code: /*************************************************************************/
  /*  gltf_state.cpp                                                       */
  /*************************************************************************/
  /*                       This file is part of:                           */
  /*                           GODOT ENGINE                                */
  /*                      https://godotengine.org                          */
  /*************************************************************************/
  /* Copyright (c) 2007-2020 Juan Linietsky, Ariel Manzur.                 */
  /* Copyright (c) 2014-2020 Godot Engine contributors (cf. AUTHORS.md).   */
  /*                                                                       */
  /* Permission is hereby granted, free of charge, to any person obtaining */
  /* a copy of this software and associated documentation files (the       */
  /* "Software"), to deal in the Software without restriction, including   */
  /* without limitation the rights to use, copy, modify, merge, publish,   */
  /* distribute, sublicense, and/or sell copies of the Software, and to    */
  /* permit persons to whom the Software is furnished to do so, subject to */
  /* the following conditions:                                             */
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  /* The above copyright notice and this permission notice shall be        */
  /* included in all copies or substantial portions of the Software.       */
  /*                                                                       */
  /* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,       */
  /* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF    */
  /* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
  /* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY  */
  /* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,  */
  /* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE     */
  /* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
  /*************************************************************************/
  
  #include "gltf_state.h"
  
  void GLTFState::_bind_methods() {
  	ClassDB::bind_method(D_METHOD("get_json"), &GLTFState::get_json);
  	ClassDB::bind_method(D_METHOD("set_json", "json"), &GLTFState::set_json);
  	ClassDB::bind_method(D_METHOD("get_major_version"), &GLTFState::get_major_version);
  	ClassDB::bind_method(D_METHOD("set_major_version", "major_version"), &GLTFState::set_major_version);
  	ClassDB::bind_method(D_METHOD("get_minor_version"), &GLTFState::get_minor_version);
  	ClassDB::bind_method(D_METHOD("set_minor_version", "minor_version"), &GLTFState::set_minor_version);
  	ClassDB::bind_method(D_METHOD("get_glb_data"), &GLTFState::get_glb_data);
  	ClassDB::bind_method(D_METHOD("set_glb_data", "glb_data"), &GLTFState::set_glb_data);
  	ClassDB::bind_method(D_METHOD("get_use_named_skin_binds"), &GLTFState::get_use_named_skin_binds);
  	ClassDB::bind_method(D_METHOD("set_use_named_skin_binds", "use_named_skin_binds"), &GLTFState::set_use_named_skin_binds);
  	ClassDB::bind_method(D_METHOD("get_nodes"), &GLTFState::get_nodes);
  	ClassDB::bind_method(D_METHOD("set_nodes", "nodes"), &GLTFState::set_nodes);
  	ClassDB::bind_method(D_METHOD("get_buffers"), &GLTFState::get_buffers);
  	ClassDB::bind_method(D_METHOD("set_buffers", "buffers"), &GLTFState::set_buffers);
  	ClassDB::bind_method(D_METHOD("get_buffer_views"), &GLTFState::get_buffer_views);
  	ClassDB::bind_method(D_METHOD("set_buffer_views", "buffer_views"), &GLTFState::set_buffer_views);
  	ClassDB::bind_method(D_METHOD("get_accessors"), &GLTFState::get_accessors);
  	ClassDB::bind_method(D_METHOD("set_accessors", "accessors"), &GLTFState::set_accessors);
  	ClassDB::bind_method(D_METHOD("get_meshes"), &GLTFState::get_meshes);
  	ClassDB::bind_method(D_METHOD("set_meshes", "meshes"), &GLTFState::set_meshes);
  	ClassDB::bind_method(D_METHOD("get_animation_players_count"), &GLTFState::get_animation_players_count);
  	ClassDB::bind_method(D_METHOD("get_animation_player"), &GLTFState::get_animation_player);
  	ClassDB::bind_method(D_METHOD("get_materials"), &GLTFState::get_materials);
  	ClassDB::bind_method(D_METHOD("set_materials", "materials"), &GLTFState::set_materials);
  	ClassDB::bind_method(D_METHOD("get_scene_name"), &GLTFState::get_scene_name);
  	ClassDB::bind_method(D_METHOD("set_scene_name", "scene_name"), &GLTFState::set_scene_name);
  	ClassDB::bind_method(D_METHOD("get_root_nodes"), &GLTFState::get_root_nodes);
  	ClassDB::bind_method(D_METHOD("set_root_nodes", "root_nodes"), &GLTFState::set_root_nodes);
  	ClassDB::bind_method(D_METHOD("get_textures"), &GLTFState::get_textures);
  	ClassDB::bind_method(D_METHOD("set_textures", "textures"), &GLTFState::set_textures);
  	ClassDB::bind_method(D_METHOD("get_images"), &GLTFState::get_images);
  	ClassDB::bind_method(D_METHOD("set_images", "images"), &GLTFState::set_images);
  	ClassDB::bind_method(D_METHOD("get_skins"), &GLTFState::get_skins);
  	ClassDB::bind_method(D_METHOD("set_skins", "skins"), &GLTFState::set_skins);
  	ClassDB::bind_method(D_METHOD("get_cameras"), &GLTFState::get_cameras);
  	ClassDB::bind_method(D_METHOD("set_cameras", "cameras"), &GLTFState::set_cameras);
  	ClassDB::bind_method(D_METHOD("get_lights"), &GLTFState::get_lights);
  	ClassDB::bind_method(D_METHOD("set_lights", "lights"), &GLTFState::set_lights);
  	ClassDB::bind_method(D_METHOD("get_unique_names"), &GLTFState::get_unique_names);
  	ClassDB::bind_method(D_METHOD("set_unique_names", "unique_names"), &GLTFState::set_unique_names);
  	ClassDB::bind_method(D_METHOD("get_skeletons"), &GLTFState::get_skeletons);
  	ClassDB::bind_method(D_METHOD("set_skeletons", "skeletons"), &GLTFState::set_skeletons);
  	ClassDB::bind_method(D_METHOD("get_skeleton_to_node"), &GLTFState::get_skeleton_to_node);
  	ClassDB::bind_method(D_METHOD("set_skeleton_to_node", "skeleton_to_node"), &GLTFState::set_skeleton_to_node);
  	ClassDB::bind_method(D_METHOD("get_animations"), &GLTFState::get_animations);
  	ClassDB::bind_method(D_METHOD("set_animations", "animations"), &GLTFState::set_animations);
  	ClassDB::bind_method(D_METHOD("get_scene_node"), &GLTFState::get_scene_node);
  
