1 // Copyright (C) 2007-2012 CEA/DEN, EDF R&D, OPEN CASCADE
3 // This library is free software; you can redistribute it and/or
4 // modify it under the terms of the GNU Lesser General Public
5 // License as published by the Free Software Foundation; either
6 // version 2.1 of the License.
8 // This library is distributed in the hope that it will be useful,
9 // but WITHOUT ANY WARRANTY; without even the implied warranty of
10 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
11 // Lesser General Public License for more details.
13 // You should have received a copy of the GNU Lesser General Public
14 // License along with this library; if not, write to the Free Software
15 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
17 // See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
20 #include "GEOM_VertexSource.h"
22 #include <vtkObjectFactory.h>
24 #include <vtkPoints.h>
25 #include <vtkCellArray.h>
26 #include <vtkPolyData.h>
27 #include <vtkPolyDataMapper.h>
28 #include <vtkInformation.h>
29 #include <vtkInformationVector.h>
32 #include <BRep_Tool.hxx>
34 vtkStandardNewMacro(GEOM_VertexSource);
36 GEOM_VertexSource::GEOM_VertexSource()
38 this->SetNumberOfInputPorts(0);
41 GEOM_VertexSource::~GEOM_VertexSource()
47 AddVertex(const TopoDS_Vertex& theVertex)
49 myVertexSet.Add(theVertex);
52 int GEOM_VertexSource::RequestData(vtkInformation *vtkNotUsed(request),
53 vtkInformationVector **vtkNotUsed(inputVector),
54 vtkInformationVector *outputVector)
56 vtkInformation *outInfo = outputVector->GetInformationObject(0);
57 vtkPolyData *aPolyData = vtkPolyData::SafeDownCast(
58 outInfo->Get(vtkDataObject::DATA_OBJECT()));
60 aPolyData->Allocate();
61 vtkPoints* aPts = vtkPoints::New();
62 aPolyData->SetPoints(aPts);
65 TVertexSet::Iterator anIter(myVertexSet);
66 for(; anIter.More(); anIter.Next()){
67 const TopoDS_Vertex& aVertex = anIter.Value();
68 OCC2VTK(aVertex,aPolyData,aPts);
75 OCC2VTK(const TopoDS_Vertex& theVertex,
76 vtkPolyData* thePolyData,
79 gp_Pnt aPnt = BRep_Tool::Pnt(theVertex);
80 vtkIdType anId = thePts->InsertNextPoint(aPnt.X(),aPnt.Y(),aPnt.Z());
81 thePolyData->InsertNextCell(VTK_VERTEX,1,&anId);