1 // Copyright (C) 2007-2015 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 "SMDS_PolyhedralVolumeOfNodes.hxx"
35 #include "SMESH_Actor.h"
36 #include "SMESH_ControlsDef.hxx"
38 #include <SalomeApp_Application.h>
39 #include <VTKViewer_ExtractUnstructuredGrid.h>
40 #include <VTKViewer_CellLocationsArray.h>
42 #include CORBA_SERVER_HEADER(SMESH_Gen)
43 #include CORBA_SERVER_HEADER(SALOME_Exception)
46 #include <vtkIdList.h>
47 #include <vtkCellArray.h>
48 #include <vtkUnsignedCharArray.h>
49 #include <vtkCellData.h>
50 #include <vtkUnstructuredGrid.h>
57 #include "utilities.h"
62 #define EXCEPTION(TYPE, MSG) {\
63 std::ostringstream aStream;\
64 aStream<<__FILE__<<"["<<__LINE__<<"]::"<<MSG;\
65 throw TYPE(aStream.str());\
70 static int MYDEBUG = 1;
71 static int MYDEBUGWITHFILES = 0;//1;
73 static int MYDEBUG = 0;
74 static int MYDEBUGWITHFILES = 0;
79 Class : SMESH_VisualObjDef
80 Description : Base class for all mesh objects to be visuilised
83 //=================================================================================
84 // function : getCellType
85 // purpose : Get type of VTK cell
86 //=================================================================================
87 // static inline vtkIdType getCellType( const SMDSAbs_ElementType theType,
88 // const bool thePoly,
89 // const int theNbNodes )
93 // case SMDSAbs_0DElement: return VTK_VERTEX;
95 // case SMDSAbs_Ball: return VTK_POLY_VERTEX;
98 // if( theNbNodes == 2 ) return VTK_LINE;
99 // else if ( theNbNodes == 3 ) return VTK_QUADRATIC_EDGE;
100 // else return VTK_EMPTY_CELL;
102 // case SMDSAbs_Face :
103 // if (thePoly && theNbNodes>2 ) return VTK_POLYGON;
104 // else if ( theNbNodes == 3 ) return VTK_TRIANGLE;
105 // else if ( theNbNodes == 4 ) return VTK_QUAD;
106 // else if ( theNbNodes == 6 ) return VTK_QUADRATIC_TRIANGLE;
107 // else if ( theNbNodes == 8 ) return VTK_QUADRATIC_QUAD;
108 // else if ( theNbNodes == 9 ) return VTK_BIQUADRATIC_QUAD;
109 // else if ( theNbNodes == 7 ) return VTK_BIQUADRATIC_TRIANGLE;
110 // else return VTK_EMPTY_CELL;
112 // case SMDSAbs_Volume:
113 // if (thePoly && theNbNodes>3 ) return VTK_POLYHEDRON; //VTK_CONVEX_POINT_SET;
114 // else if ( theNbNodes == 4 ) return VTK_TETRA;
115 // else if ( theNbNodes == 5 ) return VTK_PYRAMID;
116 // else if ( theNbNodes == 6 ) return VTK_WEDGE;
117 // else if ( theNbNodes == 8 ) return VTK_HEXAHEDRON;
118 // else if ( theNbNodes == 12 ) return VTK_HEXAGONAL_PRISM;
119 // else if ( theNbNodes == 10 ) return VTK_QUADRATIC_TETRA;
120 // else if ( theNbNodes == 20 ) return VTK_QUADRATIC_HEXAHEDRON;
121 // else if ( theNbNodes == 27 ) return VTK_TRIQUADRATIC_HEXAHEDRON;
122 // else if ( theNbNodes == 15 ) return VTK_QUADRATIC_WEDGE;
123 // else if ( theNbNodes == 13 ) 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();
139 ClearEntitiesFlags();
140 SMESH::GetEntitiesFromObject(NULL);
142 SMESH_VisualObjDef::~SMESH_VisualObjDef()
144 MESSAGE("---------------------------------------------SMESH_VisualObjDef::~SMESH_VisualObjDef");
146 MESSAGE( "~SMESH_MeshObj - myGrid->GetReferenceCount() = " << myGrid->GetReferenceCount() );
150 //=================================================================================
151 // functions : GetNodeObjId, GetNodeVTKId, GetElemObjId, GetElemVTKId
152 // purpose : Methods for retrieving VTK IDs by SMDS IDs and vice versa
