29 lines
694 B
Text
29 lines
694 B
Text
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layout (location = 0) in vec3 v_radius;
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layout (location = 1) in vec4 v_color;
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layout (location = 0) out vec4 v_FragColor;
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layout (binding = 0) uniform UBO
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{
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mat4 u_modelView;
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mat4 u_projection;
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mat4 u_pivotTransform;
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vec2 u_contrastGamma;
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float u_opacity;
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float u_zScale;
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float u_interpolation;
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float u_isOutlinePass;
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};
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const float kAntialiasingScalar = 0.9;
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void main()
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{
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float d = dot(v_radius.xy, v_radius.xy);
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vec4 finalColor = v_color;
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float aaRadius = v_radius.z * kAntialiasingScalar;
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float stepValue = smoothstep(aaRadius * aaRadius, v_radius.z * v_radius.z, d);
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finalColor.a = finalColor.a * u_opacity * (1.0 - stepValue);
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v_FragColor = finalColor;
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}
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