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clamp wave data

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issue #267
This commit is contained in:
tildearrow 2022-03-11 16:58:43 -05:00
parent 5fadcf4891
commit ab3884e5aa
4 changed files with 20 additions and 6 deletions
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8
src/engine/platform/gb.cpp
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@ -97,8 +97,12 @@ void DivPlatformGB::updateWave() {
if (wt->max<1 || wt->len<1) {
rWrite(0x30+i,0);
} else {
unsigned char nibble1=15-((wt->data[(i*2)*wt->len/32]*15)/wt->max);
unsigned char nibble2=15-((wt->data[(1+i*2)*wt->len/32]*15)/wt->max);
int nibble1=15-((wt->data[(i*2)*wt->len/32]*15)/wt->max);
int nibble2=15-((wt->data[(1+i*2)*wt->len/32]*15)/wt->max);
if (nibble1<0) nibble1=0;
if (nibble1>15) nibble1=15;
if (nibble2<0) nibble2=0;
if (nibble2>15) nibble2=15;
rWrite(0x30+i,(nibble1<<4)|nibble2);
}
}