153 //=================================================================================
154 vtkIdType SMESH_VisualObjDef::GetNodeObjId( int theVTKID )
158 TMapOfIds::const_iterator i = myVTK2SMDSNodes.find(theVTKID);
159 return i == myVTK2SMDSNodes.end() ? -1 : i->second;
161 const SMDS_MeshNode* aNode = 0;
162 if( this->GetMesh() )
163 aNode = this->GetMesh()->FindNodeVtk( theVTKID );
165 return aNode ? aNode->GetID() : -1;
168 vtkIdType SMESH_VisualObjDef::GetNodeVTKId( int theObjID )
172 TMapOfIds::const_iterator i = mySMDS2VTKNodes.find(theObjID);
173 return i == mySMDS2VTKNodes.end() ? -1 : i->second;
176 const SMDS_MeshNode* aNode = 0;
177 if( this->GetMesh() ) {
178 aNode = this->GetMesh()->FindNode(theObjID);
180 return aNode ? aNode->getVtkId() : -1;
183 vtkIdType SMESH_VisualObjDef::GetElemObjId( int theVTKID )
187 TMapOfIds::const_iterator i = myVTK2SMDSElems.find(theVTKID);
188 return i == myVTK2SMDSElems.end() ? -1 : i->second;
190 return this->GetMesh()->fromVtkToSmds(theVTKID);
193 vtkIdType SMESH_VisualObjDef::GetElemVTKId( int theObjID )
197 TMapOfIds::const_iterator i = mySMDS2VTKElems.find(theObjID);
198 return i == mySMDS2VTKElems.end() ? -1 : i->second;
201 const SMDS_MeshElement* e = 0;
202 if ( this->GetMesh() )
203 e = this->GetMesh()->FindElement(theObjID);
205 return e ? e->getVtkId() : -1;
208 //=================================================================================
209 // function : SMESH_VisualObjDef::createPoints
210 // purpose : Create points from nodes
211 //=================================================================================
212 /*! fills a vtkPoints structure for a submesh.
213 * fills a std::list of SMDS_MeshElements*, then extract the points.
214 * fills also conversion id maps between SMDS and VTK.
216 void SMESH_VisualObjDef::createPoints( vtkPoints* thePoints )
218 if ( thePoints == 0 )
222 vtkIdType nbNodes = GetEntities( SMDSAbs_Node, aNodes );
223 thePoints->SetNumberOfPoints( nbNodes );
227 TEntityList::const_iterator anIter;
228 for ( anIter = aNodes.begin(); anIter != aNodes.end(); ++anIter )
230 const SMDS_MeshNode* aNode = ( const SMDS_MeshNode* )(*anIter);
233 thePoints->SetPoint( nbPoints, aNode->X(), aNode->Y(), aNode->Z() );
234 int anId = aNode->GetID();
235 mySMDS2VTKNodes.insert( TMapOfIds::value_type( anId, nbPoints ) );
236 myVTK2SMDSNodes.insert( TMapOfIds::value_type( nbPoints, anId ) );
241 if ( nbPoints != nbNodes )
242 thePoints->SetNumberOfPoints( nbPoints );
245 //=================================================================================
246 // function : buildPrs
247 // purpose : create VTK cells( fill unstructured grid )
248 //=================================================================================
249 void SMESH_VisualObjDef::buildPrs(bool buildGrid)
251 MESSAGE("----------------------------------------------------------SMESH_VisualObjDef::buildPrs " << buildGrid);
257 mySMDS2VTKNodes.clear();
258 myVTK2SMDSNodes.clear();
259 mySMDS2VTKElems.clear();
260 myVTK2SMDSElems.clear();
269 mySMDS2VTKNodes.clear();
270 myVTK2SMDSNodes.clear();
271 mySMDS2VTKElems.clear();
272 myVTK2SMDSElems.clear();
274 myGrid->SetPoints( 0 );
275 myGrid->SetCells( 0, 0, 0, 0, 0 );
282 if (!GetMesh()->isCompacted())
284 MESSAGE("*** buildPrs ==> compactMesh!");
285 GetMesh()->compactMesh();
287 vtkUnstructuredGrid *theGrid = GetMesh()->getGrid();
