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_IndexedMapOfShape.hxx>
48 #include <TopTools_ListIteratorOfListOfShape.hxx>
50 #include <TopoDS_Compound.hxx>
52 #include <TopExp_Explorer.hxx>
53 #include <TopoDS_Iterator.hxx>
55 #include <Standard_OutOfMemory.hxx>
56 #include <Standard_ErrorHandler.hxx>
60 //=============================================================================
62 * \brief Allocate some memory at construction and release it at destruction.
63 * Is used to be able to continue working after mesh generation breaks due to
66 //=============================================================================
71 MemoryReserve(): myBuf( new char[1024*1024*2] ){}
72 ~MemoryReserve() { delete [] myBuf; }
75 //=============================================================================
77 * default constructor:
79 //=============================================================================
81 SMESH_subMesh::SMESH_subMesh(int Id,
83 SMESHDS_Mesh * meshDS,
84 const TopoDS_Shape & aSubShape)
86 _subShape = aSubShape;
87 _subMeshDS = meshDS->MeshElements(_subShape); // may be null ...
90 _dependenceAnalysed = _alwaysComputed = false;
92 if (_subShape.ShapeType() == TopAbs_VERTEX)
95 _computeState = READY_TO_COMPUTE;
100 _computeState = NOT_READY;
104 //=============================================================================
108 //=============================================================================
110 SMESH_subMesh::~SMESH_subMesh()
112 MESSAGE("SMESH_subMesh::~SMESH_subMesh");
114 DeleteOwnListeners();
117 //=============================================================================
121 //=============================================================================
123 int SMESH_subMesh::GetId() const
125 //MESSAGE("SMESH_subMesh::GetId");
129 //=============================================================================
133 //=============================================================================
135 SMESHDS_SubMesh * SMESH_subMesh::GetSubMeshDS()
137 // submesh appears in DS only when a mesher set nodes and elements on a shape
138 return _subMeshDS ? _subMeshDS : _subMeshDS = _father->GetMeshDS()->MeshElements(_subShape); // may be null
141 //=============================================================================
145 //=============================================================================
147 SMESHDS_SubMesh* SMESH_subMesh::CreateSubMeshDS()
149 if ( !GetSubMeshDS() ) {
150 SMESHDS_Mesh* meshDS = _father->GetMeshDS();
151 meshDS->NewSubMesh( meshDS->ShapeToIndex( _subShape ) );
153 return GetSubMeshDS();
156 //=============================================================================
160 //=============================================================================
162 SMESH_subMesh *SMESH_subMesh::GetFirstToCompute()
164 SMESH_subMeshIteratorPtr smIt = getDependsOnIterator(true,false);
165 while ( smIt->more() ) {
166 SMESH_subMesh *sm = smIt->next();
167 if ( sm->GetComputeState() == READY_TO_COMPUTE )
170 return 0; // nothing to compute
173 //================================================================================
175 * \brief Allow algo->Compute() if a subshape of lower dim is meshed but
176 * none mesh entity is bound to it (PAL13615, 2nd part)
178 //================================================================================
180 void SMESH_subMesh::SetIsAlwaysComputed(bool isAlCo)
182 _alwaysComputed = isAlCo;
183 if ( _alwaysComputed )
184 _computeState = COMPUTE_OK;
186 ComputeStateEngine( CHECK_COMPUTE_STATE );
189 //=======================================================================
190 //function : IsMeshComputed
191 //purpose : check if _subMeshDS contains mesh elements
192 //=======================================================================
194 bool SMESH_subMesh::IsMeshComputed() const
196 if ( _alwaysComputed )
198 // algo may bind a submesh not to _subShape, eg 3D algo
199 // sets nodes on SHELL while _subShape may be SOLID
201 SMESHDS_Mesh* meshDS = _father->GetMeshDS();
202 int dim = SMESH_Gen::GetShapeDim( _subShape );
203 int type = _subShape.ShapeType();
204 for ( ; type <= TopAbs_VERTEX; type++) {
205 if ( dim == SMESH_Gen::GetShapeDim( (TopAbs_ShapeEnum) type ))
207 TopExp_Explorer exp( _subShape, (TopAbs_ShapeEnum) type );
208 for ( ; exp.More(); exp.Next() )
210 if ( SMESHDS_SubMesh * smDS = meshDS->MeshElements( exp.Current() ))
212 bool computed = (dim > 0) ? smDS->NbElements() : smDS->NbNodes();
225 //=============================================================================
229 //=============================================================================
231 bool SMESH_subMesh::SubMeshesComputed()
233 int myDim = SMESH_Gen::GetShapeDim( _subShape );
234 int dimToCheck = myDim - 1;
235 bool subMeshesComputed = true;
236 // check subMeshes with upper dimension => reverse iteration
237 SMESH_subMeshIteratorPtr smIt = getDependsOnIterator(false,true);
238 while ( smIt->more() )
240 SMESH_subMesh *sm = smIt->next();
241 if ( sm->_alwaysComputed )
243 const TopoDS_Shape & ss = sm->GetSubShape();
244 // MSV 07.04.2006: restrict checking to myDim-1 only. Ex., there is no sense
245 // in checking of existence of edges if the algo needs only faces. Moreover,
246 // degenerated edges may have no submesh, as after computing NETGEN_2D.
247 int dim = SMESH_Gen::GetShapeDim( ss );
248 if (dim < dimToCheck)
249 break; // the rest subMeshes are all of less dimension
250 SMESHDS_SubMesh * ds = sm->GetSubMeshDS();
251 bool computeOk = (sm->GetComputeState() == COMPUTE_OK ||
252 (ds && ( ds->NbNodes() || ds->NbElements() )));
255 int type = ss.ShapeType();
257 subMeshesComputed = false;
261 case TopAbs_COMPOUND:
263 MESSAGE("The not computed sub mesh is a COMPOUND");
266 case TopAbs_COMPSOLID:
268 MESSAGE("The not computed sub mesh is a COMPSOLID");
273 MESSAGE("The not computed sub mesh is a SHEL");
278 MESSAGE("The not computed sub mesh is a WIRE");
283 MESSAGE("The not computed sub mesh is a SOLID");
288 MESSAGE("The not computed sub mesh is a FACE");
293 MESSAGE("The not computed sub mesh is a EDGE");
298 MESSAGE("The not computed sub mesh is of unknown type");
306 return subMeshesComputed;
309 //=============================================================================
313 //=============================================================================
315 bool SMESH_subMesh::SubMeshesReady()
317 bool subMeshesReady = true;
318 SMESH_subMeshIteratorPtr smIt = getDependsOnIterator(false,true);
319 while ( smIt->more() ) {
320 SMESH_subMesh *sm = smIt->next();
321 bool computeOk = (sm->GetComputeState() == COMPUTE_OK ||
322 sm->GetComputeState() == READY_TO_COMPUTE);
325 subMeshesReady = false;
330 return subMeshesReady;
333 //=============================================================================
335 * Construct dependence on first level subMeshes. complex shapes (compsolid,
336 * shell, wire) are not analysed the same way as simple shapes (solid, face,
338 * For collection shapes (compsolid, shell, wire) prepare a list of submeshes
339 * with possible multiples occurences. Multiples occurences corresponds to
340 * internal frontiers within shapes of the collection and must not be keeped.
341 * See FinalizeDependence.
