{
};
+ /*!
+ * NETGENPlugin_NETGEN_3D: interface of "Remote Tetrahedron (Netgen)" algorithm
+ */
+ interface NETGENPlugin_NETGEN_3D_Remote : NETGENPlugin::NETGENPlugin_NETGEN_3D
+ {
+ };
+
/*!
* NETGENPlugin_NETGEN_2D: interface of "Netgen 1D-2D" algorithm
*/
void SetQuadAllowed(in boolean value);
boolean GetQuadAllowed();
-
+
void SetUseSurfaceCurvature(in boolean value);
boolean GetUseSurfaceCurvature();
-
+
void SetFuseEdges(in boolean value);
boolean GetFuseEdges();
void SetWorstElemMeasure(in short val );
short GetWorstElemMeasure();
+ void SetNbThreads(in short val );
+ short GetNbThreads();
+
void SetUseDelauney(in boolean toUse);
boolean GetUseDelauney();
# See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
#
+INCLUDE(UseQtExt)
+
# --- options ---
# additional include directories
INCLUDE_DIRECTORIES(
+ ${QT_INCLUDES}
${KERNEL_INCLUDE_DIRS}
${GUI_INCLUDE_DIRS}
${GEOM_INCLUDE_DIRS}
)
# additional preprocessor / compiler flags
-ADD_DEFINITIONS(
+ADD_DEFINITIONS(
+ ${QT_DEFINITIONS}
${OMNIORB_DEFINITIONS}
${OpenCASCADE_DEFINITIONS}
${BOOST_DEFINITIONS}
${KERNEL_SalomeNS}
${KERNEL_SALOMELocalTrace}
${KERNEL_OpUtil}
+ VTK::CommonCore
+ VTK::CommonDataModel
SalomeIDLNETGENPLUGIN
+ Qt5::Core
)
# --- headers ---
# header files
SET(NETGENEngine_HEADERS
- NETGENPlugin_NETGEN_3D.hxx
- NETGENPlugin_NETGEN_3D_i.hxx
- NETGENPlugin_NETGEN_2D.hxx
- NETGENPlugin_NETGEN_2D_i.hxx
- NETGENPlugin_NETGEN_2D3D.hxx
- NETGENPlugin_NETGEN_2D3D_i.hxx
- NETGENPlugin_NETGEN_2D_ONLY.hxx
- NETGENPlugin_NETGEN_2D_ONLY_i.hxx
- NETGENPlugin_Hypothesis.hxx
- NETGENPlugin_Hypothesis_i.hxx
- NETGENPlugin_Hypothesis_2D.hxx
- NETGENPlugin_Hypothesis_2D_i.hxx
- NETGENPlugin_Hypothesis_3D_i.hxx
- NETGENPlugin_Hypothesis_2D_ONLY_i.hxx
- NETGENPlugin_SimpleHypothesis_2D.hxx
- NETGENPlugin_SimpleHypothesis_3D.hxx
- NETGENPlugin_SimpleHypothesis_2D_i.hxx
- NETGENPlugin_SimpleHypothesis_3D_i.hxx
- NETGENPlugin_Mesher.hxx
+ NETGENPlugin_NETGEN_3D.hxx
+ NETGENPlugin_NETGEN_3D_i.hxx
+ NETGENPlugin_NETGEN_2D.hxx
+ NETGENPlugin_NETGEN_2D_i.hxx
+ NETGENPlugin_NETGEN_2D3D.hxx
+ NETGENPlugin_NETGEN_2D3D_i.hxx
+ NETGENPlugin_NETGEN_2D_ONLY.hxx
+ NETGENPlugin_NETGEN_2D_ONLY_i.hxx
+ NETGENPlugin_Hypothesis.hxx
+ NETGENPlugin_Hypothesis_i.hxx
+ NETGENPlugin_Hypothesis_2D.hxx
+ NETGENPlugin_Hypothesis_2D_i.hxx
+ NETGENPlugin_Hypothesis_3D_i.hxx
+ NETGENPlugin_Hypothesis_2D_ONLY_i.hxx
+ NETGENPlugin_SimpleHypothesis_2D.hxx
+ NETGENPlugin_SimpleHypothesis_3D.hxx
+ NETGENPlugin_SimpleHypothesis_2D_i.hxx
+ NETGENPlugin_SimpleHypothesis_3D_i.hxx
+ NETGENPlugin_Mesher.hxx
NETGENPlugin_Remesher_2D.hxx
NETGENPlugin_Defs.hxx
+ NETGENPlugin_DriverParam.hxx
+ NETGENPlugin_NETGEN_3D_SA.hxx
+ NETGENPlugin_NETGEN_3D_Remote.hxx
+ NETGENPlugin_NETGEN_3D_Remote_i.hxx
)
# --- sources ---
NETGENPlugin_SimpleHypothesis_3D_i.cxx
NETGENPlugin_Remesher_2D.cxx
NETGENPlugin_i.cxx
+ NETGENPlugin_DriverParam.cxx
+ NETGENPlugin_NETGEN_3D_SA.cxx
+ NETGENPlugin_NETGEN_3D_Remote.cxx
+ NETGENPlugin_NETGEN_3D_Remote_i.cxx
+)
+
+SET(NetgenRunner_SOURCES
+ NETGENPlugin_Runner_main.cxx
)
# --- scripts ---
TARGET_LINK_LIBRARIES(NETGENEngine ${_link_LIBRARIES} )
INSTALL(TARGETS NETGENEngine EXPORT ${PROJECT_NAME}TargetGroup DESTINATION ${SALOME_INSTALL_LIBS})
+ADD_EXECUTABLE(NETGENPlugin_Runner ${NetgenRunner_SOURCES})
+TARGET_LINK_LIBRARIES(NETGENPlugin_Runner ${_link_LIBRARIES} NETGENEngine )
+INSTALL(TARGETS NETGENPlugin_Runner EXPORT ${PROJECT_NAME}TargetGroup DESTINATION ${SALOME_INSTALL_BINS})
+
INSTALL(FILES ${NETGENEngine_HEADERS} DESTINATION ${SALOME_INSTALL_HEADERS})
SALOME_INSTALL_SCRIPTS("${_bin_SCRIPTS}" ${SALOME_INSTALL_PYTHON}/salome/NETGENPlugin)
# Mesh algo type identifiers
#----------------------------
-## Algorithm type: Netgen tetrahedron 3D algorithm, see NETGEN_3D_Algorithm
+## Algorithm type: Netgen tetrahedron 3D algorithm, see NETGEN_3D_Algorithm
NETGEN_3D = "NETGEN_3D"
-## Algorithm type: Netgen tetrahedron 1D-2D-3D algorithm, see NETGEN_1D2D3D_Algorithm
+NETGEN_3D_Remote = "NETGEN_3D_Remote"
+## Algorithm type: Netgen tetrahedron 1D-2D-3D algorithm, see NETGEN_1D2D3D_Algorithm
NETGEN_1D2D3D = "NETGEN_2D3D"
-## Algorithm type: Netgen triangle 1D-2D algorithm, see NETGEN_1D2D_Algorithm
+## Algorithm type: Netgen triangle 1D-2D algorithm, see NETGEN_1D2D_Algorithm
NETGEN_1D2D = "NETGEN_2D"
## Algorithm type: Netgen triangle 2D algorithm, see NETGEN_2D_Only_Algorithm
NETGEN_2D = "NETGEN_2D_ONLY"
-## Algorithm type: Synonim of NETGEN_1D2D3D, see NETGEN_1D2D3D_Algorithm
+## Algorithm type: Synonim of NETGEN_1D2D3D, see NETGEN_1D2D3D_Algorithm
NETGEN_FULL = NETGEN_1D2D3D
-## Algorithm type: Synonim of NETGEN_3D, see NETGEN_3D_Algorithm
+## Algorithm type: Synonim of NETGEN_3D, see NETGEN_3D_Algorithm
NETGEN = NETGEN_3D
-## Algorithm type: Synonim of NETGEN_1D2D3D, see NETGEN_1D2D3D_Algorithm
+## Algorithm type: Synonim of NETGEN_1D2D3D, see NETGEN_1D2D3D_Algorithm
FULL_NETGEN = NETGEN_FULL
#----------------------------
if self.Parameters(): self.params.SetGrowthRate(theRate)
pass
+ ## Sets @c NbThreads parameter
+ # @param theRate new value of the @c NbThreads parameter
+ def SetNbThreads(self, theNumber):
+ if self.Parameters(): self.params.SetNbThreads(theNumber)
+ pass
+
## Creates meshing hypothesis according to the chosen algorithm type
# and initializes it with default parameters
# @param which hypothesis type; can be either @ref SOLE (default) or @ref SIMPLE
def SetLocalSizeOnShape(self, shape, size ):
self.Parameters().SetLocalSizeOnShape(shape, size)
pass
-
+
pass # end of NETGEN_Algorithm class
pass # end of NETGEN_1D2D3D_Algorithm class
-## Triangle NETGEN 1D-2D algorithm.
+## Triangle NETGEN 1D-2D algorithm.
#
# It can be created by calling smeshBuilder.Mesh.Triangle( smeshBuilder.NETGEN_1D2D, geom=0 )
#
# @internal
docHelper = "Creates triangle 2D algorithm for faces"
+
## Private constructor.
# @param mesh parent mesh object algorithm is assigned to
# @param geom geometry (shape/sub-shape) algorithm is assigned to;
## doc string of the method
# @internal
docHelper = "Creates triangle 2D algorithm for faces"
-
+
+ isDefault = True
+
## Private constructor.
# @param mesh parent mesh object algorithm is assigned to
# @param geom geometry (shape/sub-shape) algorithm is assigned to;
def LengthFromEdges(self):
hyp = self.Hypothesis("LengthFromEdges", UseExisting=1, CompareMethod=self.CompareEqualHyp)
return hyp
-
+
## Sets @c UseSurfaceCurvature flag
# @param toUse new value of the @c UseSurfaceCurvature parameter (@c True by default)
def SetUseSurfaceCurvature(self, toUse=True):
pass # end of NETGEN_3D_Algorithm class
+## Tetrahedron 3D algorithm
+#
+# It can be created by calling smeshBuilder.Mesh.Tetrahedron() or smeshBuilder.Mesh.Tetrahedron( smeshBuilder.NETGEN, geom=0 )
+#
+# This algorithm generates only 3D (volumes) elements for given geometrical shape
+# and, in contrast to NETGEN_1D2D3D_Algorithm class, should be used in conjunction
+# with other 1D and 2D meshing algorithms.
+class NETGEN_3D_Remote_Algorithm(NETGEN_3D_Algorithm):
+
+ ## type of algorithm used with helper function in smeshBuilder.Mesh class
+ # @internal
+ algoType = NETGEN_3D_Remote
+ ## flag pointing either this algorithm should be used by default in dynamic method
+ # of smeshBuilder.Mesh class
+ # @internal
+ isDefault = False
+ ## doc string of the method
+ # @internal
+ docHelper = "Remotely Creates tetrahedron 3D algorithm for solids"
+
+ ## Private constructor.
