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smesh/src/OBJECT/SMESH_Object.cxx
vsr 6d32f944a0 Update copyrights
2019-02-14 15:33:05 +03:00

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// Copyright (C) 2007-2019 CEA/DEN, EDF R&D, OPEN CASCADE
//
// Copyright (C) 2003-2007 OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
// CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
// License as published by the Free Software Foundation; either
// version 2.1 of the License, or (at your option) any later version.
//
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
//
// See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
//
// SMESH OBJECT : interactive object for SMESH visualization
// File : SMESH_Grid.cxx
// Author : Nicolas REJNERI
// Module : SMESH
//
#include "SMESH_ObjectDef.h"
#include "SMESH_ActorUtils.h"
#include "SMDS_BallElement.hxx"
#include "SMDS_Mesh.hxx"
#include "SMDS_MeshCell.hxx"
#include "SMESHDS_Mesh.hxx"
#include "SMESHDS_Script.hxx"
#include "SMESH_Actor.h"
#include "SMESH_ControlsDef.hxx"
#include <SalomeApp_Application.h>
#include <VTKViewer_ExtractUnstructuredGrid.h>
#include <VTKViewer_CellLocationsArray.h>
#include CORBA_SERVER_HEADER(SMESH_Gen)
#include CORBA_SERVER_HEADER(SALOME_Exception)
#include <vtkCell.h>
#include <vtkIdList.h>
#include <vtkCellArray.h>
#include <vtkUnsignedCharArray.h>
#include <vtkCellData.h>
#include <vtkUnstructuredGrid.h>
#include <memory>
#include <sstream>
#include <stdexcept>
#include <set>
#include <utilities.h>
using namespace std;
#ifndef EXCEPTION
#define EXCEPTION(TYPE, MSG) {\
std::ostringstream aStream;\
aStream<<__FILE__<<"["<<__LINE__<<"]::"<<MSG;\
throw TYPE(aStream.str());\
}
#endif
#ifdef _DEBUG_
static int MYDEBUG = 0;
static int MYDEBUGWITHFILES = 0;//1;
#else
static int MYDEBUG = 0;
static int MYDEBUGWITHFILES = 0;
#endif
/*
Class : SMESH_VisualObjDef
Description : Base class for all mesh objects to be visuilised
*/
//=================================================================================
// functions : SMESH_VisualObjDef
// purpose : Constructor
//=================================================================================
SMESH_VisualObjDef::SMESH_VisualObjDef()
{
if ( MYDEBUG ) MESSAGE("-------------------------------SMESH_VisualObjDef::SMESH_VisualObjDef");
myGrid = vtkUnstructuredGrid::New();
myLocalGrid = false;
ClearEntitiesFlags();
SMESH::GetEntitiesFromObject(NULL);
}
SMESH_VisualObjDef::~SMESH_VisualObjDef()
{
if ( MYDEBUG ) MESSAGE("--------------------------------SMESH_VisualObjDef::~SMESH_VisualObjDef");
if ( MYDEBUG ) MESSAGE( "myGrid->GetReferenceCount() = " << myGrid->GetReferenceCount() );
myGrid->Delete();
}
//=================================================================================
// functions : GetNodeObjId, GetNodeVTKId, GetElemObjId, GetElemVTKId
// purpose : Methods for retrieving VTK IDs by SMDS IDs and vice versa
//=================================================================================
vtkIdType SMESH_VisualObjDef::GetNodeObjId( int theVTKID )
{
if (myLocalGrid)
{
TMapOfIds::const_iterator i = myVTK2SMDSNodes.find(theVTKID);
return i == myVTK2SMDSNodes.end() ? -1 : i->second;
}
const SMDS_MeshNode* aNode = 0;
if( this->GetMesh() )
aNode = this->GetMesh()->FindNodeVtk( theVTKID );
return aNode ? aNode->GetID() : -1;
}
vtkIdType SMESH_VisualObjDef::GetNodeVTKId( int theObjID )
{
if (myLocalGrid)
{
TMapOfIds::const_iterator i = mySMDS2VTKNodes.find(theObjID);
return i == mySMDS2VTKNodes.end() ? -1 : i->second;
}
const SMDS_MeshNode* aNode = 0;
if( this->GetMesh() ) {
aNode = this->GetMesh()->FindNode(theObjID);
}
return aNode ? aNode->GetVtkID() : -1;
}
vtkIdType SMESH_VisualObjDef::GetElemObjId( int theVTKID )
{
if (myLocalGrid)
{
TMapOfIds::const_iterator i = myVTK2SMDSElems.find(theVTKID);
return i == myVTK2SMDSElems.end() ? -1 : i->second;
}
return this->GetMesh()->FromVtkToSmds(theVTKID);
}
vtkIdType SMESH_VisualObjDef::GetElemVTKId( int theObjID )
{
if (myLocalGrid)
{
TMapOfIds::const_iterator i = mySMDS2VTKElems.find(theObjID);
return i == mySMDS2VTKElems.end() ? -1 : i->second;
}
const SMDS_MeshElement* e = 0;
if ( this->GetMesh() )
e = this->GetMesh()->FindElement(theObjID);
return e ? e->GetVtkID() : -1;
}
//=================================================================================
// function : SMESH_VisualObjDef::createPoints
// purpose : Create points from nodes
//=================================================================================
/*! fills a vtkPoints structure for a submesh.
