static void MARKER_OT_duplicate(wmOperatorType *ot)
{
	/* identifiers */
	ot->name= "Duplicate Time Marker";
	ot->description= "Duplicate selected time marker(s).";
	ot->idname= "MARKER_OT_duplicate";
	
	/* api callbacks */
	ot->exec= ed_marker_duplicate_exec;
	ot->invoke= ed_marker_duplicate_invoke;
	ot->modal= ed_marker_move_modal;
	ot->poll= ED_operator_areaactive;
	
	/* flags */
	ot->flag= OPTYPE_REGISTER|OPTYPE_UNDO;
	
	/* rna storage */
	RNA_def_int(ot->srna, "frames", 0, INT_MIN, INT_MAX, "Frames", "", INT_MIN, INT_MAX);
}

void ANIM_OT_keying_set_active_set (wmOperatorType *ot)
{
	/* identifiers */
	ot->name= "Set Active Keying Set";
	ot->idname= "ANIM_OT_keying_set_active_set";
	
	/* callbacks */
	ot->invoke= keyingset_active_menu_invoke;
	ot->exec= keyingset_active_menu_exec; 
	ot->poll= ED_operator_areaactive;
	
	/* flags */
	ot->flag= OPTYPE_REGISTER|OPTYPE_UNDO;
	
	/* keyingset to use
	 *	- here the type is int not enum, since many of the indices here are determined dynamically
	 */
	RNA_def_int(ot->srna, "type", 0, INT_MIN, INT_MAX, "Keying Set Number", "Index (determined internally) of the Keying Set to use", 0, 1);
}

static void MARKER_OT_select_all_toggle(wmOperatorType *ot)
{
	/* identifiers */
	ot->name= "(De)select all markers";
	ot->description= "(de)select all time markers.";
	ot->idname= "MARKER_OT_select_all_toggle";
	
	/* api callbacks */
	ot->exec= ed_marker_select_all_exec;
	ot->invoke= ed_marker_select_all_invoke;
	ot->poll= ED_operator_areaactive;
	
	/* flags */
	ot->flag= OPTYPE_REGISTER|OPTYPE_UNDO;
	
	/* rna */
	RNA_def_boolean(ot->srna, "select_swap", 0, "Select Swap", "");
	RNA_def_int(ot->srna, "select_type", 0, INT_MIN, INT_MAX, "Select Type", "", INT_MIN, INT_MAX);
}

void FILE_OT_unpack_item(wmOperatorType *ot)
{
	/* identifiers */
	ot->name = "Unpack Item";
	ot->idname = "FILE_OT_unpack_item";
	ot->description = "Unpack this file to an external file";
	
	/* api callbacks */
	ot->exec = unpack_item_exec;
	ot->invoke = unpack_item_invoke;
	
	/* flags */
	ot->flag = OPTYPE_UNDO;
	
	/* properties */
	RNA_def_enum(ot->srna, "method", unpack_item_method_items, PF_USE_LOCAL, "Method", "How to unpack");
	RNA_def_string(ot->srna, "id_name", NULL, BKE_ST_MAXNAME, "ID name", "Name of ID block to unpack");
	RNA_def_int(ot->srna, "id_type", ID_IM, 0, INT_MAX, "ID Type", "Identifier type of ID block", 0, INT_MAX);
}

void VIEW3D_OT_layers(wmOperatorType *ot)
{
	/* identifiers */
	ot->name = "Layers";
	ot->description = "Toggle layer(s) visibility";
	ot->idname = "VIEW3D_OT_layers";
	
	/* api callbacks */
	ot->invoke = view3d_layers_invoke;
	ot->exec = view3d_layers_exec;
	ot->poll = view3d_layers_poll;
	
	/* flags */
	ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
	
	RNA_def_int(ot->srna, "nr", 1, 0, 20, "Number", "The layer number to set, zero for all layers", 0, 20);
	RNA_def_boolean(ot->srna, "extend", 0, "Extend", "Add this layer to the current view layers");
	RNA_def_boolean(ot->srna, "toggle", 1, "Toggle", "Toggle the layer");
}

void POSELIB_OT_pose_add(wmOperatorType *ot)
{
	/* identifiers */
	ot->name = "PoseLib Add Pose";
	ot->idname = "POSELIB_OT_pose_add";
	ot->description = "Add the current Pose to the active Pose Library";
	
	/* api callbacks */
	ot->invoke = poselib_add_menu_invoke;
	ot->exec = poselib_add_exec;
	ot->poll = ED_operator_posemode;
	
	/* flags */
	ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
	
	/* properties */
	RNA_def_int(ot->srna, "frame", 1, 0, INT_MAX, "Frame", "Frame to store pose on", 0, INT_MAX);
	RNA_def_string(ot->srna, "name", "Pose", 64, "Pose Name", "Name of newly added Pose");
}

void WM_OT_collada_import(wmOperatorType *ot)
{
	ot->name = "Import COLLADA";
	ot->description = "Load a Collada file";
	ot->idname = "WM_OT_collada_import";

	ot->invoke = WM_operator_filesel;
	ot->exec = wm_collada_import_exec;
	ot->poll = WM_operator_winactive;

