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4 lines
189 B
Plaintext
4 lines
189 B
Plaintext
float ellipse_shape(vec2 uv, float width, float height){
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float _distance = length((uv * 2.0 - 1.0) / vec2(width, height));
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return clamp((1.0 - _distance) / fwidth(_distance), 0.0, 1.0);
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} |