* fills a std::list of SMDS_MeshElements*, then extract the points.
* fills also conversion id maps between SMDS and VTK.
*/
void SMESH_VisualObjDef::createPoints( vtkPoints* thePoints )
{
if ( thePoints == 0 )
return;
TEntityList aNodes;
vtkIdType nbNodes = GetEntities( SMDSAbs_Node, aNodes );
thePoints->SetNumberOfPoints( nbNodes );
int nbPoints = 0;
TEntityList::const_iterator anIter;
for ( anIter = aNodes.begin(); anIter != aNodes.end(); ++anIter )
{
const SMDS_MeshNode* aNode = ( const SMDS_MeshNode* )(*anIter);
if ( aNode != 0 )
{
thePoints->SetPoint( nbPoints, aNode->X(), aNode->Y(), aNode->Z() );
int anId = aNode->GetID();
mySMDS2VTKNodes.insert( mySMDS2VTKNodes.end(), std::make_pair( anId, nbPoints ));
myVTK2SMDSNodes.insert( myVTK2SMDSNodes.end(), std::make_pair( nbPoints, anId ));
nbPoints++;
}
}
if ( nbPoints != nbNodes )
thePoints->SetNumberOfPoints( nbPoints );
}
//=================================================================================
// function : buildPrs
// purpose : create VTK cells( fill unstructured grid )
//=================================================================================
void SMESH_VisualObjDef::buildPrs(bool buildGrid)
{
if ( MYDEBUG ) MESSAGE("---------------------------SMESH_VisualObjDef::buildPrs " << buildGrid);
if (buildGrid)
{
myLocalGrid = true;
try
{
mySMDS2VTKNodes.clear();
myVTK2SMDSNodes.clear();
mySMDS2VTKElems.clear();
myVTK2SMDSElems.clear();
if ( IsNodePrs() )
buildNodePrs();
else
buildElemPrs();
}
catch(...)
{
mySMDS2VTKNodes.clear();
myVTK2SMDSNodes.clear();
mySMDS2VTKElems.clear();
myVTK2SMDSElems.clear();
myGrid->SetPoints( 0 );
myGrid->SetCells( 0, 0, 0, 0, 0 );
throw;
}
}
else
{
myLocalGrid = false;
if (!GetMesh()->IsCompacted())
{
NulData(); // detach from the SMDS grid to allow immediate memory de-allocation in compactMesh()
if ( MYDEBUG ) MESSAGE("*** buildPrs ==> compactMesh!");
GetMesh()->CompactMesh();
if ( SMESHDS_Mesh* m = dynamic_cast<SMESHDS_Mesh*>( GetMesh() )) // IPAL53915
m->GetScript()->SetModified(false); // drop IsModified set in compactMesh()
}
vtkUnstructuredGrid *theGrid = GetMesh()->GetGrid();
updateEntitiesFlags();
myGrid->ShallowCopy(theGrid);
//MESSAGE(myGrid->GetReferenceCount());
//MESSAGE( "Update - myGrid->GetNumberOfCells() = "<<myGrid->GetNumberOfCells() );
//MESSAGE( "Update - myGrid->GetNumberOfPoints() = "<<myGrid->GetNumberOfPoints() );
if( MYDEBUGWITHFILES ) {
SMESH::WriteUnstructuredGrid( myGrid,"myPrs.vtu" );
}
}
}
//=================================================================================
// function : buildNodePrs
// purpose : create VTK cells for nodes
//=================================================================================
void SMESH_VisualObjDef::buildNodePrs()
{
// PAL16631: without swap, bad_alloc is not thrown but hung up and crash instead,
// so check remaining memory size for safety
SMDS_Mesh::CheckMemory(); // PAL16631
vtkPoints* aPoints = vtkPoints::New();
createPoints( aPoints );
SMDS_Mesh::CheckMemory();
myGrid->SetPoints( aPoints );
aPoints->Delete();
myGrid->SetCells( 0, 0, 0, 0, 0 );
}
//=================================================================================
// function : buildElemPrs
// purpose : Create VTK cells for elements
//=================================================================================
namespace{
typedef std::vector<const SMDS_MeshElement*> TConnect;
int GetConnect(const SMDS_ElemIteratorPtr& theNodesIter,
TConnect& theConnect)
{
