dungeon_crawler

view prototype/sdr/post.p.glsl @ 73:67d330038629

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ok fixed the dissapearing particle system. Had forgotten to disable TEXTURE_3D after color grading pass
author John Tsiombikas <nuclear@member.fsf.org>
date Sun, 21 Oct 2012 02:11:23 +0300
parents fc2b3d06d07c
children f379c00eb07f
line source
1 uniform sampler2D fbtex;
2 uniform sampler3D paltex;
3
4 void main()
5 {
6 // lookup the render output color for this pixel
7 vec4 color = texture2D(fbtex, gl_TexCoord[0].st);
8 // use that color as an index into the palette
9 gl_FragColor = vec4(texture3D(paltex, color.xyz).xyz, color.a);
10 }