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PCE: Fixed noise period when frequency register is set to 0x1F

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Fixes noise issues in some games (Cyber Cross, Eternal City, Victory Run, etc.)
This commit is contained in:
Sour 2024-09-05 17:03:51 +09:00
parent e24eecd1d2
commit 816e77e8a5
1 changed files with 1 additions and 1 deletions
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2
Core/PCE/PcePsgChannel.cpp
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@ -22,7 +22,7 @@ void PcePsgChannel::SetOutputOffset(uint8_t offset)
uint32_t PcePsgChannel::GetNoisePeriod()
{
if(_state.NoiseFrequency == 0x1F) {
return (0x1F + 1) * 64;
return 32;
} else {
return ((~_state.NoiseFrequency) & 0x1F) * 64;
}