+ # @param mesh parent mesh object algorithm is assigned to
+ # @param geom geometry (shape/sub-shape) algorithm is assigned to;
+ # if it is @c 0 (default), the algorithm is assigned to the main shape
+ def __init__(self, mesh, geom=0):
+ NETGEN_3D_Algorithm.__init__(self, mesh, geom)
+ pass
+
+ pass # end of NETGEN_3D_Remote_Algorithm class
+
+
## Triangle (helper) 1D-2D algorithm
#
--- /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 : NETGENPlugin_DriverParam.hxx
+// Author : Yoann AUDOUIN, EDF
+// Module : NETGEN
+//
+#include "NETGENPlugin_DriverParam.hxx"
+
+
+#include <iostream>
+#include <fstream>
+#include <string>
+#include <cassert>
+
+/**
+ * @brief Print content of a netgen_params
+ *
+ * @param aParams The object to display
+ */
+void printNetgenParams(netgen_params& aParams){
+ std::cout << "has_netgen_param: " << aParams.has_netgen_param << std::endl;
+ std::cout << "maxh: " << aParams.maxh << std::endl;
+ std::cout << "minh: " << aParams.minh << std::endl;
+ std::cout << "segmentsperedge: " << aParams.segmentsperedge << std::endl;
+ std::cout << "grading: " << aParams.grading << std::endl;
+ std::cout << "curvaturesafety: " << aParams.curvaturesafety << std::endl;
+ std::cout << "secondorder: " << aParams.secondorder << std::endl;
+ std::cout << "quad: " << aParams.quad << std::endl;
+ std::cout << "optimize: " << aParams.optimize << std::endl;
+ std::cout << "fineness: " << aParams.fineness << std::endl;
+ std::cout << "uselocalh: " << aParams.uselocalh << std::endl;
+ std::cout << "merge_solids: " << aParams.merge_solids << std::endl;
+ std::cout << "chordalError: " << aParams.chordalError << std::endl;
+ std::cout << "optsteps2d: " << aParams.optsteps2d << std::endl;
+ std::cout << "optsteps3d: " << aParams.optsteps3d << std::endl;
+ std::cout << "elsizeweight: " << aParams.elsizeweight << std::endl;
+ std::cout << "opterrpow: " << aParams.opterrpow << std::endl;
+ std::cout << "delaunay: " << aParams.delaunay << std::endl;
+ std::cout << "checkoverlap: " << aParams.checkoverlap << std::endl;
+ std::cout << "checkchartboundary: " << aParams.checkchartboundary << std::endl;
+ std::cout << "closeedgefac: " << aParams.closeedgefac << std::endl;
+ std::cout << "nbThreadMesher: " << aParams.nbThreads << std::endl;
+ std::cout << "has_local_size: " << aParams.has_local_size << std::endl;
+ std::cout << "meshsizefilename: " << aParams.meshsizefilename << std::endl;
+ std::cout << "has_maxelementvolume_hyp: " << aParams.has_maxelementvolume_hyp << std::endl;
+ std::cout << "maxElementVolume: " << aParams.maxElementVolume << std::endl;
+ std::cout << "has_LengthFromEdges_hyp: " << aParams.has_LengthFromEdges_hyp << std::endl;
+}
+
+/**
+ * @brief Import a param_file into a netgen_params structure
+ *
+ * @param param_file Name of the file
+ * @param aParams Structure to fill
+ */
+void importNetgenParams(const std::string param_file, netgen_params& aParams){
+ std::ifstream myfile(param_file);
+ std::string line;
+
+ std::getline(myfile, line);
+ aParams.has_netgen_param = std::stoi(line);
+ std::getline(myfile, line);
+ aParams.maxh = std::stod(line);
+ std::getline(myfile, line);
+ aParams.minh = std::stod(line);
+ std::getline(myfile, line);
+ aParams.segmentsperedge = std::stod(line);
+ std::getline(myfile, line);
+ aParams.grading = std::stod(line);
+ std::getline(myfile, line);
+ aParams.curvaturesafety = std::stod(line);
+ std::getline(myfile, line);
+ aParams.secondorder = std::stoi(line);
+ std::getline(myfile, line);
+ aParams.quad = std::stoi(line);
+ std::getline(myfile, line);
+ aParams.optimize = std::stoi(line);
+ std::getline(myfile, line);
+ aParams.fineness = std::stoi(line);
+ std::getline(myfile, line);
+ aParams.uselocalh = std::stoi(line);
+ std::getline(myfile, line);
+ aParams.merge_solids = std::stoi(line);
+ std::getline(myfile, line);
+ aParams.chordalError = std::stod(line);
+ std::getline(myfile, line);
+ aParams.optsteps2d = std::stoi(line);
+ std::getline(myfile, line);
+ aParams.optsteps3d = std::stoi(line);
+ std::getline(myfile, line);
+ aParams.elsizeweight = std::stod(line);
+ std::getline(myfile, line);
+ aParams.opterrpow = std::stoi(line);
+ std::getline(myfile, line);
+ aParams.delaunay = std::stoi(line);
+ std::getline(myfile, line);
+ aParams.checkoverlap = std::stoi(line);
+ std::getline(myfile, line);
+ aParams.checkchartboundary = std::stoi(line);
+ std::getline(myfile, line);
+ aParams.closeedgefac = std::stoi(line);
+ std::getline(myfile, line);
+ aParams.nbThreads = std::stoi(line);
+ std::getline(myfile, line);
+ aParams.has_local_size = std::stoi(line);
+ std::getline(myfile, line);
+ aParams.meshsizefilename = line;
+ std::getline(myfile, line);
+ aParams.has_maxelementvolume_hyp = std::stoi(line);
+ std::getline(myfile, line);
+ aParams.maxElementVolume = std::stod(line);
+ std::getline(myfile, line);
+ aParams.maxElementVolume = std::stoi(line);
+
+};
+
+/**
+ * @brief Writes the content of a netgen_param into a file
+ *
+ * @param param_file the file
+ * @param aParams the object
+ */
+void exportNetgenParams(const std::string param_file, netgen_params& aParams){
+ std::ofstream myfile(param_file);
+ myfile << aParams.has_netgen_param << std::endl;
+ myfile << aParams.maxh << std::endl;
+ myfile << aParams.minh << std::endl;
+ myfile << aParams.segmentsperedge << std::endl;
+ myfile << aParams.grading << std::endl;
+ myfile << aParams.curvaturesafety << std::endl;
+ myfile << aParams.secondorder << std::endl;
+ myfile << aParams.quad << std::endl;
+ myfile << aParams.optimize << std::endl;
+ myfile << aParams.fineness << std::endl;
+ myfile << aParams.uselocalh << std::endl;
+ myfile << aParams.merge_solids << std::endl;
+ myfile << aParams.chordalError << std::endl;
+ myfile << aParams.optsteps2d << std::endl;
+ myfile << aParams.optsteps3d << std::endl;
+ myfile << aParams.elsizeweight << std::endl;
+ myfile << aParams.opterrpow << std::endl;
+ myfile << aParams.delaunay << std::endl;
+ myfile << aParams.checkoverlap << std::endl;
+ myfile << aParams.checkchartboundary << std::endl;
+ myfile << aParams.closeedgefac << std::endl;
+ myfile << aParams.nbThreads << std::endl;
+ myfile << aParams.has_local_size << std::endl;
+ myfile << aParams.meshsizefilename << std::endl;
+ myfile << aParams.has_maxelementvolume_hyp << std::endl;
+ myfile << aParams.maxElementVolume << std::endl;
+ myfile << aParams.has_LengthFromEdges_hyp << std::endl;
+};
--- /dev/null
+// 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 : NETGENPlugin_DriverParam.hxx
+// Author : Yoann AUDOUIN, EDF
+// Module : NETGEN
+//
+
+#ifndef _NETGENPLUGIN_DRIVERPARAM_HXX_
+#define _NETGENPLUGIN_DRIVERPARAM_HXX_
+
+#include <string>
+
+struct netgen_params{
+ // Params from NETGENPlugin_Mesher
+ // True if _hypParameters is not null
+ bool has_netgen_param=true;
+ double maxh;
+ double minh;
+ double segmentsperedge;
+ double grading;
+ double curvaturesafety;
+ int secondorder;
+ int quad;
+ bool optimize;
+ int fineness;
+ bool uselocalh;
+ bool merge_solids;
+ double chordalError;
+ int optsteps2d;
+ int optsteps3d;
+ double elsizeweight;
+ int opterrpow;
+ bool delaunay;
+ bool checkoverlap;
+ bool checkchartboundary;
+ int closeedgefac;
+
+ // Number of threads for the mesher
+ int nbThreads;
+
+ // True if we have a mesh size file or local size info
+ bool has_local_size = false;
+ std::string meshsizefilename;
+
+ // Params from NETGEN3D
+ // True if _hypMaxElementVolume is not null
+ bool has_maxelementvolume_hyp=false;
+ double maxElementVolume=0.0;
+
+ // Params from NETGEN2D
+ bool has_LengthFromEdges_hyp=false;
+
+};
+
+void printNetgenParams(netgen_params& aParams);
+
+void importNetgenParams(const std::string param_file, netgen_params& aParams);
+void exportNetgenParams(const std::string param_file, netgen_params& aParams);
+
+#endif
_nbVolOptSteps (GetDefaultNbVolOptSteps()),
_elemSizeWeight (GetDefaultElemSizeWeight()),
_worstElemMeasure (GetDefaultWorstElemMeasure()),
+ _nbThreads (GetDefaultNbThreads()),
_surfaceCurvature (GetDefaultSurfaceCurvature()),
_useDelauney (GetDefaultUseDelauney()),
_checkOverlapping (GetDefaultCheckOverlapping()),
//=============================================================================
/*!
- *
+ *
*/
//=============================================================================
void NETGENPlugin_Hypothesis::SetMinSize(double theSize)
//=============================================================================
/*!
- *
+ *
*/
//=============================================================================
void NETGENPlugin_Hypothesis::SetSecondOrder(bool theVal)
//=============================================================================
/*!
- *
+ *
*/
//=============================================================================
void NETGENPlugin_Hypothesis::SetOptimize(bool theVal)
//=============================================================================
/*!
- *
+ *
*/
//=============================================================================
void NETGENPlugin_Hypothesis::SetFineness(Fineness theFineness)
//=============================================================================
/*!
- *
+ *
*/
//=============================================================================
void NETGENPlugin_Hypothesis::SetGrowthRate(double theRate)
//=============================================================================
/*!
- *
+ *
*/
//=============================================================================
void NETGENPlugin_Hypothesis::SetNbSegPerEdge(double theVal)
//=============================================================================
/*!
- *
+ *
*/
//=============================================================================
void NETGENPlugin_Hypothesis::SetNbSegPerRadius(double theVal)
//=============================================================================
/*!
- *
+ *
*/
//=============================================================================
void NETGENPlugin_Hypothesis::SetChordalErrorEnabled(bool theVal)
//=============================================================================
/*!
- *
+ *
*/
//=============================================================================
void NETGENPlugin_Hypothesis::SetChordalError(double theVal)
//=============================================================================
/*!
- *
+ *
*/
//=============================================================================
void NETGENPlugin_Hypothesis::SetLocalSizeOnEntry(const std::string& entry, double localSize)
//=============================================================================
/*!
- *
+ *
*/
//=============================================================================
void NETGENPlugin_Hypothesis::UnsetLocalSizeOnEntry(const std::string& entry)
//=============================================================================
/*!
- *
+ *
*/
//=============================================================================
void NETGENPlugin_Hypothesis::SetMeshSizeFile(const std::string& fileName)
//=============================================================================
/*!
- *
+ *
*/
//=============================================================================
void NETGENPlugin_Hypothesis::SetQuadAllowed(bool theVal)
//=============================================================================
/*!
- *
+ *
*/
//=============================================================================
void NETGENPlugin_Hypothesis::SetSurfaceCurvature(bool theVal)
//=======================================================================
//function : SetNbSurfOptSteps
-//purpose :
+//purpose :
//=======================================================================
void NETGENPlugin_Hypothesis::SetNbSurfOptSteps( int theVal )
//=======================================================================
//function : SetNbVolOptSteps
-//purpose :
+//purpose :
//=======================================================================
void NETGENPlugin_Hypothesis::SetNbVolOptSteps( int theVal )
//=======================================================================
//function : SetElemSizeWeight
-//purpose :
+//purpose :
//=======================================================================
void NETGENPlugin_Hypothesis::SetElemSizeWeight( double theVal )
//=======================================================================
//function : SetWorstElemMeasure
-//purpose :
+//purpose :
//=======================================================================
void NETGENPlugin_Hypothesis::SetWorstElemMeasure( int theVal )
//=======================================================================
//function : SetUseDelauney
-//purpose :
+//purpose :
//=======================================================================
void NETGENPlugin_Hypothesis::SetUseDelauney( bool theVal )
//=======================================================================
//function : SetCheckOverlapping
-//purpose :
+//purpose :
//=======================================================================
void NETGENPlugin_Hypothesis::SetCheckOverlapping( bool theVal )
//=======================================================================
//function : SetCheckChartBoundary
-//purpose :
+//purpose :
//=======================================================================
void NETGENPlugin_Hypothesis::SetCheckChartBoundary( bool theVal )
}
}
+//=======================================================================
+//function : SetNbThreads
+//purpose :
+//=======================================================================
+
+void NETGENPlugin_Hypothesis::SetNbThreads( int theVal )
+{
+ if (theVal != _nbThreads)
+ {
+ _nbThreads = theVal;
+ NotifySubMeshesHypothesisModification();
+ }
+}
+
//=============================================================================
/*!
*
//=============================================================================
/*!
- *
+ *
*/
//=============================================================================
istream & NETGENPlugin_Hypothesis::LoadFrom(istream & load)
#include "Utils_SALOME_Exception.hxx"
#include <map>
+#include <thread>
// Parameters for work of NETGEN
//
void SetCheckChartBoundary( bool toCheck );
bool GetCheckChartBoundary() const { return _checkChartBoundary; }
+ void SetNbThreads( int val );
+ int GetNbThreads() const { return _nbThreads; }
+
// the default values (taken from NETGEN 4.5 sources)
static Fineness GetDefaultFineness() { return Moderate; }
static bool GetDefaultCheckOverlapping() { return true; }
static bool GetDefaultCheckChartBoundary(){ return true; }
static bool GetDefaultFuseEdges() { return true; }
+ static int GetDefaultNbThreads() { return std::thread::hardware_concurrency(); }
// Persistence
virtual std::ostream & SaveTo (std::ostream & save);
//bool _blockFilling; -- not used by netgen
// (SALOME additions)
bool _fuseEdges;
+
+ // Parallelism parameters
+ int _nbThreads;
};
#endif
NETGENPlugin_Hypothesis_i::
NETGENPlugin_Hypothesis_i (PortableServer::POA_ptr thePOA,
::SMESH_Gen* theGenImpl)
- : SALOME::GenericObj_i( thePOA ),
+ : SALOME::GenericObj_i( thePOA ),
SMESH_Hypothesis_i( thePOA ),
mySetMethodFlags(0)
{
//=======================================================================
//function : SetNbSurfOptSteps
-//purpose :
+//purpose :
//=======================================================================
void NETGENPlugin_Hypothesis_i::SetNbSurfOptSteps(CORBA::Short nb )
//=======================================================================
//function : SetNbVolOptSteps
-//purpose :
+//purpose :
//=======================================================================
void NETGENPlugin_Hypothesis_i::SetNbVolOptSteps(CORBA::Short nb )
//=======================================================================
//function : SetElemSizeWeight
-//purpose :
+//purpose :
//=======================================================================
void NETGENPlugin_Hypothesis_i::SetElemSizeWeight(CORBA::Double size )
//=======================================================================
//function : SetWorstElemMeasure
-//purpose :
+//purpose :
//=======================================================================
void NETGENPlugin_Hypothesis_i::SetWorstElemMeasure(CORBA::Short val )
//=======================================================================
//function : GetWorstElemMeasure
-//purpose :
+//purpose :
//=======================================================================
CORBA::Short NETGENPlugin_Hypothesis_i::GetWorstElemMeasure()
return (CORBA::Short) GetImpl()->GetWorstElemMeasure();
}
+//=======================================================================
+//function : SetNbThreads
+//purpose :
+//=======================================================================
+
+void NETGENPlugin_Hypothesis_i::SetNbThreads(CORBA::Short val )
+{
+ if ( GetNbThreads() != val )
+ {
+ this->GetImpl()->SetNbThreads( val );
+ SMESH::TPythonDump() << _this() << ".SetNbThreads( " << SMESH::TVar(val) << " )";
+ }
+}
+
+//=======================================================================
+//function : GetNbThreads
+//purpose :
+//=======================================================================
+
+CORBA::Short NETGENPlugin_Hypothesis_i::GetNbThreads()
+{
+ return (CORBA::Short) GetImpl()->GetNbThreads();
+}
+
//=======================================================================
//function : SetUseDelauney
-//purpose :
+//purpose :
//=======================================================================
void NETGENPlugin_Hypothesis_i::SetUseDelauney(CORBA::Boolean toUse)
//=======================================================================
//function : GetUseDelauney
-//purpose :
+//purpose :
//=======================================================================
CORBA::Boolean NETGENPlugin_Hypothesis_i::GetUseDelauney()
//=======================================================================
//function : SetCheckOverlapping
-//purpose :
+//purpose :
//=======================================================================
void NETGENPlugin_Hypothesis_i::SetCheckOverlapping(CORBA::Boolean toCheck )
//=======================================================================
//function : GetCheckOverlapping
-//purpose :
+//purpose :
//=======================================================================
CORBA::Boolean NETGENPlugin_Hypothesis_i::GetCheckOverlapping()
//=======================================================================
//function : SetCheckChartBoundary
-//purpose :
+//purpose :
//=======================================================================
void NETGENPlugin_Hypothesis_i::SetCheckChartBoundary(CORBA::Boolean toCheck )
//================================================================================
/*!
