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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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10
src/engine/platform/arcade.cpp
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@ -275,6 +275,12 @@ void DivPlatformArcade::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;
}
@ -420,7 +426,7 @@ void DivPlatformArcade::tick(bool sysTick) {
for (int i=0; i<8; i++) {
if (chan[i].freqChanged) {
chan[i].freq=chan[i].baseFreq+(chan[i].pitch>>1)-64+chan[i].std.pitch.val;
chan[i].freq=chan[i].baseFreq+(chan[i].pitch>>1)-64+chan[i].pitch2;
if (chan[i].freq<0) chan[i].freq=0;
if (chan[i].freq>=(95<<6)) chan[i].freq=(95<<6)-1;
immWrite(i+0x28,hScale(chan[i].freq>>6));
@ -452,7 +458,7 @@ int DivPlatformArcade::dispatch(DivCommand c) {
chan[c.chan].state=ins->fm;
}
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;
}