annotate sdr/vein.p.glsl @ 3:94d4c60af435
some progress
| author |
John Tsiombikas <nuclear@member.fsf.org> |
| date |
Sun, 22 Apr 2012 03:35:18 +0300 |
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| children |
c6a6a64df6de |
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line source |
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1 varying vec3 vpos, vnorm;
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2 varying vec3 ldir, vdir;
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3
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4 void main()
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5 {
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6 vec3 n = normalize(vnorm);
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7 vec3 l = normalize(ldir);
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8 vec3 v = normalize(vdir);
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9 vec3 h = normalize(l + v);
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10
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11 vec3 diff = vec3(0.8, 0.25, 0.2) * max(dot(l, n), 0.0);
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12 vec3 spec = vec3(0.6, 0.4, 0.32) * pow(max(dot(h, n), 0.0), 60.0);
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13
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14 gl_FragColor = vec4(diff + spec, 1.0);
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15 }
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