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Viewing changes to kwin/effects/cube/data/cylinder.frag

  • Committer: Bazaar Package Importer
  • Author(s): Michał Zając
  • Date: 2011-07-09 08:31:15 UTC
  • Revision ID: james.westby@ubuntu.com-20110709083115-ohyxn6z93mily9fc
Tags: upstream-4.6.90
Import upstream version 4.6.90

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Lines of Context:
kwin/effects/cube/data/cylinder.frag
 
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uniform sampler2D sampler;
 
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uniform float opacity;
 
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uniform float brightness;
 
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uniform float saturation;
 
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varying vec2 varyingTexCoords;
 
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void main()
 
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{
 
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    vec4 tex = texture2D(sampler, varyingTexCoords);
 
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    if( saturation != 1.0 )
 
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        {
 
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        vec3 desaturated = tex.rgb * vec3( 0.30, 0.59, 0.11 );
 
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        desaturated = vec3( dot( desaturated, tex.rgb ));
 
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        tex.rgb = tex.rgb * vec3( saturation ) + desaturated * vec3( 1.0 - saturation );
 
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        }
 
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//     tex.rgb = tex.rgb * opacity * brightness;
 
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//     tex.a = tex.a * opacity;
 
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    gl_FragColor = tex;
 
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}