288 updateEntitiesFlags();
289 myGrid->ShallowCopy(theGrid);
290 //MESSAGE(myGrid->GetReferenceCount());
291 //MESSAGE( "Update - myGrid->GetNumberOfCells() = "<<myGrid->GetNumberOfCells() );
292 //MESSAGE( "Update - myGrid->GetNumberOfPoints() = "<<myGrid->GetNumberOfPoints() );
293 if( MYDEBUGWITHFILES ) {
294 SMESH::WriteUnstructuredGrid( myGrid,"myPrs.vtu" );
299 //=================================================================================
300 // function : buildNodePrs
301 // purpose : create VTK cells for nodes
302 //=================================================================================
304 void SMESH_VisualObjDef::buildNodePrs()
306 // PAL16631: without swap, bad_alloc is not thrown but hung up and crash instead,
307 // so check remaining memory size for safety
308 SMDS_Mesh::CheckMemory(); // PAL16631
309 vtkPoints* aPoints = vtkPoints::New();
310 createPoints( aPoints );
311 SMDS_Mesh::CheckMemory();
312 myGrid->SetPoints( aPoints );
315 myGrid->SetCells( 0, 0, 0, 0, 0 );
318 //=================================================================================
319 // function : buildElemPrs
320 // purpose : Create VTK cells for elements
321 //=================================================================================
324 typedef std::vector<const SMDS_MeshElement*> TConnect;
326 int GetConnect(const SMDS_ElemIteratorPtr& theNodesIter,
327 TConnect& theConnect)
330 for(; theNodesIter->more();)
331 theConnect.push_back(theNodesIter->next());
332 return theConnect.size();
336 void SetId(vtkIdList *theIdList,
337 const SMESH_VisualObjDef::TMapOfIds& theSMDS2VTKNodes,
338 const TConnect& theConnect,
342 theIdList->SetId(thePosition,theSMDS2VTKNodes.find(theConnect[theId]->GetID())->second);
348 void SMESH_VisualObjDef::buildElemPrs()
352 vtkPoints* aPoints = vtkPoints::New();
353 createPoints( aPoints );
354 myGrid->SetPoints( aPoints );
358 MESSAGE("Update - myGrid->GetNumberOfPoints() = "<<myGrid->GetNumberOfPoints());
360 // Calculate cells size
362 const int nbTypes = 5;
363 static SMDSAbs_ElementType aTypes[ nbTypes ] =
364 { SMDSAbs_Edge, SMDSAbs_Face, SMDSAbs_Volume, SMDSAbs_Ball, SMDSAbs_0DElement };
367 map<SMDSAbs_ElementType,int> nbEnts;
368 map<SMDSAbs_ElementType,TEntityList> anEnts;
370 vtkIdType aNbCells = 0;
372 for ( int i = 0; i < nbTypes; i++ )
374 nbEnts[ aTypes[ i ] ] = GetEntities( aTypes[ i ], anEnts[ aTypes[ i ] ] );
375 aNbCells += nbEnts[ aTypes [ i ]];
377 // PAL16631: without swap, bad_alloc is not thrown but hung up and crash instead,
378 // so check remaining memory size for safety
379 SMDS_Mesh::CheckMemory(); // PAL16631
381 vtkIdType aCellsSize = 2 * nbEnts[ SMDSAbs_0DElement ] + 3 * nbEnts[ SMDSAbs_Edge ];
382 aCellsSize += 2 * nbEnts[ SMDSAbs_Ball ];
384 for ( int i = 1; i <= 2; i++ ) // iterate through faces and volumes
386 if ( nbEnts[ aTypes[ i ] ] )
388 const TEntityList& aList = anEnts[ aTypes[ i ] ];
389 TEntityList::const_iterator anIter;
390 for ( anIter = aList.begin(); anIter != aList.end(); ++anIter ) {
391 if((*anIter)->GetEntityType() != SMDSEntity_Polyhedra &&
392 (*anIter)->GetEntityType() != SMDSEntity_Quad_Polyhedra) {
393 aCellsSize += (*anIter)->NbNodes() + 1;
395 // Special case for the VTK_POLYHEDRON:
396 // itsinput cellArray is of special format.
397 // [nCellFaces, nFace0Pts, i, j, k, nFace1Pts, i, j, k, ...]
