dox/GenericFiltering/vtkGenericCutter.h

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/*=========================================================================

  Program:   Visualization Toolkit
  Module:    vtkGenericCutter.h

  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
  All rights reserved.
  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.

     This software is distributed WITHOUT ANY WARRANTY; without even
     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
     PURPOSE.  See the above copyright notice for more information.

=========================================================================*/
#ifndef __vtkGenericCutter_h
#define __vtkGenericCutter_h

#include "vtkPolyDataAlgorithm.h"

class vtkContourValues;

class vtkImplicitFunction;
class vtkIncrementalPointLocator;
class vtkPointData;
class vtkCellData;

class VTK_GENERIC_FILTERING_EXPORT vtkGenericCutter : public vtkPolyDataAlgorithm
{
public:
  vtkTypeMacro(vtkGenericCutter,vtkPolyDataAlgorithm);
  void PrintSelf(ostream& os, vtkIndent indent);

  static vtkGenericCutter *New();

  void SetValue(int i, double value);
 
  double GetValue(int i);

  double *GetValues();

  void GetValues(double *contourValues);
 
  void SetNumberOfContours(int number);

  int GetNumberOfContours();

  void GenerateValues(int numContours, double range[2]);

  void GenerateValues(int numContours, double rangeStart, double rangeEnd);

  unsigned long GetMTime();


  virtual void SetCutFunction(vtkImplicitFunction*);
  vtkGetObjectMacro(CutFunction,vtkImplicitFunction);


  vtkSetMacro(GenerateCutScalars,int);
  vtkGetMacro(GenerateCutScalars,int);
  vtkBooleanMacro(GenerateCutScalars,int);


  void SetLocator(vtkIncrementalPointLocator *locator);
  vtkGetObjectMacro(Locator,vtkIncrementalPointLocator);

  void CreateDefaultLocator();

protected:
  vtkGenericCutter(vtkImplicitFunction *cf=NULL);
  ~vtkGenericCutter();
  

  int RequestData(vtkInformation *, vtkInformationVector **, vtkInformationVector *);
  int FillInputPortInformation(int, vtkInformation*);
  
  vtkImplicitFunction *CutFunction;
  vtkIncrementalPointLocator *Locator;
  vtkContourValues    *ContourValues;
  int                 GenerateCutScalars;
  
  // Used internal by vtkGenericAdaptorCell::Contour()
  vtkPointData *InternalPD;
  vtkPointData *SecondaryPD;
  vtkCellData  *SecondaryCD;

private:
  vtkGenericCutter(const vtkGenericCutter&);  // Not implemented.
  void operator=(const vtkGenericCutter&);  // Not implemented.
};

#endif

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