS]; -}; - -SoundFx::SoundFx(int rate, bool stereo) - : Paula(stereo, rate) { - setTimerBaseValue(kPalCiaClock); - _ticks = 0; - _delay = 0; - memset(_instruments, 0, sizeof(_instruments)); - _numOrders = 0; - _curOrder = 0; - _curPos = 0; - memset(_ordersTable, 0, sizeof(_ordersTable)); - _patternData = 0; - memset(_effects, 0, sizeof(_effects)); -} - -SoundFx::~SoundFx() { - free(_patternData); - for (int i = 0; i < NUM_INSTRUMENTS; ++i) { - free(_instruments[i].data); - } -} - -bool SoundFx::load(Common::SeekableReadStream *data, LoadSoundFxInstrumentCallback loadCb) { - int instrumentsSize[15]; - if (!loadCb) { - for (int i = 0; i < NUM_INSTRUMENTS; ++i) { - instrumentsSize[i] = data->readUint32BE(); - } - } - uint8 tag[4]; - data->read(tag, 4); - if (memcmp(tag, "SONG", 4) != 0) { - return false; - } - _delay = data->readUint16BE(); - data->skip(7 * 2); - for (int i = 0; i < NUM_INSTRUMENTS; ++i) { - SoundFxInstrument *ins = &_instruments[i]; - data->read(ins->name, 22); ins->name[22] = 0; - ins->len = data->readUint16BE(); - ins->finetune = data->readByte(); - ins->volume = data->readByte(); - ins->repeatPos = data->readUint16BE(); - ins->repeatLen = data->readUint16BE(); - } - _numOrders = data->readByte(); - data->skip(1); - data->read(_ordersTable, 128); - int maxOrder = 0; - for (int i = 0; i < _numOrders; ++i) { - if (_ordersTable[i] > maxOrder) { - maxOrder = _ordersTable[i]; - } - } - int patternSize = (maxOrder + 1) * 4 * 4 * 64; - _patternData = (uint8 *)malloc(patternSize); - if (!_patternData) { - return false; - } - data->read(_patternData, patternSize); - for (int i = 0; i < NUM_INSTRUMENTS; ++i) { - SoundFxInstrument *ins = &_instruments[i]; - if (!loadCb) { - if (instrumentsSize[i] != 0) { - assert(ins->len <= 1 || ins->len * 2 <= instrumentsSize[i]); - assert(ins->repeatLen <= 1 || (ins->repeatPos + ins->repeatLen) * 2 <= instrumentsSize[i]); - ins->data = (int8 *)malloc(instrumentsSize[i]); - if (!ins->data) { - return false; - } - data->read(ins->data, instrumentsSize[i]); - } - } else { - if (ins->name[0]) { - ins->name[8] = '\0'; - ins->data = (int8 *)(*loadCb)(ins->name, 0); - if (!ins->data) { - return false; - } - } - } - } - return true; -} - -void SoundFx::play() { - _curPos = 0; - _curOrder = 0; - _ticks = 0; - setInterruptFreqUnscaled(_delay); - startPaula(); -} - -void SoundFx::handlePattern(int ch, uint32 pat) { - uint16 note1 = pat >> 16; - uint16 note2 = pat & 0xFFFF; - if (note1 == 0xFFFD) { // PIC - _effects[ch] = 0; - return; - } - _effects[ch] = note2; - if (note1 == 0xFFFE) { // STP - disablePaulaChannel(ch); - return; - } - int ins = (note2 & 0xF000) >> 12; - if (ins != 0) { - SoundFxInstrument *i = &_instruments[ins - 1]; - setupPaulaChannel(ch, i->data, i->len, i->repeatPos, i->repeatLen); - int effect = (note2 & 0xF00) >> 8; - int volume = i->volume; - switch (effect) { - case 5: // volume up - volume += (note2 & 0xFF); - if (volume > 63) { - volume = 63; - } - break; - case 6: // volume down - volume -= (note2 & 0xFF); - if (volume < 0) { - volume = 0; - } - break; - } - setChannelVolume(ch, volume); - } - if (note1 != 0) { - setChannelPeriod(ch, note1); - } -} - -void SoundFx::updateEffects(int ch) { - // updateEffects() is a no-op in all Delphine Software games using SoundFx : FW,OS,Cruise,AW - if (_effects[ch] != 0) { - switch (_effects[ch]) { - case 1: // appreggiato - case 2: // pitchbend - case 3: // ledon, enable low-pass filter - case 4: // ledoff, disable low-pass filter - case 7: // set step up - case 8: // set step down - warning("Unhandled effect %d", _effects[ch]); - break; - } - } -} - -void SoundFx::handleTick() { - ++_ticks; - if (_ticks != 6) { - for (int ch = 0; ch < 4; ++ch) { - updateEffects(ch); - } - } else { - _ticks = 0; - const uint8 *patternData = _patternData + _ordersTable[_curOrder] * 1024 + _curPos; - for (int ch = 0; ch < 4; ++ch) { - handlePattern(ch, READ_BE_UINT32(patternData)); - patternData += 4; - } - _curPos += 4 * 4; - if (_curPos >= 1024) { - _curPos = 0; - ++_curOrder; - if (_curOrder == _numOrders) { - stopPaula(); - } - } - } -} - -void SoundFx::disablePaulaChannel(uint8 channel) { - disableChannel(channel); -} - -void SoundFx::setupPaulaChannel(uint8 channel, const int8 *data, uint16 len, uint16 repeatPos, uint16 repeatLen) { - if (data && len > 1) { - setChannelData(channel, data, data + repeatPos * 2, len * 2, repeatLen * 2); - } -} - -void SoundFx::interrupt() { - handleTick(); -} - -AudioStream *makeSoundFxStream(Common::SeekableReadStream *data, LoadSoundFxInstrumentCallback loadCb, int rate, bool stereo) { - SoundFx *stream = new SoundFx(rate, stereo); - if (stream->load(data, loadCb)) { - stream->play(); - return stream; - } - delete stream; - return 0; -} - -} // End of namespace Audio diff --git a/sound/mods/soundfx.h b/sound/mods/soundfx.h deleted file mode 100644 index 089c19d292..0000000000 --- a/sound/mods/soundfx.h +++ /dev/null @@ -1,53 +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. - * - * $URL$ - * $Id$ - * - */ - -/** - * @file - * Sound decoder used in engines: - * - cine - */ - -#ifndef SOUND_MODS_SOUNDFX_H -#define SOUND_MODS_SOUNDFX_H - -#include "common/stream.h" - -namespace Audio { - -class AudioStream; - -typedef byte *(*LoadSoundFxInstrumentCallback)(const char *name, uint32 *size); - -/* - * Factory function for SoundFX modules. Reads all data from the - * given data stream and creates an AudioStream from this (no references to the - * stream object is kept). If loadCb is non 0, then instruments are loaded using - * it, buffers returned are free'd at the end of playback. - */ -AudioStream *makeSoundFxStream(Common::SeekableReadStream *data, LoadSoundFxInstrumentCallback loadCb, int rate = 44100, bool stereo = true); - -} // End of namespace Audio - -#endif diff --git a/sound/mods/tfmx.cpp b/sound/mods/tfmx.cpp deleted file mode 100644 index 6ed1abcfb5..0000000000 --- a/sound/mods/tfmx.cpp +++ /dev/null @@ -1,1193 +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" -#include "common/endian.h" -#include "common/stream.h" -#include "common/util.h" -#include "common/debug.h" - -#include "sound/mods/tfmx.h" - -// test for engines using this class. -#if defined(SOUND_MODS_TFMX_H) - -// couple debug-functions -namespace { - -#if 0 -void displayPatternstep(const void * const vptr); -void displayMacroStep(const void * const vptr); -#endif - -static const uint16 noteIntervalls[64] = { - 1710, 1614, 1524, 1438, 1357, 1281, 1209, 1141, 1077, 1017, 960, 908, - 856, 810, 764, 720, 680, 642, 606, 571, 539, 509, 480, 454, - 428, 404, 381, 360, 340, 320, 303, 286, 270, 254, 240, 227, - 214, 202, 191, 180, 170, 160, 151, 143, 135, 127, 120, 113, - 214, 202, 191, 180, 170, 160, 151, 143, 135, 127, 120, 113, - 214, 202, 191, 180 -}; - -} // End of anonymous namespace - -namespace Audio { - -Tfmx::Tfmx(int rate, bool stereo) - : Paula(stereo, rate), - _resource(), - _resourceSample(), - _playerCtx(), - _deleteResource(false) { - - _playerCtx.stopWithLastPattern = false; - - for (int i = 0; i < kNumVoices; ++i) - _channelCtx[i].paulaChannel = (byte)i; - - _playerCtx.volume = 0x40; - _playerCtx.patternSkip = 6; - stopSongImpl(); - - setTimerBaseValue(kPalCiaClock); - setInterruptFreqUnscaled(kPalDefaultCiaVal); -} - -Tfmx::~Tfmx() { - freeResourceDataImpl(); -} - -void Tfmx::interrupt() { - assert(!_end); - ++_playerCtx.tickCount; - - for (int i = 0; i < kNumVoices; ++i) { - if (_channelCtx[i].dmaIntCount) { - // wait for DMA Interupts to happen - int doneDma = getChannelDmaCount(i); - if (doneDma >= _channelCtx[i].dmaIntCount) { - _channelCtx[i].dmaIntCount = 0; - _channelCtx[i].macroRun = true; - } - } - } - - for (int i = 0; i < kNumVoices; ++i) { - ChannelContext &channel = _channelCtx[i]; - - if (channel.sfxLockTime >= 0) - --channel.sfxLockTime; - else { - channel.sfxLocked = false; - channel.customMacroPrio = 0; - } - - // externally queued macros - if (channel.customMacro) { - const byte * const noteCmd = (const byte *)&channel.customMacro; - channel.sfxLocked = false; - noteCommand(noteCmd[0], noteCmd[1], (noteCmd[2] & 0xF0) | (uint8)i, noteCmd[3]); - channel.customMacro = 0; - channel.sfxLocked = (channel.customMacroPrio != 0); - } - - // apply timebased effects on Parameters - if (channel.macroSfxRun > 0) - effects(channel); - - // see if we have to run the macro-program - if (channel.macroRun) { - if (!channel.macroWait) - macroRun(channel); - else - --channel.macroWait; - } - - Paula::setChannelPeriod(i, channel.period); - if (channel.macroSfxRun >= 0) - channel.macroSfxRun = 1; - - // TODO: handling pending DMAOff? - } - - // Patterns are only processed each _playerCtx.timerCount + 1 tick - if (_playerCtx.song >= 0 && !_playerCtx.patternCount--) { - _playerCtx.patternCount = _playerCtx.patternSkip; - advancePatterns(); - } -} - -void Tfmx::effects(ChannelContext &channel) { - // addBegin - if (channel.addBeginLength) { - channel.sampleStart += channel.addBeginDelta; - Paula::setChannelSampleStart(channel.paulaChannel, getSamplePtr(channel.sampleStart)); - if (!(--channel.addBeginCount)) { - channel.addBeginCount = channel.addBeginLength; - channel.addBeginDelta = -channel.addBeginDelta; - } - } - - // vibrato - if (channel.vibLength) { - channel.vibValue += channel.vibDelta; - if (--channel.vibCount == 0) { - channel.vibCount = channel.vibLength; - channel.vibDelta = -channel.vibDelta; - } - if (!channel.portaDelta) { - // 16x16 bit multiplication, casts needed for the right results - channel.period = (uint16)(((uint32)channel.refPeriod * (uint16)((1 << 11) + channel.vibValue)) >> 11); - } - } - - // portamento - if (channel.portaDelta && !(--channel.portaCount)) { - channel.portaCount = channel.portaSkip; - - bool resetPorta = true; - const uint16 period = channel.refPeriod; - uint16 portaVal = channel.portaValue; - - if (period > portaVal) { - portaVal = ((uint32)portaVal * (uint16)((1 << 8) + channel.portaDelta)) >> 8; - resetPorta = (period <= portaVal); - - } else if (period < portaVal) { - portaVal = ((uint32)portaVal * (uint16)((1 << 8) - channel.portaDelta)) >> 8; - resetPorta = (period >= portaVal); - } - - if (resetPorta) { - channel.portaDelta = 0; - channel.portaValue = period & 0x7FF; - } else - channel.period = channel.portaValue = portaVal & 0x7FF; - } - - // envelope - if (channel.envSkip && !channel.envCount--) { - channel.envCount = channel.envSkip; - - const int8 endVol = channel.envEndVolume; - int8 volume = channel.volume; - bool resetEnv = true; - - if (endVol > volume) { - volume += channel.envDelta; - resetEnv = endVol <= volume; - } else { - volume -= channel.envDelta; - resetEnv = volume <= 0 || endVol >= volume; - } - - if (resetEnv) { - channel.envSkip = 0; - volume = endVol; - } - channel.volume = volume; - } - - // Fade - if (_playerCtx.fadeDelta && !(--_playerCtx.fadeCount)) { - _playerCtx.fadeCount = _playerCtx.fadeSkip; - - _playerCtx.volume += _playerCtx.fadeDelta; - if (_playerCtx.volume == _playerCtx.fadeEndVolume) - _playerCtx.fadeDelta = 0; - } - - // Volume - const uint8 finVol = _playerCtx.volume * channel.volume >> 6; - Paula::setChannelVolume(channel.paulaChannel, finVol); -} - -void Tfmx::macroRun(ChannelContext &channel) { - bool deferWait = channel.deferWait; - for (;;) { - const byte *const macroPtr = (const byte *)(getMacroPtr(channel.macroOffset) + channel.macroStep); - ++channel.macroStep; - - switch (macroPtr[0]) { - case 0x00: // Reset + DMA Off. Parameters: deferWait, addset, vol - clearEffects(channel); - // FT - case 0x13: // DMA Off. Parameters: deferWait, addset, vol - // TODO: implement PArameters - Paula::disableChannel(channel.paulaChannel); - channel.deferWait = deferWait = (macroPtr[1] != 0); - if (deferWait) { - // if set, then we expect a DMA On in the same tick. - channel.period = 4; - //Paula::setChannelPeriod(channel.paulaChannel, channel.period); - Paula::setChannelSampleLen(channel.paulaChannel, 1); - // in this state we then need to allow some commands that normally - // would halt the macroprogamm to continue instead. - // those commands are: Wait, WaitDMA, AddPrevNote, AddNote, SetNote, - // DMA On is affected aswell - // TODO remember time disabled, remember pending dmaoff?. - } - - if (macroPtr[2] || macroPtr[3]) { - channel.volume = (macroPtr[2] ? 