text: /*************************************************************************/
  /*  mesh_instance_2d.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:                                             */
  /*                                                                       */
  /* 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 "mesh_instance_2d.h"
  
  void MeshInstance2D::_notification(int p_what) {
  
  	if (p_what == NOTIFICATION_DRAW) {
  		if (mesh.is_valid()) {
  			draw_mesh(mesh, texture, normal_map);
  		}
  	}
  }
  
  void MeshInstance2D::_bind_methods() {
  
  	ClassDB::bind_method(D_METHOD("set_mesh", "mesh"), &MeshInstance2D::set_mesh);
  	ClassDB::bind_method(D_METHOD("get_mesh"), &MeshInstance2D::get_mesh);
  
  	ClassDB::bind_method(D_METHOD("set_texture", "texture"), &MeshInstance2D::set_texture);
  	ClassDB::bind_method(D_METHOD("get_texture"), &MeshInstance2D::get_texture);
  
  	ClassDB::bind_method(D_METHOD("set_normal_map", "normal_map"), &MeshInstance2D::set_normal_map);
  	ClassDB::bind_method(D_METHOD("get_normal_map"), &MeshInstance2D::get_normal_map);
  
  	ADD_SIGNAL(MethodInfo("texture_changed"));
  
  	ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "mesh", PROPERTY_HINT_RESOURCE_TYPE, "Mesh"), "set_mesh", "get_mesh");
  	ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "texture", PROPERTY_HINT_RESOURCE_TYPE, "Texture"), "set_texture", "get_texture");
  	ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "normal_map", PROPERTY_HINT_RESOURCE_TYPE, "Texture"), "set_normal_map", "get_normal_map");
  }
  
  void MeshInstance2D::set_mesh(const Ref<Mesh> &p_mesh) {
  
  	mesh = p_mesh;
  	update();
  }
  
  Ref<Mesh> MeshInstance2D::get_mesh() const {
  
  	return mesh;
  }
  
  void MeshInstance2D::set_texture(const Ref<Texture> &p_texture) {
  
  	if (p_texture == texture)
  		return;
  	texture = p_texture;
  	update();
  	emit_signal("texture_changed");
  	_change_notify("texture");
  }
  
  void MeshInstance2D::set_normal_map(const Ref<Texture> &p_texture) {
  
  	normal_map = p_texture;
  	update();
  }
  
  Ref<Texture> MeshInstance2D::get_normal_map() const {
  
  	return normal_map;
  }
  
  Ref<Texture> MeshInstance2D::get_texture() const {
  
  	return texture;
  }
  
  #ifdef TOOLS_ENABLED
  Rect2 MeshInstance2D::_edit_get_rect() const {
  
  	if (mesh.is_valid()) {
  		AABB aabb = mesh->get_aabb();
  		return Rect2(aabb.position.x, aabb.position.y, aabb.size.x, aabb.size.y);
  	}
  
  	return Node2D::_edit_get_rect();
  }
  #endif
  
  MeshInstance2D::MeshInstance2D() {
  }
  