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_Failure.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 (Standard_Failure& exc) {
1404 if ( !_computeError ) _computeError = SMESH_ComputeError::New();
1405 _computeError->myName = COMPERR_OCC_EXCEPTION;
1406 _computeError->myComment = exc.GetMessageString();
1408 catch ( SALOME_Exception& S_ex ) {
1409 if ( !_computeError ) _computeError = SMESH_ComputeError::New();
1410 _computeError->myName = COMPERR_SLM_EXCEPTION;
1411 _computeError->myComment = S_ex.what();
1413 catch ( std::bad_alloc& exc ) {
1414 if ( _computeError ) {
1415 _computeError->myName = COMPERR_MEMORY_PB;
1416 _computeError->myComment = exc.what();
1420 catch ( std::exception& exc ) {
1421 if ( !_computeError ) _computeError = SMESH_ComputeError::New();
1422 _computeError->myName = COMPERR_STD_EXCEPTION;
1423 _computeError->myComment = exc.what();
1426 if ( _computeError )
1427 _computeError->myName = COMPERR_EXCEPTION;
1431 if ( ret && _computeError && !_computeError->IsOK() ) {
1434 if (ret && !_alwaysComputed) { // check if anything was built
1435 ret = ( GetSubMeshDS() && ( GetSubMeshDS()->NbElements() || GetSubMeshDS()->NbNodes() ));
1439 // Set _computeError
1440 if ( !_computeError )
1441 _computeError = SMESH_ComputeError::New();
1442 if ( _computeError->IsOK() )
1443 _computeError->myName = COMPERR_ALGO_FAILED;
1447 _computeError.reset();
1448 UpdateDependantsState( SUBMESH_COMPUTED ); // send event SUBMESH_COMPUTED
1450 if ( !algo->NeedDescretBoundary() )
1451 UpdateSubMeshState( ret ? COMPUTE_OK : FAILED_TO_COMPUTE );
1452 CheckComputeError( algo );
1457 RemoveSubMeshElementsAndNodes();
1458 _computeState = NOT_READY;
1459 algo = gen->GetAlgo((*_father), _subShape);
1462 ret = algo->CheckHypothesis((*_father), _subShape, hyp_status);
1464 _computeState = READY_TO_COMPUTE;
1466 SetAlgoState(MISSING_HYP);
1469 case SUBMESH_COMPUTED: // nothing to do
1471 case SUBMESH_RESTORED:
1472 // check if a mesh is already computed that may
1473 // happen after retrieval from a file
1474 ComputeStateEngine( CHECK_COMPUTE_STATE );
1475 ComputeSubMeshStateEngine( SUBMESH_RESTORED );
1476 algo = gen->GetAlgo(*_father, _subShape);
1477 if (algo) algo->SubmeshRestored( this );
1479 case MESH_ENTITY_REMOVED:
1481 case CHECK_COMPUTE_STATE:
1482 if ( IsMeshComputed() )
1483 _computeState = COMPUTE_OK;
1491 // ----------------------------------------------------------------------
1496 case MODIF_ALGO_STATE:
1497 ComputeStateEngine( CLEAN );
1498 algo = gen->GetAlgo((*_father), _subShape);
1499 if (algo && !algo->NeedDescretBoundary())
1500 CleanDependsOn(); // clean sub-meshes with event CLEAN
1502 case COMPUTE: // nothing to do
1505 CleanDependants(); // clean sub-meshes, dependant on this one, with event CLEAN
1506 RemoveSubMeshElementsAndNodes();
1507 _computeState = NOT_READY;
1508 if ( _algoState == HYP_OK )
1509 _computeState = READY_TO_COMPUTE;
1511 case SUBMESH_COMPUTED: // nothing to do
1513 case SUBMESH_RESTORED:
1514 ComputeStateEngine( CHECK_COMPUTE_STATE );
1515 ComputeSubMeshStateEngine( SUBMESH_RESTORED );
1516 algo = gen->GetAlgo(*_father, _subShape);
1517 if (algo) algo->SubmeshRestored( this );
1519 case MESH_ENTITY_REMOVED:
1520 UpdateDependantsState( CHECK_COMPUTE_STATE );
1521 ComputeStateEngine( CHECK_COMPUTE_STATE );
1522 ComputeSubMeshStateEngine( CHECK_COMPUTE_STATE );
