1 // Copyright (C) 2007-2016 CEA/DEN, EDF R&D, OPEN CASCADE
3 // Copyright (C) 2003-2007 OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
4 // CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
6 // This library is free software; you can redistribute it and/or
7 // modify it under the terms of the GNU Lesser General Public
8 // License as published by the Free Software Foundation; either
9 // version 2.1 of the License, or (at your option) any later version.
11 // This library is distributed in the hope that it will be useful,
12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 // Lesser General Public License for more details.
16 // You should have received a copy of the GNU Lesser General Public
17 // License along with this library; if not, write to the Free Software
18 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
20 // See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
23 // SMESH 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_BallElement.hxx"
32 #include "SMDS_Mesh.hxx"
33 #include "SMDS_MeshCell.hxx"
34 #include "SMESHDS_Mesh.hxx"
35 #include "SMESHDS_Script.hxx"
36 #include "SMESH_Actor.h"
37 #include "SMESH_ControlsDef.hxx"
39 #include <SalomeApp_Application.h>
40 #include <VTKViewer_ExtractUnstructuredGrid.h>
41 #include <VTKViewer_CellLocationsArray.h>
43 #include CORBA_SERVER_HEADER(SMESH_Gen)
44 #include CORBA_SERVER_HEADER(SALOME_Exception)
47 #include <vtkIdList.h>
48 #include <vtkCellArray.h>
49 #include <vtkUnsignedCharArray.h>
50 #include <vtkCellData.h>
51 #include <vtkUnstructuredGrid.h>
58 #include <utilities.h>
63 #define EXCEPTION(TYPE, MSG) {\
64 std::ostringstream aStream;\
65 aStream<<__FILE__<<"["<<__LINE__<<"]::"<<MSG;\
66 throw TYPE(aStream.str());\
71 static int MYDEBUG = 0;
72 static int MYDEBUGWITHFILES = 0;//1;
74 static int MYDEBUG = 0;
75 static int MYDEBUGWITHFILES = 0;
80 Class : SMESH_VisualObjDef
81 Description : Base class for all mesh objects to be visuilised
83 //=================================================================================
84 // functions : SMESH_VisualObjDef
85 // purpose : Constructor
86 //=================================================================================
87 SMESH_VisualObjDef::SMESH_VisualObjDef()
89 if ( MYDEBUG ) MESSAGE("-------------------------------SMESH_VisualObjDef::SMESH_VisualObjDef");
90 myGrid = vtkUnstructuredGrid::New();
93 SMESH::GetEntitiesFromObject(NULL);
95 SMESH_VisualObjDef::~SMESH_VisualObjDef()
97 if ( MYDEBUG ) MESSAGE("--------------------------------SMESH_VisualObjDef::~SMESH_VisualObjDef");
98 if ( MYDEBUG ) MESSAGE( "myGrid->GetReferenceCount() = " << myGrid->GetReferenceCount() );
102 //=================================================================================
103 // functions : GetNodeObjId, GetNodeVTKId, GetElemObjId, GetElemVTKId
104 // purpose : Methods for retrieving VTK IDs by SMDS IDs and vice versa
105 //=================================================================================
106 vtkIdType SMESH_VisualObjDef::GetNodeObjId( int theVTKID )
110 TMapOfIds::const_iterator i = myVTK2SMDSNodes.find(theVTKID);
111 return i == myVTK2SMDSNodes.end() ? -1 : i->second;
113 const SMDS_MeshNode* aNode = 0;
114 if( this->GetMesh() )
115 aNode = this->GetMesh()->FindNodeVtk( theVTKID );
117 return aNode ? aNode->GetID() : -1;
120 vtkIdType SMESH_VisualObjDef::GetNodeVTKId( int theObjID )
124 TMapOfIds::const_iterator i = mySMDS2VTKNodes.find(theObjID);
125 return i == mySMDS2VTKNodes.end() ? -1 : i->second;
128 const SMDS_MeshNode* aNode = 0;
129 if( this->GetMesh() ) {
130 aNode = this->GetMesh()->FindNode(theObjID);
132 return aNode ? aNode->GetVtkID() : -1;
135 vtkIdType SMESH_VisualObjDef::GetElemObjId( int theVTKID )
139 TMapOfIds::const_iterator i = myVTK2SMDSElems.find(theVTKID);
140 return i == myVTK2SMDSElems.end() ? -1 : i->second;
142 return this->GetMesh()->FromVtkToSmds(theVTKID);
145 vtkIdType SMESH_VisualObjDef::GetElemVTKId( int theObjID )
149 TMapOfIds::const_iterator i = mySMDS2VTKElems.find(theObjID);
150 return i == mySMDS2VTKElems.end() ? -1 : i->second;
153 const SMDS_MeshElement* e = 0;
154 if ( this->GetMesh() )
155 e = this->GetMesh()->FindElement(theObjID);
157 return e ? e->GetVtkID() : -1;
160 //=================================================================================
161 // function : SMESH_VisualObjDef::createPoints
162 // purpose : Create points from nodes
163 //=================================================================================
164 /*! fills a vtkPoints structure for a submesh.
