1 // Copyright (C) 2007-2011 CEA/DEN, EDF R&D, OPEN CASCADE
3 // Copyright (C) 2003-2007 OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
4 // CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
6 // This library is free software; you can redistribute it and/or
7 // modify it under the terms of the GNU Lesser General Public
8 // License as published by the Free Software Foundation; either
9 // version 2.1 of the License.
11 // This library is distributed in the hope that it will be useful,
12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 // Lesser General Public License for more details.
16 // You should have received a copy of the GNU Lesser General Public
17 // License along with this library; if not, write to the Free Software
18 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
20 // See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
23 // SMESH OBJECT : interactive object for SMESH visualization
24 // File : SMESH_Grid.cxx
25 // Author : Nicolas REJNERI
28 #include "SMESH_ObjectDef.h"
29 #include "SMESH_ActorUtils.h"
31 #include "SMDS_Mesh.hxx"
32 #include "SMDS_PolyhedralVolumeOfNodes.hxx"
33 #include "SMESH_Actor.h"
34 #include "SMESH_ControlsDef.hxx"
35 #include "SalomeApp_Application.h"
36 #include "VTKViewer_ExtractUnstructuredGrid.h"
37 #include "VTKViewer_CellLocationsArray.h"
39 #include CORBA_SERVER_HEADER(SMESH_Gen)
40 #include CORBA_SERVER_HEADER(SALOME_Exception)
43 #include <vtkIdList.h>
44 #include <vtkCellArray.h>
45 #include <vtkUnsignedCharArray.h>
47 #include <vtkUnstructuredGrid.h>
54 #include "utilities.h"
59 #define EXCEPTION(TYPE, MSG) {\
60 std::ostringstream aStream;\
61 aStream<<__FILE__<<"["<<__LINE__<<"]::"<<MSG;\
62 throw TYPE(aStream.str());\
67 static int MYDEBUG = 1;
68 static int MYDEBUGWITHFILES = 0;//1;
70 static int MYDEBUG = 0;
71 static int MYDEBUGWITHFILES = 0;
76 Class : SMESH_VisualObjDef
77 Description : Base class for all mesh objects to be visuilised
80 //=================================================================================
81 // function : getCellType
82 // purpose : Get type of VTK cell
83 //=================================================================================
84 static inline vtkIdType getCellType( const SMDSAbs_ElementType theType,
86 const int theNbNodes )
90 case SMDSAbs_0DElement:
94 if( theNbNodes == 2 ) return VTK_LINE;
95 else if ( theNbNodes == 3 ) return VTK_QUADRATIC_EDGE;
96 else return VTK_EMPTY_CELL;
99 if (thePoly && theNbNodes>2 ) return VTK_POLYGON;
100 else if ( theNbNodes == 3 ) return VTK_TRIANGLE;
101 else if ( theNbNodes == 4 ) return VTK_QUAD;
102 else if ( theNbNodes == 6 ) return VTK_QUADRATIC_TRIANGLE;
103 else if ( theNbNodes == 8 ) return VTK_QUADRATIC_QUAD;
104 else return VTK_EMPTY_CELL;
107 if (thePoly && theNbNodes>3 ) return VTK_POLYHEDRON; //VTK_CONVEX_POINT_SET;
108 else if ( theNbNodes == 4 ) return VTK_TETRA;
109 else if ( theNbNodes == 5 ) return VTK_PYRAMID;
110 else if ( theNbNodes == 6 ) return VTK_WEDGE;
111 else if ( theNbNodes == 8 ) return VTK_HEXAHEDRON;
112 else if ( theNbNodes == 10 ) {
113 return VTK_QUADRATIC_TETRA;
115 else if ( theNbNodes == 20 ) {
116 return VTK_QUADRATIC_HEXAHEDRON;
118 else if ( theNbNodes == 15 ) {
119 return VTK_QUADRATIC_WEDGE;
121 else if ( theNbNodes==13 ) {
122 return VTK_QUADRATIC_PYRAMID; //VTK_CONVEX_POINT_SET;
124 else return VTK_EMPTY_CELL;
126 default: return VTK_EMPTY_CELL;
130 //=================================================================================
131 // functions : SMESH_VisualObjDef
132 // purpose : Constructor
133 //=================================================================================
134 SMESH_VisualObjDef::SMESH_VisualObjDef()