0 : channel.relVol * 3) + macroPtr[3]; - Paula::setChannelVolume(channel.paulaChannel, channel.volume); - } - continue; - - case 0x01: // DMA On - // TODO: Parameter macroPtr[1] - en-/disable effects - channel.dmaIntCount = 0; - if (deferWait) { - // TODO - // there is actually a small delay in the player, but I think that - // only allows to clear DMA-State on real Hardware - } - Paula::setChannelPeriod(channel.paulaChannel, channel.period); - Paula::enableChannel(channel.paulaChannel); - channel.deferWait = deferWait = false; - continue; - - case 0x02: // Set Beginn. Parameters: SampleOffset(L) - channel.addBeginLength = 0; - channel.sampleStart = READ_BE_UINT32(macroPtr) & 0xFFFFFF; - Paula::setChannelSampleStart(channel.paulaChannel, getSamplePtr(channel.sampleStart)); - continue; - - case 0x03: // SetLength. Parameters: SampleLength(W) - channel.sampleLen = READ_BE_UINT16(¯oPtr[2]); - Paula::setChannelSampleLen(channel.paulaChannel, channel.sampleLen); - continue; - - case 0x04: // Wait. Parameters: Ticks to wait(W). - // TODO: some unknown Parameter? (macroPtr[1] & 1) - channel.macroWait = READ_BE_UINT16(¯oPtr[2]); - break; - - case 0x10: // Loop Key Up. Parameters: Loopcount, MacroStep(W) - if (channel.keyUp) - continue; - // FT - case 0x05: // Loop. Parameters: Loopcount, MacroStep(W) - if (channel.macroLoopCount != 0) { - if (channel.macroLoopCount == 0xFF) - channel.macroLoopCount = macroPtr[1]; - channel.macroStep = READ_BE_UINT16(¯oPtr[2]); - } - --channel.macroLoopCount; - continue; - - case 0x06: // Jump. Parameters: MacroIndex, MacroStep(W) - // channel.macroIndex = macroPtr[1] & (kMaxMacroOffsets - 1); - channel.macroOffset = _resource->macroOffset[macroPtr[1] & (kMaxMacroOffsets - 1)]; - channel.macroStep = READ_BE_UINT16(¯oPtr[2]); - channel.macroLoopCount = 0xFF; - continue; - - case 0x07: // Stop Macro - channel.macroRun = false; - --channel.macroStep; - return; - - case 0x08: // AddNote. Parameters: Note, Finetune(W) - setNoteMacro(channel, channel.note + macroPtr[1], READ_BE_UINT16(¯oPtr[2])); - break; - - case 0x09: // SetNote. Parameters: Note, Finetune(W) - setNoteMacro(channel, macroPtr[1], READ_BE_UINT16(¯oPtr[2])); - break; - - case 0x0A: // Clear Effects - clearEffects(channel); - continue; - - case 0x0B: // Portamento. Parameters: count, speed - channel.portaSkip = macroPtr[1]; - channel.portaCount = 1; - // if porta is already running, then keep using old value - if (!channel.portaDelta) - channel.portaValue = channel.refPeriod; - channel.portaDelta = READ_BE_UINT16(¯oPtr[2]); - continue; - - case 0x0C: // Vibrato. Parameters: Speed, intensity - channel.vibLength = macroPtr[1]; - channel.vibCount = macroPtr[1] / 2; - channel.vibDelta = macroPtr[3]; - // TODO: Perhaps a bug, vibValue could be left uninitialised - if (!channel.portaDelta) { - channel.period = channel.refPeriod; - channel.vibValue = 0; - } - continue; - - case 0x0D: // Add Volume. Parameters: note, addNoteFlag, volume - if (macroPtr[2] == 0xFE) - setNoteMacro(channel, channel.note + macroPtr[1], 0); - channel.volume = channel.relVol * 3 + macroPtr[3]; - continue; - - case 0x0E: // Set Volume. Parameters: note, addNoteFlag, volume - if (macroPtr[2] == 0xFE) - setNoteMacro(channel, channel.note + macroPtr[1], 0); - channel.volume = macroPtr[3]; - continue; - - case 0x0F: // Envelope. Parameters: speed, count, endvol - channel.envDelta = macroPtr[1]; - channel.envCount = channel.envSkip = macroPtr[2]; - channel.envEndVolume = macroPtr[3]; - continue; - - case 0x11: // Add Beginn. Parameters: times, Offset(W) - channel.addBeginLength = channel.addBeginCount = macroPtr[1]; - channel.addBeginDelta = (int16)READ_BE_UINT16(¯oPtr[2]); - channel.sampleStart += channel.addBeginDelta; - Paula::setChannelSampleStart(channel.paulaChannel, getSamplePtr(channel.sampleStart)); - continue; - - case 0x12: // Add Length. Parameters: added Length(W) - channel.sampleLen += (int16)READ_BE_UINT16(¯oPtr[2]); - Paula::setChannelSampleLen(channel.paulaChannel, channel.sampleLen); - continue; - - case 0x14: // Wait key up. Parameters: wait cycles - if (channel.keyUp || channel.macroLoopCount == 0) { - channel.macroLoopCount = 0xFF; - continue; - } else if (channel.macroLoopCount == 0xFF) - channel.macroLoopCount = macroPtr[3]; - --channel.macroLoopCount; - --channel.macroStep; - return; - - case 0x15: // Subroutine. Parameters: MacroIndex, Macrostep(W) - channel.macroReturnOffset = channel.macroOffset; - channel.macroReturnStep = channel.macroStep; - - channel.macroOffset = _resource->macroOffset[macroPtr[1] & (kMaxMacroOffsets - 1)]; - channel.macroStep = READ_BE_UINT16(¯oPtr[2]); - // TODO: MI does some weird stuff there. Figure out which varioables need to be set - continue; - - case 0x16: // Return from Sub. - channel.macroOffset = channel.macroReturnOffset; - channel.macroStep = channel.macroReturnStep; - continue; - - case 0x17: // Set Period. Parameters: Period(W) - channel.refPeriod = READ_BE_UINT16(¯oPtr[2]); - if (!channel.portaDelta) { - channel.period = channel.refPeriod; - //Paula::setChannelPeriod(channel.paulaChannel, channel.period); - } - continue; - - case 0x18: { // Sampleloop. Parameters: Offset from Samplestart(W) - // TODO: MI loads 24 bit, but thats useless? - const uint16 temp = /* ((int8)macroPtr[1] << 16) | */ READ_BE_UINT16(¯oPtr[2]); - if (macroPtr[1] || (temp & 1)) - warning("Tfmx: Problematic value for sampleloop: %06X", (macroPtr[1] << 16) | temp); - channel.sampleStart += temp & 0xFFFE; - channel.sampleLen -= (temp / 2) /* & 0x7FFF */; - Paula::setChannelSampleStart(channel.paulaChannel, getSamplePtr(channel.sampleStart)); - Paula::setChannelSampleLen(channel.paulaChannel, channel.sampleLen); - continue; - } - case 0x19: // Set One-Shot Sample - channel.addBeginLength = 0; - channel.sampleStart = 0; - channel.sampleLen = 1; - Paula::setChannelSampleStart(channel.paulaChannel, getSamplePtr(0)); - Paula::setChannelSampleLen(channel.paulaChannel, 1); - continue; - - case 0x1A: // Wait on DMA. Parameters: Cycles-1(W) to wait - channel.dmaIntCount = READ_BE_UINT16(¯oPtr[2]) + 1; - channel.macroRun = false; - Paula::setChannelDmaCount(channel.paulaChannel); - break; - -/* case 0x1B: // Random play. Parameters: macro/speed/mode - warnMacroUnimplemented(macroPtr, 0); - continue;*/ - - case 0x1C: // Branch on Note. Parameters: note/macrostep(W) - if (channel.note > macroPtr[1]) - channel.macroStep = READ_BE_UINT16(¯oPtr[2]); - continue; - - case 0x1D: // Branch on Volume. Parameters: