Differential D6296 Diff 19889 source/blender/draw/engines/overlay/shaders/particle_frag.glsl

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				in vec4 finalColor;

				out vec4 fragColor;

				void main()
				{
				float dist = length(gl_PointCoord - vec2(0.5));

				if (dist > 0.5) {
				discard;
				}
				/* Nice sphere falloff. */
				float intensity = sqrt(1.0 - dist * 2.0) * 0.5 + 0.5;
				fragColor = finalColor * vec4(intensity, intensity, intensity, 1.0);
				}