	//ot->flag |= OPTYPE_PRESET;

	ot->ui = wm_collada_import_draw;

	WM_operator_properties_filesel(
	        ot, FILE_TYPE_FOLDER | FILE_TYPE_COLLADA, FILE_BLENDER, FILE_OPENFILE,
	        WM_FILESEL_FILEPATH, FILE_DEFAULTDISPLAY, FILE_SORT_ALPHA);

	RNA_def_boolean(ot->srna,
		"import_units", 0, "Import Units",
		"If disabled match import to Blender's current Unit settings, "
		"otherwise use the settings from the Imported scene");

	RNA_def_boolean(ot->srna,
		"fix_orientation", 0, "Fix Leaf Bones",
		"Fix Orientation of Leaf Bones (Collada does only support Joints)");

	RNA_def_boolean(ot->srna,
		"find_chains", 0, "Find Bone Chains",
		"Find best matching Bone Chains and ensure bones in chain are connected");

	RNA_def_int(ot->srna,
		"min_chain_length",
		0,
		0,
		INT_MAX,
		"Minimum Chain Length",
		"When searching Bone Chains disregard chains of length below this value",
		0,
		INT_MAX);

}

void NLA_OT_action_pushdown(wmOperatorType *ot)
{
	/* identifiers */
	ot->name = "Push Down Action";
	ot->idname = "NLA_OT_action_pushdown";
	ot->description = "Push action down onto the top of the NLA stack as a new strip";
	
	/* callbacks */
	ot->exec = nlachannels_pushdown_exec;
	ot->poll = nlaop_poll_tweakmode_off;
	
	/* flags */
	ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
	
	/* properties */
	ot->prop = RNA_def_int(ot->srna, "channel_index", -1, -1, INT_MAX, "Channel Index",
	                       "Index of NLA action channel to perform pushdown operation on",
	                       0, INT_MAX);
	RNA_def_property_flag(ot->prop, PROP_SKIP_SAVE);
}

void ARMATURE_OT_subdivide(wmOperatorType *ot)
{
	PropertyRNA *prop;

	/* identifiers */
	ot->name = "Subdivide Multi";
	ot->idname = "ARMATURE_OT_subdivide";
	ot->description = "Break selected bones into chains of smaller bones";
	
	/* api callbacks */
	ot->exec = armature_subdivide_exec;
	ot->poll = ED_operator_editarmature;
	
	/* flags */
	ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
	
	/* Properties */
	prop = RNA_def_int(ot->srna, "number_cuts", 1, 1, 1000, "Number of Cuts", "", 1, 10);
	/* avoid re-using last var because it can cause _very_ high poly meshes and annoy users (or worse crash) */
	RNA_def_property_flag(prop, PROP_SKIP_SAVE);
}

void MESH_OT_primitive_circle_add(wmOperatorType *ot)
{
	/* identifiers */
	ot->name = "Add Circle";
	ot->description = "Construct a circle mesh";
	ot->idname = "MESH_OT_primitive_circle_add";

	/* api callbacks */
	ot->invoke = WM_operator_view3d_distance_invoke;
	ot->exec = add_primitive_circle_exec;
	ot->poll = ED_operator_scene_editable;

	/* flags */
	ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;

	/* props */
	RNA_def_int(ot->srna, "vertices", 32, 3, INT_MAX, "Vertices", "", 3, 500);
	make_prim_radius_prop(ot);
	RNA_def_enum(ot->srna, "fill_type", fill_type_items, 0, "Fill Type", "");

	ED_object_add_generic_props(ot, true);
}

void TRANSFORM_OT_vertex_random(struct wmOperatorType *ot)
{
	/* identifiers */
	ot->name = "Randomize";
	ot->description = "Randomize vertices";
	ot->idname = "TRANSFORM_OT_vertex_random";

	/* api callbacks */
	ot->exec = object_rand_verts_exec;
	ot->poll = ED_transverts_poll;

	/* flags */
	ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;

	/* props */
	RNA_def_float(ot->srna, "offset",  0.1f, -FLT_MAX, FLT_MAX, "Amount", "Distance to offset", -10.0f, 10.0f);
	RNA_def_float(ot->srna, "uniform",  0.0f, 0.0f, 1.0f, "Uniform",
	              "Increase for uniform offset distance", 0.0f, 1.0f);
	RNA_def_float(ot->srna, "normal",  0.0f, 0.0f, 1.0f, "normal",
	              "Align offset direction to normals", 0.0f, 1.0f);
	RNA_def_int(ot->srna, "seed", 0, 0, 10000, "Random Seed", "Seed for the random number generator", 0, 50);
}

static void rna_def_strip_fcurves(BlenderRNA *brna, PropertyRNA *cprop)
{
	StructRNA *srna;

