17 lines
508 B
GLSL
17 lines
508 B
GLSL
#version 330
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float WireframeIntensity(vec3 distanceToEdges) {
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float minDistance = min(min(distanceToEdges.x, distanceToEdges.y), distanceToEdges.z);
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// Constant wireframe thickness relative to the screen size.
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float thickness = 0.5;
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float smoothAmount = 0.5;
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float delta = fwidth(minDistance);
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float edge0 = delta * thickness;
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float edge1 = edge0 + (delta * smoothAmount);
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float smoothedDistance = smoothstep(edge0, edge1, minDistance);
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return 1 - smoothedDistance;
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}
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