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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/pce.cpp
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@ -140,7 +140,7 @@ int DivPlatformPCE::dispatch(DivCommand c) {
switch (c.cmd) {
case DIV_CMD_NOTE_ON:
if (chan[c.chan].pcm) {
chan[c.chan].dacSample=c.value%12;
chan[c.chan].dacSample=12*sampleBank+c.value%12;
if (chan[c.chan].dacSample>=parent->song.sampleLen) {
chan[c.chan].dacSample=-1;
break;
@ -231,6 +231,12 @@ int DivPlatformPCE::dispatch(DivCommand c) {
case DIV_CMD_SAMPLE_MODE:
chan[c.chan].pcm=c.value;
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_PANNING: {
chan[c.chan].pan=c.value;
chWrite(c.chan,0x05,chan[c.chan].pan);
@ -279,6 +285,7 @@ int DivPlatformPCE::init(DivEngine* p, int channels, int sugRate, bool pal) {
tempR=0;
cycles=0;
curChan=-1;
sampleBank=0;
// set global volume
rWrite(0,0);
rWrite(0x01,0xff);