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Make sure the T60 filter gains are properly clamped

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Chris Robinson
2019-05-31 11:58:48 -07:00
parent 6ee49cad52
commit 20ce461096
1 changed files with 6 additions and 6 deletions
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Alc/effects/reverb.cpp
+6 -6
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@@ -699,15 +699,15 @@ void T60Filter::calcCoeffs(const ALfloat length, const ALfloat lfDecayTime,
const ALfloat mfDecayTime, const ALfloat hfDecayTime, const ALfloat lf0norm,
const ALfloat hf0norm)
{
const ALfloat lfGain{CalcDecayCoeff(length, lfDecayTime)};
const ALfloat mfGain{CalcDecayCoeff(length, mfDecayTime)};
const ALfloat hfGain{CalcDecayCoeff(length, hfDecayTime)};
const ALfloat lfGain{maxf(CalcDecayCoeff(length, lfDecayTime)/mfGain, 0.001f)};
const ALfloat hfGain{maxf(CalcDecayCoeff(length, hfDecayTime)/mfGain, 0.001f)};
MidGain[1] = mfGain;
LFFilter.setParams(BiquadType::LowShelf, lfGain/mfGain, lf0norm,
LFFilter.rcpQFromSlope(lfGain/mfGain, 1.0f));
HFFilter.setParams(BiquadType::HighShelf, hfGain/mfGain, hf0norm,
HFFilter.rcpQFromSlope(hfGain/mfGain, 1.0f));
LFFilter.setParams(BiquadType::LowShelf, lfGain, lf0norm,
LFFilter.rcpQFromSlope(lfGain, 1.0f));
HFFilter.setParams(BiquadType::HighShelf, hfGain, hf0norm,
HFFilter.rcpQFromSlope(hfGain, 1.0f));
}
/* Update the early reflection line lengths and gain coefficients. */