furnace/src/engine/platform/qsound.h
tildearrow 85cb64b227 chip sample selection, part 2
add functions to retrieve whether a sample was loaded in chip memory
eventually I'll put warning feedback on the sample list
2022-11-26 18:44:04 -05:00

113 lines
3.2 KiB
C++

/**
* Furnace Tracker - multi-system chiptune tracker
* Copyright (C) 2021-2022 tildearrow and contributors
*
* 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.
*/
#ifndef _QSOUND_H
#define _QSOUND_H
#include "../dispatch.h"
#include <queue>
#include "../macroInt.h"
#include "sound/qsound.h"
class DivPlatformQSound: public DivDispatch {
struct Channel {
int freq, baseFreq, pitch, pitch2;
int sample, wave, ins;
int note;
int panning;
int echo;
bool active, insChanged, freqChanged, keyOn, keyOff, inPorta, useWave, surround, isNewQSound;
int vol, outVol, resVol;
DivMacroInt std;
void macroInit(DivInstrument* which) {
std.init(which);
pitch2=0;
}
Channel():
freq(0),
baseFreq(0),
pitch(0),
pitch2(0),
sample(-1),
ins(-1),
note(0),
panning(0x10),
echo(0),
active(false),
insChanged(true),
freqChanged(false),
keyOn(false),
keyOff(false),
inPorta(false),
useWave(false),
surround(true),
isNewQSound(false),
vol(255),
outVol(255),
resVol(4096) {}
};
Channel chan[19];
DivDispatchOscBuffer* oscBuf[19];
int echoDelay;
int echoFeedback;
unsigned char* sampleMem;
size_t sampleMemLen;
bool sampleLoaded[256];
struct qsound_chip chip;
unsigned short regPool[512];
unsigned int offPCM[256];
unsigned int offBS[256];
friend void putDispatchChip(void*,int);
friend void putDispatchChan(void*,int,int);
public:
void acquire(short* bufL, short* bufR, size_t start, size_t len);
int dispatch(DivCommand c);
void* getChanState(int chan);
DivMacroInt* getChanMacroInt(int ch);
DivDispatchOscBuffer* getOscBuffer(int chan);
unsigned char* getRegisterPool();
int getRegisterPoolSize();
int getRegisterPoolDepth();
void reset();
void forceIns();
void tick(bool sysTick=true);
void muteChannel(int ch, bool mute);
bool isStereo();
bool keyOffAffectsArp(int ch);
void setFlags(const DivConfig& flags);
void notifyInsChange(int ins);
void notifyWaveChange(int wave);
void notifyInsDeletion(void* ins);
void poke(unsigned int addr, unsigned short val);
void poke(std::vector<DivRegWrite>& wlist);
const char** getRegisterSheet();
const void* getSampleMem(int index = 0);
size_t getSampleMemCapacity(int index = 0);
size_t getSampleMemUsage(int index = 0);
bool isSampleLoaded(int index, int sample);
void renderSamples();
int init(DivEngine* parent, int channels, int sugRate, const DivConfig& flags);
void quit();
};
#endif