diff options
| author | Chris Robinson <[email protected]> | 2008-01-01 06:16:19 -0800 |
|---|---|---|
| committer | Chris Robinson <[email protected]> | 2008-01-01 06:16:19 -0800 |
| commit | 733cd120b35d14f36ec82fd87df9b26b35da2da1 (patch) | |
| tree | b626d8b0a2fe5ce3543c1a2a3533640316fbe189 | |
| parent | 9382956b0ec459a696805a23656a9e94b6ed94d9 (diff) | |
Fix channel ordering for multichannel buffers
| -rw-r--r-- | Alc/ALu.c | 46 |
1 files changed, 24 insertions, 22 deletions
@@ -607,28 +607,6 @@ ALvoid aluMixData(ALCcontext *ALContext,ALvoid *buffer,ALsizei size,ALenum forma if(Channels >= 4) { int i = 2; - if(Channels >= 7) - { - //First order interpolator (side left) - value = (ALfloat)((ALshort)(((Data[k*Channels+2]*((1L<<FRACTIONBITS)-fraction))+(Data[(k+1)*Channels+2]*(fraction)))>>FRACTIONBITS)); - DryBuffer[j][SIDE_LEFT] += value*DrySend[SIDE_LEFT]; - WetBuffer[j][SIDE_LEFT] += value*WetSend[SIDE_LEFT]; - //First order interpolator (side right) - value = (ALfloat)((ALshort)(((Data[k*Channels+3]*((1L<<FRACTIONBITS)-fraction))+(Data[(k+1)*Channels+3]*(fraction)))>>FRACTIONBITS)); - DryBuffer[j][SIDE_RIGHT] += value*DrySend[SIDE_RIGHT]; - WetBuffer[j][SIDE_RIGHT] += value*WetSend[SIDE_RIGHT]; - i += 2; - } - //First order interpolator (back left) - value = (ALfloat)((ALshort)(((Data[k*Channels+i]*((1L<<FRACTIONBITS)-fraction))+(Data[(k+1)*Channels+i]*(fraction)))>>FRACTIONBITS)); - DryBuffer[j][BACK_LEFT] += value*DrySend[BACK_LEFT]; - WetBuffer[j][BACK_LEFT] += value*WetSend[BACK_LEFT]; - i++; - //First order interpolator (back right) - value = (ALfloat)((ALshort)(((Data[k*Channels+i]*((1L<<FRACTIONBITS)-fraction))+(Data[(k+1)*Channels+i]*(fraction)))>>FRACTIONBITS)); - DryBuffer[j][BACK_RIGHT] += value*DrySend[BACK_RIGHT]; - WetBuffer[j][BACK_RIGHT] += value*WetSend[BACK_RIGHT]; - i++; if(Channels >= 6) { if(Channels != 7) @@ -643,6 +621,30 @@ ALvoid aluMixData(ALCcontext *ALContext,ALvoid *buffer,ALsizei size,ALenum forma value = (ALfloat)((ALshort)(((Data[k*Channels+i]*((1L<<FRACTIONBITS)-fraction))+(Data[(k+1)*Channels+i]*(fraction)))>>FRACTIONBITS)); DryBuffer[j][LFE] += value*DrySend[LFE]; WetBuffer[j][LFE] += value*WetSend[LFE]; + i++; + } + //First order interpolator (back left) + value = (ALfloat)((ALshort)(((Data[k*Channels+i]*((1L<<FRACTIONBITS)-fraction))+(Data[(k+1)*Channels+i]*(fraction)))>>FRACTIONBITS)); + DryBuffer[j][BACK_LEFT] += value*DrySend[BACK_LEFT]; + WetBuffer[j][BACK_LEFT] += value*WetSend[BACK_LEFT]; + i++; + //First order interpolator (back right) + value = (ALfloat)((ALshort)(((Data[k*Channels+i]*((1L<<FRACTIONBITS)-fraction))+(Data[(k+1)*Channels+i]*(fraction)))>>FRACTIONBITS)); + DryBuffer[j][BACK_RIGHT] += value*DrySend[BACK_RIGHT]; + WetBuffer[j][BACK_RIGHT] += value*WetSend[BACK_RIGHT]; + i++; + if(Channels >= 7) + { + //First order interpolator (side left) + value = (ALfloat)((ALshort)(((Data[k*Channels+i]*((1L<<FRACTIONBITS)-fraction))+(Data[(k+1)*Channels+i]*(fraction)))>>FRACTIONBITS)); + DryBuffer[j][SIDE_LEFT] += value*DrySend[SIDE_LEFT]; + WetBuffer[j][SIDE_LEFT] += value*WetSend[SIDE_LEFT]; + i++; + //First order interpolator (side right) + value = (ALfloat)((ALshort)(((Data[k*Channels+i]*((1L<<FRACTIONBITS)-fraction))+(Data[(k+1)*Channels+i]*(fraction)))>>FRACTIONBITS)); + DryBuffer[j][SIDE_RIGHT] += value*DrySend[SIDE_RIGHT]; + WetBuffer[j][SIDE_RIGHT] += value*WetSend[SIDE_RIGHT]; + i++; } } } |