165 * fills a std::list of SMDS_MeshElements*, then extract the points.
166 * fills also conversion id maps between SMDS and VTK.
168 void SMESH_VisualObjDef::createPoints( vtkPoints* thePoints )
170 if ( thePoints == 0 )
174 vtkIdType nbNodes = GetEntities( SMDSAbs_Node, aNodes );
175 thePoints->SetNumberOfPoints( nbNodes );
179 TEntityList::const_iterator anIter;
180 for ( anIter = aNodes.begin(); anIter != aNodes.end(); ++anIter )
182 const SMDS_MeshNode* aNode = ( const SMDS_MeshNode* )(*anIter);
185 thePoints->SetPoint( nbPoints, aNode->X(), aNode->Y(), aNode->Z() );
186 int anId = aNode->GetID();
187 mySMDS2VTKNodes.insert( mySMDS2VTKNodes.end(), std::make_pair( anId, nbPoints ));
188 myVTK2SMDSNodes.insert( myVTK2SMDSNodes.end(), std::make_pair( nbPoints, anId ));
193 if ( nbPoints != nbNodes )
194 thePoints->SetNumberOfPoints( nbPoints );
197 //=================================================================================
198 // function : buildPrs
199 // purpose : create VTK cells( fill unstructured grid )
200 //=================================================================================
201 void SMESH_VisualObjDef::buildPrs(bool buildGrid)
203 if ( MYDEBUG ) MESSAGE("---------------------------SMESH_VisualObjDef::buildPrs " << buildGrid);
209 mySMDS2VTKNodes.clear();
210 myVTK2SMDSNodes.clear();
211 mySMDS2VTKElems.clear();
212 myVTK2SMDSElems.clear();
221 mySMDS2VTKNodes.clear();
222 myVTK2SMDSNodes.clear();
223 mySMDS2VTKElems.clear();
224 myVTK2SMDSElems.clear();
226 myGrid->SetPoints( 0 );
227 myGrid->SetCells( 0, 0, 0, 0, 0 );
234 if (!GetMesh()->IsCompacted())
236 NulData(); // detach from the SMDS grid to allow immediate memory de-allocation in compactMesh()
237 if ( MYDEBUG ) MESSAGE("*** buildPrs ==> compactMesh!");
238 GetMesh()->CompactMesh();
239 if ( SMESHDS_Mesh* m = dynamic_cast<SMESHDS_Mesh*>( GetMesh() )) // IPAL53915
240 m->GetScript()->SetModified(false); // drop IsModified set in compactMesh()
242 vtkUnstructuredGrid *theGrid = GetMesh()->GetGrid();
243 updateEntitiesFlags();
244 myGrid->ShallowCopy(theGrid);
245 //MESSAGE(myGrid->GetReferenceCount());
246 //MESSAGE( "Update - myGrid->GetNumberOfCells() = "<<myGrid->GetNumberOfCells() );
247 //MESSAGE( "Update - myGrid->GetNumberOfPoints() = "<<myGrid->GetNumberOfPoints() );
248 if( MYDEBUGWITHFILES ) {
249 SMESH::WriteUnstructuredGrid( myGrid,"myPrs.vtu" );
254 //=================================================================================
255 // function : buildNodePrs
256 // purpose : create VTK cells for nodes
257 //=================================================================================
259 void SMESH_VisualObjDef::buildNodePrs()
261 // PAL16631: without swap, bad_alloc is not thrown but hung up and crash instead,
262 // so check remaining memory size for safety
263 SMDS_Mesh::CheckMemory(); // PAL16631
264 vtkPoints* aPoints = vtkPoints::New();
265 createPoints( aPoints );
266 SMDS_Mesh::CheckMemory();
267 myGrid->SetPoints( aPoints );
270 myGrid->SetCells( 0, 0, 0, 0, 0 );
273 //=================================================================================
274 // function : buildElemPrs
275 // purpose : Create VTK cells for elements
276 //=================================================================================
279 typedef std::vector<const SMDS_MeshElement*> TConnect;
281 int GetConnect(const SMDS_ElemIteratorPtr& theNodesIter,
282 TConnect& theConnect)
285 for(; theNodesIter->more();)
