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-rw-r--r--Alc/ALu.c12
1 files changed, 6 insertions, 6 deletions
diff --git a/Alc/ALu.c b/Alc/ALu.c
index a8371367..1d1878af 100644
--- a/Alc/ALu.c
+++ b/Alc/ALu.c
@@ -181,9 +181,9 @@ __inline ALuint aluChannelsFromFormat(ALenum format)
}
-static __inline ALfloat lpFilter4P(FILTER *iir, ALfloat input)
+static __inline ALfloat lpFilter4P(FILTER *iir, ALuint offset, ALfloat input)
{
- ALfloat *history = iir->history;
+ ALfloat *history = &iir->history[offset];
ALfloat a = iir->coeff;
ALfloat output = input;
@@ -199,9 +199,9 @@ static __inline ALfloat lpFilter4P(FILTER *iir, ALfloat input)
return output;
}
-static __inline ALfloat lpFilter2P(FILTER *iir, ALuint chan, ALfloat input)
+static __inline ALfloat lpFilter2P(FILTER *iir, ALuint offset, ALfloat input)
{
- ALfloat *history = &iir->history[chan*2];
+ ALfloat *history = &iir->history[offset];
ALfloat a = iir->coeff;
ALfloat output = input;
@@ -1179,7 +1179,7 @@ ALvoid aluMixData(ALCcontext *ALContext,ALvoid *buffer,ALsizei size,ALenum forma
value = lerp(Data[k], Data[k+1], DataPosFrac);
//Direct path final mix buffer and panning
- outsamp = lpFilter4P(DryFilter, value);
+ outsamp = lpFilter4P(DryFilter, 0, value);
DryBuffer[j][FRONT_LEFT] += outsamp*DrySend[FRONT_LEFT];
DryBuffer[j][FRONT_RIGHT] += outsamp*DrySend[FRONT_RIGHT];
DryBuffer[j][SIDE_LEFT] += outsamp*DrySend[SIDE_LEFT];
@@ -1219,7 +1219,7 @@ ALvoid aluMixData(ALCcontext *ALContext,ALvoid *buffer,ALsizei size,ALenum forma
for(i = 0;i < Channels;i++) \
{ \
value = lerp(Data[k*Channels + i], Data[(k+1)*Channels + i], DataPosFrac); \
- values[i] = lpFilter2P(DryFilter, chans[i], value)*DrySend[chans[i]]; \
+ values[i] = lpFilter2P(DryFilter, chans[i]*2, value)*DrySend[chans[i]]; \
} \
for(out = 0;out < OUTPUTCHANNELS;out++) \
{ \