ITK: itkAtan2ImageFilter.h Source File

00001 /*========================================================================= 00002 00003 Program: Insight Segmentation & Registration Toolkit 00004 Module: $RCSfile: itkAtan2ImageFilter.h,v $ 00005 Language: C++ 00006 Date: $Date: 2003/09/10 14:28:43 $ 00007 Version: $Revision: 1.15 $ 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 __itkAtan2ImageFilter_h 00018 #define __itkAtan2ImageFilter_h 00019 00020 #include "itkBinaryFunctorImageFilter.h" 00021 #include "vnl/vnl_math.h" 00022 00023 namespace itk 00024 { 00025 00039 namespace Functor { 00040 00041 template< class TInput1, class TInput2, class TOutput> 00042 class Atan2 00043 { 00044 public: 00045 Atan2() {}; 00046 ~Atan2() {}; 00047 inline TOutput operator()( const TInput1 & A, const TInput2 & B) 00048 { 00049 return static_cast<TOutput>( 00050 atan2( 00051 static_cast<double>(A), 00052 static_cast<double>(B) ) 00053 ); 00054 } 00055 }; 00056 } 00057 00058 template <class TInputImage1, class TInputImage2, class TOutputImage> 00059 class ITK_EXPORT Atan2ImageFilter : 00060 public 00061 BinaryFunctorImageFilter<TInputImage1,TInputImage2,TOutputImage, 00062 Functor::Atan2< 00063 typename TInputImage1::PixelType, 00064 typename TInputImage2::PixelType, 00065 typename TOutputImage::PixelType> > 00066 { 00067 public: 00069 typedef Atan2ImageFilter Self; 00070 typedef BinaryFunctorImageFilter<TInputImage1,TInputImage2,TOutputImage, 00071 Functor::Atan2< 00072 typename TInputImage1::PixelType, 00073 typename TInputImage2::PixelType, 00074 typename TOutputImage::PixelType> 00075 > Superclass; 00076 typedef SmartPointer<Self> Pointer; 00077 typedef SmartPointer<const Self> ConstPointer; 00078 00080 itkNewMacro(Self); 00081 00082 protected: 00083 Atan2ImageFilter() {} 00084 virtual ~Atan2ImageFilter() {} 00085 00086 private: 00087 Atan2ImageFilter(const Self&); //purposely not implemented 00088 void operator=(const Self&); //purposely not implemented 00089 00090 }; 00091 00092 } // end namespace itk 00093 00094 00095 #endif