1 // Copyright (C) 2007-2022 CEA/DEN, EDF R&D, OPEN CASCADE
3 // Copyright (C) 2003-2007 OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
4 // CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
6 // This library is free software; you can redistribute it and/or
7 // modify it under the terms of the GNU Lesser General Public
8 // License as published by the Free Software Foundation; either
9 // version 2.1 of the License, or (at your option) any later version.
11 // This library is distributed in the hope that it will be useful,
12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 // Lesser General Public License for more details.
16 // You should have received a copy of the GNU Lesser General Public
17 // License along with this library; if not, write to the Free Software
18 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
20 // See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
23 // SMESH SMESH : implementation of SMESH idl descriptions
24 // File : SMESH_Gen.cxx
25 // Author : Paul RASCLE, EDF
31 #include <boost/asio.hpp>
33 #include "SMESH_Gen.hxx"
35 #include "SMESH_DriverMesh.hxx"
36 #include "SMDS_Mesh.hxx"
37 #include "SMDS_MeshElement.hxx"
38 #include "SMDS_MeshNode.hxx"
39 #include "SMESHDS_Document.hxx"
40 #include "SMESH_HypoFilter.hxx"
41 #include "SMESH_Mesh.hxx"
42 #include "SMESH_MesherHelper.hxx"
43 #include "SMESH_subMesh.hxx"
45 #include <utilities.h>
46 #include <Utils_ExceptHandlers.hxx>
48 #include <TopExp_Explorer.hxx>
50 #include <TopoDS_Iterator.hxx>
59 #include <Basics_Utils.hxx>
63 #include <boost/filesystem.hpp>
64 namespace fs = boost::filesystem;
67 // Environment variable separator
76 // a structure used to nullify SMESH_Gen field of SMESH_Hypothesis,
77 // which is needed for SMESH_Hypothesis not deleted before ~SMESH_Gen()
78 struct _Hyp : public SMESH_Hypothesis
86 //================================================================================
88 * \brief Fill a map of shapes with all sub-shape of a sub-mesh
90 //================================================================================
92 TopTools_IndexedMapOfShape * fillAllowed( SMESH_subMesh* sm,
94 TopTools_IndexedMapOfShape * allowedSub )
96 if ( !toFill || !allowedSub )
100 if ( allowedSub->IsEmpty() )
102 allowedSub->ReSize( sm->DependsOn().size() + 1 );
103 allowedSub->Add( sm->GetSubShape() );
104 for ( const auto & key_sm : sm->DependsOn() )
105 allowedSub->Add( key_sm.second->GetSubShape() );
111 //=============================================================================
115 //=============================================================================
117 SMESH_Gen::SMESH_Gen()
119 _studyContext = new StudyContextStruct;
120 _studyContext->myDocument = new SMESHDS_Document();
123 _segmentation = _nbSegments = 10;
124 _compute_canceled = false;
127 //=============================================================================
131 //=============================================================================
133 SMESH_Gen::~SMESH_Gen()
135 std::map < int, SMESH_Hypothesis * >::iterator i_hyp = _studyContext->mapHypothesis.begin();
136 for ( ; i_hyp != _studyContext->mapHypothesis.end(); ++i_hyp )
138 if ( _Hyp* h = static_cast< _Hyp*>( i_hyp->second ))
141 delete _studyContext->myDocument;
142 delete _studyContext;
145 //=============================================================================
147 * Creates a mesh in a study.
148 * if (theIsEmbeddedMode) { mesh modification commands are not logged }
150 //=============================================================================
152 SMESH_Mesh* SMESH_Gen::CreateMesh(bool theIsEmbeddedMode)
154 Unexpect aCatch(SalomeException);
156 // create a new SMESH_mesh object
157 SMESH_Mesh *aMesh = new SMESH_Mesh(_localId++,
160 _studyContext->myDocument);
161 _studyContext->mapMesh[_localId-1] = aMesh;
167 //=============================================================================
169 * Algo to run the computation of all the submeshes of a mesh in sequentila
171 //=============================================================================
173 bool SMESH_Gen::sequentialComputeSubMeshes(
175 const TopoDS_Shape & aShape,
176 const ::MeshDimension aDim,
177 TSetOfInt* aShapesId /*=0*/,
178 TopTools_IndexedMapOfShape* allowedSubShapes,
179 SMESH_subMesh::compute_event &computeEvent,
180 const bool includeSelf,
181 const bool complexShapeFirst,
182 const bool aShapeOnly)
184 MESSAGE("Compute submeshes sequentialy");
188 SMESH_subMeshIteratorPtr smIt;
189 SMESH_subMesh *shapeSM = aMesh.GetSubMesh(aShape);
191 smIt = shapeSM->getDependsOnIterator(includeSelf, !complexShapeFirst);
192 while ( smIt->more() )
194 SMESH_subMesh* smToCompute = smIt->next();
196 // do not mesh vertices of a pseudo shape
197 const TopoDS_Shape& shape = smToCompute->GetSubShape();
198 const TopAbs_ShapeEnum shapeType = shape.ShapeType();
199 if ( !aMesh.HasShapeToMesh() && shapeType == TopAbs_VERTEX )
202 // check for preview dimension limitations
203 if ( aShapesId && GetShapeDim( shapeType ) > (int)aDim )
205 // clear compute state not to show previous compute errors
206 // if preview invoked less dimension less than previous
207 smToCompute->ComputeStateEngine( SMESH_subMesh::CHECK_COMPUTE_STATE );
211 if (smToCompute->GetComputeState() == SMESH_subMesh::READY_TO_COMPUTE)
213 if (_compute_canceled)
215 smToCompute->SetAllowedSubShapes( fillAllowed( shapeSM, aShapeOnly, allowedSubShapes ));
216 setCurrentSubMesh( smToCompute );
217 smToCompute->ComputeStateEngine( computeEvent );
218 setCurrentSubMesh( nullptr );
219 smToCompute->SetAllowedSubShapes( nullptr );
222 // we check all the sub-meshes here and detect if any of them failed to compute
223 if (smToCompute->GetComputeState() == SMESH_subMesh::FAILED_TO_COMPUTE &&
224 ( shapeType != TopAbs_EDGE || !SMESH_Algo::isDegenerated( TopoDS::Edge( shape ))))
226 else if ( aShapesId )