- * \brief Verify whether hypothesis supports given entity type
+ * \brief Verify whether hypothesis supports given entity type
* \param type - dimension (see SMESH::Dimension enumeration)
* \retval CORBA::Boolean - TRUE if dimension is supported, FALSE otherwise
- *
+ *
* Verify whether hypothesis supports given entity type (see SMESH::Dimension enumeration)
*/
-//================================================================================
+//================================================================================
CORBA::Boolean NETGENPlugin_Hypothesis_i::IsDimSupported( SMESH::Dimension type )
{
return type == SMESH::DIM_3D;
void SetWorstElemMeasure(CORBA::Short val );
CORBA::Short GetWorstElemMeasure();
+ void SetNbThreads(CORBA::Short val );
+ CORBA::Short GetNbThreads();
+
void SetUseDelauney(CORBA::Boolean toUse);
CORBA::Boolean GetUseDelauney();
// Get implementation
::NETGENPlugin_Hypothesis* GetImpl();
- // Verify whether hypothesis supports given entity type
+ // Verify whether hypothesis supports given entity type
CORBA::Boolean IsDimSupported( SMESH::Dimension type );
//================================================================================
/*!
- * \brief Restrict size of elements on the given edge
+ * \brief Restrict size of elements on the given edge
*/
//================================================================================
_fineness = NETGENPlugin_Hypothesis::GetDefaultFineness();
mparams.uselocalh = NETGENPlugin_Hypothesis::GetDefaultSurfaceCurvature();
netgen::merge_solids = NETGENPlugin_Hypothesis::GetDefaultFuseEdges();
+ // Unused argument but set 0 to initialise it
+ mparams.elementorder = 0;
#ifdef NETGEN_V6
- mparams.nthreads = std::thread::hardware_concurrency();
+ mparams.nthreads = NETGENPlugin_Hypothesis::GetDefaultNbThreads();
if ( getenv( "SALOME_NETGEN_DISABLE_MULTITHREADING" ))
{
mparams.nthreads = 1;
mparams.parallel_meshing = false;
}
-
#endif
}
+
//=============================================================================
/*!
* Pass parameters to NETGEN
#ifdef NETGEN_V6
// std::string
mparams.meshsizefilename = hyp->GetMeshSizeFile();
+ mparams.nthreads = hyp->GetNbThreads();
#else
// const char*
mparams.meshsizefilename= hyp->GetMeshSizeFile().empty() ? 0 : hyp->GetMeshSizeFile().c_str();
NETGENPlugin_Internals& internalShapes)
{
SMESHDS_Mesh* meshDS = internalShapes.getMesh().GetMeshDS();
-
+
// find ng indices of internal faces
set<int> ngFaceIds;
for ( int ngFaceID = 1; ngFaceID <= occgeom.fmap.Extent(); ++ngFaceID )
double dist3D = surf->Value( uv1.X(), uv1.Y() ).Distance( surf->Value( uv2.X(), uv2.Y() ));
if ( stopHandler == 0 ) // stop recursion
return dist3D;
-
+
// start recursion if necessary
double dist2D = SMESH_MesherHelper::ApplyIn2D(surf, uv1, uv2, gp_XY_Subtracted, 0).Modulus();
if ( fabs( dist3D - dist2D ) < dist2D * 1e-10 )
* \param wires - data of nodes on FACE boundary
* \param helper - mesher helper holding the FACE
* \param nodeVec - vector of nodes in which node index == netgen ID
- * \retval SMESH_ComputeErrorPtr - error description
+ * \retval SMESH_ComputeErrorPtr - error description
*/
//================================================================================
for ( int i = 1; i <= nbVol; ++i )
{
- const netgen::Element& elem = ngMesh.VolumeElement(i);
+ const netgen::Element& elem = ngMesh.VolumeElement(i);
int aSolidInd = elem.GetIndex();
TopoDS_Solid aSolid;
if ( aSolidInd > 0 && aSolidInd <= occgeo.somap.Extent() )
// vector of nodes in which node index == netgen ID
vector< const SMDS_MeshNode* > nodeVec;
-
+
{
// ----------------
// compute 1D mesh
const int hugeNb = std::numeric_limits<int>::max() / 100;
// ----------------
- // evaluate 1D
+ // evaluate 1D
// ----------------
// pass 1D simple parameters to NETGEN
if ( _simpleHyp )
return false;
// ----------------
- // evaluate 2D
+ // evaluate 2D
// ----------------
if ( _simpleHyp ) {
if ( double area = _simpleHyp->GetMaxElementArea() ) {
}
else if ( strncmp( file, "Intersecting: ", 14 ) == 0 )
{
-// Intersecting:
+// Intersecting:
// openelement 18 with open element 126
-// 41 36 38
+// 41 36 38
// 69 70 72
file.getLine();
const char* pos = file;
#else //////// V 5
PointIndex pi;
- for (pi = PointIndex::BASE;
+ for (pi = PointIndex::BASE;
pi < ngMesh->GetNP()+PointIndex::BASE; pi++)
{
outfile << "mesh.AddNode( ";
_ngcerr = NULL;
if ( !getenv( "KEEP_NETGEN_OUTPUT" ))
{
- // redirect all netgen output (mycout,myerr,cout) to _outputFileName
- _outputFileName = getOutputFileName();
- _ngcout = netgen::mycout;
- _ngcerr = netgen::myerr;
- netgen::mycout = new ofstream ( _outputFileName.c_str() );
- netgen::myerr = netgen::mycout;
- _coutBuffer = std::cout.rdbuf();
-#ifdef _DEBUG_
- std::cout << "NOTE: netgen output is redirected to file " << _outputFileName << std::endl;
-#else
- std::cout.rdbuf( netgen::mycout->rdbuf() );
-#endif
+ setOutputFile(getOutputFileName());
}
setMesh( Ng_NewMesh() );
if ( !ngMesh )
ngMesh = new netgen::Mesh;
+ // To dump mparam
+ // netgen::mparam.Print(std::cerr);
+
#ifdef NETGEN_V6
ngMesh->SetGeometry( shared_ptr<netgen::NetgenGeometry>( &occgeo, &NOOP_Deleter ));
return aGenericName.ToCString();
}
+//================================================================================
+/*!
+ * \brief Set output file name for netgen log
+ */
+//================================================================================
+
+void NETGENPlugin_NetgenLibWrapper::setOutputFile(std::string outputfile)
+{
+ // redirect all netgen output (mycout,myerr,cout) to _outputFileName
+ _outputFileName = outputfile;
+ _ngcout = netgen::mycout;
+ _ngcerr = netgen::myerr;
+ netgen::mycout = new ofstream ( _outputFileName.c_str() );
+ netgen::myerr = netgen::mycout;
+ _coutBuffer = std::cout.rdbuf();
+#ifdef _DEBUG_
+ std::cout << "NOTE: netgen output is redirected to file " << _outputFileName << std::endl;
+#else
+ std::cout.rdbuf( netgen::mycout->rdbuf() );
+#endif
+}
//================================================================================
/*!
void setMesh( nglib::Ng_Mesh* mesh );
nglib::Ng_Mesh* ngMesh() { return (nglib::Ng_Mesh*)(void*)_ngMesh; }
+
+
static int GenerateMesh(netgen::OCCGeometry& occgeo, int startWith, int endWith,
netgen::Mesh* & ngMesh);
int GenerateMesh(netgen::OCCGeometry& occgeo, int startWith, int endWith )
{
return GenerateMesh( occgeo, startWith, endWith, _ngMesh );
}
+
static void CalcLocalH( netgen::Mesh * ngMesh );
static void RemoveTmpFiles();
static int& instanceCounter();
+ void setOutputFile(std::string);
private:
std::string getOutputFileName();
*/
//=============================================================================
-class NETGENPLUGIN_EXPORT NETGENPlugin_Mesher
+class NETGENPLUGIN_EXPORT NETGENPlugin_Mesher
{
public:
// ---------- PUBLIC METHODS ----------
bool isShapeToPrecompute(const TopoDS_Shape& s);
// 2D meshing
- // edges
+ // edges
bool hasInternalEdges() const { return !_e2face.empty(); }
bool isInternalEdge( int id ) const { return _e2face.count( id ); }
const std::map<int,int>& getEdgesAndVerticesWithFaces() const { return _e2face; }
//=============================================================================
/*!
- *
+ *
*/
//=============================================================================
: SMESH_2D_Algo(hypId, gen)
{
_name = "NETGEN_2D_ONLY";
-
+
_shapeType = (1 << TopAbs_FACE);// 1 bit /shape type
_onlyUnaryInput = false; // treat all FACEs at once
//=============================================================================
/*!
- *
+ *
*/
//=============================================================================
//=============================================================================
/*!
- *
+ *
*/
//=============================================================================
#include <StdMeshers_MaxElementVolume.hxx>
#include <StdMeshers_QuadToTriaAdaptor.hxx>
#include <StdMeshers_ViscousLayers.hxx>
+#include <SMESH_subMesh.hxx>
+
#include <BRepGProp.hxx>
#include <BRep_Tool.hxx>
#include <vector>
#include <map>
+#include <cstdlib>
+
/*
Netgen include files
*/
//=============================================================================
/*!
- *
+ *
*/
//=============================================================================
//=============================================================================
/*!
- *
+ *
*/
//=============================================================================
//=============================================================================
/*!
- *
+ *
*/
//=============================================================================
_maxElementVolume = DBL_MAX;
// for correct work of GetProgress():
- netgen::multithread.percent = 0.;
- netgen::multithread.task = "Volume meshing";
+ //netgen::multithread.percent = 0.;
+ //netgen::multithread.task = "Volume meshing";
_progressByTic = -1.;
list<const SMESHDS_Hypothesis*>::const_iterator itl;
return aStatus == HYP_OK;
}
+
+
//=============================================================================
/*!