1524 case CHECK_COMPUTE_STATE:
1525 if ( !IsMeshComputed() )
1526 if (_algoState == HYP_OK)
1527 _computeState = READY_TO_COMPUTE;
1529 _computeState = NOT_READY;
1537 // ----------------------------------------------------------------------
1539 case FAILED_TO_COMPUTE:
1542 case MODIF_ALGO_STATE:
1543 if (_algoState == HYP_OK)
1544 _computeState = READY_TO_COMPUTE;
1546 _computeState = NOT_READY;
1548 case COMPUTE: // nothing to do
1551 CleanDependants(); // submeshes dependent on me should be cleaned as well
1552 RemoveSubMeshElementsAndNodes();
1554 case SUBMESH_COMPUTED: // allow retry compute
1555 if (_algoState == HYP_OK)
1556 _computeState = READY_TO_COMPUTE;
1558 _computeState = NOT_READY;
1560 case SUBMESH_RESTORED:
1561 ComputeSubMeshStateEngine( SUBMESH_RESTORED );
1563 case MESH_ENTITY_REMOVED:
1565 case CHECK_COMPUTE_STATE:
1566 if ( IsMeshComputed() )
1567 _computeState = COMPUTE_OK;
1569 if (_algoState == HYP_OK)
1570 _computeState = READY_TO_COMPUTE;
1572 _computeState = NOT_READY;
1580 // ----------------------------------------------------------------------
1586 NotifyListenersOnEvent( event, COMPUTE_EVENT );
1591 //=======================================================================
1593 * \brief Update compute_state by _computeError
1595 //=======================================================================
1597 bool SMESH_subMesh::CheckComputeError(SMESH_Algo* theAlgo)
1599 bool noErrors = ( !_computeError || _computeError->IsOK() );
1602 if ( !_computeError->myAlgo )
1603 _computeError->myAlgo = theAlgo;
1607 text << theAlgo->GetName() << " failed on subshape #" << _Id << " with error ";
1608 if (_computeError->IsCommon() )
1609 text << _computeError->CommonName();
1611 text << _computeError->myName;
1612 if ( _computeError->myComment.size() > 0 )
1613 text << " \"" << _computeError->myComment << "\"";
1616 cout << text << endl;
1617 // Show vertices location of a failed shape
1618 TopTools_IndexedMapOfShape vMap;
1619 TopExp::MapShapes( _subShape, TopAbs_VERTEX, vMap );
1620 cout << "Subshape vertices " << ( vMap.Extent()>10 ? "(first 10):" : ":") << endl;
1621 for ( int iv = 1; iv <= vMap.Extent() && iv < 11; ++iv ) {
1622 gp_Pnt P( BRep_Tool::Pnt( TopoDS::Vertex( vMap( iv ) )));
1623 cout << "#" << _father->GetMeshDS()->ShapeToIndex( vMap( iv )) << " ";
1624 cout << P.X() << " " << P.Y() << " " << P.Z() << " " << endl;
1629 _computeState = FAILED_TO_COMPUTE;
1633 _computeState = COMPUTE_OK;
1635 // Check state of submeshes
1636 if ( !theAlgo->NeedDescretBoundary() /*&& theAlgo->OnlyUnaryInput()*/ ) {
1637 SMESH_subMeshIteratorPtr smIt = getDependsOnIterator(false,false);
1638 while ( smIt->more() )
1639 if ( !smIt->next()->CheckComputeError( theAlgo ))
1645 //=======================================================================
1646 //function : ApplyToCollection
1647 //purpose : Apply theAlgo to all subshapes in theCollection
1648 //=======================================================================
1650 bool SMESH_subMesh::ApplyToCollection (SMESH_Algo* theAlgo,
1651 const TopoDS_Shape& theCollection)
1653 MESSAGE("SMESH_subMesh::ApplyToCollection");
1654 ASSERT ( !theAlgo->NeedDescretBoundary() );
1656 if ( _computeError )
1657 _computeError->myName = COMPERR_OK;
1659 bool ok = theAlgo->Compute( *_father, theCollection );
1661 // set _computeState of subshapes
