1 // SMESH SMESH : implementaion of SMESH idl descriptions
3 // Copyright (C) 2003 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.
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
24 // File : SMESH_subMesh.cxx
25 // Author : Paul RASCLE, EDF
29 #include "SMESH_subMesh.hxx"
31 #include "SMESH_Algo.hxx"
32 #include "SMESH_Gen.hxx"
33 #include "SMESH_HypoFilter.hxx"
34 #include "SMESH_Hypothesis.hxx"
35 #include "SMESH_Mesh.hxx"
36 #include "SMESH_MesherHelper.hxx"
37 #include "SMESH_subMeshEventListener.hxx"
38 #include "SMESH_Comment.hxx"
39 #include "SMDS_SetIterator.hxx"
41 #include "utilities.h"
44 #include <BRep_Builder.hxx>
45 #include <BRep_Tool.hxx>
47 #include <TopTools_IndexedDataMapOfShapeListOfShape.hxx>
48 #include <TopTools_IndexedMapOfShape.hxx>
49 #include <TopTools_ListIteratorOfListOfShape.hxx>
50 #include <TopTools_ListOfShape.hxx>
51 #include <TopTools_MapOfShape.hxx>
53 #include <TopoDS_Compound.hxx>
56 #include <Standard_OutOfMemory.hxx>
57 #include <Standard_ErrorHandler.hxx>
61 //=============================================================================
63 * default constructor:
65 //=============================================================================
67 SMESH_subMesh::SMESH_subMesh(int Id,
69 SMESHDS_Mesh * meshDS,
70 const TopoDS_Shape & aSubShape)
72 _subShape = aSubShape;
73 _subMeshDS = meshDS->MeshElements(_subShape); // may be null ...
76 _dependenceAnalysed = _alwaysComputed = false;
78 if (_subShape.ShapeType() == TopAbs_VERTEX)
81 _computeState = READY_TO_COMPUTE;
86 _computeState = NOT_READY;
90 //=============================================================================
94 //=============================================================================
96 SMESH_subMesh::~SMESH_subMesh()
98 MESSAGE("SMESH_subMesh::~SMESH_subMesh");
100 DeleteOwnListeners();
103 //=============================================================================
107 //=============================================================================
109 int SMESH_subMesh::GetId() const
111 //MESSAGE("SMESH_subMesh::GetId");
115 //=============================================================================
119 //=============================================================================
121 SMESHDS_SubMesh * SMESH_subMesh::GetSubMeshDS()
123 // submesh appears in DS only when a mesher set nodes and elements on a shape
124 return _subMeshDS ? _subMeshDS : _subMeshDS = _father->GetMeshDS()->MeshElements(_subShape); // may be null
127 //=============================================================================
131 //=============================================================================
133 SMESHDS_SubMesh* SMESH_subMesh::CreateSubMeshDS()
135 if ( !GetSubMeshDS() ) {
136 SMESHDS_Mesh* meshDS = _father->GetMeshDS();
137 meshDS->NewSubMesh( meshDS->ShapeToIndex( _subShape ) );
139 return GetSubMeshDS();
142 //=============================================================================
146 //=============================================================================
148 SMESH_subMesh *SMESH_subMesh::GetFirstToCompute()
150 SMESH_subMeshIteratorPtr smIt = getDependsOnIterator(true,false);
151 while ( smIt->more() ) {
152 SMESH_subMesh *sm = smIt->next();
153 if ( sm->GetComputeState() == READY_TO_COMPUTE )
156 return 0; // nothing to compute
159 //================================================================================
161 * \brief Allow algo->Compute() if a subshape of lower dim is meshed but
162 * none mesh entity is bound to it (PAL13615, 2nd part)
164 //================================================================================
166 void SMESH_subMesh::SetIsAlwaysComputed(bool isAlCo)
168 _alwaysComputed = isAlCo;
169 if ( _alwaysComputed )
170 _computeState = COMPUTE_OK;
172 ComputeStateEngine( CHECK_COMPUTE_STATE );
175 //=======================================================================
176 //function : IsMeshComputed
177 //purpose : check if _subMeshDS contains mesh elements
178 //=======================================================================
180 bool SMESH_subMesh::IsMeshComputed() const
182 if ( _alwaysComputed )
184 // algo may bind a submesh not to _subShape, eg 3D algo
185 // sets nodes on SHELL while _subShape may be SOLID
187 SMESHDS_Mesh* meshDS = _father->GetMeshDS();
188 int dim = SMESH_Gen::GetShapeDim( _subShape );
189 int type = _subShape.ShapeType();
190 for ( ; type <= TopAbs_VERTEX; type++) {
191 if ( dim == SMESH_Gen::GetShapeDim( (TopAbs_ShapeEnum) type ))
193 TopExp_Explorer exp( _subShape, (TopAbs_ShapeEnum) type );
194 for ( ; exp.More(); exp.Next() )
196 if ( SMESHDS_SubMesh * smDS = meshDS->MeshElements( exp.Current() ))
198 bool computed = (dim > 0) ? smDS->NbElements() : smDS->NbNodes();
211 //=============================================================================
215 //=============================================================================
217 bool SMESH_subMesh::SubMeshesComputed()
219 int myDim = SMESH_Gen::GetShapeDim( _subShape );
220 int dimToCheck = myDim - 1;
221 bool subMeshesComputed = true;
222 // check subMeshes with upper dimension => reverse iteration
223 SMESH_subMeshIteratorPtr smIt = getDependsOnIterator(false,true);
224 while ( smIt->more() )
226 SMESH_subMesh *sm = smIt->next();
227 if ( sm->_alwaysComputed )
229 const TopoDS_Shape & ss = sm->GetSubShape();
230 // MSV 07.04.2006: restrict checking to myDim-1 only. Ex., there is no sense
231 // in checking of existence of edges if the algo needs only faces. Moreover,
232 // degenerated edges may have no submesh, as after computing NETGEN_2D.
233 int dim = SMESH_Gen::GetShapeDim( ss );
234 if (dim < dimToCheck)
235 break; // the rest subMeshes are all of less dimension
236 SMESHDS_SubMesh * ds = sm->GetSubMeshDS();
237 bool computeOk = (sm->GetComputeState() == COMPUTE_OK ||
238 (ds && ( ds->NbNodes() || ds->NbElements() )));
241 int type = ss.ShapeType();
243 subMeshesComputed = false;
247 case TopAbs_COMPOUND:
249 MESSAGE("The not computed sub mesh is a COMPOUND");
252 case TopAbs_COMPSOLID:
254 MESSAGE("The not computed sub mesh is a COMPSOLID");
259 MESSAGE("The not computed sub mesh is a SHEL");
264 MESSAGE("The not computed sub mesh is a WIRE");
269 MESSAGE("The not computed sub mesh is a SOLID");
274 MESSAGE("The not computed sub mesh is a FACE");
279 MESSAGE("The not computed sub mesh is a EDGE");
284 MESSAGE("The not computed sub mesh is of unknown type");
292 return subMeshesComputed;
295 //=============================================================================
299 //=============================================================================
301 bool SMESH_subMesh::SubMeshesReady()
303 bool subMeshesReady = true;
304 SMESH_subMeshIteratorPtr smIt = getDependsOnIterator(false,true);
305 while ( smIt->more() ) {
306 SMESH_subMesh *sm = smIt->next();
307 bool computeOk = (sm->GetComputeState() == COMPUTE_OK ||
308 sm->GetComputeState() == READY_TO_COMPUTE);
311 subMeshesReady = false;
316 return subMeshesReady;
319 //=============================================================================
321 * Construct dependence on first level subMeshes. complex shapes (compsolid,
322 * shell, wire) are not analysed the same way as simple shapes (solid, face,
324 * For collection shapes (compsolid, shell, wire) prepare a list of submeshes
325 * with possible multiples occurences. Multiples occurences corresponds to
326 * internal frontiers within shapes of the collection and must not be keeped.
327 * See FinalizeDependence.
