text: /*************************************************************************/
  /*  proximity_group_3d.h                                                 */
  /*************************************************************************/
  /*                       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.                */
  /*************************************************************************/
  
  #ifndef PROXIMITY_GROUP_H
  #define PROXIMITY_GROUP_H
  
  #include "node_3d.h"
  
  class ProximityGroup3D : public Node3D {
  	GDCLASS(ProximityGroup3D, Node3D);
  	OBJ_CATEGORY("3D");
  
  public:
  	enum DispatchMode {
  		MODE_PROXY,
  		MODE_SIGNAL,
  	};
  
  public:
  	void clear_groups();
  	void update_groups();
  
  	void _notification(int p_what);
  
  	DispatchMode dispatch_mode;
  
  	Map<StringName, uint32_t> groups;
  	String group_name;
  
  	float cell_size;
  	Vector3 grid_radius;
  	uint32_t group_version;
  
  	void add_groups(int *p_cell, String p_base, int p_depth);
  	void _new_group(StringName p_name);
  
  	void _proximity_group_broadcast(String p_name, Variant p_params);
  
  	static void _bind_methods();
  
  public:
  	void set_group_name(const String &p_group_name);
  	String get_group_name() const;
  
  	void set_dispatch_mode(DispatchMode p_mode);
  	DispatchMode get_dispatch_mode() const;
  
  	void set_grid_radius(const Vector3 &p_radius);
  	Vector3 get_grid_radius() const;
  
  	void broadcast(String p_name, Variant p_params);
  
  	ProximityGroup3D();
  	~ProximityGroup3D();
  };
  
  VARIANT_ENUM_CAST(ProximityGroup3D::DispatchMode);
  
  #endif
  