	FunctionRNA *func;
	PropertyRNA *parm;

	RNA_def_property_srna(cprop, "NlaStripFCurves");
	srna = RNA_def_struct(brna, "NlaStripFCurves", NULL);
	RNA_def_struct_sdna(srna, "NlaStrip");
	RNA_def_struct_ui_text(srna, "NLA-Strip F-Curves", "Collection of NLA strip F-Curves");

	/* Strip.fcurves.find(...) */
	func = RNA_def_function(srna, "find", "rna_NlaStrip_fcurve_find");
	RNA_def_function_ui_description(func, "Find an F-Curve. Note that this function performs a linear scan "
	                                "of all F-Curves in the NLA strip.");
	RNA_def_function_flag(func, FUNC_USE_REPORTS);
	parm = RNA_def_string(func, "data_path", NULL, 0, "Data Path", "F-Curve data path");
	RNA_def_parameter_flags(parm, 0, PARM_REQUIRED);
	RNA_def_int(func, "index", 0, 0, INT_MAX, "Index", "Array index", 0, INT_MAX);

	parm = RNA_def_pointer(func, "fcurve", "FCurve", "", "The found F-Curve, or None if it doesn't exist");
	RNA_def_function_return(func, parm);
}

static void ANIM_OT_change_frame(wmOperatorType *ot)
{
	PropertyRNA *prop;

	/* identifiers */
	ot->name = "Change Frame";
	ot->idname = "ANIM_OT_change_frame";
	ot->description = "Interactively change the current frame number";
	
	/* api callbacks */
	ot->exec = change_frame_exec;
	ot->invoke = change_frame_invoke;
	ot->cancel = change_frame_cancel;
	ot->modal = change_frame_modal;
	ot->poll = change_frame_poll;
	
	/* flags */
	ot->flag = OPTYPE_BLOCKING | OPTYPE_UNDO | OPTYPE_GRAB_CURSOR;

	/* rna */
	ot->prop = RNA_def_int(ot->srna, "frame", 0, MINAFRAME, MAXFRAME, "Frame", "", MINAFRAME, MAXFRAME);
	prop = RNA_def_boolean(ot->srna, "snap", false, "Snap", "");
	RNA_def_property_flag(prop, PROP_SKIP_SAVE);
}

void RNA_api_sequence_strip(StructRNA *srna)
{
	FunctionRNA *func;
	PropertyRNA *parm;

	func = RNA_def_function(srna, "update", "rna_Sequence_update_rnafunc");
	RNA_def_function_flag(func, FUNC_USE_SELF_ID);
	RNA_def_function_ui_description(func, "Update the strip dimensions");
	parm = RNA_def_boolean(func, "data", false, "Data",
	                       "Update strip data");

	func = RNA_def_function(srna, "strip_elem_from_frame", "BKE_sequencer_give_stripelem");
	RNA_def_function_ui_description(func, "Return the strip element from a given frame or None");
	parm = RNA_def_int(func, "frame", 0, -MAXFRAME, MAXFRAME, "Frame",
	                   "The frame to get the strip element from", -MAXFRAME, MAXFRAME);
	RNA_def_property_flag(parm, PROP_REQUIRED);
	RNA_def_function_return(func, RNA_def_pointer(func, "elem", "SequenceElement", "",
	                                              "strip element of the current frame"));

	func = RNA_def_function(srna, "swap", "rna_Sequence_swap_internal");
	RNA_def_function_flag(func, FUNC_USE_REPORTS);
	parm = RNA_def_pointer(func, "other", "Sequence", "Other", "");
	RNA_def_property_flag(parm, PROP_REQUIRED | PROP_NEVER_NULL);
}

void MESH_OT_primitive_ico_sphere_add(wmOperatorType *ot)
{
	PropertyRNA *prop;

	/* identifiers */
	ot->name = "Add Ico Sphere";
	ot->description = "Construct an Icosphere mesh";
	ot->idname = "MESH_OT_primitive_ico_sphere_add";

	/* api callbacks */
	ot->invoke = WM_operator_view3d_distance_invoke;
	ot->exec = add_primitive_icosphere_exec;
	ot->poll = ED_operator_scene_editable;

	/* flags */
	ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;

	/* props */
	RNA_def_int(ot->srna, "subdivisions", 2, 1, INT_MAX, "Subdivisions", "", 1, 8);
	prop = RNA_def_float(ot->srna, "size", 1.0f, 0.0f, FLT_MAX, "Size", "", 0.001f, 100.00);
	RNA_def_property_subtype(prop, PROP_DISTANCE);