343 //=============================================================================
345 const map < int, SMESH_subMesh * >& SMESH_subMesh::DependsOn()
347 if (_dependenceAnalysed)
350 //MESSAGE("SMESH_subMesh::DependsOn");
352 int type = _subShape.ShapeType();
356 case TopAbs_COMPOUND:
358 //MESSAGE("compound");
359 for (TopExp_Explorer exp(_subShape, TopAbs_SOLID); exp.More();
362 InsertDependence(exp.Current());
364 for (TopExp_Explorer exp(_subShape, TopAbs_SHELL, TopAbs_SOLID); exp.More();
367 InsertDependence(exp.Current()); //only shell not in solid
369 for (TopExp_Explorer exp(_subShape, TopAbs_FACE, TopAbs_SHELL); exp.More();
372 InsertDependence(exp.Current());
374 for (TopExp_Explorer exp(_subShape, TopAbs_EDGE, TopAbs_FACE); exp.More();
377 InsertDependence(exp.Current());
381 case TopAbs_COMPSOLID:
383 //MESSAGE("compsolid");
384 for (TopExp_Explorer exp(_subShape, TopAbs_SOLID); exp.More();
387 InsertDependence(exp.Current());
394 for (TopExp_Explorer exp(_subShape, TopAbs_FACE); exp.More();
397 InsertDependence(exp.Current());
404 for (TopExp_Explorer exp(_subShape, TopAbs_EDGE); exp.More();
407 InsertDependence(exp.Current());
414 for (TopExp_Explorer exp(_subShape, TopAbs_FACE); exp.More();
417 InsertDependence(exp.Current());
424 for (TopExp_Explorer exp(_subShape, TopAbs_EDGE); exp.More();
427 InsertDependence(exp.Current());
434 for (TopExp_Explorer exp(_subShape, TopAbs_VERTEX); exp.More();
437 InsertDependence(exp.Current());
450 _dependenceAnalysed = true;
454 //=============================================================================
456 * For simple Shapes (solid, face, edge): add subMesh into dependence list.
458 //=============================================================================
460 void SMESH_subMesh::InsertDependence(const TopoDS_Shape aSubShape)
462 //MESSAGE("SMESH_subMesh::InsertDependence");
463 SMESH_subMesh *aSubMesh = _father->GetSubMesh(aSubShape);
464 int type = aSubShape.ShapeType();
465 int ordType = 9 - type; // 2 = Vertex, 8 = CompSolid
466 int cle = aSubMesh->GetId();
467 cle += 10000000 * ordType; // sort map by ordType then index
468 if ( _mapDepend.find( cle ) == _mapDepend.end())
470 _mapDepend[cle] = aSubMesh;
471 const map < int, SMESH_subMesh * > & subMap = aSubMesh->DependsOn();
472 _mapDepend.insert( subMap.begin(), subMap.end() );
476 //=============================================================================
480 //=============================================================================
482 const TopoDS_Shape & SMESH_subMesh::GetSubShape() const
484 //MESSAGE("SMESH_subMesh::GetSubShape");
489 //=======================================================================
490 //function : CanAddHypothesis
491 //purpose : return true if theHypothesis can be attached to me:
492 // its dimention is checked
493 //=======================================================================
495 bool SMESH_subMesh::CanAddHypothesis(const SMESH_Hypothesis* theHypothesis) const
497 int aHypDim = theHypothesis->GetDim();
498 int aShapeDim = SMESH_Gen::GetShapeDim(_subShape);
499 if ( aHypDim <= aShapeDim )
501 // if ( aHypDim < aShapeDim )
502 // return ( _father->IsMainShape( _subShape ));
507 //=======================================================================
508 //function : IsApplicableHypotesis
510 //=======================================================================
512 bool SMESH_subMesh::IsApplicableHypotesis(const SMESH_Hypothesis* theHypothesis,
513 const TopAbs_ShapeEnum theShapeType)
515 if ( theHypothesis->GetType() > SMESHDS_Hypothesis::PARAM_ALGO)
517 return ( theHypothesis->GetShapeType() & (1<< theShapeType));
520 switch ( theShapeType ) {
525 return SMESH_Gen::GetShapeDim( theShapeType ) == theHypothesis->GetDim();
528 // Special case for algorithms, building 2D mesh on a whole shell.
529 // Before this fix there was a problem after restoring from study,
530 // because in that case algorithm is assigned before hypothesis
531 // (on shell in problem case) and hypothesis is checked on faces
532 // (because it is 2D), where we have NO_ALGO state.
533 // Now 2D hypothesis is also applicable to shells.
534 return (theHypothesis->GetDim() == 2 || theHypothesis->GetDim() == 3);
537 // case TopAbs_COMPSOLID:
538 // case TopAbs_COMPOUND:
544 //=============================================================================
548 //=============================================================================
550 SMESH_Hypothesis::Hypothesis_Status
551 SMESH_subMesh::AlgoStateEngine(int event, SMESH_Hypothesis * anHyp)
553 // MESSAGE("SMESH_subMesh::AlgoStateEngine");
554 //SCRUTE(_algoState);
557 // **** les retour des evenement shape sont significatifs
558 // (add ou remove fait ou non)
559 // le retour des evenement father n'indiquent pas que add ou remove fait
561 SMESH_Hypothesis::Hypothesis_Status aux_ret, ret = SMESH_Hypothesis::HYP_OK;
563 SMESHDS_Mesh* meshDS =_father->GetMeshDS();
564 SMESH_Gen* gen =_father->GetGen();
565 SMESH_Algo* algo = 0;
567 if (_subShape.ShapeType() == TopAbs_VERTEX )
569 if ( anHyp->GetDim() != 0) {
570 if (event == ADD_HYP || event == ADD_ALGO)
571 return SMESH_Hypothesis::HYP_BAD_DIM;
573 return SMESH_Hypothesis::HYP_OK;
576 else if ( _algoState == HYP_OK ) {
577 // update default _algoState
578 if ( event != REMOVE_FATHER_ALGO )
580 _algoState = NO_ALGO;
581 algo = gen->GetAlgo(*_father, _subShape);
583 _algoState = MISSING_HYP;
584 if ( event == REMOVE_FATHER_HYP ||
585 algo->CheckHypothesis(*_father,_subShape, aux_ret))
592 int oldAlgoState = _algoState;
593 bool modifiedHyp = (event == MODIF_HYP); // if set to true, force event MODIF_ALGO_STATE
595 bool isApplicableHyp = IsApplicableHypotesis( anHyp );
597 if (event == ADD_ALGO || event == ADD_FATHER_ALGO)
599 // -------------------------------------------
600 // check if a shape needed by algo is present
601 // -------------------------------------------
602 algo = static_cast< SMESH_Algo* >( anHyp );
603 if ( !_father->HasShapeToMesh() && algo->NeedShape() )
604 return SMESH_Hypothesis::HYP_BAD_GEOMETRY;
605 // ----------------------
606 // check mesh conformity
607 // ----------------------
608 if (isApplicableHyp && !_father->IsNotConformAllowed() && !IsConform( algo ))
609 return SMESH_Hypothesis::HYP_NOTCONFORM;
612 // ----------------------------------
613 // add a hypothesis to DS if possible
614 // ----------------------------------
615 if (event == ADD_HYP || event == ADD_ALGO)
617 if ( ! CanAddHypothesis( anHyp )) // check dimension
618 return SMESH_Hypothesis::HYP_BAD_DIM;
620 if ( /*!anHyp->IsAuxiliary() &&*/ GetSimilarAttached( _subShape, anHyp ) )
621 return SMESH_Hypothesis::HYP_ALREADY_EXIST;
623 if ( !meshDS->AddHypothesis(_subShape, anHyp))
624 return SMESH_Hypothesis::HYP_ALREADY_EXIST;
627 // --------------------------
628 // remove a hypothesis from DS
629 // --------------------------
630 if (event == REMOVE_HYP || event == REMOVE_ALGO)
632 if (!meshDS->RemoveHypothesis(_subShape, anHyp))
633 return SMESH_Hypothesis::HYP_OK; // nothing changes
635 if (event == REMOVE_ALGO)
637 algo = dynamic_cast<SMESH_Algo*> (anHyp);
638 if (!algo->NeedDescretBoundary())
640 // clean all mesh in the tree of the current submesh;
641 // we must perform it now because later
642 // we will have no information about the type of the removed algo
644 ComputeStateEngine( CLEAN );
646 ComputeSubMeshStateEngine( CHECK_COMPUTE_STATE );
651 // ------------------
652 // analyse algo state
653 // ------------------
654 if (!isApplicableHyp)
655 return ret; // not applicable hypotheses do not change algo state
660 // ----------------------------------------------------------------------
667 algo = gen->GetAlgo((*_father), _subShape);
669 if (algo->CheckHypothesis((*_father),_subShape, aux_ret))
670 SetAlgoState(HYP_OK);
671 else if ( algo->IsStatusFatal( aux_ret )) {
672 meshDS->RemoveHypothesis(_subShape, anHyp);
676 SetAlgoState(MISSING_HYP);
683 case ADD_FATHER_ALGO: { // Algo just added in father
684 algo = gen->GetAlgo((*_father), _subShape);
686 if ( algo == anHyp ) {
687 if ( algo->CheckHypothesis((*_father),_subShape, aux_ret))
688 SetAlgoState(HYP_OK);
690 SetAlgoState(MISSING_HYP);
694 case REMOVE_FATHER_HYP:
696 case REMOVE_FATHER_ALGO: {
697 algo = gen->GetAlgo((*_father), _subShape);
700 if ( algo->CheckHypothesis((*_father),_subShape, aux_ret ))
701 SetAlgoState(HYP_OK);
703 SetAlgoState(MISSING_HYP);
707 case MODIF_HYP: break;
714 // ----------------------------------------------------------------------
720 algo = gen->GetAlgo((*_father), _subShape);
722 if ( algo->CheckHypothesis((*_father),_subShape, ret ))
723 SetAlgoState(HYP_OK);
724 if (SMESH_Hypothesis::IsStatusFatal( ret ))
725 meshDS->RemoveHypothesis(_subShape, anHyp);
726 else if (!_father->IsUsedHypothesis( anHyp, this ))
728 meshDS->RemoveHypothesis(_subShape, anHyp);
729 ret = SMESH_Hypothesis::HYP_INCOMPATIBLE;
733 case ADD_ALGO: { //already existing algo : on father ?
