18 lines
375 B
GLSL
18 lines
375 B
GLSL
uniform vec2 PIXEL_SIZE;
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in vec2 Position;
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in vec2 Texcoord;
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out vec4 offset[2];
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out vec2 uv;
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void main() {
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gl_Position = vec4(Position, 0., 1.);
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vec4 invy = vec4(Texcoord, Texcoord);
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// invy.y = 1.0 - invy.y;
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uv = invy.st;
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offset[0] = invy.xyxy + PIXEL_SIZE.xyxy * vec4(-1.0, 0.0, 0.0, 1.0);
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offset[1] = invy.xyxy + PIXEL_SIZE.xyxy * vec4( 1.0, 0.0, 0.0, -1.0);
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}
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