136 MESSAGE("---------------------------------------------SMESH_VisualObjDef::SMESH_VisualObjDef");
137 myGrid = vtkUnstructuredGrid::New();
140 SMESH_VisualObjDef::~SMESH_VisualObjDef()
142 MESSAGE("---------------------------------------------SMESH_VisualObjDef::~SMESH_VisualObjDef");
144 MESSAGE( "~SMESH_MeshObj - myGrid->GetReferenceCount() = " << myGrid->GetReferenceCount() );
148 //=================================================================================
149 // functions : GetNodeObjId, GetNodeVTKId, GetElemObjId, GetElemVTKId
150 // purpose : Methods for retrieving VTK IDs by SMDS IDs and vice versa
151 //=================================================================================
152 vtkIdType SMESH_VisualObjDef::GetNodeObjId( int theVTKID )
156 TMapOfIds::const_iterator i = myVTK2SMDSNodes.find(theVTKID);
157 return i == myVTK2SMDSNodes.end() ? -1 : i->second;
159 return this->GetMesh()->FindNodeVtk(theVTKID)->GetID();
162 vtkIdType SMESH_VisualObjDef::GetNodeVTKId( int theObjID )
166 TMapOfIds::const_iterator i = mySMDS2VTKNodes.find(theObjID);
167 return i == mySMDS2VTKNodes.end() ? -1 : i->second;
170 const SMDS_MeshNode* aNode = 0;
171 if( this->GetMesh() ) {
172 aNode = this->GetMesh()->FindNode(theObjID);
174 return aNode ? aNode->getVtkId() : -1;
177 vtkIdType SMESH_VisualObjDef::GetElemObjId( int theVTKID )
181 TMapOfIds::const_iterator i = myVTK2SMDSElems.find(theVTKID);
182 return i == myVTK2SMDSElems.end() ? -1 : i->second;
184 return this->GetMesh()->fromVtkToSmds(theVTKID);
187 vtkIdType SMESH_VisualObjDef::GetElemVTKId( int theObjID )
191 TMapOfIds::const_iterator i = mySMDS2VTKElems.find(theObjID);
192 return i == mySMDS2VTKElems.end() ? -1 : i->second;
194 return this->GetMesh()->FindElement(theObjID)->getVtkId();
195 //return this->GetMesh()->fromSmdsToVtk(theObjID);
198 //=================================================================================
199 // function : SMESH_VisualObjDef::createPoints
200 // purpose : Create points from nodes
201 //=================================================================================
202 /*! fills a vtkPoints structure for a submesh.
203 * fills a std::list of SMDS_MeshElements*, then extract the points.
204 * fills also conversion id maps between SMDS and VTK.
206 void SMESH_VisualObjDef::createPoints( vtkPoints* thePoints )
208 if ( thePoints == 0 )
212 vtkIdType nbNodes = GetEntities( SMDSAbs_Node, aNodes );
213 thePoints->SetNumberOfPoints( nbNodes );
217 TEntityList::const_iterator anIter;
218 for ( anIter = aNodes.begin(); anIter != aNodes.end(); ++anIter )
220 const SMDS_MeshNode* aNode = ( const SMDS_MeshNode* )(*anIter);
223 thePoints->SetPoint( nbPoints, aNode->X(), aNode->Y(), aNode->Z() );
224 int anId = aNode->GetID();
225 mySMDS2VTKNodes.insert( TMapOfIds::value_type( anId, nbPoints ) );
226 myVTK2SMDSNodes.insert( TMapOfIds::value_type( nbPoints, anId ) );
231 if ( nbPoints != nbNodes )
232 thePoints->SetNumberOfPoints( nbPoints );
235 //=================================================================================
236 // function : buildPrs
237 // purpose : create VTK cells( fill unstructured grid )
238 //=================================================================================
239 void SMESH_VisualObjDef::buildPrs(bool buildGrid)
241 MESSAGE("----------------------------------------------------------SMESH_VisualObjDef::buildPrs " << buildGrid);
247 mySMDS2VTKNodes.clear();
248 myVTK2SMDSNodes.clear();
249 mySMDS2VTKElems.clear();
250 myVTK2SMDSElems.clear();
259 mySMDS2VTKNodes.clear();
260 myVTK2SMDSNodes.clear();
261 mySMDS2VTKElems.clear();
262 myVTK2SMDSElems.clear();
264 myGrid->SetPoints( 0 );
265 myGrid->SetCells( 0, 0, 0, 0, 0 );
272 if (!GetMesh()->isCompacted())
