/usr/include/libwildmagic/Wm5IntrSegment3Sphere3.h is in libwildmagic-dev 5.13-1ubuntu1.
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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 WM5INTRSEGMENT3SPHERE3_H
#define WM5INTRSEGMENT3SPHERE3_H
#include "Wm5MathematicsLIB.h"
#include "Wm5Intersector.h"
#include "Wm5Segment3.h"
#include "Wm5Sphere3.h"
namespace Wm5
{
template <typename Real>
class WM5_MATHEMATICS_ITEM IntrSegment3Sphere3
: public Intersector<Real,Vector3<Real> >
{
public:
IntrSegment3Sphere3 (const Segment3<Real>& segment,
const Sphere3<Real>& sphere);
// Object access.
const Segment3<Real>& GetSegment () const;
const Sphere3<Real>& GetSphere () const;
// Static intersection queries.
virtual bool Test ();
virtual bool Find ();
// The intersection set.
int GetQuantity () const;
const Vector3<Real>& GetPoint (int i) const;
Real GetSegmentParameter (int i) const;
// Dynamic test-intersection query.
virtual bool Test (Real tmax, const Vector3<Real>& velocity0,
const Vector3<Real>& velocity1);
// Dynamic find-intersection query. The first point of contact is
// accessed by GetPoint(0). The first time of contact is accessed by
// GetContactTime().
virtual bool Find (Real tmax, const Vector3<Real>& velocity0,
const Vector3<Real>& velocity1);
Real ZeroThreshold; // default = Math<Real>::ZERO_TOLERANCE
private:
using Intersector<Real,Vector3<Real> >::IT_EMPTY;
using Intersector<Real,Vector3<Real> >::IT_POINT;
using Intersector<Real,Vector3<Real> >::IT_SEGMENT;
using Intersector<Real,Vector3<Real> >::IT_OTHER;
using Intersector<Real,Vector3<Real> >::mIntersectionType;
using Intersector<Real,Vector3<Real> >::mContactTime;
// The objects to intersect.
const Segment3<Real>* mSegment;
const Sphere3<Real>* mSphere;
// Information about the intersection set.
int mQuantity;
Vector3<Real> mPoint[2];
Real mSegmentParameter[2];
};
typedef IntrSegment3Sphere3<float> IntrSegment3Sphere3f;
typedef IntrSegment3Sphere3<double> IntrSegment3Sphere3d;
}
#endif
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