volume/macrostep(W) - if (channel.volume > macroPtr[1]) - channel.macroStep = READ_BE_UINT16(¯oPtr[2]); - continue; - -/* case 0x1E: // Addvol+note. Parameters: note/CONST./volume - warnMacroUnimplemented(macroPtr, 0); - continue;*/ - - case 0x1F: // AddPrevNote. Parameters: Note, Finetune(W) - setNoteMacro(channel, channel.prevNote + macroPtr[1], READ_BE_UINT16(¯oPtr[2])); - break; - - case 0x20: // Signal. Parameters: signalnumber, value(W) - if (_playerCtx.numSignals > macroPtr[1]) - _playerCtx.signal[macroPtr[1]] = READ_BE_UINT16(¯oPtr[2]); - continue; - - case 0x21: // Play macro. Parameters: macro, chan, detune - noteCommand(channel.note, macroPtr[1], (channel.relVol << 4) | macroPtr[2], macroPtr[3]); - continue; - - // 0x22 - 0x29 are used by Gem`X - // 0x30 - 0x34 are used by Carribean Disaster - - default: - debug(3, "Tfmx: Macro %02X not supported", macroPtr[0]); - } - if (!deferWait) - return; - } -} - -void Tfmx::advancePatterns() { -startPatterns: - int runningPatterns = 0; - - for (int i = 0; i < kNumChannels; ++i) { - PatternContext &pattern = _patternCtx[i]; - const uint8 pattCmd = pattern.command; - if (pattCmd < 0x90) { // execute Patternstep - ++runningPatterns; - if (!pattern.wait) { - // issue all Steps for this tick - if (patternRun(pattern)) { - // we load the next Trackstep Command and then process all Channels again - if (trackRun(true)) - goto startPatterns; - else - break; - } - - } else - --pattern.wait; - - } else if (pattCmd == 0xFE) { // Stop voice in pattern.expose - pattern.command = 0xFF; - ChannelContext &channel = _channelCtx[pattern.expose & (kNumVoices - 1)]; - if (!channel.sfxLocked) { - haltMacroProgramm(channel); - Paula::disableChannel(channel.paulaChannel); - } - } // else this pattern-Channel is stopped - } - if (_playerCtx.stopWithLastPattern && !runningPatterns) { - stopPaula(); - } -} - -bool Tfmx::patternRun(PatternContext &pattern) { - for (;;) { - const byte *const patternPtr = (const byte *)(getPatternPtr(pattern.offset) + pattern.step); - ++pattern.step; - const byte pattCmd = patternPtr[0]; - - if (pattCmd < 0xF0) { // Playnote - bool doWait = false; - byte noteCmd = pattCmd + pattern.expose; - byte param3 = patternPtr[3]; - if (pattCmd < 0xC0) { // Note - if (pattCmd >= 0x80) { // Wait - pattern.wait = param3; - param3 = 0; - doWait = true; - } - noteCmd &= 0x3F; - } // else Portamento - noteCommand(noteCmd, patternPtr[1], patternPtr[2], param3); - if (doWait) - return false; - - } else { // Patterncommand - switch (pattCmd & 0xF) { - case 0: // End Pattern + Next Trackstep - pattern.command = 0xFF; - --pattern.step; - return true; - - case 1: // Loop Pattern. Parameters: Loopcount, PatternStep(W) - if (pattern.loopCount != 0) { - if (pattern.loopCount == 0xFF) - pattern.loopCount = patternPtr[1]; - pattern.step = READ_BE_UINT16(&patternPtr[2]); - } - --pattern.loopCount; - continue; - - case 2: // Jump. Parameters: PatternIndex, PatternStep(W) - pattern.offset = _resource->patternOffset[patternPtr[1] & (kMaxPatternOffsets - 1)]; - pattern.step = READ_BE_UINT16(&patternPtr[2]); - continue; - - case 3: // Wait. Paramters: ticks to wait - pattern.wait = patternPtr[1]; - return false; - - case 14: // Stop custompattern - // TODO apparently toggles on/off pattern channel 7 - debug(3, "Tfmx: Encountered 'Stop custompattern' command"); - // FT - case 4: // Stop this pattern - pattern.command = 0xFF; - --pattern.step; - // TODO: try figuring out if this was the last Channel? - return false; - - case 5: // Key Up Signal. Paramters: channel - if (!_channelCtx[patternPtr[2] & (kNumVoices - 1)].sfxLocked) - _channelCtx[patternPtr[2] & (kNumVoices - 1)].keyUp = true; - continue; - - case 6: // Vibrato. Parameters: length, channel, rate - case 7: // Envelope. Parameters: rate, tempo | channel, endVol - noteCommand(pattCmd, patternPtr[1], patternPtr[2], patternPtr[3]); - continue; - - case 8: // Subroutine. Parameters: pattern, patternstep(W) - pattern.savedOffset = pattern.offset; - pattern.savedStep = pattern.step; - - pattern.offset = _resource->patternOffset[patternPtr[1] & (kMaxPatternOffsets - 1)]; - pattern.step = READ_BE_UINT16(&patternPtr[2]); - continue; - - case 9: // Return from Subroutine - pattern.offset = pattern.savedOffset; - pattern.step = pattern.savedStep; - continue; - - case 10: // fade. Parameters: tempo, endVol - initFadeCommand((uint8)patternPtr[1], (int8)patternPtr[3]); - continue; - - case 11: // play pattern. Parameters: patternCmd, channel, expose - initPattern(_patternCtx[patternPtr[2] & (kNumChannels - 1)], patternPtr[1], patternPtr[3], _resource->patternOffset[patternPtr[1] & (kMaxPatternOffsets - 1)]); - continue; - - case 12: // Lock. Parameters: lockFlag, channel, lockTime - _channelCtx[patternPtr[2] & (kNumVoices - 1)].sfxLocked = (patternPtr[1] != 0); - _channelCtx[patternPtr[2] & (kNumVoices - 1)].sfxLockTime = patternPtr[3]; - continue; - - case 13: // Cue. Parameters: signalnumber, value(W) - if (_playerCtx.numSignals > patternPtr[1]) - _playerCtx.signal[patternPtr[1]] = READ_BE_UINT16(&patternPtr[2]); - continue; - - case 15: // NOP - continue; - } - } - } -} - -bool Tfmx::trackRun(const bool incStep) { - assert(_playerCtx.song >= 0); - if (incStep) { - // TODO Optionally disable looping - if (_trackCtx.posInd == _trackCtx.stopInd) - _trackCtx.posInd = _trackCtx.startInd; - else - ++_trackCtx.posInd; - } - for (;;) { - const uint16 *const trackData = getTrackPtr(_trackCtx.posInd); - - if (trackData[0] != FROM_BE_16(0xEFFE)) { - // 8 commands for Patterns - for (int i = 0; i < 8; ++i) { - const uint8 *patCmd = (const uint8 *)&trackData[i]; - // First byte is pattern number - const uint8 patNum = patCmd[0]; - // if highest bit is set then keep previous pattern - if (patNum < 0x80) { - initPattern(_patternCtx[i], patNum, patCmd[1], _resource->patternOffset[patNum]); - } else { - _patternCtx[i].command = patNum; - _patternCtx[i].expose = (int8)patCmd[1]; - } - } - return true; - - } else { - // 16 byte Trackstep Command - switch (READ_BE_UINT16(&trackData[1])) { - case 0: // Stop Player. No Parameters - stopPaula(); - return false; - - case 1: // Branch/Loop section of tracksteps. Parameters: branch target, loopcount - if (_trackCtx.loopCount != 0) { - if (_trackCtx.loopCount < 0) - _trackCtx.loopCount = READ_BE_UINT16(&trackData[3]); - _trackCtx.posInd = READ_BE_UINT16(&trackData[2]); - continue; - } - --_trackCtx.loopCount; - break; - - case 2: { // Set Tempo. Parameters: tempo, divisor - _playerCtx.patternCount = _playerCtx.patternSkip = READ_BE_UINT16(&trackData[2]); // tempo - const uint16 temp = READ_BE_UINT16(&trackData[3]); // divisor - - if (!