  	ADD_PROPERTY(PropertyInfo(Variant::DICTIONARY, "json"), "set_json", "get_json"); // Dictionary
  	ADD_PROPERTY(PropertyInfo(Variant::INT, "major_version"), "set_major_version", "get_major_version"); // int
  	ADD_PROPERTY(PropertyInfo(Variant::INT, "minor_version"), "set_minor_version", "get_minor_version"); // int
  	ADD_PROPERTY(PropertyInfo(Variant::PACKED_BYTE_ARRAY, "glb_data"), "set_glb_data", "get_glb_data"); // Vector<uint8_t>
  	ADD_PROPERTY(PropertyInfo(Variant::BOOL, "use_named_skin_binds"), "set_use_named_skin_binds", "get_use_named_skin_binds"); // bool
  	ADD_PROPERTY(PropertyInfo(Variant::ARRAY, "nodes", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_STORAGE | PROPERTY_USAGE_INTERNAL | PROPERTY_USAGE_EDITOR), "set_nodes", "get_nodes"); // Vector<Ref<GLTFNode>>
  	ADD_PROPERTY(PropertyInfo(Variant::ARRAY, "buffers"), "set_buffers", "get_buffers"); // Vector<Vector<uint8_t>
  	ADD_PROPERTY(PropertyInfo(Variant::ARRAY, "buffer_views", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_STORAGE | PROPERTY_USAGE_INTERNAL | PROPERTY_USAGE_EDITOR), "set_buffer_views", "get_buffer_views"); // Vector<Ref<GLTFBufferView>>
  	ADD_PROPERTY(PropertyInfo(Variant::ARRAY, "accessors", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_STORAGE | PROPERTY_USAGE_INTERNAL | PROPERTY_USAGE_EDITOR), "set_accessors", "get_accessors"); // Vector<Ref<GLTFAccessor>>
  	ADD_PROPERTY(PropertyInfo(Variant::ARRAY, "meshes", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_STORAGE | PROPERTY_USAGE_INTERNAL | PROPERTY_USAGE_EDITOR), "set_meshes", "get_meshes"); // Vector<Ref<GLTFMesh>>
  	ADD_PROPERTY(PropertyInfo(Variant::ARRAY, "materials", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_STORAGE | PROPERTY_USAGE_INTERNAL | PROPERTY_USAGE_EDITOR), "set_materials", "get_materials"); // Vector<Ref<Material>
  	ADD_PROPERTY(PropertyInfo(Variant::STRING, "scene_name"), "set_scene_name", "get_scene_name"); // String
  	ADD_PROPERTY(PropertyInfo(Variant::PACKED_INT32_ARRAY, "root_nodes"), "set_root_nodes", "get_root_nodes"); // Vector<int>
  	ADD_PROPERTY(PropertyInfo(Variant::ARRAY, "textures", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_STORAGE | PROPERTY_USAGE_INTERNAL | PROPERTY_USAGE_EDITOR), "set_textures", "get_textures"); // Vector<Ref<GLTFTexture>>
  	ADD_PROPERTY(PropertyInfo(Variant::ARRAY, "images", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_STORAGE | PROPERTY_USAGE_INTERNAL | PROPERTY_USAGE_EDITOR), "set_images", "get_images"); // Vector<Ref<Texture>
  	ADD_PROPERTY(PropertyInfo(Variant::ARRAY, "skins", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_STORAGE | PROPERTY_USAGE_INTERNAL | PROPERTY_USAGE_EDITOR), "set_skins", "get_skins"); // Vector<Ref<GLTFSkin>>
  	ADD_PROPERTY(PropertyInfo(Variant::ARRAY, "cameras", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_STORAGE | PROPERTY_USAGE_INTERNAL | PROPERTY_USAGE_EDITOR), "set_cameras", "get_cameras"); // Vector<Ref<GLTFCamera>>
  	ADD_PROPERTY(PropertyInfo(Variant::ARRAY, "lights", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_STORAGE | PROPERTY_USAGE_INTERNAL | PROPERTY_USAGE_EDITOR), "set_lights", "get_lights"); // Vector<Ref<GLTFLight>>
  	ADD_PROPERTY(PropertyInfo(Variant::ARRAY, "unique_names", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_STORAGE | PROPERTY_USAGE_INTERNAL | PROPERTY_USAGE_EDITOR), "set_unique_names", "get_unique_names"); // Set<String>
  	ADD_PROPERTY(PropertyInfo(Variant::ARRAY, "skeletons", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_STORAGE | PROPERTY_USAGE_INTERNAL | PROPERTY_USAGE_EDITOR), "set_skeletons", "get_skeletons"); // Vector<Ref<GLTFSkeleton>>
  	ADD_PROPERTY(PropertyInfo(Variant::DICTIONARY, "skeleton_to_node", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_STORAGE | PROPERTY_USAGE_INTERNAL | PROPERTY_USAGE_EDITOR), "set_skeleton_to_node", "get_skeleton_to_node"); // Map<GLTFSkeletonIndex,
  	ADD_PROPERTY(PropertyInfo(Variant::ARRAY, "animations", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_STORAGE | PROPERTY_USAGE_INTERNAL | PROPERTY_USAGE_EDITOR), "set_animations", "get_animations"); // Vector<Ref<GLTFAnimation>>
  }
  
