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OPL: fix YMF289 in ymfm

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ymfm offers a class called ymf289, but I am too lazy to use it
and it probably does not resample anyway
This commit is contained in:
tildearrow 2024-09-26 14:20:14 -05:00
parent 29658ce726
commit 0cf6c7cd64
1 changed files with 11 additions and 0 deletions
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11
src/engine/platform/opl.cpp
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@ -494,6 +494,16 @@ void DivPlatformOPL::acquire_ymfm3(short** buf, size_t len) {
fm_ymfm3->generate(&out,1); fm_ymfm3->generate(&out,1);
if (downsample) {
// 49716-44100
downsamplerStep+=5616;
if (downsamplerStep>=44100) {
downsamplerStep-=44100;
h--;
continue;
}
}
buf[0][h]=out.data[0]>>1; buf[0][h]=out.data[0]>>1;
if (totalOutputs>1) { if (totalOutputs>1) {
buf[1][h]=out.data[1]>>1; buf[1][h]=out.data[1]>>1;
@ -2730,6 +2740,7 @@ void DivPlatformOPL::reset() {
while (!writes.empty()) writes.pop(); while (!writes.empty()) writes.pop();
memset(regPool,0,768); memset(regPool,0,768);
downsamplerStep=0;
oldOpMask=0; oldOpMask=0;
dacVal=0; dacVal=0;
dacVal2=0; dacVal2=0;