ITK  4.1.0
Insight Segmentation and Registration Toolkit
itkAndImageFilter.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 __itkAndImageFilter_h
00019 #define __itkAndImageFilter_h
00020 
00021 #include "itkBinaryFunctorImageFilter.h"
00022 #include "itkNumericTraits.h"
00023 
00024 namespace itk
00025 {
00026 namespace Functor
00027 {
00033 template< class TInput1, class TInput2 = TInput1, class TOutput = TInput1 >
00034 class AND
00035 {
00036 public:
00037   AND() {}
00038   ~AND() {}
00039   bool operator!=(const AND &) const
00040   {
00041     return false;
00042   }
00044 
00045   bool operator==(const AND & other) const
00046   {
00047     return !( *this != other );
00048   }
00049 
00050   inline TOutput operator()(const TInput1 & A, const TInput2 & B) const
00051   {
00052     return static_cast< TOutput >( A & B );
00053   }
00054 };
00055 }
00081 template< class TInputImage1, class TInputImage2 = TInputImage1, class TOutputImage = TInputImage1 >
00082 class ITK_EXPORT AndImageFilter:
00083   public
00084   BinaryFunctorImageFilter< TInputImage1, TInputImage2, TOutputImage,
00085                             Functor::AND<
00086                               typename TInputImage1::PixelType,
00087                               typename TInputImage2::PixelType,
00088                               typename TOutputImage::PixelType >   >
00089 
00090 {
00091 public:
00093   typedef AndImageFilter Self;
00094   typedef BinaryFunctorImageFilter< TInputImage1, TInputImage2, TOutputImage,
00095                                     Functor::AND<
00096                                       typename TInputImage1::PixelType,
00097                                       typename TInputImage2::PixelType,
00098                                       typename TOutputImage::PixelType > > Superclass;
00099   typedef SmartPointer< Self >       Pointer;
00100   typedef SmartPointer< const Self > ConstPointer;
00101 
00103   itkNewMacro(Self);
00104 
00106   itkTypeMacro(AndImageFilter,
00107                BinaryFunctorImageFilter);
00108 
00109 #ifdef ITK_USE_CONCEPT_CHECKING
00110 
00111   itkConceptMacro( Input1Input2OutputLogicalOperatorsCheck,
00112                    ( Concept::LogicalOperators< typename TInputImage1::PixelType,
00113                                                 typename TInputImage2::PixelType,
00114                                                 typename TOutputImage::PixelType > ) );
00115 
00117 #endif
00118 protected:
00119   AndImageFilter() {}
00120   virtual ~AndImageFilter() {}
00121 private:
00122   AndImageFilter(const Self &); //purposely not implemented
00123   void operator=(const Self &); //purposely not implemented
00124 };
00125 } // end namespace itk
00127 
00128 #endif
00129