274 MESSAGE("*** buildPrs ==> compactMesh!");
275 GetMesh()->compactMesh();
277 vtkUnstructuredGrid *theGrid = GetMesh()->getGrid();
278 myGrid->ShallowCopy(theGrid);
279 //MESSAGE(myGrid->GetReferenceCount());
280 //MESSAGE( "Update - myGrid->GetNumberOfCells() = "<<myGrid->GetNumberOfCells() );
281 //MESSAGE( "Update - myGrid->GetNumberOfPoints() = "<<myGrid->GetNumberOfPoints() );
282 if( MYDEBUGWITHFILES ) SMESH::WriteUnstructuredGrid( myGrid,"buildPrs.vtu" );
286 //=================================================================================
287 // function : buildNodePrs
288 // purpose : create VTK cells for nodes
289 //=================================================================================
291 void SMESH_VisualObjDef::buildNodePrs()
293 // PAL16631: without swap, bad_alloc is not thrown but hung up and crash instead,
294 // so check remaining memory size for safety
295 SMDS_Mesh::CheckMemory(); // PAL16631
296 vtkPoints* aPoints = vtkPoints::New();
297 createPoints( aPoints );
298 SMDS_Mesh::CheckMemory();
299 myGrid->SetPoints( aPoints );
302 myGrid->SetCells( 0, 0, 0, 0, 0 );
305 //=================================================================================
306 // function : buildElemPrs
307 // purpose : Create VTK cells for elements
308 //=================================================================================
311 typedef std::vector<const SMDS_MeshElement*> TConnect;
313 int GetConnect(const SMDS_ElemIteratorPtr& theNodesIter,
314 TConnect& theConnect)
317 for(; theNodesIter->more();)
318 theConnect.push_back(theNodesIter->next());
319 return theConnect.size();
323 void SetId(vtkIdList *theIdList,
324 const SMESH_VisualObjDef::TMapOfIds& theSMDS2VTKNodes,
325 const TConnect& theConnect,
329 theIdList->SetId(thePosition,theSMDS2VTKNodes.find(theConnect[theId]->GetID())->second);
335 void SMESH_VisualObjDef::buildElemPrs()
339 vtkPoints* aPoints = vtkPoints::New();
340 createPoints( aPoints );
341 myGrid->SetPoints( aPoints );
345 MESSAGE("Update - myGrid->GetNumberOfPoints() = "<<myGrid->GetNumberOfPoints());
347 // Calculate cells size
349 static SMDSAbs_ElementType aTypes[ 4 ] =
350 { SMDSAbs_0DElement, SMDSAbs_Edge, SMDSAbs_Face, SMDSAbs_Volume };
353 map<SMDSAbs_ElementType,int> nbEnts;
354 map<SMDSAbs_ElementType,TEntityList> anEnts;
356 for ( int i = 0; i <= 3; i++ )
357 nbEnts[ aTypes[ i ] ] = GetEntities( aTypes[ i ], anEnts[ aTypes[ i ] ] );
359 // PAL16631: without swap, bad_alloc is not thrown but hung up and crash instead,
360 // so check remaining memory size for safety
361 SMDS_Mesh::CheckMemory(); // PAL16631
363 vtkIdType aCellsSize = 2 * nbEnts[ SMDSAbs_0DElement ] + 3 * nbEnts[ SMDSAbs_Edge ];
365 for ( int i = 2; i <= 3; i++ ) // iterate through faces and volumes
367 if ( nbEnts[ aTypes[ i ] ] )
369 const TEntityList& aList = anEnts[ aTypes[ i ] ];
370 TEntityList::const_iterator anIter;
371 for ( anIter = aList.begin(); anIter != aList.end(); ++anIter )
372 aCellsSize += (*anIter)->NbNodes() + 1;
376 vtkIdType aNbCells = nbEnts[ SMDSAbs_0DElement ] + nbEnts[ SMDSAbs_Edge ] +
377 nbEnts[ SMDSAbs_Face ] + nbEnts[ SMDSAbs_Volume ];
380 MESSAGE( "Update - aNbCells = "<<aNbCells<<"; aCellsSize = "<<aCellsSize );
384 vtkCellArray* aConnectivity = vtkCellArray::New();
385 aConnectivity->Allocate( aCellsSize, 0 );
387 SMDS_Mesh::CheckMemory(); // PAL16631
389 vtkUnsignedCharArray* aCellTypesArray = vtkUnsignedCharArray::New();
390 aCellTypesArray->SetNumberOfComponents( 1 );
391 aCellTypesArray->Allocate( aNbCells * aCellTypesArray->GetNumberOfComponents() );
393 SMDS_Mesh::CheckMemory(); // PAL16631
395 vtkIdList *anIdList = vtkIdList::New();
399 aConnect.reserve(VTK_CELL_SIZE);
401 SMDS_Mesh::CheckMemory(); // PAL16631
