InputNek.h

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////////////////////////////////////////////////////////////////////////////////
//
//  File: InputNek.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).
//
//  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
//  THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
//  LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
//  FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
//  DEALINGS IN THE SOFTWARE.
//
//  Description: Nektar file format converter.
//
////////////////////////////////////////////////////////////////////////////////

#ifndef UTILITIES_NEKMESH_INPUTNEK
#define UTILITIES_NEKMESH_INPUTNEK

#include <algorithm>
#include <boost/unordered_set.hpp>
#include <boost/unordered_map.hpp>

#include <NekMeshUtils/MeshElements/Triangle.h>
#include <NekMeshUtils/Module/Module.h>

namespace Nektar
{
namespace Utilities
{

enum NekCurve
{
    eFile,
    eRecon
};

/**
 * Converter class for Nektar session files.
 */
class InputNek : public NekMeshUtils::InputModule
{
public:
    InputNek(NekMeshUtils::MeshSharedPtr p_m);
    virtual ~InputNek();
    virtual void Process();

    /// Creates an instance of this class.
    static NekMeshUtils::ModuleSharedPtr create(NekMeshUtils::MeshSharedPtr m)
    {
        return MemoryManager<InputNek>::AllocateSharedPtr(m);
    }
    /// %ModuleKey for class.
    static NekMeshUtils::ModuleKey className;

private:
    void LoadHOSurfaces();
    int GetNnodes(LibUtilities::ShapeType elType);

    /**
     * Maps a curve tag to a filename containing surface information.
     */
    std::map<std::string, std::pair<NekCurve, std::string> > curveTags;

    /**
     * Maps a curve tag to the high-order surface data for that tag.
     */
    std::map<std::string, NekMeshUtils::HOSurfSet> hoData;

    /**
     * Maps ordering of hsf standard element to Nektar++ ordering.
     */
    std::map<int, int> hoMap;
};
}
}

#endif