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Don't generate Buffer Completed events for static sources

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This commit is contained in:
Chris Robinson
2018-02-01 21:07:55 -08:00
parent 3a90fd5751
commit 3acd2a55ad
1 changed files with 34 additions and 9 deletions
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Alc/mixer.c
+34 -9
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@@ -698,21 +698,45 @@ ALboolean MixSource(ALvoice *voice, ALuint SourceID, ALCcontext *Context, ALsize
Counter = maxi(DstBufferSize, Counter) - DstBufferSize;
firstpass = false;
/* Handle looping source position */
if(isstatic && BufferLoopItem)
if(isstatic)
{
const ALbuffer *Buffer = BufferListItem->buffers[0];
ALsizei LoopStart = Buffer->LoopStart;
ALsizei LoopEnd = Buffer->LoopEnd;
if(DataPosInt >= LoopEnd)
if(BufferLoopItem)
{
assert(LoopEnd > LoopStart);
DataPosInt = ((DataPosInt-LoopStart)%(LoopEnd-LoopStart)) + LoopStart;
/* Handle looping static source */
const ALbuffer *Buffer = BufferListItem->buffers[0];
ALsizei LoopStart = Buffer->LoopStart;
ALsizei LoopEnd = Buffer->LoopEnd;
if(DataPosInt >= LoopEnd)
{
assert(LoopEnd > LoopStart);
DataPosInt = ((DataPosInt-LoopStart)%(LoopEnd-LoopStart)) + LoopStart;
}
}
else
{
/* Handle non-looping static source */
ALsizei CompLen = 0;
ALsizei i;
for(i = 0;i < BufferListItem->num_buffers;i++)
{
const ALbuffer *buffer = BufferListItem->buffers[i];
if(buffer) CompLen = maxi(CompLen, buffer->SampleLen);
}
if(DataPosInt >= CompLen)
{
isplaying = false;
BufferListItem = NULL;
DataPosInt = 0;
DataPosFrac = 0;
break;
}
}
}
else while(1)
{
/* Handle non-looping or buffer queue source position */
/* Handle streaming source */
ALsizei CompLen = 0;
ALsizei i;
@@ -746,6 +770,7 @@ ALboolean MixSource(ALvoice *voice, ALuint SourceID, ALCcontext *Context, ALsize
ATOMIC_STORE(&voice->position_fraction, DataPosFrac, almemory_order_relaxed);
ATOMIC_STORE(&voice->current_buffer, BufferListItem, almemory_order_release);
/* Send any events now, after the position/buffer info was updated. */
enabledevt = ATOMIC_LOAD(&Context->EnabledEvts, almemory_order_acquire);
if(buffers_done > 0 && (enabledevt&EventType_BufferCompleted))
{