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arcade: a bit of extra work

This commit is contained in:
tildearrow 2021-12-08 17:54:14 -05:00
parent aff0afa7d1
commit 6dcc3416ee
1 changed files with 5 additions and 4 deletions
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9
src/engine/platform/arcade.cpp
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@ -34,13 +34,11 @@ void DivPlatformArcade::acquire(short* bufL, short* bufR, size_t start, size_t l
static int o[2];
for (size_t h=start; h<start+len; h++) {
OPM_Clock(&fm,o,NULL,NULL,NULL);
if (!writes.empty() && !fm.write_busy) {
QueuedWrite& w=writes.front();
if (w.addrOrVal) {
OPM_Write(&fm,1,w.val);
if (w.addr==0x2b) printf("write: %x = %.2x\n",w.addr,w.val);
//printf("write: %x = %.2x\n",w.addr,w.val);
writes.pop();
} else {
OPM_Write(&fm,0,w.addr);
@ -48,6 +46,9 @@ void DivPlatformArcade::acquire(short* bufL, short* bufR, size_t start, size_t l
}
}
OPM_Clock(&fm,o,NULL,NULL,NULL);
OPM_Clock(&fm,o,NULL,NULL,NULL);
OPM_Clock(&fm,o,NULL,NULL,NULL);
OPM_Clock(&fm,o,NULL,NULL,NULL);
//if (o[0]<-32768) o[0]=-32768;
@ -273,7 +274,7 @@ bool DivPlatformArcade::isStereo() {
int DivPlatformArcade::init(DivEngine* p, int channels, int sugRate, bool pal) {
parent=p;
rate=894886;
rate=447443;
memset(&fm,0,sizeof(opm_t));
OPM_Reset(&fm);
for (int i=0; i<13; i++) {