*Here we are going to use the NETGEN mesher
*/
//=============================================================================
-bool NETGENPlugin_NETGEN_3D::Compute(SMESH_Mesh& aMesh,
- const TopoDS_Shape& aShape)
+
+/**
+ * @brief Compute the list of already meshed Surface elements and info
+ * on their orientation and if they are internal
+ *
+ * @param aMesh Global Mesh
+ * @param aShape Shape associated to the mesh
+ * @param proxyMesh pointer to mesh used fo find the elements
+ * @param internals information on internal sub shapes
+ * @param helper helper associated to the mesh
+ * @param listElements map of surface element associated with
+ * their orientation and internal status
+ * @return true if their was some error
+ */
+bool NETGENPlugin_NETGEN_3D::getSurfaceElements(
+ SMESH_Mesh& aMesh,
+ const TopoDS_Shape& aShape,
+ SMESH_ProxyMesh::Ptr proxyMesh,
+ NETGENPlugin_Internals &internals,
+ SMESH_MesherHelper &helper,
+ std::map<const SMDS_MeshElement*, tuple<bool, bool>, TIDCompare>& listElements
+)
+{
+ SMESHDS_Mesh* meshDS = aMesh.GetMeshDS();
+ TopAbs_ShapeEnum mainType = aMesh.GetShapeToMesh().ShapeType();
+ bool checkReverse = ( mainType == TopAbs_COMPOUND || mainType == TopAbs_COMPSOLID );
+
+ for ( TopExp_Explorer exFa( aShape, TopAbs_FACE ); exFa.More(); exFa.Next())
+ {
+ const TopoDS_Shape& aShapeFace = exFa.Current();
+ int faceID = meshDS->ShapeToIndex( aShapeFace );
+ bool isInternalFace = internals.isInternalShape( faceID );
+ bool isRev = false;
+ if ( checkReverse && !isInternalFace &&
+ helper.NbAncestors(aShapeFace, aMesh, aShape.ShapeType()) > 1 )
+ // IsReversedSubMesh() can work wrong on strongly curved faces,
+ // so we use it as less as possible
+ isRev = helper.IsReversedSubMesh( TopoDS::Face( aShapeFace ));
+
+ const SMESHDS_SubMesh * aSubMeshDSFace = proxyMesh->GetSubMesh( aShapeFace );
+ if ( !aSubMeshDSFace ) continue;
+
+ SMDS_ElemIteratorPtr iteratorElem = aSubMeshDSFace->GetElements();
+ if ( _quadraticMesh &&
+ dynamic_cast< const SMESH_ProxyMesh::SubMesh*>( aSubMeshDSFace ))
+ {
+ // add medium nodes of proxy triangles to helper (#16843)
+ while ( iteratorElem->more() )
+ helper.AddTLinks( static_cast< const SMDS_MeshFace* >( iteratorElem->next() ));
+
+ iteratorElem = aSubMeshDSFace->GetElements();
+ }
+ while(iteratorElem->more()){
+ const SMDS_MeshElement* elem = iteratorElem->next();
+ // check mesh face
+ if ( !elem ){
+ return error( COMPERR_BAD_INPUT_MESH, "Null element encounters");
+ }
+ if ( elem->NbCornerNodes() != 3 ){
+ return error( COMPERR_BAD_INPUT_MESH, "Not triangle element encounters");
+ }
+ listElements[elem] = tuple(isRev, isInternalFace);
+ }
+ }
+
+ return false;
+}
+
+/**
+ * @brief Part of Compute: adding already meshed elements
+ * into netgen structure
+ *
+ * @param aMesh Global mesh
+ * @param aShape Shape associated with the mesh
+ * @param nodeVec Mapping between nodes mesh id and netgen structure id
+ * @param ngLib Wrapper on netgen lib
+ * @param helper helper assocaited to the mesh
+ * @param Netgen_NbOfNodes Number of nodes in netge structure
+ * @return true if there was some error
+ */
+
+bool NETGENPlugin_NETGEN_3D::computeFillNgMesh(
+ SMESH_Mesh& aMesh,
+ const TopoDS_Shape& aShape,
+ vector< const SMDS_MeshNode* > &nodeVec,
+ NETGENPlugin_NetgenLibWrapper &ngLib,
+ SMESH_MesherHelper &helper,
+ int &Netgen_NbOfNodes)
{
netgen::multithread.terminate = 0;
netgen::multithread.task = "Volume meshing";
SMESHDS_Mesh* meshDS = aMesh.GetMeshDS();
- SMESH_MesherHelper helper(aMesh);
_quadraticMesh = helper.IsQuadraticSubMesh(aShape);
helper.SetElementsOnShape( true );
- int Netgen_NbOfNodes = 0;
+ Netgen_NbOfNodes = 0;
double Netgen_point[3];
int Netgen_triangle[3];
- NETGENPlugin_NetgenLibWrapper ngLib;
Ng_Mesh * Netgen_mesh = (Ng_Mesh*)ngLib._ngMesh;
- // vector of nodes in which node index == netgen ID
- vector< const SMDS_MeshNode* > nodeVec;
{
const int invalid_ID = -1;
SMESH::Controls::TSequenceOfXYZ nodesCoords;
// maps nodes to ng ID
+ // map must be sorted by ID to ensure that we will have the same number of
+ // 3D element if we recompute
typedef map< const SMDS_MeshNode*, int, TIDCompare > TNodeToIDMap;
typedef TNodeToIDMap::value_type TN2ID;
TNodeToIDMap nodeToNetgenID;
// ---------------------------------
// Feed the Netgen with surface mesh
// ---------------------------------
-
- TopAbs_ShapeEnum mainType = aMesh.GetShapeToMesh().ShapeType();
- bool checkReverse = ( mainType == TopAbs_COMPOUND || mainType == TopAbs_COMPSOLID );
+ bool isRev=false;
+ bool isInternalFace=false;
SMESH_ProxyMesh::Ptr proxyMesh( new SMESH_ProxyMesh( aMesh ));
if ( _viscousLayersHyp )
proxyMesh.reset( Adaptor );
}
- for ( TopExp_Explorer exFa( aShape, TopAbs_FACE ); exFa.More(); exFa.Next())
+ // map must be sorted by ID to ensure that we will have the same number of
+ // 3D element if we recompute
+ std::map<const SMDS_MeshElement*, tuple<bool, bool>, TIDCompare> listElements;
+ bool ret = getSurfaceElements(aMesh, aShape, proxyMesh, internals, helper, listElements);
+ if(ret)
+ return ret;
+
+ for ( auto const& [elem, info] : listElements ) // loop on elements on a geom face
{
- const TopoDS_Shape& aShapeFace = exFa.Current();
- int faceID = meshDS->ShapeToIndex( aShapeFace );
- bool isInternalFace = internals.isInternalShape( faceID );
- bool isRev = false;
- if ( checkReverse && !isInternalFace &&
- helper.NbAncestors(aShapeFace, aMesh, aShape.ShapeType()) > 1 )
- // IsReversedSubMesh() can work wrong on strongly curved faces,
- // so we use it as less as possible
- isRev = helper.IsReversedSubMesh( TopoDS::Face( aShapeFace ));
-
- const SMESHDS_SubMesh * aSubMeshDSFace = proxyMesh->GetSubMesh( aShapeFace );
- if ( !aSubMeshDSFace ) continue;
-
- SMDS_ElemIteratorPtr iteratorElem = aSubMeshDSFace->GetElements();
- if ( _quadraticMesh &&
- dynamic_cast< const SMESH_ProxyMesh::SubMesh*>( aSubMeshDSFace ))
- {
- // add medium nodes of proxy triangles to helper (#16843)
- while ( iteratorElem->more() )
- helper.AddTLinks( static_cast< const SMDS_MeshFace* >( iteratorElem->next() ));
+ isRev = get<0>(info);
+ isInternalFace = get<1>(info);
+ // Add nodes of triangles and triangles them-selves to netgen mesh
- iteratorElem = aSubMeshDSFace->GetElements();
- }
- while ( iteratorElem->more() ) // loop on elements on a geom face
+ // add three nodes of triangle
+ bool hasDegen = false;
+ for ( int iN = 0; iN < 3; ++iN )
{
- // check mesh face
- const SMDS_MeshElement* elem = iteratorElem->next();
- if ( !elem )
- return error( COMPERR_BAD_INPUT_MESH, "Null element encounters");
- if ( elem->NbCornerNodes() != 3 )
- return error( COMPERR_BAD_INPUT_MESH, "Not triangle element encounters");
-
- // Add nodes of triangles and triangles them-selves to netgen mesh
-
- // add three nodes of triangle
- bool hasDegen = false;
- for ( int iN = 0; iN < 3; ++iN )
+ const SMDS_MeshNode* node = elem->GetNode( iN );
+ const int shapeID = node->getshapeId();
+ if ( node->GetPosition()->GetTypeOfPosition() == SMDS_TOP_EDGE &&
+ helper.IsDegenShape( shapeID ))
{
- const SMDS_MeshNode* node = elem->GetNode( iN );
- const int shapeID = node->getshapeId();
- if ( node->GetPosition()->GetTypeOfPosition() == SMDS_TOP_EDGE &&
- helper.IsDegenShape( shapeID ))
- {
- // ignore all nodes on degeneraged edge and use node on its vertex instead
- TopoDS_Shape vertex = TopoDS_Iterator( meshDS->IndexToShape( shapeID )).Value();
- node = SMESH_Algo::VertexNode( TopoDS::Vertex( vertex ), meshDS );
- hasDegen = true;
- }
- int& ngID = nodeToNetgenID.insert(TN2ID( node, invalid_ID )).first->second;
- if ( ngID == invalid_ID )
- {
- ngID = ++Netgen_NbOfNodes;
- Netgen_point [ 0 ] = node->X();
- Netgen_point [ 1 ] = node->Y();
- Netgen_point [ 2 ] = node->Z();
- Ng_AddPoint(Netgen_mesh, Netgen_point);
- }
- Netgen_triangle[ isRev ? 2-iN : iN ] = ngID;
+ // ignore all nodes on degeneraged edge and use node on its vertex instead
+ TopoDS_Shape vertex = TopoDS_Iterator( meshDS->IndexToShape( shapeID )).Value();
+ node = SMESH_Algo::VertexNode( TopoDS::Vertex( vertex ), meshDS );
+ hasDegen = true;
}
- // add triangle
- if ( hasDegen && (Netgen_triangle[0] == Netgen_triangle[1] ||
- Netgen_triangle[0] == Netgen_triangle[2] ||
- Netgen_triangle[2] == Netgen_triangle[1] ))
- continue;
-
- Ng_AddSurfaceElement(Netgen_mesh, NG_TRIG, Netgen_triangle);
-
- if ( isInternalFace && !proxyMesh->IsTemporary( elem ))
+ int& ngID = nodeToNetgenID.insert(TN2ID( node, invalid_ID )).first->second;
+ if ( ngID == invalid_ID )
{
- swap( Netgen_triangle[1], Netgen_triangle[2] );
- Ng_AddSurfaceElement(Netgen_mesh, NG_TRIG, Netgen_triangle);
+ ngID = ++Netgen_NbOfNodes;
+ Netgen_point [ 0 ] = node->X();
+ Netgen_point [ 1 ] = node->Y();
+ Netgen_point [ 2 ] = node->Z();
+ Ng_AddPoint(Netgen_mesh, Netgen_point);
}
- } // loop on elements on a face
- } // loop on faces of a SOLID or SHELL
+ Netgen_triangle[ isRev ? 2-iN : iN ] = ngID;
+ }
+ // add triangle
+ if ( hasDegen && (Netgen_triangle[0] == Netgen_triangle[1] ||
+ Netgen_triangle[0] == Netgen_triangle[2] ||
+ Netgen_triangle[2] == Netgen_triangle[1] ))
+ continue;
+
+ Ng_AddSurfaceElement(Netgen_mesh, NG_TRIG, Netgen_triangle);
+
+ if ( isInternalFace && !proxyMesh->IsTemporary( elem ))
+ {
+ swap( Netgen_triangle[1], Netgen_triangle[2] );
+ Ng_AddSurfaceElement(Netgen_mesh, NG_TRIG, Netgen_triangle);
+ }
+ } // loop on elements on a face
// insert old nodes into nodeVec
nodeVec.resize( nodeToNetgenID.size() + 1, 0 );
internals);
}
}
+ Netgen_NbOfNodes = Ng_GetNP( Netgen_mesh );
+ return false;
+}
- // -------------------------
- // Generate the volume mesh
- // -------------------------
+/**
+ * @brief Part of Compute: Setting the netgen parameters from the Hypothesis
+ *
+ * @param aMesh Global mesh
+ * @param ngLib Wrapper on netgen lib
+ * @param occgeo Mapping between nodes mesh id and netgen structure id
+ * @param helper helper assocaited to the mesh
+ * @param endWith end step of netgen
+ * @return true if there was some error
+ */
+bool NETGENPlugin_NETGEN_3D::computePrepareParam(
+ SMESH_Mesh& aMesh,
+ NETGENPlugin_NetgenLibWrapper &ngLib,
+ netgen::OCCGeometry &occgeo,
+ SMESH_MesherHelper &helper,
+ int &endWith)
- return ( ngLib._isComputeOk = compute( aMesh, helper, nodeVec, ngLib ));
+{
+ netgen::multithread.terminate = 0;
+
+ netgen::Mesh* ngMesh = ngLib._ngMesh;
+
+ NETGENPlugin_Mesher aMesher( &aMesh, helper.GetSubShape(), /*isVolume=*/true );
+
+
+ if ( _hypParameters )
+ {
+ aMesher.SetParameters( _hypParameters );
+
+ if ( !_hypParameters->GetLocalSizesAndEntries().empty() ||
+ !_hypParameters->GetMeshSizeFile().empty() )
+ {
+ if ( ! &ngMesh->LocalHFunction() )
+ {
+ netgen::Point3d pmin, pmax;
+ ngMesh->GetBox( pmin, pmax, 0 );
+ ngMesh->SetLocalH( pmin, pmax, _hypParameters->GetGrowthRate() );
+ }
+ aMesher.SetLocalSize( occgeo, *ngMesh );
+
+ try {
+ ngMesh->LoadLocalMeshSize( netgen::mparam.meshsizefilename );
+ } catch (netgen::NgException & ex) {
+ return error( COMPERR_BAD_PARMETERS, ex.What() );
+ }
+ }
+ if ( !_hypParameters->GetOptimize() )
+ endWith = netgen::MESHCONST_MESHVOLUME;