	ED_object_add_generic_props(ot, true);
}

void RNA_api_mesh(StructRNA *srna)
{
	FunctionRNA *func;
	PropertyRNA *parm;
	const int normals_array_dim[] = {1, 3};

	func = RNA_def_function(srna, "transform", "rna_Mesh_transform");
	RNA_def_function_ui_description(func, "Transform mesh vertices by a matrix "
	                                      "(Warning: inverts normals if matrix is negative)");
	parm = RNA_def_float_matrix(func, "matrix", 4, 4, NULL, 0.0f, 0.0f, "", "Matrix", 0.0f, 0.0f);
	RNA_def_property_flag(parm, PROP_REQUIRED);
	RNA_def_boolean(func, "shape_keys", 0, "", "Transform Shape Keys");

	func = RNA_def_function(srna, "flip_normals", "rna_Mesh_flip_normals");
	RNA_def_function_ui_description(func, "Invert winding of all polygons "
	                                      "(clears tessellation, does not handle custom normals)");

	func = RNA_def_function(srna, "calc_normals", "BKE_mesh_calc_normals");
	RNA_def_function_ui_description(func, "Calculate vertex normals");

	func = RNA_def_function(srna, "create_normals_split", "rna_Mesh_create_normals_split");
	RNA_def_function_ui_description(func, "Empty split vertex normals");

	func = RNA_def_function(srna, "calc_normals_split", "BKE_mesh_calc_normals_split");
	RNA_def_function_ui_description(func, "Calculate split vertex normals, which preserve sharp edges");

	func = RNA_def_function(srna, "free_normals_split", "rna_Mesh_free_normals_split");
	RNA_def_function_ui_description(func, "Free split vertex normals");

	func = RNA_def_function(srna, "calc_tangents", "rna_Mesh_calc_tangents");
	RNA_def_function_flag(func, FUNC_USE_REPORTS);
	RNA_def_function_ui_description(func,
	                                "Compute tangents and bitangent signs, to be used together with the split normals "
	                                "to get a complete tangent space for normal mapping "
	                                "(split normals are also computed if not yet present)");
	parm = RNA_def_string(func, "uvmap", NULL, MAX_CUSTOMDATA_LAYER_NAME, "",
	                      "Name of the UV map to use for tangent space computation");

	func = RNA_def_function(srna, "free_tangents", "rna_Mesh_free_tangents");
	RNA_def_function_ui_description(func, "Free tangents");

	func = RNA_def_function(srna, "calc_tessface", "rna_Mesh_calc_tessface");
	RNA_def_function_ui_description(func, "Calculate face tessellation (supports editmode too)");
	RNA_def_boolean(func, "free_mpoly", 0, "Free MPoly", "Free data used by polygons and loops. "
	                "WARNING: This destructive operation removes regular faces, "
	                "only used on temporary mesh data-blocks to reduce memory footprint of render "
	                "engines and export scripts");

	func = RNA_def_function(srna, "calc_smooth_groups", "rna_Mesh_calc_smooth_groups");
	RNA_def_function_ui_description(func, "Calculate smooth groups from sharp edges");
	RNA_def_boolean(func, "use_bitflags", false, "", "Produce bitflags groups instead of simple numeric values");
	/* return values */
	parm = RNA_def_int_array(func, "poly_groups", 1, NULL, 0, 0, "", "Smooth Groups", 0, 0);
	RNA_def_property_flag(parm, PROP_DYNAMIC | PROP_OUTPUT);
	parm = RNA_def_int(func, "groups", 0, 0, INT_MAX, "groups", "Total number of groups", 0, INT_MAX);
	RNA_def_property_flag(parm, PROP_OUTPUT);

	func = RNA_def_function(srna, "normals_split_custom_set", "rna_Mesh_normals_split_custom_set");
	RNA_def_function_ui_description(func,
	                                "Define custom split normals of this mesh "
	                                "(use zero-vectors to keep auto ones)");
	RNA_def_function_flag(func, FUNC_USE_REPORTS);
	/* TODO, see how array size of 0 works, this shouldnt be used */
	parm = RNA_def_float_array(func, "normals", 1, NULL, -1.0f, 1.0f, "", "Normals", 0.0f, 0.0f);
	RNA_def_property_multi_array(parm, 2, normals_array_dim);
	RNA_def_property_flag(parm, PROP_DYNAMIC | PROP_REQUIRED);

	func = RNA_def_function(srna, "normals_split_custom_set_from_vertices",
	                        "rna_Mesh_normals_split_custom_set_from_vertices");
	RNA_def_function_ui_description(func,
	                                "Define custom split normals of this mesh, from vertices' normals "
	                                "(use zero-vectors to keep auto ones)");
	RNA_def_function_flag(func, FUNC_USE_REPORTS);
	/* TODO, see how array size of 0 works, this shouldnt be used */
	parm = RNA_def_float_array(func, "normals", 1, NULL, -1.0f, 1.0f, "", "Normals", 0.0f, 0.0f);
	RNA_def_property_multi_array(parm, 2, normals_array_dim);
	RNA_def_property_flag(parm, PROP_DYNAMIC | PROP_REQUIRED);

