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use a length check against source listener distance

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This commit is contained in:
Stephen Birarda 2016-02-09 17:01:18 -08:00
parent e0cb8db914
commit 1a7738353a
1 changed files with 3 additions and 1 deletions
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4
assignment-client/src/audio/AudioMixer.cpp
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@ -169,7 +169,9 @@ float AudioMixer::azimuthForSource(const PositionalAudioStream& streamToAdd, con
// project the rotated source position vector onto the XZ plane
rotatedSourcePosition.y = 0.0f;
if (rotatedSourcePosition != glm::vec3()) {
const float SOURCE_DISTANCE_THRESHOLD = 1e-12;
if (glm::length2(rotatedSourcePosition) > SOURCE_DISTANCE_THRESHOLD) {
// produce an oriented angle about the y-axis
return glm::orientedAngle(glm::vec3(0.0f, 0.0f, -1.0f), glm::normalize(rotatedSourcePosition), glm::vec3(0.0f, -1.0f, 0.0f));
} else {