Differential D6296 Diff 20005 source/blender/draw/engines/overlay/shaders/paint_wire_vert.glsl

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source/blender/draw/engines/overlay/shaders/paint_wire_vert.glsl

This file was moved from source/blender/draw/modes/shaders/paint_wire_vert.glsl.


				uniform bool useSelect;

	in vec3 pos;			in vec3 pos;
	in vec4 nor; /* flag stored in w */			in vec4 nor; /* flag stored in w */

	flat out vec4 finalColor;			flat out vec4 finalColor;

	void main()			void main()
	{			{
	#ifdef USE_SELECT			GPU_INTEL_VERTEX_SHADER_WORKAROUND
	bool is_select = (nor.w > 0.0);
	bool is_hidden = (nor.w < 0.0);			bool is_select = (nor.w > 0.0) && useSelect;
	#else			bool is_hidden = (nor.w < 0.0) && useSelect;
	bool is_select = false;
	bool is_hidden = false;
	#endif
	vec3 world_pos = point_object_to_world(pos);			vec3 world_pos = point_object_to_world(pos);
	gl_Position = point_world_to_ndc(world_pos);			gl_Position = point_world_to_ndc(world_pos);
	/* Add offset in Z to avoid zfighting and render selected wires on top. */			/* Add offset in Z to avoid zfighting and render selected wires on top. */
	/* TODO scale this bias using znear and zfar range. */			/* TODO scale this bias using znear and zfar range. */
	gl_Position.z -= (is_select ? 2e-4 : 1e-4);			gl_Position.z -= (is_select ? 2e-4 : 1e-4);

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

	#ifdef VERTEX_MODE			const vec4 colSel = vec4(1.0);
	vec4 colSel = colorEdgeSelect;
	colSel.rgb = clamp(colSel.rgb - 0.2, 0.0, 1.0);
	#else
	const vec4 colSel = vec4(1.0, 1.0, 1.0, 1.0);
	#endif

	#ifdef USE_SELECT
	finalColor = (is_select) ? colSel : colorWire;			finalColor = (is_select) ? colSel : colorWire;
	finalColor.a = nor.w;
	#else
	# ifdef VERTEX_MODE
	finalColor.xyz = colorWire.xyz;
	finalColor.a = 1.0;
	# else
	/* Weight paint needs a light color to contrasts with dark weights. */
	finalColor = vec4(1, 1, 1, 0.2);
	# endif
	#endif

	/* Needed for Radeon (TM) RX 480 Graphics. */			/* Weight paint needs a light color to contrasts with dark weights. */
	#if defined(GPU_ATI)			if (!useSelect) {
	gl_PointSize = sizeVertex * 2.0;			finalColor = vec4(1.0, 1.0, 1.0, 0.3);
	#endif			}

	#ifdef USE_WORLD_CLIP_PLANES			#ifdef USE_WORLD_CLIP_PLANES
	world_clip_planes_calc_clip_distance(world_pos);			world_clip_planes_calc_clip_distance(world_pos);
	#endif			#endif
	}			}