ITK  4.3.0
Insight Segmentation and Registration Toolkit
itkMaximumProjectionImageFilter.h
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1 /*=========================================================================
2  *
3  * Copyright Insight Software Consortium
4  *
5  * Licensed under the Apache License, Version 2.0 (the "License");
6  * you may not use this file except in compliance with the License.
7  * You may obtain a copy of the License at
8  *
9  * http://www.apache.org/licenses/LICENSE-2.0.txt
10  *
11  * Unless required by applicable law or agreed to in writing, software
12  * distributed under the License is distributed on an "AS IS" BASIS,
13  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14  * See the License for the specific language governing permissions and
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16  *
17  *=========================================================================*/
18 #ifndef __itkMaximumProjectionImageFilter_h
19 #define __itkMaximumProjectionImageFilter_h
20 
22 #include "itkConceptChecking.h"
23 
24 namespace itk
25 {
46 namespace Functor
47 {
48 template< class TInputPixel >
50 {
51 public:
54 
55  inline void Initialize()
56  {
58  }
59 
60  inline void operator()(const TInputPixel & input)
61  {
62  m_Maximum = vnl_math_max(m_Maximum, input);
63  }
64 
65  inline TInputPixel GetValue()
66  {
67  return m_Maximum;
68  }
69 
70  TInputPixel m_Maximum;
71 };
72 } // end namespace Function
73 
74 template< class TInputImage, class TOutputImage >
76  public ProjectionImageFilter< TInputImage, TOutputImage,
77  Functor::MaximumAccumulator< typename TInputImage::PixelType > >
78 {
79 public:
81  typedef ProjectionImageFilter< TInputImage, TOutputImage,
83 
84  typedef TInputImage InputImageType;
85  typedef typename InputImageType::PixelType InputPixelType;
86 
89 
92 
94  itkNewMacro(Self);
95 
96 #ifdef ITK_USE_CONCEPT_CHECKING
97 
98  itkConceptMacro( InputPixelTypeGreaterThanComparable,
100  itkConceptMacro( InputHasNumericTraitsCheck,
102 
104 #endif
105 
106 protected:
109 
110 private:
111  MaximumProjectionImageFilter(const Self &); //purposely not implemented
112  void operator=(const Self &); //purposely not implemented
113 }; // end
114  // MaximumProjectionImageFilter
115 } //end namespace itk
116 
117 #endif
118