void select_color (GtkButton *widget, gpointer user_data)
{
  GtkColorSelectionDialog* dialog = GTK_COLOR_SELECTION_DIALOG(gtk_color_selection_dialog_new("Select Color")); //todo put the old color selection in

  gint result = gtk_dialog_run(GTK_DIALOG(dialog));

  //

  if(result == GTK_RESPONSE_OK)
    {

      select_color_info* info = (select_color_info*)user_data;
      GtkColorSelection* colsel = GTK_COLOR_SELECTION(dialog->colorsel);

      GdkColor* sel_color = malloc(sizeof(GdkColor));
      gtk_color_selection_get_current_color(colsel, sel_color);

      GeglColor* color = gegl_color_new(NULL);
      gegl_color_set_rgba(color, (double)sel_color->red/65535.0,
			  (double)sel_color->green/65535.0,
			  (double)sel_color->blue/65535.0,
			  (double)gtk_color_selection_get_current_alpha(colsel)/65535.0);

      free(sel_color);

      gegl_node_set(info->node, info->property, color, NULL);

      refresh_images(info->layer);
    }
  gtk_widget_destroy(GTK_WIDGET(dialog));
}
gint layer_connected_pads (gpointer host, GeglEditor* editor, gint from, const gchar* output, gint to, const gchar* input)
{
  GeglEditorLayer*	self = (GeglEditorLayer*)host;

  GeglNode*	from_node = NULL;
  GeglNode*	to_node	  = NULL;
  GSList*	pair	  = self->pairs;
  for(;pair != NULL; pair = pair->next)
    {
      node_id_pair*	data = pair->data;
      if(data->id == from)
	from_node	     = data->node;
      if(data->id == to)
	to_node		     = data->node;
      if(from_node != NULL && to_node != NULL)
	break;
    }

  g_assert(from_node != NULL && to_node != NULL);
  g_assert(from_node != to_node);
  gboolean	success = gegl_node_connect_to(from_node, output, to_node, input);
  g_print("connected (%d): %s(%s) to %s(%s), %i\n", success, gegl_node_get_operation(from_node), output,
	  gegl_node_get_operation(to_node), input, success);
  refresh_images(self);
}
void text_property_changed(GtkEntry* entry, gpointer data)
{
  struct text_prop_data *dat  = (struct text_prop_data*)data;
  const gchar			*text = gtk_entry_get_text(entry);

  GeglNode*		 node	   = dat->node;
  const gchar*		 property  = dat->property;
  GType			 prop_type = dat->prop_type;
  GeglEditorLayer	*layer	   = dat->layer;

  g_print("%s -> %s\n", property, text);

  gint	i_value;
  gdouble	 d_value;
  gchar		*str_value;
  GValue	 value = { 0, };	//different than = 0?
  g_value_init(&value, prop_type);
  g_print("%s\n", G_VALUE_TYPE_NAME(&value));

  switch(prop_type)
    {
    case G_TYPE_INT:
      i_value = (gint)strtod(text, NULL);
      gegl_node_set(node, property, i_value, NULL);
      break;
    case G_TYPE_DOUBLE:
      d_value = strtod(text, NULL);
      gegl_node_set(node, property, d_value, NULL);
      break;
    case G_TYPE_STRING:
      gegl_node_set(node, property, text, NULL);
      break;
    default:
      g_print("Unknown property type: %s (%s)\n", property, g_type_name(prop_type));
    }

  refresh_images(layer);
}
Example #4
0
static int bake(
        Render *re, Main *bmain, Scene *scene, Object *ob_low, ListBase *selected_objects, ReportList *reports,
        const ScenePassType pass_type, const int margin,
        const BakeSaveMode save_mode, const bool is_clear, const bool is_split_materials,
        const bool is_automatic_name, const bool is_selected_to_active, const bool is_cage,
        const float cage_extrusion, const int normal_space, const BakeNormalSwizzle normal_swizzle[],
        const char *custom_cage, const char *filepath, const int width, const int height,
        const char *identifier, ScrArea *sa, const char *uv_layer)
{
	int op_result = OPERATOR_CANCELLED;
	bool ok = false;