734 algo = gen->GetAlgo((*_father), _subShape);
736 if ( algo->CheckHypothesis((*_father),_subShape, aux_ret ))// ignore hyp status
737 SetAlgoState(HYP_OK);
738 else if ( algo->IsStatusFatal( aux_ret )) {
739 meshDS->RemoveHypothesis(_subShape, anHyp);
743 SetAlgoState(MISSING_HYP);
748 case REMOVE_ALGO: { // perhaps a father algo applies ?
749 algo = gen->GetAlgo((*_father), _subShape);
750 if (algo == NULL) // no more algo applying on subShape...
752 SetAlgoState(NO_ALGO);
756 if ( algo->CheckHypothesis((*_father),_subShape, aux_ret ))
757 SetAlgoState(HYP_OK);
759 SetAlgoState(MISSING_HYP);
763 case MODIF_HYP: // assigned hypothesis value may become good
764 case ADD_FATHER_HYP: {
765 algo = gen->GetAlgo((*_father), _subShape);
767 if ( algo->CheckHypothesis((*_father),_subShape, aux_ret ))
768 SetAlgoState(HYP_OK);
770 SetAlgoState(MISSING_HYP);
773 case ADD_FATHER_ALGO: { // new father algo
774 algo = gen->GetAlgo((*_father), _subShape);
776 if ( algo == anHyp ) {
777 if ( algo->CheckHypothesis((*_father),_subShape, aux_ret ))
778 SetAlgoState(HYP_OK);
780 SetAlgoState(MISSING_HYP);
784 case REMOVE_FATHER_HYP: // nothing to do
786 case REMOVE_FATHER_ALGO: {
787 algo = gen->GetAlgo((*_father), _subShape);
788 if (algo == NULL) // no more applying algo on father
790 SetAlgoState(NO_ALGO);
794 if ( algo->CheckHypothesis((*_father),_subShape , aux_ret ))
795 SetAlgoState(HYP_OK);
797 SetAlgoState(MISSING_HYP);
807 // ----------------------------------------------------------------------
813 algo = gen->GetAlgo((*_father), _subShape);
815 if (!algo->CheckHypothesis((*_father),_subShape, ret ))
817 if ( !SMESH_Hypothesis::IsStatusFatal( ret ))
818 // ret should be fatal: anHyp was not added
819 ret = SMESH_Hypothesis::HYP_INCOMPATIBLE;
821 else if (!_father->IsUsedHypothesis( anHyp, this ))
822 ret = SMESH_Hypothesis::HYP_INCOMPATIBLE;
824 if (SMESH_Hypothesis::IsStatusFatal( ret ))
826 MESSAGE("do not add extra hypothesis");
827 meshDS->RemoveHypothesis(_subShape, anHyp);
835 case ADD_ALGO: { //already existing algo : on father ?
836 algo = gen->GetAlgo((*_father), _subShape);
837 if ( algo->CheckHypothesis((*_father),_subShape, aux_ret )) {
838 // check if algo changes
840 f.Init( SMESH_HypoFilter::IsAlgo() );
841 f.And( SMESH_HypoFilter::IsApplicableTo( _subShape ));
842 f.AndNot( SMESH_HypoFilter::Is( algo ));
843 const SMESH_Hypothesis * prevAlgo = _father->GetHypothesis( _subShape, f, true );
845 string(algo->GetName()) != string(prevAlgo->GetName()) )
849 SetAlgoState(MISSING_HYP);
853 algo = gen->GetAlgo((*_father), _subShape);
855 if ( algo->CheckHypothesis((*_father),_subShape, aux_ret ))
856 SetAlgoState(HYP_OK);
858 SetAlgoState(MISSING_HYP);
862 case REMOVE_ALGO: { // perhaps a father algo applies ?
863 algo = gen->GetAlgo((*_father), _subShape);
864 if (algo == NULL) // no more algo applying on subShape...
866 SetAlgoState(NO_ALGO);
870 if ( algo->CheckHypothesis((*_father),_subShape, aux_ret )) {
871 // check if algo remains
872 if ( anHyp != algo && strcmp( anHyp->GetName(), algo->GetName()) )
876 SetAlgoState(MISSING_HYP);
880 case MODIF_HYP: // hypothesis value may become bad
881 case ADD_FATHER_HYP: { // new father hypothesis ?
882 algo = gen->GetAlgo((*_father), _subShape);
884 if ( algo->CheckHypothesis((*_father),_subShape, aux_ret ))
886 if (_father->IsUsedHypothesis( anHyp, this )) // new Hyp
890 SetAlgoState(MISSING_HYP);
893 case ADD_FATHER_ALGO: {
894 algo = gen->GetAlgo((*_father), _subShape);
895 if ( algo == anHyp ) { // a new algo on father
896 if ( algo->CheckHypothesis((*_father),_subShape, aux_ret )) {
897 // check if algo changes
899 f.Init( SMESH_HypoFilter::IsAlgo() );
900 f.And( SMESH_HypoFilter::IsApplicableTo( _subShape ));
901 f.AndNot( SMESH_HypoFilter::Is( algo ));
902 const SMESH_Hypothesis* prevAlgo = _father->GetHypothesis( _subShape, f, true );
904 string(algo->GetName()) != string(prevAlgo->GetName()) )
908 SetAlgoState(MISSING_HYP);
912 case REMOVE_FATHER_HYP: {
913 algo = gen->GetAlgo((*_father), _subShape);
915 if ( algo->CheckHypothesis((*_father),_subShape, aux_ret )) {
916 // is there the same local hyp or maybe a new father algo applied?