+ }
+ else if ( _hypMaxElementVolume )
+ {
+ netgen::mparam.maxh = pow( 72, 1/6. ) * pow( _maxElementVolume, 1/3. );
+ // limitVolumeSize( ngMesh, mparam.maxh ); // result is unpredictable
+ }
+ else if ( aMesh.HasShapeToMesh() )
+ {
+ aMesher.PrepareOCCgeometry( occgeo, helper.GetSubShape(), aMesh );
+ netgen::mparam.maxh = occgeo.GetBoundingBox().Diam()/2;
+ }
+ else
+ {
+ netgen::Point3d pmin, pmax;
+ ngMesh->GetBox (pmin, pmax);
+ netgen::mparam.maxh = Dist(pmin, pmax)/2;
+ }
+
+ if ( !_hypParameters && aMesh.HasShapeToMesh() )
+ {
+ netgen::mparam.minh = aMesher.GetDefaultMinSize( helper.GetSubShape(), netgen::mparam.maxh );
+ }
+ return false;
}
-// namespace
-// {
-// void limitVolumeSize( netgen::Mesh* ngMesh,
-// double maxh )
-// {
-// // get average h of faces
-// double faceh = 0;
-// int nbh = 0;
-// for (int i = 1; i <= ngMesh->GetNSE(); i++)
-// {
-// const netgen::Element2d& face = ngMesh->SurfaceElement(i);
-// for (int j=1; j <= face.GetNP(); ++j)
-// {
-// const netgen::PointIndex & i1 = face.PNumMod(j);
-// const netgen::PointIndex & i2 = face.PNumMod(j+1);
-// if ( i1 < i2 )
-// {
-// const netgen::Point3d & p1 = ngMesh->Point( i1 );
-// const netgen::Point3d & p2 = ngMesh->Point( i2 );
-// faceh += netgen::Dist2( p1, p2 );
-// nbh++;
-// }
-// }
-// }
-// faceh = Sqrt( faceh / nbh );
-
-// double compareh;
-// if ( faceh < 0.5 * maxh ) compareh = -1;
-// else if ( faceh > 1.5 * maxh ) compareh = 1;
-// else compareh = 0;
-// // cerr << "faceh " << faceh << endl;
-// // cerr << "init maxh " << maxh << endl;
-// // cerr << "compareh " << compareh << endl;
-
-// if ( compareh > 0 )
-// maxh *= 1.2;
-// else
-// maxh *= 0.8;
-// // cerr << "maxh " << maxh << endl;
-
-// // get bnd box
-// netgen::Point3d pmin, pmax;
-// ngMesh->GetBox( pmin, pmax, 0 );
-// const double dx = pmax.X() - pmin.X();
-// const double dy = pmax.Y() - pmin.Y();
-// const double dz = pmax.Z() - pmin.Z();
-
-// if ( ! & ngMesh->LocalHFunction() )
-// ngMesh->SetLocalH( pmin, pmax, compareh <= 0 ? 0.1 : 0.5 );
-
-// // adjusted by SALOME_TESTS/Grids/smesh/bugs_08/I8
-// const int nbX = Max( 2, int( dx / maxh * 2 ));
-// const int nbY = Max( 2, int( dy / maxh * 2 ));
-// const int nbZ = Max( 2, int( dz / maxh * 2 ));
-
-// netgen::Point3d p;
-// for ( int i = 0; i <= nbX; ++i )
-// {
-// p.X() = pmin.X() + i * dx / nbX;
-// for ( int j = 0; j <= nbY; ++j )
-// {
-// p.Y() = pmin.Y() + j * dy / nbY;
-// for ( int k = 0; k <= nbZ; ++k )
-// {
-// p.Z() = pmin.Z() + k * dz / nbZ;
-// ngMesh->RestrictLocalH( p, maxh );
-// }
-// }
-// }
-// }
-// }
+/**
+ * @brief Part of Compute: call to the netgen mesher
+ *
+ * @param occgeo netgen geometry structure
+ * @param nodeVec Mapping between nodes mesh id and netgen structure id
+ * @param ngMesh netgen mesh structure
+ * @param ngLib Wrapper on netgen lib
+ * @param startWith starting step of netgen
+ * @param endWith end step of netgen
+ * @return true if there was some error
+ */
+bool NETGENPlugin_NETGEN_3D::computeRunMesher(
+ netgen::OCCGeometry &occgeo,
+ vector< const SMDS_MeshNode* > &nodeVec,
+ netgen::Mesh* ngMesh,
+ NETGENPlugin_NetgenLibWrapper &ngLib,
+ int &startWith, int &endWith)
+{
+ int err = 1;
+
+ try
+ {
+ OCC_CATCH_SIGNALS;
+
+ ngLib.CalcLocalH(ngMesh);
+ err = ngLib.GenerateMesh(occgeo, startWith, endWith);
+
+ if(netgen::multithread.terminate)
+ return false;
+ if ( err ){
+ error(SMESH_Comment("Error in netgen::OCCGenerateMesh() at ") << netgen::multithread.task);
+ }
+ }
+ catch (Standard_Failure& ex)
+ {
+ SMESH_Comment str("Exception in netgen::OCCGenerateMesh()");
+ str << " at " << netgen::multithread.task
+ << ": " << ex.DynamicType()->Name();
+ if ( ex.GetMessageString() && strlen( ex.GetMessageString() ))
+ str << ": " << ex.GetMessageString();
+ error(str);
+ }
+ catch (netgen::NgException& exc)
+ {
+ SMESH_Comment str("NgException");
+ if ( strlen( netgen::multithread.task ) > 0 )
+ str << " at " << netgen::multithread.task;
+ str << ": " << exc.What();
+ error(str);
+ }
+ catch (...)
+ {
+ SMESH_Comment str("Exception in netgen::OCCGenerateMesh()");
+ if ( strlen( netgen::multithread.task ) > 0 )
+ str << " at " << netgen::multithread.task;
+ error(str);
+ }
+
+ if ( err )
+ {
+ SMESH_ComputeErrorPtr ce = NETGENPlugin_Mesher::ReadErrors(nodeVec);
+ if ( ce && ce->HasBadElems() ){
+ error( ce );
+ }
+ }
+
+ return false;
+}
+
+/**
+ * @brief Part of Compute: Adding new element created by mesher to SMESH_Mesh
+ *
+ * @param nodeVec Mapping between nodes mesh id and netgen structure id
+ * @param ngLib Wrapper on netgen lib
+ * @param helper tool associated to the mesh to add element
+ * @param Netgen_NbOfNodes Number of nodes in netgen structure
+ * @return true if there was some error
+ */
+bool NETGENPlugin_NETGEN_3D::computeFillMesh(
+ vector< const SMDS_MeshNode* > &nodeVec,
+ NETGENPlugin_NetgenLibWrapper &ngLib,
+ SMESH_MesherHelper &helper,
+ int &Netgen_NbOfNodes
+ )
+{
+ Ng_Mesh* Netgen_mesh = ngLib.ngMesh();
+
+ int Netgen_NbOfNodesNew = Ng_GetNP(Netgen_mesh);
+ int Netgen_NbOfTetra = Ng_GetNE(Netgen_mesh);
+
+ bool isOK = ( /*status == NG_OK &&*/ Netgen_NbOfTetra > 0 );// get whatever built
+ if ( isOK )
+ {
+ double Netgen_point[3];
+ int Netgen_tetrahedron[4];
+
+ // create and insert new nodes into nodeVec
+ nodeVec.resize( Netgen_NbOfNodesNew + 1, 0 );
+ int nodeIndex = Netgen_NbOfNodes + 1;
+ for ( ; nodeIndex <= Netgen_NbOfNodesNew; ++nodeIndex )
+ {
+ Ng_GetPoint( Netgen_mesh, nodeIndex, Netgen_point );
+ nodeVec.at(nodeIndex) = helper.AddNode(Netgen_point[0], Netgen_point[1], Netgen_point[2]);
+ }
+
+ // create tetrahedrons
+ for ( int elemIndex = 1; elemIndex <= Netgen_NbOfTetra; ++elemIndex )
+ {
+ Ng_GetVolumeElement(Netgen_mesh, elemIndex, Netgen_tetrahedron);
+ try
+ {
+ helper.AddVolume (nodeVec.at( Netgen_tetrahedron[0] ),
+ nodeVec.at( Netgen_tetrahedron[1] ),
+ nodeVec.at( Netgen_tetrahedron[2] ),
+ nodeVec.at( Netgen_tetrahedron[3] ));
+ }
+ catch (...)
+ {
+ }
+ }
+ }
+ return false;
+}
+
+
+/**
+ * @brief Compute mesh associate to shape
+ *
+ * @param aMesh The mesh
+ * @param aShape The shape
+ * @return true fi there are some error
+ */
+bool NETGENPlugin_NETGEN_3D::Compute(
+ SMESH_Mesh& aMesh,
+ const TopoDS_Shape& aShape)
+{
+ // vector of nodes in which node index == netgen ID
+ vector< const SMDS_MeshNode* > nodeVec;
+ NETGENPlugin_NetgenLibWrapper ngLib;
+ SMESH_MesherHelper helper(aMesh);
+ int startWith = netgen::MESHCONST_MESHVOLUME;
+ int endWith = netgen::MESHCONST_OPTVOLUME;
+ int Netgen_NbOfNodes;
+
+ computeFillNgMesh(aMesh, aShape, nodeVec, ngLib, helper, Netgen_NbOfNodes);
+
+ netgen::OCCGeometry occgeo;
+ computePrepareParam(aMesh, ngLib, occgeo, helper, endWith);
+ computeRunMesher(occgeo, nodeVec, ngLib._ngMesh, ngLib, startWith, endWith);
+
+ computeFillMesh(nodeVec, ngLib, helper, Netgen_NbOfNodes);
+
+ return false;
+
+}
//================================================================================
/*!
else if ( _hypMaxElementVolume )
{
netgen::mparam.maxh = pow( 72, 1/6. ) * pow( _maxElementVolume, 1/3. );
- // limitVolumeSize( ngMesh, netgen::mparam.maxh ); // result is unpredictable
+ // limitVolumeSize( ngMesh, mparam.maxh ); // result is unpredictable
}
else if ( aMesh.HasShapeToMesh() )
{
return error( COMPERR_BAD_INPUT_MESH, "Null element encounters");
if ( elem->NbCornerNodes() != 3 )
return error( COMPERR_BAD_INPUT_MESH, "Not triangle element encounters");
-
+
// add three nodes of triangle
for ( int iN = 0; iN < 3; ++iN )
{
strncmp( netgen::multithread.task, volMeshing, 3 ) == 0 ))
{
res = 0.001 + meshingRatio * netgen::multithread.percent / 100.;
- //cout << netgen::multithread.task << " " <<_progressTic << "-" << netgen::multithread.percent << endl;
}
else // different otimizations
{
if ( _progressByTic < 0. )
((NETGENPlugin_NETGEN_3D*)this)->_progressByTic = meshingRatio / _progressTic;
res = _progressByTic * _progressTic;
- //cout << netgen::multithread.task << " " << _progressTic << " " << res << endl;
}
return Min ( res, 0.98 );
}
}
SMESH_subMesh *sm = aMesh.GetSubMesh(aShape);
aResMap.insert(std::make_pair(sm,aVec));
-
+
return true;
}
#include "SMESH_Algo.hxx"
#include "Utils_SALOME_Exception.hxx"
+#include <vector>
+#include <tuple>
+
class StdMeshers_ViscousLayers;
class StdMeshers_MaxElementVolume;
class NETGENPlugin_Hypothesis;
class NETGENPlugin_NetgenLibWrapper;
+class netgen_params;
+class SMDS_MeshNode;
class NETGENPLUGIN_EXPORT NETGENPlugin_NETGEN_3D: public SMESH_3D_Algo
{
const TopoDS_Shape& aShape,
MapShapeNbElems& aResMap);
+ bool computeFillNgMesh(
+ SMESH_Mesh& aMesh,
+ const TopoDS_Shape& aShape,
+ std::vector< const SMDS_MeshNode* > &nodeVec,
+ NETGENPlugin_NetgenLibWrapper &ngLib,
+ SMESH_MesherHelper &helper,
+ int &Netgen_NbOfNodes);
+
+ bool computePrepareParam(
+ SMESH_Mesh& aMesh,
+ NETGENPlugin_NetgenLibWrapper &ngLib,
+ netgen::OCCGeometry &occgeo,
+ SMESH_MesherHelper &helper,
+ int &endWith);
+
+ bool computeRunMesher(
+ netgen::OCCGeometry &occgeo,
+ std::vector< const SMDS_MeshNode* > &nodeVec,
+ netgen::Mesh* ngMesh,
+ NETGENPlugin_NetgenLibWrapper &ngLib,
+ int &startWith, int &endWith);
+
+ bool computeFillMesh(
+ std::vector< const SMDS_MeshNode* > &nodeVec,
+ NETGENPlugin_NetgenLibWrapper &ngLib,
+ SMESH_MesherHelper &helper,
+ int &Netgen_NbOfNodes);
+
protected:
+ virtual bool getSurfaceElements(
+ SMESH_Mesh& aMesh,
+ const TopoDS_Shape& aShape,
+ SMESH_ProxyMesh::Ptr proxyMesh,
+ NETGENPlugin_Internals &internals,
+ SMESH_MesherHelper &helper,
+ std::map<const SMDS_MeshElement*, std::tuple<bool, bool>, TIDCompare>& listElements);
+
bool compute(SMESH_Mesh& mesh,
SMESH_MesherHelper& helper,
std::vector< const SMDS_MeshNode* >& nodeVec,
--- /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 : NETGENPlugin_NETGEN_3D_Remote.cxx
+// Created : lundi 19 Septembre 2022
+// Author : Yoann AUDOUIN (CEA)
+// Project : SALOME
+//=============================================================================
+//
+//
+#include "NETGENPlugin_NETGEN_3D_Remote.hxx"
+
+#include "NETGENPlugin_NETGEN_3D.hxx"
+
+#include "NETGENPlugin_DriverParam.hxx"
+#include "NETGENPlugin_Hypothesis.hxx"
+
+#include "Utils_SALOME_Exception.hxx"
+
+#include <SMESH_Gen.hxx>
+#include <SMESH_Mesh.hxx>
+#include <SMESH_MesherHelper.hxx>
+#include <SMESH_DriverShape.hxx>
+#include <SMESH_DriverMesh.hxx>
+#include <SMESHDS_Mesh.hxx>
+#include <SMESH_MeshLocker.hxx>
+
+#include <QString>
+#include <QProcess>
+
+#include <boost/filesystem.hpp>
+namespace fs = boost::filesystem;
+
+/*
+ Netgen include files
+*/
+
+#ifndef OCCGEOMETRY
+#define OCCGEOMETRY
+#endif
+#include <occgeom.hpp>
+
+#ifdef NETGEN_V5
+#include <ngexception.hpp>
+#endif
+#ifdef NETGEN_V6
+#include <core/exception.hpp>
+#endif
+
+namespace nglib {
+#include <nglib.h>
+}
+namespace netgen {
+
+ NETGENPLUGIN_DLL_HEADER
+ extern MeshingParameters mparam;
+
+ NETGENPLUGIN_DLL_HEADER
+ extern volatile multithreadt multithread;
+}
+using namespace nglib;
+
+//=============================================================================
+/*!