227 aShapesId->insert( smToCompute->GetId() );
229 //aMesh.GetMeshDS()->Modified();
234 //=============================================================================
236 * compute of a submesh
237 * This function is passed to the thread pool
239 //=============================================================================
240 const std::function<void(SMESH_subMesh*,
241 SMESH_subMesh::compute_event,
244 TopTools_IndexedMapOfShape *,
246 compute_function([] (SMESH_subMesh* sm,
247 SMESH_subMesh::compute_event event,
248 SMESH_subMesh *shapeSM,
250 TopTools_IndexedMapOfShape *allowedSubShapes,
251 TSetOfInt* aShapesId) -> void
253 if (sm->GetComputeState() == SMESH_subMesh::READY_TO_COMPUTE)
255 sm->SetAllowedSubShapes( fillAllowed( shapeSM, aShapeOnly, allowedSubShapes ));
256 //setCurrentSubMesh( sm );
257 sm->ComputeStateEngine(event);
258 //setCurrentSubMesh( nullptr );
259 sm->SetAllowedSubShapes( nullptr );
263 aShapesId->insert( sm->GetId() );
267 //=============================================================================
269 * Algo to run the computation of all the submeshes of a mesh in parallel
271 //=============================================================================
273 bool SMESH_Gen::parallelComputeSubMeshes(
275 const TopoDS_Shape & aShape,
276 const ::MeshDimension aDim,
277 TSetOfInt* aShapesId /*=0*/,
278 TopTools_IndexedMapOfShape* allowedSubShapes,
279 SMESH_subMesh::compute_event &computeEvent,
280 const bool includeSelf,
281 const bool complexShapeFirst,
282 const bool aShapeOnly)
285 throw SALOME_Exception("ParallelMesh is not working on Windows");
290 SMESH_subMeshIteratorPtr smIt;
291 SMESH_subMesh *shapeSM = aMesh.GetSubMesh(aShape);
293 // Pool of thread for computation
294 // TODO: move when parallelMesh created
295 aMesh.InitPoolThreads();
296 aMesh.CreateTmpFolder();
298 TopAbs_ShapeEnum previousShapeType = TopAbs_VERTEX;
299 int nbThreads = aMesh.GetNbThreads();
300 MESSAGE("Compute submeshes with threads: " << nbThreads);
303 smIt = shapeSM->getDependsOnIterator(includeSelf, !complexShapeFirst);
304 while ( smIt->more() )
306 SMESH_subMesh* smToCompute = smIt->next();
308 // do not mesh vertices of a pseudo shape
309 const TopoDS_Shape& shape = smToCompute->GetSubShape();
310 const TopAbs_ShapeEnum shapeType = shape.ShapeType();
311 // Not doing in parallel 1D and 2D meshes
312 if ( !aMesh.HasShapeToMesh() && shapeType == TopAbs_VERTEX )
314 if(shapeType==TopAbs_FACE||shapeType==TopAbs_EDGE)
315 aMesh.SetNbThreads(0);
317 aMesh.SetNbThreads(nbThreads);
320 if (shapeType != previousShapeType) {
321 // Waiting for all threads for the previous type to end
324 std::string file_name;
325 switch(previousShapeType){
327 file_name = "Mesh2D.med";
330 file_name = "Mesh1D.med";
333 file_name = "Mesh0D.med";
342 fs::path mesh_file = fs::path(aMesh.tmp_folder) / fs::path(file_name);
343 SMESH_DriverMesh::exportMesh(mesh_file.string(), aMesh, "MESH");
346 //Resetting threaded pool info
347 previousShapeType = shapeType;
350 // check for preview dimension limitations
351 if ( aShapesId && GetShapeDim( shapeType ) > (int)aDim )
353 // clear compute state not to show previous compute errors
354 // if preview invoked less dimension less than previous
355 smToCompute->ComputeStateEngine( SMESH_subMesh::CHECK_COMPUTE_STATE );
358 boost::asio::post(*(aMesh._pool), std::bind(compute_function, smToCompute, computeEvent,
359 shapeSM, aShapeOnly, allowedSubShapes,
363 // Waiting for the thread for Solids to finish
366 aMesh.GetMeshDS()->Modified();
367 aMesh.DeleteTmpFolder();
373 //=============================================================================
377 //=============================================================================
379 bool SMESH_Gen::Compute(SMESH_Mesh & aMesh,
380 const TopoDS_Shape & aShape,
381 const int aFlags /*= COMPACT_MESH*/,
382 const ::MeshDimension aDim /*=::MeshDim_3D*/,
383 TSetOfInt* aShapesId /*=0*/,
384 TopTools_IndexedMapOfShape* anAllowedSubShapes/*=0*/)
388 const bool aShapeOnly = aFlags & SHAPE_ONLY;
389 const bool anUpward = aFlags & UPWARD;
390 const bool aCompactMesh = aFlags & COMPACT_MESH;
394 SMESH_subMesh *sm, *shapeSM = aMesh.GetSubMesh(aShape);
396 const bool includeSelf = true;
397 const bool complexShapeFirst = true;
398 const int globalAlgoDim = 100;
400 SMESH_subMeshIteratorPtr smIt;
402 // Fix of Issue 22150. Due to !BLSURF->OnlyUnaryInput(), BLSURF computes edges
403 // that must be computed by Projection 1D-2D while the Projection asks to compute
405 SMESH_subMesh::compute_event computeEvent =
406 aShapeOnly ? SMESH_subMesh::COMPUTE_SUBMESH : SMESH_subMesh::COMPUTE;
407 if ( !aMesh.HasShapeToMesh() )
408 computeEvent = SMESH_subMesh::COMPUTE_NOGEOM; // if several algos and no geometry
410 TopTools_IndexedMapOfShape *allowedSubShapes = anAllowedSubShapes, allowedSub;
411 if ( aShapeOnly && !allowedSubShapes )
412 allowedSubShapes = &allowedSub;
414 if ( anUpward ) // is called from the below code in this method
416 // ===============================================
417 // Mesh all the sub-shapes starting from vertices
418 // ===============================================
419 if (aMesh.IsParallel())
420 ret = parallelComputeSubMeshes(
422 aShapesId, allowedSubShapes,
428 ret = sequentialComputeSubMeshes(
430 aShapesId, allowedSubShapes,
440 // ================================================================
441 // Apply algos that do NOT require discretized boundaries
442 // ("all-dimensional") and do NOT support sub-meshes, starting from
443 // the most complex shapes and collect sub-meshes with algos that
444 // DO support sub-meshes
445 // ================================================================
446 list< SMESH_subMesh* > smWithAlgoSupportingSubmeshes[4]; // for each dim
448 // map to sort sm with same dim algos according to dim of
449 // the shape the algo assigned to (issue 0021217).