917 if ( !GetSimilarAttached( _subShape, anHyp ) )
921 SetAlgoState(MISSING_HYP);
924 case REMOVE_FATHER_ALGO: {
925 algo = gen->GetAlgo((*_father), _subShape);
926 if (algo == NULL) // no more applying algo on father
928 SetAlgoState(NO_ALGO);
932 if ( algo->CheckHypothesis((*_father),_subShape, aux_ret )) {
933 // check if algo changes
934 if ( string(algo->GetName()) != string( anHyp->GetName()) )
938 SetAlgoState(MISSING_HYP);
948 // ----------------------------------------------------------------------
955 // detect algorithm hiding
957 if ( ret == SMESH_Hypothesis::HYP_OK &&
958 ( event == ADD_ALGO || event == ADD_FATHER_ALGO ) &&
959 algo->GetName() == anHyp->GetName() )
962 SMESH_Gen* gen = _father->GetGen();
963 TopTools_ListIteratorOfListOfShape it( _father->GetAncestors( _subShape ));
964 for ( ; ( ret == SMESH_Hypothesis::HYP_OK && it.More()); it.Next() ) {
965 if ( SMESH_Algo* upperAlgo = gen->GetAlgo( *_father, it.Value() ))
966 if ( !upperAlgo->NeedDescretBoundary() )
967 ret = SMESH_Hypothesis::HYP_HIDDEN_ALGO;
970 if ( ret == SMESH_Hypothesis::HYP_OK && !algo->NeedDescretBoundary() ) {
971 map<int, SMESH_subMesh*>::reverse_iterator i_sm = _mapDepend.rbegin();
972 for ( ; ( ret == SMESH_Hypothesis::HYP_OK && i_sm != _mapDepend.rend()) ; ++i_sm )
973 if ( gen->GetAlgo( *_father, i_sm->second->_subShape ))
974 ret = SMESH_Hypothesis::HYP_HIDING_ALGO;
978 bool stateChange = ( _algoState != oldAlgoState );
980 if ( stateChange && _algoState == HYP_OK ) // hyp becomes OK
981 algo->SetEventListener( this );
983 NotifyListenersOnEvent( event, ALGO_EVENT, anHyp );
985 if ( stateChange && oldAlgoState == HYP_OK ) { // hyp becomes KO
986 DeleteOwnListeners();
987 if (_subShape.ShapeType() == TopAbs_VERTEX ) {
988 // restore default states
990 _computeState = READY_TO_COMPUTE;
994 if (stateChange || modifiedHyp)
995 ComputeStateEngine(MODIF_ALGO_STATE);
1000 //=======================================================================
1001 //function : IsConform
1002 //purpose : check if a conform mesh will be produced by the Algo
1003 //=======================================================================
1005 bool SMESH_subMesh::IsConform(const SMESH_Algo* theAlgo)
1007 // MESSAGE( "SMESH_subMesh::IsConform" );
1008 if ( !theAlgo ) return false;
1010 // Suppose that theAlgo is applicable to _subShape, do not check it here
1011 //if ( !IsApplicableHypotesis( theAlgo )) return false;
1013 // check only algo that doesn't NeedDescretBoundary(): because mesh made
1014 // on a sub-shape will be ignored by theAlgo
1015 if ( theAlgo->NeedDescretBoundary() ||
1016 !theAlgo->OnlyUnaryInput() ) // all adjacent shapes will be meshed by this algo?
1019 SMESH_Gen* gen =_father->GetGen();
1021 // only local algo is to be checked
1022 //if ( gen->IsGlobalHypothesis( theAlgo, *_father ))
1023 if ( _subShape.ShapeType() == _father->GetMeshDS()->ShapeToMesh().ShapeType() )
1026 // check algo attached to adjacent shapes
1028 // loop on one level down sub-meshes
1029 TopoDS_Iterator itsub( _subShape );
1030 for (; itsub.More(); itsub.Next())
1032 // loop on adjacent subShapes
1033 TopTools_ListIteratorOfListOfShape it( _father->GetAncestors( itsub.Value() ));
1034 for (; it.More(); it.Next())
1036 const TopoDS_Shape& adjacent = it.Value();
1037 if ( _subShape.IsSame( adjacent )) continue;
1038 if ( adjacent.ShapeType() != _subShape.ShapeType())
1041 // check algo attached to smAdjacent
1042 SMESH_Algo * algo = gen->GetAlgo((*_father), adjacent);
1044 !algo->NeedDescretBoundary() &&
1045 algo->OnlyUnaryInput())
1046 return false; // NOT CONFORM MESH WILL BE PRODUCED
1053 //=============================================================================
1057 //=============================================================================
1059 void SMESH_subMesh::SetAlgoState(int state)
1064 //=============================================================================
1068 //=============================================================================
1069 SMESH_Hypothesis::Hypothesis_Status
1070 SMESH_subMesh::SubMeshesAlgoStateEngine(int event,
1071 SMESH_Hypothesis * anHyp)
1073 SMESH_Hypothesis::Hypothesis_Status ret = SMESH_Hypothesis::HYP_OK;
1074 //EAP: a wire (dim==1) should notify edges (dim==1)
1075 //EAP: int dim = SMESH_Gen::GetShapeDim(_subShape);
1076 //if (_subShape.ShapeType() < TopAbs_EDGE ) // wire,face etc
1078 SMESH_subMeshIteratorPtr smIt = getDependsOnIterator(false,false);
1079 while ( smIt->more() ) {
1080 SMESH_Hypothesis::Hypothesis_Status ret2 =
1081 smIt->next()->AlgoStateEngine(event, anHyp);
1089 //=============================================================================
1093 //=============================================================================
1095 void SMESH_subMesh::CleanDependsOn()
1097 SMESH_subMeshIteratorPtr smIt = getDependsOnIterator(false,false);
1098 while ( smIt->more() )
1099 smIt->next()->ComputeStateEngine(CLEAN);
1102 //=============================================================================
1106 //=============================================================================
1108 void SMESH_subMesh::DumpAlgoState(bool isMain)
1110 int dim = SMESH_Gen::GetShapeDim(_subShape);
1111 // if (dim < 1) return;
1114 const map < int, SMESH_subMesh * >&subMeshes = DependsOn();
1116 map < int, SMESH_subMesh * >::const_iterator itsub;
1117 for (itsub = subMeshes.begin(); itsub != subMeshes.end(); itsub++)
1119 SMESH_subMesh *sm = (*itsub).second;
1120 sm->DumpAlgoState(false);
1123 int type = _subShape.ShapeType();
1124 MESSAGE("dim = " << dim << " type of shape " << type);
1128 MESSAGE(" AlgoState = NO_ALGO");
1131 MESSAGE(" AlgoState = MISSING_HYP");
1134 MESSAGE(" AlgoState = HYP_OK");
1137 switch (_computeState)
1140 MESSAGE(" ComputeState = NOT_READY");
1142 case READY_TO_COMPUTE:
1143 MESSAGE(" ComputeState = READY_TO_COMPUTE");
1146 MESSAGE(" ComputeState = COMPUTE_OK");
1148 case FAILED_TO_COMPUTE:
1149 MESSAGE(" ComputeState = FAILED_TO_COMPUTE");
1154 //================================================================================
1156 * \brief Remove nodes and elements bound to submesh
1157 * \param subMesh - submesh containing nodes and elements
1159 //================================================================================