399 if( const SMDS_VtkVolume* ph = dynamic_cast<const SMDS_VtkVolume*>(*anIter) ) {
400 int nbFaces = ph->NbFaces();
401 aCellsSize += (1 + ph->NbFaces());
402 for( int i = 1; i <= nbFaces; i++ ) {
403 aCellsSize += ph->NbFaceNodes(i);
411 MESSAGE( "Update - aNbCells = "<<aNbCells<<"; aCellsSize = "<<aCellsSize );
415 vtkCellArray* aConnectivity = vtkCellArray::New();
416 aConnectivity->Allocate( aCellsSize, 0 );
418 SMDS_Mesh::CheckMemory(); // PAL16631
420 vtkUnsignedCharArray* aCellTypesArray = vtkUnsignedCharArray::New();
421 aCellTypesArray->SetNumberOfComponents( 1 );
422 aCellTypesArray->Allocate( aNbCells * aCellTypesArray->GetNumberOfComponents() );
424 SMDS_Mesh::CheckMemory(); // PAL16631
426 vtkIdList *anIdList = vtkIdList::New();
430 aConnect.reserve(VTK_CELL_SIZE);
432 SMDS_Mesh::CheckMemory(); // PAL16631
433 bool hasBalls = nbEnts[ SMDSAbs_Ball ] > 0;
434 vtkDataArray* aScalars = 0;
436 aScalars = vtkDataArray::CreateDataArray(VTK_DOUBLE);
437 aScalars->SetNumberOfComponents(1);
438 aScalars->SetNumberOfTuples(aNbCells);
440 for ( int i = 0; i < nbTypes; i++ ) // iterate through all types of elements
442 if ( nbEnts[ aTypes[ i ] ] > 0 ) {
444 const SMDSAbs_ElementType& aType = aTypes[ i ];
445 const TEntityList& aList = anEnts[ aType ];
446 TEntityList::const_iterator anIter;
447 for ( anIter = aList.begin(); anIter != aList.end(); ++anIter )
449 const SMDS_MeshElement* anElem = *anIter;
451 vtkIdType aNbNodes = anElem->NbNodes();
452 anIdList->SetNumberOfIds( aNbNodes );
453 const vtkIdType vtkElemType = SMDS_MeshCell::toVtkType( anElem->GetEntityType() );
455 int anId = anElem->GetID();
457 mySMDS2VTKElems.insert( TMapOfIds::value_type( anId, iElem ) );
458 myVTK2SMDSElems.insert( TMapOfIds::value_type( iElem, anId ) );
460 SMDS_ElemIteratorPtr aNodesIter = anElem->nodesIterator();
462 // Convertions connectivities from SMDS to VTK
464 if (aType == SMDSAbs_Volume && anElem->IsPoly() && aNbNodes > 3) { // POLYEDRE
466 if ( const SMDS_VtkVolume* ph = dynamic_cast<const SMDS_VtkVolume*>(anElem) ) {
467 int nbFaces = ph->NbFaces();
468 anIdList->InsertNextId(nbFaces);
469 for( int i = 1; i <= nbFaces; i++ ) {
470 anIdList->InsertNextId(ph->NbFaceNodes(i));
471 for(int j = 1; j <= ph->NbFaceNodes(i); j++) {
472 const SMDS_MeshNode* n = ph->GetFaceNode(i,j);
474 anIdList->InsertNextId(mySMDS2VTKNodes[n->GetID()]);
481 const std::vector<int>& aConnectivities =
482 SMDS_MeshCell::toVtkOrder( VTKCellType( vtkElemType ));
483 if (aConnectivities.size() > 0) {
485 GetConnect(aNodesIter,aConnect);
486 for (vtkIdType aNodeId = 0; aNodeId < aNbNodes; aNodeId++)
487 SetId(anIdList,mySMDS2VTKNodes,aConnect,aNodeId,aConnectivities[aNodeId]);
490 for( vtkIdType aNodeId = 0; aNodesIter->more(); aNodeId++ ){
491 const SMDS_MeshElement* aNode = aNodesIter->next();
492 anIdList->SetId( aNodeId, mySMDS2VTKNodes[aNode->GetID()] );
497 vtkIdType aCurId = aConnectivity->InsertNextCell( anIdList );
498 aCellTypesArray->InsertNextValue( vtkElemType );
500 //Store diameters of the balls
503 if(aType == SMDSAbs_Ball) {
504 if (const SMDS_BallElement* ball = dynamic_cast<const SMDS_BallElement*>(anElem) ) {
505 aDiam = ball->GetDiameter();
508 aScalars->SetTuple(aCurId,&aDiam);
514 SMDS_Mesh::CheckMemory(); // PAL16631
517 // Insert cells in grid
519 VTKViewer_CellLocationsArray* aCellLocationsArray = VTKViewer_CellLocationsArray::New();
520 aCellLocationsArray->SetNumberOfComponents( 1 );
521 aCellLocationsArray->SetNumberOfTuples( aNbCells );
523 SMDS_Mesh::CheckMemory(); // PAL16631
525 aConnectivity->InitTraversal();
526 for( vtkIdType idType = 0, *pts, npts; aConnectivity->GetNextCell( npts, pts ); idType++ )
527 aCellLocationsArray->SetValue( idType, aConnectivity->GetTraversalLocation( npts ) );
529 myGrid->SetCells( aCellTypesArray, aCellLocationsArray,aConnectivity );
530 myGrid->GetCellData()->SetScalars(aScalars);
532 aCellLocationsArray->Delete();
533 aCellTypesArray->Delete();
534 aConnectivity->Delete();
537 SMDS_Mesh::CheckMemory(); // PAL16631
540 //=================================================================================
541 // function : GetEdgeNodes
542 // purpose : Retrieve ids of nodes from edge of elements ( edge is numbered from 1 )
543 //=================================================================================
