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new ins format, part 3

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tildearrow 2022-11-19 18:51:32 -05:00
parent 3ba90e6896
commit da1560b1c2
2 changed files with 113 additions and 2 deletions
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2
papers/newIns.md
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@ -158,7 +158,7 @@ size | description
-----|------------------------------------
1 | flags 1
| - bit 7: dutyIsAbs
| - bit 6: initFter
| - bit 6: initFilter
| - bit 5: volIsCutoff
| - bit 4: toFilter
| - bit 3: noise on

113
src/engine/instrument.cpp
View file

@ -367,19 +367,128 @@ void DivInstrument::writeFeatureMA(SafeWriter* w) {
void DivInstrument::writeFeature64(SafeWriter* w) {
FEATURE_BEGIN("64");
w->writeC(
(c64.dutyIsAbs?0x80:0)|
(c64.initFilter?0x40:0)|
(c64.volIsCutoff?0x20:0)|
(c64.toFilter?0x10:0)|
(c64.noiseOn?8:0)|
(c64.pulseOn?4:0)|
(c64.sawOn?2:0)|
(c64.triOn?1:0)
);
w->writeC(
(c64.oscSync?0x80:0)|
(c64.ringMod?0x40:0)|
(c64.noTest?0x20:0)|
(c64.filterIsAbs?0x10:0)|
(c64.ch3off?8:0)|
(c64.bp?4:0)|
(c64.hp?2:0)|
(c64.lp?1:0)
);
w->writeC(((c64.a&15)<<4)|(c64.d&15));
w->writeC(((c64.s&15)<<4)|(c64.r&15));
w->writeS(c64.duty);
w->writeS((unsigned short)((c64.cut&2047)|(c64.res<<12)));
FEATURE_END;
}
void DivInstrument::writeFeatureGB(SafeWriter* w) {
FEATURE_BEGIN("GB");
w->writeC(((gb.envLen&7)<<5)|(gb.envDir?16:0)|(gb.envVol&15));
w->writeC(gb.soundLen);
w->writeC(
(gb.alwaysInit?2:0)|
(gb.softEnv?1:0)
);
w->writeC(gb.hwSeqLen);
for (int i=0; i<gb.hwSeqLen; i++) {
w->writeC(gb.hwSeq[i].cmd);
w->writeS(gb.hwSeq[i].data);
}
FEATURE_END;
}
void DivInstrument::writeFeatureSM(SafeWriter* w) {
FEATURE_BEGIN("SM");
w->writeS(amiga.initSample);
w->writeC(
(amiga.useWave?4:0)|
(amiga.useSample?2:0)|
(amiga.useNoteMap?1:0)
);
w->writeC(amiga.waveLen);
if (amiga.useNoteMap) {
for (int note=0; note<120; note++) {
w->writeS(amiga.noteMap[note].freq);
w->writeS(amiga.noteMap[note].map);
}
}
FEATURE_END;
}
void DivInstrument::writeFeatureOx(SafeWriter* w, int op) {
void DivInstrument::writeFeatureOx(SafeWriter* w, int ope) {
char opCode[3];
opCode[0]='O';
opCode[1]='1'+ope;
opCode[2]=0;
FEATURE_BEGIN(opCode);
// if you update the macro header, please update this value as well.
// it's the length.
w->writeS(8);
// write macros
const DivInstrumentSTD::OpMacro& o=std.opMacros[ope];
writeMacro(w,o.amMacro,0);
writeMacro(w,o.arMacro,0);
writeMacro(w,o.drMacro,0);
writeMacro(w,o.multMacro,0);
writeMacro(w,o.rrMacro,0);
writeMacro(w,o.slMacro,0);
writeMacro(w,o.tlMacro,0);
writeMacro(w,o.dt2Macro,0);
writeMacro(w,o.rsMacro,0);
writeMacro(w,o.dtMacro,0);
writeMacro(w,o.d2rMacro,0);
writeMacro(w,o.ssgMacro,0);
writeMacro(w,o.damMacro,0);
writeMacro(w,o.dvbMacro,0);
writeMacro(w,o.egtMacro,0);
writeMacro(w,o.kslMacro,0);
writeMacro(w,o.susMacro,0);
writeMacro(w,o.vibMacro,0);
writeMacro(w,o.wsMacro,0);
writeMacro(w,o.ksrMacro,0);
// "stop reading" code
w->writeC(-1);
FEATURE_END;
}
void DivInstrument::writeFeatureLD(SafeWriter* w) {
FEATURE_BEGIN("LD");
w->writeC(fm.fixedDrums);
w->writeS(fm.kickFreq);
w->writeS(fm.snareHatFreq);
w->writeS(fm.tomTopFreq);
FEATURE_END;
}
void DivInstrument::writeFeatureSN(SafeWriter* w) {
@ -2169,6 +2278,8 @@ bool DivInstrument::save(const char* path) {
SafeWriter* w=new SafeWriter();
w->init();
//putInsData2(w,true);
// write magic
w->write("-Furnace instr.-",16);