X-Git-Url: http://git.salome-platform.org/gitweb/?p=modules%2Fsmesh.git;a=blobdiff_plain;f=src%2FSMDS%2FSMDS_MeshNode.cxx;h=554f0fa7115dd75e0e8e021c97be94f90a051694;hp=78a9b70dadc1a072b813357132b3b60422019702;hb=88141f757b048eaa5aae0be49faaf274448bbcaf;hpb=bef9beee88cac57394b8dc3bc914381c1a2fff83 diff --git a/src/SMDS/SMDS_MeshNode.cxx b/src/SMDS/SMDS_MeshNode.cxx index 78a9b70da..554f0fa71 100644 --- a/src/SMDS/SMDS_MeshNode.cxx +++ b/src/SMDS/SMDS_MeshNode.cxx @@ -1,83 +1,320 @@ -using namespace std; -// File: SMDS_MeshNode.cxx -// Created: Wed Jan 23 17:02:11 2002 -// Author: Jean-Michel BOULCOURT -// +// Copyright (C) 2007-2016 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 SMDS : implementation of Salome mesh data structure +// +#ifdef _MSC_VER +#pragma warning(disable:4786) +#endif -#include "SMDS_MeshNode.ixx" -#include "SMDS_ListIteratorOfListOfMeshElement.hxx" +#include "SMDS_MeshNode.hxx" #include "SMDS_SpacePosition.hxx" +#include "SMDS_IteratorOfElements.hxx" +#include "SMDS_Mesh.hxx" +#include -static Handle(SMDS_Position)& StaticInstancePosition() -{ - static Handle(SMDS_SpacePosition) staticpos; - if (staticpos.IsNull()) - staticpos = new SMDS_SpacePosition(); +#include "utilities.h" +#include "Utils_SALOME_Exception.hxx" +#include - return staticpos; -} +using namespace std; + +int SMDS_MeshNode::nbNodes =0; //======================================================================= //function : SMDS_MeshNode -//purpose : +//purpose : //======================================================================= +SMDS_MeshNode::SMDS_MeshNode() : + SMDS_MeshElement(-1, -1, 0), + myPosition(SMDS_SpacePosition::originSpacePosition()) +{ + nbNodes++; +} -SMDS_MeshNode::SMDS_MeshNode(const Standard_Integer ID, - const Standard_Real x, const Standard_Real y, const Standard_Real z) : - SMDS_MeshElement(ID,1,SMDSAbs_Node),myPnt(x,y,z),myPosition(StaticInstancePosition()) +SMDS_MeshNode::SMDS_MeshNode(int id, int meshId, int shapeId, double x, double y, double z): + SMDS_MeshElement(id, meshId, shapeId), + myPosition(SMDS_SpacePosition::originSpacePosition()) { + nbNodes++; + init(id, meshId, shapeId, x, y ,z); } +void SMDS_MeshNode::init(int id, int meshId, int shapeId, double x, double y, double z) +{ + SMDS_MeshElement::init(id, meshId, shapeId); + myVtkID = id - 1; + assert(myVtkID >= 0); + SMDS_UnstructuredGrid * grid = SMDS_Mesh::_meshList[myMeshId]->getGrid(); + vtkPoints *points = grid->GetPoints(); + points->InsertPoint(myVtkID, x, y, z); + if ( grid->HasLinks() ) + grid->GetLinks()->ResizeForPoint( myVtkID ); +} + +SMDS_MeshNode::~SMDS_MeshNode() +{ + nbNodes--; + if ( myPosition && myPosition != SMDS_SpacePosition::originSpacePosition() ) + delete myPosition, myPosition = 0; +} //======================================================================= //function : RemoveInverseElement -//purpose : +//purpose : //======================================================================= -void SMDS_MeshNode::RemoveInverseElement(const Handle(SMDS_MeshElement)& parent) +void SMDS_MeshNode::RemoveInverseElement(const SMDS_MeshElement * elem) { - - SMDS_ListIteratorOfListOfMeshElement itLstInvCnx(myInverseElements); - - for (;itLstInvCnx.More();itLstInvCnx.Next()) { - Handle(SMDS_MeshElement)& ME = itLstInvCnx.Value(); - if (ME->IsSame(parent)) - myInverseElements.Remove(itLstInvCnx); - if (!itLstInvCnx.More()) - break; - } + if ( SMDS_Mesh::_meshList[myMeshId]->getGrid()->HasLinks() ) + SMDS_Mesh::_meshList[myMeshId]->getGrid()->RemoveReferenceToCell(myVtkID, elem->getVtkId()); } - //======================================================================= //function : Print -//purpose : +//purpose : //======================================================================= -void SMDS_MeshNode::Print(Standard_OStream& OS) const +void SMDS_MeshNode::Print(ostream & OS) const { - OS << "Node <" << myID << "> : X = " << myPnt.X() << " Y = " << myPnt.Y() << " Z = " << myPnt.Z() << endl; + OS << "Node <" << myID << "> : X = " << X() << " Y = " + << Y() << " Z = " << Z() << endl; } - //======================================================================= //function : SetPosition -//purpose : +//purpose : //======================================================================= -void SMDS_MeshNode::SetPosition(const Handle(SMDS_Position)& aPos) +void SMDS_MeshNode::SetPosition(const SMDS_PositionPtr& aPos) { + if ( myPosition && + myPosition != SMDS_SpacePosition::originSpacePosition() && + myPosition != aPos ) + delete myPosition; myPosition = aPos; } //======================================================================= //function : GetPosition -//purpose : +//purpose : //======================================================================= -Handle(SMDS_Position) SMDS_MeshNode::GetPosition() const +const SMDS_PositionPtr& SMDS_MeshNode::GetPosition() const { return myPosition; } +//======================================================================= +/*! + * \brief Iterator on list of elements + */ +//======================================================================= + +class SMDS_MeshNode_MyInvIterator: public SMDS_ElemIterator +{ +private: + SMDS_Mesh* myMesh; + vtkIdType* myCells; + int myNcells; + SMDSAbs_ElementType myType; + int iter; + vector cellList; + +public: + SMDS_MeshNode_MyInvIterator(SMDS_Mesh *mesh, vtkIdType* cells, int ncells, SMDSAbs_ElementType type) : + myMesh(mesh), myCells(cells), myNcells(ncells), myType(type), iter(0) + { + if ( ncells ) + { + cellList.reserve( ncells ); + if (type == SMDSAbs_All) + { + cellList.assign( cells, cells + ncells ); + } + else + { + for (int i = 0; i < ncells; i++) + { + int vtkId = cells[i]; + int smdsId = myMesh->fromVtkToSmds(vtkId); + const SMDS_MeshElement* elem = myMesh->FindElement(smdsId); + if (elem->GetType() == type) + { + cellList.push_back(vtkId); + } + } + } + myCells = cellList.empty() ? 0 : &cellList[0]; + myNcells = cellList.size(); + } + } + + bool more() + { + return (iter < myNcells); + } + + const SMDS_MeshElement* next() + { + int vtkId = myCells[iter]; + int smdsId = myMesh->fromVtkToSmds(vtkId); + const SMDS_MeshElement* elem = myMesh->FindElement(smdsId); + if (!elem) + { + MESSAGE("SMDS_MeshNode_MyInvIterator problem Null element"); + throw SALOME_Exception("SMDS_MeshNode_MyInvIterator problem Null element"); + } + iter++; + return elem; + } +}; + +SMDS_ElemIteratorPtr SMDS_MeshNode::GetInverseElementIterator(SMDSAbs_ElementType type) const +{ + if ( SMDS_Mesh::_meshList[myMeshId]->NbElements() > 0 ) // avoid building links + { + vtkCellLinks::Link& l = SMDS_Mesh::_meshList[myMeshId]->getGrid()->GetLinks()->GetLink(myVtkID); + return SMDS_ElemIteratorPtr(new