Supermodel/Src/Sound/SCSPDSP.h

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2011-04-24 01:14:00 +00:00
//#ifndef SCSPDSP_H
#define SCSPDSP_H
//#define DYNDSP
#define DYNOPT 1 //set to 1 to enable optimization of recompiler
//the DSP Context
struct _SCSPDSP
{
//Config
unsigned short *SCSPRAM;
unsigned int RBP; //Ring buf pointer
unsigned int RBL; //Delay ram (Ring buffer) size in words
//context
signed short COEF[64]; //16 bit signed
unsigned short MADRS[32]; //offsets (in words), 16 bit
unsigned short MPRO[128*4]; //128 steps 64 bit
signed int TEMP[128]; //TEMP regs,24 bit signed
signed int MEMS[32]; //MEMS regs,24 bit signed
unsigned int DEC;
//input
signed int MIXS[16]; //MIXS, 24 bit signed
signed short EXTS[2]; //External inputs (CDDA) 16 bit signed
//output
signed short EFREG[16]; //EFREG, 16 bit signed
bool Stopped;
int LastStep;
#ifdef DYNDSP
signed int ACC; //26 bit
signed int SHIFTED; //24 bit
signed int X; //24 bit
signed int Y; //13 bit
signed int B; //26 bit
signed int INPUTS; //24 bit
signed int MEMVAL;
signed int FRC_REG; //13 bit
signed int Y_REG; //24 bit
unsigned int ADDR;
unsigned int ADRS_REG; //13 bit
void (*DoSteps)();
#endif
};
void SCSPDSP_Init(_SCSPDSP *DSP);
void SCSPDSP_SetSample(_SCSPDSP *DSP,signed int sample,int SEL,int MXL);
void SCSPDSP_Step(_SCSPDSP *DSP);
void SCSPDSP_Start(_SCSPDSP *DSP);
//#endif