403 for ( int i = 0; i <= 3; i++ ) // iterate through 0d elements, edges, faces and volumes
405 if ( nbEnts[ aTypes[ i ] ] > 0 )
407 const SMDSAbs_ElementType& aType = aTypes[ i ];
408 const TEntityList& aList = anEnts[ aType ];
409 TEntityList::const_iterator anIter;
410 for ( anIter = aList.begin(); anIter != aList.end(); ++anIter )
412 const SMDS_MeshElement* anElem = *anIter;
414 vtkIdType aNbNodes = anElem->NbNodes();
415 anIdList->SetNumberOfIds( aNbNodes );
417 int anId = anElem->GetID();
419 mySMDS2VTKElems.insert( TMapOfIds::value_type( anId, iElem ) );
420 myVTK2SMDSElems.insert( TMapOfIds::value_type( iElem, anId ) );
422 SMDS_ElemIteratorPtr aNodesIter = anElem->nodesIterator();
424 case SMDSAbs_Volume:{
426 std::vector<int> aConnectivities;
427 // Convertions connectivities from SMDS to VTK
428 if (anElem->IsPoly() && aNbNodes > 3) { // POLYEDRE
430 if ( const SMDS_VtkVolume* ph =
431 dynamic_cast<const SMDS_VtkVolume*> (anElem))
433 aNbNodes = GetConnect(ph->uniqueNodesIterator(),aConnect);
434 anIdList->SetNumberOfIds( aNbNodes );
436 for (int k = 0; k < aNbNodes; k++)
437 aConnectivities.push_back(k);
439 } else if (aNbNodes == 4) {
440 static int anIds[] = {0,2,1,3};
441 for (int k = 0; k < aNbNodes; k++) aConnectivities.push_back(anIds[k]);
443 } else if (aNbNodes == 5) {
444 static int anIds[] = {0,3,2,1,4};
445 for (int k = 0; k < aNbNodes; k++) aConnectivities.push_back(anIds[k]);
447 } else if (aNbNodes == 6) {
448 static int anIds[] = {0,1,2,3,4,5};
449 for (int k = 0; k < aNbNodes; k++) aConnectivities.push_back(anIds[k]);
452 else if (aNbNodes == 8) {
453 static int anIds[] = {0,3,2,1,4,7,6,5};
454 for (int k = 0; k < aNbNodes; k++) aConnectivities.push_back(anIds[k]);
457 else if (aNbNodes == 10) {
458 static int anIds[] = {0,2,1,3,6,5,4,7,9,8};
459 for (int k = 0; k < aNbNodes; k++) aConnectivities.push_back(anIds[k]);
461 else if (aNbNodes == 13) {
462 static int anIds[] = {0,3,2,1,4,8,7,6,5,9,12,11,10};
463 for (int k = 0; k < aNbNodes; k++) aConnectivities.push_back(anIds[k]);
465 else if (aNbNodes == 15) {
466 //static int anIds[] = {0,2,1,3,5,4,8,7,6,11,10,9,12,14,13};
467 static int anIds[] = {0,1,2,3,4,5,6,7,8,9,10,11,12,13,14};
468 for (int k = 0; k < aNbNodes; k++) aConnectivities.push_back(anIds[k]);
469 //for (int k = 0; k < aNbNodes; k++) {
470 // int nn = aConnectivities[k];
471 // const SMDS_MeshNode* N = static_cast<const SMDS_MeshNode*> (aConnect[nn]);
472 // cout<<"k="<<k<<" N("<<N->X()<<","<<N->Y()<<","<<N->Z()<<")"<<endl;
475 else if (aNbNodes == 20) {
476 static int anIds[] = {0,3,2,1,4,7,6,5,11,10,9,8,15,14,13,12,16,19,18,17};
477 for (int k = 0; k < aNbNodes; k++) aConnectivities.push_back(anIds[k]);
482 if ( aConnect.empty() )
483 GetConnect(aNodesIter,aConnect);
485 if (aConnectivities.size() > 0) {
486 for (vtkIdType aNodeId = 0; aNodeId < aNbNodes; aNodeId++)
487 SetId(anIdList,mySMDS2VTKNodes,aConnect,aNodeId,aConnectivities[aNodeId]);
492 for( vtkIdType aNodeId = 0; aNodesIter->more(); aNodeId++ ){
493 const SMDS_MeshElement* aNode = aNodesIter->next();
494 anIdList->SetId( aNodeId, mySMDS2VTKNodes[aNode->GetID()] );
498 aConnectivity->InsertNextCell( anIdList );
499 aCellTypesArray->InsertNextValue( getCellType( aType, anElem->IsPoly(), aNbNodes ) );
504 SMDS_Mesh::CheckMemory(); // PAL16631
507 // Insert cells in grid
509 VTKViewer_CellLocationsArray* aCellLocationsArray = VTKViewer_CellLocationsArray::New();
510 aCellLocationsArray->SetNumberOfComponents( 1 );
511 aCellLocationsArray->SetNumberOfTuples( aNbCells );
513 SMDS_Mesh::CheckMemory(); // PAL16631
515 aConnectivity->InitTraversal();
516 for( vtkIdType idType = 0, *pts, npts; aConnectivity->GetNextCell( npts, pts ); idType++ )