286 theConnect.push_back(theNodesIter->next());
287 return theConnect.size();
291 void SetId(vtkIdList *theIdList,
292 const SMESH_VisualObjDef::TMapOfIds& theSMDS2VTKNodes,
293 const TConnect& theConnect,
297 theIdList->SetId(thePosition,theSMDS2VTKNodes.find(theConnect[theId]->GetID())->second);
303 void SMESH_VisualObjDef::buildElemPrs()
307 vtkPoints* aPoints = vtkPoints::New();
308 createPoints( aPoints );
309 myGrid->SetPoints( aPoints );
313 MESSAGE("Update - myGrid->GetNumberOfPoints() = "<<myGrid->GetNumberOfPoints());
315 // Calculate cells size
317 const int nbTypes = 5;
318 static SMDSAbs_ElementType aTypes[ nbTypes ] =
319 { SMDSAbs_Edge, SMDSAbs_Face, SMDSAbs_Volume, SMDSAbs_Ball, SMDSAbs_0DElement };
322 map<SMDSAbs_ElementType,int> nbEnts;
323 map<SMDSAbs_ElementType,TEntityList> anEnts;
325 vtkIdType aNbCells = 0;
327 for ( int i = 0; i < nbTypes; i++ )
329 nbEnts[ aTypes[ i ] ] = GetEntities( aTypes[ i ], anEnts[ aTypes[ i ] ] );
330 aNbCells += nbEnts[ aTypes [ i ]];
332 // PAL16631: without swap, bad_alloc is not thrown but hung up and crash instead,
333 // so check remaining memory size for safety
334 SMDS_Mesh::CheckMemory(); // PAL16631
336 vtkIdType aCellsSize = 2 * nbEnts[ SMDSAbs_0DElement ] + 3 * nbEnts[ SMDSAbs_Edge ];
337 aCellsSize += 2 * nbEnts[ SMDSAbs_Ball ];
339 for ( int i = 1; i <= 2; i++ ) // iterate through faces and volumes
341 if ( nbEnts[ aTypes[ i ] ] )
343 const TEntityList& aList = anEnts[ aTypes[ i ] ];
344 TEntityList::const_iterator anIter;
345 for ( anIter = aList.begin(); anIter != aList.end(); ++anIter ) {
346 if((*anIter)->GetEntityType() != SMDSEntity_Polyhedra &&
347 (*anIter)->GetEntityType() != SMDSEntity_Quad_Polyhedra) {
348 aCellsSize += (*anIter)->NbNodes() + 1;
350 // Special case for the VTK_POLYHEDRON:
351 // itsinput cellArray is of special format.
352 // [nCellFaces, nFace0Pts, i, j, k, nFace1Pts, i, j, k, ...]
354 if ( const SMDS_MeshVolume* ph = SMDS_Mesh::DownCast<SMDS_MeshVolume>( *anIter )) {
355 int nbFaces = ph->NbFaces();
356 aCellsSize += (1 + ph->NbFaces());
357 for( int i = 1; i <= nbFaces; i++ )
358 aCellsSize += ph->NbFaceNodes(i);
365 MESSAGE( "Update - aNbCells = "<<aNbCells<<"; aCellsSize = "<<aCellsSize );
369 vtkCellArray* aConnectivity = vtkCellArray::New();
370 aConnectivity->Allocate( aCellsSize, 0 );
372 SMDS_Mesh::CheckMemory(); // PAL16631
374 vtkUnsignedCharArray* aCellTypesArray = vtkUnsignedCharArray::New();
375 aCellTypesArray->SetNumberOfComponents( 1 );
376 aCellTypesArray->Allocate( aNbCells * aCellTypesArray->GetNumberOfComponents() );
378 SMDS_Mesh::CheckMemory(); // PAL16631
380 vtkIdList *anIdList = vtkIdList::New();
384 aConnect.reserve(VTK_CELL_SIZE);
386 SMDS_Mesh::CheckMemory(); // PAL16631
387 bool hasBalls = nbEnts[ SMDSAbs_Ball ] > 0;
388 vtkDataArray* aScalars = 0;
390 aScalars = vtkDataArray::CreateDataArray(VTK_DOUBLE);
391 aScalars->SetNumberOfComponents(1);
392 aScalars->SetNumberOfTuples(aNbCells);
394 for ( int i = 0; i < nbTypes; i++ ) // iterate through all types of elements
396 if ( nbEnts[ aTypes[ i ] ] > 0 ) {
398 const SMDSAbs_ElementType& aType = aTypes[ i ];
399 const TEntityList& aList = anEnts[ aType ];
400 TEntityList::const_iterator anIter;
401 for ( anIter = aList.begin(); anIter != aList.end(); ++anIter )
403 const SMDS_MeshElement* anElem = *anIter;
405 vtkIdType aNbNodes = anElem->NbNodes();
406 anIdList->SetNumberOfIds( aNbNodes );
