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Fix: colors play nicely with frames reflections now.

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This commit is contained in:
Filippo Scognamiglio 2014-08-07 00:18:44 +02:00
parent 7f5a47f8a4
commit 40d34c2cca
1 changed files with 14 additions and 4 deletions
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18
app/frames/utils/FrameShader.qml
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@ -13,6 +13,8 @@ ShaderEffect{
property bool frameReflections: shadersettings.frameReflections
property variant lightSource: reflectionEffectSourceLoader.item
property real chroma_color: shadersettings.chroma_color
Loader{
id: reflectionEffectLoader
width: parent.width * 0.33
@ -62,6 +64,10 @@ ShaderEffect{
return (coords + cc * (1.0 + dist) * dist);
}
float rgb2grey(vec3 v){
return dot(v, vec3(0.21, 0.72, 0.04));
}
void main(){
vec2 coords = distortCoordinates(qt_TexCoord0);
vec4 txt_color = texture2D(source, coords);
@ -72,16 +78,20 @@ ShaderEffect{
float dotProd = dot(normal, light_direction);" +
(frameReflections ? "
float screenLight = texture2D(lightSource, coords).r;
vec3 realLightColor = texture2D(lightSource, coords).rgb;
float screenLight = rgb2grey(realLightColor);
float clampedDotProd = clamp(dotProd, 0.05, 1.0);
float diffuseReflection = clamp(screenLight * 1.5 * clampedDotProd, 0.0, 0.35);
float reflectionAlpha = mix(1.0, 0.90, dotProd);"
float reflectionAlpha = mix(1.0, 0.90, dotProd);
vec3 lightColor = mix(font_color.rgb * screenLight, font_color.rgb * realLightColor, "+chroma_color.toFixed(2)+");"
: "
float diffuseReflection = 0.0;
float reflectionAlpha = 1.0;") + "
float reflectionAlpha = 1.0;
vec3 lightColor = font_color.rgb;") + "
vec3 back_color = background_color.rgb * (0.2 + 0.5 * dotProd);
vec3 front_color = font_color.rgb * (0.05 + diffuseReflection);
vec3 front_color = lightColor * (0.05 + diffuseReflection);
vec4 dark_color = vec4((back_color + front_color) * txt_normal.a, txt_normal.a * reflectionAlpha);
gl_FragColor = mix(dark_color, txt_color, ambient_light);