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Diffstat (limited to 'Studio/Content/Effect Library/Desaturate.effect')
| -rw-r--r-- | Studio/Content/Effect Library/Desaturate.effect | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/Studio/Content/Effect Library/Desaturate.effect b/Studio/Content/Effect Library/Desaturate.effect new file mode 100644 index 0000000..02c3119 --- /dev/null +++ b/Studio/Content/Effect Library/Desaturate.effect @@ -0,0 +1,35 @@ +<?xml version="1.0" encoding="UTF-8" ?> +<Effect> + <MetaData> + <Property name="strenght_gray" formalName="Effect Strenght" min="0" max="1" default="1.0" description="Strenght of the Grayscale"/> + </MetaData> + <Shaders> + <Shared></Shared> + <VertexShaderShared></VertexShaderShared> + <FragmentShaderShared></FragmentShaderShared> + <Shader name="main"> + <VertexShader></VertexShader> + <FragmentShader><![CDATA[ + +vec4 desaturate(vec3 color, float strenght) +{ + vec3 lum = vec3(0.299, 0.587, 0.114); + // lum values based on: ITU-R BT.601 + vec3 gray = vec3(dot(lum, color)); + return vec4(mix(color, gray, strenght), 1.0); +} +void frag() +{ + vec4 origColor = texture2D_0(TexCoord); + + gl_FragColor = desaturate(origColor.rgb,strenght_gray); +} + ]]></FragmentShader> + </Shader> + </Shaders> + <Passes> + <Pass shader="main" input="[source]" output="[dest]"/> + </Passes> +</Effect> + + |