407 const vtkIdType vtkElemType = SMDS_MeshCell::toVtkType( anElem->GetEntityType() );
409 int anId = anElem->GetID();
411 mySMDS2VTKElems.insert( mySMDS2VTKElems.end(), std::make_pair( anId, iElem ));
412 myVTK2SMDSElems.insert( myVTK2SMDSElems.end(), std::make_pair( iElem, anId ));
414 SMDS_ElemIteratorPtr aNodesIter = anElem->nodesIterator();
416 // Convert connectivities from SMDS to VTK
418 if (aType == SMDSAbs_Volume && anElem->IsPoly() && aNbNodes > 3) { // POLYEDRE
420 if ( const SMDS_MeshVolume* ph = SMDS_Mesh::DownCast<SMDS_MeshVolume>( anElem )) {
421 int nbFaces = ph->NbFaces();
422 anIdList->InsertNextId(nbFaces);
423 for( int i = 1; i <= nbFaces; i++ ) {
424 anIdList->InsertNextId(ph->NbFaceNodes(i));
425 for(int j = 1; j <= ph->NbFaceNodes(i); j++) {
426 if ( const SMDS_MeshNode* n = ph->GetFaceNode( i, j ))
427 anIdList->InsertNextId( mySMDS2VTKNodes[ n->GetID() ]);
433 const std::vector<int>& aConnectivities =
434 SMDS_MeshCell::toVtkOrder( VTKCellType( vtkElemType ));
435 if (aConnectivities.size() > 0) {
437 GetConnect(aNodesIter,aConnect);
438 for (vtkIdType aNodeId = 0; aNodeId < aNbNodes; aNodeId++)
439 SetId(anIdList,mySMDS2VTKNodes,aConnect,aNodeId,aConnectivities[aNodeId]);
442 for( vtkIdType aNodeId = 0; aNodesIter->more(); aNodeId++ ){
443 const SMDS_MeshElement* aNode = aNodesIter->next();
444 anIdList->SetId( aNodeId, mySMDS2VTKNodes[aNode->GetID()] );
449 vtkIdType aCurId = aConnectivity->InsertNextCell( anIdList );
450 aCellTypesArray->InsertNextValue( vtkElemType );
452 //Store diameters of the balls
455 if (const SMDS_BallElement* ball = SMDS_Mesh::DownCast<SMDS_BallElement>(anElem) )
456 aDiam = ball->GetDiameter();
457 aScalars->SetTuple(aCurId,&aDiam);
463 SMDS_Mesh::CheckMemory(); // PAL16631
466 // Insert cells in grid
468 VTKViewer_CellLocationsArray* aCellLocationsArray = VTKViewer_CellLocationsArray::New();
469 aCellLocationsArray->SetNumberOfComponents( 1 );
470 aCellLocationsArray->SetNumberOfTuples( aNbCells );
472 SMDS_Mesh::CheckMemory(); // PAL16631
474 aConnectivity->InitTraversal();
475 for( vtkIdType idType = 0, *pts, npts; aConnectivity->GetNextCell( npts, pts ); idType++ )
476 aCellLocationsArray->SetValue( idType, aConnectivity->GetTraversalLocation( npts ) );
478 myGrid->SetCells( aCellTypesArray, aCellLocationsArray,aConnectivity );
479 myGrid->GetCellData()->SetScalars(aScalars);
481 aCellLocationsArray->Delete();
482 aCellTypesArray->Delete();
483 aConnectivity->Delete();
486 SMDS_Mesh::CheckMemory(); // PAL16631
489 //=================================================================================
490 // function : GetEdgeNodes
491 // purpose : Retrieve ids of nodes from edge of elements ( edge is numbered from 0 )
492 //=================================================================================
493 bool SMESH_VisualObjDef::GetEdgeNodes( const int theElemId,
494 const int theEdgeNum,
496 int& theNodeId2 ) const
498 const SMDS_Mesh* aMesh = GetMesh();
502 const SMDS_MeshElement* anElem = aMesh->FindElement( theElemId );
506 int nbNodes = anElem->NbCornerNodes();
508 if (( theEdgeNum < 0 || theEdgeNum > 3 ) ||
509 ( nbNodes != 3 && nbNodes != 4 ) ||
510 ( theEdgeNum >= nbNodes ))
513 theNodeId1 = anElem->GetNode( theEdgeNum )->GetID();
514 theNodeId2 = anElem->GetNode(( theEdgeNum + 1 ) % nbNodes )->GetID();
519 vtkUnstructuredGrid* SMESH_VisualObjDef::GetUnstructuredGrid()
521 if ( !myLocalGrid && ( !GetMesh()->IsCompacted() || // !IsCompacted() is needed ???
