diff options
Diffstat (limited to 'Alc/mixvoice.c')
| -rw-r--r-- | Alc/mixvoice.c | 24 |
1 files changed, 13 insertions, 11 deletions
diff --git a/Alc/mixvoice.c b/Alc/mixvoice.c index 2d935ce5..276d5bd9 100644 --- a/Alc/mixvoice.c +++ b/Alc/mixvoice.c @@ -487,6 +487,7 @@ ALboolean MixSource(ALvoice *voice, ALuint SourceID, ALCcontext *Context, ALsize while(tmpiter && SrcBufferSize > FilledAmt) { ALsizei SizeToDo = SrcBufferSize - FilledAmt; + ALsizei CompLen = 0; ALsizei i; for(i = 0;i < tmpiter->num_buffers;i++) @@ -499,23 +500,24 @@ ALboolean MixSource(ALvoice *voice, ALuint SourceID, ALCcontext *Context, ALsize const ALubyte *Data = ALBuffer->data; Data += (pos*NumChannels + chan)*SampleSize; - DataSize = minu(SizeToDo, DataSize - pos); + DataSize = mini(SizeToDo, DataSize - pos); + CompLen = maxi(CompLen, DataSize); + LoadSamples(&SrcData[FilledAmt], Data, NumChannels, ALBuffer->FmtType, DataSize); } } - if(pos > tmpiter->max_samples) + if(UNLIKELY(!CompLen)) pos -= tmpiter->max_samples; else { - FilledAmt += tmpiter->max_samples - pos; + FilledAmt += CompLen; + if(SrcBufferSize <= FilledAmt) + break; pos = 0; } - if(SrcBufferSize > FilledAmt) - { - tmpiter = ATOMIC_LOAD(&tmpiter->next, almemory_order_acquire); - if(!tmpiter) tmpiter = BufferLoopItem; - } + tmpiter = ATOMIC_LOAD(&tmpiter->next, almemory_order_acquire); + if(!tmpiter) tmpiter = BufferLoopItem; } } @@ -729,8 +731,10 @@ ALboolean MixSource(ALvoice *voice, ALuint SourceID, ALCcontext *Context, ALsize if(BufferListItem->max_samples > DataPosInt) break; + DataPosInt -= BufferListItem->max_samples; + buffers_done += BufferListItem->num_buffers; - BufferListItem = ATOMIC_LOAD(&BufferListItem->next, almemory_order_acquire); + BufferListItem = ATOMIC_LOAD(&BufferListItem->next, almemory_order_relaxed); if(!BufferListItem && !(BufferListItem=BufferLoopItem)) { isplaying = false; @@ -738,8 +742,6 @@ ALboolean MixSource(ALvoice *voice, ALuint SourceID, ALCcontext *Context, ALsize DataPosFrac = 0; break; } - - DataPosInt -= BufferListItem->max_samples; } } while(isplaying && OutPos < SamplesToDo); |