/usr/include/libwildmagic/Wm5DistSegment3Triangle3.h is in libwildmagic-dev 5.13-1+b2.
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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 WM5DISTSEGMENT3TRIANGLE3_H
#define WM5DISTSEGMENT3TRIANGLE3_H
#include "Wm5MathematicsLIB.h"
#include "Wm5Distance.h"
#include "Wm5Segment3.h"
#include "Wm5Triangle3.h"
namespace Wm5
{
template <typename Real>
class WM5_MATHEMATICS_ITEM DistSegment3Triangle3
: public Distance<Real,Vector3<Real> >
{
public:
DistSegment3Triangle3 (const Segment3<Real>& segment,
const Triangle3<Real>& triangle);
// Object access.
const Segment3<Real>& GetSegment () const;
const Triangle3<Real>& GetTriangle () const;
// Static distance queries.
virtual Real Get ();
virtual Real GetSquared ();
// Function calculations for dynamic distance queries.
virtual Real Get (Real t, const Vector3<Real>& velocity0,
const Vector3<Real>& velocity1);
virtual Real GetSquared (Real t, const Vector3<Real>& velocity0,
const Vector3<Real>& velocity1);
// Information about the closest points.
Real GetSegmentParameter () const;
Real GetTriangleBary (int i) const;
private:
using Distance<Real,Vector3<Real> >::mClosestPoint0;
using Distance<Real,Vector3<Real> >::mClosestPoint1;
const Segment3<Real>* mSegment;
const Triangle3<Real>* mTriangle;
// Information about the closest points.
Real mSegmentParameter; // closest0 = seg.origin+param*seg.direction
Real mTriangleBary[3]; // closest1 = sum_{i=0}^2 bary[i]*tri.vertex[i]
};
typedef DistSegment3Triangle3<float> DistSegment3Triangle3f;
typedef DistSegment3Triangle3<double> DistSegment3Triangle3d;
}
#endif
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