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view sdr/demo.p.glsl @ 21:4c62be57fc1a

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author John Tsiombikas <nuclear@member.fsf.org>
date Wed, 11 Apr 2012 16:59:45 +0300
parents 784d3d321caa
children 2d0dfb5751dc
line source
1 void main()
2 {
3 vec3 pos = gl_TexCoord[0].xyz * 2.0 - 1.0;
4
5 float len = length(pos);
6 float val = 0.2 / (len * len);
7
8 gl_FragColor = vec4(-pos / len, val);
9 }