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SMS: implement Game Gear stereo in Nuked core

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This commit is contained in:
tildearrow 2022-06-27 04:09:24 -05:00
parent fef09fb00d
commit b04743d045
3 changed files with 65 additions and 20 deletions
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16
src/engine/platform/sms.cpp
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@ -48,12 +48,15 @@ const char* DivPlatformSMS::getEffectName(unsigned char effect) {
}
void DivPlatformSMS::acquire_nuked(short* bufL, short* bufR, size_t start, size_t len) {
int o=0;
int oL=0;
int oR=0;
for (size_t h=start; h<start+len; h++) {
if (!writes.empty()) {
QueuedWrite w=writes.front();
if (w.addr==0) {
YMPSG_Write(&sn_nuked,w.val);
} else if (w.addr==1) {
YMPSG_WriteStereo(&sn_nuked,w.val);
}
writes.pop();
}
@ -73,10 +76,13 @@ void DivPlatformSMS::acquire_nuked(short* bufL, short* bufR, size_t start, size_
YMPSG_Clock(&sn_nuked);
YMPSG_Clock(&sn_nuked);
YMPSG_Clock(&sn_nuked);
o=YMPSG_GetOutput(&sn_nuked);
if (o<-32768) o=-32768;
if (o>32767) o=32767;
bufL[h]=bufR[h]=o;
YMPSG_GetOutput(&sn_nuked,&oL,&oR);
if (oL<-32768) oL=-32768;
if (oL>32767) oL=32767;
if (oR<-32768) oR=-32768;
if (oR>32767) oR=32767;
bufL[h]=oL;
bufR[h]=oR;
for (int i=0; i<4; i++) {
if (isMuted[i]) {
oscBuf[i]->data[oscBuf[i]->needle++]=0;