1662 TopExp_Explorer anExplorer( theCollection, _subShape.ShapeType() );
1663 for ( ; anExplorer.More(); anExplorer.Next() )
1665 if ( SMESH_subMesh* subMesh = _father->GetSubMeshContaining( anExplorer.Current() ))
1667 bool localOK = subMesh->CheckComputeError( theAlgo );
1668 if ( !ok && localOK && !subMesh->IsMeshComputed() )
1670 subMesh->_computeError = theAlgo->GetComputeError();
1671 if ( subMesh->_computeError->IsOK() )
1672 _computeError = SMESH_ComputeError::New(COMPERR_ALGO_FAILED);
1673 localOK = CheckComputeError( theAlgo );
1676 subMesh->UpdateDependantsState( SUBMESH_COMPUTED );
1677 subMesh->UpdateSubMeshState( localOK ? COMPUTE_OK : FAILED_TO_COMPUTE );
1685 //=======================================================================
1686 //function : UpdateSubMeshState
1688 //=======================================================================
1690 void SMESH_subMesh::UpdateSubMeshState(const compute_state theState)
1692 SMESH_subMeshIteratorPtr smIt = getDependsOnIterator(false,false);
1693 while ( smIt->more() )
1694 smIt->next()->_computeState = theState;
1697 //=======================================================================
1698 //function : ComputeSubMeshStateEngine
1700 //=======================================================================
1702 void SMESH_subMesh::ComputeSubMeshStateEngine(int event)
1704 SMESH_subMeshIteratorPtr smIt = getDependsOnIterator(false,false);
1705 while ( smIt->more() )
1706 smIt->next()->ComputeStateEngine(event);
1709 //=======================================================================
1710 //function : UpdateDependantsState
1712 //=======================================================================
1714 void SMESH_subMesh::UpdateDependantsState(const compute_event theEvent)
1716 //MESSAGE("SMESH_subMesh::UpdateDependantsState");
1717 TopTools_ListIteratorOfListOfShape it( _father->GetAncestors( _subShape ));
1718 for (; it.More(); it.Next())
1720 const TopoDS_Shape& ancestor = it.Value();
1721 SMESH_subMesh *aSubMesh =
1722 _father->GetSubMeshContaining(ancestor);
1724 aSubMesh->ComputeStateEngine( theEvent );
1728 //=============================================================================
1732 //=============================================================================
1734 void SMESH_subMesh::CleanDependants()
1736 int dimToClean = SMESH_Gen::GetShapeDim( _subShape ) + 1;
1738 TopTools_ListIteratorOfListOfShape it( _father->GetAncestors( _subShape ));
1739 for (; it.More(); it.Next())
1741 const TopoDS_Shape& ancestor = it.Value();
1742 if ( SMESH_Gen::GetShapeDim( ancestor ) == dimToClean ) {
1743 // PAL8021. do not go upper than SOLID, else ComputeStateEngine(CLEAN)
1744 // will erase mesh on other shapes in a compound
1745 if ( ancestor.ShapeType() >= TopAbs_SOLID ) {
1746 SMESH_subMesh *aSubMesh = _father->GetSubMeshContaining(ancestor);
1748 aSubMesh->ComputeStateEngine(CLEAN);
1754 //=============================================================================
1758 //=============================================================================
1760 void SMESH_subMesh::RemoveSubMeshElementsAndNodes()
1762 //SCRUTE(_subShape.ShapeType());
1764 cleanSubMesh( this );
1766 // algo may bind a submesh not to _subShape, eg 3D algo
1767 // sets nodes on SHELL while _subShape may be SOLID
1769 int dim = SMESH_Gen::GetShapeDim( _subShape );
