/usr/include/libwildmagic/Wm5IntrHalfspace3Box3.h is in libwildmagic-dev 5.13-1+b2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 | // Geometric Tools, LLC
// 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 WM5INTRHALFSPACE3BOX3_H
#define WM5INTRHALFSPACE3BOX3_H
#include "Wm5MathematicsLIB.h"
#include "Wm5Intersector.h"
#include "Wm5Plane3.h"
#include "Wm5Box3.h"
// A halfspace is the set of points on the side of a plane to which the plane
// normal points. The queries here are for intersection of a box and a
// halfspace. In the dynamice find query, if the box is already
// intersecting the halfspace, the return value is 'false'. The idea is to
// find first time of contact.
namespace Wm5
{
template <typename Real>
class WM5_MATHEMATICS_ITEM IntrHalfspace3Box3
: public Intersector<Real,Vector3<Real> >
{
public:
IntrHalfspace3Box3 (const Plane3<Real>& halfspace, const Box3<Real>& box);
// Object access.
const Plane3<Real>& GetHalfspace () const;
const Box3<Real>& GetBox () const;
// Static queries.
virtual bool Test ();
// Dynamic queries.
virtual bool Test (Real tmax, const Vector3<Real>& velocity0,
const Vector3<Real>& velocity1);
virtual bool Find (Real tmax, const Vector3<Real>& velocity0,
const Vector3<Real>& velocity1);
// The contact set is empty, a point, a segment, or a rectangle. The
// function GetQuantity() returns 0, 1, 2, or 4.
int GetQuantity () const;
const Vector3<Real>& GetPoint (int i) const;
protected:
using Intersector<Real,Vector3<Real> >::mContactTime;
// The objects to intersect.
const Plane3<Real>* mHalfspace;
const Box3<Real>* mBox;
// Information about the intersection set.
int mQuantity;
Vector3<Real> mPoint[4];
};
typedef IntrHalfspace3Box3<float> IntrHalfspace3Box3f;
typedef IntrHalfspace3Box3<double> IntrHalfspace3Box3d;
}
#endif
|