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Slightly increase the ambient gain volume

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Chris Robinson
2014-11-15 04:11:22 -08:00
parent 9681c5a2bb
commit b10085cc63
1 changed files with 8 additions and 1 deletions
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Alc/panning.c
+8 -1
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@@ -86,7 +86,14 @@ void ComputeAmbientGains(const ALCdevice *device, ALfloat ingain, ALfloat gains[
for(i = 0;i < MAX_OUTPUT_CHANNELS;i++)
gains[i] = 0.0f;
for(i = 0;i < device->NumChannels;i++)
gains[i] = device->Channel[i].HOACoeff[0] * ingain;
{
// The W coefficients are based on a mathematical average of the
// output, scaled by sqrt(2) to compensate for FuMa-style Ambisonics
// scaling the W channel input by sqrt(0.5). The square root of the
// base average provides for a more perceptual average volume, better
// suited to non-directional gains.
gains[i] = sqrtf(device->Channel[i].HOACoeff[0]/1.4142f)*1.4142f * ingain;
}
}
void ComputeBFormatGains(const ALCdevice *device, const ALfloat mtx[4], ALfloat ingain, ALfloat gains[MAX_OUTPUT_CHANNELS])