ITK  4.3.0
Insight Segmentation and Registration Toolkit
itkAsinImageFilter.h
Go to the documentation of this file.
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
15  * limitations under the License.
16  *
17  *=========================================================================*/
18 #ifndef __itkAsinImageFilter_h
19 #define __itkAsinImageFilter_h
20 
22 #include "vnl/vnl_math.h"
23 
24 namespace itk
25 {
26 namespace Functor
27 {
33 template< class TInput, class TOutput >
34 class Asin
35 {
36 public:
37  Asin() {}
38  ~Asin() {}
39  bool operator!=(const Asin &) const
40  {
41  return false;
42  }
44 
45  bool operator==(const Asin & other) const
46  {
47  return !( *this != other );
48  }
49 
50  inline TOutput operator()(const TInput & A) const
51  {
52  return static_cast< TOutput >(
53  vcl_asin(
54  static_cast< double >( A )
55  )
56  );
57  }
58 };
59 }
82 template< class TInputImage, class TOutputImage >
83 class ITK_EXPORT AsinImageFilter:
84  public
85  UnaryFunctorImageFilter< TInputImage, TOutputImage,
86  Functor::Asin<
87  typename TInputImage::PixelType,
88  typename TOutputImage::PixelType > >
89 {
90 public:
93  typedef UnaryFunctorImageFilter< TInputImage, TOutputImage,
95  typename TInputImage::PixelType,
96  typename TOutputImage::PixelType >
98 
101 
103  itkNewMacro(Self);
104 
106  itkTypeMacro(AsinImageFilter,
108 
109 #ifdef ITK_USE_CONCEPT_CHECKING
110 
111  itkConceptMacro( InputConvertibleToDoubleCheck,
113  itkConceptMacro( DoubleConvertibleToOutputCheck,
115 
117 #endif
118 
119 protected:
121  virtual ~AsinImageFilter() {}
122 
123 private:
124  AsinImageFilter(const Self &); //purposely not implemented
125  void operator=(const Self &); //purposely not implemented
126 };
127 } // end namespace itk
128 
129 #endif
130