/usr/include/libwildmagic/Wm5IntrPlane3Sphere3.h is in libwildmagic-dev 5.13-1ubuntu3.
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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 | // 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 WM5INTRPLANE3SPHERE3_H
#define WM5INTRPLANE3SPHERE3_H
#include "Wm5MathematicsLIB.h"
#include "Wm5Intersector.h"
#include "Wm5Plane3.h"
#include "Wm5Sphere3.h"
#include "Wm5Circle3.h"
namespace Wm5
{
template <typename Real>
class WM5_MATHEMATICS_ITEM IntrPlane3Sphere3
: public Intersector<Real,Vector3<Real> >
{
public:
IntrPlane3Sphere3 (const Plane3<Real>& plane,
const Sphere3<Real>& sphere);
// Object access.
const Plane3<Real>& GetPlane () const;
const Sphere3<Real>& GetSphere () const;
// Static intersection queries.
virtual bool Test ();
virtual bool Find ();
// Culling support. The view frustum is assumed to be on the positive
// side of the plane. The sphere is culled if it is on the negative
// side of the plane.
bool SphereIsCulled () const;
// The intersection set. The circle is valid only when Find() returns
// 'true'. If the intersection does not exist, the circle radius is
// set to -1 as an additional indication that the circle is not valid.
const Circle3<Real>& GetCircle () const;
protected:
// The objects to intersect.
const Plane3<Real>* mPlane;
const Sphere3<Real>* mSphere;
// The intersection set.
Circle3<Real> mCircle;
};
typedef IntrPlane3Sphere3<float> IntrPlane3Sphere3f;
typedef IntrPlane3Sphere3<double> IntrPlane3Sphere3d;
}
#endif
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