72 lines
2 KiB
C++
72 lines
2 KiB
C++
#ifndef _SAA_H
|
|
#define _SAA_H
|
|
#include "../dispatch.h"
|
|
#include "../macroInt.h"
|
|
#include <queue>
|
|
#include "sound/saa1099.h"
|
|
|
|
class DivPlatformSAA1099: public DivDispatch {
|
|
protected:
|
|
struct Channel {
|
|
unsigned char freqH, freqL;
|
|
int freq, baseFreq, pitch, note;
|
|
unsigned char ins, psgMode;
|
|
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), note(0), ins(-1), psgMode(1), active(false), insChanged(true), freqChanged(false), keyOn(false), keyOff(false), portaPause(false), inPorta(false), vol(0), outVol(15), pan(255) {}
|
|
};
|
|
Channel chan[6];
|
|
bool isMuted[6];
|
|
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;
|
|
saa1099_device saa;
|
|
unsigned char lastBusy;
|
|
|
|
bool dacMode;
|
|
int dacPeriod;
|
|
int dacRate;
|
|
int dacPos;
|
|
int dacSample;
|
|
unsigned char sampleBank;
|
|
|
|
int delay;
|
|
|
|
bool extMode;
|
|
|
|
short oldWrites[16];
|
|
short pendingWrites[16];
|
|
short* saaBuf[2];
|
|
size_t saaBufLen;
|
|
unsigned char saaEnv[2];
|
|
unsigned char saaNoise[2];
|
|
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);
|
|
void setFlags(unsigned int flags);
|
|
bool isStereo();
|
|
int getPortaFloor(int ch);
|
|
bool keyOffAffectsArp(int ch);
|
|
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();
|
|
};
|
|
#endif
|