wmlcontscribecir3sph3.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 WMLCONTSCRIBECIR3SPH3_H
#define WMLCONTSCRIBECIR3SPH3_H

#include "WmlCircle3.h"
#include "WmlSphere3.h"

namespace Wml
{

// All functions return 'true' if circle/sphere has been constructed,
// 'false' otherwise (input points are linearly dependent).

// circle containing three 3D points
template <class Real>
WML_ITEM bool Circumscribe (const Vector3<Real>& rkV0,
    const Vector3<Real>& rkV1, const Vector3<Real>& rkV2,
    Circle3<Real>& rkCircle);

// sphere containing four 3D points
template <class Real>
WML_ITEM bool Circumscribe (const Vector3<Real>& rkV0,
    const Vector3<Real>& rkV1, const Vector3<Real>& rkV2,
    const Vector3<Real>& rkV3, Sphere3<Real>& rkSphere);

// circle inscribing triangle of three 3D points
template <class Real>
WML_ITEM bool Inscribe (const Vector3<Real>& rkV0, const Vector3<Real>& rkV1,
    const Vector3<Real>& rkV2, Circle3<Real>& rkCircle);

// sphere inscribing tetrahedron of four 3D points
template <class Real>
WML_ITEM bool Inscribe (const Vector3<Real>& rkV0, const Vector3<Real>& rkV1,
    const Vector3<Real>& rkV2, const Vector3<Real>& rkV3,
    Sphere3<Real>& rkSphere);

}

#endif