329 //=============================================================================
331 const map < int, SMESH_subMesh * >& SMESH_subMesh::DependsOn()
333 if (_dependenceAnalysed)
336 //MESSAGE("SMESH_subMesh::DependsOn");
338 int type = _subShape.ShapeType();
342 case TopAbs_COMPOUND:
344 //MESSAGE("compound");
345 for (TopExp_Explorer exp(_subShape, TopAbs_SOLID); exp.More();
348 InsertDependence(exp.Current());
350 for (TopExp_Explorer exp(_subShape, TopAbs_SHELL, TopAbs_SOLID); exp.More();
353 InsertDependence(exp.Current()); //only shell not in solid
355 for (TopExp_Explorer exp(_subShape, TopAbs_FACE, TopAbs_SHELL); exp.More();
358 InsertDependence(exp.Current());
360 for (TopExp_Explorer exp(_subShape, TopAbs_EDGE, TopAbs_FACE); exp.More();
363 InsertDependence(exp.Current());
367 case TopAbs_COMPSOLID:
369 //MESSAGE("compsolid");
370 for (TopExp_Explorer exp(_subShape, TopAbs_SOLID); exp.More();
373 InsertDependence(exp.Current());
380 for (TopExp_Explorer exp(_subShape, TopAbs_FACE); exp.More();
383 InsertDependence(exp.Current());
390 for (TopExp_Explorer exp(_subShape, TopAbs_EDGE); exp.More();
393 InsertDependence(exp.Current());
400 for (TopExp_Explorer exp(_subShape, TopAbs_FACE); exp.More();
403 InsertDependence(exp.Current());
410 for (TopExp_Explorer exp(_subShape, TopAbs_EDGE); exp.More();
413 InsertDependence(exp.Current());
420 for (TopExp_Explorer exp(_subShape, TopAbs_VERTEX); exp.More();
423 InsertDependence(exp.Current());
436 _dependenceAnalysed = true;
440 //=============================================================================
442 * For simple Shapes (solid, face, edge): add subMesh into dependence list.
444 //=============================================================================
446 void SMESH_subMesh::InsertDependence(const TopoDS_Shape aSubShape)
448 //MESSAGE("SMESH_subMesh::InsertDependence");
449 SMESH_subMesh *aSubMesh = _father->GetSubMesh(aSubShape);
450 int type = aSubShape.ShapeType();
451 int ordType = 9 - type; // 2 = Vertex, 8 = CompSolid
452 int cle = aSubMesh->GetId();
453 cle += 10000000 * ordType; // sort map by ordType then index
454 if ( _mapDepend.find( cle ) == _mapDepend.end())
456 _mapDepend[cle] = aSubMesh;
457 const map < int, SMESH_subMesh * > & subMap = aSubMesh->DependsOn();
458 _mapDepend.insert( subMap.begin(), subMap.end() );
462 //=============================================================================
466 //=============================================================================
468 const TopoDS_Shape & SMESH_subMesh::GetSubShape() const
470 //MESSAGE("SMESH_subMesh::GetSubShape");
475 //=======================================================================
476 //function : CanAddHypothesis
477 //purpose : return true if theHypothesis can be attached to me:
478 // its dimention is checked
479 //=======================================================================
481 bool SMESH_subMesh::CanAddHypothesis(const SMESH_Hypothesis* theHypothesis) const
483 int aHypDim = theHypothesis->GetDim();
484 int aShapeDim = SMESH_Gen::GetShapeDim(_subShape);
485 if ( aHypDim <= aShapeDim )
487 // if ( aHypDim < aShapeDim )
488 // return ( _father->IsMainShape( _subShape ));
493 //=======================================================================
494 //function : IsApplicableHypotesis
496 //=======================================================================
498 bool SMESH_subMesh::IsApplicableHypotesis(const SMESH_Hypothesis* theHypothesis,
499 const TopAbs_ShapeEnum theShapeType)
501 if ( theHypothesis->GetType() > SMESHDS_Hypothesis::PARAM_ALGO)
503 return ( theHypothesis->GetShapeType() & (1<< theShapeType));
506 switch ( theShapeType ) {
511 return SMESH_Gen::GetShapeDim( theShapeType ) == theHypothesis->GetDim();
514 // Special case for algorithms, building 2D mesh on a whole shell.
515 // Before this fix there was a problem after restoring from study,
516 // because in that case algorithm is assigned before hypothesis
517 // (on shell in problem case) and hypothesis is checked on faces
518 // (because it is 2D), where we have NO_ALGO state.
519 // Now 2D hypothesis is also applicable to shells.
520 return (theHypothesis->GetDim() == 2 || theHypothesis->GetDim() == 3);
523 // case TopAbs_COMPSOLID:
524 // case TopAbs_COMPOUND:
530 //=============================================================================
534 //=============================================================================
536 SMESH_Hypothesis::Hypothesis_Status
537 SMESH_subMesh::AlgoStateEngine(int event, SMESH_Hypothesis * anHyp)
539 // MESSAGE("SMESH_subMesh::AlgoStateEngine");
540 //SCRUTE(_algoState);
543 // **** les retour des evenement shape sont significatifs
544 // (add ou remove fait ou non)
545 // le retour des evenement father n'indiquent pas que add ou remove fait
547 SMESH_Hypothesis::Hypothesis_Status aux_ret, ret = SMESH_Hypothesis::HYP_OK;
549 SMESHDS_Mesh* meshDS =_father->GetMeshDS();
550 SMESH_Gen* gen =_father->GetGen();
551 SMESH_Algo* algo = 0;
553 if (_subShape.ShapeType() == TopAbs_VERTEX )
555 if ( anHyp->GetDim() != 0) {
556 if (event == ADD_HYP || event == ADD_ALGO)
557 return SMESH_Hypothesis::HYP_BAD_DIM;
559 return SMESH_Hypothesis::HYP_OK;
562 else if ( _algoState == HYP_OK ) {
563 // update default _algoState
564 if ( event != REMOVE_FATHER_ALGO )
566 _algoState = NO_ALGO;
567 algo = gen->GetAlgo(*_father, _subShape);
569 _algoState = MISSING_HYP;
570 if ( event == REMOVE_FATHER_HYP ||
571 algo->CheckHypothesis(*_father,_subShape, aux_ret))
578 int oldAlgoState = _algoState;
579 bool modifiedHyp = (event == MODIF_HYP); // if set to true, force event MODIF_ALGO_STATE
581 bool isApplicableHyp = IsApplicableHypotesis( anHyp );
583 if (event == ADD_ALGO || event == ADD_FATHER_ALGO)
585 // -------------------------------------------
586 // check if a shape needed by algo is present
587 // -------------------------------------------
588 algo = static_cast< SMESH_Algo* >( anHyp );
589 if ( !_father->HasShapeToMesh() && algo->NeedShape() )
590 return SMESH_Hypothesis::HYP_BAD_GEOMETRY;
591 // ----------------------
592 // check mesh conformity
593 // ----------------------
594 if (isApplicableHyp && !_father->IsNotConformAllowed() && !IsConform( algo ))
595 return SMESH_Hypothesis::HYP_NOTCONFORM;
598 // ----------------------------------
599 // add a hypothesis to DS if possible
600 // ----------------------------------
601 if (event == ADD_HYP || event == ADD_ALGO)
603 if ( ! CanAddHypothesis( anHyp )) // check dimension
604 return SMESH_Hypothesis::HYP_BAD_DIM;
606 if ( /*!anHyp->IsAuxiliary() &&*/ GetSimilarAttached( _subShape, anHyp ) )
607 return SMESH_Hypothesis::HYP_ALREADY_EXIST;
609 if ( !meshDS->AddHypothesis(_subShape, anHyp))
610 return SMESH_Hypothesis::HYP_ALREADY_EXIST;
612 // Serve Propagation of 1D hypothesis
