AuroraMiddleware/AuroraOpenALSoft
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Use the previous low-pass filter again, as it seems to match the intended output better

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This commit is contained in:
Chris Robinson 2008-01-15 18:29:21 -08:00
parent 7b1b8bd741
commit 03ca50fa70
1 changed files with 14 additions and 6 deletions
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20
Alc/ALu.c
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@ -217,9 +217,13 @@ static __inline ALfloat aluComputeDrySample(ALsource *source, ALfloat DryGainHF,
{
if(DryGainHF < 1.0f)
{
ALfloat u = sample + source->LastDrySample;
ALfloat v = sample - source->LastDrySample;
sample = (u + (v*DryGainHF)) * 0.5;
if(DryGainHF > 0.0f)
{
sample *= DryGainHF;
sample += source->LastDrySample * (1.0f-DryGainHF);
}
else
sample = 0.0f;
}
source->LastDrySample = sample;
@ -230,9 +234,13 @@ static __inline ALfloat aluComputeWetSample(ALsource *source, ALfloat WetGainHF,
{
if(WetGainHF < 1.0f)
{
ALfloat u = sample + source->LastWetSample;
ALfloat v = sample - source->LastWetSample;
sample = (u + (v*WetGainHF)) * 0.5;
if(WetGainHF > 0.0f)
{
sample *= WetGainHF;
sample += source->LastWetSample * (1.0f-WetGainHF);
}
else
sample = 0.0f;
}
source->LastWetSample = sample;