/*************************************************************************/
/*  collision_object_sw.h                                                */
/*************************************************************************/
/*                       This file is part of:                           */
/*                           GODOT ENGINE                                */
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/*************************************************************************/
/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur.                 */
/*                                                                       */
/* 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    */
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/* the following conditions:                                             */
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/*************************************************************************/
#ifndef COLLISION_OBJECT_SW_H
#define COLLISION_OBJECT_SW_H

#include "shape_sw.h"
#include "servers/physics_server.h"
#include "self_list.h"
#include "broad_phase_sw.h"

class SpaceSW;

class CollisionObjectSW : public ShapeOwnerSW {
public:
	enum Type {
		TYPE_AREA,
		TYPE_BODY
	};
private:

	Type type;
	RID self;
	ObjectID instance_id;

	struct Shape {

		Transform xform;
		Transform xform_inv;
		BroadPhaseSW::ID bpid;
		AABB aabb_cache; //for rayqueries
		ShapeSW *shape;
	};

	Vector<Shape> shapes;
	SpaceSW *space;
	Transform transform;
	Transform inv_transform;
	bool _static;

	void _update_shapes();

protected:


	void _update_shapes_with_motion(const Vector3& p_motion);
	void _unregister_shapes();

	_FORCE_INLINE_ void _set_transform(const Transform& p_transform) { transform=p_transform; _update_shapes(); }
	_FORCE_INLINE_ void _set_inv_transform(const Transform& p_transform) { inv_transform=p_transform; }
	void _set_static(bool p_static);

	virtual void _shapes_changed()=0;
	void _set_space(SpaceSW *space);

	CollisionObjectSW(Type p_type);
public:

	_FORCE_INLINE_ void set_self(const RID& p_self) { self=p_self; }
	_FORCE_INLINE_ RID get_self() const { return self; }

	_FORCE_INLINE_ void set_instance_id(const ObjectID& p_instance_id) { instance_id=p_instance_id; }
	_FORCE_INLINE_ ObjectID get_instance_id() const { return instance_id; }

	void _shape_changed();

	_FORCE_INLINE_ Type get_type() const { return type; }
	void add_shape(ShapeSW *p_shape,const Transform& p_transform=Transform());
	void set_shape(int p_index,ShapeSW *p_shape);
	void set_shape_transform(int p_index,const Transform& p_transform);
	_FORCE_INLINE_ int get_shape_count() const { return shapes.size(); }
	_FORCE_INLINE_ ShapeSW *get_shape(int p_index) const { return shapes[p_index].shape; }
	_FORCE_INLINE_ const Transform& get_shape_transform(int p_index) const { return shapes[p_index].xform; }
	_FORCE_INLINE_ const Transform& get_shape_inv_transform(int p_index) const { return shapes[p_index].xform_inv; }
	_FORCE_INLINE_ const AABB& get_shape_aabb(int p_index) const { return shapes[p_index].aabb_cache; }

	_FORCE_INLINE_ Transform get_transform() const { return transform; }
	_FORCE_INLINE_ Transform get_inv_transform() const { return inv_transform; }
	_FORCE_INLINE_ SpaceSW* get_space() const { return space; }



	void remove_shape(ShapeSW *p_shape);
	void remove_shape(int p_index);

	virtual void set_space(SpaceSW *p_space)=0;

	_FORCE_INLINE_ bool is_static() const { return _static;  }

	virtual ~CollisionObjectSW() {}

};

#endif // COLLISION_OBJECT_SW_H