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add explicit constants inline for documebntation purposes

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Craig Hansen-Sturm 2014-08-26 11:26:39 -07:00
parent 2abaa387d2
commit 5f695664a6
1 changed files with 6 additions and 4 deletions
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10
assignment-client/src/audio/AudioMixer.cpp
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@ -288,15 +288,17 @@ void AudioMixer::addStreamToMixForListeningNodeWithStream(PositionalAudioStream*
normalizedHeadPenumbraAngle = EPSILON; normalizedHeadPenumbraAngle = EPSILON;
} }
const float SQUARE_ROOT_OF_TWO = 0.71f;
const float FILTER_CUTOFF_FREQUENCY_HZ = 4000.0f;
float penumbraFilterGain; float penumbraFilterGain;
float penumbraFilterFrequency; float penumbraFilterFrequency;
float penumbraFilterSlope; float penumbraFilterSlope;
// calculate the updated gain. this will be tuned over time. // calculate the updated gain. this will be tuned over time.
// consider this only a crude-first pass at correlating gain, freq and slope with penumbra angle. // consider this only a crude-first pass at correlating gain, freq and slope with penumbra angle.
penumbraFilterGain = 0.71f * (normalizedHeadPenumbraAngle + 0.71f); // [1.0,0.71] penumbraFilterGain = SQUARE_ROOT_OF_TWO * (normalizedHeadPenumbraAngle + SQUARE_ROOT_OF_TWO); // [1.0,0.71]
penumbraFilterFrequency = 4000.0f; // constant frequency penumbraFilterFrequency = FILTER_CUTOFF_FREQUENCY_HZ; // constant frequency
penumbraFilterSlope = 0.71f; // constant slope penumbraFilterSlope = SQUARE_ROOT_OF_TWO; // constant slope
qDebug() << "penumbra gain=" << penumbraFilterGain << ", penumbraAngle=" << normalizedHeadPenumbraAngle; qDebug() << "penumbra gain=" << penumbraFilterGain << ", penumbraAngle=" << normalizedHeadPenumbraAngle;