613 // NOTE: it is possible to re-implement Propagation using EventListener
614 if (event == ADD_HYP) {
615 bool isPropagationOk = true;
616 bool isPropagationHyp = ( strcmp( "Propagation", anHyp->GetName() ) == 0 );
618 if ( isPropagationHyp ) {
619 TopExp_Explorer exp (_subShape, TopAbs_EDGE);
620 TopTools_MapOfShape aMap;
621 for (; exp.More(); exp.Next()) {
622 if (aMap.Add(exp.Current())) {
623 if (!_father->BuildPropagationChain(exp.Current())) {
624 isPropagationOk = false;
629 else if (anHyp->GetDim() == 1) { // Only 1D hypothesis can be propagated
630 TopExp_Explorer exp (_subShape, TopAbs_EDGE);
631 TopTools_MapOfShape aMap;
632 for (; exp.More(); exp.Next()) {
633 if (aMap.Add(exp.Current())) {
634 TopoDS_Shape aMainEdge;
635 if (_father->IsPropagatedHypothesis(exp.Current(), aMainEdge)) {
636 isPropagationOk = _father->RebuildPropagationChains();
637 } else if (_father->IsPropagationHypothesis(exp.Current())) {
638 isPropagationOk = _father->BuildPropagationChain(exp.Current());
646 if ( isPropagationOk ) {
647 if ( isPropagationHyp )
648 return ret; // nothing more to do for "Propagation" hypothesis
650 else if ( ret < SMESH_Hypothesis::HYP_CONCURENT) {
651 ret = SMESH_Hypothesis::HYP_CONCURENT;
653 } // Serve Propagation of 1D hypothesis
656 // --------------------------
657 // remove a hypothesis from DS
658 // --------------------------
659 if (event == REMOVE_HYP || event == REMOVE_ALGO)
661 if (!meshDS->RemoveHypothesis(_subShape, anHyp))
662 return SMESH_Hypothesis::HYP_OK; // nothing changes
664 // Serve Propagation of 1D hypothesis
665 // NOTE: it is possible to re-implement Propagation using EventListener
666 if (event == REMOVE_HYP)
668 bool isPropagationOk = true;
669 SMESH_HypoFilter propagFilter( SMESH_HypoFilter::HasName( "Propagation" ));
670 bool isPropagationHyp = propagFilter.IsOk( anHyp, _subShape );
672 if ( isPropagationHyp )
674 TopExp_Explorer exp (_subShape, TopAbs_EDGE);
675 TopTools_MapOfShape aMap;
676 for (; exp.More(); exp.Next()) {
677 if (aMap.Add(exp.Current()) &&
678 !_father->GetHypothesis( exp.Current(), propagFilter, true )) {
679 // no more Propagation on the current edge
680 if (!_father->RemovePropagationChain(exp.Current())) {
681 return SMESH_Hypothesis::HYP_UNKNOWN_FATAL;
685 // rebuild propagation chains, because removing one
686 // chain can resolve concurention, existing before
687 isPropagationOk = _father->RebuildPropagationChains();
689 else if (anHyp->GetDim() == 1) // Only 1D hypothesis can be propagated
691 isPropagationOk = _father->RebuildPropagationChains();
694 if ( isPropagationOk ) {
695 if ( isPropagationHyp )
696 return ret; // nothing more to do for "Propagation" hypothesis
698 else if ( ret < SMESH_Hypothesis::HYP_CONCURENT) {
699 ret = SMESH_Hypothesis::HYP_CONCURENT;
701 } // Serve Propagation of 1D hypothesis
702 else // event == REMOVE_ALGO
704 algo = dynamic_cast<SMESH_Algo*> (anHyp);
705 if (!algo->NeedDescretBoundary())
707 // clean all mesh in the tree of the current submesh;
708 // we must perform it now because later
709 // we will have no information about the type of the removed algo
711 ComputeStateEngine( CLEAN );
713 ComputeSubMeshStateEngine( CHECK_COMPUTE_STATE );
718 // ------------------
719 // analyse algo state
720 // ------------------
721 if (!isApplicableHyp)
722 return ret; // not applicable hypotheses do not change algo state
727 // ----------------------------------------------------------------------
734 algo = gen->GetAlgo((*_father), _subShape);
736 if (algo->CheckHypothesis((*_father),_subShape, aux_ret))
737 SetAlgoState(HYP_OK);
738 else if ( algo->IsStatusFatal( aux_ret )) {
739 meshDS->RemoveHypothesis(_subShape, anHyp);
743 SetAlgoState(MISSING_HYP);
750 case ADD_FATHER_ALGO: { // Algo just added in father
751 algo = gen->GetAlgo((*_father), _subShape);
753 if ( algo == anHyp ) {
754 if ( algo->CheckHypothesis((*_father),_subShape, aux_ret))
755 SetAlgoState(HYP_OK);
757 SetAlgoState(MISSING_HYP);
761 case REMOVE_FATHER_HYP:
763 case REMOVE_FATHER_ALGO: {
764 algo = gen->GetAlgo((*_father), _subShape);
767 if ( algo->CheckHypothesis((*_father),_subShape, aux_ret ))
768 SetAlgoState(HYP_OK);
770 SetAlgoState(MISSING_HYP);
774 case MODIF_HYP: break;
781 // ----------------------------------------------------------------------
787 algo = gen->GetAlgo((*_father), _subShape);
789 if ( algo->CheckHypothesis((*_father),_subShape, ret ))
790 SetAlgoState(HYP_OK);
791 if (SMESH_Hypothesis::IsStatusFatal( ret ))
792 meshDS->RemoveHypothesis(_subShape, anHyp);
793 else if (!_father->IsUsedHypothesis( anHyp, this ))
795 meshDS->RemoveHypothesis(_subShape, anHyp);
796 ret = SMESH_Hypothesis::HYP_INCOMPATIBLE;
800 case ADD_ALGO: { //already existing algo : on father ?
801 algo = gen->GetAlgo((*_father), _subShape);
803 if ( algo->CheckHypothesis((*_father),_subShape, aux_ret ))// ignore hyp status
804 SetAlgoState(HYP_OK);
805 else if ( algo->IsStatusFatal( aux_ret )) {
806 meshDS->RemoveHypothesis(_subShape, anHyp);
810 SetAlgoState(MISSING_HYP);
815 case REMOVE_ALGO: { // perhaps a father algo applies ?
816 algo = gen->GetAlgo((*_father), _subShape);
817 if (algo == NULL) // no more algo applying on subShape...
819 SetAlgoState(NO_ALGO);
823 if ( algo->CheckHypothesis((*_father),_subShape, aux_ret ))
824 SetAlgoState(HYP_OK);
826 SetAlgoState(MISSING_HYP);
830 case MODIF_HYP: // assigned hypothesis value may become good
831 case ADD_FATHER_HYP: {
832 algo = gen->GetAlgo((*_father), _subShape);
834 if ( algo->CheckHypothesis((*_father),_subShape, aux_ret ))
835 SetAlgoState(HYP_OK);
837 SetAlgoState(MISSING_HYP);
840 case ADD_FATHER_ALGO: { // new father algo
841 algo = gen->GetAlgo((*_father), _subShape);
843 if ( algo == anHyp ) {
844 if ( algo->CheckHypothesis((*_father),_subShape, aux_ret ))
845 SetAlgoState(HYP_OK);
847 SetAlgoState(MISSING_HYP);
851 case REMOVE_FATHER_HYP: // nothing to do
853 case REMOVE_FATHER_ALGO: {
854 algo = gen->GetAlgo((*_father), _subShape);
855 if (algo == NULL) // no more applying algo on father
857 SetAlgoState(NO_ALGO);
861 if ( algo->CheckHypothesis((*_father),_subShape , aux_ret ))
862 SetAlgoState(HYP_OK);
864 SetAlgoState(MISSING_HYP);
874 // ----------------------------------------------------------------------
880 algo = gen->GetAlgo((*_father), _subShape);
882 if (!algo->CheckHypothesis((*_father),_subShape, ret ))
884 if ( !SMESH_Hypothesis::IsStatusFatal( ret ))
885 // ret should be fatal: anHyp was not added
886 ret = SMESH_Hypothesis::HYP_INCOMPATIBLE;
888 else if (!_father->IsUsedHypothesis( anHyp, this ))
889 ret = SMESH_Hypothesis::HYP_INCOMPATIBLE;
891 if (SMESH_Hypothesis::IsStatusFatal( ret ))
893 MESSAGE("do not add extra hypothesis");
894 meshDS->RemoveHypothesis(_subShape, anHyp);
902 case ADD_ALGO: { //already existing algo : on father ?