517 aCellLocationsArray->SetValue( idType, aConnectivity->GetTraversalLocation( npts ) );
519 myGrid->SetCells( aCellTypesArray, aCellLocationsArray,aConnectivity );
521 aCellLocationsArray->Delete();
522 aCellTypesArray->Delete();
523 aConnectivity->Delete();
526 SMDS_Mesh::CheckMemory(); // PAL16631
529 //=================================================================================
530 // function : GetEdgeNodes
531 // purpose : Retrieve ids of nodes from edge of elements ( edge is numbered from 1 )
532 //=================================================================================
533 bool SMESH_VisualObjDef::GetEdgeNodes( const int theElemId,
534 const int theEdgeNum,
536 int& theNodeId2 ) const
538 const SMDS_Mesh* aMesh = GetMesh();
542 const SMDS_MeshElement* anElem = aMesh->FindElement( theElemId );
546 int nbNodes = anElem->NbNodes();
548 if ( theEdgeNum < 0 || theEdgeNum > 3 || (nbNodes != 3 && nbNodes != 4) || theEdgeNum > nbNodes )
551 vector<int> anIds( nbNodes );
552 SMDS_ElemIteratorPtr anIter = anElem->nodesIterator();
554 while( anIter->more() )
555 anIds[ i++ ] = anIter->next()->GetID();
557 if ( theEdgeNum < nbNodes - 1 )
559 theNodeId1 = anIds[ theEdgeNum ];
560 theNodeId2 = anIds[ theEdgeNum + 1 ];
564 theNodeId1 = anIds[ nbNodes - 1 ];
565 theNodeId2 = anIds[ 0 ];
571 vtkUnstructuredGrid* SMESH_VisualObjDef::GetUnstructuredGrid()
573 //MESSAGE("SMESH_VisualObjDef::GetUnstructuredGrid " << myGrid);
578 //=================================================================================
579 // function : IsValid
580 // purpose : Return true if there are some entities
581 //=================================================================================
582 bool SMESH_VisualObjDef::IsValid() const
584 //MESSAGE("SMESH_VisualObjDef::IsValid");
585 return GetNbEntities(SMDSAbs_Node) > 0 ||
586 GetNbEntities(SMDSAbs_0DElement) > 0 ||
587 GetNbEntities(SMDSAbs_Edge) > 0 ||
588 GetNbEntities(SMDSAbs_Face) > 0 ||
589 GetNbEntities(SMDSAbs_Volume) > 0 ;
593 Class : SMESH_MeshObj
594 Description : Class for visualisation of mesh
597 //=================================================================================
598 // function : SMESH_MeshObj
599 // purpose : Constructor
600 //=================================================================================
601 SMESH_MeshObj::SMESH_MeshObj(SMESH::SMESH_Mesh_ptr theMesh):
602 myClient(SalomeApp_Application::orb(),theMesh)
606 MESSAGE("SMESH_MeshObj - this = "<<this<<"; theMesh->_is_nil() = "<<theMesh->_is_nil());
609 //=================================================================================
610 // function : ~SMESH_MeshObj
611 // purpose : Destructor
612 //=================================================================================
613 SMESH_MeshObj::~SMESH_MeshObj()
616 MESSAGE("SMESH_MeshObj - this = "<<this<<"\n");
619 //=================================================================================
621 // purpose : Update mesh and fill grid with new values if necessary
622 //=================================================================================
623 bool SMESH_MeshObj::Update( int theIsClear )
625 // Update SMDS_Mesh on client part
626 MESSAGE("SMESH_MeshObj::Update " << this);
627 if ( myClient.Update(theIsClear) || GetUnstructuredGrid()->GetNumberOfPoints()==0) {
629 buildPrs(); // Fill unstructured grid
635 bool SMESH_MeshObj::NulData()
637 MESSAGE ("SMESH_MeshObj::NulData() ==================================================================================");
640 myEmptyGrid = SMDS_UnstructuredGrid::New();
641 myEmptyGrid->Initialize();
642 myEmptyGrid->Allocate();
643 vtkPoints* points = vtkPoints::New();
644 points->SetNumberOfPoints(0);
645 myEmptyGrid->SetPoints( points );
647 myEmptyGrid->BuildLinks();
