22 lines
454 B
GLSL
22 lines
454 B
GLSL
#version 120
|
|
|
|
attribute vec4 Position;
|
|
|
|
uniform mat4 ProjMat;
|
|
uniform vec2 OutSize;
|
|
|
|
uniform float SubPixelShift;
|
|
|
|
varying vec2 texCoord;
|
|
varying vec4 posPos;
|
|
|
|
void main() {
|
|
vec4 outPos = ProjMat * vec4(Position.xy, 0.0, 1.0);
|
|
gl_Position = vec4(outPos.xy, 0.2, 1.0);
|
|
|
|
texCoord = Position.xy / OutSize;
|
|
texCoord.y = 1.0 - texCoord.y;
|
|
posPos.xy = texCoord.xy;
|
|
posPos.zw = texCoord.xy - (1.0/OutSize * vec2(0.5 + SubPixelShift));
|
|
}
|