522 GetMesh()->GetGrid()->GetMTime() > myGrid->GetMTime() ))
524 NulData(); // detach from the SMDS grid to allow immediate memory de-allocation in CompactMesh()
525 GetMesh()->CompactMesh();
526 if ( SMESHDS_Mesh* m = dynamic_cast<SMESHDS_Mesh*>( GetMesh() )) // IPAL53915
527 m->GetScript()->SetModified(false); // drop IsModified set in CompactMesh()
528 updateEntitiesFlags();
529 vtkUnstructuredGrid *theGrid = GetMesh()->GetGrid();
530 myGrid->ShallowCopy(theGrid);
536 //=================================================================================
537 // function : IsValid
538 // purpose : Return true if there are some entities
539 //=================================================================================
540 bool SMESH_VisualObjDef::IsValid() const
542 return ( GetNbEntities(SMDSAbs_0DElement) > 0 ||
543 GetNbEntities(SMDSAbs_Ball ) > 0 ||
544 GetNbEntities(SMDSAbs_Edge ) > 0 ||
545 GetNbEntities(SMDSAbs_Face ) > 0 ||
546 GetNbEntities(SMDSAbs_Volume ) > 0 ||
547 GetNbEntities(SMDSAbs_Node ) > 0 );
550 //=================================================================================
551 // function : updateEntitiesFlags
552 // purpose : Update entities flags
553 //=================================================================================
554 void SMESH_VisualObjDef::updateEntitiesFlags()
556 unsigned int tmp = myEntitiesState;
557 ClearEntitiesFlags();
559 map<SMDSAbs_ElementType,int> entities = SMESH::GetEntitiesFromObject(this);
562 if( myEntitiesCache[SMDSAbs_0DElement] != 0 ||
563 myEntitiesCache[SMDSAbs_0DElement] >= entities[SMDSAbs_0DElement] )
564 myEntitiesState &= ~SMESH_Actor::e0DElements;
566 if( myEntitiesCache[SMDSAbs_Ball] != 0 ||
567 myEntitiesCache[SMDSAbs_Ball] >= entities[SMDSAbs_Ball] )
568 myEntitiesState &= ~SMESH_Actor::eBallElem;
570 if( myEntitiesCache[SMDSAbs_Edge] != 0 ||
571 myEntitiesCache[SMDSAbs_Edge] >= entities[SMDSAbs_Edge] )
572 myEntitiesState &= ~SMESH_Actor::eEdges;
574 if( myEntitiesCache[SMDSAbs_Face] != 0 ||
575 myEntitiesCache[SMDSAbs_Face] >= entities[SMDSAbs_Face] )
576 myEntitiesState &= ~SMESH_Actor::eFaces;
578 if( myEntitiesCache[SMDSAbs_Volume] != 0 ||
579 myEntitiesCache[SMDSAbs_Volume] >= entities[SMDSAbs_Volume] )
580 myEntitiesState &= ~SMESH_Actor::eVolumes;
582 if( tmp != myEntitiesState ) {
583 myEntitiesFlag = true;
586 myEntitiesCache = entities;
589 //=================================================================================
590 // function : ClearEntitiesFlags
591 // purpose : Clear the entities flags
592 //=================================================================================
593 void SMESH_VisualObjDef::ClearEntitiesFlags()
595 myEntitiesState = SMESH_Actor::eAllEntity;
596 myEntitiesFlag = false;
599 //=================================================================================
600 // function : GetEntitiesFlag
601 // purpose : Return the entities flag
602 //=================================================================================
603 bool SMESH_VisualObjDef::GetEntitiesFlag()
605 return myEntitiesFlag;
608 //=================================================================================
609 // function : GetEntitiesState
610 // purpose : Return the entities state
611 //=================================================================================
612 unsigned int SMESH_VisualObjDef::GetEntitiesState()
614 return myEntitiesState;
618 Class : SMESH_MeshObj
619 Description : Class for visualisation of mesh
622 //=================================================================================
623 // function : SMESH_MeshObj
624 // purpose : Constructor
625 //=================================================================================
626 SMESH_MeshObj::SMESH_MeshObj(SMESH::SMESH_Mesh_ptr theMesh):
627 myClient(SalomeApp_Application::orb(),theMesh)
631 MESSAGE("SMESH_MeshObj - this = "<<this<<"; theMesh->_is_nil() = "<<theMesh->_is_nil());
634 //=================================================================================
635 // function : ~SMESH_MeshObj
636 // purpose : Destructor
637 //=================================================================================
638 SMESH_MeshObj::~SMESH_MeshObj()