theConnect.clear();
for(; theNodesIter->more();)
theConnect.push_back(theNodesIter->next());
return theConnect.size();
}
inline
void SetId(vtkIdList *theIdList,
const SMESH_VisualObjDef::TMapOfIds& theSMDS2VTKNodes,
const TConnect& theConnect,
int thePosition,
int theId)
{
theIdList->SetId(thePosition,theSMDS2VTKNodes.find(theConnect[theId]->GetID())->second);
}
}
void SMESH_VisualObjDef::buildElemPrs()
{
// Create points
vtkPoints* aPoints = vtkPoints::New();
createPoints( aPoints );
myGrid->SetPoints( aPoints );
aPoints->Delete();
if ( MYDEBUG )
MESSAGE("Update - myGrid->GetNumberOfPoints() = "<<myGrid->GetNumberOfPoints());
// Calculate cells size
const int nbTypes = 5;
static SMDSAbs_ElementType aTypes[ nbTypes ] =
{ SMDSAbs_Edge, SMDSAbs_Face, SMDSAbs_Volume, SMDSAbs_Ball, SMDSAbs_0DElement };
// get entity data
map<SMDSAbs_ElementType,int> nbEnts;
map<SMDSAbs_ElementType,TEntityList> anEnts;
vtkIdType aNbCells = 0;
for ( int i = 0; i < nbTypes; i++ )
{
nbEnts[ aTypes[ i ] ] = GetEntities( aTypes[ i ], anEnts[ aTypes[ i ] ] );
aNbCells += nbEnts[ aTypes [ i ]];
}
// PAL16631: without swap, bad_alloc is not thrown but hung up and crash instead,
// so check remaining memory size for safety
SMDS_Mesh::CheckMemory(); // PAL16631
vtkIdType aCellsSize = 2 * nbEnts[ SMDSAbs_0DElement ] + 3 * nbEnts[ SMDSAbs_Edge ];
aCellsSize += 2 * nbEnts[ SMDSAbs_Ball ];
for ( int i = 1; i <= 2; i++ ) // iterate through faces and volumes
{
if ( nbEnts[ aTypes[ i ] ] )
{
const TEntityList& aList = anEnts[ aTypes[ i ] ];
TEntityList::const_iterator anIter;
for ( anIter = aList.begin(); anIter != aList.end(); ++anIter ) {
if((*anIter)->GetEntityType() != SMDSEntity_Polyhedra &&
(*anIter)->GetEntityType() != SMDSEntity_Quad_Polyhedra) {
aCellsSize += (*anIter)->NbNodes() + 1;
}
// Special case for the VTK_POLYHEDRON:
// itsinput cellArray is of special format.
// [nCellFaces, nFace0Pts, i, j, k, nFace1Pts, i, j, k, ...]
else {
if ( const SMDS_MeshVolume* ph = SMDS_Mesh::DownCast<SMDS_MeshVolume>( *anIter )) {
int nbFaces = ph->NbFaces();
aCellsSize += (1 + ph->NbFaces());
for( int i = 1; i <= nbFaces; i++ )
aCellsSize += ph->NbFaceNodes(i);
}
}
}
}
}
if ( MYDEBUG )
MESSAGE( "Update - aNbCells = "<<aNbCells<<"; aCellsSize = "<<aCellsSize );
// Create cells
vtkCellArray* aConnectivity = vtkCellArray::New();
aConnectivity->Allocate( aCellsSize, 0 );
SMDS_Mesh::CheckMemory(); // PAL16631
vtkUnsignedCharArray* aCellTypesArray = vtkUnsignedCharArray::New();
aCellTypesArray->SetNumberOfComponents( 1 );
aCellTypesArray->Allocate( aNbCells * aCellTypesArray->GetNumberOfComponents() );
SMDS_Mesh::CheckMemory(); // PAL16631
vtkIdList *anIdList = vtkIdList::New();
vtkIdType iElem = 0;
TConnect aConnect;
aConnect.reserve(VTK_CELL_SIZE);
SMDS_Mesh::CheckMemory(); // PAL16631
bool hasBalls = nbEnts[ SMDSAbs_Ball ] > 0;
vtkDataArray* aScalars = 0;
if(hasBalls) {
aScalars = vtkDataArray::CreateDataArray(VTK_DOUBLE);
aScalars->SetNumberOfComponents(1);
aScalars->SetNumberOfTuples(aNbCells);
}
for ( int i = 0; i < nbTypes; i++ ) // iterate through all types of elements
{
if ( nbEnts[ aTypes[ i ] ] > 0 ) {
const SMDSAbs_ElementType& aType = aTypes[ i ];
const TEntityList& aList = anEnts[ aType ];
TEntityList::const_iterator anIter;
for ( anIter = aList.begin(); anIter != aList.end(); ++anIter )
{
const SMDS_MeshElement* anElem = *anIter;
vtkIdType aNbNodes = anElem->NbNodes();
anIdList->SetNumberOfIds( aNbNodes );