450 // Other issues influenced the algo applying order:
451 // 21406, 21556, 21893, 20206
452 multimap< int, SMESH_subMesh* > shDim2sm;
453 multimap< int, SMESH_subMesh* >::reverse_iterator shDim2smIt;
454 TopoDS_Shape algoShape;
455 int prevShapeDim = -1, aShapeDim;
457 smIt = shapeSM->getDependsOnIterator(includeSelf, complexShapeFirst);
458 while ( smIt->more() )
460 SMESH_subMesh* smToCompute = smIt->next();
461 if ( smToCompute->GetComputeState() != SMESH_subMesh::READY_TO_COMPUTE )
464 const TopoDS_Shape& aSubShape = smToCompute->GetSubShape();
465 aShapeDim = GetShapeDim( aSubShape );
466 if ( aShapeDim < 1 ) break;
468 // check for preview dimension limitations
469 if ( aShapesId && aShapeDim > (int)aDim )
472 SMESH_Algo* algo = GetAlgo( smToCompute, &algoShape );
473 if ( algo && !algo->NeedDiscreteBoundary() )
475 if ( algo->SupportSubmeshes() )
477 // reload sub-meshes from shDim2sm into smWithAlgoSupportingSubmeshes
478 // so that more local algos to go first
479 if ( prevShapeDim != aShapeDim )
481 prevShapeDim = aShapeDim;
482 for ( shDim2smIt = shDim2sm.rbegin(); shDim2smIt != shDim2sm.rend(); ++shDim2smIt )
483 if ( shDim2smIt->first == globalAlgoDim )
484 smWithAlgoSupportingSubmeshes[ aShapeDim ].push_back( shDim2smIt->second );
486 smWithAlgoSupportingSubmeshes[ aShapeDim ].push_front( shDim2smIt->second );
489 // add smToCompute to shDim2sm map
490 if ( algoShape.IsSame( aMesh.GetShapeToMesh() ))
492 aShapeDim = globalAlgoDim; // to compute last
496 aShapeDim = GetShapeDim( algoShape );
497 if ( algoShape.ShapeType() == TopAbs_COMPOUND )
499 TopoDS_Iterator it( algoShape );
500 aShapeDim += GetShapeDim( it.Value() );
503 shDim2sm.insert( make_pair( aShapeDim, smToCompute ));
505 else // Compute w/o support of sub-meshes
507 if (_compute_canceled)
509 smToCompute->SetAllowedSubShapes( fillAllowed( shapeSM, aShapeOnly, allowedSubShapes ));
510 setCurrentSubMesh( smToCompute );
511 smToCompute->ComputeStateEngine( computeEvent );
512 setCurrentSubMesh( nullptr );
513 smToCompute->SetAllowedSubShapes( nullptr );
515 aShapesId->insert( smToCompute->GetId() );
519 // reload sub-meshes from shDim2sm into smWithAlgoSupportingSubmeshes
520 for ( shDim2smIt = shDim2sm.rbegin(); shDim2smIt != shDim2sm.rend(); ++shDim2smIt )
521 if ( shDim2smIt->first == globalAlgoDim )
522 smWithAlgoSupportingSubmeshes[3].push_back( shDim2smIt->second );
524 smWithAlgoSupportingSubmeshes[0].push_front( shDim2smIt->second );
526 // ======================================================
527 // Apply all-dimensional algorithms supporing sub-meshes
528 // ======================================================
530 std::vector< SMESH_subMesh* > smVec;
531 for ( aShapeDim = 0; aShapeDim < 4; ++aShapeDim )
532 smVec.insert( smVec.end(),
533 smWithAlgoSupportingSubmeshes[aShapeDim].begin(),
534 smWithAlgoSupportingSubmeshes[aShapeDim].end() );
536 // gather sub-shapes with local uni-dimensional algos (bos #29143)
537 // ----------------------------------------------------------------
538 TopTools_MapOfShape uniDimAlgoShapes;
539 if ( !smVec.empty() )
541 ShapeToHypothesis::Iterator s2hyps( aMesh.GetMeshDS()->GetHypotheses() );
542 for ( ; s2hyps.More(); s2hyps.Next() )
544 const TopoDS_Shape& s = s2hyps.Key();
545 if ( s.IsSame( aMesh.GetShapeToMesh() ))
547 for ( auto & hyp : s2hyps.Value() )
549 if ( const SMESH_Algo* algo = dynamic_cast< const SMESH_Algo*>( hyp ))
550 if ( algo->NeedDiscreteBoundary() )
552 TopAbs_ShapeEnum sType;
553 switch ( algo->GetDim() ) {
554 case 3: sType = TopAbs_SOLID; break;
555 case 2: sType = TopAbs_FACE; break;
556 default: sType = TopAbs_EDGE; break;
558 for ( TopExp_Explorer ex( s2hyps.Key(), sType ); ex.More(); ex.Next() )
559 uniDimAlgoShapes.Add( ex.Current() );
566 // ------------------------------------------------
567 // sort list of sub-meshes according to mesh order
568 // ------------------------------------------------
569 aMesh.SortByMeshOrder( smVec );
571 // ------------------------------------------------------------
572 // compute sub-meshes with local uni-dimensional algos under
573 // sub-meshes with all-dimensional algos
574 // ------------------------------------------------------------
575 // start from lower shapes
576 for ( size_t i = 0; i < smVec.size(); ++i )
579 if ( sm->GetComputeState() != SMESH_subMesh::READY_TO_COMPUTE)
582 const TopAbs_ShapeEnum shapeType = sm->GetSubShape().ShapeType();
584 if ( !uniDimAlgoShapes.IsEmpty() )
586 // get a shape the algo is assigned to
587 if ( !GetAlgo( sm, & algoShape ))
588 continue; // strange...