544 bool SMESH_VisualObjDef::GetEdgeNodes( const int theElemId,
545 const int theEdgeNum,
547 int& theNodeId2 ) const
549 const SMDS_Mesh* aMesh = GetMesh();
553 const SMDS_MeshElement* anElem = aMesh->FindElement( theElemId );
557 int nbNodes = anElem->NbCornerNodes();
559 if ( theEdgeNum < 0 || theEdgeNum > 3 || (nbNodes != 3 && nbNodes != 4) || theEdgeNum > nbNodes )
562 theNodeId1 = anElem->GetNode( theEdgeNum - 1 )->GetID();
563 theNodeId2 = anElem->GetNode( theEdgeNum % nbNodes )->GetID();
568 vtkUnstructuredGrid* SMESH_VisualObjDef::GetUnstructuredGrid()
570 if ( !myLocalGrid && !GetMesh()->isCompacted() )
572 GetMesh()->compactMesh();
573 updateEntitiesFlags();
574 vtkUnstructuredGrid *theGrid = GetMesh()->getGrid();
575 myGrid->ShallowCopy(theGrid);
581 //=================================================================================
582 // function : IsValid
583 // purpose : Return true if there are some entities
584 //=================================================================================
585 bool SMESH_VisualObjDef::IsValid() const
587 //MESSAGE("SMESH_VisualObjDef::IsValid");
588 return ( GetNbEntities(SMDSAbs_0DElement) > 0 ||
589 GetNbEntities(SMDSAbs_Ball ) > 0 ||
590 GetNbEntities(SMDSAbs_Edge ) > 0 ||
591 GetNbEntities(SMDSAbs_Face ) > 0 ||
592 GetNbEntities(SMDSAbs_Volume ) > 0 ||
593 GetNbEntities(SMDSAbs_Node ) > 0 );
596 //=================================================================================
597 // function : updateEntitiesFlags
598 // purpose : Update entities flags
599 //=================================================================================
600 void SMESH_VisualObjDef::updateEntitiesFlags() {
602 unsigned int tmp = myEntitiesState;
603 ClearEntitiesFlags();
605 map<SMDSAbs_ElementType,int> entities = SMESH::GetEntitiesFromObject(this);
608 if( myEntitiesCache[SMDSAbs_0DElement] != 0 || myEntitiesCache[SMDSAbs_0DElement] >= entities[SMDSAbs_0DElement] )
609 myEntitiesState &= ~SMESH_Actor::e0DElements;
611 if( myEntitiesCache[SMDSAbs_Ball] != 0 || myEntitiesCache[SMDSAbs_Ball] >= entities[SMDSAbs_Ball] )
612 myEntitiesState &= ~SMESH_Actor::eBallElem;
614 if( myEntitiesCache[SMDSAbs_Edge] != 0 || myEntitiesCache[SMDSAbs_Edge] >= entities[SMDSAbs_Edge] )
615 myEntitiesState &= ~SMESH_Actor::eEdges;
617 if( myEntitiesCache[SMDSAbs_Face] != 0 || myEntitiesCache[SMDSAbs_Face] >= entities[SMDSAbs_Face] )
618 myEntitiesState &= ~SMESH_Actor::eFaces;
620 if( myEntitiesCache[SMDSAbs_Volume] != 0 || myEntitiesCache[SMDSAbs_Volume] >= entities[SMDSAbs_Volume] )
621 myEntitiesState &= ~SMESH_Actor::eVolumes;
623 if( tmp != myEntitiesState ) {
624 myEntitiesFlag = true;
627 myEntitiesCache = entities;
630 //=================================================================================
631 // function : ClearEntitiesFlags
632 // purpose : Clear the entities flags
633 //=================================================================================
634 void SMESH_VisualObjDef::ClearEntitiesFlags() {
635 myEntitiesState = SMESH_Actor::eAllEntity;
636 myEntitiesFlag = false;
639 //=================================================================================
640 // function : GetEntitiesFlag
641 // purpose : Return the entities flag
642 //=================================================================================
643 bool SMESH_VisualObjDef::GetEntitiesFlag() {
644 return myEntitiesFlag;
647 //=================================================================================
648 // function : GetEntitiesState
649 // purpose : Return the entities state
650 //=================================================================================
651 unsigned int SMESH_VisualObjDef::GetEntitiesState() {
652 return myEntitiesState;
656 Class : SMESH_MeshObj
657 Description : Class for visualisation of mesh
660 //=================================================================================
661 // function : SMESH_MeshObj
662 // purpose : Constructor
663 //=================================================================================
664 SMESH_MeshObj::SMESH_MeshObj(SMESH::SMESH_Mesh_ptr theMesh):
665 myClient(SalomeApp_Application::orb(),theMesh)
669 MESSAGE("SMESH_MeshObj - this = "<<this<<"; theMesh->_is_nil() = "<<theMesh->_is_nil());
