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Fix a typo in tonemap.frag

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Also tweak whitepoint and exposure. They should be manually set by track
somehow.
This commit is contained in:
Vincent Lejeune 2014-04-21 22:37:26 +02:00
parent 2aa6676050
commit b8d5719a82
1 changed files with 2 additions and 2 deletions
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4
data/shaders/tonemap.frag
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@ -10,7 +10,7 @@ vec3 getCIEYxy(vec3 rgbColor);
vec3 getRGBFromCIEXxy(vec3 YxyColor);
float exposure = .2;
float whitePoint = 1.;
float whitePoint = 10.;
float delta = .0001;
void main()
@ -21,7 +21,7 @@ void main()
vec3 Yxy = getCIEYxy(col.xyz);
float Lp = Yxy.r * exposure / avgLuminance;
Yxy.r = (Lp * (1. * Lp / (whitePoint * whitePoint))) / (1. + Lp);
Yxy.r = (Lp * (1. + Lp / (whitePoint * whitePoint))) / (1. + Lp);
FragColor = vec4(getRGBFromCIEXxy(Yxy), 1.);
}