SMDS_MeshNode_MyInvIterator(SMDS_Mesh::_meshList[myMeshId], l.cells, l.ncells, type)); + } + else + { + return SMDS_ElemIteratorPtr(new SMDS_MeshNode_MyInvIterator(SMDS_Mesh::_meshList[myMeshId], 0, 0, type)); + } +} + +SMDS_ElemIteratorPtr SMDS_MeshNode::elementsIterator(SMDSAbs_ElementType type) const +{ + if ( type == SMDSAbs_Node ) + return SMDS_MeshElement::elementsIterator( SMDSAbs_Node ); + else + return GetInverseElementIterator( type ); +} + +int SMDS_MeshNode::NbNodes() const +{ + return 1; +} + +double* SMDS_MeshNode::getCoord() const +{ + return SMDS_Mesh::_meshList[myMeshId]->getGrid()->GetPoint(myVtkID); +} + +double SMDS_MeshNode::X() const +{ + double *coord = getCoord(); + return coord[0]; +} + +double SMDS_MeshNode::Y() const +{ + double *coord = getCoord(); + return coord[1]; +} + +double SMDS_MeshNode::Z() const +{ + double *coord = getCoord(); + return coord[2]; +} + +//================================================================================ +/*! + * \brief thread safe getting coords + */ +//================================================================================ + +void SMDS_MeshNode::GetXYZ(double xyz[3]) const +{ + return SMDS_Mesh::_meshList[myMeshId]->getGrid()->GetPoint(myVtkID,xyz); +} + +//================================================================================ +void SMDS_MeshNode::setXYZ(double x, double y, double z) +{ + SMDS_Mesh *mesh = SMDS_Mesh::_meshList[myMeshId]; + vtkPoints *points = mesh->getGrid()->GetPoints(); + points->InsertPoint(myVtkID, x, y, z); + mesh->adjustBoundingBox(x, y, z); + mesh->setMyModified(); +} + +SMDSAbs_ElementType SMDS_MeshNode::GetType() const +{ + return SMDSAbs_Node; +} + +vtkIdType SMDS_MeshNode::GetVtkType() const +{ + return VTK_VERTEX; +} + +//======================================================================= +//function : AddInverseElement +//purpose : +//======================================================================= +void SMDS_MeshNode::AddInverseElement(const SMDS_MeshElement* ME) +{ + SMDS_UnstructuredGrid* grid = SMDS_Mesh::_meshList[myMeshId]->getGrid(); + if ( grid->HasLinks() ) + { + vtkCellLinks *Links = grid->GetLinks(); + Links->ResizeCellList(myVtkID, 1); + Links->AddCellReference(ME->getVtkId(), myVtkID); + } +} + +//======================================================================= +//function : ClearInverseElements +//purpose : +//======================================================================= +void SMDS_MeshNode::ClearInverseElements() +{ + SMDS_Mesh::_meshList[myMeshId]->getGrid()->ResizeCellList(myVtkID, 0); +} + +//================================================================================ +/*! + * \brief Count inverse elements of given type + */ +//================================================================================ + +int SMDS_MeshNode::NbInverseElements(SMDSAbs_ElementType type) const +{ + int nb = 0; + if ( SMDS_Mesh::_meshList[myMeshId]->NbElements() > 0 ) // avoid building links + { + vtkCellLinks::Link& l = SMDS_Mesh::_meshList[myMeshId]->getGrid()->GetLinks()->GetLink(myVtkID); + + if ( type == SMDSAbs_All ) + return l.ncells; + + SMDS_Mesh *mesh = SMDS_Mesh::_meshList[myMeshId]; + for ( int i = 0; i < l.ncells; i++ ) + { + const SMDS_MeshElement* elem = mesh->FindElement( mesh->fromVtkToSmds( l.cells[i] )); + nb += ( elem->GetType() == type ); + } + } + return nb; +}