#include "SMESH_Gen.hxx"
+#include "DriverMesh.hxx"
#include "SMDS_Mesh.hxx"
#include "SMDS_MeshElement.hxx"
#include "SMDS_MeshNode.hxx"
#include <TopoDS_Iterator.hxx>
#include "memoire.h"
+#include <chrono>
+#include <functional>
#ifdef WIN32
#include <windows.h>
#include <Basics_Utils.hxx>
using namespace std;
+#include <boost/filesystem.hpp>
+#include <boost/asio.hpp>
+namespace fs = boost::filesystem;
// Environment variable separator
#ifdef WIN32
bool,
TopTools_IndexedMapOfShape *,
TSetOfInt*)>
- parallel_compute([&] (int id,
+ compute_function([&] (int id,
SMESH_subMesh* sm,
SMESH_subMesh::compute_event event,
SMESH_subMesh *shapeSM,
TopTools_IndexedMapOfShape *allowedSubShapes,
TSetOfInt* aShapesId) -> void
{
- if (sm->GetComputeState() == SMESH_subMesh::READY_TO_COMPUTE)
+ if (sm->GetComputeState() == SMESH_subMesh::READY_TO_COMPUTE)
{
sm->SetAllowedSubShapes( fillAllowed( shapeSM, aShapeOnly, allowedSubShapes ));
//setCurrentSubMesh( sm );
sm->SetAllowedSubShapes( nullptr );
}
+ // TODO: Check if this is necessary
if ( aShapesId )
aShapesId->insert( sm->GetId() );
const int globalAlgoDim = 100;
// Pool of thread for computation
- if (!_pool){
- _pool = new ctpl::thread_pool(2);
- }
+ if(aMesh.IsParallel())
+ aMesh.InitPoolThreads();
SMESH_subMeshIteratorPtr smIt;
// ===============================================
TopAbs_ShapeEnum previousShapeType = TopAbs_VERTEX;
+ int nbThreads = aMesh.GetNbThreads();
+ auto begin = std::chrono::high_resolution_clock::now();
+
+
smIt = shapeSM->getDependsOnIterator(includeSelf, !complexShapeFirst);
- std::vector<std::future<void>> pending;
while ( smIt->more() )
{
SMESH_subMesh* smToCompute = smIt->next();
const TopAbs_ShapeEnum shapeType = shape.ShapeType();
if ( !aMesh.HasShapeToMesh() && shapeType == TopAbs_VERTEX )
continue;
+ if(shapeType==TopAbs_FACE||shapeType==TopAbs_EDGE)
+ aMesh.SetNbThreads(0);
+ else
+ aMesh.SetNbThreads(nbThreads);
+ //DEBUG std::cout << "Shape Type" << shapeType << " previous" << previousShapeType << std::endl;
+ if ((aMesh.IsParallel()||nbThreads!=0) && shapeType != previousShapeType) {
+ // Waiting for all threads for the previous type to end
+ aMesh.wait();
+
+ std::string file_name;
+ switch(previousShapeType){
+ case TopAbs_FACE:
+ file_name = "Mesh2D.med";
+ break;
+ case TopAbs_EDGE:
+ file_name = "Mesh1D.med";
+ break;
+ case TopAbs_VERTEX:
+ file_name = "Mesh0D.med";
+ break;
+ case TopAbs_SOLID:
+ default:
+ file_name = "";
+ break;
+ }
+ if(file_name != "")
+ {
+ fs::path mesh_file = fs::path(aMesh.tmp_folder) / fs::path(file_name);
+ // TODO: change mesh name
+ export_mesh(mesh_file.string(), aMesh, "Maillage_1");
- std::cout << "Shape Type" << shapeType << " previous" << previousShapeType << std::endl;
- if (shapeType != previousShapeType) {
- // Waiting for all thread for the previous type to end
- for(auto it =std::begin(pending); it != std::end(pending); ++it){
- std::cout << "Waiting" << std::endl;
- it->wait();
}
- cout << "Number of segments: " << aMesh.NbEdges() << endl;
//Resetting threaded pool info
previousShapeType = shapeType;
- pending.clear();
}
// check for preview dimension limitations
smToCompute->ComputeStateEngine( SMESH_subMesh::CHECK_COMPUTE_STATE );