	Object *ob_cage = NULL;

	BakeHighPolyData *highpoly = NULL;
	int tot_highpoly = 0;

	char restrict_flag_low = ob_low->restrictflag;
	char restrict_flag_cage = 0;

	Mesh *me_low = NULL;
	Mesh *me_cage = NULL;

	float *result = NULL;

	BakePixel *pixel_array_low = NULL;
	BakePixel *pixel_array_high = NULL;

	const bool is_save_internal = (save_mode == R_BAKE_SAVE_INTERNAL);
	const bool is_noncolor = is_noncolor_pass(pass_type);
	const int depth = RE_pass_depth(pass_type);

	BakeImages bake_images = {NULL};

	size_t num_pixels;
	int tot_materials;

	RE_bake_engine_set_engine_parameters(re, bmain, scene);

	if (!RE_bake_has_engine(re)) {
		BKE_report(reports, RPT_ERROR, "Current render engine does not support baking");
		goto cleanup;
	}

	tot_materials = ob_low->totcol;

	if (uv_layer && uv_layer[0] != '\0') {
		Mesh *me = (Mesh *)ob_low->data;
		if (CustomData_get_named_layer(&me->ldata, CD_MLOOPUV, uv_layer) == -1) {
			BKE_reportf(reports, RPT_ERROR,
			            "No UV layer named \"%s\" found in the object \"%s\"", uv_layer, ob_low->id.name + 2);
			goto cleanup;
		}
	}

	if (tot_materials == 0) {
		if (is_save_internal) {
			BKE_report(reports, RPT_ERROR,
			           "No active image found, add a material or bake to an external file");

			goto cleanup;
		}
		else if (is_split_materials) {
			BKE_report(reports, RPT_ERROR,
			           "No active image found, add a material or bake without the Split Materials option");

			goto cleanup;
		}
		else {
			/* baking externally without splitting materials */
			tot_materials = 1;
		}
	}

	/* we overallocate in case there is more materials than images */
	bake_images.data = MEM_mallocN(sizeof(BakeImage) * tot_materials, "bake images dimensions (width, height, offset)");
	bake_images.lookup = MEM_mallocN(sizeof(int) * tot_materials, "bake images lookup (from material to BakeImage)");

	build_image_lookup(bmain, ob_low, &bake_images);

	if (is_save_internal) {
		num_pixels = initialize_internal_images(&bake_images, reports);

		if (num_pixels == 0) {
			goto cleanup;
		}
	}
	else {
		/* when saving extenally always use the size specified in the UI */

		num_pixels = (size_t)width * (size_t)height * bake_images.size;

		for (int i = 0; i < bake_images.size; i++) {
			bake_images.data[i].width = width;
			bake_images.data[i].height = height;
			bake_images.data[i].offset = (is_split_materials ? num_pixels : 0);
			bake_images.data[i].image = NULL;
		}

		if (!is_split_materials) {
			/* saving a single image */
			for (int i = 0; i < tot_materials; i++) {
				bake_images.lookup[i] = 0;
			}
		}
	}

	if (is_selected_to_active) {
		CollectionPointerLink *link;
		tot_highpoly = 0;

		for (link = selected_objects->first; link; link = link->next) {
			Object *ob_iter = link->ptr.data;

			if (ob_iter == ob_low)
				continue;

			tot_highpoly ++;
		}

		if (is_cage && custom_cage[0] != '\0') {
			ob_cage = BLI_findstring(&bmain->object, custom_cage, offsetof(ID, name) + 2);

			if (ob_cage == NULL || ob_cage->type != OB_MESH) {
				BKE_report(reports, RPT_ERROR, "No valid cage object");
				goto cleanup;
			}
			else {
				restrict_flag_cage = ob_cage->restrictflag;
				ob_cage->restrictflag |= OB_RESTRICT_RENDER;
			}
		}
	}

	pixel_array_low = MEM_mallocN(sizeof(BakePixel) * num_pixels, "bake pixels low poly");
	pixel_array_high = MEM_mallocN(sizeof(BakePixel) * num_pixels, "bake pixels high poly");
	result = MEM_callocN(sizeof(float) * depth * num_pixels, "bake return pixels");

