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/* Copyright (C) 2003, 2004, 2005, 2006, 2008, 2009 Dean Beeler, Jerome Fisher
* Copyright (C) 2011, 2012, 2013 Dean Beeler, Jerome Fisher, Sergey V. Mikayev
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 2.1 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 Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef MT32EMU_PART_H
#define MT32EMU_PART_H
namespace MT32Emu {
class PartialManager;
class Synth;
class PolyList {
private:
Poly *firstPoly;
Poly *lastPoly;
public:
PolyList();
bool isEmpty() const;
Poly *getFirst() const;
Poly *getLast() const;
void prepend(Poly *poly);
void append(Poly *poly);
Poly *takeFirst();
void remove(Poly * const poly);
};
class Part {
private:
// Direct pointer to sysex-addressable memory dedicated to this part (valid for parts 1-8, NULL for rhythm)
TimbreParam *timbreTemp;
// 0=Part 1, .. 7=Part 8, 8=Rhythm
unsigned int partNum;
bool holdpedal;
unsigned int activePartialCount;
PatchCache patchCache[4];
PolyList freePolys;
PolyList activePolys;
void setPatch(const PatchParam *patch);
unsigned int midiKeyToKey(unsigned int midiKey);
void abortPoly(Poly *poly);
bool abortFirstPoly(unsigned int key);
protected:
Synth *synth;
// Direct pointer into sysex-addressable memory
MemParams::PatchTemp *patchTemp;
char name[8]; // "Part 1".."Part 8", "Rhythm"
char currentInstr[11];
Bit8u modulation;
Bit8u expression;
Bit32s pitchBend;
bool nrpn;
Bit16u rpn;
Bit16u pitchBenderRange; // (patchTemp->patch.benderRange * 683) at the time of the last MIDI program change or MIDI data entry.
void backupCacheToPartials(PatchCache cache[4]);
void cacheTimbre(PatchCache cache[4], const TimbreParam *timbre);
void playPoly(const PatchCache cache[4], const MemParams::RhythmTemp *rhythmTemp, unsigned int midiKey, unsigned int key, unsigned int velocity);
void stopNote(unsigned int key);
const char *getName() const;
public:
Part(Synth *synth, unsigned int usePartNum);
virtual ~Part();
void reset();
void setDataEntryMSB(unsigned char midiDataEntryMSB);
void setNRPN();
void setRPNLSB(unsigned char midiRPNLSB);
void setRPNMSB(unsigned char midiRPNMSB);
void resetAllControllers();
virtual void noteOn(unsigned int midiKey, unsigned int velocity);
virtual void noteOff(unsigned int midiKey);
void allNotesOff();
void allSoundOff();
Bit8u getVolume() const; // Internal volume, 0-100, exposed for use by ExternalInterface
void setVolume(unsigned int midiVolume);
Bit8u getModulation() const;
void setModulation(unsigned int midiModulation);
Bit8u getExpression() const;
void setExpression(unsigned int midiExpression);
virtual void setPan(unsigned int midiPan);
Bit32s getPitchBend() const;
void setBend(unsigned int midiBend);
virtual void setProgram(unsigned int midiProgram);
void setHoldPedal(bool pedalval);
void stopPedalHold();
void updatePitchBenderRange();
virtual void refresh();
virtual void refreshTimbre(unsigned int absTimbreNum);
virtual void setTimbre(TimbreParam *timbre);
virtual unsigned int getAbsTimbreNum() const;
const char *getCurrentInstr() const;
unsigned int getActivePartialCount() const;
unsigned int getActiveNonReleasingPartialCount() const;
const MemParams::PatchTemp *getPatchTemp() const;
// This should only be called by Poly
void partialDeactivated(Poly *poly);
// These are rather specialised, and should probably only be used by PartialManager
bool abortFirstPoly(PolyState polyState);
// Abort the first poly in PolyState_HELD, or if none exists, the first active poly in any state.
bool abortFirstPolyPreferHeld();
bool abortFirstPoly();
};
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];
public:
RhythmPart(Synth *synth, unsigned int usePartNum);
void refresh();
void refreshTimbre(unsigned int timbreNum);
void setTimbre(TimbreParam *timbre);
void noteOn(unsigned int key, unsigned int velocity);
void noteOff(unsigned int midiKey);
unsigned int getAbsTimbreNum() const;
void setPan(unsigned int midiPan);
void setProgram(unsigned int patchNum);
};
}
#endif
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