	func = RNA_def_function(srna, "update", "ED_mesh_update");
	RNA_def_boolean(func, "calc_edges", 0, "Calculate Edges", "Force recalculation of edges");
	RNA_def_boolean(func, "calc_tessface", 0, "Calculate Tessellation", "Force recalculation of tessellation faces");
	RNA_def_function_flag(func, FUNC_USE_CONTEXT);

	func = RNA_def_function(srna, "unit_test_compare", "rna_Mesh_unit_test_compare");
	RNA_def_pointer(func, "mesh", "Mesh", "", "Mesh to compare to");
	/* return value */
	parm = RNA_def_string(func, "result", "nothing", 64, "Return value", "String description of result of comparison");
	RNA_def_function_return(func, parm);

	func = RNA_def_function(srna, "validate", "BKE_mesh_validate");
	RNA_def_function_ui_description(func, "Validate geometry, return True when the mesh has had "
	                                "invalid geometry corrected/removed");
	RNA_def_boolean(func, "verbose", false, "Verbose", "Output information about the errors found");
	RNA_def_boolean(func, "clean_customdata", true, "Clean Custom Data",
	                "Remove temp/cached custom-data layers, like e.g. normals...");
	parm = RNA_def_boolean(func, "result", 0, "Result", "");
	RNA_def_function_return(func, parm);

	func = RNA_def_function(srna, "validate_material_indices", "BKE_mesh_validate_material_indices");
	RNA_def_function_ui_description(func, "Validate material indices of polygons, return True when the mesh has had "
//.........这里部分代码省略.........

/* default properties for fileselect */
void WM_operator_properties_filesel(
        wmOperatorType *ot, int filter, short type, short action,
        short flag, short display, short sort)
{
	PropertyRNA *prop;

	static EnumPropertyItem file_display_items[] = {
		{FILE_DEFAULTDISPLAY, "DEFAULT", 0, "Default", "Automatically determine display type for files"},
		{FILE_SHORTDISPLAY, "LIST_SHORT", ICON_SHORTDISPLAY, "Short List", "Display files as short list"},
		{FILE_LONGDISPLAY, "LIST_LONG", ICON_LONGDISPLAY, "Long List", "Display files as a detailed list"},
		{FILE_IMGDISPLAY, "THUMBNAIL", ICON_IMGDISPLAY, "Thumbnails", "Display files as thumbnails"},
		{0, NULL, 0, NULL, NULL}
	};

	if (flag & WM_FILESEL_FILEPATH)
		RNA_def_string_file_path(ot->srna, "filepath", NULL, FILE_MAX, "File Path", "Path to file");

	if (flag & WM_FILESEL_DIRECTORY)
		RNA_def_string_dir_path(ot->srna, "directory", NULL, FILE_MAX, "Directory", "Directory of the file");

	if (flag & WM_FILESEL_FILENAME)
		RNA_def_string_file_name(ot->srna, "filename", NULL, FILE_MAX, "File Name", "Name of the file");

	if (flag & WM_FILESEL_FILES)
		RNA_def_collection_runtime(ot->srna, "files", &RNA_OperatorFileListElement, "Files", "");

	if (action == FILE_SAVE) {
		/* note, this is only used to check if we should highlight the filename area red when the
		 * filepath is an existing file. */
		prop = RNA_def_boolean(ot->srna, "check_existing", true, "Check Existing",
		                       "Check and warn on overwriting existing files");
		RNA_def_property_flag(prop, PROP_HIDDEN | PROP_SKIP_SAVE);
	}

