Mercurial > repos > blastem
comparison shaders/crt.v.glsl @ 1392:4942da159194
Added a "subtle" CRT shader contributed by Anael Seghezzi
author | Michael Pavone <pavone@retrodev.com> |
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date | Sun, 04 Jun 2017 10:07:36 -0700 |
parents | |
children | f3cca4b3f17a |
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1391:99d153d9e9ca | 1392:4942da159194 |
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1 #version 110 | |
2 | |
3 attribute vec2 pos; | |
4 varying vec2 texcoord; | |
5 varying vec2 screencoord; | |
6 uniform float width, height; | |
7 | |
8 void main() | |
9 { | |
10 gl_Position = vec4(pos, 0.0, 1.0); | |
11 texcoord = sign(pos) * vec2(width/1024.0, height/-1024.0) + vec2(width/1024.0, height/1024.0); | |
12 screencoord = sign(pos); | |
13 } |