const vtkIdType vtkElemType = SMDS_MeshCell::toVtkType( anElem->GetEntityType() );
int anId = anElem->GetID();
mySMDS2VTKElems.insert( mySMDS2VTKElems.end(), std::make_pair( anId, iElem ));
myVTK2SMDSElems.insert( myVTK2SMDSElems.end(), std::make_pair( iElem, anId ));
SMDS_ElemIteratorPtr aNodesIter = anElem->nodesIterator();
{
// Convert connectivities from SMDS to VTK
if (aType == SMDSAbs_Volume && anElem->IsPoly() && aNbNodes > 3) { // POLYEDRE
anIdList->Reset();
if ( const SMDS_MeshVolume* ph = SMDS_Mesh::DownCast<SMDS_MeshVolume>( anElem )) {
int nbFaces = ph->NbFaces();
anIdList->InsertNextId(nbFaces);
for( int i = 1; i <= nbFaces; i++ ) {
anIdList->InsertNextId(ph->NbFaceNodes(i));
for(int j = 1; j <= ph->NbFaceNodes(i); j++) {
if ( const SMDS_MeshNode* n = ph->GetFaceNode( i, j ))
anIdList->InsertNextId( mySMDS2VTKNodes[ n->GetID() ]);
}
}
}
}
else {
const std::vector<int>& aConnectivities =
SMDS_MeshCell::toVtkOrder( VTKCellType( vtkElemType ));
if (aConnectivities.size() > 0) {
aConnect.clear();
GetConnect(aNodesIter,aConnect);
for (vtkIdType aNodeId = 0; aNodeId < aNbNodes; aNodeId++)
SetId(anIdList,mySMDS2VTKNodes,aConnect,aNodeId,aConnectivities[aNodeId]);
}
else {
for( vtkIdType aNodeId = 0; aNodesIter->more(); aNodeId++ ){
const SMDS_MeshElement* aNode = aNodesIter->next();
anIdList->SetId( aNodeId, mySMDS2VTKNodes[aNode->GetID()] );
}
}
}
}
vtkIdType aCurId = aConnectivity->InsertNextCell( anIdList );
aCellTypesArray->InsertNextValue( vtkElemType );
//Store diameters of the balls
if(aScalars) {
double aDiam = 0;
if (const SMDS_BallElement* ball = SMDS_Mesh::DownCast<SMDS_BallElement>(anElem) )
aDiam = ball->GetDiameter();
aScalars->SetTuple(aCurId,&aDiam);
}
iElem++;
}
}
SMDS_Mesh::CheckMemory(); // PAL16631
}
// Insert cells in grid
VTKViewer_CellLocationsArray* aCellLocationsArray = VTKViewer_CellLocationsArray::New();
aCellLocationsArray->SetNumberOfComponents( 1 );
aCellLocationsArray->SetNumberOfTuples( aNbCells );
SMDS_Mesh::CheckMemory(); // PAL16631
aConnectivity->InitTraversal();
for( vtkIdType idType = 0, *pts, npts; aConnectivity->GetNextCell( npts, pts ); idType++ )
aCellLocationsArray->SetValue( idType, aConnectivity->GetTraversalLocation( npts ) );
myGrid->SetCells( aCellTypesArray, aCellLocationsArray,aConnectivity );
myGrid->GetCellData()->SetScalars(aScalars);
aCellLocationsArray->Delete();
aCellTypesArray->Delete();
aConnectivity->Delete();
anIdList->Delete();
SMDS_Mesh::CheckMemory(); // PAL16631
}
//=================================================================================
// function : GetEdgeNodes
// purpose : Retrieve ids of nodes from edge of elements ( edge is numbered from 0 )
//=================================================================================
bool SMESH_VisualObjDef::GetEdgeNodes( const int theElemId,
const int theEdgeNum,
int& theNodeId1,
int& theNodeId2 ) const
{
const SMDS_Mesh* aMesh = GetMesh();
if ( aMesh == 0 )
return false;
const SMDS_MeshElement* anElem = aMesh->FindElement( theElemId );
if ( anElem == 0 )
return false;
int nbNodes = anElem->NbCornerNodes();
if (( theEdgeNum < 0 || theEdgeNum > 3 ) ||
( nbNodes != 3 && nbNodes != 4 ) ||
( theEdgeNum >= nbNodes ))
return false;
theNodeId1 = anElem->GetNode( theEdgeNum )->GetID();
theNodeId2 = anElem->GetNode(( theEdgeNum + 1 ) % nbNodes )->GetID();
return true;
}
vtkUnstructuredGrid* SMESH_VisualObjDef::GetUnstructuredGrid()
{
if ( !myLocalGrid && ( !GetMesh()->IsCompacted() || // !IsCompacted() is needed ???