	/* get the mesh as it arrives in the renderer */
	me_low = BKE_mesh_new_from_object(bmain, scene, ob_low, 1, 2, 0, 0);
	BKE_mesh_split_faces(me_low);

	/* populate the pixel array with the face data */
	if ((is_selected_to_active && (ob_cage == NULL) && is_cage) == false)
		RE_bake_pixels_populate(me_low, pixel_array_low, num_pixels, &bake_images, uv_layer);
	/* else populate the pixel array with the 'cage' mesh (the smooth version of the mesh)  */

	if (is_selected_to_active) {
		CollectionPointerLink *link;
		ModifierData *md, *nmd;
		ListBase modifiers_tmp, modifiers_original;
		int i = 0;

		/* prepare cage mesh */
		if (ob_cage) {
			me_cage = BKE_mesh_new_from_object(bmain, scene, ob_cage, 1, 2, 0, 0);
			BKE_mesh_split_faces(me_cage);
			if ((me_low->totpoly != me_cage->totpoly) || (me_low->totloop != me_cage->totloop)) {
				BKE_report(reports, RPT_ERROR,
				           "Invalid cage object, the cage mesh must have the same number "
				           "of faces as the active object");
				goto cleanup;
			}
		}
		else if (is_cage) {
			modifiers_original = ob_low->modifiers;
			BLI_listbase_clear(&modifiers_tmp);

			for (md = ob_low->modifiers.first; md; md = md->next) {
				/* Edge Split cannot be applied in the cage,
				 * the cage is supposed to have interpolated normals
				 * between the faces unless the geometry is physically
				 * split. So we create a copy of the low poly mesh without
				 * the eventual edge split.*/

				if (md->type == eModifierType_EdgeSplit)
					continue;

				nmd = modifier_new(md->type);
				BLI_strncpy(nmd->name, md->name, sizeof(nmd->name));
				modifier_copyData(md, nmd);
				BLI_addtail(&modifiers_tmp, nmd);
			}

			/* temporarily replace the modifiers */
			ob_low->modifiers = modifiers_tmp;

			/* get the cage mesh as it arrives in the renderer */
			me_cage = BKE_mesh_new_from_object(bmain, scene, ob_low, 1, 2, 0, 0);
			BKE_mesh_split_faces(me_cage);
			RE_bake_pixels_populate(me_cage, pixel_array_low, num_pixels, &bake_images, uv_layer);
		}

		highpoly = MEM_callocN(sizeof(BakeHighPolyData) * tot_highpoly, "bake high poly objects");

		/* populate highpoly array */
		for (link = selected_objects->first; link; link = link->next) {
			TriangulateModifierData *tmd;
			Object *ob_iter = link->ptr.data;

			if (ob_iter == ob_low)
				continue;

			/* initialize highpoly_data */
			highpoly[i].ob = ob_iter;
			highpoly[i].restrict_flag = ob_iter->restrictflag;

			/* triangulating so BVH returns the primitive_id that will be used for rendering */
			highpoly[i].tri_mod = ED_object_modifier_add(
			        reports, bmain, scene, highpoly[i].ob,
			        "TmpTriangulate", eModifierType_Triangulate);
			tmd = (TriangulateModifierData *)highpoly[i].tri_mod;
			tmd->quad_method = MOD_TRIANGULATE_QUAD_FIXED;
			tmd->ngon_method = MOD_TRIANGULATE_NGON_EARCLIP;

			highpoly[i].me = BKE_mesh_new_from_object(bmain, scene, highpoly[i].ob, 1, 2, 0, 0);
			highpoly[i].ob->restrictflag &= ~OB_RESTRICT_RENDER;
			BKE_mesh_split_faces(highpoly[i].me);

