text: /*************************************************************************/
  /*  main_loop.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 "main_loop.h"
  
  #include "core/object/script_language.h"
  
  void MainLoop::_bind_methods() {
  	BIND_VMETHOD(MethodInfo("_initialize"));
  	BIND_VMETHOD(MethodInfo(Variant::BOOL, "_iteration", PropertyInfo(Variant::FLOAT, "delta")));
  	BIND_VMETHOD(MethodInfo(Variant::BOOL, "_idle", PropertyInfo(Variant::FLOAT, "delta")));
  	BIND_VMETHOD(MethodInfo("_finalize"));
  
  	BIND_CONSTANT(NOTIFICATION_OS_MEMORY_WARNING);
  	BIND_CONSTANT(NOTIFICATION_TRANSLATION_CHANGED);
  	BIND_CONSTANT(NOTIFICATION_WM_ABOUT);
  	BIND_CONSTANT(NOTIFICATION_CRASH);
  	BIND_CONSTANT(NOTIFICATION_OS_IME_UPDATE);
  	BIND_CONSTANT(NOTIFICATION_APPLICATION_RESUMED);
  	BIND_CONSTANT(NOTIFICATION_APPLICATION_PAUSED);
  	BIND_CONSTANT(NOTIFICATION_APPLICATION_FOCUS_IN);
  	BIND_CONSTANT(NOTIFICATION_APPLICATION_FOCUS_OUT);
  
  	ADD_SIGNAL(MethodInfo("on_request_permissions_result", PropertyInfo(Variant::STRING, "permission"), PropertyInfo(Variant::BOOL, "granted")));
  };
  
  void MainLoop::set_init_script(const Ref<Script> &p_init_script) {
  	init_script = p_init_script;
  }
  
  void MainLoop::init() {
  	if (init_script.is_valid()) {
  		set_script(init_script);
  	}
  
  	if (get_script_instance()) {
  		get_script_instance()->call("_initialize");
  	}
  }
  
  bool MainLoop::iteration(float p_time) {
  	if (get_script_instance()) {
  		return get_script_instance()->call("_iteration", p_time);
  	}
  
  	return false;
  }
  
  bool MainLoop::idle(float p_time) {
  	if (get_script_instance()) {
  		return get_script_instance()->call("_idle", p_time);
  	}
  
  	return false;
  }
  
  void MainLoop::finish() {
  	if (get_script_instance()) {
  		get_script_instance()->call("_finalize");
  		set_script(Variant()); //clear script
  	}
  }
  