GetMesh()->GetGrid()->GetMTime() > myGrid->GetMTime() ))
{
NulData(); // detach from the SMDS grid to allow immediate memory de-allocation in CompactMesh()
GetMesh()->CompactMesh();
if ( SMESHDS_Mesh* m = dynamic_cast<SMESHDS_Mesh*>( GetMesh() )) // IPAL53915
m->GetScript()->SetModified(false); // drop IsModified set in CompactMesh()
updateEntitiesFlags();
vtkUnstructuredGrid *theGrid = GetMesh()->GetGrid();
myGrid->ShallowCopy(theGrid);
}
return myGrid;
}
//=================================================================================
// function : IsValid
// purpose : Return true if there are some entities
//=================================================================================
bool SMESH_VisualObjDef::IsValid() const
{
return ( GetNbEntities(SMDSAbs_0DElement) > 0 ||
GetNbEntities(SMDSAbs_Ball ) > 0 ||
GetNbEntities(SMDSAbs_Edge ) > 0 ||
GetNbEntities(SMDSAbs_Face ) > 0 ||
GetNbEntities(SMDSAbs_Volume ) > 0 ||
GetNbEntities(SMDSAbs_Node ) > 0 );
}
//=================================================================================
// function : updateEntitiesFlags
// purpose : Update entities flags
//=================================================================================
void SMESH_VisualObjDef::updateEntitiesFlags()
{
unsigned int tmp = myEntitiesState;
ClearEntitiesFlags();
map<SMDSAbs_ElementType,int> entities = SMESH::GetEntitiesFromObject(this);
if( myEntitiesCache[SMDSAbs_0DElement] != 0 ||
myEntitiesCache[SMDSAbs_0DElement] >= entities[SMDSAbs_0DElement] )
myEntitiesState &= ~SMESH_Actor::e0DElements;
if( myEntitiesCache[SMDSAbs_Ball] != 0 ||
myEntitiesCache[SMDSAbs_Ball] >= entities[SMDSAbs_Ball] )
myEntitiesState &= ~SMESH_Actor::eBallElem;
if( myEntitiesCache[SMDSAbs_Edge] != 0 ||
myEntitiesCache[SMDSAbs_Edge] >= entities[SMDSAbs_Edge] )
myEntitiesState &= ~SMESH_Actor::eEdges;
if( myEntitiesCache[SMDSAbs_Face] != 0 ||
myEntitiesCache[SMDSAbs_Face] >= entities[SMDSAbs_Face] )
myEntitiesState &= ~SMESH_Actor::eFaces;
if( myEntitiesCache[SMDSAbs_Volume] != 0 ||
myEntitiesCache[SMDSAbs_Volume] >= entities[SMDSAbs_Volume] )
myEntitiesState &= ~SMESH_Actor::eVolumes;
if( tmp != myEntitiesState ) {
myEntitiesFlag = true;
}
myEntitiesCache = entities;
}
//=================================================================================
// function : ClearEntitiesFlags
// purpose : Clear the entities flags
//=================================================================================
void SMESH_VisualObjDef::ClearEntitiesFlags()
{
myEntitiesState = SMESH_Actor::eAllEntity;
myEntitiesFlag = false;
}
//=================================================================================
// function : GetEntitiesFlag
// purpose : Return the entities flag
//=================================================================================
bool SMESH_VisualObjDef::GetEntitiesFlag()
{
return myEntitiesFlag;
}
//=================================================================================
// function : GetEntitiesState
// purpose : Return the entities state
//=================================================================================
unsigned int SMESH_VisualObjDef::GetEntitiesState()
{
return myEntitiesState;
}
/*
Class : SMESH_MeshObj
Description : Class for visualisation of mesh
*/
//=================================================================================
// function : SMESH_MeshObj
// purpose : Constructor
//=================================================================================
SMESH_MeshObj::SMESH_MeshObj(SMESH::SMESH_Mesh_ptr theMesh):
myClient(SalomeApp_Application::orb(),theMesh)
{
myEmptyGrid = 0;
if ( MYDEBUG )
MESSAGE("SMESH_MeshObj - this = "<<this<<"; theMesh->_is_nil() = "<<theMesh->_is_nil());
}
//=================================================================================
// function : ~SMESH_MeshObj
// purpose : Destructor
//=================================================================================
SMESH_MeshObj::~SMESH_MeshObj()
{
if ( MYDEBUG )
MESSAGE("SMESH_MeshObj - this = "<<this<<"\n");
if ( myEmptyGrid )
myEmptyGrid->Delete();
}
//=================================================================================
// function : Update
// purpose : Update mesh and fill grid with new values if necessary