1770 int type = _subShape.ShapeType() + 1;
1771 for ( ; type <= TopAbs_EDGE; type++) {
1772 if ( dim == SMESH_Gen::GetShapeDim( (TopAbs_ShapeEnum) type ))
1774 TopExp_Explorer exp( _subShape, (TopAbs_ShapeEnum) type );
1775 for ( ; exp.More(); exp.Next() )
1776 cleanSubMesh( _father->GetSubMeshContaining( exp.Current() ));
1783 //=======================================================================
1784 //function : GetCollection
1785 //purpose : return a shape containing all sub-shapes of the MainShape that can be
1786 // meshed at once along with _subShape
1787 //=======================================================================
1789 TopoDS_Shape SMESH_subMesh::GetCollection(SMESH_Gen * theGen, SMESH_Algo* theAlgo)
1791 MESSAGE("SMESH_subMesh::GetCollection");
1792 ASSERT (!theAlgo->NeedDescretBoundary());
1794 TopoDS_Shape mainShape = _father->GetMeshDS()->ShapeToMesh();
1796 if ( mainShape.IsSame( _subShape ))
1799 const bool ignoreAuxiliaryHyps = false;
1800 list<const SMESHDS_Hypothesis*> aUsedHyp =
1801 theAlgo->GetUsedHypothesis( *_father, _subShape, ignoreAuxiliaryHyps ); // copy
1803 // put in a compound all shapes with the same hypothesis assigned
1804 // and a good ComputState
1806 TopoDS_Compound aCompound;
1807 BRep_Builder aBuilder;
1808 aBuilder.MakeCompound( aCompound );
1810 TopExp_Explorer anExplorer( mainShape, _subShape.ShapeType() );
1811 for ( ; anExplorer.More(); anExplorer.Next() )
1813 const TopoDS_Shape& S = anExplorer.Current();
1814 SMESH_subMesh* subMesh = _father->GetSubMesh( S );
1815 if ( subMesh == this )
1817 aBuilder.Add( aCompound, S );
1819 else if ( subMesh->GetComputeState() == READY_TO_COMPUTE )
1821 SMESH_Algo* anAlgo = theGen->GetAlgo( *_father, S );
1822 if (anAlgo == theAlgo &&
1823 anAlgo->GetUsedHypothesis( *_father, S, ignoreAuxiliaryHyps ) == aUsedHyp)
1824 aBuilder.Add( aCompound, S );
1831 //=======================================================================
1832 //function : GetSimilarAttached
1833 //purpose : return a hypothesis attached to theShape.
1834 // If theHyp is provided, similar but not same hypotheses
1835 // is returned; else only applicable ones having theHypType
1837 //=======================================================================
1839 const SMESH_Hypothesis* SMESH_subMesh::GetSimilarAttached(const TopoDS_Shape& theShape,
1840 const SMESH_Hypothesis * theHyp,
1841 const int theHypType)
1843 SMESH_HypoFilter hypoKind;
1844 hypoKind.Init( hypoKind.HasType( theHyp ? theHyp->GetType() : theHypType ));
1846 hypoKind.And ( hypoKind.HasDim( theHyp->GetDim() ));
1847 hypoKind.AndNot( hypoKind.Is( theHyp ));
1848 if ( theHyp->IsAuxiliary() )
1849 hypoKind.And( hypoKind.HasName( theHyp->GetName() ));
1851 hypoKind.AndNot( hypoKind.IsAuxiliary());
1854 hypoKind.And( hypoKind.IsApplicableTo( theShape ));
1857 return _father->GetHypothesis( theShape, hypoKind, false );
1860 //=======================================================================
1861 //function : CheckConcurentHypothesis
1862 //purpose : check if there are several applicable hypothesis attached to
1864 //=======================================================================
1866 SMESH_Hypothesis::Hypothesis_Status
1867 SMESH_subMesh::CheckConcurentHypothesis (const int theHypType)
1869 MESSAGE ("SMESH_subMesh::CheckConcurentHypothesis");
1871 // is there local hypothesis on me?
