1 // Copyright (C) 2007-2014 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, or (at your option) any later version.
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"
21 #include "OCC2VTK_internal.h"
23 #include <vtkObjectFactory.h>
25 #include <vtkPoints.h>
26 #include <vtkCellArray.h>
27 #include <vtkPolyData.h>
28 #include <vtkPolyDataMapper.h>
29 #include <vtkInformation.h>
30 #include <vtkInformationVector.h>
33 #include <BRep_Tool.hxx>
35 vtkStandardNewMacro(GEOM_VertexSource);
37 GEOM_VertexSource::GEOM_VertexSource()
39 myData = new VertexSourceInternal;
40 this->SetNumberOfInputPorts(0);
43 GEOM_VertexSource::~GEOM_VertexSource()
50 AddVertex(const TopoDS_Vertex& theVertex)
52 myData->myVertexSet.Add(theVertex);
59 myData->myVertexSet.Clear();
62 int GEOM_VertexSource::RequestData(vtkInformation *vtkNotUsed(request),
63 vtkInformationVector **vtkNotUsed(inputVector),
64 vtkInformationVector *outputVector)
66 vtkInformation *outInfo = outputVector->GetInformationObject(0);
67 vtkPolyData *aPolyData = vtkPolyData::SafeDownCast(
68 outInfo->Get(vtkDataObject::DATA_OBJECT()));
70 aPolyData->Allocate();
71 vtkPoints* aPts = vtkPoints::New();
72 aPolyData->SetPoints(aPts);
75 TVertexSet::Iterator anIter(myData->myVertexSet);
76 for(; anIter.More(); anIter.Next()){
77 const TopoDS_Vertex& aVertex = anIter.Value();
78 OCC2VTK(aVertex,aPolyData,aPts);
85 OCC2VTK(const TopoDS_Vertex& theVertex,
86 vtkPolyData* thePolyData,
89 gp_Pnt aPnt = BRep_Tool::Pnt(theVertex);
90 vtkIdType anId = thePts->InsertNextPoint(aPnt.X(),aPnt.Y(),aPnt.Z());
91 thePolyData->InsertNextCell(VTK_VERTEX,1,&anId);