00001 /*========================================================================= 00002 00003 Program: Visualization Toolkit 00004 Module: vtkPerturbCoincidentVertices.h 00005 00006 Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen 00007 All rights reserved. 00008 See Copyright.txt or http://www.kitware.com/Copyright.htm for details. 00009 00010 This software is distributed WITHOUT ANY WARRANTY; without even 00011 the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR 00012 PURPOSE. See the above copyright notice for more information. 00013 00014 =========================================================================*/ 00015 /*------------------------------------------------------------------------- 00016 Copyright 2009 Sandia Corporation. 00017 Under the terms of Contract DE-AC04-94AL85000 with Sandia Corporation, 00018 the U.S. Government retains certain rights in this software. 00019 -------------------------------------------------------------------------*/ 00030 #ifndef __vtkPerturbCoincidentVertices_h 00031 #define __vtkPerturbCoincidentVertices_h 00032 00033 #include "vtkGraphAlgorithm.h" 00034 #include "vtkSmartPointer.h" // for ivars 00035 00036 class vtkCoincidentPoints; 00037 class vtkDataSet; 00038 00039 class VTK_INFOVIS_EXPORT vtkPerturbCoincidentVertices : public vtkGraphAlgorithm 00040 { 00041 public: 00042 static vtkPerturbCoincidentVertices* New(); 00043 vtkTypeMacro(vtkPerturbCoincidentVertices,vtkGraphAlgorithm); 00044 void PrintSelf(ostream& os, vtkIndent indent); 00045 00047 00048 vtkSetMacro(PerturbFactor,double); 00049 vtkGetMacro(PerturbFactor,double); 00051 00052 protected: 00053 vtkPerturbCoincidentVertices(); 00054 ~vtkPerturbCoincidentVertices(); 00055 00056 int RequestData( 00057 vtkInformation*, 00058 vtkInformationVector**, 00059 vtkInformationVector*); 00060 00061 private: 00062 00063 // This class might have more than one method of coincident resolution 00064 void SpiralPerturbation(vtkGraph *input, vtkGraph *output); 00065 void SimpleSpiralPerturbation(vtkGraph *input, vtkGraph *output, float perturbFactor); 00066 00067 float PerturbFactor; 00068 00069 vtkPerturbCoincidentVertices(const vtkPerturbCoincidentVertices&); // Not implemented 00070 void operator=(const vtkPerturbCoincidentVertices&); // Not implemented 00071 }; 00072 00073 #endif 00074
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