Integration of run_mesher code

src/SMESH/CMakeLists.txt

@@ -92,6 +92,7 @@ SET(SMESHimpl_HEADERS
   SMESH_Homard.hxx
   ctpl.h
   DriverMesh.hxx
+  DriverStep.hxx
 )
 
 # --- sources ---
@@ -113,6 +114,7 @@ SET(SMESHimpl_SOURCES
   MG_ADAPT.cxx
   SMESH_Homard.cxx
   DriverMesh.cxx
+  DriverStep.cxx
 )
 
 # --- rules ---

src/SMESH/DriverMesh.cxx

@@ -0,0 +1,95 @@
+// Copyright (C) 2007-2021  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   : DriverMesh.cxx
+//  Author : Yoann AUDOUIN, EDF
+//  Module : SMESH
+//
+
+#include "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 diff_med_file(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);
+}
+
+/**
+ * @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 import_mesh(const std::string mesh_file, SMESH_Mesh& aMesh, const std::string mesh_name){
+  // TODO: change that as it depends on the language
+  std::cout << "Importing mesh from " << mesh_file << std::endl;
+  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 export_mesh(const std::string mesh_file, SMESH_Mesh& aMesh, const std::string mesh_name){
+
+  // TODO: See how to get the name of the mesh. Is it usefull ?
+  std::cout << "Exporting mesh to " << mesh_file << std::endl;
+  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;
+}

src/SMESH/DriverMesh.hxx

@@ -0,0 +1,46 @@
+// Copyright (C) 2007-2021  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   : DriverMesh.hxx
+//  Author : Yoann AUDOUIN, EDF
+//  Module : SMESH
+//
+
+#ifndef _DRIVERMESH_HXX_
+#define _DRIVERMESH_HXX_
+
+#include <string>
+#include <cassert>
+
+class SMESH_Mesh;
+
+bool diff_med_file(const std::string mesh_file1,
+                   const std::string mesh_file2,
+                   const std::string mesh_name);
+int import_mesh(const std::string mesh_file,
+                SMESH_Mesh& aMesh,
+                const std::string meshName);
+int export_mesh(const std::string mesh_file,
+                SMESH_Mesh& aMesh,
+                const std::string meshName);
+
+#endif

src/SMESH/DriverStep.cxx

@@ -0,0 +1,128 @@
+// Copyright (C) 2007-2021  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   : DriverStep.cxx
+//  Author : Yoann AUDOUIN, EDF
+//  Module : SMESH
+//
+
+#include "DriverStep.hxx"
+
+#include <STEPControl_Reader.hxx>
+#include <STEPControl_Writer.hxx>
+#include <Interface_Static.hxx>
+
+//Occ include
+#include <TopoDS.hxx>
+
+
+/**
+ * @brief Compares two shape file (STEP)
+ *
+ * @param file1 first file
+ * @param file2 second file
+ *
+ * @return true if the files are the same
+ */
+bool diff_step_file(std::string file1, std::string file2){
+  std::ifstream sfile1(file1);
+  std::ifstream sfile2(file2);
+  std::string line1, line2;
+  int nb_lines = 0;
+
+  while(!sfile1.eof() && !sfile2.eof()){
+    std::getline(sfile1, line1);
+    std::getline(sfile2, line2);
+    nb_lines++;
+    // Skipping 4th line contain date of creation
+    if (nb_lines==4){
+      std::cout << "Skipping line" << std::endl;
+      continue;
+    }
+
+    // if lines are different end of read
+    if(line1 != line2){
+      return false;
+    }
+
+  }
+  // True if we reached the end of both files
+  return sfile1.eof() && sfile2.eof();
+}
+
+/**
+ * @brief Import the content of a shape file (STEP) into a TopDS_Shape object
+ *
+ * @param shape_file the shape file
+ * @param aShape the object
+ *
+ * @return error code
+ */
+int import_shape(const std::string shape_file, TopoDS_Shape& aShape){
+
+  std::cout << "Importing shape from " << shape_file << std::endl;
+  STEPControl_Reader reader;
+  // Forcing Unit in meter
+  Interface_Static::SetCVal("xstep.cascade.unit","M");
+  Interface_Static::SetIVal("read.step.ideas", 1);
+  Interface_Static::SetIVal("read.step.nonmanifold", 1);
+  IFSelect_ReturnStatus aStat = reader.ReadFile(shape_file.c_str());
+  if(aStat != IFSelect_RetDone)
+    std::cout << "Reading error for "  << shape_file << std::endl;
+
+  int NbTrans = reader.TransferRoots();
+  // There should be only one shape within the file
+  assert(NbTrans==1);
+  aShape = reader.OneShape();
+
+  return true;
+}
+
+/**
+ * @brief Export the content of a TopoDS_Shape into a shape file (STEP)
+ *
+ * @param shape_file the shape file
+ * @param aShape the object
+ *
+ * @return error code
+ */
+int export_shape(const std::string shape_file, const TopoDS_Shape& aShape){
+
+  std::cout << "Exporting shape to " << shape_file << std::endl;
+
+  STEPControl_Writer aWriter;
+  // Forcing Unit in meter
+  Interface_Static::SetCVal("xstep.cascade.unit","M");
+  Interface_Static::SetCVal("write.step.unit","M");
+  Interface_Static::SetIVal("write.step.nonmanifold", 1);
+
+  IFSelect_ReturnStatus aStat = aWriter.Transfer(aShape,STEPControl_AsIs);
+  if(aStat != IFSelect_RetDone)
+    std::cout << "Transfer error for "  << shape_file << std::endl;
+
+  aStat = aWriter.Write(shape_file.c_str());
+
+  if(aStat != IFSelect_RetDone)
+    std::cout << "Writing error for "  << shape_file << std::endl;
+
+  return aStat;
+}

src/SMESH/DriverStep.hxx

@@ -0,0 +1,41 @@
+// Copyright (C) 2007-2021  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   : DriverStep.hxx
+//  Author : Yoann AUDOUIN, EDF
+//  Module : SMESH
+//
+
+#ifndef _DRIVERSTEP_HXX_
+#define _DRIVERSTEP_HXX_
+
+#include <string>
+#include <cassert>
+
+class TopoDS_Shape;
+
+int import_shape(const std::string shape_file, TopoDS_Shape& aShape);
+int export_shape(const std::string shape_file, const TopoDS_Shape& aShape);
+bool diff_step_file(std::string file1, std::string file2);
+
+
+#endif