Hexahedron.h

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////////////////////////////////////////////////////////////////////////////////
//
//  File: Hexahedron.h
//
//  For more information, please see: http://www.nektar.info/
//
//  The MIT License
//
//  Copyright (c) 2006 Division of Applied Mathematics, Brown University (USA),
//  Department of Aeronautics, Imperial College London (UK), and Scientific
//  Computing and Imaging Institute, University of Utah (USA).
//
//  License for the specific language governing rights and limitations under
//  Permission is hereby granted, free of charge, to any person obtaining a
//  copy of this software and associated documentation files (the "Software"),
//  to deal in the Software without restriction, including without limitation
//  the rights to use, copy, modify, merge, publish, distribute, sublicense,
//  and/or sell copies of the Software, and to permit persons to whom the
//  Software is furnished to do so, subject to the following conditions:
//
//  The above copyright notice and this permission notice shall be included
//  in all copies or substantial portions of the Software.
//
//  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
//  OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
//  FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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//  FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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//
//  Description: Mesh Hexahedral object.
//
////////////////////////////////////////////////////////////////////////////////

#ifndef NekMeshUtils_MESHELEMENTS_HEX
#define NekMeshUtils_MESHELEMENTS_HEX

#include <NekMeshUtils/NekMeshUtilsDeclspec.h>
#include <NekMeshUtils/MeshElements/Element.h>

namespace Nektar
{
namespace NekMeshUtils
{
/**
 * @brief A 3-dimensional six-faced element.
 */
class Hexahedron : public Element
{
public:
    /// Creates an instance of this class
    NEKMESHUTILS_EXPORT static ElementSharedPtr create(
        ElmtConfig                 pConf,
        std::vector<NodeSharedPtr> pNodeList,
        std::vector<int>           pTagList)
    {
        ElementSharedPtr e = boost::shared_ptr<Element>(
            new Hexahedron(pConf, pNodeList, pTagList));
        vector<FaceSharedPtr> faces = e->GetFaceList();
        for (int i = 0; i < faces.size(); ++i)
        {
            faces[i]->m_elLink.push_back(pair<ElementSharedPtr, int>(e, i));
        }
        return e;
    }
    /// Element type
    static LibUtilities::ShapeType m_type;

    NEKMESHUTILS_EXPORT Hexahedron(ElmtConfig pConf,
                                   std::vector<NodeSharedPtr> pNodeList,
                                   std::vector<int> pTagList);
    NEKMESHUTILS_EXPORT Hexahedron(const Hexahedron &pSrc);
    NEKMESHUTILS_EXPORT virtual ~Hexahedron()
    {
    }

    NEKMESHUTILS_EXPORT virtual SpatialDomains::GeometrySharedPtr GetGeom(
        int coordDim);

    NEKMESHUTILS_EXPORT static unsigned int GetNumNodes(ElmtConfig pConf);
};
}
}

#endif