672 //=================================================================================
673 // function : ~SMESH_MeshObj
674 // purpose : Destructor
675 //=================================================================================
676 SMESH_MeshObj::~SMESH_MeshObj()
679 MESSAGE("SMESH_MeshObj - this = "<<this<<"\n");
681 myEmptyGrid->Delete();
684 //=================================================================================
686 // purpose : Update mesh and fill grid with new values if necessary
687 //=================================================================================
688 bool SMESH_MeshObj::Update( int theIsClear )
690 // Update SMDS_Mesh on client part
691 MESSAGE("SMESH_MeshObj::Update " << this);
692 if ( myClient.Update(theIsClear) || GetUnstructuredGrid()->GetNumberOfPoints()==0) {
694 buildPrs(); // Fill unstructured grid
700 bool SMESH_MeshObj::NulData()
702 MESSAGE ("SMESH_MeshObj::NulData() ==================================================================================");
705 myEmptyGrid = SMDS_UnstructuredGrid::New();
706 myEmptyGrid->Initialize();
707 myEmptyGrid->Allocate();
708 vtkPoints* points = vtkPoints::New();
709 points->SetNumberOfPoints(0);
710 myEmptyGrid->SetPoints( points );
712 myEmptyGrid->BuildLinks();
714 myGrid->ShallowCopy(myEmptyGrid);
717 //=================================================================================
718 // function : GetElemDimension
719 // purpose : Get dimension of element
720 //=================================================================================
721 int SMESH_MeshObj::GetElemDimension( const int theObjId )
723 const SMDS_MeshElement* anElem = myClient->FindElement( theObjId );
727 int aType = anElem->GetType();
730 case SMDSAbs_0DElement : return 0;
731 case SMDSAbs_Ball : return 0;
732 case SMDSAbs_Edge : return 1;
733 case SMDSAbs_Face : return 2;
734 case SMDSAbs_Volume: return 3;
739 //=================================================================================
740 // function : GetEntities
741 // purpose : Get entities of specified type. Return number of entities
742 //=================================================================================
743 int SMESH_MeshObj::GetNbEntities( const SMDSAbs_ElementType theType) const
749 return myClient->NbNodes();
752 case SMDSAbs_0DElement:
754 return myClient->Nb0DElements();
758 return myClient->NbBalls();
763 return myClient->NbEdges();
768 return myClient->NbFaces();
773 return myClient->NbVolumes();
782 int SMESH_MeshObj::GetEntities( const SMDSAbs_ElementType theType, TEntityList& theObjs ) const
790 SMDS_NodeIteratorPtr anIter = myClient->nodesIterator();
791 while ( anIter->more() ) theObjs.push_back( anIter->next() );
794 case SMDSAbs_0DElement:
796 SMDS_ElemIteratorPtr anIter = myClient->elementsIterator(SMDSAbs_0DElement);
797 while ( anIter->more() ) theObjs.push_back( anIter->next() );
802 SMDS_ElemIteratorPtr anIter = myClient->elementGeomIterator(SMDSGeom_BALL);
803 while ( anIter->more() ) theObjs.push_back( anIter->next() );
808 SMDS_EdgeIteratorPtr anIter = myClient->edgesIterator();
809 while ( anIter->more() ) theObjs.push_back( anIter->next() );
814 SMDS_FaceIteratorPtr anIter = myClient->facesIterator();
815 while ( anIter->more() ) theObjs.push_back( anIter->next() );
820 SMDS_VolumeIteratorPtr anIter = myClient->volumesIterator();
821 while ( anIter->more() ) theObjs.push_back( anIter->next() );
828 return theObjs.size();
831 //=================================================================================
832 // function : UpdateFunctor
833 // purpose : Update functor in accordance with current mesh
834 //=================================================================================
835 void SMESH_MeshObj::UpdateFunctor( const SMESH::Controls::FunctorPtr& theFunctor )
837 theFunctor->SetMesh( GetMesh() );
840 //=================================================================================
841 // function : IsNodePrs
842 // purpose : Return true if node presentation is used
843 //=================================================================================
844 bool SMESH_MeshObj::IsNodePrs() const
846 return myClient->Nb0DElements() + myClient->NbEdges() + myClient->NbFaces() + myClient->NbVolumes() + myClient->NbBalls() == 0 ;
851 Class : SMESH_SubMeshObj