649 myGrid->ShallowCopy(myEmptyGrid);
652 //=================================================================================
653 // function : GetElemDimension
654 // purpose : Get dimension of element
655 //=================================================================================
656 int SMESH_MeshObj::GetElemDimension( const int theObjId )
658 const SMDS_MeshElement* anElem = myClient->FindElement( theObjId );
662 int aType = anElem->GetType();
665 case SMDSAbs_0DElement : return 0;
666 case SMDSAbs_Edge : return 1;
667 case SMDSAbs_Face : return 2;
668 case SMDSAbs_Volume: return 3;
673 //=================================================================================
674 // function : GetEntities
675 // purpose : Get entities of specified type. Return number of entities
676 //=================================================================================
677 int SMESH_MeshObj::GetNbEntities( const SMDSAbs_ElementType theType) const
683 return myClient->NbNodes();
686 case SMDSAbs_0DElement:
688 return myClient->Nb0DElements();
693 return myClient->NbEdges();
698 return myClient->NbFaces();
703 return myClient->NbVolumes();
712 int SMESH_MeshObj::GetEntities( const SMDSAbs_ElementType theType, TEntityList& theObjs ) const
720 SMDS_NodeIteratorPtr anIter = myClient->nodesIterator();
721 while ( anIter->more() ) theObjs.push_back( anIter->next() );
724 case SMDSAbs_0DElement:
726 SMDS_0DElementIteratorPtr anIter = myClient->elements0dIterator();
727 while ( anIter->more() ) theObjs.push_back( anIter->next() );
732 SMDS_EdgeIteratorPtr anIter = myClient->edgesIterator();
733 while ( anIter->more() ) theObjs.push_back( anIter->next() );
738 SMDS_FaceIteratorPtr anIter = myClient->facesIterator();
739 while ( anIter->more() ) theObjs.push_back( anIter->next() );
744 SMDS_VolumeIteratorPtr anIter = myClient->volumesIterator();
745 while ( anIter->more() ) theObjs.push_back( anIter->next() );
752 return theObjs.size();
755 //=================================================================================
756 // function : UpdateFunctor
757 // purpose : Update functor in accordance with current mesh
758 //=================================================================================
759 void SMESH_MeshObj::UpdateFunctor( const SMESH::Controls::FunctorPtr& theFunctor )
761 theFunctor->SetMesh( GetMesh() );
764 //=================================================================================
765 // function : IsNodePrs
766 // purpose : Return true if node presentation is used
767 //=================================================================================
768 bool SMESH_MeshObj::IsNodePrs() const
770 return myClient->Nb0DElements() == 0 && myClient->NbEdges() == 0 && myClient->NbFaces() == 0 && myClient->NbVolumes() == 0 ;
775 Class : SMESH_SubMeshObj
776 Description : Base class for visualisation of submeshes and groups
779 //=================================================================================
780 // function : SMESH_SubMeshObj
781 // purpose : Constructor
782 //=================================================================================
783 SMESH_SubMeshObj::SMESH_SubMeshObj( SMESH_MeshObj* theMeshObj )
785 if ( MYDEBUG ) MESSAGE( "SMESH_SubMeshObj - theMeshObj = " << theMeshObj );
787 myMeshObj = theMeshObj;
790 SMESH_SubMeshObj::~SMESH_SubMeshObj()
794 //=================================================================================
795 // function : GetElemDimension
796 // purpose : Get dimension of element
797 //=================================================================================
798 int SMESH_SubMeshObj::GetElemDimension( const int theObjId )
800 return myMeshObj == 0 ? 0 : myMeshObj->GetElemDimension( theObjId );
