vtkImageThreshold.h

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

  Program:   Visualization Toolkit
  Module:    vtkImageThreshold.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 vtkImageThreshold_h
#define vtkImageThreshold_h


#include "vtkImagingCoreModule.h" // For export macro
#include "vtkThreadedImageAlgorithm.h"

class VTKIMAGINGCORE_EXPORT vtkImageThreshold : public vtkThreadedImageAlgorithm
{
public:
  static vtkImageThreshold *New();
  vtkTypeMacro(vtkImageThreshold,vtkThreadedImageAlgorithm);
  void PrintSelf(ostream& os, vtkIndent indent);

  void ThresholdByUpper(double thresh);

  void ThresholdByLower(double thresh);

  void ThresholdBetween(double lower, double upper);


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


  void SetInValue(double val);
  vtkGetMacro(InValue, double);


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


  void SetOutValue(double val);
  vtkGetMacro(OutValue, double);


  vtkGetMacro(UpperThreshold, double);
  vtkGetMacro(LowerThreshold, double);


  vtkSetMacro(OutputScalarType, int);
  vtkGetMacro(OutputScalarType, int);
  void SetOutputScalarTypeToDouble()
    {this->SetOutputScalarType(VTK_DOUBLE);}
  void SetOutputScalarTypeToFloat()
    {this->SetOutputScalarType(VTK_FLOAT);}
  void SetOutputScalarTypeToLong()
    {this->SetOutputScalarType(VTK_LONG);}
  void SetOutputScalarTypeToUnsignedLong()
    {this->SetOutputScalarType(VTK_UNSIGNED_LONG);};
  void SetOutputScalarTypeToInt()
    {this->SetOutputScalarType(VTK_INT);}
  void SetOutputScalarTypeToUnsignedInt()
    {this->SetOutputScalarType(VTK_UNSIGNED_INT);}
  void SetOutputScalarTypeToShort()
    {this->SetOutputScalarType(VTK_SHORT);}
  void SetOutputScalarTypeToUnsignedShort()
    {this->SetOutputScalarType(VTK_UNSIGNED_SHORT);}
  void SetOutputScalarTypeToChar()
    {this->SetOutputScalarType(VTK_CHAR);}
  void SetOutputScalarTypeToSignedChar()
    {this->SetOutputScalarType(VTK_SIGNED_CHAR);}
  void SetOutputScalarTypeToUnsignedChar()
    {this->SetOutputScalarType(VTK_UNSIGNED_CHAR);}

protected:
  vtkImageThreshold();
  ~vtkImageThreshold() {}

  double UpperThreshold;
  double LowerThreshold;
  int ReplaceIn;
  double InValue;
  int ReplaceOut;
  double OutValue;

  int OutputScalarType;

  virtual int RequestInformation (vtkInformation *, vtkInformationVector **, vtkInformationVector *);

  void ThreadedRequestData(vtkInformation *request,
                           vtkInformationVector **inputVector,
                           vtkInformationVector *outputVector,
                           vtkImageData ***inData, vtkImageData **outData,
                           int extent[6], int id);

private:
  vtkImageThreshold(const vtkImageThreshold&) VTK_DELETE_FUNCTION;
  void operator=(const vtkImageThreshold&) VTK_DELETE_FUNCTION;
};

#endif