wmldistvec3lin3.h

3D Game Engine Design Source Code非常棒

// Magic Software, Inc.
// http://www.magic-software.com
// http://www.wild-magic.com
// Copyright (c) 2003.  All Rights Reserved
//
// The Wild Magic Library (WML) source code is supplied under the terms of
// the license agreement http://www.magic-software.com/License/WildMagic.pdf
// and may not be copied or disclosed except in accordance with the terms of
// that agreement.

#ifndef WMLDISTVEC3LIN3_H
#define WMLDISTVEC3LIN3_H

#include "WmlLine3.h"
#include "WmlRay3.h"
#include "WmlSegment3.h"

namespace Wml
{

// squared distance measurements

template <class Real>
WML_ITEM Real SqrDistance (const Vector3<Real>& rkPoint,
    const Line3<Real>& rkLine, Real* pfParam = NULL);

template <class Real>
WML_ITEM Real SqrDistance (const Vector3<Real>& rkPoint,
    const Ray3<Real>& rkRay, Real* pfParam = NULL);

template <class Real>
WML_ITEM Real SqrDistance (const Vector3<Real>& rkPoint,
    const Segment3<Real>& rkSegment, Real* pfParam = NULL);


// distance measurements

template <class Real>
WML_ITEM Real Distance (const Vector3<Real>& rkPoint,
    const Line3<Real>& rkLine, Real* pfParam = NULL);

template <class Real>
WML_ITEM Real Distance (const Vector3<Real>& rkPoint,
    const Ray3<Real>& rkRay, Real* pfParam = NULL);

template <class Real>
WML_ITEM Real Distance (const Vector3<Real>& rkPoint,
    const Segment3<Real>& rkSegment, Real* pfParam = NULL);

}

#endif