803 //=================================================================================
804 // function : UpdateFunctor
805 // purpose : Update functor in accordance with current mesh
806 //=================================================================================
807 void SMESH_SubMeshObj::UpdateFunctor( const SMESH::Controls::FunctorPtr& theFunctor )
809 theFunctor->SetMesh( myMeshObj->GetMesh() );
812 //=================================================================================
814 // purpose : Update mesh object and fill grid with new values
815 //=================================================================================
816 bool SMESH_SubMeshObj::Update( int theIsClear )
818 MESSAGE("SMESH_SubMeshObj::Update " << this)
819 bool changed = myMeshObj->Update( theIsClear );
826 Class : SMESH_GroupObj
827 Description : Class for visualisation of groups
830 //=================================================================================
831 // function : SMESH_GroupObj
832 // purpose : Constructor
833 //=================================================================================
834 SMESH_GroupObj::SMESH_GroupObj( SMESH::SMESH_GroupBase_ptr theGroup,
835 SMESH_MeshObj* theMeshObj )
836 : SMESH_SubMeshObj( theMeshObj ),
837 myGroupServer( SMESH::SMESH_GroupBase::_duplicate(theGroup) )
839 if ( MYDEBUG ) MESSAGE("SMESH_GroupObj - theGroup->_is_nil() = "<<theGroup->_is_nil());
840 myGroupServer->Register();
843 SMESH_GroupObj::~SMESH_GroupObj()
845 if ( MYDEBUG ) MESSAGE("~SMESH_GroupObj");
846 myGroupServer->UnRegister();
849 //=================================================================================
850 // function : IsNodePrs
851 // purpose : Return true if node presentation is used
852 //=================================================================================
853 bool SMESH_GroupObj::IsNodePrs() const
855 return myGroupServer->GetType() == SMESH::NODE;
858 //=================================================================================
859 // function : GetElementType
860 // purpose : Return type of elements of group
861 //=================================================================================
862 SMDSAbs_ElementType SMESH_GroupObj::GetElementType() const
864 return SMDSAbs_ElementType(myGroupServer->GetType());
867 //=================================================================================
868 // function : getNodesFromElems
869 // purpose : Retrieve nodes from elements
870 //=================================================================================
871 static int getNodesFromElems( SMESH::long_array_var& theElemIds,
872 const SMDS_Mesh* theMesh,
873 std::list<const SMDS_MeshElement*>& theResList )
875 set<const SMDS_MeshElement*> aNodeSet;
877 for ( CORBA::Long i = 0, n = theElemIds->length(); i < n; i++ )
879 const SMDS_MeshElement* anElem = theMesh->FindElement( theElemIds[ i ] );
882 SMDS_ElemIteratorPtr anIter = anElem->nodesIterator();
883 while ( anIter->more() )
885 const SMDS_MeshElement* aNode = anIter->next();
887 aNodeSet.insert( aNode );
892 set<const SMDS_MeshElement*>::const_iterator anIter;
893 for ( anIter = aNodeSet.begin(); anIter != aNodeSet.end(); ++anIter )
894 theResList.push_back( *anIter );
896 return theResList.size();
899 //=================================================================================
900 // function : getPointers
901 // purpose : Get std::list<const SMDS_MeshElement*> from list of IDs
902 //=================================================================================
903 static int getPointers( const SMDSAbs_ElementType theRequestType,
904 SMESH::long_array_var& theElemIds,
905 const SMDS_Mesh* theMesh,
906 std::list<const SMDS_MeshElement*>& theResList )
