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// 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)
#include "Wm5MathematicsPCH.h"
#include "Wm5IntrSphere3Frustum3.h"
#include "Wm5DistPoint3Frustum3.h"
namespace Wm5
{
//----------------------------------------------------------------------------
template <typename Real>
IntrSphere3Frustum3<Real>::IntrSphere3Frustum3 (const Sphere3<Real>& sphere,
const Frustum3<Real>& frustum)
:
mSphere(&sphere),
mFrustum(&frustum)
{
}
//----------------------------------------------------------------------------
template <typename Real>
const Sphere3<Real>& IntrSphere3Frustum3<Real>::GetSphere () const
{
return *mSphere;
}
//----------------------------------------------------------------------------
template <typename Real>
const Frustum3<Real>& IntrSphere3Frustum3<Real>::GetFrustum () const
{
return *mFrustum;
}
//----------------------------------------------------------------------------
template <typename Real>
bool IntrSphere3Frustum3<Real>::Test ()
{
Real distance = DistPoint3Frustum3<Real>(mSphere->Center,
*mFrustum).Get();
return distance <= mSphere->Radius;
}
//----------------------------------------------------------------------------
//----------------------------------------------------------------------------
// Explicit instantiation.
//----------------------------------------------------------------------------
template WM5_MATHEMATICS_ITEM
class IntrSphere3Frustum3<float>;
template WM5_MATHEMATICS_ITEM
class IntrSphere3Frustum3<double>;
//----------------------------------------------------------------------------
}
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