903 algo = gen->GetAlgo((*_father), _subShape);
904 if ( algo->CheckHypothesis((*_father),_subShape, aux_ret )) {
905 // check if algo changes
907 f.Init( SMESH_HypoFilter::IsAlgo() );
908 f.And( SMESH_HypoFilter::IsApplicableTo( _subShape ));
909 f.AndNot( SMESH_HypoFilter::Is( algo ));
910 const SMESH_Hypothesis * prevAlgo = _father->GetHypothesis( _subShape, f, true );
912 string(algo->GetName()) != string(prevAlgo->GetName()) )
916 SetAlgoState(MISSING_HYP);
920 algo = gen->GetAlgo((*_father), _subShape);
922 if ( algo->CheckHypothesis((*_father),_subShape, aux_ret ))
923 SetAlgoState(HYP_OK);
925 SetAlgoState(MISSING_HYP);
929 case REMOVE_ALGO: { // perhaps a father algo applies ?
930 algo = gen->GetAlgo((*_father), _subShape);
931 if (algo == NULL) // no more algo applying on subShape...
933 SetAlgoState(NO_ALGO);
937 if ( algo->CheckHypothesis((*_father),_subShape, aux_ret )) {
938 // check if algo remains
939 if ( anHyp != algo && strcmp( anHyp->GetName(), algo->GetName()) )
943 SetAlgoState(MISSING_HYP);
947 case MODIF_HYP: // hypothesis value may become bad
948 case ADD_FATHER_HYP: { // new father hypothesis ?
949 algo = gen->GetAlgo((*_father), _subShape);
951 if ( algo->CheckHypothesis((*_father),_subShape, aux_ret ))
953 if (_father->IsUsedHypothesis( anHyp, this )) // new Hyp
957 SetAlgoState(MISSING_HYP);
960 case ADD_FATHER_ALGO: {
961 algo = gen->GetAlgo((*_father), _subShape);
962 if ( algo == anHyp ) { // a new algo on father
963 if ( algo->CheckHypothesis((*_father),_subShape, aux_ret )) {
964 // check if algo changes
966 f.Init( SMESH_HypoFilter::IsAlgo() );
967 f.And( SMESH_HypoFilter::IsApplicableTo( _subShape ));
968 f.AndNot( SMESH_HypoFilter::Is( algo ));
969 const SMESH_Hypothesis* prevAlgo = _father->GetHypothesis( _subShape, f, true );
971 string(algo->GetName()) != string(prevAlgo->GetName()) )
975 SetAlgoState(MISSING_HYP);
979 case REMOVE_FATHER_HYP: {
980 algo = gen->GetAlgo((*_father), _subShape);
982 if ( algo->CheckHypothesis((*_father),_subShape, aux_ret )) {
983 // is there the same local hyp or maybe a new father algo applied?
984 if ( !GetSimilarAttached( _subShape, anHyp ) )
988 SetAlgoState(MISSING_HYP);
991 case REMOVE_FATHER_ALGO: {
992 algo = gen->GetAlgo((*_father), _subShape);
993 if (algo == NULL) // no more applying algo on father
995 SetAlgoState(NO_ALGO);
999 if ( algo->CheckHypothesis((*_father),_subShape, aux_ret )) {
1000 // check if algo changes
1001 if ( string(algo->GetName()) != string( anHyp->GetName()) )
1005 SetAlgoState(MISSING_HYP);
1015 // ----------------------------------------------------------------------
1022 // detect algorithm hiding
1024 if ( ret == SMESH_Hypothesis::HYP_OK &&
1025 ( event == ADD_ALGO || event == ADD_FATHER_ALGO ) &&
1026 algo->GetName() == anHyp->GetName() )
1029 SMESH_Gen* gen = _father->GetGen();
1030 TopTools_ListIteratorOfListOfShape it( _father->GetAncestors( _subShape ));
1031 for ( ; ( ret == SMESH_Hypothesis::HYP_OK && it.More()); it.Next() ) {
1032 if ( SMESH_Algo* upperAlgo = gen->GetAlgo( *_father, it.Value() ))
1033 if ( !upperAlgo->NeedDescretBoundary() )
1034 ret = SMESH_Hypothesis::HYP_HIDDEN_ALGO;
1037 if ( ret == SMESH_Hypothesis::HYP_OK && !algo->NeedDescretBoundary() ) {
1038 map<int, SMESH_subMesh*>::reverse_iterator i_sm = _mapDepend.rbegin();
1039 for ( ; ( ret == SMESH_Hypothesis::HYP_OK && i_sm != _mapDepend.rend()) ; ++i_sm )
1040 if ( gen->GetAlgo( *_father, i_sm->second->_subShape ))
1041 ret = SMESH_Hypothesis::HYP_HIDING_ALGO;
1045 bool stateChange = ( _algoState != oldAlgoState );
1047 if ( stateChange && _algoState == HYP_OK ) // hyp becomes OK
1048 algo->SetEventListener( this );
1050 NotifyListenersOnEvent( event, ALGO_EVENT, anHyp );
1052 if ( stateChange && oldAlgoState == HYP_OK ) { // hyp becomes KO
1053 DeleteOwnListeners();
1054 if (_subShape.ShapeType() == TopAbs_VERTEX ) {
1055 // restore default states
1056 _algoState = HYP_OK;
1057 _computeState = READY_TO_COMPUTE;
1061 if (stateChange || modifiedHyp)
1062 ComputeStateEngine(MODIF_ALGO_STATE);
1067 //=======================================================================
1068 //function : IsConform
1069 //purpose : check if a conform mesh will be produced by the Algo
1070 //=======================================================================
1072 bool SMESH_subMesh::IsConform(const SMESH_Algo* theAlgo)
1074 // MESSAGE( "SMESH_subMesh::IsConform" );
1075 if ( !theAlgo ) return false;
1077 // Suppose that theAlgo is applicable to _subShape, do not check it here
1078 //if ( !IsApplicableHypotesis( theAlgo )) return false;
1080 // check only algo that doesn't NeedDescretBoundary(): because mesh made
1081 // on a sub-shape will be ignored by theAlgo
1082 if ( theAlgo->NeedDescretBoundary() ||
1083 !theAlgo->OnlyUnaryInput() ) // all adjacent shapes will be meshed by this algo?
