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b=907986 don't calculate upProjection twice r=padenot

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--HG--
extra : transplant_source : %8E%E1r%9F%AC%EB%C6%9A%EE_%10%0F%B9%1D%EF%85%EBu%CD%96
This commit is contained in:
Karl Tomlinson 2013-09-04 21:20:58 +12:00
parent 48a1b73523
commit e43bef2026
1 changed files with 1 additions and 1 deletions
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2
content/media/webaudio/PannerNode.cpp
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@ -422,7 +422,7 @@ PannerNodeEngine::ComputeAzimuthAndElevation(float& aAzimuth, float& aElevation)
aAzimuth = 450 - aAzimuth;
}
aElevation = 90 - 180 * acos(sourceListener.DotProduct(up)) / M_PI;
aElevation = 90 - 180 * acos(upProjection) / M_PI;
if (aElevation > 90) {
aElevation = 180 - aElevation;