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#version 450
layout(location = 0) in vec2 uv;
layout(location = 1) in vec4 in_color;
layout(location = 2) flat in int type;
layout(location = 0) out vec4 out_color;
void main(void) {
float n = 2 * length(uv - 0.5);
switch (type) {
case 0:
out_color = vec4(in_color.rgb, in_color.a * float(n<1));
break;
case 1:
out_color = vec4(in_color.rgb, in_color.a * (max(0.25 - n, 0) + max(1 - n, 0)) * 0.5);
break;
}
}
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