1872 if ( GetSimilarAttached( _subShape, 0, theHypType ) )
1873 return SMESH_Hypothesis::HYP_OK;
1876 TopoDS_Shape aPrevWithHyp;
1877 const SMESH_Hypothesis* aPrevHyp = 0;
1878 TopTools_ListIteratorOfListOfShape it( _father->GetAncestors( _subShape ));
1879 for (; it.More(); it.Next())
1881 const TopoDS_Shape& ancestor = it.Value();
1882 const SMESH_Hypothesis* hyp = GetSimilarAttached( ancestor, 0, theHypType );
1885 if ( aPrevWithHyp.IsNull() || aPrevWithHyp.IsSame( ancestor ))
1887 aPrevWithHyp = ancestor;
1890 else if ( aPrevWithHyp.ShapeType() == ancestor.ShapeType() && aPrevHyp != hyp )
1891 return SMESH_Hypothesis::HYP_CONCURENT;
1893 return SMESH_Hypothesis::HYP_OK;
1896 return SMESH_Hypothesis::HYP_OK;
1899 //================================================================================
1901 * \brief Sets an event listener and its data to a submesh
1902 * \param listener - the listener to store
1903 * \param data - the listener data to store
1904 * \param where - the submesh to store the listener and it's data
1905 * \param deleteListener - if true then the listener will be deleted as
1906 * it is removed from where submesh
1908 * It remembers the submesh where it puts the listener in order to delete
1909 * them when HYP_OK algo_state is lost
1910 * After being set, event listener is notified on each event of where submesh.
1912 //================================================================================
1914 void SMESH_subMesh::SetEventListener(EventListener* listener,
1915 EventListenerData* data,
1916 SMESH_subMesh* where)
1918 if ( listener && where ) {
1919 where->SetEventListener( listener, data );
1920 myOwnListeners.push_back( make_pair( where, listener ));
1924 //================================================================================
1926 * \brief Sets an event listener and its data to a submesh
1927 * \param listener - the listener to store
1928 * \param data - the listener data to store
1930 * After being set, event listener is notified on each event of a submesh.
1932 //================================================================================
1934 void SMESH_subMesh::SetEventListener(EventListener* listener, EventListenerData* data)
1936 map< EventListener*, EventListenerData* >::iterator l_d =
1937 myEventListeners.find( listener );
1938 if ( l_d != myEventListeners.end() ) {
1939 if ( l_d->second && l_d->second->IsDeletable() )
1944 myEventListeners.insert( make_pair( listener, data ));
1947 //================================================================================
1949 * \brief Return an event listener data
1950 * \param listener - the listener whose data is
1951 * \retval EventListenerData* - found data, maybe NULL
1953 //================================================================================
1955 EventListenerData* SMESH_subMesh::GetEventListenerData(EventListener* listener) const
1957 map< EventListener*, EventListenerData* >::const_iterator l_d =
1958 myEventListeners.find( listener );
1959 if ( l_d != myEventListeners.end() )
1964 //================================================================================
1966 * \brief Notify stored event listeners on the occured event
1967 * \param event - algo_event or compute_event itself
1968 * \param eventType - algo_event or compute_event
1969 * \param subMesh - the submesh where the event occures
1970 * \param data - listener data stored in the subMesh
1971 * \param hyp - hypothesis, if eventType is algo_event
1973 //================================================================================
1975 void SMESH_subMesh::NotifyListenersOnEvent( const int event,
1976 const event_type eventType,
1977 SMESH_Hypothesis* hyp)
1979 map< EventListener*, EventListenerData* >::iterator l_d = myEventListeners.begin();
1980 for ( ; l_d != myEventListeners.end(); ++l_d )
1981 l_d->first->ProcessEvent( event, eventType, this, l_d->second, hyp );
1984 //================================================================================
1986 * \brief Unregister the listener and delete listener's data
1987 * \param listener - the event listener