641 MESSAGE("SMESH_MeshObj - this = "<<this<<"\n");
643 myEmptyGrid->Delete();
646 //=================================================================================
648 // purpose : Update mesh and fill grid with new values if necessary
649 //=================================================================================
650 bool SMESH_MeshObj::Update( int theIsClear )
652 // Update SMDS_Mesh on client part
653 if ( MYDEBUG ) MESSAGE("SMESH_MeshObj::Update " << this);
654 if ( myClient.Update(theIsClear) || GetUnstructuredGrid()->GetNumberOfPoints()==0) {
655 if ( MYDEBUG ) MESSAGE("buildPrs");
656 buildPrs(); // Fill unstructured grid
662 bool SMESH_MeshObj::NulData()
664 if ( MYDEBUG ) MESSAGE ("SMESH_MeshObj::NulData() =============================================");
667 myEmptyGrid = SMDS_UnstructuredGrid::New();
668 myEmptyGrid->Initialize();
669 myEmptyGrid->Allocate();
670 vtkPoints* points = vtkPoints::New();
671 points->SetNumberOfPoints(0);
672 myEmptyGrid->SetPoints( points );
674 //myEmptyGrid->BuildLinks();
676 myGrid->ShallowCopy(myEmptyGrid);
679 //=================================================================================
680 // function : GetElemDimension
681 // purpose : Get dimension of element
682 //=================================================================================
683 int SMESH_MeshObj::GetElemDimension( const int theObjId )
685 const SMDS_MeshElement* anElem = myClient->FindElement( theObjId );
689 int aType = anElem->GetType();
692 case SMDSAbs_0DElement : return 0;
693 case SMDSAbs_Ball : return 0;
694 case SMDSAbs_Edge : return 1;
695 case SMDSAbs_Face : return 2;
696 case SMDSAbs_Volume: return 3;
701 //=================================================================================
702 // function : GetEntities
703 // purpose : Get entities of specified type. Return number of entities
704 //=================================================================================
705 int SMESH_MeshObj::GetNbEntities( const SMDSAbs_ElementType theType) const
711 return myClient->NbNodes();
714 case SMDSAbs_0DElement:
716 return myClient->Nb0DElements();
720 return myClient->NbBalls();
725 return myClient->NbEdges();
730 return myClient->NbFaces();
735 return myClient->NbVolumes();
744 int SMESH_MeshObj::GetEntities( const SMDSAbs_ElementType theType, TEntityList& theObjs ) const
752 SMDS_NodeIteratorPtr anIter = myClient->nodesIterator();
753 while ( anIter->more() ) theObjs.push_back( anIter->next() );
756 case SMDSAbs_0DElement:
758 SMDS_ElemIteratorPtr anIter = myClient->elementsIterator(SMDSAbs_0DElement);
759 while ( anIter->more() ) theObjs.push_back( anIter->next() );
764 SMDS_ElemIteratorPtr anIter = myClient->elementGeomIterator(SMDSGeom_BALL);
765 while ( anIter->more() ) theObjs.push_back( anIter->next() );
770 SMDS_EdgeIteratorPtr anIter = myClient->edgesIterator();
771 while ( anIter->more() ) theObjs.push_back( anIter->next() );
776 SMDS_FaceIteratorPtr anIter = myClient->facesIterator();
777 while ( anIter->more() ) theObjs.push_back( anIter->next() );
782 SMDS_VolumeIteratorPtr anIter = myClient->volumesIterator();
783 while ( anIter->more() ) theObjs.push_back( anIter->next() );
790 return theObjs.size();
793 //=================================================================================
794 // function : UpdateFunctor
795 // purpose : Update functor in accordance with current mesh
796 //=================================================================================
797 void SMESH_MeshObj::UpdateFunctor( const SMESH::Controls::FunctorPtr& theFunctor )
799 theFunctor->SetMesh( GetMesh() );
802 //=================================================================================
803 // function : IsNodePrs
804 // purpose : Return true if node presentation is used
805 //=================================================================================
806 bool SMESH_MeshObj::IsNodePrs() const
808 return myClient->Nb0DElements() + myClient->NbEdges() + myClient->NbFaces() + myClient->NbVolumes() + myClient->NbBalls() == 0 ;
813 Class : SMESH_SubMeshObj
814 Description : Base class for visualisation of submeshes and groups
817 //=================================================================================
