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Fix quiet police scanner on OpenAL
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parent
3a7cb9c5ce
commit
0c41734c20
2 changed files with 19 additions and 1 deletions
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@ -17,6 +17,8 @@ bool bChannelsCreated = false;
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int32 CChannel::channelsThatNeedService = 0;
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uint8 tempStereoBuffer[PED_BLOCKSIZE * 2];
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void
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CChannel::InitChannels()
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{
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@ -50,6 +52,7 @@ CChannel::CChannel()
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{
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Data = nil;
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DataSize = 0;
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bIs2D = false;
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SetDefault();
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}
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@ -90,6 +93,7 @@ void CChannel::Init(uint32 _id, bool Is2D)
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if ( Is2D )
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{
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bIs2D = true;
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alSource3f(alSources[id], AL_POSITION, 0.0f, 0.0f, 0.0f);
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alSourcef(alSources[id], AL_GAIN, 1.0f);
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}
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@ -113,7 +117,20 @@ void CChannel::Start()
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if ( !HasSource() ) return;
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if ( !Data ) return;
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alBufferData(alBuffers[id], AL_FORMAT_MONO16, Data, DataSize, Frequency);
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if ( bIs2D )
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{
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// convert mono data to stereo
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int16 *monoData = (int16*)Data;
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int16 *stereoData = (int16*)tempStereoBuffer;
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for (size_t i = 0; i < DataSize / 2; i++)
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{
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*(stereoData++) = *monoData;
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*(stereoData++) = *(monoData++);
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}
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alBufferData(alBuffers[id], AL_FORMAT_STEREO16, tempStereoBuffer, DataSize * 2, Frequency);
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}
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else
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alBufferData(alBuffers[id], AL_FORMAT_MONO16, Data, DataSize, Frequency);
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if ( LoopPoints[0] != 0 && LoopPoints[0] != -1 )
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alBufferiv(alBuffers[id], AL_LOOP_POINTS_SOFT, LoopPoints);
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alSourcei(alSources[id], AL_BUFFER, alBuffers[id]);
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@ -20,6 +20,7 @@ class CChannel
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int32 LoopCount;
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ALint LoopPoints[2];
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ALint LastProcessedOffset;
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bool bIs2D;
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public:
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static int32 channelsThatNeedService;
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