852 Description : Base class for visualisation of submeshes and groups
855 //=================================================================================
856 // function : SMESH_SubMeshObj
857 // purpose : Constructor
858 //=================================================================================
859 SMESH_SubMeshObj::SMESH_SubMeshObj( SMESH_MeshObj* theMeshObj )
861 if ( MYDEBUG ) MESSAGE( "SMESH_SubMeshObj - theMeshObj = " << theMeshObj );
863 myMeshObj = theMeshObj;
866 SMESH_SubMeshObj::~SMESH_SubMeshObj()
870 //=================================================================================
871 // function : GetElemDimension
872 // purpose : Get dimension of element
873 //=================================================================================
874 int SMESH_SubMeshObj::GetElemDimension( const int theObjId )
876 return myMeshObj == 0 ? 0 : myMeshObj->GetElemDimension( theObjId );
879 //=================================================================================
880 // function : UpdateFunctor
881 // purpose : Update functor in accordance with current mesh
882 //=================================================================================
884 void SMESH_SubMeshObj::UpdateFunctor( const SMESH::Controls::FunctorPtr& theFunctor )
886 theFunctor->SetMesh( myMeshObj->GetMesh() );
889 //=================================================================================
891 // purpose : Update mesh object and fill grid with new values
892 //=================================================================================
893 bool SMESH_SubMeshObj::Update( int theIsClear )
895 MESSAGE("SMESH_SubMeshObj::Update " << this)
896 bool changed = myMeshObj->Update( theIsClear );
903 Class : SMESH_GroupObj
904 Description : Class for visualisation of groups
907 //=================================================================================
908 // function : SMESH_GroupObj
909 // purpose : Constructor
910 //=================================================================================
911 SMESH_GroupObj::SMESH_GroupObj( SMESH::SMESH_GroupBase_ptr theGroup,
912 SMESH_MeshObj* theMeshObj )
913 : SMESH_SubMeshObj( theMeshObj ),
914 myGroupServer( SMESH::SMESH_GroupBase::_duplicate(theGroup) )
916 if ( MYDEBUG ) MESSAGE("SMESH_GroupObj - theGroup->_is_nil() = "<<theGroup->_is_nil());
917 myGroupServer->Register();
920 SMESH_GroupObj::~SMESH_GroupObj()
922 if ( MYDEBUG ) MESSAGE("~SMESH_GroupObj");
923 myGroupServer->UnRegister();
926 //=================================================================================
927 // function : IsNodePrs
928 // purpose : Return true if node presentation is used
929 //=================================================================================
930 bool SMESH_GroupObj::IsNodePrs() const
932 return myGroupServer->GetType() == SMESH::NODE;
935 //=================================================================================
936 // function : GetElementType
937 // purpose : Return type of elements of group
938 //=================================================================================
939 SMDSAbs_ElementType SMESH_GroupObj::GetElementType() const
941 return SMDSAbs_ElementType(myGroupServer->GetType());
944 //=================================================================================
945 // function : getNodesFromElems
946 // purpose : Retrieve nodes from elements
947 //=================================================================================
948 static int getNodesFromElems( SMESH::long_array_var& theElemIds,
949 const SMDS_Mesh* theMesh,
950 std::list<const SMDS_MeshElement*>& theResList )
952 set<const SMDS_MeshElement*> aNodeSet;
954 for ( CORBA::Long i = 0, n = theElemIds->length(); i < n; i++ )
956 const SMDS_MeshElement* anElem = theMesh->FindElement( theElemIds[ i ] );
959 SMDS_ElemIteratorPtr anIter = anElem->nodesIterator();
960 while ( anIter->more() )
962 const SMDS_MeshElement* aNode = anIter->next();
964 aNodeSet.insert( aNode );
969 set<const SMDS_MeshElement*>::const_iterator anIter;
970 for ( anIter = aNodeSet.begin(); anIter != aNodeSet.end(); ++anIter )
971 theResList.push_back( *anIter );
973 return theResList.size();
976 //=================================================================================
