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Handle stereo panning in OAL manually for streams

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Sergeanur
2021-01-04 22:46:50 +02:00
parent 047f9c49ec
commit 150f5302b7
3 changed files with 189 additions and 65 deletions
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21
src/audio/sampman_oal.cpp
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@@ -102,7 +102,7 @@ CChannel aChannel[MAXCHANNELS+MAX2DCHANNELS];
uint8 nChannelVolume[MAXCHANNELS+MAX2DCHANNELS];
uint32 nStreamLength[TOTAL_STREAMED_SOUNDS];
ALuint ALStreamSources[MAX_STREAMS];
ALuint ALStreamSources[MAX_STREAMS][2];
ALuint ALStreamBuffers[MAX_STREAMS][NUM_STREAMBUFFERS];
struct tMP3Entry
@@ -245,9 +245,9 @@ release_existing()
if (stream)
stream->ProviderTerm();
alDeleteSources(1, &ALStreamSources[i]);
alDeleteBuffers(NUM_STREAMBUFFERS, ALStreamBuffers[i]);
}
alDeleteSources(MAX_STREAMS*2, ALStreamSources[0]);
CChannel::DestroyChannels();
@@ -287,7 +287,10 @@ set_new_provider(int index)
//TODO:
_maxSamples = MAXCHANNELS;
ALCint attr[] = {ALC_FREQUENCY,MAX_FREQ,0};
ALCint attr[] = {ALC_FREQUENCY,MAX_FREQ,
ALC_MONO_SOURCES, MAX_STREAMS * 2 + MAXCHANNELS,
0,
};
ALDevice = alcOpenDevice(providers[index].id);
ASSERT(ALDevice != NULL);
@@ -319,11 +322,17 @@ set_new_provider(int index)
alGenAuxiliaryEffectSlots(1, &ALEffectSlot);
alGenEffects(1, &ALEffect);
}
alGenSources(MAX_STREAMS*2, ALStreamSources[0]);
for ( int32 i = 0; i < MAX_STREAMS; i++ )
{
alGenSources(1, &ALStreamSources[i]);
alGenBuffers(NUM_STREAMBUFFERS, ALStreamBuffers[i]);
alGenBuffers(NUM_STREAMBUFFERS, ALStreamBuffers[i]);
alSourcei(ALStreamSources[i][0], AL_SOURCE_RELATIVE, AL_TRUE);
alSource3f(ALStreamSources[i][0], AL_POSITION, 0.0f, 0.0f, 0.0f);
alSourcef(ALStreamSources[i][0], AL_GAIN, 1.0f);
alSourcei(ALStreamSources[i][1], AL_SOURCE_RELATIVE, AL_TRUE);
alSource3f(ALStreamSources[i][1], AL_POSITION, 0.0f, 0.0f, 0.0f);
alSourcef(ALStreamSources[i][1], AL_GAIN, 1.0f);
CStream *stream = aStream[i];
if (stream)