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deal with SPU FIFO overflow in a more pleasant manner

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Arisotura
2019-09-04 16:40:29 +02:00
parent 02a6fe182c
commit 3efe90f78a
1 changed files with 7 additions and 1 deletions
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8
src/SPU.cpp
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@ -731,7 +731,13 @@ void Mix(u32 samples)
OutputBuffer[OutputWriteOffset + 1] = r >> 1; OutputBuffer[OutputWriteOffset + 1] = r >> 1;
OutputWriteOffset += 2; OutputWriteOffset += 2;
OutputWriteOffset &= ((2*OutputBufferSize)-1); OutputWriteOffset &= ((2*OutputBufferSize)-1);
if (OutputWriteOffset == OutputReadOffset) printf("!! SOUND FIFO OVERFLOW %d\n", OutputWriteOffset>>1); if (OutputWriteOffset == OutputReadOffset)
{
//printf("!! SOUND FIFO OVERFLOW %d\n", OutputWriteOffset>>1);
// advance the read position too, to avoid losing the entire FIFO
OutputReadOffset += 2;
OutputReadOffset &= ((2*OutputBufferSize)-1);
}
} }
NDS::ScheduleEvent(NDS::Event_SPU, true, 1024*kSamplesPerRun, Mix, kSamplesPerRun); NDS::ScheduleEvent(NDS::Event_SPU, true, 1024*kSamplesPerRun, Mix, kSamplesPerRun);