590 // look for more local algos
591 if ( SMESH_subMesh* algoSM = aMesh.GetSubMesh( algoShape ))
592 smIt = algoSM->getDependsOnIterator(!includeSelf, !complexShapeFirst);
594 smIt = sm->getDependsOnIterator(!includeSelf, !complexShapeFirst);
596 while ( smIt->more() )
598 SMESH_subMesh* smToCompute = smIt->next();
600 const TopoDS_Shape& aSubShape = smToCompute->GetSubShape();
601 const int aShapeDim = GetShapeDim( aSubShape );
602 if ( aShapeDim < 1 || aSubShape.ShapeType() <= shapeType )
604 if ( !uniDimAlgoShapes.Contains( aSubShape ))
605 continue; // [bos #29143] aMesh.GetHypothesis() is too long
607 // check for preview dimension limitations
608 if ( aShapesId && GetShapeDim( aSubShape.ShapeType() ) > (int)aDim )
611 SMESH_HypoFilter filter( SMESH_HypoFilter::IsAlgo() );
613 .And( SMESH_HypoFilter::IsApplicableTo( aSubShape ))
614 .And( SMESH_HypoFilter::IsMoreLocalThan( algoShape, aMesh ));
616 if ( SMESH_Algo* subAlgo = (SMESH_Algo*) aMesh.GetHypothesis( smToCompute, filter, true))
618 if ( ! subAlgo->NeedDiscreteBoundary() ) continue;
619 TopTools_IndexedMapOfShape* localAllowed = allowedSubShapes;
620 if ( localAllowed && localAllowed->IsEmpty() )
621 localAllowed = 0; // prevent fillAllowed() with aSubShape
623 SMESH_Hypothesis::Hypothesis_Status status;
624 if ( subAlgo->CheckHypothesis( aMesh, aSubShape, status ))
625 // mesh a lower smToCompute starting from vertices
626 Compute( aMesh, aSubShape, aFlags | SHAPE_ONLY_UPWARD, aDim, aShapesId, localAllowed );
630 // --------------------------------
631 // apply the all-dimensional algo
632 // --------------------------------
634 if (_compute_canceled)
636 // check for preview dimension limitations
637 if ( aShapesId && GetShapeDim( shapeType ) > (int)aDim )
639 sm->SetAllowedSubShapes( fillAllowed( shapeSM, aShapeOnly, allowedSubShapes ));
640 setCurrentSubMesh( sm );
641 sm->ComputeStateEngine( computeEvent );
643 setCurrentSubMesh( NULL );
644 sm->SetAllowedSubShapes( nullptr );
646 aShapesId->insert( sm->GetId() );
651 // -----------------------------------------------
652 // mesh the rest sub-shapes starting from vertices
653 // -----------------------------------------------
654 ret = Compute( aMesh, aShape, aFlags | UPWARD, aDim, aShapesId, allowedSubShapes );
660 // fix quadratic mesh by bending iternal links near concave boundary
661 if ( aCompactMesh && // a final compute
662 aShape.IsSame( aMesh.GetShapeToMesh() ) &&
663 !aShapesId && // not preview
664 ret ) // everything is OK
666 SMESH_MesherHelper aHelper( aMesh );
667 if ( aHelper.IsQuadraticMesh() != SMESH_MesherHelper::LINEAR )
669 aHelper.FixQuadraticElements( shapeSM->GetComputeError() );
675 aMesh.GetMeshDS()->Modified();
676 aMesh.GetMeshDS()->CompactMesh();
681 //=============================================================================
683 * Prepare Compute a mesh
685 //=============================================================================
686 void SMESH_Gen::PrepareCompute(SMESH_Mesh & /*aMesh*/,
687 const TopoDS_Shape & /*aShape*/)
689 _compute_canceled = false;
690 resetCurrentSubMesh();
693 //=============================================================================
695 * Cancel Compute a mesh
697 //=============================================================================
698 void SMESH_Gen::CancelCompute(SMESH_Mesh & /*aMesh*/,
699 const TopoDS_Shape & /*aShape*/)
701 _compute_canceled = true;
702 if ( const SMESH_subMesh* sm = GetCurrentSubMesh() )
704 const_cast< SMESH_subMesh* >( sm )->ComputeStateEngine( SMESH_subMesh::COMPUTE_CANCELED );
706 resetCurrentSubMesh();
709 //================================================================================
711 * \brief Returns a sub-mesh being currently computed
713 //================================================================================
715 const SMESH_subMesh* SMESH_Gen::GetCurrentSubMesh() const
717 return _sm_current.empty() ? 0 : _sm_current.back();
720 //================================================================================
722 * \brief Sets a sub-mesh being currently computed.
724 * An algorithm can call Compute() for a sub-shape, hence we keep a stack of sub-meshes
726 //================================================================================
728 void SMESH_Gen::setCurrentSubMesh(SMESH_subMesh* sm)
731 _sm_current.push_back( sm );
733 else if ( !_sm_current.empty() )
734 _sm_current.pop_back();
737 void SMESH_Gen::resetCurrentSubMesh()
742 //=============================================================================
746 //=============================================================================
748 bool SMESH_Gen::Evaluate(SMESH_Mesh & aMesh,
749 const TopoDS_Shape & aShape,
750 MapShapeNbElems& aResMap,
752 TSetOfInt* aShapesId)
756 SMESH_subMesh *sm = aMesh.GetSubMesh(aShape);
758 const bool includeSelf = true;
759 const bool complexShapeFirst = true;
760 SMESH_subMeshIteratorPtr smIt;
762 if ( anUpward ) { // is called from below code here
763 // -----------------------------------------------
764 // mesh all the sub-shapes starting from vertices
765 // -----------------------------------------------
766 smIt = sm->getDependsOnIterator(includeSelf, !complexShapeFirst);
767 while ( smIt->more() ) {
768 SMESH_subMesh* smToCompute = smIt->next();
770 // do not mesh vertices of a pseudo shape
771 const TopAbs_ShapeEnum shapeType = smToCompute->GetSubShape().ShapeType();
772 //if ( !aMesh.HasShapeToMesh() && shapeType == TopAbs_VERTEX )
774 if ( !aMesh.HasShapeToMesh() ) {
775 if( shapeType == TopAbs_VERTEX || shapeType == TopAbs_WIRE ||
776 shapeType == TopAbs_SHELL )
780 smToCompute->Evaluate(aResMap);
782 aShapesId->insert( smToCompute->GetId() );
787 // -----------------------------------------------------------------
788 // apply algos that DO NOT require Discreteized boundaries and DO NOT
789 // support sub-meshes, starting from the most complex shapes
790 // and collect sub-meshes with algos that DO support sub-meshes
791 // -----------------------------------------------------------------
792 list< SMESH_subMesh* > smWithAlgoSupportingSubmeshes;
793 smIt = sm->getDependsOnIterator(includeSelf, complexShapeFirst);
794 while ( smIt->more() ) {
795 SMESH_subMesh* smToCompute = smIt->next();
796 const TopoDS_Shape& aSubShape = smToCompute->GetSubShape();
797 const int aShapeDim = GetShapeDim( aSubShape );
798 if ( aShapeDim < 1 ) break;
800 SMESH_Algo* algo = GetAlgo( smToCompute );
801 if ( algo && !algo->NeedDiscreteBoundary() ) {
802 if ( algo->SupportSubmeshes() ) {
803 smWithAlgoSupportingSubmeshes.push_front( smToCompute );
806 smToCompute->Evaluate(aResMap);
808 aShapesId->insert( smToCompute->GetId() );
813 // ------------------------------------------------------------
814 // sort list of meshes according to mesh order
815 // ------------------------------------------------------------
816 std::vector< SMESH_subMesh* > smVec( smWithAlgoSupportingSubmeshes.begin(),
817 smWithAlgoSupportingSubmeshes.end() );
818 aMesh.SortByMeshOrder( smVec );
820 // ------------------------------------------------------------
821 // compute sub-meshes under shapes with algos that DO NOT require
822 // Discreteized boundaries and DO support sub-meshes
823 // ------------------------------------------------------------
824 // start from lower shapes
825 for ( size_t i = 0; i < smVec.size(); ++i )
829 // get a shape the algo is assigned to
830 TopoDS_Shape algoShape;
831 if ( !GetAlgo( sm, & algoShape ))
832 continue; // strange...
