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Remove phosphor burn-in.

master
Westley M. Martinez 2016-12-30 10:46:44 -08:00
parent be14994ab4
commit f1da2ecffa
1 changed files with 7 additions and 0 deletions
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7
hlsl/phosphor.fx
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@ -132,6 +132,13 @@ float4 ps_main(PS_INPUT Input) : COLOR
if (b != 0.0f)
b = pow(Gamma.b * DeltaTime + pow(1 / b, 1 / Beta.b), -Beta.b);
}
// Prevent burn-in
if (DeltaTime > 0.0f) {
float threshold = 0.5f / 255.0f; // Half-color increment
r = max(0.0f, r - threshold);
g = max(0.0f, g - threshold);
b = max(0.0f, b - threshold);
}
float RedMax = max(CurrPix.r, r);
float GreenMax = max(CurrPix.g, g);
float BlueMax = max(CurrPix.b, b);