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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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14
src/engine/platform/su.cpp
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@ -151,6 +151,12 @@ void DivPlatformSoundUnit::tick(bool sysTick) {
chWrite(i,0x03,chan[i].pan);
}
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;
}
if (chan[i].std.ex1.had) {
@ -168,7 +174,7 @@ void DivPlatformSoundUnit::tick(bool sysTick) {
}
if (chan[i].freqChanged || chan[i].keyOn || chan[i].keyOff) {
//DivInstrument* ins=parent->getIns(chan[i].ins,DIV_INS_SU);
chan[i].freq=parent->calcFreq(chan[i].baseFreq,chan[i].pitch,false,2,chan[i].std.pitch.val);
chan[i].freq=parent->calcFreq(chan[i].baseFreq,chan[i].pitch,false,2,chan[i].pitch2);
chWrite(i,0x00,chan[i].freq&0xff);
chWrite(i,0x01,chan[i].freq>>8);
if (chan[i].freq>65535) chan[i].freq=65535;
@ -198,14 +204,14 @@ int DivPlatformSoundUnit::dispatch(DivCommand c) {
chan[c.chan].active=true;
chan[c.chan].keyOn=true;
chWrite(c.chan,0x02,chan[c.chan].vol);
chan[c.chan].std.init(ins);
chan[c.chan].macroInit(ins);
chan[c.chan].insChanged=false;
break;
}
case DIV_CMD_NOTE_OFF:
chan[c.chan].active=false;
chan[c.chan].keyOff=true;
chan[c.chan].std.init(NULL);
chan[c.chan].macroInit(NULL);
break;
case DIV_CMD_NOTE_OFF_ENV:
case DIV_CMD_ENV_RELEASE:
@ -275,7 +281,7 @@ int DivPlatformSoundUnit::dispatch(DivCommand c) {
break;
case DIV_CMD_PRE_PORTA:
if (chan[c.chan].active && c.value2) {
if (parent->song.resetMacroOnPorta) chan[c.chan].std.init(parent->getIns(chan[c.chan].ins,DIV_INS_SU));
if (parent->song.resetMacroOnPorta) chan[c.chan].macroInit(parent->getIns(chan[c.chan].ins,DIV_INS_SU));
}
chan[c.chan].inPorta=c.value;
break;