Differential D6296 Diff 19878 source/blender/draw/engines/overlay/shaders/wireframe_vert.glsl

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

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				uniform float wireStepParam;

				in vec3 pos;
				in vec3 nor;
				in float wd; /* wiredata */

				float get_edge_sharpness(float wd)
				{
				return ((wd == 0.0) ? -1.5 : wd) + wireStepParam;
				}

				/* Geometry shader version */
				#if defined(SELECT_EDGES) \|\| defined(USE_GEOM)
				out vec3 finalColor_g;
				out float edgeSharpness_g;

				#else /* USE_GEOM */
				out vec3 finalColor;
				flat out float edgeSharpness;
				# define finalColor_g finalColor
				# define edgeSharpness_g edgeSharpness

				#endif /* SELECT_EDGES */

				uniform bool useColoring;
				uniform bool isTransform;
				uniform bool isObjectColor;
				uniform bool isRandomColor;

				void wire_color_get(out vec3 rim_col, out vec3 wire_col)
				{
				int flag = int(abs(ObjectInfo.w));
				bool is_selected = (flag & DRW_BASE_SELECTED) != 0;
				bool is_from_dupli = (flag & DRW_BASE_FROM_DUPLI) != 0;
				jbakkerUnsubmitted Done Inline Actions Add defines and DRY `int flags = int(abs(ObjectInfo.w));` jbakker: Add defines and DRY `int flags = int(abs(ObjectInfo.w));`
				bool is_from_set = (flag & DRW_BASE_FROM_SET) != 0;
				bool is_active = (flag & DRW_BASE_ACTIVE) != 0;

				if (is_from_set) {
				rim_col = colorDupli.rgb;
				wire_col = colorDupli.rgb;
				}
				else if (is_from_dupli) {
				if (is_selected) {
				if (isTransform) {
				rim_col = colorTransform.rgb;
				}
				else {
				rim_col = colorDupliSelect.rgb;
				}
				}
				else {
				rim_col = colorDupli.rgb;
				}
				wire_col = colorDupli.rgb;
				}
				else if (is_selected && useColoring) {
				if (isTransform) {
				rim_col = colorTransform.rgb;
				}
				else if (is_active) {
				rim_col = colorActive.rgb;
				}
				else {
				rim_col = colorSelect.rgb;
				}
				wire_col = colorWire.rgb;
				}
				else {
				rim_col = colorWire.rgb;
				wire_col = colorBackground.rgb;
				}
				}

				vec3 hsv_to_rgb(vec3 hsv)
				{
				vec3 nrgb = abs(hsv.x * 6.0 - vec3(3.0, 2.0, 4.0)) * vec3(1, -1, -1) + vec3(-1, 2, 2);
				nrgb = clamp(nrgb, 0.0, 1.0);
				return ((nrgb - 1.0) * hsv.y + 1.0) * hsv.z;
				}

				void wire_object_color_get(out vec3 rim_col, out vec3 wire_col)
				{
				int flag = int(abs(ObjectInfo.w));
				bool is_selected = (flag & DRW_BASE_SELECTED) != 0;

				if (isObjectColor) {
				rim_col = wire_col = ObjectColor.rgb * 0.5;
				}
				else {
				float hue = ObjectInfo.z;
				vec3 hsv = vec3(hue, 0.75, 0.8);
				rim_col = wire_col = hsv_to_rgb(hsv);
				}

				if (is_selected && useColoring) {
				/* "Normalize" color. */
				wire_col += 1e-4; /* Avoid division by 0. */
				float brightness = max(wire_col.x, max(wire_col.y, wire_col.z));
				wire_col *= 0.5 / brightness;
				rim_col += 0.75;
				}
				else {
				rim_col *= 0.5;
				wire_col += 0.5;
				}
				}

				void main()
				{
				vec3 wpos = point_object_to_world(pos);
				gl_Position = point_world_to_ndc(wpos);

				edgeSharpness_g = get_edge_sharpness(wd);

				vec3 rim_col, wire_col;
				if (isObjectColor \|\| isRandomColor) {
				wire_object_color_get(rim_col, wire_col);
				}
				else {
				wire_color_get(rim_col, wire_col);
				}

				vec3 wnor = normalize(normal_object_to_world(nor));
				float facing = dot(wnor, ViewMatrixInverse[2].xyz);
				facing = clamp(abs(facing), 0.0, 1.0);

				vec3 final_front_col = mix(rim_col, wire_col, 0.4);
				vec3 final_rim_col = mix(rim_col, wire_col, 0.1);
				finalColor_g = mix(final_rim_col, final_front_col, facing);

				#ifdef USE_WORLD_CLIP_PLANES
				world_clip_planes_calc_clip_distance(wpos);
				#endif
				}