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WIP: adding ESFM (ESS ES1488/ESS ES1868 etc.) system

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This commit is contained in:
Kagamiin~ 2023-10-14 08:10:37 -03:00
parent 256140bc32
commit 779afcb97a
24 changed files with 4705 additions and 167 deletions
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57
src/gui/fmPreview.cpp
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@ -22,6 +22,7 @@
#include "../../extern/opn/ym3438.h"
#include "../../extern/opm/opm.h"
#include "../../extern/opl/opl3.h"
#include "../../extern/ESFMu/esfm.h"
extern "C" {
#include "../../extern/Nuked-OPLL/opll.h"
}
@ -337,6 +338,60 @@ void FurnaceGUI::renderFMPreviewOPZ(const DivInstrumentFM& params, int pos) {
}
}
#define ESFM_WRITE(addr,val) \
ESFM_write_reg_buffered_fast((esfm_chip*)fmPreviewESFM,(addr),(val))
void FurnaceGUI::renderFMPreviewESFM(const DivInstrumentFM& params, const DivInstrumentESFM& esfmParams, int pos) {
if (fmPreviewESFM==NULL) {
fmPreviewESFM=new esfm_chip;
pos=0;
}
short out[4];
bool mult0=false;
if (pos==0) {
ESFM_init((esfm_chip*)fmPreviewESFM);
// set native mode
ESFM_WRITE(0x105, 0x80);
// set params
for (int i=0; i<4; i++) {
if ((params.op[i].mult&15)==0) {
mult0=true;
break;
}
}
for (int i=0; i<4; i++) {
const DivInstrumentFM::Operator& op=params.op[i];
const DivInstrumentESFM::Operator& opE=esfmParams.op[i];
unsigned short baseAddr=i*8;
ESFM_WRITE(baseAddr+0,(op.am<<7)|((op.vib&1)<<6)|((op.sus&1)<<5)|((op.ksr&1)<<4)|(op.mult&0x0f));
ESFM_WRITE(baseAddr+1,(op.ksl<<6)|(op.tl&0x3f));
ESFM_WRITE(baseAddr+2,(op.ar<<4)|(op.dr&0x0f));
ESFM_WRITE(baseAddr+3,(op.sl<<4)|(op.rr&0x0f));
// TODO: implement ct/dt detune... how will we do that?
ESFM_WRITE(baseAddr+4,0);
ESFM_WRITE(baseAddr+5,(opE.delay<<5)|(mult0?0x0a:0x06));
ESFM_WRITE(baseAddr+6,(op.dam<<7)|((op.dvb&1)<<6)|((opE.right&1)<<5)|((opE.left&1)<<4)|((opE.modIn&7)<<1));
ESFM_WRITE(baseAddr+7,(opE.outLvl<<5)|((i==3?esfmParams.noise:0)<<3)|(op.ws&7));
}
}
// note on
ESFM_WRITE(0x240, 1);
// render
for (int i=0; i<FM_PREVIEW_SIZE; i++) {
ESFM_generate((esfm_chip*)fmPreviewESFM,out);
ESFM_generate((esfm_chip*)fmPreviewESFM,out);
fmPreview[i]=CLAMP(out[0]+out[1],-32768,32767);
}
}
void FurnaceGUI::renderFMPreview(const DivInstrument* ins, int pos) {
switch (ins->type) {
case DIV_INS_FM:
@ -354,6 +409,8 @@ void FurnaceGUI::renderFMPreview(const DivInstrument* ins, int pos) {
case DIV_INS_OPZ:
renderFMPreviewOPZ(ins->fm,pos);
break;
case DIV_INS_ESFM:
renderFMPreviewESFM(ins->fm,ins->esfm,pos);
default:
break;
}