(temp & 0x8000) && (temp & 0x1FF)) - setInterruptFreqUnscaled(temp & 0x1FF); - break; - } - case 4: // Fade. Parameters: tempo, endVol - // load the LSB of the 16bit words - initFadeCommand(((const uint8 *)&trackData[2])[1], ((const int8 *)&trackData[3])[1]); - break; - - case 3: // Unknown, stops player aswell - default: - debug(3, "Tfmx: Unknown Trackstep Command: %02X", READ_BE_UINT16(&trackData[1])); - // MI-Player handles this by stopping the player, we just continue - } - } - - if (_trackCtx.posInd == _trackCtx.stopInd) { - warning("Tfmx: Reached invalid Song-Position"); - return false; - } - ++_trackCtx.posInd; - } -} - -void Tfmx::noteCommand(const uint8 note, const uint8 param1, const uint8 param2, const uint8 param3) { - ChannelContext &channel = _channelCtx[param2 & (kNumVoices - 1)]; - - if (note == 0xFC) { // Lock command - channel.sfxLocked = (param1 != 0); - channel.sfxLockTime = param3; // only 1 byte read! - - } else if (channel.sfxLocked) { // Channel still locked, do nothing - - } else if (note < 0xC0) { // Play Note - Parameters: note, macro, relVol | channel, finetune - - channel.prevNote = channel.note; - channel.note = note; - // channel.macroIndex = param1 & (kMaxMacroOffsets - 1); - channel.macroOffset = _resource->macroOffset[param1 & (kMaxMacroOffsets - 1)]; - channel.relVol = param2 >> 4; - channel.fineTune = (int8)param3; - - // TODO: the point where the channel gets initialised varies with the games, needs more research. - initMacroProgramm(channel); - channel.keyUp = false; // key down = playing a Note - - } else if (note < 0xF0) { // Portamento - Parameters: note, tempo, channel, rate - channel.portaSkip = param1; - channel.portaCount = 1; - if (!channel.portaDelta) - channel.portaValue = channel.refPeriod; - channel.portaDelta = param3; - - channel.note = note & 0x3F; - channel.refPeriod = noteIntervalls[channel.note]; - - } else switch (note) { // Command - - case 0xF5: // Key Up Signal - channel.keyUp = true; - break; - - case 0xF6: // Vibratio - Parameters: length, channel, rate - channel.vibLength = param1 & 0xFE; - channel.vibCount = param1 / 2; - channel.vibDelta = param3; - channel.vibValue = 0; - break; - - case 0xF7: // Envelope - Parameters: rate, tempo | channel, endVol - channel.envDelta = param1; - channel.envCount = channel.envSkip = (param2 >> 4) + 1; - channel.envEndVolume = param3; - break; - } -} - -void Tfmx::initMacroProgramm(ChannelContext &channel) { - channel.macroStep = 0; - channel.macroWait = 0; - channel.macroRun = true; - channel.macroSfxRun = 0; - channel.macroLoopCount = 0xFF; - channel.dmaIntCount = 0; - channel.deferWait = false; - - channel.macroReturnOffset = 0; - channel.macroReturnStep = 0; -} - -void Tfmx::clearEffects(ChannelContext &channel) { - channel.addBeginLength = 0; - channel.envSkip = 0; - channel.vibLength = 0; - channel.portaDelta = 0; -} - -void Tfmx::haltMacroProgramm(ChannelContext &channel) { - channel.macroRun = false; - channel.dmaIntCount = 0; -} - -void Tfmx::unlockMacroChannel(ChannelContext &channel) { - channel.customMacro = 0; - channel.customMacroIndex = 0; - channel.customMacroPrio = 0; - channel.sfxLocked = false; - channel.sfxLockTime = -1; -} - -void Tfmx::initPattern(PatternContext &pattern, uint8 cmd, int8 expose, uint32 offset) { - pattern.command = cmd; - pattern.offset = offset; - pattern.expose = expose; - pattern.step = 0; - pattern.wait = 0; - pattern.loopCount = 0xFF; - - pattern.savedOffset = 0; - pattern.savedStep = 0; -} - -void Tfmx::stopSongImpl(bool stopAudio) { - _playerCtx.song = -1; - for (int i = 0; i < kNumChannels; ++i) { - _patternCtx[i].command = 0xFF; - _patternCtx[i].expose = 0; - } - if (stopAudio) { - stopPaula(); - for (int i = 0; i < kNumVoices; ++i) { - clearEffects(_channelCtx[i]); - unlockMacroChannel(_channelCtx[i]); - haltMacroProgramm(_channelCtx[i]); - _channelCtx[i].note = 0; - _channelCtx[i].volume = 0; - _channelCtx[i].macroSfxRun = -1; - _channelCtx[i].vibValue = 0; - - _channelCtx[i].sampleStart = 0; - _channelCtx[i].sampleLen = 2; - _channelCtx[i].refPeriod = 4; - _channelCtx[i].period = 4; - Paula::disableChannel(i); - } - } -} - -void Tfmx::setNoteMacro(ChannelContext &channel, uint note, int fineTune) { - const uint16 noteInt = noteIntervalls[note & 0x3F]; - const uint16 finetune = (uint16)(fineTune + channel.fineTune + (1 << 8)); - channel.refPeriod = ((uint32)noteInt * finetune >> 8); - if (!channel.portaDelta) - channel.period = channel.refPeriod; -} - -void Tfmx::initFadeCommand(const uint8 fadeTempo, const int8 endVol) { - _playerCtx.fadeCount = _playerCtx.fadeSkip = fadeTempo; - _playerCtx.fadeEndVolume = endVol; - - if (fadeTempo) { - const int diff = _playerCtx.fadeEndVolume - _playerCtx.volume; - _playerCtx.fadeDelta = (diff != 0) ? ((diff > 0) ? 1 : -1) : 0; - } else { - _playerCtx.volume = endVol; - _playerCtx.fadeDelta = 0; - } -} - -void Tfmx::setModuleData(Tfmx &otherPlayer) { - setModuleData(otherPlayer._resource, otherPlayer._resourceSample.sampleData, otherPlayer._resourceSample.sampleLen, false); -} - -bool Tfmx::load(Common::SeekableReadStream &musicData, Common::SeekableReadStream &sampleData, bool autoDelete) { - const MdatResource *mdat = loadMdatFile(musicData); - if (mdat) { - uint32 sampleLen = 0; - const int8 *sampleDat = loadSampleFile(sampleLen, sampleData); - if (sampleDat) { - setModuleData(mdat, sampleDat, sampleLen, autoDelete); - return true; - } - delete[] mdat->mdatAlloc; - delete mdat; - } - return false; -} - -void Tfmx::freeResourceDataImpl() { - if (_deleteResource) { - if (_resource) { - delete[] _resource->mdatAlloc; - delete _resource; - } - delete[] _resourceSample.sampleData; - } - _resource = 0; - _resourceSample.sampleData = 0; - _resourceSample.sampleLen = 0; - _deleteResource = false; -} - -void Tfmx::setModuleData(const MdatResource *resource, const int8 *sampleData, uint32 sampleLen, bool autoDelete) { - Common::StackLock lock(_mutex); - stopSongImpl(true); - freeResourceDataImpl(); - _resource = resource; - _resourceSample.sampleData = sampleData; - _resourceSample.sampleLen = sampleData ? sampleLen : 0; - _deleteResource = autoDelete; -} - -const int8 *Tfmx::loadSampleFile(uint32 &sampleLen, Common::SeekableReadStream &sampleStream) { - sampleLen = 0; - - const int32 sampleSize = sampleStream.size(); - if (sampleSize < 4) { - warning("Tfmx: Cant load Samplefile"); - return false; - } - - int8 *sampleAlloc = new int8[sampleSize]; - if (!sampleAlloc) { - warning("Tfmx: Could not allocate Memory: %dKB", sampleSize / 1024); - return 0; - } - - if (sampleStream.read(sampleAlloc, sampleSize) == (uint32)sampleSize) { - sampleAlloc[0] = sampleAlloc[1] = sampleAlloc[2] = sampleAlloc[3] = 0; - sampleLen = sampleSize; - } else { - delete[] sampleAlloc; - warning("Tfmx: Encountered IO-Error"); - return 0; - } - return sampleAlloc; -} - -const Tfmx::MdatResource *Tfmx::loadMdatFile(Common::SeekableReadStream &musicData) { - bool hasHeader = false; - const int32 mdatSize = musicData.size(); - if (mdatSize >= 0x200) { - byte buf[16] = { 0 }; - // 0x0000: 10 Bytes Header "TFMX-SONG " - musicData.read(buf, 10); - hasHeader = memcmp(buf, "TFMX-SONG ", 10) == 0; - } - - if (!hasHeader) { - warning("Tfmx: File is not a Tfmx Module"); - return 0; - } - - MdatResource *resource = new MdatResource; - - resource->mdatAlloc = 0; - resource->mdatData = 0; - resource->mdatLen = 0; - - // 0x000A: int16 flags - resource->headerFlags = musicData.readUint16BE(); - // 0x000C: int32 ? - // 0x0010: 6*40 Textfield - musicData.skip(4 + 6 * 40); - - /* 0x0100: Songstart x 32*/ - for (int i = 0; i < kNumSubsongs; ++i) - resource->subsong[i].songstart = musicData.readUint16BE(); - /* 0x0140: Songend x 32*/ - for (int i = 0; i < kNumSubsongs; ++i) - resource->subsong[i].songend = musicData.readUint16BE(); - /* 0x0180: Tempo x 32*/ - for (int i = 0; i < kNumSubsongs; ++i) - resource->subsong[i].tempo = musicData.readUint16BE(); - - /* 0x01c0: unused ? */ - musicData.skip(16); - - /* 0x01d0: trackstep, pattern data p, macro data p */ - const uint32 offTrackstep = musicData.readUint32BE(); - uint32 offPatternP, offMacroP; - - // This is how MI`s TFMX-Player tests for unpacked Modules. - if (offTrackstep == 0) { // unpacked File - resource->trackstepOffset = 0x600 + 0x200; - offPatternP = 0x200 + 0x200; - offMacroP = 0x400 + 0x200; - } else { // packed File - resource->trackstepOffset = offTrackstep; - offPatternP = musicData.readUint32BE(); - offMacroP = musicData.readUint32BE(); - } - - // End of basic header, check if everything worked ok - if (musicData.err()) { - warning("Tfmx: Encountered IO-Error"); - delete resource; - return 0; - } - - // TODO: if a File is packed it could have for Ex only 2 Patterns/Macros - // the following loops could then read beyond EOF. - // To correctly handle this it would be necessary to sort the pointers and - // figure out the number of Macros/Patterns - // We could also analyze pointers if they are correct offsets, - // so that accesses can be unchecked later - - // Read in pattern starting offsets - musicData.seek(offPatternP); - for (int i = 0; i < kMaxPatternOffsets; ++i) - resource->patternOffset[i] = musicData.readUint32BE(); - - // use last PatternOffset (stored at 0x5FC in mdat) if unpacked File - // or fixed offset 0x200 if packed - resource->sfxTableOffset = offTrackstep ? 0x200 : resource->patternOffset[127]; - - // Read in macro starting offsets - musicData.seek(offMacroP); - for (int i = 0; i < kMaxMacroOffsets; ++i) - resource->macroOffset[i] = musicData.readUint32BE(); - - // Read in mdat-file - // TODO: we can skip everything thats already stored in the resource-structure. - const int32 mdatOffset = offTrackstep ? 0x200 : 0x600; // 0x200 is very conservative - const uint32 allocSize = (uint32)mdatSize - mdatOffset; - - byte *mdatAlloc = new byte[allocSize]; - if (!mdatAlloc) { - warning("Tfmx: Could not allocate Memory: %dKB", allocSize / 1024); - delete resource; - return 0; - } - musicData.seek(mdatOffset); - if (musicData.read(mdatAlloc, allocSize) == allocSize) { - resource->mdatAlloc = mdatAlloc; - resource->mdatData = mdatAlloc - mdatOffset; - resource->mdatLen = mdatSize; - } else { - delete[] mdatAlloc; - warning("Tfmx: Encountered IO-Error"); - delete resource; - return 0; - } - - return resource; -} - -void Tfmx::doMacro(int note, int macro, int relVol, int finetune, int channelNo) { - assert(0 <= macro && macro < kMaxMacroOffsets); - assert(0 <= note && note < 0xC0); - Common::StackLock lock(_mutex); - - if (!hasResources()) - return; - channelNo &= (kNumVoices - 1); - ChannelContext &channel = _channelCtx[channelNo]; - unlockMacroChannel(channel); - - noteCommand((uint8)note, (uint8)macro, (uint8)((relVol << 4) | channelNo), (uint8)finetune); - startPaula(); -} - -void Tfmx::stopMacroEffect(int channel) { - assert(0 <= channel && channel < kNumVoices); - Common::StackLock lock(_mutex); - unlockMacroChannel(_channelCtx[channel]); - haltMacroProgramm(_channelCtx[channel]); - Paula::disableChannel(_channelCtx[channel].paulaChannel); -} - -void Tfmx::doSong(int songPos, bool stopAudio) { - assert(0 <= songPos && songPos < kNumSubsongs); - Common::StackLock lock(_mutex); - - stopSongImpl(stopAudio); - - if (!hasResources()) - return; - - _trackCtx.loopCount = -1; - _trackCtx.startInd = _trackCtx.posInd = _resource->subsong[songPos].songstart; - _trackCtx.stopInd = _resource->subsong[songPos].songend; - _playerCtx.song = (int8)songPos; - - const bool palFlag = (_resource->headerFlags & 2) != 0; - const uint16 tempo = _resource->subsong[songPos].tempo; - uint16 ciaIntervall; - if (tempo >= 0x10) { - ciaIntervall = (uint16)(kCiaBaseInterval / tempo); - _playerCtx.patternSkip = 0; - } else { - ciaIntervall = palFlag ? (uint16)kPalDefaultCiaVal : (uint16)kNtscDefaultCiaVal; - _playerCtx.patternSkip = tempo; - } - setInterruptFreqUnscaled(ciaIntervall); - Paula::setAudioFilter(true); - - _playerCtx.patternCount = 0; - if (trackRun()) - startPaula(); -} - -int Tfmx::doSfx(uint16 sfxIndex, bool unlockChannel) { - assert(sfxIndex < 128); - Common::StackLock lock(_mutex); - - if (!hasResources()) - return -1; - const byte *sfxEntry = getSfxPtr(sfxIndex); - if (sfxEntry[0] == 0xFB) { - warning("Tfmx: custom patterns are not supported"); - // custompattern - /* const uint8 patCmd = sfxEntry[2]; - const int8 patExp = (int8)sfxEntry[3]; */ - } else { - // custommacro - const byte channelNo = ((_playerCtx.song >= 0) ? sfxEntry[2] : sfxEntry[4]) & (kNumVoices - 1); - const byte priority = sfxEntry[5] & 0x7F; - - ChannelContext &channel = _channelCtx[channelNo]; - if (unlockChannel) - unlockMacroChannel(channel); - - const int16 sfxLocktime = channel.sfxLockTime; - if (priority >= channel.customMacroPrio || sfxLocktime < 0) { - if (sfxIndex != channel.customMacroIndex || sfxLocktime < 0 || (sfxEntry[5] < 0x80)) { - channel.customMacro = READ_UINT32(sfxEntry); // intentionally not "endian-correct" - channel.customMacroPrio = priority; - channel.customMacroIndex = (uint8)sfxIndex; - debug(3, "Tfmx: running Macro %08X on channel %i - priority: %02X", TO_BE_32(channel.customMacro), channelNo, priority); - return channelNo; - } - } - } - return -1; -} - -} // End of namespace Audio - -// some debugging functions -#if 0 -namespace { - -void displayMacroStep(const void * const vptr) { - static const char *tableMacros[] = { - "DMAoff+Resetxx/xx/xx flag/addset/vol ", - "DMAon (start sample at selected begin) ", - "SetBegin xxxxxx sample-startadress", - "SetLen ..xxxx sample-length ", - "Wait ..xxxx count (VBI''s) ", - "Loop xx/xxxx count/step ", - "Cont xx/xxxx macro-number/step ", - "-------------STOP----------------------", - "AddNote xx/xxxx note/detune ", - "SetNote xx/xxxx note/detune ", - "Reset Vibrato-Portamento-Envelope ", - "Portamento xx/../xx count/speed ", - "Vibrato xx/../xx speed/intensity ", - "AddVolume ....xx volume 00-3F ", - "SetVolume ....xx volume 00-3F ", - "Envelope xx/xx/xx speed/count/endvol", - "Loop key up xx/xxxx count/step ", - "AddBegin xx/xxxx count/add to start", - "AddLen ..xxxx add to sample-len ", - "DMAoff stop sample but no clear ", - "Wait key up ....xx count (VBI''s) ", - "Go submacro xx/xxxx macro-number/step ", - "--------Return to old macro------------", - "Setperiod ..xxxx DMA period ", - "Sampleloop ..xxxx relative adress ", - "-------Set one shot sample-------------", - "Wait on DMA ..xxxx count (Wavecycles)", - "Random play xx/xx/xx macro/speed/mode ", - "Splitkey xx/xxxx key/macrostep ", - "Splitvolume xx/xxxx volume/macrostep ", - "Addvol+note xx/fe/xx note/CONST./volume", - "SetPrevNote xx/xxxx note/detune ", - "Signal xx/xxxx signalnumber/value", - "Play macro xx/.x/xx macro/chan/detune ", - "SID setbeg xxxxxx sample-startadress", - "SID setlen xx/xxxx buflen/sourcelen ", - "SID op3 ofs xxxxxx offset ", - "SID op3 frq xx/xxxx speed/amplitude ", - "SID op2 ofs xxxxxx offset ", - "SID op2 frq xx/xxxx speed/amplitude ", - "SID op1 xx/xx/xx speed/amplitude/TC", - "SID stop xx.... flag (1=clear all)" - }; - - const byte *const macroData = (const byte * const)vptr; - if (macroData[0] < ARRAYSIZE(tableMacros)) - debug("%s %02X%02X%02X", tableMacros[macroData[0]], macroData[1], macroData[2], macroData[3]); - else - debug("Unknown Macro #%02X %02X%02X%02X", macroData[0], macroData[1], macroData[2], macroData[3]); -} - -void displayPatternstep(const void * const vptr) { - static const char *tablePatterns[] = { - "End --Next track step--", - "Loop[count / step.w]", - "Cont[patternno./ step.w]", - "Wait[count 00-FF--------", - "Stop--Stop this pattern-", - "Kup^-Set key up/channel]", - "Vibr[speed / rate.b]", - "Enve[speed /endvolume.b]", - "GsPt[patternno./ step.w]", - "RoPt-Return old pattern-", - "Fade[speed /endvolume.b]", - "PPat[patt./track+transp]", - "Lock---------ch./time.b]", - "Cue [number.b/ value.w]", - "Stop-Stop custompattern-", - "NOP!-no operation-------" - }; - - const byte * const patData = (const byte * const)vptr; - const byte command = patData[0]; - if (command < 0xF0) { // Playnote - const byte flags = command >> 6; // 0-1 means note+detune, 2 means wait, 3 means portamento? - const char *flagsSt[] = { "Note ", "Note ", "Wait ", "Porta" }; - debug("%s %02X%02X%02X%02X", flagsSt[flags], patData[0], patData[1], patData[2], patData[3]); - } else - debug("%s %02X%02X%02X",tablePatterns[command & 0xF], patData[1], patData[2], patData[3]); -} - -} // End of anonymous namespace -#endif - -#endif // #if defined(SOUND_MODS_TFMX_H) diff --git a/sound/mods/tfmx.h b/sound/mods/tfmx.h deleted file mode 100644 index b24df494cd..0000000000 --- a/sound/mods/tfmx.h +++ /dev/null @@ -1,284 +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. - * - * $URL$ - * $Id$ - * - */ - -// see if all engines using this class are DISABLED -#if !defined(ENABLE_SCUMM) - -// normal Header Guard -#elif !defined(SOUND_MODS_TFMX_H) -#define SOUND_MODS_TFMX_H - -#include "sound/mods/paula.h" - -namespace Audio { - -class Tfmx : public Paula { -public: - Tfmx(int rate, bool stereo); - virtual ~Tfmx(); - - /** - * Stops a playing Song (but leaves macros running) and optionally also stops the player - * - * @param stopAudio stops player and audio output - * @param dataSize number of bytes to be written - * @return the number of bytes which were actually written. - */ - void stopSong(bool stopAudio = true) { Common::StackLock lock(_mutex); stopSongImpl(stopAudio); } - /** - * Stops currently playing Song (if any) and cues up a new one. - * if stopAudio is specified, the player gets reset before starting the new song - * - * @param songPos index of Song to play - * @param stopAudio stops player and audio output - * @param dataSize number of bytes to be written - * @return the number of bytes which were actually written. - */ - void doSong(int songPos, bool stopAudio = false); - /** - * plays an effect from the sfx-table, does not start audio-playback. - * - * @param sfxIndex index of effect to play - * @param unlockChannel overwrite higher priority effects - * @return index of the channel which now queued up the effect. - * -1 in case the effect couldnt be queued up - */ - int doSfx(uint16 sfxIndex, bool unlockChannel = false); - /** - * stop a running macro channel - * - * @param channel index of effect to stop - */ - void stopMacroEffect(int channel); - - void doMacro(int note, int macro, int relVol = 0, int