--- /dev/null
+// Copyright (C) 2007-2022 CEA/DEN, EDF R&D, OPEN CASCADE
+//
+// Copyright (C) 2003-2007 OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
+// CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Lesser General Public
+// License as published by the Free Software Foundation; either
+// version 2.1 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+// Lesser General Public License for more details.
+//
+// You should have received a copy of the GNU Lesser General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+//
+// See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
+//
+
+// File : SMESH_DriverMesh.cxx
+// Author : Yoann AUDOUIN, EDF
+// Module : SMESH
+//
+
+#include "utilities.h"
+
+#include "SMESH_DriverMesh.hxx"
+
+#include "SMESH_Mesh.hxx"
+#include "SMESH_Gen.hxx"
+
+#include <MEDFileMesh.hxx>
+#include <MEDCouplingUMesh.hxx>
+
+using namespace MEDCoupling;
+
+/**
+ * @brief Compares the mesh from two mesh files (MED)
+ *
+ * @param mesh_file1 First file
+ * @param mesh_file2 Second file
+ * @param mesh_name Name of the mesh in the files
+ *
+ * @return true if the mesh within the files are identical
+ */
+bool SMESH_DriverMesh::diffMEDFile(const std::string mesh_file1, const std::string mesh_file2, const std::string mesh_name){
+ MEDFileUMesh* medmesh1 = MEDFileUMesh::New(mesh_file1, mesh_name);
+ MEDFileUMesh* medmesh2 = MEDFileUMesh::New(mesh_file2, mesh_name);
+ MEDCouplingUMesh *m0_1=medmesh1->getMeshAtLevel(0,false);
+ MEDCouplingUMesh *m0_2=medmesh2->getMeshAtLevel(0,false);
+ return m0_1->isEqual(m0_2, 1e-12);
+}
+
+std::string getMeshName(std::string mesh_file){
+ // TODO: Memory leak but desctructor private check with AG
+ MEDFileUMesh * myMedMesh = MEDFileUMesh::New(mesh_file);
+
+ return myMedMesh->getLevel0Mesh()->getName();
+}
+
+/**
+ * @brief Import a mesh from a mesh file (MED) into a SMESH_Mesh object
+ *
+ * @param mesh_file the file
+ * @param aMesh the object
+ * @param mesh_name the name of the mesh in the file
+ *
+ * @return error code
+ */
+int SMESH_DriverMesh::importMesh(const std::string mesh_file, SMESH_Mesh& aMesh){
+ // TODO: change that as it depends on the language
+ std::string mesh_name = getMeshName(mesh_file);
+ MESSAGE("Importing mesh from " << mesh_file << " mesh " << mesh_name);
+ int ret = aMesh.MEDToMesh(mesh_file.c_str(), mesh_name.c_str());
+ return ret;
+}
+
+/**
+ * @brief Export the content of a SMESH_Mesh into a mesh file (MED)
+ *
+ * @param mesh_file the file
+ * @param aMesh the object
+ * @param mesh_name name of the mesh in the file
+ *
+ * @return error code
+ */
+
+int SMESH_DriverMesh::exportMesh(const std::string mesh_file, SMESH_Mesh& aMesh, const std::string mesh_name){
+
+ MESSAGE("Exporting mesh to " << mesh_file);
+ aMesh.ExportMED(mesh_file.c_str(), // theFile
+ mesh_name.c_str(), // theMeshName
+ false, // theAutoGroups
+ -1, // theVersion
+ nullptr, // theMeshPart
+ true, // theAutoDimension
+ true, // theAddODOnVertices
+ 1e-8, // theZTolerance
+ true // theSaveNumbers
+ );
+ return true;
+}