  Dictionary GLTFState::get_json() {
  	return json;
  }
  
  void GLTFState::set_json(Dictionary p_json) {
  	json = p_json;
  }
  
  int GLTFState::get_major_version() {
  	return major_version;
  }
  
  void GLTFState::set_major_version(int p_major_version) {
  	major_version = p_major_version;
  }
  
  int GLTFState::get_minor_version() {
  	return minor_version;
  }
  
  void GLTFState::set_minor_version(int p_minor_version) {
  	minor_version = p_minor_version;
  }
  
  Vector<uint8_t> GLTFState::get_glb_data() {
  	return glb_data;
  }
  
  void GLTFState::set_glb_data(Vector<uint8_t> p_glb_data) {
  	glb_data = p_glb_data;
  }
  
  bool GLTFState::get_use_named_skin_binds() {
  	return use_named_skin_binds;
  }
  
  void GLTFState::set_use_named_skin_binds(bool p_use_named_skin_binds) {
  	use_named_skin_binds = p_use_named_skin_binds;
  }
  
  Array GLTFState::get_nodes() {
  	return GLTFDocument::to_array(nodes);
  }
  
  void GLTFState::set_nodes(Array p_nodes) {
  	GLTFDocument::set_from_array(nodes, p_nodes);
  }
  