1086 SMESH_Gen* gen =_father->GetGen();
1088 // only local algo is to be checked
1089 //if ( gen->IsGlobalHypothesis( theAlgo, *_father ))
1090 if ( _subShape.ShapeType() == _father->GetMeshDS()->ShapeToMesh().ShapeType() )
1093 // check algo attached to adjacent shapes
1095 // loop on one level down sub-meshes
1096 TopoDS_Iterator itsub( _subShape );
1097 for (; itsub.More(); itsub.Next())
1099 // loop on adjacent subShapes
1100 TopTools_ListIteratorOfListOfShape it( _father->GetAncestors( itsub.Value() ));
1101 for (; it.More(); it.Next())
1103 const TopoDS_Shape& adjacent = it.Value();
1104 if ( _subShape.IsSame( adjacent )) continue;
1105 if ( adjacent.ShapeType() != _subShape.ShapeType())
1108 // check algo attached to smAdjacent
1109 SMESH_Algo * algo = gen->GetAlgo((*_father), adjacent);
1111 !algo->NeedDescretBoundary() &&
1112 algo->OnlyUnaryInput())
1113 return false; // NOT CONFORM MESH WILL BE PRODUCED
1120 //=============================================================================
1124 //=============================================================================
1126 void SMESH_subMesh::SetAlgoState(int state)
1131 //=============================================================================
1135 //=============================================================================
1136 SMESH_Hypothesis::Hypothesis_Status
1137 SMESH_subMesh::SubMeshesAlgoStateEngine(int event,
1138 SMESH_Hypothesis * anHyp)
1140 SMESH_Hypothesis::Hypothesis_Status ret = SMESH_Hypothesis::HYP_OK;
1141 //EAP: a wire (dim==1) should notify edges (dim==1)
1142 //EAP: int dim = SMESH_Gen::GetShapeDim(_subShape);
1143 //if (_subShape.ShapeType() < TopAbs_EDGE ) // wire,face etc
1145 SMESH_subMeshIteratorPtr smIt = getDependsOnIterator(false,false);
1146 while ( smIt->more() ) {
1147 SMESH_Hypothesis::Hypothesis_Status ret2 =
1148 smIt->next()->AlgoStateEngine(event, anHyp);
1156 //=============================================================================
1160 //=============================================================================
1162 void SMESH_subMesh::CleanDependsOn()
1164 SMESH_subMeshIteratorPtr smIt = getDependsOnIterator(false,false);
1165 while ( smIt->more() )
1166 smIt->next()->ComputeStateEngine(CLEAN);
1169 //=============================================================================
1173 //=============================================================================
1175 void SMESH_subMesh::DumpAlgoState(bool isMain)
1177 int dim = SMESH_Gen::GetShapeDim(_subShape);
1178 // if (dim < 1) return;
1181 const map < int, SMESH_subMesh * >&subMeshes = DependsOn();
1183 map < int, SMESH_subMesh * >::const_iterator itsub;
1184 for (itsub = subMeshes.begin(); itsub != subMeshes.end(); itsub++)
1186 SMESH_subMesh *sm = (*itsub).second;
1187 sm->DumpAlgoState(false);
1190 int type = _subShape.ShapeType();
1191 MESSAGE("dim = " << dim << " type of shape " << type);
1195 MESSAGE(" AlgoState = NO_ALGO");
1198 MESSAGE(" AlgoState = MISSING_HYP");
1201 MESSAGE(" AlgoState = HYP_OK");
1204 switch (_computeState)
1207 MESSAGE(" ComputeState = NOT_READY");
1209 case READY_TO_COMPUTE:
1210 MESSAGE(" ComputeState = READY_TO_COMPUTE");
1213 MESSAGE(" ComputeState = COMPUTE_OK");
1215 case FAILED_TO_COMPUTE:
1216 MESSAGE(" ComputeState = FAILED_TO_COMPUTE");
1221 //================================================================================
1223 * \brief Remove nodes and elements bound to submesh
1224 * \param subMesh - submesh containing nodes and elements
1226 //================================================================================
1228 static void cleanSubMesh( SMESH_subMesh * subMesh )
1231 if (SMESHDS_SubMesh * subMeshDS = subMesh->GetSubMeshDS()) {
1232 SMESHDS_Mesh * meshDS = subMesh->GetFather()->GetMeshDS();
1233 SMDS_ElemIteratorPtr ite = subMeshDS->GetElements();
1234 while (ite->more()) {
1235 const SMDS_MeshElement * elt = ite->next();
1236 //MESSAGE( " RM elt: "<<elt->GetID()<<" ( "<<elt->NbNodes()<<" )" );
1237 //meshDS->RemoveElement(elt);
1238 meshDS->RemoveFreeElement(elt, subMeshDS);
1241 SMDS_NodeIteratorPtr itn = subMeshDS->GetNodes();
1242 while (itn->more()) {
1243 const SMDS_MeshNode * node = itn->next();
1244 //MESSAGE( " RM node: "<<node->GetID());
1245 if ( node->NbInverseNodes() == 0 )
1246 meshDS->RemoveFreeNode(node, subMeshDS);
1247 else // for StdMeshers_CompositeSegment_1D: node in one submesh, edge in another
1248 meshDS->RemoveNode(node);
1254 //=============================================================================
1258 //=============================================================================
1260 bool SMESH_subMesh::ComputeStateEngine(int event)
1262 _computeError.reset();
1264 //MESSAGE("SMESH_subMesh::ComputeStateEngine");
1265 //SCRUTE(_computeState);
1268 if (_subShape.ShapeType() == TopAbs_VERTEX)
1270 _computeState = READY_TO_COMPUTE;
1271 SMESHDS_SubMesh* smDS = GetSubMeshDS();
1272 if ( smDS && smDS->NbNodes() ) {
1273 _computeState = COMPUTE_OK;
1275 else if ( event == COMPUTE && !_alwaysComputed ) {
1276 const TopoDS_Vertex & V = TopoDS::Vertex( _subShape );
1277 gp_Pnt P = BRep_Tool::Pnt(V);
1278 if ( SMDS_MeshNode * n = _father->GetMeshDS()->AddNode(P.X(), P.Y(), P.Z()) ) {
1279 _father->GetMeshDS()->SetNodeOnVertex(n,_Id);
1280 _computeState = COMPUTE_OK;
1283 if ( event == MODIF_ALGO_STATE )
1287 SMESH_Gen *gen = _father->GetGen();
1288 SMESH_Algo *algo = 0;
1290 SMESH_Hypothesis::Hypothesis_Status hyp_status;
1291 //algo_state oldAlgoState = (algo_state) GetAlgoState();
1293 switch (_computeState)
1296 // ----------------------------------------------------------------------
1301 case MODIF_ALGO_STATE:
1302 algo = gen->GetAlgo((*_father), _subShape);
1303 if (algo && !algo->NeedDescretBoundary())
1304 CleanDependsOn(); // clean sub-meshes with event CLEAN
1305 if ( _algoState == HYP_OK )
1306 _computeState = READY_TO_COMPUTE;
1308 case COMPUTE: // nothing to do
1312 RemoveSubMeshElementsAndNodes();
1314 case SUBMESH_COMPUTED: // nothing to do
1316 case SUBMESH_RESTORED:
1317 ComputeSubMeshStateEngine( SUBMESH_RESTORED );
1319 case MESH_ENTITY_REMOVED:
1321 case CHECK_COMPUTE_STATE:
1322 if ( IsMeshComputed() )
1323 _computeState = COMPUTE_OK;
1331 // ----------------------------------------------------------------------
1333 case READY_TO_COMPUTE:
1336 case MODIF_ALGO_STATE:
1337 _computeState = NOT_READY;
1338 algo = gen->GetAlgo((*_father), _subShape);
1341 if (!algo->NeedDescretBoundary())
1342 CleanDependsOn(); // clean sub-meshes with event CLEAN
1343 if ( _algoState == HYP_OK )
1344 _computeState = READY_TO_COMPUTE;
1349 algo = gen->GetAlgo((*_father), _subShape);
1351 ret = algo->CheckHypothesis((*_father), _subShape, hyp_status);
1354 MESSAGE("***** verify compute state *****");
1355 _computeState = NOT_READY;
1356 SetAlgoState(MISSING_HYP);
1359 // check submeshes needed
1360 if (_father->HasShapeToMesh() ) {
1361 bool subComputed = SubMeshesComputed();
1362 ret = ( algo->NeedDescretBoundary() ? subComputed :
1363 ( !subComputed || _father->IsNotConformAllowed() ));
1365 _computeState = FAILED_TO_COMPUTE;
1366 if ( !algo->NeedDescretBoundary() )
