24 lines
548 B
Plaintext
24 lines
548 B
Plaintext
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struct Quad {
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vec2 min; // top left
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vec2 max; // bottom right
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vec2 uv_min; // top left uv
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vec2 uv_max; // bottom right uv
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vec4 color[4];
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float zindex;
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float corner_radius;
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float edge_softness;
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float border;
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uint texture;
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};
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UNIFORM(0, config, {
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vec2 resolution;
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float zmax;
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})
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STORAGE_BUFFER(1, Quad, quads)
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float RoundedRectSDF(vec2 sample_pos, vec2 rect_center, vec2 rect_half_size, float r) {
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vec2 d2 = (abs(rect_center - sample_pos) - rect_half_size + vec2(r, r));
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return min(max(d2.x, d2.y), 0.0) + length(max(d2, 0.0)) - r;
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}
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