/*************************************************************************/
/*  spatial_indexer.h                                                    */
/*************************************************************************/
/*                       This file is part of:                           */
/*                           GODOT ENGINE                                */
/*                      https://godotengine.org                          */
/*************************************************************************/
/* Copyright (c) 2007-2017 Juan Linietsky, Ariel Manzur.                 */
/* Copyright (c) 2014-2017 Godot Engine contributors (cf. AUTHORS.md)    */
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/* "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    */
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/*************************************************************************/
#ifndef SPATIAL_INDEXER_H
#define SPATIAL_INDEXER_H

#include "scene/3d/spatial.h"
#if 0

class Camera;
class ProximityArea;

class SpatialIndexer : public Object {

	OBJ_TYPE( SpatialIndexer, Object );

	template<class T>
	struct TK {

		T *against;
		ProximityArea *area;
		bool operator<(const TK<T>& p_k) const { return against==p_k.against ? area < p_k.area : against < p_k.against; }
	};


	Set<Camera*> cameras; //cameras
	Set<ProximityArea*> proximity_areas;

	Set<TK<Camera> > camera_pairs;

	bool pending_update;
	void _update_pairs();
	void _request_update();

protected:

	static void _bind_methods();

friend class ProximityArea;
friend class Camera;

	void add_proximity_area(ProximityArea* p_area);
	void remove_proximity_area(ProximityArea* p_area);
	void update_proximity_area_transform(ProximityArea* p_area);
	void update_proximity_area_flags(ProximityArea* p_area);

	void add_camera(Camera* p_camera);
	void remove_camera(Camera* p_camera);
	void update_camera(Camera* p_camera);

public:


	SpatialIndexer();

};
#endif
#endif // SPATIAL_INDEXER_H