Movement.h

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////////////////////////////////////////////////////////////////////////////////
//
//  File: Movement.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:
//
//  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: This file contains the base class for implementing
//               non-conformal geometry using the Movement object
//
////////////////////////////////////////////////////////////////////////////////
#ifndef NEKTAR_SPATIALDOMAINS_MOVEMENT_H
#define NEKTAR_SPATIALDOMAINS_MOVEMENT_H
 
#include <LibUtilities/BasicUtils/FieldIO.h>
 
#include <SpatialDomains/MeshGraph.h>
#include <SpatialDomains/Movement/InterfaceInterpolation.h>
#include <SpatialDomains/Movement/Zones.h>
 
namespace Nektar::SpatialDomains
{
 
typedef std::map<std::pair<int, std::string>, InterfacePairShPtr>
    InterfaceCollection;
 
class Movement
{
public:
    /// Default constructor
    SPATIAL_DOMAINS_EXPORT Movement()
    {
    }
    /// Constructor to read from XML file
    SPATIAL_DOMAINS_EXPORT Movement(
        const LibUtilities::SessionReaderSharedPtr &pSession,
        MeshGraph *meshGraph);
 
    /// Default destructor
    SPATIAL_DOMAINS_EXPORT ~Movement() = default;
 
    /// Write the MOVEMENT section of the XML file
    SPATIAL_DOMAINS_EXPORT void WriteMovement(TiXmlElement *root);
 
    inline const InterfaceCollection &GetInterfaces() const
    {
        return m_interfaces;
    }
 
    inline const std::map<int, ZoneBaseShPtr> &GetZones() const
    {
        return m_zones;
    }
 
    // Unused - placeholder for ALE merge request
    SPATIAL_DOMAINS_EXPORT void PerformMovement(NekDouble timeStep);
 
    // Methods for manipulating the MOVEMENT data programatically
    /// Add a zone object to this Movement data.
    SPATIAL_DOMAINS_EXPORT void AddZone(ZoneBaseShPtr zone);
    /// Add pair of interfaces to this data
    SPATIAL_DOMAINS_EXPORT void AddInterface(std::string name,
                                             InterfaceShPtr left,
                                             InterfaceShPtr right);
 
protected:
    InterfaceCollection m_interfaces;
    std::map<int, ZoneBaseShPtr> m_zones;
    bool m_moveFlag = false; // Flags presence of moving zones
 
private:
    /// Read zones given TiXmlDocument
    void ReadZones(TiXmlElement *zonesTag, MeshGraph *meshGraph,
                   const LibUtilities::SessionReaderSharedPtr &pSession);
    /// Read interfaces given TiXmlDocument
    void ReadInterfaces(TiXmlElement *interfacesTag, MeshGraph *meshGraph);
};
 
typedef std::shared_ptr<Movement> MovementSharedPtr;
 
} // namespace Nektar::SpatialDomains
 
#endif // NEKTAR_SPATIALDOMAINS_MOVEMENT_H