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Microcontrast: improved blend

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heckflosse
2018-05-14 00:55:03 +02:00
parent ee5b1dbbc8
commit 78c404dd02
1 changed files with 1 additions and 1 deletions
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rtengine/ipsharpen.cc
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@@ -656,7 +656,7 @@ BENCHFUN
contrast = std::min(contrast, 1.f);
float blend = 0.f;
if(contrast <= contrastThreshold)
blend = sqrt((contrastThreshold - contrast) * contrastFactor);
blend = 1.f - (contrast <= contrastThreshold * 0.5f ? 0.f : sqrt((std::min(contrast, contrastThreshold) - contrastThreshold * 0.5f) * 2.f * contrastFactor));
//matrix 5x5
float temp = v + 4.f *( v * (s + sqrt2 * s)); //begin 3x3