62 lines
1.8 KiB
C++
62 lines
1.8 KiB
C++
#ifndef _AY8930_H
|
|
#define _AY8930_H
|
|
#include "../dispatch.h"
|
|
#include "../macroInt.h"
|
|
#include <queue>
|
|
#include "sound/ay8910.h"
|
|
|
|
class DivPlatformAY8930: public DivDispatch {
|
|
protected:
|
|
struct Channel {
|
|
unsigned char freqH, freqL;
|
|
int freq, baseFreq, pitch;
|
|
unsigned char ins, note, psgMode, autoEnvNum, autoEnvDen, duty;
|
|
signed char konCycles;
|
|
bool active, insChanged, freqChanged, keyOn, keyOff, portaPause, inPorta;
|
|
int vol, outVol;
|
|
unsigned char pan;
|
|
DivMacroInt std;
|
|
Channel(): freqH(0), freqL(0), freq(0), baseFreq(0), pitch(0), ins(-1), note(0), psgMode(1), autoEnvNum(0), autoEnvDen(0), duty(4), active(false), insChanged(true), freqChanged(false), keyOn(false), keyOff(false), portaPause(false), inPorta(false), vol(0), outVol(31), pan(3) {}
|
|
};
|
|
Channel chan[3];
|
|
bool isMuted[3];
|
|
struct QueuedWrite {
|
|
unsigned short addr;
|
|
unsigned char val;
|
|
bool addrOrVal;
|
|
QueuedWrite(unsigned short a, unsigned char v): addr(a), val(v), addrOrVal(false) {}
|
|
};
|
|
std::queue<QueuedWrite> writes;
|
|
ay8930_device* ay;
|
|
unsigned char ayNoiseAnd, ayNoiseOr;
|
|
bool bank;
|
|
|
|
int delay;
|
|
|
|
bool extMode;
|
|
|
|
short oldWrites[32];
|
|
short pendingWrites[32];
|
|
unsigned char ayEnvMode[3];
|
|
unsigned short ayEnvPeriod[3];
|
|
short ayEnvSlideLow[3];
|
|
short ayEnvSlide[3];
|
|
short* ayBuf[3];
|
|
size_t ayBufLen;
|
|
|
|
public:
|
|
void acquire(short* bufL, short* bufR, size_t start, size_t len);
|
|
int dispatch(DivCommand c);
|
|
void reset();
|
|
void forceIns();
|
|
void tick();
|
|
void muteChannel(int ch, bool mute);
|
|
void setPAL(bool pal);
|
|
bool isStereo();
|
|
bool keyOffAffectsArp(int ch);
|
|
void notifyInsDeletion(void* ins);
|
|
int init(DivEngine* parent, int channels, int sugRate, bool pal);
|
|
void quit();
|
|
};
|
|
#endif
|