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Add SSG and FM/ADPCM volume mixer config for OPN/A/B

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This commit is contained in:
cam900 2023-01-05 09:49:21 +09:00
parent 560ec19176
commit 96983e3d48
7 changed files with 79 additions and 14 deletions
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7
src/engine/platform/ym2203.cpp
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@ -210,11 +210,12 @@ void DivPlatformYM2203::acquire_combo(short* bufL, short* bufR, size_t start, si
);
os&=~3;
os=(os*fmVol)/255;
// ymfm part
fm->generate(&fmout);
os+=((fmout.data[1]+fmout.data[2]+fmout.data[3])>>1);
os+=(((fmout.data[1]+fmout.data[2]+fmout.data[3])>>1)*ssgVol)/255;
if (os<-32768) os=-32768;
if (os>32767) os=32767;
@ -255,7 +256,7 @@ void DivPlatformYM2203::acquire_ymfm(short* bufL, short* bufR, size_t start, siz
fm->generate(&fmout);
os=fmout.data[0]+((fmout.data[1]+fmout.data[2]+fmout.data[3])>>1);
os=((fmout.data[0]*fmVol)/255)+((((fmout.data[1]+fmout.data[2]+fmout.data[3])>>1)*ssgVol)/255);
if (os<-32768) os=-32768;
if (os>32767) os=32767;
@ -1042,6 +1043,8 @@ void DivPlatformYM2203::setFlags(const DivConfig& flags) {
CHECK_CUSTOM_CLOCK;
noExtMacros=flags.getBool("noExtMacros",false);
fbAllOps=flags.getBool("fbAllOps",false);
ssgVol=flags.getInt("ssgVol",255);
fmVol=flags.getInt("fmVol",255);
rate=fm->sample_rate(chipClock);
for (int i=0; i<6; i++) {
oscBuf[i]->rate=rate;