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Diffstat (limited to 'engines/sci/sfx/softseq/mt32/synth.h')
| -rw-r--r-- | engines/sci/sfx/softseq/mt32/synth.h | 300 |
1 files changed, 0 insertions, 300 deletions
diff --git a/engines/sci/sfx/softseq/mt32/synth.h b/engines/sci/sfx/softseq/mt32/synth.h deleted file mode 100644 index 9d57c8d3cd..0000000000 --- a/engines/sci/sfx/softseq/mt32/synth.h +++ /dev/null @@ -1,300 +0,0 @@ -/* Copyright (c) 2003-2005 Various contributors - * - * Permission is hereby granted, free of charge, to any person obtaining a copy - * of this software and associated documentation files (the "Software"), to - * deal in the Software without restriction, including without limitation the - * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or - * sell copies of the Software, and to permit persons to whom the Software is - * furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in - * all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE - * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING - * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS - * IN THE SOFTWARE. - */ - -#ifndef MT32EMU_SYNTH_H -#define MT32EMU_SYNTH_H - -#include <stdarg.h> - -class revmodel; - -namespace MT32Emu { - -class File; -class TableInitialiser; -class Partial; -class PartialManager; -class Part; - -enum ReportType { - // Errors - ReportType_errorControlROM = 1, - ReportType_errorPCMROM, - ReportType_errorSampleRate, - - // Progress - ReportType_progressInit, - - // HW spec - ReportType_availableSSE, - ReportType_available3DNow, - ReportType_usingSSE, - ReportType_using3DNow, - - // General info - ReportType_lcdMessage, - ReportType_devReset, - ReportType_devReconfig, - ReportType_newReverbMode, - ReportType_newReverbTime, - ReportType_newReverbLevel -}; - -struct SynthProperties { - // Sample rate to use in mixing - int sampleRate; - - // Flag to activate reverb. True = use reverb, False = no reverb - bool useReverb; - // True to use software set reverb settings, False to set reverb settings in - // following parameters - bool useDefaultReverb; - // When not using the default settings, this specifies one of the 4 reverb types - // 1 = Room 2 = Hall 3 = Plate 4 = Tap - unsigned char reverbType; - // This specifies the delay time, from 0-7 (not sure of the actual MT-32's measurement) - unsigned char reverbTime; - // This specifies the reverb level, from 0-7 (not sure of the actual MT-32's measurement) - unsigned char reverbLevel; - // The name of the directory in which the ROM and data files are stored (with trailing slash/backslash) - // Not used if "openFile" is set. May be NULL in any case. - char *baseDir; - // This is used as the first argument to all callbacks - void *userData; - // Callback for reporting various errors and information. May be NULL - int (*report)(void *userData, ReportType type, const void *reportData); - // Callback for debug messages, in vprintf() format - void (*printDebug)(void *userData, const char *fmt, va_list list); - // Callback for providing an implementation of File, opened and ready for use - // May be NULL, in which case a default implementation will be used. - File *(*openFile)(void *userData, const char *filename, File::OpenMode mode); - // Callback for closing a File. May be NULL, in which case the File will automatically be close()d/deleted. - void (*closeFile)(void *userData, File *file); -}; - -// This is the specification of the Callback routine used when calling the RecalcWaveforms -// function -typedef void (*recalcStatusCallback)(int percDone); - -// This external function recreates the base waveform file (waveforms.raw) using a specifed -// sampling rate. The callback routine provides interactivity to let the user know what -// percentage is complete in regenerating the waveforms. When a NULL pointer is used as the -// callback routine, no status is reported. -bool RecalcWaveforms(char * baseDir, int sampRate, recalcStatusCallback callBack); - -typedef float (*iir_filter_type)(float input,float *hist1_ptr, float *coef_ptr); - -const Bit8u SYSEX_MANUFACTURER_ROLAND = 0x41; - -const Bit8u SYSEX_MDL_MT32 = 0x16; -const Bit8u SYSEX_MDL_D50 = 0x14; - -const Bit8u SYSEX_CMD_RQ1 = 0x11; // Request data #1 -const Bit8u SYSEX_CMD_DT1 = 0x12; // Data set 1 -const Bit8u SYSEX_CMD_WSD = 0x40; // Want to send data -const Bit8u SYSEX_CMD_RQD = 0x41; // Request data -const Bit8u SYSEX_CMD_DAT = 0x42; // Data set -const Bit8u SYSEX_CMD_ACK = 0x43; // Acknowledge -const Bit8u SYSEX_CMD_EOD = 0x45; // End of data -const Bit8u SYSEX_CMD_ERR = 0x4E; // Communications error -const Bit8u SYSEX_CMD_RJC = 0x4F; // Rejection - -const unsigned int CONTROL_ROM_SIZE = 64 * 1024; - -struct ControlROMPCMStruct -{ - Bit8u pos; - Bit8u len; - Bit8u pitchLSB; - Bit8u pitchMSB; -}; - -struct ControlROMMap { - Bit16u idPos; - Bit16u idLen; - const char *idBytes; - Bit16u pcmTable; - Bit16u