source:
code/branches/tutorial/Tutorial/Media/materials/programs/Blur0_vs.glsl
@
  230
        
        | Last change on this file since 230 was 25, checked in by nicolasc, 18 years ago | |
|---|---|
| File size: 423 bytes | |
| Line | |
|---|---|
| 1 | varying vec2 texCoord[5]; | 
| 2 | |
| 3 | void main() | 
| 4 | { | 
| 5 | vec2 inPos = sign(gl_Vertex.xy); | 
| 6 | gl_Position = vec4(inPos.xy, 0.0, 1.0); | 
| 7 | |
| 8 | texCoord[0] = (vec2(inPos.x, -inPos.y) + 1.0)/2.0; | 
| 9 | |
| 10 | const float size = 0.01; | 
| 11 | texCoord[1] = texCoord[0] + vec2(1.0, 0.0)*size; | 
| 12 | texCoord[2] = texCoord[0] + vec2(2.0, 0.0)*size; | 
| 13 | texCoord[3] = texCoord[0] + vec2(-1.0, 0.0)*size; | 
| 14 | texCoord[4] = texCoord[0] + vec2(-2.0, 0.0)*size; | 
| 15 | } | 
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