//=================================================================================
bool SMESH_MeshObj::Update( int theIsClear )
{
// Update SMDS_Mesh on client part
if ( MYDEBUG ) MESSAGE("SMESH_MeshObj::Update " << this);
if ( myClient.Update(theIsClear) || GetUnstructuredGrid()->GetNumberOfPoints()==0) {
if ( MYDEBUG ) MESSAGE("buildPrs");
buildPrs(); // Fill unstructured grid
return true;
}
return false;
}
bool SMESH_MeshObj::NulData()
{
if ( MYDEBUG ) MESSAGE ("SMESH_MeshObj::NulData() =============================================");
if (!myEmptyGrid)
{
myEmptyGrid = SMDS_UnstructuredGrid::New();
myEmptyGrid->Initialize();
myEmptyGrid->Allocate();
vtkPoints* points = vtkPoints::New();
points->SetNumberOfPoints(0);
myEmptyGrid->SetPoints( points );
points->Delete();
//myEmptyGrid->BuildLinks();
}
myGrid->ShallowCopy(myEmptyGrid);
return true;
}
//=================================================================================
// function : GetElemDimension
// purpose : Get dimension of element
//=================================================================================
int SMESH_MeshObj::GetElemDimension( const int theObjId )
{
const SMDS_MeshElement* anElem = myClient->FindElement( theObjId );
if ( anElem == 0 )
return 0;
int aType = anElem->GetType();
switch ( aType )
{
case SMDSAbs_0DElement : return 0;
case SMDSAbs_Ball : return 0;
case SMDSAbs_Edge : return 1;
case SMDSAbs_Face : return 2;
case SMDSAbs_Volume: return 3;
default : return 0;
}
}
//=================================================================================
// function : GetEntities
// purpose : Get entities of specified type. Return number of entities
//=================================================================================
int SMESH_MeshObj::GetNbEntities( const SMDSAbs_ElementType theType) const
{
switch ( theType )
{
case SMDSAbs_Node:
{
return myClient->NbNodes();
}
break;
case SMDSAbs_0DElement:
{
return myClient->Nb0DElements();
}
case SMDSAbs_Ball:
{
return myClient->NbBalls();
}
break;
case SMDSAbs_Edge:
{
return myClient->NbEdges();
}
break;
case SMDSAbs_Face:
{
return myClient->NbFaces();
}
break;
case SMDSAbs_Volume:
{
return myClient->NbVolumes();
}
break;
default:
return 0;
break;
}
}
int SMESH_MeshObj::GetEntities( const SMDSAbs_ElementType theType, TEntityList& theObjs ) const
{
theObjs.clear();
switch ( theType )
{
case SMDSAbs_Node:
{
SMDS_NodeIteratorPtr anIter = myClient->nodesIterator();
while ( anIter->more() ) theObjs.push_back( anIter->next() );
}
break;
case SMDSAbs_0DElement:
{
SMDS_ElemIteratorPtr anIter = myClient->elementsIterator(SMDSAbs_0DElement);
while ( anIter->more() ) theObjs.push_back( anIter->next() );
}
break;
case SMDSAbs_Ball:
{
SMDS_ElemIteratorPtr anIter = myClient->elementGeomIterator(SMDSGeom_BALL);
while ( anIter->more() ) theObjs.push_back( anIter->next() );
}
break;
case SMDSAbs_Edge:
{
SMDS_EdgeIteratorPtr anIter = myClient->edgesIterator();
while ( anIter->more() ) theObjs.push_back( anIter->next() );
}
break;
case SMDSAbs_Face:
{
SMDS_FaceIteratorPtr anIter = myClient->facesIterator();
while ( anIter->more() ) theObjs.push_back( anIter->next() );
}
break;
case SMDSAbs_Volume:
{
SMDS_VolumeIteratorPtr anIter = myClient->volumesIterator();
while ( anIter->more() ) theObjs.push_back( anIter->next() );
}
break;
default:
break;
}
return theObjs.size();
}
//=================================================================================
// function : UpdateFunctor
// purpose : Update functor in accordance with current mesh
//=================================================================================
void SMESH_MeshObj::UpdateFunctor( const SMESH::Controls::FunctorPtr& theFunctor )
{
theFunctor->SetMesh( GetMesh() );
}
//=================================================================================
// function : IsNodePrs
// purpose : Return true if node presentation is used
//=================================================================================
bool SMESH_MeshObj::IsNodePrs() const
{
return myClient->Nb0DElements() + myClient->NbEdges() + myClient->NbFaces() + myClient->NbVolumes() + myClient->NbBalls() == 0 ;
}
/*
Class : SMESH_SubMeshObj
Description : Base class for visualisation of submeshes and groups
