10 lines
378 B
Plaintext
10 lines
378 B
Plaintext
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uniform float percentagedistanceshow = 0.1;
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uniform float gradientfalloffwidth = 0.2;
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void fragment() {
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float dist = distance(UV, vec2(0.5, 0.5));
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float fromdiskdist = dist - percentagedistanceshow;
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COLOR.a = max(0, min(1.0, 2.0*dist/percentagedistanceshow - 2.0));
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COLOR.rgb = vec3(1,1,1) - vec3(fromdiskdist,fromdiskdist,fromdiskdist)/gradientfalloffwidth;
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}
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