1161 static void cleanSubMesh( SMESH_subMesh * subMesh )
1164 if (SMESHDS_SubMesh * subMeshDS = subMesh->GetSubMeshDS()) {
1165 SMESHDS_Mesh * meshDS = subMesh->GetFather()->GetMeshDS();
1166 SMDS_ElemIteratorPtr ite = subMeshDS->GetElements();
1167 while (ite->more()) {
1168 const SMDS_MeshElement * elt = ite->next();
1169 //MESSAGE( " RM elt: "<<elt->GetID()<<" ( "<<elt->NbNodes()<<" )" );
1170 //meshDS->RemoveElement(elt);
1171 meshDS->RemoveFreeElement(elt, subMeshDS);
1174 SMDS_NodeIteratorPtr itn = subMeshDS->GetNodes();
1175 while (itn->more()) {
1176 const SMDS_MeshNode * node = itn->next();
1177 //MESSAGE( " RM node: "<<node->GetID());
1178 if ( node->NbInverseNodes() == 0 )
1179 meshDS->RemoveFreeNode(node, subMeshDS);
1180 else // for StdMeshers_CompositeSegment_1D: node in one submesh, edge in another
1181 meshDS->RemoveNode(node);
1187 //=============================================================================
1191 //=============================================================================
1193 bool SMESH_subMesh::ComputeStateEngine(int event)
1195 _computeError.reset();
1197 //MESSAGE("SMESH_subMesh::ComputeStateEngine");
1198 //SCRUTE(_computeState);
1201 if (_subShape.ShapeType() == TopAbs_VERTEX)
1203 _computeState = READY_TO_COMPUTE;
1204 SMESHDS_SubMesh* smDS = GetSubMeshDS();
1205 if ( smDS && smDS->NbNodes() ) {
1206 _computeState = COMPUTE_OK;
1208 else if ( event == COMPUTE && !_alwaysComputed ) {
1209 const TopoDS_Vertex & V = TopoDS::Vertex( _subShape );
1210 gp_Pnt P = BRep_Tool::Pnt(V);
1211 if ( SMDS_MeshNode * n = _father->GetMeshDS()->AddNode(P.X(), P.Y(), P.Z()) ) {
1212 _father->GetMeshDS()->SetNodeOnVertex(n,_Id);
1213 _computeState = COMPUTE_OK;
1216 if ( event == MODIF_ALGO_STATE )
1220 SMESH_Gen *gen = _father->GetGen();
1221 SMESH_Algo *algo = 0;
1223 SMESH_Hypothesis::Hypothesis_Status hyp_status;
1224 //algo_state oldAlgoState = (algo_state) GetAlgoState();
1226 switch (_computeState)
1229 // ----------------------------------------------------------------------
1234 case MODIF_ALGO_STATE:
1235 algo = gen->GetAlgo((*_father), _subShape);
1236 if (algo && !algo->NeedDescretBoundary())
1237 CleanDependsOn(); // clean sub-meshes with event CLEAN
1238 if ( _algoState == HYP_OK )
1239 _computeState = READY_TO_COMPUTE;
1241 case COMPUTE: // nothing to do
1245 RemoveSubMeshElementsAndNodes();
1247 case SUBMESH_COMPUTED: // nothing to do
1249 case SUBMESH_RESTORED:
1250 ComputeSubMeshStateEngine( SUBMESH_RESTORED );
1252 case MESH_ENTITY_REMOVED:
1254 case CHECK_COMPUTE_STATE:
1255 if ( IsMeshComputed() )
1256 _computeState = COMPUTE_OK;
1264 // ----------------------------------------------------------------------
1266 case READY_TO_COMPUTE:
1269 case MODIF_ALGO_STATE:
1270 _computeState = NOT_READY;
1271 algo = gen->GetAlgo((*_father), _subShape);
1274 if (!algo->NeedDescretBoundary())
1275 CleanDependsOn(); // clean sub-meshes with event CLEAN
1276 if ( _algoState == HYP_OK )
1277 _computeState = READY_TO_COMPUTE;
1282 algo = gen->GetAlgo((*_father), _subShape);
1284 ret = algo->CheckHypothesis((*_father), _subShape, hyp_status);
1287 MESSAGE("***** verify compute state *****");
1288 _computeState = NOT_READY;
1289 SetAlgoState(MISSING_HYP);
1292 // check submeshes needed
1293 if (_father->HasShapeToMesh() ) {
1294 bool subComputed = SubMeshesComputed();
1295 ret = ( algo->NeedDescretBoundary() ? subComputed :
1296 ( !subComputed || _father->IsNotConformAllowed() ));
1298 _computeState = FAILED_TO_COMPUTE;
1299 if ( !algo->NeedDescretBoundary() )
1301 SMESH_ComputeError::New(COMPERR_BAD_INPUT_MESH,
1302 "Unexpected computed submesh",algo);
1308 RemoveSubMeshElementsAndNodes();
1310 _computeState = FAILED_TO_COMPUTE;
1311 _computeError = SMESH_ComputeError::New(COMPERR_OK,"",algo);
1312 TopoDS_Shape shape = _subShape;
1314 #if (OCC_VERSION_MAJOR << 16 | OCC_VERSION_MINOR << 8 | OCC_VERSION_MAINTENANCE) > 0x060100
1317 algo->InitComputeError();
1318 MemoryReserve aMemoryReserve;
1319 SMDS_Mesh::CheckMemory();
1320 if ( !_father->HasShapeToMesh() ) // no shape
1322 SMESH_MesherHelper helper( *_father );
1323 helper.SetSubShape( shape );
1324 helper.SetElementsOnShape( true );
1325 ret = algo->Compute(*_father, &helper );
1329 if (!algo->OnlyUnaryInput()) {
1330 shape = GetCollection( gen, algo );
1332 ret = algo->Compute((*_father), shape);
1335 _computeError = algo->GetComputeError();
1337 catch ( std::bad_alloc& exc ) {
1338 printf("std::bad_alloc thrown inside algo->Compute()\n");
1339 if ( _computeError ) {
1340 _computeError->myName = COMPERR_MEMORY_PB;
1341 //_computeError->myComment = exc.what();
1343 cleanSubMesh( this );
1346 catch ( Standard_OutOfMemory& exc ) {
1347 printf("Standard_OutOfMemory thrown inside algo->Compute()\n");
1348 if ( _computeError ) {
1349 _computeError->myName = COMPERR_MEMORY_PB;
1350 //_computeError->myComment = exc.what();
1352 cleanSubMesh( this );
1353 throw std::bad_alloc();
1355 catch (Standard_Failure& ex) {
1356 if ( !_computeError ) _computeError = SMESH_ComputeError::New();
1357 _computeError->myName = COMPERR_OCC_EXCEPTION;
1358 _computeError->myComment += ex.DynamicType()->Name();
1359 if ( ex.GetMessageString() && strlen( ex.GetMessageString() )) {
1360 _computeError->myComment += ": ";
1361 _computeError->myComment += ex.GetMessageString();
1364 catch ( SALOME_Exception& S_ex ) {
1365 if ( !_computeError ) _computeError = SMESH_ComputeError::New();
1366 _computeError->myName = COMPERR_SLM_EXCEPTION;
1367 _computeError->myComment = S_ex.what();
1369 catch ( std::exception& exc ) {
1370 if ( !_computeError ) _computeError = SMESH_ComputeError::New();
1371 _computeError->myName = COMPERR_STD_EXCEPTION;
1372 _computeError->myComment = exc.what();
1375 if ( _computeError )
1376 _computeError->myName = COMPERR_EXCEPTION;
1380 if (ret && !_alwaysComputed) { // check if anything was built
1381 ret = ( GetSubMeshDS() && ( GetSubMeshDS()->NbElements() || GetSubMeshDS()->NbNodes() ));
1383 bool isComputeErrorSet = !CheckComputeError( algo, shape );
1384 if (!ret && !isComputeErrorSet)
1386 // Set _computeError
1387 if ( !_computeError )
1388 _computeError = SMESH_ComputeError::New();
1389 if ( _computeError->IsOK() )
1390 _computeError->myName = COMPERR_ALGO_FAILED;