*/
//=================================================================================
// function : SMESH_SubMeshObj
// purpose : Constructor
//=================================================================================
SMESH_SubMeshObj::SMESH_SubMeshObj( SMESH_MeshObj* theMeshObj )
{
if ( MYDEBUG ) MESSAGE( "SMESH_SubMeshObj - theMeshObj = " << theMeshObj );
myMeshObj = theMeshObj;
}
SMESH_SubMeshObj::~SMESH_SubMeshObj()
{
}
//=================================================================================
// function : GetElemDimension
// purpose : Get dimension of element
//=================================================================================
int SMESH_SubMeshObj::GetElemDimension( const int theObjId )
{
return myMeshObj == 0 ? 0 : myMeshObj->GetElemDimension( theObjId );
}
//=================================================================================
// function : UpdateFunctor
// purpose : Update functor in accordance with current mesh
//=================================================================================
void SMESH_SubMeshObj::UpdateFunctor( const SMESH::Controls::FunctorPtr& theFunctor )
{
theFunctor->SetMesh( myMeshObj->GetMesh() );
}
//=================================================================================
// function : Update
// purpose : Update mesh object and fill grid with new values
//=================================================================================
bool SMESH_SubMeshObj::Update( int theIsClear )
{
if ( MYDEBUG ) MESSAGE("SMESH_SubMeshObj::Update " << this)
bool changed = myMeshObj->Update( theIsClear );
buildPrs(true);
return changed;
}
/*
Class : SMESH_GroupObj
Description : Class for visualisation of groups
*/
//=================================================================================
// function : SMESH_GroupObj
// purpose : Constructor
//=================================================================================
SMESH_GroupObj::SMESH_GroupObj( SMESH::SMESH_GroupBase_ptr theGroup,
SMESH_MeshObj* theMeshObj )
: SMESH_SubMeshObj( theMeshObj ),
myGroupServer( SMESH::SMESH_GroupBase::_duplicate(theGroup) )
{
if ( MYDEBUG ) MESSAGE("SMESH_GroupObj - theGroup->_is_nil() = "<<theGroup->_is_nil());
myGroupServer->Register();
}
SMESH_GroupObj::~SMESH_GroupObj()
{
if ( MYDEBUG ) MESSAGE("~SMESH_GroupObj");
myGroupServer->UnRegister();
}
//=================================================================================
// function : IsNodePrs
// purpose : Return true if node presentation is used
//=================================================================================
bool SMESH_GroupObj::IsNodePrs() const
{
return myGroupServer->GetType() == SMESH::NODE;
}
//=================================================================================
// function : GetElementType
// purpose : Return type of elements of group
//=================================================================================
SMDSAbs_ElementType SMESH_GroupObj::GetElementType() const
{
return SMDSAbs_ElementType(myGroupServer->GetType());
}
//=================================================================================
// function : getNodesFromElems
// purpose : Retrieve nodes from elements
//=================================================================================
static int getNodesFromElems( SMESH::long_array_var& theElemIds,
const SMDS_Mesh* theMesh,
std::list<const SMDS_MeshElement*>& theResList )
{
set<const SMDS_MeshElement*> aNodeSet;
for ( CORBA::Long i = 0, n = theElemIds->length(); i < n; i++ )
{
const SMDS_MeshElement* anElem = theMesh->FindElement( theElemIds[ i ] );
if ( anElem != 0 )
{
SMDS_ElemIteratorPtr anIter = anElem->nodesIterator();
while ( anIter->more() )
{
const SMDS_MeshElement* aNode = anIter->next();
if ( aNode != 0 )
aNodeSet.insert( aNode );
}
}
}
set<const SMDS_MeshElement*>::const_iterator anIter;
for ( anIter = aNodeSet.begin(); anIter != aNodeSet.end(); ++anIter )
theResList.push_back( *anIter );
return theResList.size();
}
//=================================================================================
// function : getPointers
// purpose : Get std::list<const SMDS_MeshElement*> from list of IDs
//=================================================================================
