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/*
* 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 DT_ENCOUNTER_H
#define DT_ENCOUNTER_H
#include <set>
#include "MT_Vector3.h"
#include "DT_Object.h"
#include "DT_Shape.h"
class DT_RespTable;
class DT_Encounter {
public:
DT_Encounter() {}
DT_Encounter(DT_Object *obj_ptr1, DT_Object *obj_ptr2)
: m_sep_axis(MT_Scalar(0.0), MT_Scalar(0.0), MT_Scalar(0.0))
{
assert(obj_ptr1 != obj_ptr2);
if (obj_ptr2->getType() < obj_ptr1->getType() ||
(obj_ptr2->getType() == obj_ptr1->getType() &&
obj_ptr2 < obj_ptr1))
{
m_obj_ptr1 = obj_ptr2;
m_obj_ptr2 = obj_ptr1;
}
else
{
m_obj_ptr1 = obj_ptr1;
m_obj_ptr2 = obj_ptr2;
}
}
DT_Object *first() const { return m_obj_ptr1; }
DT_Object *second() const { return m_obj_ptr2; }
const MT_Vector3& separatingAxis() const { return m_sep_axis; }
DT_Bool exactTest(const DT_RespTable *respTable, int& count) const;
private:
DT_Object *m_obj_ptr1;
DT_Object *m_obj_ptr2;
mutable MT_Vector3 m_sep_axis;
};
inline bool operator<(const DT_Encounter& a, const DT_Encounter& b)
{
return a.first() < b.first() ||
(a.first() == b.first() && a.second() < b.second());
}
inline std::ostream& operator<<(std::ostream& os, const DT_Encounter& a) {
return os << '(' << a.first() << ", " << a.second() << ')';
}
typedef std::set<DT_Encounter> DT_EncounterTable;
#endif
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