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itkCosImageFilter.h

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00001 /*=========================================================================
00002 
00003   Program:   Insight Segmentation & Registration Toolkit
00004   Module:    $RCSfile: itkCosImageFilter.h,v $
00005   Language:  C++
00006   Date:      $Date: 2002/01/15 19:35:58 $
00007   Version:   $Revision: 1.15 $
00008 
00009   Copyright (c) 2002 Insight 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 __itkCosImageFilter_h
00018 #define __itkCosImageFilter_h
00019 
00020 #include "itkUnaryFunctorImageFilter.h"
00021 #include "vnl/vnl_math.h"
00022 
00023 namespace itk
00024 {
00025   
00044 namespace Functor {  
00045   
00046   template< class TInput, class TOutput>
00047   class Cos
00048   {
00049   public:
00050     Cos() {};
00051     ~Cos() {};
00052     inline TOutput operator()( const TInput & A )
00053     {
00054       return static_cast<TOutput>(cos( static_cast<double>(A)) );
00055     }
00056   }; 
00057 
00058 }
00059 template <class TInputImage, class TOutputImage>
00060 class ITK_EXPORT CosImageFilter :
00061     public
00062     UnaryFunctorImageFilter<TInputImage,TOutputImage, 
00063     Functor::Cos< 
00064               typename TInputImage::PixelType, 
00065               typename TOutputImage::PixelType>   >
00066 {
00067 public:
00069   typedef CosImageFilter  Self;
00070   typedef UnaryFunctorImageFilter<TInputImage,TOutputImage, 
00071     Functor::Cos< typename TInputImage::PixelType, 
00072                   typename TOutputImage::PixelType> >  Superclass;
00073   typedef SmartPointer<Self>   Pointer;
00074   typedef SmartPointer<const Self>  ConstPointer;
00075 
00077   itkNewMacro(Self);
00078   
00079 protected:
00080   CosImageFilter() {}
00081   virtual ~CosImageFilter() {}
00082 
00083 private:
00084   CosImageFilter(const Self&); //purposely not implemented
00085   void operator=(const Self&); //purposely not implemented
00086 
00087 };
00088 
00089 } // end namespace itk
00090 
00091 
00092 #endif

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