static int getPointers( const SMDSAbs_ElementType theRequestType,
SMESH::long_array_var& theElemIds,
const SMDS_Mesh* theMesh,
std::list<const SMDS_MeshElement*>& theResList )
{
for ( CORBA::Long i = 0, n = theElemIds->length(); i < n; i++ )
{
const SMDS_MeshElement* anElem = theRequestType == SMDSAbs_Node
? theMesh->FindNode( theElemIds[ i ] ) : theMesh->FindElement( theElemIds[ i ] );
if ( anElem != 0 )
theResList.push_back( anElem );
}
return theResList.size();
}
//=================================================================================
// function : GetEntities
// purpose : Get entities of specified type. Return number of entities
//=================================================================================
int SMESH_GroupObj::GetNbEntities( const SMDSAbs_ElementType theType) const
{
if(SMDSAbs_ElementType(myGroupServer->GetType()) == theType) {
return myGroupServer->Size();
}
if ( theType == SMDSAbs_Node ) {
return myGroupServer->GetNumberOfNodes();
}
return 0;
}
int SMESH_GroupObj::GetEntities( const SMDSAbs_ElementType theType, TEntityList& theResList ) const
{
theResList.clear();
SMDS_Mesh* aMesh = myMeshObj->GetMesh();
if ( aMesh == 0 )
return 0;
SMDSAbs_ElementType aGrpType = SMDSAbs_ElementType(myGroupServer->GetType());
if ( aGrpType != theType && theType != SMDSAbs_Node )
return 0;
SMESH::long_array_var anIds = myGroupServer->GetListOfID();
if ( anIds->length() == 0 )
return 0;
if ( aGrpType == theType )
return getPointers( theType, anIds, aMesh, theResList );
else if ( theType == SMDSAbs_Node )
return getNodesFromElems( anIds, aMesh, theResList );
else
return 0;
}
/*
Class : SMESH_subMeshObj
Description : Class for visualisation of submeshes
*/
//=================================================================================
// function : SMESH_subMeshObj
// purpose : Constructor
//=================================================================================
SMESH_subMeshObj::SMESH_subMeshObj( SMESH::SMESH_subMesh_ptr theSubMesh,
SMESH_MeshObj* theMeshObj )
: SMESH_SubMeshObj( theMeshObj ),
mySubMeshServer( SMESH::SMESH_subMesh::_duplicate( theSubMesh ) )
{
if ( MYDEBUG ) MESSAGE( "SMESH_subMeshObj - theSubMesh->_is_nil() = " << theSubMesh->_is_nil() );
mySubMeshServer->Register();
}
SMESH_subMeshObj::~SMESH_subMeshObj()
{
if ( MYDEBUG ) MESSAGE( "~SMESH_subMeshObj" );
mySubMeshServer->UnRegister();
}
//=================================================================================
// function : GetEntities
// purpose : Get entities of specified type. Return number of entities
//=================================================================================
int SMESH_subMeshObj::GetNbEntities( const SMDSAbs_ElementType theType) const
{
switch ( theType )
{
case SMDSAbs_Node:
{
return mySubMeshServer->GetNumberOfNodes( /*all=*/true );
}
break;
case SMDSAbs_Ball:
case SMDSAbs_0DElement:
case SMDSAbs_Edge:
case SMDSAbs_Face:
case SMDSAbs_Volume:
{
SMESH::long_array_var anIds =
mySubMeshServer->GetElementsByType( SMESH::ElementType(theType) );
return anIds->length();
}
default:
return 0;
break;
}
}
int SMESH_subMeshObj::GetEntities( const SMDSAbs_ElementType theType, TEntityList& theResList ) const
{
theResList.clear();
SMDS_Mesh* aMesh = myMeshObj->GetMesh();
if ( aMesh == 0 )
return 0;
bool isNodal = IsNodePrs();
if ( isNodal )
{
if ( theType == SMDSAbs_Node )
{
SMESH::long_array_var anIds = mySubMeshServer->GetNodesId();
return getPointers( SMDSAbs_Node, anIds, aMesh, theResList );
}
}
else
{
if ( theType == SMDSAbs_Node )
{
SMESH::long_array_var anIds = mySubMeshServer->GetElementsId();
return getNodesFromElems( anIds, aMesh, theResList );
}
else
{
SMESH::long_array_var anIds =
mySubMeshServer->GetElementsByType( SMESH::ElementType(theType) );
return getPointers( theType, anIds, aMesh, theResList );
}
}
return 0;
}
//=================================================================================
// function : IsNodePrs
// purpose : Return true if node presentation is used
//=================================================================================
bool SMESH_subMeshObj::IsNodePrs() const
{
return mySubMeshServer->GetNumberOfElements() == 0;
}
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