+ * Constructor
+ */
+//=============================================================================
+
+NETGENPlugin_NETGEN_3D_Remote::NETGENPlugin_NETGEN_3D_Remote(int hypId, SMESH_Gen * gen)
+ : NETGENPlugin_NETGEN_3D(hypId, gen)
+{
+ _name = "NETGEN_3D_Remote";
+}
+
+//=============================================================================
+/*!
+ * Destructor
+ */
+//=============================================================================
+
+NETGENPlugin_NETGEN_3D_Remote::~NETGENPlugin_NETGEN_3D_Remote()
+{
+}
+
+/**
+ * @brief Fill the structure netgen_param with the information from the hypothesis
+ *
+ * @param hyp the hypothesis
+ * @param aParams the netgen_param structure
+ */
+void NETGENPlugin_NETGEN_3D_Remote::fillParameters(const NETGENPlugin_Hypothesis* hyp, netgen_params &aParams)
+{
+ aParams.maxh = hyp->GetMaxSize();
+ aParams.minh = hyp->GetMinSize();
+ aParams.segmentsperedge = hyp->GetNbSegPerEdge();
+ aParams.grading = hyp->GetGrowthRate();
+ aParams.curvaturesafety = hyp->GetNbSegPerRadius();
+ aParams.secondorder = hyp->GetSecondOrder() ? 1 : 0;
+ aParams.quad = hyp->GetQuadAllowed() ? 1 : 0;
+ aParams.optimize = hyp->GetOptimize();
+ aParams.fineness = hyp->GetFineness();
+ aParams.uselocalh = hyp->GetSurfaceCurvature();
+ aParams.merge_solids = hyp->GetFuseEdges();
+ aParams.chordalError = hyp->GetChordalErrorEnabled() ? hyp->GetChordalError() : -1.;
+ aParams.optsteps2d = aParams.optimize ? hyp->GetNbSurfOptSteps() : 0;
+ aParams.optsteps3d = aParams.optimize ? hyp->GetNbVolOptSteps() : 0;
+ aParams.elsizeweight = hyp->GetElemSizeWeight();
+ aParams.opterrpow = hyp->GetWorstElemMeasure();
+ aParams.delaunay = hyp->GetUseDelauney();
+ aParams.checkoverlap = hyp->GetCheckOverlapping();
+ aParams.checkchartboundary = hyp->GetCheckChartBoundary();
+#ifdef NETGEN_V6
+ // std::string
+ aParams.meshsizefilename = hyp->GetMeshSizeFile();
+ aParams.closeedgefac = 2;
+ aParams.nbThreads = hyp->GetNbThreads();
+#else
+ // const char*
+ aParams.meshsizefilename = hyp->GetMeshSizeFile();
+ aParams.closeedgefac = 0;
+#endif
+}
+
+//
+
+/**
+ * @brief write in a binary file the orientation for each surface element of the mesh
+ *
+ * @param aMesh The mesh
+ * @param aShape the shape associated to the mesh
+ * @param output_file name of the binary file
+ */
+void NETGENPlugin_NETGEN_3D_Remote::exportElementOrientation(SMESH_Mesh& aMesh,
+ const TopoDS_Shape& aShape,
+ const std::string output_file)
+{
+ SMESH_MesherHelper helper(aMesh);
+ NETGENPlugin_Internals internals( aMesh, aShape, /*is3D=*/true );
+ SMESH_ProxyMesh::Ptr proxyMesh( new SMESH_ProxyMesh( aMesh ));
+ std::map<vtkIdType, bool> elemOrientation;
+
+ for ( TopExp_Explorer exFa( aShape, TopAbs_FACE ); exFa.More(); exFa.Next())
+ {
+ const TopoDS_Shape& aShapeFace = exFa.Current();
+ int faceID = aMesh.GetMeshDS()->ShapeToIndex( aShapeFace );
+ bool isInternalFace = internals.isInternalShape( faceID );
+ bool isRev = false;
+ if ( !isInternalFace &&
+ helper.NbAncestors(aShapeFace, aMesh, aShape.ShapeType()) > 1 )
+ // IsReversedSubMesh() can work wrong on strongly curved faces,
+ // so we use it as less as possible
+ isRev = helper.IsReversedSubMesh( TopoDS::Face( aShapeFace ));
+
+ const SMESHDS_SubMesh * aSubMeshDSFace = proxyMesh->GetSubMesh( aShapeFace );
+ if ( !aSubMeshDSFace ) continue;
+
+ SMDS_ElemIteratorPtr iteratorElem = aSubMeshDSFace->GetElements();
+ if ( _quadraticMesh &&
+ dynamic_cast< const SMESH_ProxyMesh::SubMesh*>( aSubMeshDSFace ))
+ {
+ // add medium nodes of proxy triangles to helper (#16843)
+ while ( iteratorElem->more() )
+ helper.AddTLinks( static_cast< const SMDS_MeshFace* >( iteratorElem->next() ));
+
+ iteratorElem = aSubMeshDSFace->GetElements();
+ }
+ while ( iteratorElem->more() ) // loop on elements on a geom face
+ {
+ // check mesh face
+ const SMDS_MeshElement* elem = iteratorElem->next();
+ if ( !elem )
+ error( COMPERR_BAD_INPUT_MESH, "Null element encounters");
+ if ( elem->NbCornerNodes() != 3 )
+ error( COMPERR_BAD_INPUT_MESH, "Not triangle element encounters");
+ elemOrientation[elem->GetID()] = isRev;
+ } // loop on elements on a face
+ } // loop on faces of a SOLID or SHELL
+
+ {
+ std::ofstream df(output_file, ios::out|ios::binary);
+ int size=elemOrientation.size();
+
+ df.write((char*)&size, sizeof(int));
+ for(auto const& [id, orient]:elemOrientation){
+ df.write((char*)&id, sizeof(vtkIdType));
+ df.write((char*)&orient, sizeof(bool));
+ }
+ }
+}
+
+/**
+ * @brief Compute mesh associate to shape
+ *
+ * @param aMesh The mesh
+ * @param aShape The shape
+ * @return true fi there are some error
+ */
+bool NETGENPlugin_NETGEN_3D_Remote::Compute(SMESH_Mesh& aMesh,
+ const TopoDS_Shape& aShape)
+{
+ {
+ SMESH_MeshLocker myLocker(&aMesh);
+ SMESH_Hypothesis::Hypothesis_Status hypStatus;
+ NETGENPlugin_NETGEN_3D::CheckHypothesis(aMesh, aShape, hypStatus);
+ }
+
+
+ // Temporary folder for run
+ fs::path tmp_folder = aMesh.tmp_folder / fs::unique_path(fs::path("Volume-%%%%-%%%%"));
+ fs::create_directories(tmp_folder);
+ // Using MESH2D generated after all triangles where created.
+ fs::path mesh_file=aMesh.tmp_folder / fs::path("Mesh2D.med");
+ fs::path element_orientation_file=tmp_folder / fs::path("element_orientation.dat");
+ fs::path new_element_file=tmp_folder / fs::path("new_elements.dat");
+ fs::path tmp_mesh_file=tmp_folder / fs::path("tmp_mesh.med");
+ // Not used kept for debug
+ //fs::path output_mesh_file=tmp_folder / fs::path("output_mesh.med");
+ fs::path shape_file=tmp_folder / fs::path("shape.brep");
+ fs::path param_file=tmp_folder / fs::path("netgen3d_param.txt");
+ fs::path log_file=tmp_folder / fs::path("run.log");
+ fs::path cmd_file=tmp_folder / fs::path("cmd.log");
+ std::string mesh_name = "MESH";
+
+ {
+ SMESH_MeshLocker myLocker(&aMesh);
+ //Writing Shape
+ exportShape(shape_file.string(), aShape);
+
+ //Writing hypo
+ netgen_params aParams;
+ fillParameters(_hypParameters, aParams);
+
+ exportNetgenParams(param_file.string(), aParams);
+
+ // Exporting element orientation
+ exportElementOrientation(aMesh, aShape, element_orientation_file.string());
+ }
+
+ // Calling run_mesher
+ std::string cmd;
+ fs::path run_mesher_exe =
+ fs::path(std::getenv("NETGENPLUGIN_ROOT_DIR"))/
+ fs::path("bin")/
+ fs::path("salome")/
+#ifdef WIN32
+ fs::path("NETGENPlugin_Runner.exe");
+#else
+ fs::path("NETGENPlugin_Runner");
+#endif
+
+ cmd = run_mesher_exe.string() +
+ " NETGEN3D " + mesh_file.string() + " "
+ + shape_file.string() + " "
+ + param_file.string() + " "
+ + element_orientation_file.string() + " "
+ + new_element_file.string() + " "
+ + "NONE";
+ // Writing command in log
+ {
+ std::ofstream flog(cmd_file.string());
+ flog << cmd << endl;
+ flog << endl;
+ }
+ MESSAGE("Running command: ");
+ MESSAGE(cmd);
+
+
+ // Building arguments for QProcess
+ QString program = run_mesher_exe.c_str();
+ QStringList arguments;
+ arguments << "NETGEN3D";
+ arguments << mesh_file.c_str();
+ arguments << shape_file.c_str();
+ arguments << param_file.c_str();
+ arguments << element_orientation_file.c_str();
+ arguments << new_element_file.c_str();
+ arguments << "NONE";
+ QString out_file = log_file.c_str();
+ QProcess myProcess;
+ myProcess.setStandardOutputFile(out_file);
+
+ myProcess.start(program, arguments);
+ // Waiting for process to finish (argument -1 make it wait until the end of
+ // the process otherwise it just waits 30 seconds)
+ myProcess.waitForFinished(-1);
+ int ret = myProcess.exitStatus();
+
+ if(ret != 0){
+ // Run crahed
+ std::string msg = "Issue with command: \n";
+ msg += "See log for more details: " + log_file.string() + "\n";
+ msg += cmd + "\n";
+ throw SALOME_Exception(msg);
+ }
+
+ {
+ SMESH_MeshLocker myLocker(&aMesh);
+ std::ifstream df(new_element_file.string(), ios::binary);
+
+ int Netgen_NbOfNodes;
+ int Netgen_NbOfNodesNew;
+ int Netgen_NbOfTetra;
+ double Netgen_point[3];
+ int Netgen_tetrahedron[4];
+ int nodeID;
+
+ SMESH_MesherHelper helper(aMesh);
+ // This function is mandatory for setElementsOnShape to work
+ helper.IsQuadraticSubMesh(aShape);
+ helper.SetElementsOnShape( true );
+
+ // Number of nodes in intial mesh
+ df.read((char*) &Netgen_NbOfNodes, sizeof(int));
+ // Number of nodes added by netgen
+ df.read((char*) &Netgen_NbOfNodesNew, sizeof(int));
+
+ // Filling nodevec (correspondence netgen numbering mesh numbering)
+ vector< const SMDS_MeshNode* > nodeVec ( Netgen_NbOfNodesNew + 1 );
+ //vector<int> nodeTmpVec ( Netgen_NbOfNodesNew + 1 );
+ SMESHDS_Mesh * meshDS = helper.GetMeshDS();
+ for (int nodeIndex = 1 ; nodeIndex <= Netgen_NbOfNodes; ++nodeIndex )
+ {
+ //Id of the point
+ df.read((char*) &nodeID, sizeof(int));
+ nodeVec.at(nodeIndex) = meshDS->FindNode(nodeID);
+ }
+
+ // Add new points and update nodeVec
+ for (int nodeIndex = Netgen_NbOfNodes +1 ; nodeIndex <= Netgen_NbOfNodesNew; ++nodeIndex )
+ {
+ df.read((char *) &Netgen_point, sizeof(double)*3);
+
+ nodeVec.at(nodeIndex) = helper.AddNode(Netgen_point[0],
+ Netgen_point[1],
+ Netgen_point[2]);
+ }
+
+ // Add tetrahedrons
+ df.read((char*) &Netgen_NbOfTetra, sizeof(int));
+
+ for ( int elemIndex = 1; elemIndex <= Netgen_NbOfTetra; ++elemIndex )
+ {
+ df.read((char*) &Netgen_tetrahedron, sizeof(int)*4);
+ helper.AddVolume(
+ nodeVec.at( Netgen_tetrahedron[0] ),
+ nodeVec.at( Netgen_tetrahedron[1] ),
+ nodeVec.at( Netgen_tetrahedron[2] ),
+ nodeVec.at( Netgen_tetrahedron[3] ));
+ }
+ }
+
+ return true;
+}
+
+/**
+ * @brief Assign submeshes to compute
+ *
+ * @param aSubMesh submesh to add
+ */
+void NETGENPlugin_NETGEN_3D_Remote::setSubMeshesToCompute(SMESH_subMesh * aSubMesh)
+{
+ SMESH_MeshLocker myLocker(aSubMesh->GetFather());
+ SMESH_Algo::setSubMeshesToCompute(aSubMesh);
+}
--- /dev/null
+// 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 : NETGENPlugin_NETGEN_3D_Remote.hxx
+// Created : lundi 19 Septembre 2022
+// Author : Yoann AUDOUIN (EDF)
+// Project : SALOME
+//=============================================================================
+//
+#ifndef _NETGENPlugin_NETGEN_3D_REMOTE_HXX_
+#define _NETGENPlugin_NETGEN_3D_REMOTE_HXX_
+
+#include "NETGENPlugin_NETGEN_3D.hxx"
+
+#include <vector>
+#include <map>
+
+class StdMeshers_ViscousLayers;
+class StdMeshers_MaxElementVolume;
+class NETGENPlugin_Hypothesis;
+class NETGENPlugin_NetgenLibWrapper;
+class netgen_params;
+class SMDS_MeshNode;
+
+using namespace std;
+
+class NETGENPLUGIN_EXPORT NETGENPlugin_NETGEN_3D_Remote: public NETGENPlugin_NETGEN_3D
+{
+ public:
+ NETGENPlugin_NETGEN_3D_Remote(int hypId, SMESH_Gen* gen);
+ virtual ~NETGENPlugin_NETGEN_3D_Remote();
+
+ // Function whould not be used with remote Computing
+ bool CheckHypothesis (SMESH_Mesh& aMesh,
+ const TopoDS_Shape& aShape,
+ Hypothesis_Status& aStatus) override {(void)aMesh;(void)aShape;aStatus = HYP_OK;return true;};
+
+ bool Compute(SMESH_Mesh& aMesh,
+ const TopoDS_Shape& aShape) override;
+
+ void setSubMeshesToCompute(SMESH_subMesh * aSubMesh) override;
+
+
+ protected:
+ void exportElementOrientation(SMESH_Mesh& aMesh,
+ const TopoDS_Shape& aShape,
+ const std::string output_file);
+
+ void fillParameters(const NETGENPlugin_Hypothesis* hyp,
+ netgen_params &aParams);
+
+
+};
+
+#endif
--- /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
+//
+
+// SMESH SMESH_I : idl implementation based on 'SMESH' unit's classes
+// File : NETGENPlugin_NETGEN_3D_Remote_i.cxx
+// Author : Yoann AUDOUIN (EDF)
+// Module : NETGENPlugin
+// $Header$
+//
+#include "NETGENPlugin_NETGEN_3D_Remote_i.hxx"
+#include "SMESH_Gen.hxx"
+
+#include "Utils_CorbaException.hxx"
+#include "utilities.h"
+
+using namespace std;
+
+//=============================================================================
+/*!