818 // function : SMESH_SubMeshObj
819 // purpose : Constructor
820 //=================================================================================
821 SMESH_SubMeshObj::SMESH_SubMeshObj( SMESH_MeshObj* theMeshObj )
823 if ( MYDEBUG ) MESSAGE( "SMESH_SubMeshObj - theMeshObj = " << theMeshObj );
825 myMeshObj = theMeshObj;
828 SMESH_SubMeshObj::~SMESH_SubMeshObj()
832 //=================================================================================
833 // function : GetElemDimension
834 // purpose : Get dimension of element
835 //=================================================================================
836 int SMESH_SubMeshObj::GetElemDimension( const int theObjId )
838 return myMeshObj == 0 ? 0 : myMeshObj->GetElemDimension( theObjId );
841 //=================================================================================
842 // function : UpdateFunctor
843 // purpose : Update functor in accordance with current mesh
844 //=================================================================================
846 void SMESH_SubMeshObj::UpdateFunctor( const SMESH::Controls::FunctorPtr& theFunctor )
848 theFunctor->SetMesh( myMeshObj->GetMesh() );
851 //=================================================================================
853 // purpose : Update mesh object and fill grid with new values
854 //=================================================================================
855 bool SMESH_SubMeshObj::Update( int theIsClear )
857 if ( MYDEBUG ) MESSAGE("SMESH_SubMeshObj::Update " << this)
858 bool changed = myMeshObj->Update( theIsClear );
865 Class : SMESH_GroupObj
866 Description : Class for visualisation of groups
869 //=================================================================================
870 // function : SMESH_GroupObj
871 // purpose : Constructor
872 //=================================================================================
873 SMESH_GroupObj::SMESH_GroupObj( SMESH::SMESH_GroupBase_ptr theGroup,
874 SMESH_MeshObj* theMeshObj )
875 : SMESH_SubMeshObj( theMeshObj ),
876 myGroupServer( SMESH::SMESH_GroupBase::_duplicate(theGroup) )
878 if ( MYDEBUG ) MESSAGE("SMESH_GroupObj - theGroup->_is_nil() = "<<theGroup->_is_nil());
879 myGroupServer->Register();
882 SMESH_GroupObj::~SMESH_GroupObj()
884 if ( MYDEBUG ) MESSAGE("~SMESH_GroupObj");
885 myGroupServer->UnRegister();
888 //=================================================================================
889 // function : IsNodePrs
890 // purpose : Return true if node presentation is used
891 //=================================================================================
892 bool SMESH_GroupObj::IsNodePrs() const
894 return myGroupServer->GetType() == SMESH::NODE;
897 //=================================================================================
898 // function : GetElementType
899 // purpose : Return type of elements of group
900 //=================================================================================
901 SMDSAbs_ElementType SMESH_GroupObj::GetElementType() const
903 return SMDSAbs_ElementType(myGroupServer->GetType());
906 //=================================================================================
907 // function : getNodesFromElems
908 // purpose : Retrieve nodes from elements
909 //=================================================================================
910 static int getNodesFromElems( SMESH::long_array_var& theElemIds,
911 const SMDS_Mesh* theMesh,
912 std::list<const SMDS_MeshElement*>& theResList )
914 set<const SMDS_MeshElement*> aNodeSet;
916 for ( CORBA::Long i = 0, n = theElemIds->length(); i < n; i++ )
918 const SMDS_MeshElement* anElem = theMesh->FindElement( theElemIds[ i ] );
921 SMDS_ElemIteratorPtr anIter = anElem->nodesIterator();
922 while ( anIter->more() )
924 const SMDS_MeshElement* aNode = anIter->next();
926 aNodeSet.insert( aNode );
931 set<const SMDS_MeshElement*>::const_iterator anIter;
932 for ( anIter = aNodeSet.begin(); anIter != aNodeSet.end(); ++anIter )
933 theResList.push_back( *anIter );
935 return theResList.size();
938 //=================================================================================
939 // function : getPointers
940 // purpose : Get std::list<const SMDS_MeshElement*> from list of IDs