834 // look for more local algos
835 smIt = sm->getDependsOnIterator(!includeSelf, !complexShapeFirst);
836 while ( smIt->more() ) {
837 SMESH_subMesh* smToCompute = smIt->next();
839 const TopoDS_Shape& aSubShape = smToCompute->GetSubShape();
840 const int aShapeDim = GetShapeDim( aSubShape );
841 if ( aShapeDim < 1 ) continue;
843 SMESH_HypoFilter filter( SMESH_HypoFilter::IsAlgo() );
845 .And( SMESH_HypoFilter::IsApplicableTo( aSubShape ))
846 .And( SMESH_HypoFilter::IsMoreLocalThan( algoShape, aMesh ));
848 if ( SMESH_Algo* subAlgo = (SMESH_Algo*) aMesh.GetHypothesis( smToCompute, filter, true ))
850 if ( ! subAlgo->NeedDiscreteBoundary() ) continue;
851 SMESH_Hypothesis::Hypothesis_Status status;
852 if ( subAlgo->CheckHypothesis( aMesh, aSubShape, status ))
853 // mesh a lower smToCompute starting from vertices
854 Evaluate( aMesh, aSubShape, aResMap, /*anUpward=*/true, aShapesId );
858 // ----------------------------------------------------------
859 // apply the algos that do not require Discreteized boundaries
860 // ----------------------------------------------------------
861 for ( size_t i = 0; i < smVec.size(); ++i )
864 sm->Evaluate(aResMap);
866 aShapesId->insert( sm->GetId() );
869 // -----------------------------------------------
870 // mesh the rest sub-shapes starting from vertices
871 // -----------------------------------------------
872 ret = Evaluate( aMesh, aShape, aResMap, /*anUpward=*/true, aShapesId );
879 //=======================================================================
880 //function : checkConformIgnoredAlgos
882 //=======================================================================
884 static bool checkConformIgnoredAlgos(SMESH_Mesh& aMesh,
885 SMESH_subMesh* aSubMesh,
886 const SMESH_Algo* aGlobIgnoAlgo,
887 const SMESH_Algo* aLocIgnoAlgo,
889 set<SMESH_subMesh*>& aCheckedMap,
890 list< SMESH_Gen::TAlgoStateError > & theErrors)
893 if ( aSubMesh->GetSubShape().ShapeType() == TopAbs_VERTEX)
899 const list<const SMESHDS_Hypothesis*>& listHyp =
900 aMesh.GetMeshDS()->GetHypothesis( aSubMesh->GetSubShape() );
901 list<const SMESHDS_Hypothesis*>::const_iterator it=listHyp.begin();
902 for ( ; it != listHyp.end(); it++)
904 const SMESHDS_Hypothesis * aHyp = *it;
905 if (aHyp->GetType() == SMESHDS_Hypothesis::PARAM_ALGO)
908 const SMESH_Algo* algo = dynamic_cast<const SMESH_Algo*> (aHyp);
911 if ( aLocIgnoAlgo ) // algo is hidden by a local algo of upper dim
913 theErrors.push_back( SMESH_Gen::TAlgoStateError() );
914 theErrors.back().Set( SMESH_Hypothesis::HYP_HIDDEN_ALGO, algo, false );
915 INFOS( "Local <" << algo->GetName() << "> is hidden by local <"
916 << aLocIgnoAlgo->GetName() << ">");
920 bool isGlobal = (aMesh.IsMainShape( aSubMesh->GetSubShape() ));
921 int dim = algo->GetDim();
922 int aMaxGlobIgnoDim = ( aGlobIgnoAlgo ? aGlobIgnoAlgo->GetDim() : -1 );
923 bool isNeededDim = ( aGlobIgnoAlgo ? aGlobIgnoAlgo->NeedLowerHyps( dim ) : false );
925 if (( dim < aMaxGlobIgnoDim && !isNeededDim ) &&
926 ( isGlobal || !aGlobIgnoAlgo->SupportSubmeshes() ))
928 // algo is hidden by a global algo
929 theErrors.push_back( SMESH_Gen::TAlgoStateError() );
930 theErrors.back().Set( SMESH_Hypothesis::HYP_HIDDEN_ALGO, algo, true );
931 INFOS( ( isGlobal ? "Global" : "Local" )
932 << " <" << algo->GetName() << "> is hidden by global <"
933 << aGlobIgnoAlgo->GetName() << ">");
935 else if ( !algo->NeedDiscreteBoundary() && !isGlobal)
937 // local algo is not hidden and hides algos on sub-shapes
938 if (checkConform && !aSubMesh->IsConform( algo ))
941 checkConform = false; // no more check conformity
942 INFOS( "ERROR: Local <" << algo->GetName() <<
943 "> would produce not conform mesh: "
944 "<Not Conform Mesh Allowed> hypothesis is missing");
945 theErrors.push_back( SMESH_Gen::TAlgoStateError() );
946 theErrors.back().Set( SMESH_Hypothesis::HYP_NOTCONFORM, algo, false );
949 // sub-algos will be hidden by a local <algo> if <algo> does not support sub-meshes
950 if ( algo->SupportSubmeshes() )
952 SMESH_subMeshIteratorPtr revItSub =
953 aSubMesh->getDependsOnIterator( /*includeSelf=*/false, /*complexShapeFirst=*/true);
954 bool checkConform2 = false;
955 while ( revItSub->more() )
957 SMESH_subMesh* sm = revItSub->next();
958 checkConformIgnoredAlgos (aMesh, sm, aGlobIgnoAlgo,
959 algo, checkConform2, aCheckedMap, theErrors);
960 aCheckedMap.insert( sm );
969 //=======================================================================
970 //function : checkMissing
971 //purpose : notify on missing hypothesis
972 // Return false if algo or hipothesis is missing
973 //=======================================================================
975 static bool checkMissing(SMESH_Gen* aGen,
977 SMESH_subMesh* aSubMesh,
978 const int aTopAlgoDim,
980 const bool checkNoAlgo,
981 set<SMESH_subMesh*>& aCheckedMap,
982 list< SMESH_Gen::TAlgoStateError > & theErrors)
984 switch ( aSubMesh->GetSubShape().ShapeType() )
988 case TopAbs_SOLID: break; // check this sub-mesh, it can be meshed
990 return true; // not meshable sub-mesh
992 if ( aCheckedMap.count( aSubMesh ))
996 SMESH_Algo* algo = 0;
998 switch (aSubMesh->GetAlgoState())
1000 case SMESH_subMesh::NO_ALGO: {
1003 // should there be any algo?