finetune = 0, int channelNo = 0); - int getTicks() const { return _playerCtx.tickCount; } - int getSongIndex() const { return _playerCtx.song; } - void setSignalPtr(uint16 *ptr, uint16 numSignals) { _playerCtx.signal = ptr; _playerCtx.numSignals = numSignals; } - void freeResources() { _deleteResource = true; freeResourceDataImpl(); } - bool load(Common::SeekableReadStream &musicData, Common::SeekableReadStream &sampleData, bool autoDelete = true); - void setModuleData(Tfmx &otherPlayer); - -protected: - void interrupt(); - -private: - enum { kPalDefaultCiaVal = 11822, kNtscDefaultCiaVal = 14320, kCiaBaseInterval = 0x1B51F8 }; - enum { kNumVoices = 4, kNumChannels = 8, kNumSubsongs = 32, kMaxPatternOffsets = 128, kMaxMacroOffsets = 128 }; - - struct MdatResource { - const byte *mdatAlloc; ///< allocated Block of Memory - const byte *mdatData; ///< Start of mdat-File, might point before mdatAlloc to correct Offset - uint32 mdatLen; - - uint16 headerFlags; -// uint32 headerUnknown; -// char textField[6 * 40]; - - struct Subsong { - uint16 songstart; ///< Index in Trackstep-Table - uint16 songend; ///< Last index in Trackstep-Table - uint16 tempo; - } subsong[kNumSubsongs]; - - uint32 trackstepOffset; ///< Offset in mdat - uint32 sfxTableOffset; - - uint32 patternOffset[kMaxPatternOffsets]; ///< Offset in mdat - uint32 macroOffset[kMaxMacroOffsets]; ///< Offset in mdat - - void boundaryCheck(const void *address, size_t accessLen = 1) const { - assert(mdatAlloc <= address && (const byte *)address + accessLen <= (const byte *)mdatData + mdatLen); - } - } const *_resource; - - struct SampleResource { - const int8 *sampleData; ///< The whole sample-File - uint32 sampleLen; - - void boundaryCheck(const void *address, size_t accessLen = 2) const { - assert(sampleData <= address && (const byte *)address + accessLen <= (const byte *)sampleData + sampleLen); - } - } _resourceSample; - - bool _deleteResource; - - bool hasResources() { - return _resource && _resource->mdatLen && _resourceSample.sampleLen; - } - - struct ChannelContext { - byte paulaChannel; - -// byte macroIndex; - uint16 macroWait; - uint32 macroOffset; - uint32 macroReturnOffset; - uint16 macroStep; - uint16 macroReturnStep; - uint8 macroLoopCount; - bool macroRun; - int8 macroSfxRun; ///< values are the folowing: -1 macro disabled, 0 macro init, 1 macro running - - uint32 customMacro; - uint8 customMacroIndex; - uint8 customMacroPrio; - - bool sfxLocked; - int16 sfxLockTime; - bool keyUp; - - bool deferWait; - uint16 dmaIntCount; - - uint32 sampleStart; - uint16 sampleLen; - uint16 refPeriod; - uint16 period; - - int8 volume; - uint8 relVol; - uint8 note; - uint8 prevNote; - int16 fineTune; // always a signextended byte - - uint8 portaSkip; - uint8 portaCount; - uint16 portaDelta; - uint16 portaValue; - - uint8 envSkip; - uint8 envCount; - uint8 envDelta; - int8 envEndVolume; - - uint8 vibLength; - uint8 vibCount; - int16 vibValue; - int8 vibDelta; - - uint8 addBeginLength; - uint8 addBeginCount; - int32 addBeginDelta; - } _channelCtx[kNumVoices]; - - struct PatternContext { - uint32 offset; // patternStart, Offset from mdat - uint32 savedOffset; // for subroutine calls - uint16 step; // distance from patternStart - uint16 savedStep; - - uint8 command; - int8 expose; - uint8 loopCount; - uint8 wait; ///< how many ticks to wait before next Command - } _patternCtx[kNumChannels]; - - struct TrackStepContext { - uint16 startInd; - uint16 stopInd; - uint16 posInd; - int16 loopCount; - } _trackCtx; - - struct PlayerContext { - int8 song; ///< >= 0 if Song is running (means process Patterns) - - uint16 patternCount; - uint16 patternSkip; ///< skip that amount of CIA-Interrupts - - int8 volume; ///< Master Volume - - uint8 fadeSkip; - uint8 fadeCount; - int8 fadeEndVolume; - int8 fadeDelta; - - int tickCount; - - uint16 *signal; - uint16 numSignals; - - bool stopWithLastPattern; ///< hack to automatically stop the whole player if no Pattern is running - } _playerCtx; - - const byte *getSfxPtr(uint16 index = 0) const { - const byte *sfxPtr = (const byte *)(_resource->mdatData + _resource->sfxTableOffset + index * 8); - - _resource->boundaryCheck(sfxPtr, 8); - return sfxPtr; - } - - const uint16 *getTrackPtr(uint16 trackstep = 0) const { - const uint16 *trackData = (const uint16 *)(_resource->mdatData + _resource->trackstepOffset + 16 * trackstep); - - _resource->boundaryCheck(trackData, 16); - return trackData; - } - - const uint32 *getPatternPtr(uint32 offset) const { - const uint32 *pattData = (const uint32 *)(_resource->mdatData + offset); - - _resource->boundaryCheck(pattData, 4); - return pattData; - } - - const uint32 *getMacroPtr(uint32 offset) const { - const uint32 *macroData = (const uint32 *)(_resource->mdatData + offset); - - _resource->boundaryCheck(macroData, 4); - return macroData; - } - - const int8 *getSamplePtr(const uint32 offset) const { - const int8 *sample = _resourceSample.sampleData + offset; - - _resourceSample.boundaryCheck(sample, 2); - return sample; - } - - static inline void initMacroProgramm(ChannelContext &channel); - static inline void clearEffects(ChannelContext &channel); - static inline void haltMacroProgramm(ChannelContext &channel); - static inline void unlockMacroChannel(ChannelContext &channel); - static inline void initPattern(PatternContext &pattern, uint8 cmd, int8 expose, uint32 offset); - void stopSongImpl(bool stopAudio = true); - static inline void setNoteMacro(ChannelContext &channel, uint note, int fineTune); - void initFadeCommand(const uint8 fadeTempo, const int8 endVol); - void setModuleData(const MdatResource *resource, const int8 *sampleData, uint32 sampleLen, bool autoDelete = true); - static const MdatResource *loadMdatFile(Common::SeekableReadStream &musicData); - static const int8 *loadSampleFile(uint32 &sampleLen, Common::SeekableReadStream &sampleStream); - void freeResourceDataImpl(); - void effects(ChannelContext &channel); - void macroRun(ChannelContext &channel); - void advancePatterns(); - bool patternRun(PatternContext &pattern); - bool trackRun(bool incStep = false); - void noteCommand(uint8 note, uint8 param1, uint8 param2, uint8 param3); -}; - -} // End of namespace Audio - -#endif // !defined(SOUND_MODS_TFMX_H) -- cgit v1.2.3