intravenous

view sdr/vein.p.glsl @ 3:94d4c60af435

some progress
author John Tsiombikas <nuclear@member.fsf.org>
date Sun, 22 Apr 2012 03:35:18 +0300
parents
children c6a6a64df6de
line source
1 varying vec3 vpos, vnorm;
2 varying vec3 ldir, vdir;
4 void main()
5 {
6 vec3 n = normalize(vnorm);
7 vec3 l = normalize(ldir);
8 vec3 v = normalize(vdir);
9 vec3 h = normalize(l + v);
11 vec3 diff = vec3(0.8, 0.25, 0.2) * max(dot(l, n), 0.0);
12 vec3 spec = vec3(0.6, 0.4, 0.32) * pow(max(dot(h, n), 0.0), 60.0);
14 gl_FragColor = vec4(diff + spec, 1.0);
15 }