sam
19 lines
297 B
GLSL
19 lines
297 B
GLSL
#version 330
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in vec2 f_position;
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in vec4 f_color;
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in float f_thickness;
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out vec4 fragColor;
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void main(){
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float radius = 1.0;
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//distance to circle
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vec2 w = f_position;
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float dw = length(w);
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float d = abs(dw - radius);
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fragColor = vec4(f_color.rgb, smoothstep(f_thickness, 0.0, d));
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} |