furnace/src/engine/platform/gb.h
2022-02-03 18:38:57 -05:00

62 lines
1.5 KiB
C++

#ifndef _GB_H
#define _GB_H
#include "../dispatch.h"
#include "../macroInt.h"
#include "sound/gb/gb.h"
class DivPlatformGB: public DivDispatch {
struct Channel {
int freq, baseFreq, pitch, note;
unsigned char ins, duty, sweep;
bool active, insChanged, freqChanged, sweepChanged, keyOn, keyOff, inPorta;
signed char vol, outVol, wave;
DivMacroInt std;
Channel():
freq(0),
baseFreq(0),
pitch(0),
note(0),
ins(-1),
duty(0),
sweep(0),
active(false),
insChanged(true),
freqChanged(false),
sweepChanged(false),
keyOn(false),
keyOff(false),
inPorta(false),
vol(15),
outVol(15),
wave(-1) {}
};
Channel chan[4];
bool isMuted[4];
unsigned char lastPan;
GB_gameboy_t* gb;
unsigned char procMute();
void updateWave();
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);
void reset();
void forceIns();
void tick();
void muteChannel(int ch, bool mute);
bool isStereo();
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();
int init(DivEngine* parent, int channels, int sugRate, unsigned int flags);
void quit();
~DivPlatformGB();
};
#endif