/**************************************************************************/
/*  broad_phase_sw.h                                                      */
/**************************************************************************/
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/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur.                  */
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#ifndef BROAD_PHASE_SW_H
#define BROAD_PHASE_SW_H

#include "core/math/aabb.h"
#include "core/math/math_funcs.h"

class CollisionObjectSW;

class BroadPhaseSW {
public:
	typedef BroadPhaseSW *(*CreateFunction)();

	static CreateFunction create_func;

	typedef uint32_t ID;

	typedef void *(*PairCallback)(CollisionObjectSW *p_object_A, int p_subindex_A, CollisionObjectSW *p_object_B, int p_subindex_B, void *p_pair_data, void *p_user_data);
	typedef void (*UnpairCallback)(CollisionObjectSW *p_object_A, int p_subindex_A, CollisionObjectSW *p_object_B, int p_subindex_B, void *p_pair_data, void *p_user_data);

	// 0 is an invalid ID
	virtual ID create(CollisionObjectSW *p_object_, int p_subindex = 0, const AABB &p_aabb = AABB(), bool p_static = false) = 0;
	virtual void move(ID p_id, const AABB &p_aabb) = 0;
	virtual void recheck_pairs(ID p_id) = 0;
	virtual void set_static(ID p_id, bool p_static) = 0;
	virtual void remove(ID p_id) = 0;

	virtual CollisionObjectSW *get_object(ID p_id) const = 0;
	virtual bool is_static(ID p_id) const = 0;
	virtual int get_subindex(ID p_id) const = 0;

	virtual int cull_point(const Vector3 &p_point, CollisionObjectSW **p_results, int p_max_results, int *p_result_indices = nullptr) = 0;
	virtual int cull_segment(const Vector3 &p_from, const Vector3 &p_to, CollisionObjectSW **p_results, int p_max_results, int *p_result_indices = nullptr) = 0;
	virtual int cull_aabb(const AABB &p_aabb, CollisionObjectSW **p_results, int p_max_results, int *p_result_indices = nullptr) = 0;

	virtual void set_pair_callback(PairCallback p_pair_callback, void *p_userdata) = 0;
	virtual void set_unpair_callback(UnpairCallback p_unpair_callback, void *p_userdata) = 0;

	virtual void update() = 0;

	virtual ~BroadPhaseSW();
};

#endif // BROAD_PHASE_SW_H