1391 _computeState = FAILED_TO_COMPUTE;
1395 _computeError.reset();
1397 UpdateDependantsState( SUBMESH_COMPUTED ); // send event SUBMESH_COMPUTED
1402 RemoveSubMeshElementsAndNodes();
1403 _computeState = NOT_READY;
1404 algo = gen->GetAlgo((*_father), _subShape);
1407 ret = algo->CheckHypothesis((*_father), _subShape, hyp_status);
1409 _computeState = READY_TO_COMPUTE;
1411 SetAlgoState(MISSING_HYP);
1414 case SUBMESH_COMPUTED: // nothing to do
1416 case SUBMESH_RESTORED:
1417 // check if a mesh is already computed that may
1418 // happen after retrieval from a file
1419 ComputeStateEngine( CHECK_COMPUTE_STATE );
1420 ComputeSubMeshStateEngine( SUBMESH_RESTORED );
1421 algo = gen->GetAlgo(*_father, _subShape);
1422 if (algo) algo->SubmeshRestored( this );
1424 case MESH_ENTITY_REMOVED:
1426 case CHECK_COMPUTE_STATE:
1427 if ( IsMeshComputed() )
1428 _computeState = COMPUTE_OK;
1436 // ----------------------------------------------------------------------
1441 case MODIF_ALGO_STATE:
1442 ComputeStateEngine( CLEAN );
1443 algo = gen->GetAlgo((*_father), _subShape);
1444 if (algo && !algo->NeedDescretBoundary())
1445 CleanDependsOn(); // clean sub-meshes with event CLEAN
1447 case COMPUTE: // nothing to do
1450 CleanDependants(); // clean sub-meshes, dependant on this one, with event CLEAN
1451 RemoveSubMeshElementsAndNodes();
1452 _computeState = NOT_READY;
1453 if ( _algoState == HYP_OK )
1454 _computeState = READY_TO_COMPUTE;
1456 case SUBMESH_COMPUTED: // nothing to do
1458 case SUBMESH_RESTORED:
1459 ComputeStateEngine( CHECK_COMPUTE_STATE );
1460 ComputeSubMeshStateEngine( SUBMESH_RESTORED );
1461 algo = gen->GetAlgo(*_father, _subShape);
1462 if (algo) algo->SubmeshRestored( this );
1464 case MESH_ENTITY_REMOVED:
1465 UpdateDependantsState( CHECK_COMPUTE_STATE );
1466 ComputeStateEngine( CHECK_COMPUTE_STATE );
1467 ComputeSubMeshStateEngine( CHECK_COMPUTE_STATE );
1469 case CHECK_COMPUTE_STATE:
1470 if ( !IsMeshComputed() )
1471 if (_algoState == HYP_OK)
1472 _computeState = READY_TO_COMPUTE;
1474 _computeState = NOT_READY;
1482 // ----------------------------------------------------------------------
1484 case FAILED_TO_COMPUTE:
1487 case MODIF_ALGO_STATE:
1488 if (_algoState == HYP_OK)
1489 _computeState = READY_TO_COMPUTE;
1491 _computeState = NOT_READY;
1493 case COMPUTE: // nothing to do
1496 CleanDependants(); // submeshes dependent on me should be cleaned as well
1497 RemoveSubMeshElementsAndNodes();
1499 case SUBMESH_COMPUTED: // allow retry compute
1500 if (_algoState == HYP_OK)
1501 _computeState = READY_TO_COMPUTE;
1503 _computeState = NOT_READY;
1505 case SUBMESH_RESTORED:
1506 ComputeSubMeshStateEngine( SUBMESH_RESTORED );
1508 case MESH_ENTITY_REMOVED:
1510 case CHECK_COMPUTE_STATE:
1511 if ( IsMeshComputed() )
1512 _computeState = COMPUTE_OK;
1514 if (_algoState == HYP_OK)
1515 _computeState = READY_TO_COMPUTE;
1517 _computeState = NOT_READY;
1525 // ----------------------------------------------------------------------
1531 NotifyListenersOnEvent( event, COMPUTE_EVENT );
1536 //=======================================================================
1538 * \brief Update compute_state by _computeError and send proper events to
1539 * dependent submeshes
1540 * \retval bool - true if _computeError is NOT set
1542 //=======================================================================
1544 bool SMESH_subMesh::CheckComputeError(SMESH_Algo* theAlgo, const TopoDS_Shape& theShape)
1546 bool noErrors = true;
1548 if ( !theShape.IsNull() )
1550 // Check state of submeshes
1551 if ( !theAlgo->NeedDescretBoundary())
1553 SMESH_subMeshIteratorPtr smIt = getDependsOnIterator(false,false);
1554 while ( smIt->more() )
1555 if ( !smIt->next()->CheckComputeError( theAlgo ))
1559 // Check state of neighbours
1560 if ( !theAlgo->OnlyUnaryInput() &&
1561 theShape.ShapeType() == TopAbs_COMPOUND &&
1562 !theShape.IsSame( _subShape ))
1564 for (TopoDS_Iterator subIt( theShape ); subIt.More(); subIt.Next()) {
1565 SMESH_subMesh* sm = _father->GetSubMesh( subIt.Value() );
1567 if ( !sm->CheckComputeError( theAlgo ))
1569 UpdateDependantsState( SUBMESH_COMPUTED ); // send event SUBMESH_COMPUTED
1576 if ( !_computeError || _computeError->IsOK() )
1578 _computeState = COMPUTE_OK;
1582 if ( !_computeError->myAlgo )
1583 _computeError->myAlgo = theAlgo;
1587 text << theAlgo->GetName() << " failed on subshape #" << _Id << " with error ";
1588 if (_computeError->IsCommon() )
1589 text << _computeError->CommonName();
1591 text << _computeError->myName;
1592 if ( _computeError->myComment.size() > 0 )
1593 text << " \"" << _computeError->myComment << "\"";
1596 cout << text << endl;
1597 // Show vertices location of a failed shape
1598 TopTools_IndexedMapOfShape vMap;
1599 TopExp::MapShapes( _subShape, TopAbs_VERTEX, vMap );
1600 cout << "Subshape vertices " << ( vMap.Extent()>10 ? "(first 10):" : ":") << endl;
1601 for ( int iv = 1; iv <= vMap.Extent() && iv < 11; ++iv ) {
1602 gp_Pnt P( BRep_Tool::Pnt( TopoDS::Vertex( vMap( iv ) )));
1603 cout << "#" << _father->GetMeshDS()->ShapeToIndex( vMap( iv )) << " ";
1604 cout << P.X() << " " << P.Y() << " " << P.Z() << " " << endl;
1609 _computeState = FAILED_TO_COMPUTE;
1616 //=======================================================================
1617 //function : ApplyToCollection
1618 //purpose : Apply theAlgo to all subshapes in theCollection
1619 //=======================================================================
1621 bool SMESH_subMesh::ApplyToCollection (SMESH_Algo* theAlgo,
1622 const TopoDS_Shape& theCollection)
1624 MESSAGE("SMESH_subMesh::ApplyToCollection");
1625 ASSERT ( !theAlgo->NeedDescretBoundary() );
1627 if ( _computeError )
1628 _computeError->myName = COMPERR_OK;
1630 bool ok = theAlgo->Compute( *_father, theCollection );
1632 // set _computeState of subshapes
1633 TopExp_Explorer anExplorer( theCollection, _subShape.ShapeType() );
1634 for ( ; anExplorer.More(); anExplorer.Next() )
1636 if ( SMESH_subMesh* subMesh = _father->GetSubMeshContaining( anExplorer.Current() ))
1638 bool localOK = subMesh->CheckComputeError( theAlgo );
1639 if ( !ok && localOK && !subMesh->IsMeshComputed() )
1641 subMesh->_computeError = theAlgo->GetComputeError();
1642 if ( subMesh->_computeError->IsOK() )