941 //=================================================================================
942 static int getPointers( const SMDSAbs_ElementType theRequestType,
943 SMESH::long_array_var& theElemIds,
944 const SMDS_Mesh* theMesh,
945 std::list<const SMDS_MeshElement*>& theResList )
947 for ( CORBA::Long i = 0, n = theElemIds->length(); i < n; i++ )
949 const SMDS_MeshElement* anElem = theRequestType == SMDSAbs_Node
950 ? theMesh->FindNode( theElemIds[ i ] ) : theMesh->FindElement( theElemIds[ i ] );
953 theResList.push_back( anElem );
956 return theResList.size();
960 //=================================================================================
961 // function : GetEntities
962 // purpose : Get entities of specified type. Return number of entities
963 //=================================================================================
964 int SMESH_GroupObj::GetNbEntities( const SMDSAbs_ElementType theType) const
966 if(SMDSAbs_ElementType(myGroupServer->GetType()) == theType) {
967 return myGroupServer->Size();
969 if ( theType == SMDSAbs_Node ) {
970 return myGroupServer->GetNumberOfNodes();
975 int SMESH_GroupObj::GetEntities( const SMDSAbs_ElementType theType, TEntityList& theResList ) const
978 SMDS_Mesh* aMesh = myMeshObj->GetMesh();
983 SMDSAbs_ElementType aGrpType = SMDSAbs_ElementType(myGroupServer->GetType());
984 if ( aGrpType != theType && theType != SMDSAbs_Node )
987 SMESH::long_array_var anIds = myGroupServer->GetListOfID();
988 if ( anIds->length() == 0 )
991 if ( aGrpType == theType )
992 return getPointers( theType, anIds, aMesh, theResList );
993 else if ( theType == SMDSAbs_Node )
994 return getNodesFromElems( anIds, aMesh, theResList );
1002 Class : SMESH_subMeshObj
1003 Description : Class for visualisation of submeshes
1006 //=================================================================================
1007 // function : SMESH_subMeshObj
1008 // purpose : Constructor
1009 //=================================================================================
1010 SMESH_subMeshObj::SMESH_subMeshObj( SMESH::SMESH_subMesh_ptr theSubMesh,
1011 SMESH_MeshObj* theMeshObj )
1012 : SMESH_SubMeshObj( theMeshObj ),
1013 mySubMeshServer( SMESH::SMESH_subMesh::_duplicate( theSubMesh ) )
1015 if ( MYDEBUG ) MESSAGE( "SMESH_subMeshObj - theSubMesh->_is_nil() = " << theSubMesh->_is_nil() );
1017 mySubMeshServer->Register();
1020 SMESH_subMeshObj::~SMESH_subMeshObj()
1022 if ( MYDEBUG ) MESSAGE( "~SMESH_subMeshObj" );
1023 mySubMeshServer->UnRegister();
1026 //=================================================================================
1027 // function : GetEntities
1028 // purpose : Get entities of specified type. Return number of entities
1029 //=================================================================================
1030 int SMESH_subMeshObj::GetNbEntities( const SMDSAbs_ElementType theType) const
1036 return mySubMeshServer->GetNumberOfNodes( /*all=*/true );
1040 case SMDSAbs_0DElement:
1043 case SMDSAbs_Volume:
1045 SMESH::long_array_var anIds =
1046 mySubMeshServer->GetElementsByType( SMESH::ElementType(theType) );
1047 return anIds->length();
1055 int SMESH_subMeshObj::GetEntities( const SMDSAbs_ElementType theType, TEntityList& theResList ) const
1059 SMDS_Mesh* aMesh = myMeshObj->GetMesh();
1063 bool isNodal = IsNodePrs();
1067 if ( theType == SMDSAbs_Node )
1069 SMESH::long_array_var anIds = mySubMeshServer->GetNodesId();
1070 return getPointers( SMDSAbs_Node, anIds, aMesh, theResList );
1075 if ( theType == SMDSAbs_Node )
1077 SMESH::long_array_var anIds = mySubMeshServer->GetElementsId();
1078 return getNodesFromElems( anIds, aMesh, theResList );
1082 SMESH::long_array_var anIds =
1083 mySubMeshServer->GetElementsByType( SMESH::ElementType(theType) );
1084 return getPointers( theType, anIds, aMesh, theResList );
1091 //=================================================================================
1092 // function : IsNodePrs
1093 // purpose : Return true if node presentation is used
1094 //=================================================================================
1095 bool SMESH_subMeshObj::IsNodePrs() const
1097 return mySubMeshServer->GetNumberOfElements() == 0;