continue;
}
- pending.push_back(_pool->push(parallel_compute, smToCompute, computeEvent,
- shapeSM, aShapeOnly, allowedSubShapes,
- aShapesId));
- std::cout << "Launched " << smToCompute << " shape type " << shapeType << std::endl;
+ if(aMesh.IsParallel())
+ {
+ std::cout << "Submitting thread function " << std::endl;
+ boost::asio::post(*(aMesh._pool), [](){std::cerr<< "In Here" << std::endl;});
+ boost::asio::post(*(aMesh._pool), std::bind(compute_function, 1, smToCompute, computeEvent,
+ shapeSM, aShapeOnly, allowedSubShapes,
+ aShapesId));
+ } else {
+ auto begin2 = std::chrono::high_resolution_clock::now();
+
+ compute_function(1 ,smToCompute, computeEvent,
+ shapeSM, aShapeOnly, allowedSubShapes,
+ aShapesId);
+
+ if (smToCompute->GetComputeState() == SMESH_subMesh::FAILED_TO_COMPUTE &&
+ ( shapeType != TopAbs_EDGE || !SMESH_Algo::isDegenerated( TopoDS::Edge( shape ))))
+ ret = false;
+ else if ( aShapesId )
+ aShapesId->insert( smToCompute->GetId() );
+ }
}
- for(auto it =std::begin(pending); it != std::end(pending); ++it){
- it->wait();
+ // TODO: Check error handling in parallel mode
+ if(aMesh.IsParallel()){
+ // Waiting for the thread for Solids to finish
+ aMesh.wait();
}
- pending.clear();
- //aMesh.GetMeshDS()->Modified();
+
+ aMesh.GetMeshDS()->Modified();
+ auto end = std::chrono::high_resolution_clock::now();
+ auto elapsed = std::chrono::duration_cast<std::chrono::nanoseconds>(end - begin);
+ std::cout << "Time for All: " << elapsed.count()*1e-9 << std::endl;
+
+ // Pool of thread for computation
+ if(aMesh.IsParallel())
+ aMesh.DeletePoolThreads();
+
return ret;
}
else
{
// ================================================================
- // Apply algos that do NOT require discreteized boundaries
+ // Apply algos that do NOT require discretized boundaries
// ("all-dimensional") and do NOT support sub-meshes, starting from
// the most complex shapes and collect sub-meshes with algos that
// DO support sub-meshes
// ================================================================
-
+ auto begin = std::chrono::high_resolution_clock::now();
list< SMESH_subMesh* > smWithAlgoSupportingSubmeshes[4]; // for each dim
// map to sort sm with same dim algos according to dim of
continue;
sm->SetAllowedSubShapes( fillAllowed( shapeSM, aShapeOnly, allowedSubShapes ));
setCurrentSubMesh( sm );
+ auto begin = std::chrono::high_resolution_clock::now();
sm->ComputeStateEngine( computeEvent );
+ auto end = std::chrono::high_resolution_clock::now();
+ auto elapsed = std::chrono::duration_cast<std::chrono::nanoseconds>(end - begin);
+ std::cout << "Time for seq:alldim:compute: " << elapsed.count()*1e-9 << std::endl;
+
setCurrentSubMesh( NULL );
sm->SetAllowedSubShapes( nullptr );
if ( aShapesId )
// mesh the rest sub-shapes starting from vertices
// -----------------------------------------------
ret = Compute( aMesh, aShape, aFlags | UPWARD, aDim, aShapesId, allowedSubShapes );
+ auto end = std::chrono::high_resolution_clock::now();
+ auto elapsed = std::chrono::duration_cast<std::chrono::nanoseconds>(end - begin);
+ std::cout << "Time for All: " << elapsed.count()*1e-9 << std::endl;
+
}
MEMOSTAT;