1368 SMESH_ComputeError::New(COMPERR_BAD_INPUT_MESH,"Unexpected submesh",algo);
1374 RemoveSubMeshElementsAndNodes();
1376 _computeState = FAILED_TO_COMPUTE;
1377 _computeError = SMESH_ComputeError::New(COMPERR_OK,"",algo);
1379 #if (OCC_VERSION_MAJOR << 16 | OCC_VERSION_MINOR << 8 | OCC_VERSION_MAINTENANCE) > 0x060100
1382 algo->InitComputeError();
1383 if ( !_father->HasShapeToMesh() ) // no shape
1385 SMESH_MesherHelper helper( *_father );
1386 helper.SetSubShape( _subShape );
1387 helper.SetElementsOnShape( true );
1388 ret = algo->Compute(*_father, &helper );
1392 if (!algo->NeedDescretBoundary() && !algo->OnlyUnaryInput()) {
1393 ret = ApplyToCollection( algo, GetCollection( gen, algo ) );
1397 ret = algo->Compute((*_father), _subShape);
1401 _computeError = algo->GetComputeError();
1403 catch ( std::bad_alloc& exc ) {
1404 if ( _computeError ) {
1405 _computeError->myName = COMPERR_MEMORY_PB;
1406 //_computeError->myComment = exc.what();
1410 catch ( Standard_OutOfMemory& exc ) {
1411 if ( _computeError ) {
1412 _computeError->myName = COMPERR_MEMORY_PB;
1413 //_computeError->myComment = exc.what();
1417 catch (Standard_Failure& exc) {
1418 if ( !_computeError ) _computeError = SMESH_ComputeError::New();
1419 _computeError->myName = COMPERR_OCC_EXCEPTION;
1420 _computeError->myComment = exc.GetMessageString();
1422 catch ( SALOME_Exception& S_ex ) {
1423 if ( !_computeError ) _computeError = SMESH_ComputeError::New();
1424 _computeError->myName = COMPERR_SLM_EXCEPTION;
1425 _computeError->myComment = S_ex.what();
1427 catch ( std::exception& exc ) {
1428 if ( !_computeError ) _computeError = SMESH_ComputeError::New();
1429 _computeError->myName = COMPERR_STD_EXCEPTION;
1430 _computeError->myComment = exc.what();
1433 if ( _computeError )
1434 _computeError->myName = COMPERR_EXCEPTION;
1438 if ( ret && _computeError && !_computeError->IsOK() ) {
1441 if (ret && !_alwaysComputed) { // check if anything was built
1442 ret = ( GetSubMeshDS() && ( GetSubMeshDS()->NbElements() || GetSubMeshDS()->NbNodes() ));
1446 // Set _computeError
1447 if ( !_computeError )
1448 _computeError = SMESH_ComputeError::New();
1449 if ( _computeError->IsOK() )
1450 _computeError->myName = COMPERR_ALGO_FAILED;
1454 _computeError.reset();
1455 UpdateDependantsState( SUBMESH_COMPUTED ); // send event SUBMESH_COMPUTED
1457 if ( !algo->NeedDescretBoundary() )
1458 UpdateSubMeshState( ret ? COMPUTE_OK : FAILED_TO_COMPUTE );
1459 CheckComputeError( algo );
1464 RemoveSubMeshElementsAndNodes();
1465 _computeState = NOT_READY;
1466 algo = gen->GetAlgo((*_father), _subShape);
1469 ret = algo->CheckHypothesis((*_father), _subShape, hyp_status);
1471 _computeState = READY_TO_COMPUTE;
1473 SetAlgoState(MISSING_HYP);
1476 case SUBMESH_COMPUTED: // nothing to do
1478 case SUBMESH_RESTORED:
1479 // check if a mesh is already computed that may
1480 // happen after retrieval from a file
1481 ComputeStateEngine( CHECK_COMPUTE_STATE );
1482 ComputeSubMeshStateEngine( SUBMESH_RESTORED );
1483 algo = gen->GetAlgo(*_father, _subShape);
1484 if (algo) algo->SubmeshRestored( this );
1486 case MESH_ENTITY_REMOVED:
1488 case CHECK_COMPUTE_STATE:
1489 if ( IsMeshComputed() )
1490 _computeState = COMPUTE_OK;
1498 // ----------------------------------------------------------------------
1503 case MODIF_ALGO_STATE:
1504 ComputeStateEngine( CLEAN );
1505 algo = gen->GetAlgo((*_father), _subShape);
1506 if (algo && !algo->NeedDescretBoundary())
1507 CleanDependsOn(); // clean sub-meshes with event CLEAN
1509 case COMPUTE: // nothing to do
1512 CleanDependants(); // clean sub-meshes, dependant on this one, with event CLEAN
1513 RemoveSubMeshElementsAndNodes();
1514 _computeState = NOT_READY;
1515 if ( _algoState == HYP_OK )
1516 _computeState = READY_TO_COMPUTE;
1518 case SUBMESH_COMPUTED: // nothing to do
1520 case SUBMESH_RESTORED:
1521 ComputeStateEngine( CHECK_COMPUTE_STATE );
1522 ComputeSubMeshStateEngine( SUBMESH_RESTORED );
1523 algo = gen->GetAlgo(*_father, _subShape);
1524 if (algo) algo->SubmeshRestored( this );
1526 case MESH_ENTITY_REMOVED:
1527 UpdateDependantsState( CHECK_COMPUTE_STATE );
1528 ComputeStateEngine( CHECK_COMPUTE_STATE );
1529 ComputeSubMeshStateEngine( CHECK_COMPUTE_STATE );
1531 case CHECK_COMPUTE_STATE:
1532 if ( !IsMeshComputed() )
1533 if (_algoState == HYP_OK)
1534 _computeState = READY_TO_COMPUTE;
1536 _computeState = NOT_READY;
1544 // ----------------------------------------------------------------------
1546 case FAILED_TO_COMPUTE:
1549 case MODIF_ALGO_STATE:
1550 if (_algoState == HYP_OK)
1551 _computeState = READY_TO_COMPUTE;
1553 _computeState = NOT_READY;
1555 case COMPUTE: // nothing to do
1558 CleanDependants(); // submeshes dependent on me should be cleaned as well
1559 RemoveSubMeshElementsAndNodes();
1561 case SUBMESH_COMPUTED: // allow retry compute
1562 if (_algoState == HYP_OK)
1563 _computeState = READY_TO_COMPUTE;
1565 _computeState = NOT_READY;
1567 case SUBMESH_RESTORED:
1568 ComputeSubMeshStateEngine( SUBMESH_RESTORED );
1570 case MESH_ENTITY_REMOVED:
1572 case CHECK_COMPUTE_STATE:
1573 if ( IsMeshComputed() )
1574 _computeState = COMPUTE_OK;
1576 if (_algoState == HYP_OK)
1577 _computeState = READY_TO_COMPUTE;
1579 _computeState = NOT_READY;
1587 // ----------------------------------------------------------------------
1593 NotifyListenersOnEvent( event, COMPUTE_EVENT );
1598 //=======================================================================
1600 * \brief Update compute_state by _computeError
1602 //=======================================================================
1604 bool SMESH_subMesh::CheckComputeError(SMESH_Algo* theAlgo)
1606 bool noErrors = ( !_computeError || _computeError->IsOK() );
1609 if ( !_computeError->myAlgo )
1610 _computeError->myAlgo = theAlgo;
1614 text << theAlgo->GetName() << " failed on subshape #" << _Id << " with error ";
1615 if (_computeError->IsCommon() )
1616 text << _computeError->CommonName();
1618 text << _computeError->myName;
1619 if ( _computeError->myComment.size() > 0 )
1620 text << " \"" << _computeError->myComment << "\"";
1623 cout << text << endl;
1624 // Show vertices location of a failed shape
1625 TopTools_IndexedMapOfShape vMap;
1626 TopExp::MapShapes( _subShape, TopAbs_VERTEX, vMap );
1627 cout << "Subshape vertices " << ( vMap.Extent()>10 ? "(first 10):" : ":") << endl;
1628 for ( int iv = 1; iv <= vMap.Extent() && iv < 11; ++iv ) {
1629 gp_Pnt P( BRep_Tool::Pnt( TopoDS::Vertex( vMap( iv ) )));
1630 cout << "#" << _father->GetMeshDS()->ShapeToIndex( vMap( iv )) << " ";
1631 cout << P.X() << " " << P.Y() << " " << P.Z() << " " << endl;
1636 _computeState = FAILED_TO_COMPUTE;
1640 _computeState = COMPUTE_OK;
1642 // Check state of submeshes
1643 if ( !theAlgo->NeedDescretBoundary() /*&& theAlgo->OnlyUnaryInput()*/ ) {
1644 SMESH_subMeshIteratorPtr smIt = getDependsOnIterator(false,false);
1645 while ( smIt->more() )
1646 if ( !smIt->next()->CheckComputeError( theAlgo ))
1652 //=======================================================================
1653 //function : ApplyToCollection
1654 //purpose : Apply theAlgo to all subshapes in theCollection
