/*
 * SOLID - Software Library for Interference Detection
 * 
 * Copyright (C) 2001-2003  Dtecta.  All rights reserved.
 *
 * This library may be distributed under the terms of the Q Public License
 * (QPL) as defined by Trolltech AS of Norway and appearing in the file
 * LICENSE.QPL included in the packaging of this file.
 *
 * This library may be distributed and/or modified under the terms of the
 * GNU General Public License (GPL) version 2 as published by the Free Software
 * Foundation and appearing in the file LICENSE.GPL included in the
 * packaging of this file.
 *
 * This library is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
 * WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
 *
 * Commercial use or any other use of this library not covered by either 
 * the QPL or the GPL requires an additional license from Dtecta. 
 * Please contact info@dtecta.com for enquiries about the terms of commercial
 * use of this library.
 */

#ifndef BP_PROXY_H
#define BP_PROXY_H

#include "BP_Endpoint.h"
#include "BP_ProxyList.h"

class BP_Interval {
public:
	BP_Interval() {}
	BP_Interval(BP_Proxy *proxy) :
		m_min(proxy),
		m_max(proxy) 
	{}

	BP_Link m_min;
	BP_Link m_max;
};

class BP_Scene;

class BP_Proxy {
public:
    BP_Proxy(void *object, BP_Scene& scene);

	void add(const DT_Vector3 min,
			 const DT_Vector3 max,
			 BP_ProxyList& proxies);
	
    void remove(BP_ProxyList& proxies);
	
	void setBBox(const DT_Vector3 min, const DT_Vector3 max);
    
    void *getObject() { return m_object; }

	DT_Scalar getMin(int i) const;
	DT_Scalar getMax(int i) const;

private:
	BP_Interval  m_interval[3];
    void        *m_object;
	BP_Scene&    m_scene;
};

inline bool BP_overlap(const BP_Proxy *a, const BP_Proxy *b)
{
	return a->getMin(0) <= b->getMax(0) && b->getMin(0) <= a->getMax(0) && 
		   a->getMin(1) <= b->getMax(1) && b->getMin(1) <= a->getMax(1) &&
		   a->getMin(2) <= b->getMax(2) && b->getMin(2) <= a->getMax(2);
}

#endif