/usr/include/libwildmagic/Wm5Intersector.h is in libwildmagic-dev 5.13-1ubuntu3.
This file is owned by root:root, with mode 0o644.
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// Copyright (c) 1998-2014
// Distributed under the Boost Software License, Version 1.0.
// http://www.boost.org/LICENSE_1_0.txt
// http://www.geometrictools.com/License/Boost/LICENSE_1_0.txt
//
// File Version: 5.0.1 (2010/10/01)
#ifndef WM5INTERSECTOR_H
#define WM5INTERSECTOR_H
#include "Wm5MathematicsLIB.h"
#include "Wm5Vector2.h"
#include "Wm5Vector3.h"
namespace Wm5
{
template <typename Real, typename TVector>
class WM5_MATHEMATICS_ITEM Intersector
{
public:
// Abstract base class.
virtual ~Intersector ();
// Static intersection queries. The default implementations return
// 'false'. The Find query produces a set of intersection. The derived
// class is responsible for providing access to that set, since the nature
// of the set is dependent on the object types.
virtual bool Test ();
virtual bool Find ();
// Dynamic intersection queries. The default implementations return
// 'false'. The Find query produces a set of first contact. The derived
// class is responsible for providing access to that set, since the nature
// of the set is dependent on the object types.
virtual bool Test (Real tmax, const TVector& velocity0,
const TVector& velocity1);
virtual bool Find (Real tmax, const TVector& velocity0,
const TVector& velocity1);
// The time at which two objects are in first contact for the dynamic
// intersection queries.
Real GetContactTime () const;
// Information about the intersection set
enum
{
IT_EMPTY,
IT_POINT,
IT_SEGMENT,
IT_RAY,
IT_LINE,
IT_POLYGON,
IT_PLANE,
IT_POLYHEDRON,
IT_OTHER
};
int GetIntersectionType () const;
protected:
Intersector ();
int mIntersectionType;
Real mContactTime;
};
typedef Intersector<float, Vector2<float> > Intersector2f;
typedef Intersector<float, Vector3<float> > Intersector3f;
typedef Intersector<double, Vector2<double> > Intersector2d;
typedef Intersector<double, Vector3<double> > Intersector3d;
}
#endif
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