1643 _computeError = SMESH_ComputeError::New(COMPERR_ALGO_FAILED);
1644 localOK = CheckComputeError( theAlgo );
1647 subMesh->UpdateDependantsState( SUBMESH_COMPUTED );
1648 subMesh->UpdateSubMeshState( localOK ? COMPUTE_OK : FAILED_TO_COMPUTE );
1656 //=======================================================================
1657 //function : UpdateSubMeshState
1659 //=======================================================================
1661 void SMESH_subMesh::UpdateSubMeshState(const compute_state theState)
1663 SMESH_subMeshIteratorPtr smIt = getDependsOnIterator(false,false);
1664 while ( smIt->more() )
1665 smIt->next()->_computeState = theState;
1668 //=======================================================================
1669 //function : ComputeSubMeshStateEngine
1671 //=======================================================================
1673 void SMESH_subMesh::ComputeSubMeshStateEngine(int event)
1675 SMESH_subMeshIteratorPtr smIt = getDependsOnIterator(false,false);
1676 while ( smIt->more() )
1677 smIt->next()->ComputeStateEngine(event);
1680 //=======================================================================
1681 //function : UpdateDependantsState
1683 //=======================================================================
1685 void SMESH_subMesh::UpdateDependantsState(const compute_event theEvent)
1687 //MESSAGE("SMESH_subMesh::UpdateDependantsState");
1688 TopTools_ListIteratorOfListOfShape it( _father->GetAncestors( _subShape ));
1689 for (; it.More(); it.Next())
1691 const TopoDS_Shape& ancestor = it.Value();
1692 SMESH_subMesh *aSubMesh =
1693 _father->GetSubMeshContaining(ancestor);
1695 aSubMesh->ComputeStateEngine( theEvent );
1699 //=============================================================================
1703 //=============================================================================
1705 void SMESH_subMesh::CleanDependants()
1707 int dimToClean = SMESH_Gen::GetShapeDim( _subShape ) + 1;
1709 TopTools_ListIteratorOfListOfShape it( _father->GetAncestors( _subShape ));
1710 for (; it.More(); it.Next())
1712 const TopoDS_Shape& ancestor = it.Value();
1713 if ( SMESH_Gen::GetShapeDim( ancestor ) == dimToClean ) {
1714 // PAL8021. do not go upper than SOLID, else ComputeStateEngine(CLEAN)
1715 // will erase mesh on other shapes in a compound
1716 if ( ancestor.ShapeType() >= TopAbs_SOLID ) {
1717 SMESH_subMesh *aSubMesh = _father->GetSubMeshContaining(ancestor);
1719 aSubMesh->ComputeStateEngine(CLEAN);
1725 //=============================================================================
1729 //=============================================================================
1731 void SMESH_subMesh::RemoveSubMeshElementsAndNodes()
1733 //SCRUTE(_subShape.ShapeType());
1735 cleanSubMesh( this );
1737 // algo may bind a submesh not to _subShape, eg 3D algo
1738 // sets nodes on SHELL while _subShape may be SOLID
1740 int dim = SMESH_Gen::GetShapeDim( _subShape );
1741 int type = _subShape.ShapeType() + 1;
1742 for ( ; type <= TopAbs_EDGE; type++) {
1743 if ( dim == SMESH_Gen::GetShapeDim( (TopAbs_ShapeEnum) type ))
1745 TopExp_Explorer exp( _subShape, (TopAbs_ShapeEnum) type );
1746 for ( ; exp.More(); exp.Next() )
1747 cleanSubMesh( _father->GetSubMeshContaining( exp.Current() ));
1754 //=======================================================================
1755 //function : GetCollection
1756 //purpose : return a shape containing all sub-shapes of the MainShape that can be
1757 // meshed at once along with _subShape
1758 //=======================================================================
1760 TopoDS_Shape SMESH_subMesh::GetCollection(SMESH_Gen * theGen, SMESH_Algo* theAlgo)
1762 MESSAGE("SMESH_subMesh::GetCollection");
1764 TopoDS_Shape mainShape = _father->GetMeshDS()->ShapeToMesh();
1766 if ( mainShape.IsSame( _subShape ))
1769 const bool ignoreAuxiliaryHyps = false;
1770 list<const SMESHDS_Hypothesis*> aUsedHyp =
1771 theAlgo->GetUsedHypothesis( *_father, _subShape, ignoreAuxiliaryHyps ); // copy
1773 // put in a compound all shapes with the same hypothesis assigned
1774 // and a good ComputState
1776 TopoDS_Compound aCompound;
1777 BRep_Builder aBuilder;
1778 aBuilder.MakeCompound( aCompound );
1780 TopExp_Explorer anExplorer( mainShape, _subShape.ShapeType() );
1781 for ( ; anExplorer.More(); anExplorer.Next() )
1783 const TopoDS_Shape& S = anExplorer.Current();
1784 SMESH_subMesh* subMesh = _father->GetSubMesh( S );
1785 if ( subMesh == this )
1787 aBuilder.Add( aCompound, S );
1789 else if ( subMesh->GetComputeState() == READY_TO_COMPUTE )
1791 SMESH_Algo* anAlgo = theGen->GetAlgo( *_father, S );
1792 if (anAlgo == theAlgo &&
1793 anAlgo->GetUsedHypothesis( *_father, S, ignoreAuxiliaryHyps ) == aUsedHyp)
1794 aBuilder.Add( aCompound, S );
1801 //=======================================================================
1802 //function : GetSimilarAttached
1803 //purpose : return a hypothesis attached to theShape.
1804 // If theHyp is provided, similar but not same hypotheses
1805 // is returned; else only applicable ones having theHypType
1807 //=======================================================================
1809 const SMESH_Hypothesis* SMESH_subMesh::GetSimilarAttached(const TopoDS_Shape& theShape,
1810 const SMESH_Hypothesis * theHyp,
1811 const int theHypType)
1813 SMESH_HypoFilter hypoKind;
1814 hypoKind.Init( hypoKind.HasType( theHyp ? theHyp->GetType() : theHypType ));
1816 hypoKind.And ( hypoKind.HasDim( theHyp->GetDim() ));
1817 hypoKind.AndNot( hypoKind.Is( theHyp ));
1818 if ( theHyp->IsAuxiliary() )
1819 hypoKind.And( hypoKind.HasName( theHyp->GetName() ));
1821 hypoKind.AndNot( hypoKind.IsAuxiliary());
1824 hypoKind.And( hypoKind.IsApplicableTo( theShape ));
1827 return _father->GetHypothesis( theShape, hypoKind, false );
1830 //=======================================================================
1831 //function : CheckConcurentHypothesis
1832 //purpose : check if there are several applicable hypothesis attached to
1834 //=======================================================================
1836 SMESH_Hypothesis::Hypothesis_Status
1837 SMESH_subMesh::CheckConcurentHypothesis (const int theHypType)
1839 MESSAGE ("SMESH_subMesh::CheckConcurentHypothesis");
1841 // is there local hypothesis on me?
