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

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				in vec3 pos;
				in vec4 nor; /* select flag on the 4th component */

				out vec4 finalColor;

				void main()
				{
				GPU_INTEL_VERTEX_SHADER_WORKAROUND

				bool is_select = (nor.w > 0.0);
				bool is_hidden = (nor.w < 0.0);

				vec3 world_pos = point_object_to_world(pos);
				gl_Position = point_world_to_ndc(world_pos);
				/* Add offset in Z to avoid zfighting and render selected wires on top. */
				/* TODO scale this bias using znear and zfar range. */
				gl_Position.z -= (is_select ? 2e-4 : 1e-4);

				if (is_hidden) {
				gl_Position = vec4(-2.0, -2.0, -2.0, 1.0);
				}

				finalColor = (is_select) ? vec4(1.0) : colorWire;
				finalColor.a = nor.w;

				gl_PointSize = sizeVertex * 2.0;

				#ifdef USE_WORLD_CLIP_PLANES
				world_clip_planes_calc_clip_distance(world_pos);
				#endif
				}