	prop = RNA_def_boolean(ot->srna, "filter_blender", (filter & FILE_TYPE_BLENDER) != 0, "Filter .blend files", "");
	RNA_def_property_flag(prop, PROP_HIDDEN | PROP_SKIP_SAVE);
	prop = RNA_def_boolean(ot->srna, "filter_backup", (filter & FILE_TYPE_BLENDER_BACKUP) != 0, "Filter .blend files", "");
	RNA_def_property_flag(prop, PROP_HIDDEN | PROP_SKIP_SAVE);
	prop = RNA_def_boolean(ot->srna, "filter_image", (filter & FILE_TYPE_IMAGE) != 0, "Filter image files", "");
	RNA_def_property_flag(prop, PROP_HIDDEN | PROP_SKIP_SAVE);
	prop = RNA_def_boolean(ot->srna, "filter_movie", (filter & FILE_TYPE_MOVIE) != 0, "Filter movie files", "");
	RNA_def_property_flag(prop, PROP_HIDDEN | PROP_SKIP_SAVE);
	prop = RNA_def_boolean(ot->srna, "filter_python", (filter & FILE_TYPE_PYSCRIPT) != 0, "Filter python files", "");
	RNA_def_property_flag(prop, PROP_HIDDEN | PROP_SKIP_SAVE);
	prop = RNA_def_boolean(ot->srna, "filter_font", (filter & FILE_TYPE_FTFONT) != 0, "Filter font files", "");
	RNA_def_property_flag(prop, PROP_HIDDEN | PROP_SKIP_SAVE);
	prop = RNA_def_boolean(ot->srna, "filter_sound", (filter & FILE_TYPE_SOUND) != 0, "Filter sound files", "");
	RNA_def_property_flag(prop, PROP_HIDDEN | PROP_SKIP_SAVE);
	prop = RNA_def_boolean(ot->srna, "filter_text", (filter & FILE_TYPE_TEXT) != 0, "Filter text files", "");
	RNA_def_property_flag(prop, PROP_HIDDEN | PROP_SKIP_SAVE);
	prop = RNA_def_boolean(ot->srna, "filter_btx", (filter & FILE_TYPE_BTX) != 0, "Filter btx files", "");
	RNA_def_property_flag(prop, PROP_HIDDEN | PROP_SKIP_SAVE);
	prop = RNA_def_boolean(ot->srna, "filter_collada", (filter & FILE_TYPE_COLLADA) != 0, "Filter COLLADA files", "");
	RNA_def_property_flag(prop, PROP_HIDDEN | PROP_SKIP_SAVE);
	prop = RNA_def_boolean(ot->srna, "filter_folder", (filter & FILE_TYPE_FOLDER) != 0, "Filter folders", "");
	RNA_def_property_flag(prop, PROP_HIDDEN | PROP_SKIP_SAVE);
	prop = RNA_def_boolean(ot->srna, "filter_blenlib", (filter & FILE_TYPE_BLENDERLIB) != 0, "Filter Blender IDs", "");
	RNA_def_property_flag(prop, PROP_HIDDEN | PROP_SKIP_SAVE);

	prop = RNA_def_int(ot->srna, "filemode", type, FILE_LOADLIB, FILE_SPECIAL,
	                   "File Browser Mode", "The setting for the file browser mode to load a .blend file, a library or a special file",
	                   FILE_LOADLIB, FILE_SPECIAL);
	RNA_def_property_flag(prop, PROP_HIDDEN | PROP_SKIP_SAVE);

	if (flag & WM_FILESEL_RELPATH)
		RNA_def_boolean(ot->srna, "relative_path", true, "Relative Path", "Select the file relative to the blend file");

	if ((filter & FILE_TYPE_IMAGE) || (filter & FILE_TYPE_MOVIE)) {
		prop = RNA_def_boolean(ot->srna, "show_multiview", 0, "Enable Multi-View", "");
		RNA_def_property_flag(prop, PROP_HIDDEN | PROP_SKIP_SAVE);
		prop = RNA_def_boolean(ot->srna, "use_multiview", 0, "Use Multi-View", "");
		RNA_def_property_flag(prop, PROP_HIDDEN | PROP_SKIP_SAVE);
	}

	prop = RNA_def_enum(ot->srna, "display_type", file_display_items, display, "Display Type", "");
	RNA_def_property_flag(prop, PROP_HIDDEN | PROP_SKIP_SAVE);

	prop = RNA_def_enum(ot->srna, "sort_method", rna_enum_file_sort_items, sort, "File sorting mode", "");
	RNA_def_property_flag(prop, PROP_HIDDEN | PROP_SKIP_SAVE);

}

void RNA_api_object(StructRNA *srna)
{
	FunctionRNA *func;
	PropertyRNA *parm;

	static const EnumPropertyItem mesh_type_items[] = {
		{eModifierMode_Realtime, "PREVIEW", 0, "Preview", "Apply modifier preview settings"},
		{eModifierMode_Render, "RENDER", 0, "Render", "Apply modifier render settings"},
		{0, NULL, 0, NULL, NULL}
	};

	static const EnumPropertyItem dupli_eval_mode_items[] = {
		{DAG_EVAL_VIEWPORT, "VIEWPORT", 0, "Viewport", "Generate duplis using viewport settings"},
		{DAG_EVAL_PREVIEW, "PREVIEW", 0, "Preview", "Generate duplis using preview settings"},
		{DAG_EVAL_RENDER, "RENDER", 0, "Render", "Generate duplis using render settings"},
		{0, NULL, 0, NULL, NULL}
	};

#ifndef NDEBUG
	static const EnumPropertyItem mesh_dm_info_items[] = {
		{0, "SOURCE", 0, "Source", "Source mesh"},
		{1, "DEFORM", 0, "Deform", "Objects deform mesh"},
		{2, "FINAL", 0, "Final", "Objects final mesh"},
		{0, NULL, 0, NULL, NULL}
	};
#endif

