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/**
* @file luminanceF.glsl
*
* $LicenseInfo:firstyear=2007&license=viewerlgpl$
* $/LicenseInfo$
*/
#extension GL_ARB_texture_rectangle : enable
uniform sampler2DRect lightMap;
uniform sampler2DRect diffuseRect;
varying vec2 vary_fragcoord;
void main()
{
float i = texture2DRect(lightMap, vary_fragcoord.xy).r;
gl_FragColor.rgb = vec3(i);
gl_FragColor.a = 1.0;
}
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