1004 int shapeDim = SMESH_Gen::GetShapeDim( aSubMesh->GetSubShape() );
1005 if (aTopAlgoDim > shapeDim)
1007 MESSAGE( "ERROR: " << shapeDim << "D algorithm is missing" );
1009 theErrors.push_back( SMESH_Gen::TAlgoStateError() );
1010 theErrors.back().Set( SMESH_Hypothesis::HYP_MISSING, shapeDim, true );
1015 case SMESH_subMesh::MISSING_HYP: {
1016 // notify if an algo missing hyp is attached to aSubMesh
1017 algo = aSubMesh->GetAlgo();
1019 bool IsGlobalHypothesis = aGen->IsGlobalHypothesis( algo, aMesh );
1020 if (!IsGlobalHypothesis || !globalChecked[ algo->GetDim() ])
1022 TAlgoStateErrorName errName = SMESH_Hypothesis::HYP_MISSING;
1023 SMESH_Hypothesis::Hypothesis_Status status;
1024 algo->CheckHypothesis( aMesh, aSubMesh->GetSubShape(), status );
1025 if ( status == SMESH_Hypothesis::HYP_BAD_PARAMETER ) {
1026 MESSAGE( "ERROR: hypothesis of " << (IsGlobalHypothesis ? "Global " : "Local ")
1027 << "<" << algo->GetName() << "> has a bad parameter value");
1029 } else if ( status == SMESH_Hypothesis::HYP_BAD_GEOMETRY ) {
1030 MESSAGE( "ERROR: " << (IsGlobalHypothesis ? "Global " : "Local ")
1031 << "<" << algo->GetName() << "> assigned to mismatching geometry");
1034 MESSAGE( "ERROR: " << (IsGlobalHypothesis ? "Global " : "Local ")
1035 << "<" << algo->GetName() << "> misses some hypothesis");
1037 if (IsGlobalHypothesis)
1038 globalChecked[ algo->GetDim() ] = true;
1039 theErrors.push_back( SMESH_Gen::TAlgoStateError() );
1040 theErrors.back().Set( errName, algo, IsGlobalHypothesis );
1045 case SMESH_subMesh::HYP_OK:
1046 algo = aSubMesh->GetAlgo();
1048 if (!algo->NeedDiscreteBoundary())
1050 SMESH_subMeshIteratorPtr itsub = aSubMesh->getDependsOnIterator( /*includeSelf=*/false,
1051 /*complexShapeFirst=*/false);
1052 while ( itsub->more() )
1053 aCheckedMap.insert( itsub->next() );
1059 // do not check under algo that hides sub-algos or
1060 // re-start checking NO_ALGO state
1062 bool isTopLocalAlgo =
1063 ( aTopAlgoDim <= algo->GetDim() && !aGen->IsGlobalHypothesis( algo, aMesh ));
1064 if (!algo->NeedDiscreteBoundary() || isTopLocalAlgo)
1066 bool checkNoAlgo2 = ( algo->NeedDiscreteBoundary() );
1067 SMESH_subMeshIteratorPtr itsub = aSubMesh->getDependsOnIterator( /*includeSelf=*/false,
1068 /*complexShapeFirst=*/true);
1069 while ( itsub->more() )
1071 // sub-meshes should not be checked further more
1072 SMESH_subMesh* sm = itsub->next();
1076 //check algo on sub-meshes
1077 int aTopAlgoDim2 = algo->GetDim();
1078 if (!checkMissing (aGen, aMesh, sm, aTopAlgoDim2,
1079 globalChecked, checkNoAlgo2, aCheckedMap, theErrors))
1082 if (sm->GetAlgoState() == SMESH_subMesh::NO_ALGO )
1083 checkNoAlgo2 = false;
1086 aCheckedMap.insert( sm );
1092 //=======================================================================
1093 //function : CheckAlgoState
1094 //purpose : notify on bad state of attached algos, return false
1095 // if Compute() would fail because of some algo bad state
1096 //=======================================================================
1098 bool SMESH_Gen::CheckAlgoState(SMESH_Mesh& aMesh, const TopoDS_Shape& aShape)
1100 list< TAlgoStateError > errors;
1101 return GetAlgoState( aMesh, aShape, errors );
1104 //=======================================================================
1105 //function : GetAlgoState
1106 //purpose : notify on bad state of attached algos, return false
1107 // if Compute() would fail because of some algo bad state
1108 // theErrors list contains problems description
1109 //=======================================================================
1111 bool SMESH_Gen::GetAlgoState(SMESH_Mesh& theMesh,
1112 const TopoDS_Shape& theShape,
1113 list< TAlgoStateError > & theErrors)
1116 bool hasAlgo = false;
1118 SMESH_subMesh* sm = theMesh.GetSubMesh(theShape);
1119 const SMESHDS_Mesh* meshDS = theMesh.GetMeshDS();
1120 TopoDS_Shape mainShape = meshDS->ShapeToMesh();
1122 // -----------------
1124 // -----------------
1126 const SMESH_Algo* aGlobAlgoArr[] = {0,0,0,0};
1128 const list<const SMESHDS_Hypothesis*>& listHyp = meshDS->GetHypothesis( mainShape );
1129 list<const SMESHDS_Hypothesis*>::const_iterator it=listHyp.begin();
1130 for ( ; it != listHyp.end(); it++)
1132 const SMESHDS_Hypothesis * aHyp = *it;
1133 if (aHyp->GetType() == SMESHDS_Hypothesis::PARAM_ALGO)
1136 const SMESH_Algo* algo = dynamic_cast<const SMESH_Algo*> (aHyp);
1139 int dim = algo->GetDim();
1140 aGlobAlgoArr[ dim ] = algo;
1145 // --------------------------------------------------------
1146 // info on algos that will be ignored because of ones that
1147 // don't NeedDiscreteBoundary() attached to super-shapes,
1148 // check that a conform mesh will be produced
1149 // --------------------------------------------------------
1152 // find a global algo possibly hiding sub-algos
1154 const SMESH_Algo* aGlobIgnoAlgo = 0;
1155 for (dim = 3; dim > 0; dim--)
