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PCM sample bank support

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This commit is contained in:
tildearrow 2021-12-09 03:13:37 -05:00
parent e3f14f3850
commit e2a41974ff
10 changed files with 41 additions and 6 deletions
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9
src/engine/platform/genesis.cpp
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@ -158,7 +158,7 @@ int DivPlatformGenesis::dispatch(DivCommand c) {
switch (c.cmd) {
case DIV_CMD_NOTE_ON: {
if (c.chan==5 && dacMode) {
dacSample=c.value%12;
dacSample=12*sampleBank+c.value%12;
if (dacSample>=parent->song.sampleLen) {
dacSample=-1;
break;
@ -289,6 +289,12 @@ int DivPlatformGenesis::dispatch(DivCommand c) {
}
break;
}
case DIV_CMD_SAMPLE_BANK:
sampleBank=c.value;
if (sampleBank>(parent->song.sample.size()/12)) {
sampleBank=parent->song.sample.size()/12;
}
break;
case DIV_CMD_LEGATO: {
chan[c.chan].baseFreq=644.0f*pow(2.0f,((float)c.value/12.0f));
chan[c.chan].freqChanged=true;
@ -379,6 +385,7 @@ int DivPlatformGenesis::init(DivEngine* p, int channels, int sugRate, bool pal)
dacPos=0;
dacRate=0;
dacSample=-1;
sampleBank=0;
extMode=false;