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2018-07-17 14:15:37 +02:00

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varying vec2 uv;
void main() {
if(abs(uv.x - 0.5) > 0.25)
if(abs(abs(uv.x - 0.5)-0.25) * 2.0 > 0.5 - abs(uv.y - 0.5))
discard;
gl_FragColor = gl_Color;
}