ITK  4.1.0
Insight Segmentation and Registration Toolkit
itkAcosImageAdaptor.h
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00001 /*=========================================================================
00002  *
00003  *  Copyright Insight Software Consortium
00004  *
00005  *  Licensed under the Apache License, Version 2.0 (the "License");
00006  *  you may not use this file except in compliance with the License.
00007  *  You may obtain a copy of the License at
00008  *
00009  *         http://www.apache.org/licenses/LICENSE-2.0.txt
00010  *
00011  *  Unless required by applicable law or agreed to in writing, software
00012  *  distributed under the License is distributed on an "AS IS" BASIS,
00013  *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
00014  *  See the License for the specific language governing permissions and
00015  *  limitations under the License.
00016  *
00017  *=========================================================================*/
00018 #ifndef __itkAcosImageAdaptor_h
00019 #define __itkAcosImageAdaptor_h
00020 
00021 #include "itkImageAdaptor.h"
00022 #include "vnl/vnl_math.h"
00023 
00024 namespace itk
00025 {
00026 namespace Accessor
00027 {
00040 template< class TInternalType, class TExternalType >
00041 class ITK_EXPORT AcosPixelAccessor
00042 {
00043 public:
00044 
00047   typedef TExternalType ExternalType;
00048 
00051   typedef TInternalType InternalType;
00052 
00053   static inline void Set(TInternalType & output, const TExternalType & input)
00054   { output = (TInternalType)vcl_acos( (double)input ); }
00055 
00056   static inline TExternalType Get(const TInternalType & input)
00057   { return (TExternalType)vcl_acos( (double)input ); }
00058 };
00059 } // end namespace Accessor
00060 
00070 template< class TImage, class TOutputPixelType >
00071 class ITK_EXPORT AcosImageAdaptor:public
00072   ImageAdaptor< TImage, Accessor::AcosPixelAccessor<
00073                   typename TImage::PixelType,
00074                   TOutputPixelType > >
00075 {
00076 public:
00078   typedef AcosImageAdaptor Self;
00079   typedef ImageAdaptor< TImage, Accessor::AcosPixelAccessor<
00080                           typename TImage::PixelType,
00081                           TOutputPixelType > >             Superclass;
00082 
00083   typedef SmartPointer< Self >       Pointer;
00084   typedef SmartPointer< const Self > ConstPointer;
00085 
00087   itkNewMacro(Self);
00088 
00090   itkTypeMacro(AcosImageAdaptor, ImageAdaptor);
00091 protected:
00092   AcosImageAdaptor() {}
00093   virtual ~AcosImageAdaptor() {}
00094 private:
00095   AcosImageAdaptor(const Self &); //purposely not implemented
00096   void operator=(const Self &);   //purposely not implemented
00097 };
00098 } // end namespace itk
00100 
00101 #endif
00102