1989 //================================================================================
1991 void SMESH_subMesh::DeleteEventListener(EventListener* listener)
1993 map< EventListener*, EventListenerData* >::iterator l_d =
1994 myEventListeners.find( listener );
1995 if ( l_d != myEventListeners.end() ) {
1996 if ( l_d->first && l_d->first->IsDeletable() ) delete l_d->first;
1997 if ( l_d->second && l_d->second->IsDeletable() ) delete l_d->second;
1998 myEventListeners.erase( l_d );
2002 //================================================================================
2004 * \brief Delete event listeners depending on algo of this submesh
2006 //================================================================================
2008 void SMESH_subMesh::DeleteOwnListeners()
2010 list< pair< SMESH_subMesh*, EventListener* > >::iterator sm_l;
2011 for ( sm_l = myOwnListeners.begin(); sm_l != myOwnListeners.end(); ++sm_l)
2012 sm_l->first->DeleteEventListener( sm_l->second );
2013 myOwnListeners.clear();
2016 //================================================================================
2018 * \brief Do something on a certain event
2019 * \param event - algo_event or compute_event itself
2020 * \param eventType - algo_event or compute_event
2021 * \param subMesh - the submesh where the event occures
2022 * \param data - listener data stored in the subMesh
2023 * \param hyp - hypothesis, if eventType is algo_event
2025 * The base implementation translates CLEAN event to the subMesh
2026 * stored in listener data. Also it sends SUBMESH_COMPUTED event in case of
2027 * successful COMPUTE event.
2029 //================================================================================
2031 void SMESH_subMeshEventListener::ProcessEvent(const int event,
2032 const int eventType,
2033 SMESH_subMesh* subMesh,
2034 EventListenerData* data,
2035 const SMESH_Hypothesis* /*hyp*/)
2037 if ( data && !data->mySubMeshes.empty() &&
2038 eventType == SMESH_subMesh::COMPUTE_EVENT)
2040 ASSERT( data->mySubMeshes.front() != subMesh );
2042 case SMESH_subMesh::CLEAN:
2043 data->mySubMeshes.front()->ComputeStateEngine( event );
2045 case SMESH_subMesh::COMPUTE:
2046 if ( subMesh->GetComputeState() == SMESH_subMesh::COMPUTE_OK )
2047 data->mySubMeshes.front()->ComputeStateEngine( SMESH_subMesh::SUBMESH_COMPUTED );
2056 //================================================================================
2058 * \brief Iterator over submeshes and optionally prepended or appended one
2060 //================================================================================
2062 struct _Iterator : public SMDS_Iterator<SMESH_subMesh*>
2064 _Iterator(SMDS_Iterator<SMESH_subMesh*>* subIt,
2065 SMESH_subMesh* prepend,
2066 SMESH_subMesh* append): myIt(subIt),myAppend(append)
2068 myCur = prepend ? prepend : myIt->more() ? myIt->next() : 0;
2070 /// Return true if and only if there are other object in this iterator
2075 /// Return the current object and step to the next one
2076 virtual SMESH_subMesh* next()
2078 SMESH_subMesh* res = myCur;
2079 if ( myIt->more() ) { myCur = myIt->next(); }
2080 else { myCur = myAppend; myAppend = 0; }
2087 SMESH_subMesh *myAppend, *myCur;
2088 SMDS_Iterator<SMESH_subMesh*> *myIt;
2092 //================================================================================
2094 * \brief Return iterator on the submeshes this one depends on
2095 * \param includeSelf - this submesh to be returned also
2096 * \param reverse - if true, complex shape submeshes go first
2098 //================================================================================
2100 SMESH_subMeshIteratorPtr SMESH_subMesh::getDependsOnIterator(const bool includeSelf,
2103 SMESH_subMesh *prepend=0, *append=0;
2104 if ( includeSelf ) {
2105 if ( reverse ) prepend = this;
2108 typedef map < int, SMESH_subMesh * > TMap;
2111 return SMESH_subMeshIteratorPtr
2112 ( new _Iterator( new SMDS_mapReverseIterator<TMap>( DependsOn() ), prepend, append ));
2115 return SMESH_subMeshIteratorPtr
2116 ( new _Iterator( new SMDS_mapIterator<TMap>( DependsOn() ), prepend, append ));