1655 //=======================================================================
1657 bool SMESH_subMesh::ApplyToCollection (SMESH_Algo* theAlgo,
1658 const TopoDS_Shape& theCollection)
1660 MESSAGE("SMESH_subMesh::ApplyToCollection");
1661 ASSERT ( !theAlgo->NeedDescretBoundary() );
1663 if ( _computeError )
1664 _computeError->myName = COMPERR_OK;
1666 bool ok = theAlgo->Compute( *_father, theCollection );
1668 // set _computeState of subshapes
1669 TopExp_Explorer anExplorer( theCollection, _subShape.ShapeType() );
1670 for ( ; anExplorer.More(); anExplorer.Next() )
1672 if ( SMESH_subMesh* subMesh = _father->GetSubMeshContaining( anExplorer.Current() ))
1674 bool localOK = subMesh->CheckComputeError( theAlgo );
1675 if ( !ok && localOK && !subMesh->IsMeshComputed() )
1677 subMesh->_computeError = theAlgo->GetComputeError();
1678 if ( subMesh->_computeError->IsOK() )
1679 _computeError = SMESH_ComputeError::New(COMPERR_ALGO_FAILED);
1680 localOK = CheckComputeError( theAlgo );
1683 subMesh->UpdateDependantsState( SUBMESH_COMPUTED );
1684 subMesh->UpdateSubMeshState( localOK ? COMPUTE_OK : FAILED_TO_COMPUTE );
1692 //=======================================================================
1693 //function : UpdateSubMeshState
1695 //=======================================================================
1697 void SMESH_subMesh::UpdateSubMeshState(const compute_state theState)
1699 SMESH_subMeshIteratorPtr smIt = getDependsOnIterator(false,false);
1700 while ( smIt->more() )
1701 smIt->next()->_computeState = theState;
1704 //=======================================================================
1705 //function : ComputeSubMeshStateEngine
1707 //=======================================================================
1709 void SMESH_subMesh::ComputeSubMeshStateEngine(int event)
1711 SMESH_subMeshIteratorPtr smIt = getDependsOnIterator(false,false);
1712 while ( smIt->more() )
1713 smIt->next()->ComputeStateEngine(event);
1716 //=======================================================================
1717 //function : UpdateDependantsState
1719 //=======================================================================
1721 void SMESH_subMesh::UpdateDependantsState(const compute_event theEvent)
1723 //MESSAGE("SMESH_subMesh::UpdateDependantsState");
1724 TopTools_ListIteratorOfListOfShape it( _father->GetAncestors( _subShape ));
1725 for (; it.More(); it.Next())
1727 const TopoDS_Shape& ancestor = it.Value();
1728 SMESH_subMesh *aSubMesh =
1729 _father->GetSubMeshContaining(ancestor);
1731 aSubMesh->ComputeStateEngine( theEvent );
1735 //=============================================================================
1739 //=============================================================================
1741 void SMESH_subMesh::CleanDependants()
1743 int dimToClean = SMESH_Gen::GetShapeDim( _subShape ) + 1;
1745 TopTools_ListIteratorOfListOfShape it( _father->GetAncestors( _subShape ));
1746 for (; it.More(); it.Next())
1748 const TopoDS_Shape& ancestor = it.Value();
1749 if ( SMESH_Gen::GetShapeDim( ancestor ) == dimToClean ) {
1750 // PAL8021. do not go upper than SOLID, else ComputeStateEngine(CLEAN)
1751 // will erase mesh on other shapes in a compound
1752 if ( ancestor.ShapeType() >= TopAbs_SOLID ) {
1753 SMESH_subMesh *aSubMesh = _father->GetSubMeshContaining(ancestor);
1755 aSubMesh->ComputeStateEngine(CLEAN);
1761 //=============================================================================
1765 //=============================================================================
1767 void SMESH_subMesh::RemoveSubMeshElementsAndNodes()
1769 //SCRUTE(_subShape.ShapeType());
1771 cleanSubMesh( this );
1773 // algo may bind a submesh not to _subShape, eg 3D algo
1774 // sets nodes on SHELL while _subShape may be SOLID
1776 int dim = SMESH_Gen::GetShapeDim( _subShape );
1777 int type = _subShape.ShapeType() + 1;
1778 for ( ; type <= TopAbs_EDGE; type++) {
1779 if ( dim == SMESH_Gen::GetShapeDim( (TopAbs_ShapeEnum) type ))
1781 TopExp_Explorer exp( _subShape, (TopAbs_ShapeEnum) type );
1782 for ( ; exp.More(); exp.Next() )
1783 cleanSubMesh( _father->GetSubMeshContaining( exp.Current() ));
1790 //=======================================================================
1791 //function : GetCollection
1792 //purpose : return a shape containing all sub-shapes of the MainShape that can be
1793 // meshed at once along with _subShape
1794 //=======================================================================
1796 TopoDS_Shape SMESH_subMesh::GetCollection(SMESH_Gen * theGen, SMESH_Algo* theAlgo)
1798 MESSAGE("SMESH_subMesh::GetCollection");
1799 ASSERT (!theAlgo->NeedDescretBoundary());
1801 TopoDS_Shape mainShape = _father->GetMeshDS()->ShapeToMesh();
1803 if ( mainShape.IsSame( _subShape ))
1806 const bool ignoreAuxiliaryHyps = false;
1807 list<const SMESHDS_Hypothesis*> aUsedHyp =
1808 theAlgo->GetUsedHypothesis( *_father, _subShape, ignoreAuxiliaryHyps ); // copy
1810 // put in a compound all shapes with the same hypothesis assigned
1811 // and a good ComputState
1813 TopoDS_Compound aCompound;
1814 BRep_Builder aBuilder;
1815 aBuilder.MakeCompound( aCompound );
1817 TopExp_Explorer anExplorer( mainShape, _subShape.ShapeType() );
1818 for ( ; anExplorer.More(); anExplorer.Next() )
1820 const TopoDS_Shape& S = anExplorer.Current();
1821 SMESH_subMesh* subMesh = _father->GetSubMesh( S );
1822 if ( subMesh == this )
1824 aBuilder.Add( aCompound, S );
1826 else if ( subMesh->GetComputeState() == READY_TO_COMPUTE )
1828 SMESH_Algo* anAlgo = theGen->GetAlgo( *_father, S );
1829 if (anAlgo == theAlgo &&
1830 anAlgo->GetUsedHypothesis( *_father, S, ignoreAuxiliaryHyps ) == aUsedHyp)
1831 aBuilder.Add( aCompound, S );
1838 //=======================================================================
1839 //function : GetSimilarAttached
1840 //purpose : return a hypothesis attached to theShape.
1841 // If theHyp is provided, similar but not same hypotheses
1842 // is returned; else only applicable ones having theHypType
1844 //=======================================================================
1846 const SMESH_Hypothesis* SMESH_subMesh::GetSimilarAttached(const TopoDS_Shape& theShape,
1847 const SMESH_Hypothesis * theHyp,
1848 const int theHypType)
1850 SMESH_HypoFilter hypoKind;
1851 hypoKind.Init( hypoKind.HasType( theHyp ? theHyp->GetType() : theHypType ));
1853 hypoKind.And ( hypoKind.HasDim( theHyp->GetDim() ));
1854 hypoKind.AndNot( hypoKind.Is( theHyp ));
1855 if ( theHyp->IsAuxiliary() )
1856 hypoKind.And( hypoKind.HasName( theHyp->GetName() ));
1858 hypoKind.AndNot( hypoKind.IsAuxiliary());
1861 hypoKind.And( hypoKind.IsApplicableTo( theShape ));
1864 return _father->GetHypothesis( theShape, hypoKind, false );
1867 //=======================================================================
1868 //function : CheckConcurentHypothesis
1869 //purpose : check if there are several applicable hypothesis attached to
1871 //=======================================================================
1873 SMESH_Hypothesis::Hypothesis_Status
1874 SMESH_subMesh::CheckConcurentHypothesis (const int theHypType)
1876 MESSAGE ("SMESH_subMesh::CheckConcurentHypothesis");
1878 // is there local hypothesis on me?
