OpenVolumeMeshInterface.hpp

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//
// Copyright (C) 2019 - 2025.
// Terms register on the GPL-3.0 license.
//
// This file can be redistributed and/or modified under the license terms.
//
// See top level LICENSE file for more details.
//
// This file can be used citing references in CITATION.cff file.
 
#ifndef __OpenVolumeMeshInterface_H
#define __OpenVolumeMeshInterface_H
 
#include "IMeshDAO.hpp"
 
namespace Gedim
{
class OpenVolumeMeshInterface final
{
  public:
    struct OVMMesh final
    {
        struct Cell3D final
        {
            std::vector<unsigned int> FacesIndex;
            std::vector<bool> FacesOrientation;
        };
 
        unsigned int NumCell0Ds;
        unsigned int NumCell1Ds;
        unsigned int NumCell2Ds;
        unsigned int NumCell3Ds;
 
        Eigen::MatrixXd Cell0Ds;
        Eigen::MatrixXi Cell1Ds;
        std::vector<Eigen::MatrixXi> Cell2Ds;
        std::vector<Cell3D> Cell3Ds;
    };
 
    OpenVolumeMeshInterface();
    ~OpenVolumeMeshInterface();
 
    OVMMesh StringsToOVMMesh(const std::vector<std::string> &fileLines) const;
    std::vector<std::string> OVMMeshToStrings(const OVMMesh &mesh) const;
    OVMMesh MeshDAOToOVMMesh(const IMeshDAO &originalMesh, const std::vector<std::vector<bool>> &cell3DsFacesOrientation) const;
    void OVMMeshToMeshDAO(const OVMMesh &originalMesh,
                          IMeshDAO &convertedMesh,
                          std::vector<std::vector<bool>> &convertedMeshCell3DsFacesOrientation) const;
 
    void ImportMeshFromFile(const std::string &ovmFilePath, IMeshDAO &mesh, std::vector<std::vector<bool>> &meshCell3DsFacesOrientation) const;
 
    void ExportMeshToFile(const IMeshDAO &mesh,
                          const std::vector<std::vector<bool>> &meshCell3DsFacesOrientation,
                          const std::string &ovmFilePath) const;
};
} // namespace Gedim
 
#endif // __OpenVolumeMeshInterface_H