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implement relative pitch macro mode

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This commit is contained in:
tildearrow 2022-04-28 01:31:16 -05:00
parent 77b4e57c58
commit d211170e86
70 changed files with 469 additions and 158 deletions
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20
src/engine/platform/ym2610.cpp
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@ -414,6 +414,12 @@ void DivPlatformYM2610::tick(bool sysTick) {
}
if (chan[i].std.pitch.had) {
if (chan[i].std.pitch.mode) {
chan[i].pitch2+=chan[i].std.pitch.val;
CLAMP_VAR(chan[i].pitch2,-2048,2048);
} else {
chan[i].pitch2=chan[i].std.pitch.val;
}
chan[i].freqChanged=true;
}
@ -572,9 +578,9 @@ void DivPlatformYM2610::tick(bool sysTick) {
for (int i=0; i<4; i++) {
if (i==1 && extMode) continue;
if (chan[i].freqChanged) {
chan[i].freq=parent->calcFreq(chan[i].baseFreq,chan[i].pitch,false,octave(chan[i].baseFreq),chan[i].std.pitch.val);
chan[i].freq=parent->calcFreq(chan[i].baseFreq,chan[i].pitch,false,octave(chan[i].baseFreq),chan[i].pitch2);
if (chan[i].freq>262143) chan[i].freq=262143;
int freqt=toFreq(chan[i].freq)+chan[i].std.pitch.val;
int freqt=toFreq(chan[i].freq)+chan[i].pitch2;
immWrite(chanOffs[i]+ADDR_FREQH,freqt>>8);
immWrite(chanOffs[i]+ADDR_FREQ,freqt&0xff);
chan[i].freqChanged=false;
@ -643,7 +649,7 @@ int DivPlatformYM2610::dispatch(DivCommand c) {
}
if (skipRegisterWrites) break;
if (chan[c.chan].furnacePCM) {
chan[c.chan].std.init(ins);
chan[c.chan].macroInit(ins);
if (!chan[c.chan].std.vol.will) {
chan[c.chan].outVol=chan[c.chan].vol;
immWrite(0x1b,chan[c.chan].outVol);
@ -675,7 +681,7 @@ int DivPlatformYM2610::dispatch(DivCommand c) {
}
} else {
chan[c.chan].sample=-1;
chan[c.chan].std.init(NULL);
chan[c.chan].macroInit(NULL);
chan[c.chan].outVol=chan[c.chan].vol;
if ((12*sampleBank+c.value%12)>=parent->song.sampleLen) {
immWrite(0x10,0x01); // reset
@ -719,7 +725,7 @@ int DivPlatformYM2610::dispatch(DivCommand c) {
break;
}
DivInstrument* ins=parent->getIns(chan[c.chan].ins,DIV_INS_FM);
chan[c.chan].std.init(ins);
chan[c.chan].macroInit(ins);
if (c.chan<4) {
if (!chan[c.chan].std.vol.will) {
chan[c.chan].outVol=chan[c.chan].vol;
@ -779,7 +785,7 @@ int DivPlatformYM2610::dispatch(DivCommand c) {
chan[c.chan].keyOff=true;
chan[c.chan].keyOn=false;
chan[c.chan].active=false;
chan[c.chan].std.init(NULL);
chan[c.chan].macroInit(NULL);
break;
case DIV_CMD_NOTE_OFF_ENV:
if (c.chan>12) {
@ -981,7 +987,7 @@ int DivPlatformYM2610::dispatch(DivCommand c) {
case DIV_CMD_PRE_PORTA:
if (c.chan>3) {
if (chan[c.chan].active && c.value2) {
if (parent->song.resetMacroOnPorta) chan[c.chan].std.init(parent->getIns(chan[c.chan].ins,DIV_INS_FM));
if (parent->song.resetMacroOnPorta) chan[c.chan].macroInit(parent->getIns(chan[c.chan].ins,DIV_INS_FM));
}
}
chan[c.chan].inPorta=c.value;