  Array GLTFState::get_buffers() {
  	return GLTFDocument::to_array(buffers);
  }
  
  void GLTFState::set_buffers(Array p_buffers) {
  	GLTFDocument::set_from_array(buffers, p_buffers);
  }
  
  Array GLTFState::get_buffer_views() {
  	return GLTFDocument::to_array(buffer_views);
  }
  
  void GLTFState::set_buffer_views(Array p_buffer_views) {
  	GLTFDocument::set_from_array(buffer_views, p_buffer_views);
  }
  
  Array GLTFState::get_accessors() {
  	return GLTFDocument::to_array(accessors);
  }
  
  void GLTFState::set_accessors(Array p_accessors) {
  	GLTFDocument::set_from_array(accessors, p_accessors);
  }
  
  Array GLTFState::get_meshes() {
  	return GLTFDocument::to_array(meshes);
  }
  
  void GLTFState::set_meshes(Array p_meshes) {
  	GLTFDocument::set_from_array(meshes, p_meshes);
  }
  
  Array GLTFState::get_materials() {
  	return GLTFDocument::to_array(materials);
  }
  
  void GLTFState::set_materials(Array p_materials) {
  	GLTFDocument::set_from_array(materials, p_materials);
  }
  
  String GLTFState::get_scene_name() {
  	return scene_name;
  }
  
  void GLTFState::set_scene_name(String p_scene_name) {
  	scene_name = p_scene_name;
  }
  
  Array GLTFState::get_root_nodes() {
  	return GLTFDocument::to_array(root_nodes);
  }
  
  void GLTFState::set_root_nodes(Array p_root_nodes) {
  	GLTFDocument::set_from_array(root_nodes, p_root_nodes);
  }
  
  Array GLTFState::get_textures() {
  	return GLTFDocument::to_array(textures);
  }
  
  void GLTFState::set_textures(Array p_textures) {
  	GLTFDocument::set_from_array(textures, p_textures);
  }
  
  Array GLTFState::get_images() {
  	return GLTFDocument::to_array(images);
  }
  
  void GLTFState::set_images(Array p_images) {
  	GLTFDocument::set_from_array(images, p_images);
  }
  
  Array GLTFState::get_skins() {
  	return GLTFDocument::to_array(skins);
  }
  
  void GLTFState::set_skins(Array p_skins) {
  	GLTFDocument::set_from_array(skins, p_skins);
  }
  
  Array GLTFState::get_cameras() {
  	return GLTFDocument::to_array(cameras);
  }
  
  void GLTFState::set_cameras(Array p_cameras) {
  	GLTFDocument::set_from_array(cameras, p_cameras);
  }
  
  Array GLTFState::get_lights() {
  	return GLTFDocument::to_array(lights);
  }
  
  void GLTFState::set_lights(Array p_lights) {
  	GLTFDocument::set_from_array(lights, p_lights);
  }
  
  Array GLTFState::get_unique_names() {
  	return GLTFDocument::to_array(unique_names);
  }
  
  void GLTFState::set_unique_names(Array p_unique_names) {
  	GLTFDocument::set_from_array(unique_names, p_unique_names);
  }
  
  Array GLTFState::get_skeletons() {
  	return GLTFDocument::to_array(skeletons);
  }
  
  void GLTFState::set_skeletons(Array p_skeletons) {
  	GLTFDocument::set_from_array(skeletons, p_skeletons);
  }
  
  Dictionary GLTFState::get_skeleton_to_node() {
  	return GLTFDocument::to_dict(skeleton_to_node);
  }
  
  void GLTFState::set_skeleton_to_node(Dictionary p_skeleton_to_node) {
  	GLTFDocument::set_from_dict(skeleton_to_node, p_skeleton_to_node);
  }
  
  Array GLTFState::get_animations() {
  	return GLTFDocument::to_array(animations);
  }
  
  void GLTFState::set_animations(Array p_animations) {
  	GLTFDocument::set_from_array(animations, p_animations);
  }
  
  Node *GLTFState::get_scene_node(GLTFNodeIndex idx) {
  	if (!scene_nodes.has(idx)) {
  		return nullptr;
  	}
  	return scene_nodes[idx];
  }
  
  int GLTFState::get_animation_players_count(int idx) {
  	return animation_players.size();
  }
  
  AnimationPlayer *GLTFState::get_animation_player(int idx) {
  	ERR_FAIL_INDEX_V(idx, animation_players.size(), nullptr);
  	return animation_players[idx];
  }
  