diff options
Diffstat (limited to 'Alc')
| -rw-r--r-- | Alc/ALu.c | 100 |
1 files changed, 62 insertions, 38 deletions
@@ -411,16 +411,34 @@ static ALvoid CalcSourceParams(ALCcontext *ALContext, ALsource *ALSource, case AL_FORMAT_MONO16: drysend[0] = ConeVolume * ListenerGain * DryMix * aluSqrt(1.0f); //Direct drysend[1] = ConeVolume * ListenerGain * DryMix * aluSqrt(1.0f); //Direct - wetsend[0] = ListenerGain * WetMix * aluSqrt(1.0f); //Room - wetsend[1] = ListenerGain * WetMix * aluSqrt(1.0f); //Room + if(ALSource->Send[0].Slot.effectslot) + { + wetsend[0] = ListenerGain * WetMix * aluSqrt(1.0f); //Room + wetsend[1] = ListenerGain * WetMix * aluSqrt(1.0f); //Room + } + else + { + wetsend[0] = 0.0f; + wetsend[1] = 0.0f; + *wetgainhf = 1.0f; + } break; case AL_FORMAT_STEREO8: case AL_FORMAT_STEREO16: PanningLR = 0.5f + 0.5f*Position[0]; drysend[0] = ConeVolume * ListenerGain * DryMix * aluSqrt(1.0f-PanningLR); //L Direct drysend[1] = ConeVolume * ListenerGain * DryMix * aluSqrt( PanningLR); //R Direct - wetsend[0] = ListenerGain * WetMix * aluSqrt(1.0f-PanningLR); //L Room - wetsend[1] = ListenerGain * WetMix * aluSqrt( PanningLR); //R Room + if(ALSource->Send[0].Slot.effectslot) + { + wetsend[0] = ListenerGain * WetMix * aluSqrt(1.0f-PanningLR); //L Room + wetsend[1] = ListenerGain * WetMix * aluSqrt( PanningLR); //R Room + } + else + { + wetsend[0] = 0.0f; + wetsend[1] = 0.0f; + *wetgainhf = 1.0f; + } break; case AL_FORMAT_QUAD8: case AL_FORMAT_QUAD16: @@ -435,10 +453,21 @@ static ALvoid CalcSourceParams(ALCcontext *ALContext, ALsource *ALSource, drysend[1] = ConeVolume * ListenerGain * DryMix * aluSqrt(( PanningLR)*(1.0f-PanningFB)); //FR Direct drysend[2] = ConeVolume * ListenerGain * DryMix * aluSqrt((1.0f-PanningLR)*( PanningFB)); //BL Direct drysend[3] = ConeVolume * ListenerGain * DryMix * aluSqrt(( PanningLR)*( PanningFB)); //BR Direct - wetsend[0] = ListenerGain * WetMix * aluSqrt((1.0f-PanningLR)*(1.0f-PanningFB)); //FL Room - wetsend[1] = ListenerGain * WetMix * aluSqrt(( PanningLR)*(1.0f-PanningFB)); //FR Room - wetsend[2] = ListenerGain * WetMix * aluSqrt((1.0f-PanningLR)*( PanningFB)); //BL Room - wetsend[3] = ListenerGain * WetMix * aluSqrt(( PanningLR)*( PanningFB)); //BR Room + if(ALSource->Send[0].Slot.effectslot) + { + wetsend[0] = ListenerGain * WetMix * aluSqrt((1.0f-PanningLR)*(1.0f-PanningFB)); //FL Room + wetsend[1] = ListenerGain * WetMix * aluSqrt(( PanningLR)*(1.0f-PanningFB)); //FR Room + wetsend[2] = ListenerGain * WetMix * aluSqrt((1.0f-PanningLR)*( PanningFB)); //BL Room + wetsend[3] = ListenerGain * WetMix * aluSqrt(( PanningLR)*( PanningFB)); //BR Room + } + else + { + wetsend[0] = 0.0f; + wetsend[1] = 0.0f; + wetsend[2] = 0.0f; + wetsend[3] = 0.0f; + *wetgainhf = 1.0f; + } break; default: break; @@ -446,20 +475,24 @@ static ALvoid CalcSourceParams(ALCcontext *ALContext, ALsource *ALSource, } else { + *drygainhf = DryGainHF; + *wetgainhf = WetGainHF; + //1. Multi-channel buffers always play "normal" drysend[0] = SourceVolume * 1.0f * ListenerGain; drysend[1] = SourceVolume * 1.0f * ListenerGain; drysend[2] = SourceVolume * 1.0f * ListenerGain; drysend[3] = SourceVolume * 1.0f * ListenerGain; - wetsend[0] = SourceVolume * 0.0f * ListenerGain; - wetsend[1] = SourceVolume * 0.0f * ListenerGain; - wetsend[2] = SourceVolume * 0.0f * ListenerGain; - wetsend[3] = SourceVolume * 0.0f * ListenerGain; + if(ALSource->Send[0].Slot.effectslot) + { + wetsend[0] = SourceVolume * 0.0f * ListenerGain; + wetsend[1] = SourceVolume * 0.0f * ListenerGain; + wetsend[2] = SourceVolume * 0.0f * ListenerGain; + wetsend[3] = SourceVolume * 0.0f * ListenerGain; + *wetgainhf = 1.0f; + } pitch[0] = Pitch; - - *drygainhf = DryGainHF; - *wetgainhf = WetGainHF; } } @@ -603,37 +636,28 @@ ALvoid aluMixData(ALCcontext *ALContext,ALvoid *buffer,ALsizei size,ALenum forma DryBuffer[j][2] += value*DrySend[2]; DryBuffer[j][3] += value*DrySend[3]; - if(ALSource->Send[0].Slot.effectslot) - { - //Room path final mix buffer and panning - value = aluComputeWetSample(ALSource, WetGainHF, sample); - WetBuffer[j][0] += value*WetSend[0]; - WetBuffer[j][1] += value*WetSend[1]; - WetBuffer[j][2] += value*WetSend[2]; - WetBuffer[j][3] += value*WetSend[3]; - } + //Room path final mix buffer and panning + value = aluComputeWetSample(ALSource, WetGainHF, sample); + WetBuffer[j][0] += value*WetSend[0]; + WetBuffer[j][1] += value*WetSend[1]; + WetBuffer[j][2] += value*WetSend[2]; + WetBuffer[j][3] += value*WetSend[3]; } else { - ALfloat value2; - //First order interpolator (left) value = (ALfloat)((ALshort)(((Data[k*2 ]*((1L<<FRACTIONBITS)-fraction))+(Data[k*2+2]*(fraction)))>>FRACTIONBITS)); - //First order interpolator (right) - value2 = (ALfloat)((ALshort)(((Data[k*2+1]*((1L<<FRACTIONBITS)-fraction))+(Data[k*2+3]*(fraction)))>>FRACTIONBITS)); - //Direct path final mix buffer and panning (left) DryBuffer[j][0] += value*DrySend[0]; - //Direct path final mix buffer and panning (right) - DryBuffer[j][1] += value2*DrySend[1]; + //Room path final mix buffer and panning (left) + WetBuffer[j][0] += value*WetSend[0]; - if(ALSource->Send[0].Slot.effectslot) - { - //Room path final mix buffer and panning (left) - WetBuffer[j][0] += value*WetSend[0]; - //Room path final mix buffer and panning (right) - WetBuffer[j][1] += value2*WetSend[1]; - } + //First order interpolator (right) + value = (ALfloat)((ALshort)(((Data[k*2+1]*((1L<<FRACTIONBITS)-fraction))+(Data[k*2+3]*(fraction)))>>FRACTIONBITS)); + //Direct path final mix buffer and panning (right) + DryBuffer[j][1] += value*DrySend[1]; + //Room path final mix buffer and panning (right) + WetBuffer[j][1] += value*WetSend[1]; } DataPosFrac += increment; j++; |