	/* Matrix space conversion */
	func = RNA_def_function(srna, "convert_space", "rna_Scene_mat_convert_space");
	RNA_def_function_ui_description(func, "Convert (transform) the given matrix from one space to another");
	RNA_def_function_flag(func, FUNC_USE_REPORTS);
	parm = RNA_def_pointer(func, "pose_bone", "PoseBone", "",
	                       "Bone to use to define spaces (may be None, in which case only the two 'WORLD' and "
	                       "'LOCAL' spaces are usable)");
	parm = RNA_def_property(func, "matrix", PROP_FLOAT, PROP_MATRIX);
	RNA_def_property_multi_array(parm, 2, rna_matrix_dimsize_4x4);
	RNA_def_property_ui_text(parm, "", "The matrix to transform");
	parm = RNA_def_property(func, "matrix_return", PROP_FLOAT, PROP_MATRIX);
	RNA_def_property_multi_array(parm, 2, rna_matrix_dimsize_4x4);
	RNA_def_property_ui_text(parm, "", "The transformed matrix");
	RNA_def_function_output(func, parm);
	parm = RNA_def_enum(func, "from_space", space_items, CONSTRAINT_SPACE_WORLD, "",
	                    "The space in which 'matrix' is currently");
	parm = RNA_def_enum(func, "to_space", space_items, CONSTRAINT_SPACE_WORLD, "",
	                    "The space to which you want to transform 'matrix'");

	/* Camera-related operations */
	func = RNA_def_function(srna, "calc_matrix_camera", "rna_Object_calc_matrix_camera");
	RNA_def_function_ui_description(func, "Generate the camera projection matrix of this object "
	                                      "(mostly useful for Camera and Lamp types)");
	parm = RNA_def_property(func, "result", PROP_FLOAT, PROP_MATRIX);
	RNA_def_property_multi_array(parm, 2, rna_matrix_dimsize_4x4);
	RNA_def_property_ui_text(parm, "", "The camera projection matrix");
	RNA_def_function_output(func, parm);
	parm = RNA_def_int(func, "x", 1, 0, INT_MAX, "", "Width of the render area", 0, 10000);
	parm = RNA_def_int(func, "y", 1, 0, INT_MAX, "", "Height of the render area", 0, 10000);
	parm = RNA_def_float(func, "scale_x", 1.0f, 1.0e-6f, FLT_MAX, "", "Width scaling factor", 1.0e-2f, 100.0f);
	parm = RNA_def_float(func, "scale_y", 1.0f, 1.0e-6f, FLT_MAX, "", "height scaling factor", 1.0e-2f, 100.0f);

	func = RNA_def_function(srna, "camera_fit_coords", "rna_Object_camera_fit_coords");
	RNA_def_function_ui_description(func, "Compute the coordinate (and scale for ortho cameras) "
	                                      "given object should be to 'see' all given coordinates");
	parm = RNA_def_pointer(func, "scene", "Scene", "", "Scene to get render size information from, if available");
	RNA_def_parameter_flags(parm, 0, PARM_REQUIRED);
	parm = RNA_def_float_array(func, "coordinates", 1, NULL, -FLT_MAX, FLT_MAX, "", "Coordinates to fit in",
	                           -FLT_MAX, FLT_MAX);
	RNA_def_parameter_flags(parm, PROP_NEVER_NULL | PROP_DYNAMIC, PARM_REQUIRED);
	parm = RNA_def_property(func, "co_return", PROP_FLOAT, PROP_XYZ);
	RNA_def_property_array(parm, 3);
	RNA_def_property_ui_text(parm, "", "The location to aim to be able to see all given points");
	RNA_def_parameter_flags(parm, 0, PARM_OUTPUT);
	parm = RNA_def_property(func, "scale_return", PROP_FLOAT, PROP_NONE);
	RNA_def_property_ui_text(parm, "", "The ortho scale to aim to be able to see all given points (if relevant)");
	RNA_def_parameter_flags(parm, 0, PARM_OUTPUT);

	/* mesh */
	func = RNA_def_function(srna, "to_mesh", "rna_Object_to_mesh");
	RNA_def_function_ui_description(func, "Create a Mesh data-block with modifiers applied");
	RNA_def_function_flag(func, FUNC_USE_REPORTS);
	parm = RNA_def_pointer(func, "scene", "Scene", "", "Scene within which to evaluate modifiers");
	RNA_def_parameter_flags(parm, PROP_NEVER_NULL, PARM_REQUIRED);
	parm = RNA_def_boolean(func, "apply_modifiers", 0, "", "Apply modifiers");
	RNA_def_parameter_flags(parm, 0, PARM_REQUIRED);
	parm = RNA_def_enum(func, "settings", mesh_type_items, 0, "", "Modifier settings to apply");
	RNA_def_parameter_flags(parm, 0, PARM_REQUIRED);
	RNA_def_boolean(func, "calc_tessface", true, "Calculate Tessellation", "Calculate tessellation faces");
	RNA_def_boolean(func, "calc_undeformed", false, "Calculate Undeformed", "Calculate undeformed vertex coordinates");
	parm = RNA_def_pointer(func, "mesh", "Mesh", "",
	                       "Mesh created from object, remove it if it is only used for export");
	RNA_def_function_return(func, parm);