1879 if ( GetSimilarAttached( _subShape, 0, theHypType ) )
1880 return SMESH_Hypothesis::HYP_OK;
1883 TopoDS_Shape aPrevWithHyp;
1884 const SMESH_Hypothesis* aPrevHyp = 0;
1885 TopTools_ListIteratorOfListOfShape it( _father->GetAncestors( _subShape ));
1886 for (; it.More(); it.Next())
1888 const TopoDS_Shape& ancestor = it.Value();
1889 const SMESH_Hypothesis* hyp = GetSimilarAttached( ancestor, 0, theHypType );
1892 if ( aPrevWithHyp.IsNull() || aPrevWithHyp.IsSame( ancestor ))
1894 aPrevWithHyp = ancestor;
1897 else if ( aPrevWithHyp.ShapeType() == ancestor.ShapeType() && aPrevHyp != hyp )
1898 return SMESH_Hypothesis::HYP_CONCURENT;
1900 return SMESH_Hypothesis::HYP_OK;
1903 return SMESH_Hypothesis::HYP_OK;
1906 //================================================================================
1908 * \brief Sets an event listener and its data to a submesh
1909 * \param listener - the listener to store
1910 * \param data - the listener data to store
1911 * \param where - the submesh to store the listener and it's data
1912 * \param deleteListener - if true then the listener will be deleted as
1913 * it is removed from where submesh
1915 * It remembers the submesh where it puts the listener in order to delete
1916 * them when HYP_OK algo_state is lost
1917 * After being set, event listener is notified on each event of where submesh.
1919 //================================================================================
1921 void SMESH_subMesh::SetEventListener(EventListener* listener,
1922 EventListenerData* data,
1923 SMESH_subMesh* where)
1925 if ( listener && where ) {
1926 where->SetEventListener( listener, data );
1927 myOwnListeners.push_back( make_pair( where, listener ));
1931 //================================================================================
1933 * \brief Sets an event listener and its data to a submesh
1934 * \param listener - the listener to store
1935 * \param data - the listener data to store
1937 * After being set, event listener is notified on each event of a submesh.
1939 //================================================================================
1941 void SMESH_subMesh::SetEventListener(EventListener* listener, EventListenerData* data)
1943 map< EventListener*, EventListenerData* >::iterator l_d =
1944 myEventListeners.find( listener );
1945 if ( l_d != myEventListeners.end() ) {
1946 if ( l_d->second && l_d->second->IsDeletable() )
1951 myEventListeners.insert( make_pair( listener, data ));
1954 //================================================================================
1956 * \brief Return an event listener data
1957 * \param listener - the listener whose data is
1958 * \retval EventListenerData* - found data, maybe NULL
1960 //================================================================================
1962 EventListenerData* SMESH_subMesh::GetEventListenerData(EventListener* listener) const
1964 map< EventListener*, EventListenerData* >::const_iterator l_d =
1965 myEventListeners.find( listener );
1966 if ( l_d != myEventListeners.end() )
1971 //================================================================================
1973 * \brief Notify stored event listeners on the occured event
1974 * \param event - algo_event or compute_event itself
1975 * \param eventType - algo_event or compute_event
1976 * \param subMesh - the submesh where the event occures
1977 * \param data - listener data stored in the subMesh
1978 * \param hyp - hypothesis, if eventType is algo_event
1980 //================================================================================
1982 void SMESH_subMesh::NotifyListenersOnEvent( const int event,
1983 const event_type eventType,
1984 SMESH_Hypothesis* hyp)
1986 map< EventListener*, EventListenerData* >::iterator l_d = myEventListeners.begin();
1987 for ( ; l_d != myEventListeners.end(); ++l_d )
1988 l_d->first->ProcessEvent( event, eventType, this, l_d->second, hyp );
1991 //================================================================================
1993 * \brief Unregister the listener and delete listener's data
1994 * \param listener - the event listener
1996 //================================================================================
1998 void SMESH_subMesh::DeleteEventListener(EventListener* listener)
2000 map< EventListener*, EventListenerData* >::iterator l_d =
2001 myEventListeners.find( listener );
2002 if ( l_d != myEventListeners.end() ) {
2003 if ( l_d->first && l_d->first->IsDeletable() ) delete l_d->first;
2004 if ( l_d->second && l_d->second->IsDeletable() ) delete l_d->second;
2005 myEventListeners.erase( l_d );
2009 //================================================================================
2011 * \brief Delete event listeners depending on algo of this submesh
2013 //================================================================================
2015 void SMESH_subMesh::DeleteOwnListeners()
2017 list< pair< SMESH_subMesh*, EventListener* > >::iterator sm_l;
2018 for ( sm_l = myOwnListeners.begin(); sm_l != myOwnListeners.end(); ++sm_l)
2019 sm_l->first->DeleteEventListener( sm_l->second );
2020 myOwnListeners.clear();
2023 //================================================================================
2025 * \brief Do something on a certain event
2026 * \param event - algo_event or compute_event itself
2027 * \param eventType - algo_event or compute_event
2028 * \param subMesh - the submesh where the event occures
2029 * \param data - listener data stored in the subMesh
2030 * \param hyp - hypothesis, if eventType is algo_event
2032 * The base implementation translates CLEAN event to the subMesh
2033 * stored in listener data. Also it sends SUBMESH_COMPUTED event in case of
2034 * successful COMPUTE event.
2036 //================================================================================
2038 void SMESH_subMeshEventListener::ProcessEvent(const int event,
2039 const int eventType,
2040 SMESH_subMesh* subMesh,
2041 EventListenerData* data,
2042 const SMESH_Hypothesis* /*hyp*/)
2044 if ( data && !data->mySubMeshes.empty() &&
2045 eventType == SMESH_subMesh::COMPUTE_EVENT)
2047 ASSERT( data->mySubMeshes.front() != subMesh );
2049 case SMESH_subMesh::CLEAN:
2050 data->mySubMeshes.front()->ComputeStateEngine( event );
2052 case SMESH_subMesh::COMPUTE:
2053 if ( subMesh->GetComputeState() == SMESH_subMesh::COMPUTE_OK )
2054 data->mySubMeshes.front()->ComputeStateEngine( SMESH_subMesh::SUBMESH_COMPUTED );
2063 //================================================================================
2065 * \brief Iterator over submeshes and optionally prepended or appended one
2067 //================================================================================
2069 struct _Iterator : public SMDS_Iterator<SMESH_subMesh*>
2071 _Iterator(SMDS_Iterator<SMESH_subMesh*>* subIt,
2072 SMESH_subMesh* prepend,
2073 SMESH_subMesh* append): myIt(subIt),myAppend(append)
2075 myCur = prepend ? prepend : myIt->more() ? myIt->next() : 0;
2077 /// Return true if and only if there are other object in this iterator
2082 /// Return the current object and step to the next one
2083 virtual SMESH_subMesh* next()
2085 SMESH_subMesh* res = myCur;
2086 if ( myIt->more() ) { myCur = myIt->next(); }
2087 else { myCur = myAppend; myAppend = 0; }
2094 SMESH_subMesh *myAppend, *myCur;
2095 SMDS_Iterator<SMESH_subMesh*> *myIt;
2099 //================================================================================
2101 * \brief Return iterator on the submeshes this one depends on
2102 * \param includeSelf - this submesh to be returned also
2103 * \param reverse - if true, complex shape submeshes go first
2105 //================================================================================
2107 SMESH_subMeshIteratorPtr SMESH_subMesh::getDependsOnIterator(const bool includeSelf,
2110 SMESH_subMesh *prepend=0, *append=0;
2111 if ( includeSelf ) {
2112 if ( reverse ) prepend = this;
2115 typedef map < int, SMESH_subMesh * > TMap;
2118 return SMESH_subMeshIteratorPtr
2119 ( new _Iterator( new SMDS_mapReverseIterator<TMap>( DependsOn() ), prepend, append ));
2122 return SMESH_subMeshIteratorPtr
2123 ( new _Iterator( new SMDS_mapIterator<TMap>( DependsOn() ), prepend, append ));