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/* Copyright (c) 2003-2005 Various contributors
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to
* deal in the Software without restriction, including without limitation the
* rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
* sell copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
* IN THE SOFTWARE.
*/
#ifndef MT32EMU_PART_H
#define MT32EMU_PART_H
namespace MT32Emu {
class Synth;
class Part {
private:
// Pointers to the areas of the MT-32's memory dedicated to this part (for parts 1-8)
MemParams::PatchTemp *patchTemp;
TimbreParam *timbreTemp;
// 0=Part 1, .. 7=Part 8, 8=Rhythm
unsigned int partNum;
bool holdpedal;
StereoVolume volumesetting;
PatchCache patchCache[4];
float bend; // -1.0 .. +1.0
dpoly polyTable[MT32EMU_MAX_POLY];
void abortPoly(dpoly *poly);
static int fixKeyfollow(int srckey);
static int fixBiaslevel(int srcpnt, int *dir);
void setPatch(const PatchParam *patch);
protected:
Synth *synth;
char name[8]; // "Part 1".."Part 8", "Rhythm"
char currentInstr[11];
int expression;
Bit32u volumeMult;
void updateVolume();
void backupCacheToPartials(PatchCache cache[4]);
void cacheTimbre(PatchCache cache[4], const TimbreParam *timbre);
void playPoly(const PatchCache cache[4], unsigned int key, int freqNum, int vel);
const char *getName() const;
public:
Part(Synth *synth, unsigned int usePartNum);
virtual ~Part() {}
virtual void playNote(unsigned int key, int vel);
void stopNote(unsigned int key);
void allNotesOff();
void allSoundOff();
int getVolume() const;
void setVolume(int midiVolume);
void setExpression(int midiExpression);
virtual void setPan(unsigned int midiPan);
virtual void setBend(unsigned int midiBend);
virtual void setModulation(unsigned int midiModulation);
virtual void setProgram(unsigned int midiProgram);
void setHoldPedal(bool pedalval);
void stopPedalHold();
virtual void refresh();
virtual void refreshTimbre(unsigned int absTimbreNum);
virtual void setTimbre(TimbreParam *timbre);
virtual unsigned int getAbsTimbreNum() const;
const char *getCurrentInstr() const;
};
class RhythmPart: public Part {
// Pointer to the area of the MT-32's memory dedicated to rhythm
const MemParams::RhythmTemp *rhythmTemp;
// This caches the timbres/settings in use by the rhythm part
PatchCache drumCache[85][4];
StereoVolume drumPan[85];
public:
RhythmPart(Synth *synth, unsigned int usePartNum);
void refresh();
void refreshTimbre(unsigned int timbreNum);
void setTimbre(TimbreParam *timbre);
void playNote(unsigned int key, int vel);
unsigned int getAbsTimbreNum() const;
void setPan(unsigned int midiPan);
void setBend(unsigned int midiBend);
void setModulation(unsigned int midiModulation);
void setProgram(unsigned int patchNum);
};
}
#endif
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