istereo2
view sdr/text.p.glsl @ 2:81d35769f546
added the tunnel effect source
| author | John Tsiombikas <nuclear@member.fsf.org> |
|---|---|
| date | Sat, 19 Sep 2015 05:51:51 +0300 |
| parents | |
| children |
line source
1 #ifdef GL_ES
2 precision mediump float;
3 #endif
5 uniform sampler2D tex;
7 varying vec4 color;
8 varying vec3 vpos;
9 varying vec2 tc;
11 void main()
12 {
13 vec4 tcol = texture2D(tex, tc);
15 float fog = exp(-(0.2 * -vpos.z));
17 float alpha = fog * color.a;
19 vec4 color = vec4(1.0, 0.3, 0.2, tcol.x * alpha);
21 gl_FragColor = color;
22 }