+ * NETGENPlugin_NETGEN_3D_Remote_i::NETGENPlugin_NETGEN_3D_Remote_i
+ *
+ * Constructor
+ */
+//=============================================================================
+
+NETGENPlugin_NETGEN_3D_Remote_i::NETGENPlugin_NETGEN_3D_Remote_i( PortableServer::POA_ptr thePOA,
+ ::SMESH_Gen* theGenImpl )
+ : SALOME::GenericObj_i( thePOA ),
+ SMESH_Hypothesis_i( thePOA ),
+ SMESH_Algo_i( thePOA ),
+ SMESH_3D_Algo_i( thePOA )
+{
+ myBaseImpl = new ::NETGENPlugin_NETGEN_3D_Remote( theGenImpl->GetANewId(),
+ theGenImpl );
+}
+
+//=============================================================================
+/*!
+ * NETGENPlugin_NETGEN_3D_Remote_i::~NETGENPlugin_NETGEN_3D_Remote_i
+ *
+ * Destructor
+ */
+//=============================================================================
+
+NETGENPlugin_NETGEN_3D_Remote_i::~NETGENPlugin_NETGEN_3D_Remote_i()
+{
+}
+
+//=============================================================================
+/*!
+ * NETGENPlugin_NETGEN_3D_Remote_i::GetImpl
+ *
+ * Get implementation
+ */
+//=============================================================================
+
+::NETGENPlugin_NETGEN_3D_Remote* NETGENPlugin_NETGEN_3D_Remote_i::GetImpl()
+{
+ return ( ::NETGENPlugin_NETGEN_3D_Remote* )myBaseImpl;
+}
+
--- /dev/null
+// 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
+//
+
+// SMESH SMESH_I : idl implementation based on 'SMESH' unit's classes
+// File : NETGENPlugin_NETGEN_3D_Remote_i.hxx
+// Author : Yoann AUDOUIN (EDF)
+// Module : NETGENPlugin
+// $Header$
+//
+#ifndef _NETGENPlugin_NETGEN_3D_REMOTE_I_HXX_
+#define _NETGENPlugin_NETGEN_3D_REMOTE_I_HXX_
+
+#include "NETGENPlugin_Defs.hxx"
+
+#include <SALOMEconfig.h>
+#include CORBA_SERVER_HEADER(NETGENPlugin_Algorithm)
+
+#include "SMESH_3D_Algo_i.hxx"
+#include "NETGENPlugin_NETGEN_3D_Remote.hxx"
+
+// ======================================================
+// NETGEN 3d algorithm
+// ======================================================
+class NETGENPLUGIN_EXPORT NETGENPlugin_NETGEN_3D_Remote_i:
+ public virtual POA_NETGENPlugin::NETGENPlugin_NETGEN_3D_Remote,
+ public virtual SMESH_3D_Algo_i
+{
+public:
+ // Constructor
+ NETGENPlugin_NETGEN_3D_Remote_i( PortableServer::POA_ptr thePOA,
+ ::SMESH_Gen* theGenImpl );
+ // Destructor
+ virtual ~NETGENPlugin_NETGEN_3D_Remote_i();
+
+ // Get implementation
+ ::NETGENPlugin_NETGEN_3D_Remote* GetImpl();
+};
+
+#endif
--- /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 : NETGENPlugin_NETGEN_3D_SA.cxx
+// Created : lundi 19 Septembre 2022
+// Author : Yoann AUDOUIN (CEA)
+// Project : SALOME
+//=============================================================================
+//
+//
+#include "NETGENPlugin_NETGEN_3D_SA.hxx"
+
+#include "NETGENPlugin_DriverParam.hxx"
+#include "NETGENPlugin_Hypothesis.hxx"
+#include "StdMeshers_MaxElementVolume.hxx"
+
+#include <SMESH_Gen.hxx>
+#include <SMESH_Mesh.hxx>
+#include <SMESH_MesherHelper.hxx>
+#include <SMESH_DriverShape.hxx>
+#include <SMESH_DriverMesh.hxx>
+#include <SMESHDS_Mesh.hxx>
+
+
+#include <boost/filesystem.hpp>
+namespace fs = boost::filesystem;
+
+/*
+ Netgen include files
+*/
+
+#ifndef OCCGEOMETRY
+#define OCCGEOMETRY
+#endif
+#include <occgeom.hpp>
+
+#ifdef NETGEN_V5
+#include <ngexception.hpp>
+#endif
+#ifdef NETGEN_V6
+#include <core/exception.hpp>
+#endif
+
+namespace nglib {
+#include <nglib.h>
+}
+namespace netgen {
+
+ NETGENPLUGIN_DLL_HEADER
+ extern MeshingParameters mparam;
+
+ NETGENPLUGIN_DLL_HEADER
+ extern volatile multithreadt multithread;
+}
+using namespace nglib;
+
+//=============================================================================
+/*!
+ * Constructor
+ */
+//=============================================================================
+
+NETGENPlugin_NETGEN_3D_SA::NETGENPlugin_NETGEN_3D_SA()
+ : NETGENPlugin_NETGEN_3D(0, new SMESH_Gen())
+{
+ _name = "NETGEN_3D_SA";
+}
+
+//=============================================================================
+/*!
+ * Destructor
+ */
+//=============================================================================
+
+NETGENPlugin_NETGEN_3D_SA::~NETGENPlugin_NETGEN_3D_SA()
+{
+ if(_gen)
+ delete _gen;
+}
+
+/**
+ * @brief fill plugin hypothesis from the netgen_params structure
+ *
+ * @param aParams the structure
+ * @param gen SMESH_Gen associate with the SA
+ */
+void NETGENPlugin_NETGEN_3D_SA::fillHyp(netgen_params aParams)
+{
+ if(_gen)
+ std::cout << "_gen is set" << std::endl;
+ if(aParams.has_netgen_param){
+ NETGENPlugin_Hypothesis * hypParameters = new NETGENPlugin_Hypothesis(0, GetGen());
+
+ hypParameters->SetMaxSize(aParams.maxh);
+ hypParameters->SetMinSize(aParams.minh);
+ hypParameters->SetNbSegPerEdge(aParams.segmentsperedge);
+ hypParameters->SetGrowthRate(aParams.grading);
+ hypParameters->SetNbSegPerRadius(aParams.curvaturesafety);
+ hypParameters->SetSecondOrder(aParams.secondorder);
+ hypParameters->SetQuadAllowed(aParams.quad);
+ hypParameters->SetOptimize(aParams.optimize);
+ hypParameters->SetFineness((NETGENPlugin_Hypothesis::Fineness)aParams.fineness);
+ hypParameters->SetSurfaceCurvature(aParams.uselocalh);
+ hypParameters->SetFuseEdges(aParams.merge_solids);
+ hypParameters->SetChordalErrorEnabled(aParams.chordalError);
+ if(aParams.optimize){
+ hypParameters->SetNbSurfOptSteps(aParams.optsteps2d);
+ hypParameters->SetNbVolOptSteps(aParams.optsteps3d);
+ }
+ hypParameters->SetElemSizeWeight(aParams.elsizeweight);
+ hypParameters->SetWorstElemMeasure(aParams.opterrpow);
+ hypParameters->SetUseDelauney(aParams.delaunay);
+ hypParameters->SetCheckOverlapping(aParams.checkoverlap);
+ hypParameters->SetCheckChartBoundary(aParams.checkchartboundary);
+ hypParameters->SetMeshSizeFile(aParams.meshsizefilename);
+
+ _hypParameters = dynamic_cast< const NETGENPlugin_Hypothesis *> (hypParameters);
+ }
+ if(aParams.has_maxelementvolume_hyp){
+ _hypMaxElementVolume = new StdMeshers_MaxElementVolume(1, GetGen());
+ _maxElementVolume = aParams.maxElementVolume;
+ }
+ // TODO: Handle viscous layer
+}
+
+/**
+ * @brief Write a binary file containing information on the elements/nodes
+ * created by the mesher
+ *
+ * @param nodeVec mapping between the mesh id and the netgen structure id
+ * @param ngLib Wrapper on netgen library
+ * @param new_element_file Name of the output file
+ * @param Netgen_NbOfNodes Number of nodes in the netgen structure
+ * @return true if there are some error
+ */
+bool NETGENPlugin_NETGEN_3D_SA::computeFillNewElementFile(
+ std::vector< const SMDS_MeshNode* > &nodeVec,
+ NETGENPlugin_NetgenLibWrapper &ngLib,
+ std::string new_element_file,
+ int &Netgen_NbOfNodes
+)
+{
+ Ng_Mesh* Netgen_mesh = ngLib.ngMesh();
+
+ int Netgen_NbOfNodesNew = Ng_GetNP(Netgen_mesh);
+ int Netgen_NbOfTetra = Ng_GetNE(Netgen_mesh);
+
+ bool isOK = ( Netgen_NbOfTetra > 0 );
+ if ( isOK && !new_element_file.empty() )
+ {
+ std::ofstream df(new_element_file, ios::out|ios::binary);
+
+ double Netgen_point[3];
+ int Netgen_tetrahedron[4];
+
+ // Writing nodevec (correspondence netgen numbering mesh numbering)
+ // Number of nodes
+ df.write((char*) &Netgen_NbOfNodes, sizeof(int));
+ df.write((char*) &Netgen_NbOfNodesNew, sizeof(int));
+ for (int nodeIndex = 1 ; nodeIndex <= Netgen_NbOfNodes; ++nodeIndex )
+ {
+ //Id of the point
+ int id = nodeVec.at(nodeIndex)->GetID();
+ df.write((char*) &id, sizeof(int));
+ }
+
+ // Writing info on new points
+ for (int nodeIndex = Netgen_NbOfNodes +1 ; nodeIndex <= Netgen_NbOfNodesNew; ++nodeIndex )
+ {
+ Ng_GetPoint(Netgen_mesh, nodeIndex, Netgen_point );
+ // Coordinates of the point
+ df.write((char *) &Netgen_point, sizeof(double)*3);
+ }
+
+ // create tetrahedrons
+ df.write((char*) &Netgen_NbOfTetra, sizeof(int));
+ for ( int elemIndex = 1; elemIndex <= Netgen_NbOfTetra; ++elemIndex )
+ {
+ Ng_GetVolumeElement(Netgen_mesh, elemIndex, Netgen_tetrahedron);
+ df.write((char*) &Netgen_tetrahedron, sizeof(int)*4);
+ }
+ }
+ return false;
+}
+
+/**
+ * @brief Compute mesh associated to shape
+ *
+ * @param aShape the shape
+ * @param aMesh the mesh
+ * @param aParams netgen_params structure
+ * @param new_element_file Name of the file containing new element
+ * @param output_mesh Name of the output mesh (if empty it will not be written)
+ * @return true if there are some error
+ */
+bool NETGENPlugin_NETGEN_3D_SA::Compute(
+ TopoDS_Shape &aShape,
+ SMESH_Mesh& aMesh,
+ netgen_params& aParams,
+ std::string new_element_file,
+ bool output_mesh)
+{
+ // vector of nodes in which node index == netgen ID
+ vector< const SMDS_MeshNode* > nodeVec;
+ NETGENPlugin_NetgenLibWrapper ngLib;
+ SMESH_MesherHelper helper(aMesh);
+ int startWith = netgen::MESHCONST_MESHVOLUME;
+ int endWith = netgen::MESHCONST_OPTVOLUME;
+ int Netgen_NbOfNodes=0;
+
+ // Changing netgen log_file putting it next to new_element_file
+ fs::path netgen_log_file = fs::path(new_element_file).remove_filename() / fs::path("NETGEN.out");
+
+ ngLib.setOutputFile(netgen_log_file.string());
+
+ NETGENPlugin_NETGEN_3D::computeFillNgMesh(aMesh, aShape, nodeVec, ngLib, helper, Netgen_NbOfNodes);
+
+ netgen::OCCGeometry occgeo;
+ NETGENPlugin_NETGEN_3D::computePrepareParam(aMesh, ngLib, occgeo, helper, endWith);
+
+ NETGENPlugin_NETGEN_3D::computeRunMesher(occgeo, nodeVec, ngLib._ngMesh, ngLib, startWith, endWith);
+
+ computeFillNewElementFile(nodeVec, ngLib, new_element_file, Netgen_NbOfNodes);
+
+ if(output_mesh)
+ NETGENPlugin_NETGEN_3D::computeFillMesh(nodeVec, ngLib, helper, Netgen_NbOfNodes);
+
+ return false;
+}
+
+
