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itkRobustAutomaticThresholdCalculator.h

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00001 /*=========================================================================
00002 
00003   Program:   Insight Segmentation & Registration Toolkit
00004   Module:    $RCSfile: itkRobustAutomaticThresholdCalculator.h,v $
00005   Language:  C++
00006   Date:      $Date: 2009-04-23 03:43:42 $
00007   Version:   $Revision: 1.2 $
00008 
00009   Copyright (c) Insight Software Consortium. All rights reserved.
00010   See ITKCopyright.txt or http://www.itk.org/HTML/Copyright.htm for details.
00011 
00012      This software is distributed WITHOUT ANY WARRANTY; without even 
00013      the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR 
00014      PURPOSE.  See the above copyright notices for more information.
00015 
00016 =========================================================================*/
00017 #ifndef __itkRobustAutomaticThresholdCalculator_h
00018 #define __itkRobustAutomaticThresholdCalculator_h
00019 
00020 #include "itkMacro.h"
00021 #include "itkImage.h"
00022 
00023 namespace itk
00024 {
00025 
00031 template < class TInputImage, class TGradientImage >
00032 class ITK_EXPORT RobustAutomaticThresholdCalculator : public Object
00033 {
00034 public:
00036   typedef RobustAutomaticThresholdCalculator Self;
00037   typedef Object                             Superclass;
00038   typedef SmartPointer<Self>                 Pointer;
00039   typedef SmartPointer<const Self>           ConstPointer;
00040 
00042   itkNewMacro(Self);
00043 
00045   itkTypeMacro(RobustAutomaticThresholdCalculator, Object);
00046 
00048   itkStaticConstMacro(ImageDimension, unsigned int,
00049                       TInputImage::ImageDimension);
00050 
00052   typedef TInputImage    InputImageType;
00053   typedef TGradientImage GradientImageType;
00054 
00056   typedef typename InputImageType::Pointer         InputImagePointer;
00057   typedef typename InputImageType::ConstPointer    InputImageConstPointer;
00058   typedef typename GradientImageType::Pointer      GradientImagePointer;
00059   typedef typename GradientImageType::ConstPointer GradientImageConstPointer;
00060   typedef typename InputImageType::PixelType       InputPixelType;
00061   typedef typename GradientImageType::PixelType    GradientPixelType;
00062 
00064   virtual void SetInput( const InputImageType * image )
00065     {
00066     if ( m_Input != image )
00067       {
00068       m_Input = image;
00069       this->Modified();
00070       m_Valid = false;
00071       }
00072     }
00074 
00075   virtual void SetGradient( const GradientImageType * image )
00076     {
00077     if ( m_Gradient != image )
00078       {
00079       m_Gradient = image;
00080       this->Modified();
00081       m_Valid = false;
00082       }
00083     }
00084 
00085   itkSetMacro(Pow, double);
00086   itkGetConstMacro(Pow, double);
00087 
00093   void Compute( void );
00094 
00095   const InputPixelType & GetOutput() const;
00096 
00097 protected:
00098   RobustAutomaticThresholdCalculator();
00099   virtual ~RobustAutomaticThresholdCalculator() {};
00100   void PrintSelf(std::ostream& os, Indent indent) const;
00101 
00102 private:
00103   RobustAutomaticThresholdCalculator(const Self&); //purposely not implemented
00104   void operator=(const Self&); //purposely not implemented
00105 
00106   bool           m_Valid;                      // Have moments been computed yet?
00107   double         m_Pow;
00108   InputPixelType m_Output;
00109 
00110   InputImageConstPointer    m_Input;
00111   GradientImageConstPointer m_Gradient;
00112 
00113 };  // class RobustAutomaticThresholdCalculator
00114 
00115 } // end namespace itk
00116 
00117 
00118 #ifndef ITK_MANUAL_INSTANTIATION
00119 #include "itkRobustAutomaticThresholdCalculator.txx"
00120 #endif
00121 
00122 #endif /* __itkRobustAutomaticThresholdCalculator_h */
00123 

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