1157 if (aGlobAlgoArr[ dim ] &&
1158 !aGlobAlgoArr[ dim ]->NeedDiscreteBoundary() /*&&
1159 !aGlobAlgoArr[ dim ]->SupportSubmeshes()*/ )
1161 aGlobIgnoAlgo = aGlobAlgoArr[ dim ];
1166 set<SMESH_subMesh*> aCheckedSubs;
1167 bool checkConform = ( !theMesh.IsNotConformAllowed() );
1169 // loop on theShape and its sub-shapes
1170 SMESH_subMeshIteratorPtr revItSub = sm->getDependsOnIterator( /*includeSelf=*/true,
1171 /*complexShapeFirst=*/true);
1172 while ( revItSub->more() )
1174 SMESH_subMesh* smToCheck = revItSub->next();
1175 if ( smToCheck->GetSubShape().ShapeType() == TopAbs_VERTEX)
1178 if ( aCheckedSubs.insert( smToCheck ).second ) // not yet checked
1179 if (!checkConformIgnoredAlgos (theMesh, smToCheck, aGlobIgnoAlgo,
1180 0, checkConform, aCheckedSubs, theErrors))
1183 if ( smToCheck->GetAlgoState() != SMESH_subMesh::NO_ALGO )
1187 // ----------------------------------------------------------------
1188 // info on missing hypothesis and find out if all needed algos are
1190 // ----------------------------------------------------------------
1192 // find max dim of global algo
1193 int aTopAlgoDim = 0;
1194 for (dim = 3; dim > 0; dim--)
1196 if (aGlobAlgoArr[ dim ])
1202 bool checkNoAlgo = theMesh.HasShapeToMesh() ? bool( aTopAlgoDim ) : false;
1203 bool globalChecked[] = { false, false, false, false };
1205 // loop on theShape and its sub-shapes
1206 aCheckedSubs.clear();
1207 revItSub = sm->getDependsOnIterator( /*includeSelf=*/true, /*complexShapeFirst=*/true);
1208 while ( revItSub->more() )
1210 SMESH_subMesh* smToCheck = revItSub->next();
1211 if ( smToCheck->GetSubShape().ShapeType() == TopAbs_VERTEX)
1214 if (!checkMissing (this, theMesh, smToCheck, aTopAlgoDim,
1215 globalChecked, checkNoAlgo, aCheckedSubs, theErrors))
1218 if (smToCheck->GetAlgoState() == SMESH_subMesh::NO_ALGO )
1219 checkNoAlgo = false;
1225 theErrors.push_back( TAlgoStateError() );
1226 theErrors.back().Set( SMESH_Hypothesis::HYP_MISSING, theMesh.HasShapeToMesh() ? 1 : 3, true );
1232 //=======================================================================
1233 //function : IsGlobalHypothesis
1234 //purpose : check if theAlgo is attached to the main shape
1235 //=======================================================================
1237 bool SMESH_Gen::IsGlobalHypothesis(const SMESH_Hypothesis* theHyp, SMESH_Mesh& aMesh)
1239 SMESH_HypoFilter filter( SMESH_HypoFilter::Is( theHyp ));
1240 return aMesh.GetHypothesis( aMesh.GetMeshDS()->ShapeToMesh(), filter, false );
1243 //================================================================================
1245 * \brief Return paths to xml files of plugins
1247 //================================================================================
1249 std::vector< std::string > SMESH_Gen::GetPluginXMLPaths()
1251 // Get paths to xml files of plugins
1252 vector< string > xmlPaths;
1254 if ( const char* meshersList = getenv("SMESH_MeshersList") )
1256 string meshers = meshersList, plugin;
1257 string::size_type from = 0, pos;
1258 while ( from < meshers.size() )
1260 // cut off plugin name
1261 pos = meshers.find( env_sep, from );
1262 if ( pos != string::npos )
1263 plugin = meshers.substr( from, pos-from );
1265 plugin = meshers.substr( from ), pos = meshers.size();
1268 // get PLUGIN_ROOT_DIR path
1269 string rootDirVar, pluginSubDir = plugin;
1270 if ( plugin == "StdMeshers" )
1271 rootDirVar = "SMESH", pluginSubDir = "smesh";
1273 for ( pos = 0; pos < plugin.size(); ++pos )
1274 rootDirVar += toupper( plugin[pos] );
1275 rootDirVar += "_ROOT_DIR";
1277 const char* rootDir = getenv( rootDirVar.c_str() );
1278 if ( !rootDir || strlen(rootDir) == 0 )
1280 rootDirVar = plugin + "_ROOT_DIR"; // HexoticPLUGIN_ROOT_DIR
1281 rootDir = getenv( rootDirVar.c_str() );
1282 if ( !rootDir || strlen(rootDir) == 0 ) continue;
1285 // get a separator from rootDir
1286 for ( int i = strlen( rootDir )-1; i >= 0 && sep.empty(); --i )
1287 if ( rootDir[i] == '/' || rootDir[i] == '\\' )
1293 if (sep.empty() ) sep = "\\";
1295 if (sep.empty() ) sep = "/";
1298 // get a path to resource file
1299 string xmlPath = rootDir;
1300 if ( xmlPath[ xmlPath.size()-1 ] != sep[0] )
1302 xmlPath += "share" + sep + "salome" + sep + "resources" + sep;
1303 for ( pos = 0; pos < pluginSubDir.size(); ++pos )
1304 xmlPath += tolower( pluginSubDir[pos] );
1305 xmlPath += sep + plugin + ".xml";
1309 const wchar_t* path = Kernel_Utils::decode_s(xmlPath);
1310 SMESHUtils::ArrayDeleter<const wchar_t> deleter( path );
1312 const char* path = xmlPath.c_str();
1314 fileOK = (GetFileAttributes(path) != INVALID_FILE_ATTRIBUTES);
1317 fileOK = (access(xmlPath.c_str(), F_OK) == 0);
1320 xmlPaths.push_back( xmlPath );
1327 //=============================================================================
1329 * Finds algo to mesh a shape. Optionally returns a shape the found algo is bound to
