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Diffstat (limited to 'sound/softsynth/mt32/part.h')
| -rw-r--r-- | sound/softsynth/mt32/part.h | 104 |
1 files changed, 104 insertions, 0 deletions
diff --git a/sound/softsynth/mt32/part.h b/sound/softsynth/mt32/part.h new file mode 100644 index 0000000000..1214ec52f9 --- /dev/null +++ b/sound/softsynth/mt32/part.h @@ -0,0 +1,104 @@ +/* Copyright (c) 2003-2004 Various contributors + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to + * deal in the Software without restriction, including without limitation the + * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or + * sell copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS + * IN THE SOFTWARE. + */ + +#ifndef MT32EMU_PART_H +#define MT32EMU_PART_H + +namespace MT32Emu { + +class PartialManager; +class Synth; + +class Part { +private: + // Pointers to the areas of the MT-32's memory dedicated to this part (for parts 1-8) + MemParams::PatchTemp *patchTemp; + TimbreParam *timbreTemp; + + // 0=Part 1, .. 7=Part 8, 8=Rhythm + unsigned int partNum; + + bool holdpedal; + + StereoVolume volumesetting; + + PatchCache patchCache[4]; + + float bend; // -1.0 .. +1.0 + + dpoly polyTable[MT32EMU_MAX_POLY]; + + void abortPoly(dpoly *poly); + + static int fixKeyfollow(int srckey); + static int fixBiaslevel(int srcpnt, int *dir); + + void setPatch(const PatchParam *patch); + +protected: + Synth *synth; + char name[8]; // "Part 1".."Part 8", "Rhythm" + char currentInstr[11]; + Bit32u volume; + void backupCacheToPartials(PatchCache cache[4]); + void cacheTimbre(PatchCache cache[4], const TimbreParam *timbre); + void playPoly(const PatchCache cache[4], unsigned int key, int freqNum, int vel); + const char *getName() const; + +public: + Part(Synth *synth, unsigned int usePartNum); + virtual void playNote(unsigned int key, int vel); + void stopNote(unsigned int key); + void allStop(); + void setVolume(int vol); + virtual void setPan(unsigned int midiPan); + virtual void setBend(unsigned int midiBend); + virtual void setModulation(unsigned int midiModulation); + virtual void setProgram(unsigned int patchNum); + void setHoldPedal(bool pedalval); + void stopPedalHold(); + virtual void refresh(); + virtual void refreshTimbre(unsigned int absTimbreNum); + void setTimbre(TimbreParam *timbre); + virtual unsigned int getAbsTimbreNum() const; +}; + +class RhythmPart: public Part { + // Pointer to the area of the MT-32's memory dedicated to rhythm + const MemParams::RhythmTemp *rhythmTemp; + + // This caches the timbres/settings in use by the rhythm part + PatchCache drumCache[64][4]; + StereoVolume drumPan[64]; +public: + RhythmPart(Synth *synth, unsigned int usePartNum); + void refreshTimbre(unsigned int timbreNum); + void refresh(); + void playNote(unsigned int key, int vel); + unsigned int getAbsTimbreNum() const; + void setPan(unsigned int midiPan); + void setBend(unsigned int midiBend); + void setModulation(unsigned int midiModulation); + void setProgram(unsigned int patchNum); +}; + +} +#endif |