1842 if ( GetSimilarAttached( _subShape, 0, theHypType ) )
1843 return SMESH_Hypothesis::HYP_OK;
1846 TopoDS_Shape aPrevWithHyp;
1847 const SMESH_Hypothesis* aPrevHyp = 0;
1848 TopTools_ListIteratorOfListOfShape it( _father->GetAncestors( _subShape ));
1849 for (; it.More(); it.Next())
1851 const TopoDS_Shape& ancestor = it.Value();
1852 const SMESH_Hypothesis* hyp = GetSimilarAttached( ancestor, 0, theHypType );
1855 if ( aPrevWithHyp.IsNull() || aPrevWithHyp.IsSame( ancestor ))
1857 aPrevWithHyp = ancestor;
1860 else if ( aPrevWithHyp.ShapeType() == ancestor.ShapeType() && aPrevHyp != hyp )
1861 return SMESH_Hypothesis::HYP_CONCURENT;
1863 return SMESH_Hypothesis::HYP_OK;
1866 return SMESH_Hypothesis::HYP_OK;
1869 //================================================================================
1871 * \brief Sets an event listener and its data to a submesh
1872 * \param listener - the listener to store
1873 * \param data - the listener data to store
1874 * \param where - the submesh to store the listener and it's data
1875 * \param deleteListener - if true then the listener will be deleted as
1876 * it is removed from where submesh
1878 * It remembers the submesh where it puts the listener in order to delete
1879 * them when HYP_OK algo_state is lost
1880 * After being set, event listener is notified on each event of where submesh.
1882 //================================================================================
1884 void SMESH_subMesh::SetEventListener(EventListener* listener,
1885 EventListenerData* data,
1886 SMESH_subMesh* where)
1888 if ( listener && where ) {
1889 where->SetEventListener( listener, data );
1890 myOwnListeners.push_back( make_pair( where, listener ));
1894 //================================================================================
1896 * \brief Sets an event listener and its data to a submesh
1897 * \param listener - the listener to store
1898 * \param data - the listener data to store
1900 * After being set, event listener is notified on each event of a submesh.
1902 //================================================================================
1904 void SMESH_subMesh::SetEventListener(EventListener* listener, EventListenerData* data)
1906 map< EventListener*, EventListenerData* >::iterator l_d =
1907 myEventListeners.find( listener );
1908 if ( l_d != myEventListeners.end() ) {
1909 EventListenerData* curData = l_d->second;
1910 if ( curData && curData != data && curData->IsDeletable() )
1915 myEventListeners.insert( make_pair( listener, data ));
1918 //================================================================================
1920 * \brief Return an event listener data
1921 * \param listener - the listener whose data is
1922 * \retval EventListenerData* - found data, maybe NULL
1924 //================================================================================
1926 EventListenerData* SMESH_subMesh::GetEventListenerData(EventListener* listener) const
1928 map< EventListener*, EventListenerData* >::const_iterator l_d =
1929 myEventListeners.find( listener );
1930 if ( l_d != myEventListeners.end() )
1935 //================================================================================
1937 * \brief Notify stored event listeners on the occured event
1938 * \param event - algo_event or compute_event itself
1939 * \param eventType - algo_event or compute_event
1940 * \param subMesh - the submesh where the event occures
1941 * \param data - listener data stored in the subMesh
1942 * \param hyp - hypothesis, if eventType is algo_event
1944 //================================================================================
1946 void SMESH_subMesh::NotifyListenersOnEvent( const int event,
1947 const event_type eventType,
1948 SMESH_Hypothesis* hyp)
1950 map< EventListener*, EventListenerData* >::iterator l_d = myEventListeners.begin();
1951 for ( ; l_d != myEventListeners.end(); ++l_d )
1952 l_d->first->ProcessEvent( event, eventType, this, l_d->second, hyp );
1955 //================================================================================
1957 * \brief Unregister the listener and delete listener's data
1958 * \param listener - the event listener
1960 //================================================================================
1962 void SMESH_subMesh::DeleteEventListener(EventListener* listener)
1964 map< EventListener*, EventListenerData* >::iterator l_d =
1965 myEventListeners.find( listener );
1966 if ( l_d != myEventListeners.end() ) {
1967 if ( l_d->first && l_d->first->IsDeletable() ) delete l_d->first;
1968 if ( l_d->second && l_d->second->IsDeletable() ) delete l_d->second;
1969 myEventListeners.erase( l_d );
1973 //================================================================================
1975 * \brief Delete event listeners depending on algo of this submesh
1977 //================================================================================
1979 void SMESH_subMesh::DeleteOwnListeners()
1981 list< pair< SMESH_subMesh*, EventListener* > >::iterator sm_l;
1982 for ( sm_l = myOwnListeners.begin(); sm_l != myOwnListeners.end(); ++sm_l)
1983 sm_l->first->DeleteEventListener( sm_l->second );
1984 myOwnListeners.clear();
1987 //================================================================================
1989 * \brief Do something on a certain event
1990 * \param event - algo_event or compute_event itself
1991 * \param eventType - algo_event or compute_event
1992 * \param subMesh - the submesh where the event occures
1993 * \param data - listener data stored in the subMesh
1994 * \param hyp - hypothesis, if eventType is algo_event
1996 * The base implementation translates CLEAN event to the subMesh
1997 * stored in listener data. Also it sends SUBMESH_COMPUTED event in case of
1998 * successful COMPUTE event.
2000 //================================================================================
2002 void SMESH_subMeshEventListener::ProcessEvent(const int event,
2003 const int eventType,
2004 SMESH_subMesh* subMesh,
2005 EventListenerData* data,
2006 const SMESH_Hypothesis* /*hyp*/)
2008 if ( data && !data->mySubMeshes.empty() &&
2009 eventType == SMESH_subMesh::COMPUTE_EVENT)
2011 ASSERT( data->mySubMeshes.front() != subMesh );
2012 list<SMESH_subMesh*>::iterator smIt = data->mySubMeshes.begin();
2013 list<SMESH_subMesh*>::iterator smEnd = data->mySubMeshes.end();
2015 case SMESH_subMesh::CLEAN:
2016 for ( ; smIt != smEnd; ++ smIt)
2017 (*smIt)->ComputeStateEngine( event );
2019 case SMESH_subMesh::COMPUTE:
2020 if ( subMesh->GetComputeState() == SMESH_subMesh::COMPUTE_OK )
2021 for ( ; smIt != smEnd; ++ smIt)
2022 (*smIt)->ComputeStateEngine( SMESH_subMesh::SUBMESH_COMPUTED );
2031 //================================================================================
2033 * \brief Iterator over submeshes and optionally prepended or appended one
2035 //================================================================================
2037 struct _Iterator : public SMDS_Iterator<SMESH_subMesh*>
2039 _Iterator(SMDS_Iterator<SMESH_subMesh*>* subIt,
2040 SMESH_subMesh* prepend,
2041 SMESH_subMesh* append): myIt(subIt),myAppend(append)
2043 myCur = prepend ? prepend : myIt->more() ? myIt->next() : 0;
2045 /// Return true if and only if there are other object in this iterator
2050 /// Return the current object and step to the next one
2051 virtual SMESH_subMesh* next()
2053 SMESH_subMesh* res = myCur;
2054 if ( myIt->more() ) { myCur = myIt->next(); }
2055 else { myCur = myAppend; myAppend = 0; }
2062 SMESH_subMesh *myAppend, *myCur;
2063 SMDS_Iterator<SMESH_subMesh*> *myIt;
2067 //================================================================================
2069 * \brief Return iterator on the submeshes this one depends on
2070 * \param includeSelf - this submesh to be returned also
2071 * \param reverse - if true, complex shape submeshes go first
2073 //================================================================================
2075 SMESH_subMeshIteratorPtr SMESH_subMesh::getDependsOnIterator(const bool includeSelf,
2078 SMESH_subMesh *prepend=0, *append=0;
2079 if ( includeSelf ) {
2080 if ( reverse ) prepend = this;
2083 typedef map < int, SMESH_subMesh * > TMap;
2086 return SMESH_subMeshIteratorPtr
2087 ( new _Iterator( new SMDS_mapReverseIterator<TMap>( DependsOn() ), prepend, append ));
2090 return SMESH_subMeshIteratorPtr
2091 ( new _Iterator( new SMDS_mapIterator<TMap>( DependsOn() ), prepend, append ));