+/**
+ * @brief Running the mesher on the given files
+ *
+ * @param input_mesh_file Mesh file (containing 2D elements)
+ * @param shape_file Shape file (BREP or STEP format)
+ * @param hypo_file Ascii file containing the netgen parameters
+ * @param element_orientation_file Binary file containing the orientation of surface elemnts
+ * @param new_element_file output file containing info the elements created by the mesher
+ * @param output_mesh_file output mesh file (if empty it will not be created)
+ * @return int
+ */
+int NETGENPlugin_NETGEN_3D_SA::run(const std::string input_mesh_file,
+ const std::string shape_file,
+ const std::string hypo_file,
+ const std::string element_orientation_file,
+ const std::string new_element_file,
+ const std::string output_mesh_file)
+{
+
+ _element_orientation_file = element_orientation_file;
+
+ std::unique_ptr<SMESH_Mesh> myMesh(_gen->CreateMesh(false));
+
+ importMesh(input_mesh_file, *myMesh);
+
+ // Importing shape
+ TopoDS_Shape myShape;
+ importShape(shape_file, myShape);
+
+ // Importing hypothesis
+ netgen_params myParams;
+
+ importNetgenParams(hypo_file, myParams);
+ fillHyp(myParams);
+
+ MESSAGE("Meshing with netgen3d");
+ int ret = Compute(myShape, *myMesh, myParams,
+ new_element_file,
+ !output_mesh_file.empty());
+
+
+ if(ret){
+ std::cerr << "Meshing failed" << std::endl;
+ return ret;
+ }
+
+ if(!output_mesh_file.empty()){
+ std::string meshName = "MESH";
+ exportMesh(output_mesh_file, *myMesh, meshName);
+ }
+
+ return ret;
+}
+
+/**
+ * @brief Compute the list of already meshed Surface elements and info
+ * on their orientation and if they are internal
+ *
+ * @param aMesh Global Mesh
+ * @param aShape Shape associated to the mesh
+ * @param proxyMesh pointer to mesh used fo find the elements
+ * @param internals information on internal sub shapes
+ * @param helper helper associated to the mesh
+ * @param listElements map of surface element associated with
+ * their orientation and internal status
+ * @return true if their was some error
+ */
+bool NETGENPlugin_NETGEN_3D_SA::getSurfaceElements(
+ SMESH_Mesh& aMesh,
+ const TopoDS_Shape& aShape,
+ SMESH_ProxyMesh::Ptr proxyMesh,
+ NETGENPlugin_Internals &internals,
+ SMESH_MesherHelper &helper,
+ std::map<const SMDS_MeshElement*, tuple<bool, bool>, TIDCompare>& listElements
+ )
+{
+ // To remove compilation warnings
+ (void) aShape;
+ (void) proxyMesh;
+ (void) internals;
+ (void) helper;
+ SMESHDS_Mesh* meshDS = aMesh.GetMeshDS();
+
+ // Get list of elements + their orientation from element_orientation file
+ std::map<vtkIdType, bool> elemOrientation;
+ {
+ // Setting all element orientation to false if there no element orientation file
+ if(_element_orientation_file.empty()){
+ MESSAGE("No element orientation file");
+
+ SMDS_ElemIteratorPtr iteratorElem = meshDS->elementsIterator(SMDSAbs_Face);
+ while ( iteratorElem->more() ) // loop on elements on a geom face
+ {
+ // check mesh face
+ const SMDS_MeshElement* elem = iteratorElem->next();
+ elemOrientation[elem->GetID()] = false;
+ }
+ } else {
+ MESSAGE("Reading from elements from file: " << _element_orientation_file);
+ std::ifstream df(_element_orientation_file, ios::binary|ios::in);
+ int nbElement;
+ bool orient;
+
+ // Warning of the use of vtkIdType (I had issue when run_mesher was compiled with internal vtk) and salome not
+ // Sizeof was the same but how he othered the type was different
+ // Maybe using another type (uint64_t) instead would be better
+ vtkIdType id;
+ df.read((char*)&nbElement, sizeof(int));
+
+ for(int ielem=0;ielem<nbElement;++ielem){
+ df.read((char*) &id, sizeof(vtkIdType));
+ df.read((char*) &orient, sizeof(bool));
+ elemOrientation[id] = orient;
+ }
+ }
+ }
+
+ // Adding elements from Mesh
+ SMDS_ElemIteratorPtr iteratorElem = meshDS->elementsIterator(SMDSAbs_Face);
+ bool isRev;
+
+ bool isIn;
+
+ while ( iteratorElem->more() ) // loop on elements on a geom face
+ {
+ // check mesh face
+ const SMDS_MeshElement* elem = iteratorElem->next();
+ if ( !elem ){
+ return error( COMPERR_BAD_INPUT_MESH, "Null element encounters");
+ }
+ if ( elem->NbCornerNodes() != 3 ){
+ return error( COMPERR_BAD_INPUT_MESH, "Not triangle element encounters");
+ }
+ // Keeping only element that are in the element orientation file
+ isIn = elemOrientation.count(elem->GetID())==1;
+ if(!isIn)
+ continue;
+ // Get orientation
+ // Netgen requires that all the triangle point outside
+ isRev = elemOrientation[elem->GetID()];
+ listElements[elem] = tuple(isRev, false);
+ }
+
+ return false;
+}
--- /dev/null
+// 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 : NETGENPlugin_NETGEN_3D_SA.hxx
+// Created : lundi 19 Septembre 2022
+// Author : Yoann AUDOUIN (EDF)
+// Project : SALOME
+//=============================================================================
+//
+#ifndef _NETGENPlugin_NETGEN_3D_SA_HXX_
+#define _NETGENPlugin_NETGEN_3D_SA_HXX_
+
+#include "NETGENPlugin_NETGEN_3D.hxx"
+
+#include <vector>
+#include <map>
+
+class NETGENPlugin_NetgenLibWrapper;
+class netgen_params;
+class SMDS_MeshNode;
+
+using namespace std;
+
+class NETGENPLUGIN_EXPORT NETGENPlugin_NETGEN_3D_SA: public NETGENPlugin_NETGEN_3D
+{
+ public:
+ NETGENPlugin_NETGEN_3D_SA();
+ virtual ~NETGENPlugin_NETGEN_3D_SA();
+
+ void fillHyp(netgen_params aParams);
+ bool Compute(TopoDS_Shape &aShape, SMESH_Mesh& aMesh, netgen_params& aParams,
+ std::string new_element_file, bool output_mesh);
+
+ int run(const std::string input_mesh_file,
+ const std::string shape_file,
+ const std::string hypo_file,
+ const std::string element_orientation_file,
+ const std::string new_element_file,
+ const std::string output_mesh_file);
+
+ protected:
+
+ bool computeFillNewElementFile(
+ std::vector< const SMDS_MeshNode* > &nodeVec,
+ NETGENPlugin_NetgenLibWrapper &ngLib,
+ std::string new_element_file,
+ int &Netgen_NbOfNodes);
+
+ bool getSurfaceElements(
+ SMESH_Mesh& aMesh,
+ const TopoDS_Shape& aShape,
+ SMESH_ProxyMesh::Ptr proxyMesh,
+ NETGENPlugin_Internals &internals,
+ SMESH_MesherHelper &helper,
+ std::map<const SMDS_MeshElement*, tuple<bool, bool>, TIDCompare>& listElements
+ ) override;
+
+ std::string _element_orientation_file="";
+};
+
+#endif
--- /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 : NETGENplugin_Runnner_main.cxx
+// Author : Yoann AUDOUIN, EDF
+// Module : NETGEN
+//
+
+#include "NETGENPlugin_NETGEN_3D_SA.hxx"
+
+#include <stdio.h>
+#include <string.h>
+#include <iostream>
+#include <chrono>
+
+/**
+ * @brief Main function
+ *
+ * @param argc Number of arguments
+ * @param argv Arguments
+ *
+ * @return error code
+ */
+int main(int argc, char *argv[]){
+
+ if(argc!=8||(argc==2 && (strcmp(argv[1], "-h") == 0 || strcmp(argv[1], "--help")==0))){
+ std::cout << "Error in number of arguments "<< argc-1<<" given expected 7" <<std::endl;
+ std::cout << "Syntax:"<<std::endl;
+ std::cout << "run_mesher MESHER INPUT_MESH_FILE SHAPE_FILE HYPO_FILE" << std::endl;
+ std::cout << " ELEM_ORIENT_FILE " << std::endl;
+ std::cout << " NEW_ELEMENT_FILE OUTPUT_MESH_FILE" << std::endl;
+ std::cout << std::endl;
+ std::cout << " Set argument to NONE to ignore them " << std::endl;
+ std::cout << std::endl;
+ std::cout << "Args:" << std::endl;
+ std::cout << " MESHER: mesher to use from (NETGEN3D, NETGEN2D)" << std::endl;
+ std::cout << " INPUT_MESH_FILE: MED File containing lower-dimension-elements already meshed" << std::endl;
+ std::cout << " SHAPE_FILE: STEP file containing the shape to mesh" << std::endl;
+ std::cout << " HYPO_FILE: Ascii file containint the list of parameters" << std::endl;
+ std::cout << " (optional) ELEM_ORIENT_FILE: binary file containing the list of element from INPUT_MESH_FILE associated to the shape and their orientation" << std::endl;
+ std::cout << " (optional) NEW_ELEMENT_FILE: (out) contains elements and nodes added by the meshing" << std::endl;
+ std::cout << " (optional) OUTPUT_MESH_FILE: (out) MED File containing the mesh after the run of the mesher" << std::endl;
+ return 0;
+ }
+ std::string mesher=argv[1];
+ std::string input_mesh_file=argv[2];
+ std::string shape_file=argv[3];
+ std::string hypo_file=argv[4];
+ std::string element_orientation_file=argv[5];
+ std::string new_element_file=argv[6];
+ std::string output_mesh_file=argv[7];
+
+ //std::string thing;
+ //std::cin >> thing;
+
+ if (output_mesh_file == "NONE")
+ output_mesh_file = "";
+ if (element_orientation_file == "NONE")
+ element_orientation_file = "";
+ if (new_element_file == "NONE")
+ new_element_file = "";
+
+ if (mesher=="NETGEN3D"){
+ NETGENPlugin_NETGEN_3D_SA myplugin;
+ myplugin.run(input_mesh_file,
+ shape_file,
+ hypo_file,
+ element_orientation_file,
+ new_element_file,
+ output_mesh_file);
+ } else {
+ std::cerr << "Unknown mesher:" << mesher << std::endl;
+ }
+ return 0;
+}
#include "NETGENPlugin_NETGEN_2D_ONLY_i.hxx"
#include "NETGENPlugin_NETGEN_2D_i.hxx"
#include "NETGENPlugin_NETGEN_3D_i.hxx"
+#include "NETGENPlugin_NETGEN_3D_Remote_i.hxx"
#include "NETGENPlugin_SimpleHypothesis_2D_i.hxx"
#include "NETGENPlugin_SimpleHypothesis_3D_i.hxx"
// Algorithms
if (strcmp(aHypName, "NETGEN_3D") == 0)
aCreator = new NETGENPlugin_Creator_i<NETGENPlugin_NETGEN_3D_i>;
+ else if (strcmp(aHypName, "NETGEN_3D_Remote") == 0)
+ aCreator = new NETGENPlugin_Creator_i<NETGENPlugin_NETGEN_3D_Remote_i>;
else if (strcmp(aHypName, "NETGEN_2D") == 0)
aCreator = new NETGENPlugin_Creator_i<NETGENPlugin_NETGEN_2D_i>;
else if (strcmp(aHypName, "NETGEN_2D_ONLY") == 0)