			/* lowpoly to highpoly transformation matrix */
			copy_m4_m4(highpoly[i].obmat, highpoly[i].ob->obmat);
			invert_m4_m4(highpoly[i].imat, highpoly[i].obmat);

			highpoly[i].is_flip_object = is_negative_m4(highpoly[i].ob->obmat);

			i++;
		}

		BLI_assert(i == tot_highpoly);

		ob_low->restrictflag |= OB_RESTRICT_RENDER;

		/* populate the pixel arrays with the corresponding face data for each high poly object */
		if (!RE_bake_pixels_populate_from_objects(
		            me_low, pixel_array_low, pixel_array_high, highpoly, tot_highpoly, num_pixels, ob_cage != NULL,
		            cage_extrusion, ob_low->obmat, (ob_cage ? ob_cage->obmat : ob_low->obmat), me_cage))
		{
			BKE_report(reports, RPT_ERROR, "Error handling selected objects");
			goto cage_cleanup;
		}

		/* the baking itself */
		for (i = 0; i < tot_highpoly; i++) {
			ok = RE_bake_engine(re, highpoly[i].ob, i, pixel_array_high,
			                    num_pixels, depth, pass_type, result);
			if (!ok) {
				BKE_reportf(reports, RPT_ERROR, "Error baking from object \"%s\"", highpoly[i].ob->id.name + 2);
				goto cage_cleanup;
			}
		}

cage_cleanup:
		/* reverting data back */
		if ((ob_cage == NULL) && is_cage) {
			ob_low->modifiers = modifiers_original;

			while ((md = BLI_pophead(&modifiers_tmp))) {
				modifier_free(md);
			}
		}

		if (!ok) {
			goto cleanup;
		}
	}
	else {
		/* make sure low poly renders */
		ob_low->restrictflag &= ~OB_RESTRICT_RENDER;

		if (RE_bake_has_engine(re)) {
			ok = RE_bake_engine(re, ob_low, 0, pixel_array_low, num_pixels, depth, pass_type, result);
		}
		else {
			BKE_report(reports, RPT_ERROR, "Current render engine does not support baking");
			goto cleanup;
		}
	}

	/* normal space conversion
	 * the normals are expected to be in world space, +X +Y +Z */
	if (ok && pass_type == SCE_PASS_NORMAL) {
		switch (normal_space) {
			case R_BAKE_SPACE_WORLD:
			{
				/* Cycles internal format */
				if ((normal_swizzle[0] == R_BAKE_POSX) &&
				    (normal_swizzle[1] == R_BAKE_POSY) &&
				    (normal_swizzle[2] == R_BAKE_POSZ))
				{
					break;
				}
				else {
					RE_bake_normal_world_to_world(pixel_array_low, num_pixels,  depth, result, normal_swizzle);
				}
				break;
			}
			case R_BAKE_SPACE_OBJECT:
			{
				RE_bake_normal_world_to_object(pixel_array_low, num_pixels, depth, result, ob_low, normal_swizzle);
				break;
			}
			case R_BAKE_SPACE_TANGENT:
			{
				if (is_selected_to_active) {
					RE_bake_normal_world_to_tangent(pixel_array_low, num_pixels, depth, result, me_low, normal_swizzle, ob_low->obmat);
				}
				else {
					/* from multiresolution */
					Mesh *me_nores = NULL;
					ModifierData *md = NULL;
					int mode;

					md = modifiers_findByType(ob_low, eModifierType_Multires);

					if (md) {
						mode = md->mode;
						md->mode &= ~eModifierMode_Render;
					}

					me_nores = BKE_mesh_new_from_object(bmain, scene, ob_low, 1, 2, 0, 0);
					BKE_mesh_split_faces(me_nores);
					RE_bake_pixels_populate(me_nores, pixel_array_low, num_pixels, &bake_images, uv_layer);

