-// Copyright (C) 2007-2021 CEA/DEN, EDF R&D, OPEN CASCADE
+// Copyright (C) 2007-2024 CEA, EDF, OPEN CASCADE
//
// Copyright (C) 2003-2007 OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
// CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
#include <SMESH_Gen.hxx>
#include <SMESH_Mesh.hxx>
+#include <SMESH_ParallelMesh.hxx>
#include <SMESH_MesherHelper.hxx>
#include <SMESH_DriverShape.hxx>
#include <SMESH_DriverMesh.hxx>
#include <boost/filesystem.hpp>
namespace fs = boost::filesystem;
-
/*
Netgen include files
*/
//=============================================================================
/*!
- *
+ * Constructor
*/
//=============================================================================
//=============================================================================
/*!
- *
+ * Destructor
*/
//=============================================================================
{
}
-
+/**
+ * @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.myType = hypoType::Hypo;
aParams.maxh = hyp->GetMaxSize();
aParams.minh = hyp->GetMinSize();
aParams.segmentsperedge = hyp->GetNbSegPerEdge();
#ifdef NETGEN_V6
// std::string
aParams.meshsizefilename = hyp->GetMeshSizeFile();
+ aParams.closeedgefac = 2;
+ aParams.nbThreads = hyp->GetNbThreads();
#else
// const char*
aParams.meshsizefilename = hyp->GetMeshSizeFile();
-#endif
-#ifdef NETGEN_V6
- aParams.closeedgefac = 2;
-#else
aParams.closeedgefac = 0;
+ aParams.nbThreads = 0;
#endif
}
-// write in a binary file the orientation for each 2D element of the mesh
+//
+
+/**
+ * @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,
- netgen_params& aParams,
const std::string output_file)
{
SMESH_MesherHelper helper(aMesh);
if ( !aSubMeshDSFace ) continue;
SMDS_ElemIteratorPtr iteratorElem = aSubMeshDSFace->GetElements();
- if ( aParams._quadraticMesh &&
+ if ( _quadraticMesh &&
dynamic_cast< const SMESH_ProxyMesh::SubMesh*>( aSubMeshDSFace ))
{
// add medium nodes of proxy triangles to helper (#16843)
}
}
-
+/**
+ * @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_Hypothesis::Hypothesis_Status hypStatus;
NETGENPlugin_NETGEN_3D::CheckHypothesis(aMesh, aShape, hypStatus);
}
-
+ SMESH_ParallelMesh& aParMesh = dynamic_cast<SMESH_ParallelMesh&>(aMesh);
// Temporary folder for run
- fs::path tmp_folder = aMesh.tmp_folder / fs::unique_path(fs::path("Volume-%%%%-%%%%"));
+#ifdef WIN32
+ fs::path tmp_folder = aParMesh.GetTmpFolder() / fs::path("Volume-%%%%-%%%%");
+#else
+ fs::path tmp_folder = aParMesh.GetTmpFolder() / fs::unique_path(fs::path("Volume-%%%%-%%%%"));
+#endif
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 mesh_file=aParMesh.GetTmpFolder() / 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");
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");
- //TODO: Handle variable mesh_name
+ fs::path cmd_file=tmp_folder / fs::path("cmd.txt");
+ // TODO: See if we can retreived name from aMesh ?
std::string mesh_name = "MESH";
{
SMESH_MeshLocker myLocker(&aMesh);
//Writing Shape
- exportShape(shape_file.string(), aShape);
+ SMESH_DriverShape::exportShape(shape_file.string(), aShape);
//Writing hypo
netgen_params aParams;
exportNetgenParams(param_file.string(), aParams);
// Exporting element orientation
- exportElementOrientation(aMesh, aShape, aParams, element_orientation_file.string());
+ exportElementOrientation(aMesh, aShape, element_orientation_file.string());
}
// Calling run_mesher
- // TODO: check if we need to handle the .exe for windows
- std::string cmd;
- fs::path run_mesher_exe =
- fs::path(std::getenv("NETGENPLUGIN_ROOT_DIR"))/
- fs::path("bin")/
- fs::path("salome")/
- fs::path("NETGENPlugin_Runner");
-
- cmd = run_mesher_exe.string() +
- " NETGEN3D " + mesh_file.string() + " "
- + shape_file.string() + " "
- + param_file.string() + " "
- + element_orientation_file.string() + " "
- + std::to_string(aMesh.GetMesherNbThreads()) + " "
- + new_element_file.string() + " "
- + "NONE";
- // Writing command in log
+ // Path to mesher script
+ fs::path mesher_launcher = fs::path(std::getenv("SMESH_ROOT_DIR"))/
+ fs::path("bin")/
+ fs::path("salome")/
+ fs::path("mesher_launcher.py");
+
+
+ std::string s_program="python3";
+ std::list<std::string> params;
+ params.push_back(mesher_launcher.string());
+ params.push_back("NETGEN3D");
+ params.push_back(mesh_file.string());
+ params.push_back(shape_file.string());
+ params.push_back(param_file.string());
+ params.push_back("--elem-orient-file=" + element_orientation_file.string());
+ params.push_back("--new-element-file=" + new_element_file.string());
+
+ // Parallelism method parameters
+ int method = aParMesh.GetParallelismMethod();
+ if(method == ParallelismMethod::MultiThread){
+ params.push_back("--method=local");
+ } else if (method == ParallelismMethod::MultiNode){
+ params.push_back("--method=cluster");
+ params.push_back("--resource="+aParMesh.GetResource());
+ params.push_back("--wc-key="+aParMesh.GetWcKey());
+ params.push_back("--nb-proc=1");
+ params.push_back("--nb-proc-per-node="+to_string(aParMesh.GetNbProcPerNode()));
+ params.push_back("--nb-node="+to_string(aParMesh.GetNbNode()));
+ params.push_back("--walltime="+aParMesh.GetWalltime());
+ } else {
+ throw SALOME_Exception("Unknown parallelism method "+method);
+ }
+ std::string cmd = "";
+ cmd += s_program;
+ for(auto arg: params){
+ cmd += " " + arg;
+ }
+ MESSAGE("Running command: ");
+ MESSAGE(cmd);
+ // Writing command in cmd.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();
+ QString program = QString::fromStdString(s_program);
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 << std::to_string(aMesh.GetMesherNbThreads()).c_str();
- arguments << new_element_file.c_str();
- arguments << "NONE";
- QString out_file = log_file.c_str();
+ for(auto arg : params){
+ arguments << arg.c_str();
+ }
+
+ QString out_file = log_file.string().c_str();
QProcess myProcess;
+ myProcess.setProcessChannelMode(QProcess::MergedChannels);
myProcess.setStandardOutputFile(out_file);
myProcess.start(program, arguments);
- myProcess.waitForFinished();
- int ret = myProcess.exitStatus();
+ // Waiting for process to finish (argument -1 make it wait until the end of
+ // the process otherwise it just waits 30 seconds)
+ bool finished = myProcess.waitForFinished(-1);
+ int ret = myProcess.exitCode();
- if(ret != 0){
+ if(ret != 0 || !finished){
// Run crahed
- std::string msg = "Issue with command: \n";
+ std::string msg = "Issue with mesh_launcher: \n";
msg += "See log for more details: " + log_file.string() + "\n";
msg += cmd + "\n";
throw SALOME_Exception(msg);
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());