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