977 // function : getPointers
978 // purpose : Get std::list<const SMDS_MeshElement*> from list of IDs
979 //=================================================================================
980 static int getPointers( const SMDSAbs_ElementType theRequestType,
981 SMESH::long_array_var& theElemIds,
982 const SMDS_Mesh* theMesh,
983 std::list<const SMDS_MeshElement*>& theResList )
985 for ( CORBA::Long i = 0, n = theElemIds->length(); i < n; i++ )
987 const SMDS_MeshElement* anElem = theRequestType == SMDSAbs_Node
988 ? theMesh->FindNode( theElemIds[ i ] ) : theMesh->FindElement( theElemIds[ i ] );
991 theResList.push_back( anElem );
994 return theResList.size();
998 //=================================================================================
999 // function : GetEntities
1000 // purpose : Get entities of specified type. Return number of entities
1001 //=================================================================================
1002 int SMESH_GroupObj::GetNbEntities( const SMDSAbs_ElementType theType) const
1004 if(SMDSAbs_ElementType(myGroupServer->GetType()) == theType) {
1005 return myGroupServer->Size();
1007 if ( theType == SMDSAbs_Node ) {
1008 return myGroupServer->GetNumberOfNodes();
1013 int SMESH_GroupObj::GetEntities( const SMDSAbs_ElementType theType, TEntityList& theResList ) const
1016 SMDS_Mesh* aMesh = myMeshObj->GetMesh();
1021 SMDSAbs_ElementType aGrpType = SMDSAbs_ElementType(myGroupServer->GetType());
1022 if ( aGrpType != theType && theType != SMDSAbs_Node )
1025 SMESH::long_array_var anIds = myGroupServer->GetListOfID();
1026 if ( anIds->length() == 0 )
1029 if ( aGrpType == theType )
1030 return getPointers( theType, anIds, aMesh, theResList );
1031 else if ( theType == SMDSAbs_Node )
1032 return getNodesFromElems( anIds, aMesh, theResList );
1040 Class : SMESH_subMeshObj
1041 Description : Class for visualisation of submeshes
1044 //=================================================================================
1045 // function : SMESH_subMeshObj
1046 // purpose : Constructor
1047 //=================================================================================
1048 SMESH_subMeshObj::SMESH_subMeshObj( SMESH::SMESH_subMesh_ptr theSubMesh,
1049 SMESH_MeshObj* theMeshObj )
1050 : SMESH_SubMeshObj( theMeshObj ),
1051 mySubMeshServer( SMESH::SMESH_subMesh::_duplicate( theSubMesh ) )
1053 if ( MYDEBUG ) MESSAGE( "SMESH_subMeshObj - theSubMesh->_is_nil() = " << theSubMesh->_is_nil() );
1055 mySubMeshServer->Register();
1058 SMESH_subMeshObj::~SMESH_subMeshObj()
1060 if ( MYDEBUG ) MESSAGE( "~SMESH_subMeshObj" );
1061 mySubMeshServer->UnRegister();
1064 //=================================================================================
1065 // function : GetEntities
1066 // purpose : Get entities of specified type. Return number of entities
1067 //=================================================================================
1068 int SMESH_subMeshObj::GetNbEntities( const SMDSAbs_ElementType theType) const
1074 return mySubMeshServer->GetNumberOfNodes( /*all=*/true );
1078 case SMDSAbs_0DElement:
1081 case SMDSAbs_Volume:
1083 SMESH::long_array_var anIds =
1084 mySubMeshServer->GetElementsByType( SMESH::ElementType(theType) );
1085 return anIds->length();
1093 int SMESH_subMeshObj::GetEntities( const SMDSAbs_ElementType theType, TEntityList& theResList ) const
1097 SMDS_Mesh* aMesh = myMeshObj->GetMesh();
1101 bool isNodal = IsNodePrs();
1105 if ( theType == SMDSAbs_Node )
1107 SMESH::long_array_var anIds = mySubMeshServer->GetNodesId();
1108 return getPointers( SMDSAbs_Node, anIds, aMesh, theResList );
1113 if ( theType == SMDSAbs_Node )
1115 SMESH::long_array_var anIds = mySubMeshServer->GetElementsId();
1116 return getNodesFromElems( anIds, aMesh, theResList );
1120 SMESH::long_array_var anIds =
1121 mySubMeshServer->GetElementsByType( SMESH::ElementType(theType) );
1122 return getPointers( theType, anIds, aMesh, theResList );
1129 //=================================================================================
1130 // function : IsNodePrs
1131 // purpose : Return true if node presentation is used
1132 //=================================================================================
1133 bool SMESH_subMeshObj::IsNodePrs() const
1135 return mySubMeshServer->GetNumberOfElements() == 0;