pcmCount; - Bit16u timbreAMap; - Bit16u timbreAOffset; - Bit16u timbreBMap; - Bit16u timbreBOffset; - Bit16u timbreRMap; - Bit16u timbreRCount; - Bit16u rhythmSettings; - Bit16u rhythmSettingsCount; - Bit16u reserveSettings; - Bit16u panSettings; - Bit16u programSettings; -}; - -enum MemoryRegionType { - MR_PatchTemp, MR_RhythmTemp, MR_TimbreTemp, MR_Patches, MR_Timbres, MR_System, MR_Display, MR_Reset -}; - -class MemoryRegion { -public: - MemoryRegionType type; - Bit32u startAddr, entrySize, entries; - - int lastTouched(Bit32u addr, Bit32u len) const { - return (offset(addr) + len - 1) / entrySize; - } - int firstTouchedOffset(Bit32u addr) const { - return offset(addr) % entrySize; - } - int firstTouched(Bit32u addr) const { - return offset(addr) / entrySize; - } - Bit32u regionEnd() const { - return startAddr + entrySize * entries; - } - bool contains(Bit32u addr) const { - return addr >= startAddr && addr < regionEnd(); - } - int offset(Bit32u addr) const { - return addr - startAddr; - } - Bit32u getClampedLen(Bit32u addr, Bit32u len) const { - if (addr + len > regionEnd()) - return regionEnd() - addr; - return len; - } - Bit32u next(Bit32u addr, Bit32u len) const { - if (addr + len > regionEnd()) { - return regionEnd() - addr; - } - return 0; - } -}; - - -class Synth { -friend class Part; -friend class RhythmPart; -friend class Partial; -friend class Tables; -private: - bool isEnabled; - - iir_filter_type iirFilter; - - PCMWaveEntry *pcmWaves; // Array - - const ControlROMMap *controlROMMap; - Bit8u controlROMData[CONTROL_ROM_SIZE]; - Bit16s *pcmROMData; - int pcmROMSize; // This is in 16-bit samples, therefore half the number of bytes in the ROM - - Bit8s chantable[32]; - - #if MT32EMU_MONITOR_PARTIALS == 1 - static Bit32s samplepos = 0; - #endif - - Tables tables; - - MemParams mt32ram, mt32default; - - revmodel *reverbModel; - - float masterTune; - Bit16u masterVolume; - - bool isOpen; - - PartialManager *partialManager; - Part *parts[9]; - - Bit16s tmpBuffer[MAX_SAMPLE_OUTPUT * 2]; - float sndbufl[MAX_SAMPLE_OUTPUT]; - float sndbufr[MAX_SAMPLE_OUTPUT]; - float outbufl[MAX_SAMPLE_OUTPUT]; - float outbufr[MAX_SAMPLE_OUTPUT]; - - SynthProperties myProp; - - bool loadPreset(File *file); - void initReverb(Bit8u newRevMode, Bit8u newRevTime, Bit8u newRevLevel); - void doRender(Bit16s * stream, Bit32u len); - - void playAddressedSysex(unsigned char channel, const Bit8u *sysex, Bit32u len); - void readSysex(unsigned char channel, const Bit8u *sysex, Bit32u len); - void writeMemoryRegion(const MemoryRegion *region, Bit32u addr, Bit32u len, const Bit8u *data); - void readMemoryRegion(const MemoryRegion *region, Bit32u addr, Bit32u len, Bit8u *data); - - bool loadControlROM(const char *filename); - bool loadPCMROM(const char *filename); - bool dumpTimbre(File *file, const TimbreParam *timbre, Bit32u addr); - int dumpTimbres(const char *filename, int start, int len); - - bool initPCMList(Bit16u mapAddress, Bit16u count); - bool initRhythmTimbres(Bit16u mapAddress, Bit16u count); - bool initTimbres(Bit16u mapAddress, Bit16u offset, int startTimbre); - bool initRhythmTimbre(int drumNum, const Bit8u *mem, unsigned int memLen); - bool refreshSystem(); - -protected: - int report(ReportType type, const void *reportData); - File *openFile(const char *filename, File::OpenMode mode); - void closeFile(File *file); - void printDebug(const char *fmt, ...); - -public: - static Bit8u calcSysexChecksum(const Bit8u *data, Bit32u len, Bit8u checksum); - - Synth(); - ~Synth(); - - // Used to initialise the MT-32. Must be called before any other function. - // Returns true if initialization was sucessful, otherwise returns false. - bool open(SynthProperties &useProp); - - // Closes the MT-32 and deallocates any memory used by the synthesizer - void close(void); - - // Sends a 4-byte MIDI message to the MT-32 for immediate playback - void playMsg(Bit32u msg); - void playMsgOnPart(unsigned char part, unsigned char code, unsigned char note, unsigned char velocity); - - // Sends a string of Sysex commands to the MT-32 for immediate interpretation - // The length is in bytes - void playSysex(const Bit8u *sysex, Bit32u len); - void playSysexWithoutFraming(const Bit8u *sysex, Bit32u len); - void playSysexWithoutHeader(unsigned char device, unsigned char command, const Bit8u *sysex, Bit32u len); - void writeSysex(unsigned char channel, const Bit8u *sysex, Bit32u len); - - // This callback routine is used to have the MT-32 generate samples to the specified - // output stream. The length is in whole samples, not bytes. (I.E. in 16-bit stereo, - // one sample is 4 bytes) - void render(Bit16s * stream, Bit32u len); - - const Partial *getPartial(unsigned int partialNum) const; - - void readMemory(Bit32u addr, Bit32u len, Bit8u *data); - - // partNum should be 0..7 for Part 1..8, or 8 for Rhythm - const Part *getPart(unsigned int partNum) const; -}; - -} - -#endif |