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yse BLI_math for the compositor in more places.

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Campbell Barton
2012-06-12 20:04:55 +00:00
parent 7fec7070d7
commit e1241030db
26 changed files with 157 additions and 272 deletions
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8
source/blender/compositor/operations/COM_ConvertPremulToKeyOperation.cpp
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@@ -44,14 +44,10 @@ void ConvertPremulToKeyOperation::executePixel(float *outputValue, float x, floa
alpha = inputValue[3];
if (fabsf(alpha) < 1e-5f) {
outputValue[0] = 0.f;
outputValue[1] = 0.f;
outputValue[2] = 0.f;
zero_v3(outputValue);
}
else {
outputValue[0] = inputValue[0] / alpha;
outputValue[1] = inputValue[1] / alpha;
outputValue[2] = inputValue[2] / alpha;
mul_v3_v3fl(outputValue, inputValue, 1.0f / alpha);
}
/* never touches the alpha */