					RE_bake_normal_world_to_tangent(pixel_array_low, num_pixels, depth, result, me_nores, normal_swizzle, ob_low->obmat);
					BKE_libblock_free(bmain, me_nores);

					if (md)
						md->mode = mode;
				}
				break;
			}
			default:
				break;
		}
	}

	if (!ok) {
		BKE_reportf(reports, RPT_ERROR, "Problem baking object \"%s\"", ob_low->id.name + 2);
		op_result = OPERATOR_CANCELLED;
	}
	else {
		/* save the results */
		for (int i = 0; i < bake_images.size; i++) {
			BakeImage *bk_image = &bake_images.data[i];

			if (is_save_internal) {
				ok = write_internal_bake_pixels(
				         bk_image->image,
				         pixel_array_low + bk_image->offset,
				         result + bk_image->offset * depth,
				         bk_image->width, bk_image->height,
				         margin, is_clear, is_noncolor);

				/* might be read by UI to set active image for display */
				bake_update_image(sa, bk_image->image);

				if (!ok) {
					BKE_reportf(reports, RPT_ERROR,
					           "Problem saving the bake map internally for object \"%s\"", ob_low->id.name + 2);
					op_result = OPERATOR_CANCELLED;
				}
				else {
					BKE_report(reports, RPT_INFO,
					           "Baking map saved to internal image, save it externally or pack it");
					op_result = OPERATOR_FINISHED;
				}
			}
			/* save externally */
			else {
				BakeData *bake = &scene->r.bake;
				char name[FILE_MAX];

				BKE_image_path_from_imtype(name, filepath, bmain->name, 0, bake->im_format.imtype, true, false, NULL);

				if (is_automatic_name) {
					BLI_path_suffix(name, FILE_MAX, ob_low->id.name + 2, "_");
					BLI_path_suffix(name, FILE_MAX, identifier, "_");
				}

				if (is_split_materials) {
					if (bk_image->image) {
						BLI_path_suffix(name, FILE_MAX, bk_image->image->id.name + 2, "_");
					}
					else {
						if (ob_low->mat[i]) {
							BLI_path_suffix(name, FILE_MAX, ob_low->mat[i]->id.name + 2, "_");
						}
						else if (me_low->mat[i]) {
							BLI_path_suffix(name, FILE_MAX, me_low->mat[i]->id.name + 2, "_");
						}
						else {
							/* if everything else fails, use the material index */
							char tmp[4];
							sprintf(tmp, "%d", i % 1000);
							BLI_path_suffix(name, FILE_MAX, tmp, "_");
						}
					}
				}

				/* save it externally */
				ok = write_external_bake_pixels(
				        name,
				        pixel_array_low + bk_image->offset,
				        result + bk_image->offset * depth,
				        bk_image->width, bk_image->height,
				        margin, &bake->im_format, is_noncolor);

				if (!ok) {
					BKE_reportf(reports, RPT_ERROR, "Problem saving baked map in \"%s\"", name);
					op_result = OPERATOR_CANCELLED;
				}
				else {
					BKE_reportf(reports, RPT_INFO, "Baking map written to \"%s\"", name);
					op_result = OPERATOR_FINISHED;
				}

				if (!is_split_materials) {
					break;
				}
			}
		}
	}

	if (is_save_internal)
		refresh_images(&bake_images);

cleanup:

	if (highpoly) {
		int i;
		for (i = 0; i < tot_highpoly; i++) {
			highpoly[i].ob->restrictflag = highpoly[i].restrict_flag;

			if (highpoly[i].tri_mod)
				ED_object_modifier_remove(reports, bmain, highpoly[i].ob, highpoly[i].tri_mod);

			if (highpoly[i].me)
				BKE_libblock_free(bmain, highpoly[i].me);
		}
		MEM_freeN(highpoly);
	}

	ob_low->restrictflag = restrict_flag_low;

	if (ob_cage)
		ob_cage->restrictflag = restrict_flag_cage;

	if (pixel_array_low)
		MEM_freeN(pixel_array_low);

	if (pixel_array_high)
		MEM_freeN(pixel_array_high);

	if (bake_images.data)
		MEM_freeN(bake_images.data);

	if (bake_images.lookup)
		MEM_freeN(bake_images.lookup);

	if (result)
		MEM_freeN(result);

	if (me_low)
		BKE_libblock_free(bmain, me_low);

	if (me_cage)
		BKE_libblock_free(bmain, me_cage);

	return op_result;
}