1331 //=============================================================================
1333 SMESH_Algo *SMESH_Gen::GetAlgo(SMESH_Mesh & aMesh,
1334 const TopoDS_Shape & aShape,
1335 TopoDS_Shape* assignedTo)
1337 return GetAlgo( aMesh.GetSubMesh( aShape ), assignedTo );
1340 //=============================================================================
1342 * Finds algo to mesh a sub-mesh. Optionally returns a shape the found algo is bound to
1344 //=============================================================================
1346 SMESH_Algo *SMESH_Gen::GetAlgo(SMESH_subMesh * aSubMesh,
1347 TopoDS_Shape* assignedTo)
1349 if ( !aSubMesh ) return 0;
1351 const TopoDS_Shape & aShape = aSubMesh->GetSubShape();
1352 SMESH_Mesh& aMesh = *aSubMesh->GetFather();
1354 SMESH_HypoFilter filter( SMESH_HypoFilter::IsAlgo() );
1355 if ( aMesh.HasShapeToMesh() )
1356 filter.And( filter.IsApplicableTo( aShape ));
1358 typedef SMESH_Algo::Features AlgoData;
1360 TopoDS_Shape assignedToShape;
1362 (SMESH_Algo*) aMesh.GetHypothesis( aSubMesh, filter, true, &assignedToShape );
1365 aShape.ShapeType() == TopAbs_FACE &&
1366 !aShape.IsSame( assignedToShape ) &&
1367 SMESH_MesherHelper::NbAncestors( aShape, aMesh, TopAbs_SOLID ) > 1 )
1369 // Issue 0021559. If there is another 2D algo with different types of output
1370 // elements that can be used to mesh aShape, and 3D algos on adjacent SOLIDs
1371 // have different types of input elements, we choose a most appropriate 2D algo.
1373 // try to find a concurrent 2D algo
1374 filter.AndNot( filter.Is( algo ));
1375 TopoDS_Shape assignedToShape2;
1377 (SMESH_Algo*) aMesh.GetHypothesis( aSubMesh, filter, true, &assignedToShape2 );
1378 if ( algo2 && // algo found
1379 !assignedToShape2.IsSame( aMesh.GetShapeToMesh() ) && // algo is local
1380 ( SMESH_MesherHelper::GetGroupType( assignedToShape2 ) == // algo of the same level
1381 SMESH_MesherHelper::GetGroupType( assignedToShape )) &&
1382 aMesh.IsOrderOK( aMesh.GetSubMesh( assignedToShape2 ), // no forced order
1383 aMesh.GetSubMesh( assignedToShape )))
1385 // get algos on the adjacent SOLIDs
1386 filter.Init( filter.IsAlgo() ).And( filter.HasDim( 3 ));
1387 vector< SMESH_Algo* > algos3D;
1388 PShapeIteratorPtr solidIt = SMESH_MesherHelper::GetAncestors( aShape, aMesh,
1390 while ( const TopoDS_Shape* solid = solidIt->next() )
1391 if ( SMESH_Algo* algo3D = (SMESH_Algo*) aMesh.GetHypothesis( *solid, filter, true ))
1393 algos3D.push_back( algo3D );
1394 filter.AndNot( filter.HasName( algo3D->GetName() ));
1396 // check compatibility of algos
1397 if ( algos3D.size() > 1 )
1399 const AlgoData& algoData = algo->SMESH_Algo::GetFeatures();
1400 const AlgoData& algoData2 = algo2->SMESH_Algo::GetFeatures();
1401 const AlgoData& algoData3d0 = algos3D[0]->SMESH_Algo::GetFeatures();
1402 const AlgoData& algoData3d1 = algos3D[1]->SMESH_Algo::GetFeatures();
1403 if (( algoData2.IsCompatible( algoData3d0 ) &&
1404 algoData2.IsCompatible( algoData3d1 ))
1406 !(algoData.IsCompatible( algoData3d0 ) &&
1407 algoData.IsCompatible( algoData3d1 )))
1413 if ( assignedTo && algo )
1414 * assignedTo = assignedToShape;
1419 //=============================================================================
1421 * Returns StudyContextStruct for a study
1423 //=============================================================================
1425 StudyContextStruct *SMESH_Gen::GetStudyContext()
1427 return _studyContext;
1430 //================================================================================
1432 * \brief Return shape dimension by TopAbs_ShapeEnum
1434 //================================================================================
1436 int SMESH_Gen::GetShapeDim(const TopAbs_ShapeEnum & aShapeType)
1438 static vector<int> dim;
1441 dim.resize( TopAbs_SHAPE, -1 );
1442 dim[ TopAbs_COMPOUND ] = MeshDim_3D;
1443 dim[ TopAbs_COMPSOLID ] = MeshDim_3D;
1444 dim[ TopAbs_SOLID ] = MeshDim_3D;
1445 dim[ TopAbs_SHELL ] = MeshDim_2D;
1446 dim[ TopAbs_FACE ] = MeshDim_2D;
1447 dim[ TopAbs_WIRE ] = MeshDim_1D;
1448 dim[ TopAbs_EDGE ] = MeshDim_1D;
1449 dim[ TopAbs_VERTEX ] = MeshDim_0D;
1451 return dim[ aShapeType ];
1454 //================================================================================
1456 * \brief Return shape dimension by exploding compounds
1458 //================================================================================
1460 int SMESH_Gen::GetFlatShapeDim(const TopoDS_Shape &aShape)
1463 if ( aShape.ShapeType() == TopAbs_COMPOUND ||
1464 aShape.ShapeType() == TopAbs_COMPSOLID )
1466 TopoDS_Iterator it( aShape );
1467 aShapeDim = GetFlatShapeDim( it.Value() );
1470 aShapeDim = GetShapeDim( aShape );
1474 //=============================================================================
1476 * Generate a new id unique within this Gen
1478 //=============================================================================
1480 int SMESH_Gen::GetANewId()