	/* duplis */
	func = RNA_def_function(srna, "dupli_list_create", "rna_Object_create_duplilist");
	RNA_def_function_ui_description(func, "Create a list of dupli objects for this object, needs to "
	                                "be freed manually with free_dupli_list to restore the "
	                                "objects real matrix and layers");
	parm = RNA_def_pointer(func, "scene", "Scene", "", "Scene within which to evaluate duplis");
	RNA_def_parameter_flags(parm, PROP_NEVER_NULL, PARM_REQUIRED);
	RNA_def_enum(func, "settings", dupli_eval_mode_items, 0, "", "Generate texture coordinates for rendering");
	RNA_def_function_flag(func, FUNC_USE_REPORTS);
//.........这里部分代码省略.........

void WM_OT_collada_export(wmOperatorType *ot)
{
    static EnumPropertyItem prop_bc_export_mesh_type[] = {
        {BC_MESH_TYPE_VIEW, "view", 0, "View", "Apply modifier's view settings"},
        {BC_MESH_TYPE_RENDER, "render", 0, "Render", "Apply modifier's render settings"},
        {0, NULL, 0, NULL, NULL}
    };

    static EnumPropertyItem prop_bc_export_transformation_type[] = {
        {BC_TRANSFORMATION_TYPE_MATRIX, "matrix", 0, "Matrix", "Use <matrix> to specify transformations"},
        {BC_TRANSFORMATION_TYPE_TRANSROTLOC, "transrotloc", 0, "TransRotLoc", "Use <translate>, <rotate>, <scale> to specify transformations"},
        {BC_TRANSFORMATION_TYPE_BOTH, "both", 0, "Both", "Use <matrix> AND <translate>, <rotate>, <scale> to specify transformations"},
        {0, NULL, 0, NULL, NULL}
    };

    ot->name = "Export COLLADA";
    ot->description = "Export COLLADA\nSave a Collada file";
    ot->idname = "WM_OT_collada_export";

    ot->invoke = wm_collada_export_invoke;
    ot->exec = wm_collada_export_exec;
    ot->poll = WM_operator_winactive;

    ot->flag |= OPTYPE_PRESET;

    ot->ui = wm_collada_export_draw;

    WM_operator_properties_filesel(ot, FILE_TYPE_FOLDER | FILE_TYPE_COLLADA, FILE_BLENDER, FILE_SAVE,
                                   WM_FILESEL_FILEPATH, FILE_DEFAULTDISPLAY, FILE_SORT_ALPHA);

    RNA_def_boolean(ot->srna,
                    "apply_modifiers", 0, "Apply Modifiers",
                    "Apply modifiers to exported mesh (non destructive))");

    RNA_def_int(ot->srna, "export_mesh_type", 0, INT_MIN, INT_MAX,
                "Resolution", "Modifier resolution for export", INT_MIN, INT_MAX);

    RNA_def_enum(ot->srna, "export_mesh_type_selection", prop_bc_export_mesh_type, 0,
                 "Resolution", "Modifier resolution for export");

    RNA_def_boolean(ot->srna, "selected", 0, "Selection Only",
                    "Export only selected elements");

    RNA_def_boolean(ot->srna, "include_children", 0, "Include Children",
                    "Export all children of selected objects (even if not selected)");

    RNA_def_boolean(ot->srna, "include_armatures", 0, "Include Armatures",
                    "Export related armatures (even if not selected)");

    RNA_def_boolean(ot->srna, "include_shapekeys", 1, "Include Shape Keys",
                    "Export all Shape Keys from Mesh Objects");

    RNA_def_boolean(ot->srna, "deform_bones_only", 0, "Deform Bones only",
                    "Only export deforming bones with armatures");


    RNA_def_boolean(ot->srna, "active_uv_only", 0, "Only Selected UV Map",
                    "Export only the selected UV Map");

    RNA_def_boolean(ot->srna, "include_uv_textures", 0, "Include UV Textures",
                    "Export textures assigned to the object UV Maps");

    RNA_def_boolean(ot->srna, "include_material_textures", 0, "Include Material Textures",
                    "Export textures assigned to the object Materials");

    RNA_def_boolean(ot->srna, "use_texture_copies", 1, "Copy",
                    "Copy textures to same folder where the .dae file is exported");


    RNA_def_boolean(ot->srna, "triangulate", 1, "Triangulate",
                    "Export Polygons (Quads & NGons) as Triangles");

    RNA_def_boolean(ot->srna, "use_object_instantiation", 1, "Use Object Instances",
                    "Instantiate multiple Objects from same Data");

    RNA_def_boolean(ot->srna, "sort_by_name", 0, "Sort by Object name",
                    "Sort exported data by Object name");

    RNA_def_int(ot->srna, "export_transformation_type", 0, INT_MIN, INT_MAX,
                "Transform", "Transformation type for translation, scale and rotation", INT_MIN, INT_MAX);

    RNA_def_enum(ot->srna, "export_transformation_type_selection", prop_bc_export_transformation_type, 0,
                 "Transform", "Transformatio