908 for ( CORBA::Long i = 0, n = theElemIds->length(); i < n; i++ )
910 const SMDS_MeshElement* anElem = theRequestType == SMDSAbs_Node
911 ? theMesh->FindNode( theElemIds[ i ] ) : theMesh->FindElement( theElemIds[ i ] );
914 theResList.push_back( anElem );
917 return theResList.size();
921 //=================================================================================
922 // function : GetEntities
923 // purpose : Get entities of specified type. Return number of entities
924 //=================================================================================
925 int SMESH_GroupObj::GetNbEntities( const SMDSAbs_ElementType theType) const
927 if(SMDSAbs_ElementType(myGroupServer->GetType()) == theType){
928 return myGroupServer->Size();
933 int SMESH_GroupObj::GetEntities( const SMDSAbs_ElementType theType, TEntityList& theResList ) const
936 SMDS_Mesh* aMesh = myMeshObj->GetMesh();
938 if ( myGroupServer->Size() == 0 || aMesh == 0 )
941 SMDSAbs_ElementType aGrpType = SMDSAbs_ElementType(myGroupServer->GetType());
942 SMESH::long_array_var anIds = myGroupServer->GetListOfID();
944 if ( aGrpType == theType )
945 return getPointers( theType, anIds, aMesh, theResList );
946 else if ( theType == SMDSAbs_Node )
947 return getNodesFromElems( anIds, aMesh, theResList );
955 Class : SMESH_subMeshObj
956 Description : Class for visualisation of submeshes
959 //=================================================================================
960 // function : SMESH_subMeshObj
961 // purpose : Constructor
962 //=================================================================================
963 SMESH_subMeshObj::SMESH_subMeshObj( SMESH::SMESH_subMesh_ptr theSubMesh,
964 SMESH_MeshObj* theMeshObj )
965 : SMESH_SubMeshObj( theMeshObj ),
966 mySubMeshServer( SMESH::SMESH_subMesh::_duplicate( theSubMesh ) )
968 if ( MYDEBUG ) MESSAGE( "SMESH_subMeshObj - theSubMesh->_is_nil() = " << theSubMesh->_is_nil() );
970 mySubMeshServer->Register();
973 SMESH_subMeshObj::~SMESH_subMeshObj()
975 if ( MYDEBUG ) MESSAGE( "~SMESH_subMeshObj" );
976 mySubMeshServer->UnRegister();
979 //=================================================================================
980 // function : GetEntities
981 // purpose : Get entities of specified type. Return number of entities
982 //=================================================================================
983 int SMESH_subMeshObj::GetNbEntities( const SMDSAbs_ElementType theType) const
989 return mySubMeshServer->GetNumberOfNodes( false );
992 case SMDSAbs_0DElement:
997 SMESH::long_array_var anIds =
998 mySubMeshServer->GetElementsByType( SMESH::ElementType(theType) );
999 return anIds->length();
1007 int SMESH_subMeshObj::GetEntities( const SMDSAbs_ElementType theType, TEntityList& theResList ) const
1011 SMDS_Mesh* aMesh = myMeshObj->GetMesh();
1015 bool isNodal = IsNodePrs();
1019 if ( theType == SMDSAbs_Node )
1021 SMESH::long_array_var anIds = mySubMeshServer->GetNodesId();
1022 return getPointers( SMDSAbs_Node, anIds, aMesh, theResList );
1027 if ( theType == SMDSAbs_Node )
1029 SMESH::long_array_var anIds = mySubMeshServer->GetElementsId();
1030 return getNodesFromElems( anIds, aMesh, theResList );
1034 SMESH::long_array_var anIds =
1035 mySubMeshServer->GetElementsByType( SMESH::ElementType(theType) );
1036 return getPointers( theType, anIds, aMesh, theResList );
1043 //=================================================================================
1044 // function : IsNodePrs
1045 // purpose : Return true if node presentation is used
1046 //=================================================================================
1047 bool SMESH_subMeshObj::IsNodePrs() const
1049 return mySubMeshServer->GetNumberOfElements() == 0;