ITK  6.0.0
Insight Toolkit
itkSquareImageFilter.h
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1/*=========================================================================
2 *
3 * Copyright NumFOCUS
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
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9 * https://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 itkSquareImageFilter_h
19#define itkSquareImageFilter_h
20
22
23namespace itk
24{
37namespace Functor
38{
39template <typename TInput, typename TOutput>
40class Square
41{
42public:
44 bool
45 operator==(const Square &) const
46 {
47 return true;
48 }
49
51
52 inline TOutput
53 operator()(const TInput & A) const
54 {
55 const auto ra = static_cast<RealType>(A);
56
57 return static_cast<TOutput>(ra * ra);
58 }
59};
60} // namespace Functor
61template <typename TInputImage, typename TOutputImage>
62class ITK_TEMPLATE_EXPORT SquareImageFilter : public UnaryGeneratorImageFilter<TInputImage, TOutputImage>
63{
64public:
65 ITK_DISALLOW_COPY_AND_MOVE(SquareImageFilter);
66
73
75 itkNewMacro(Self);
76
78 itkOverrideGetNameOfClassMacro(SquareImageFilter);
79
80#ifdef ITK_USE_CONCEPT_CHECKING
81 // Begin concept checking
83 itkConceptMacro(RealTypeMultiplyOperatorCheck,
85 // End concept checking
86#endif
87
88protected:
90 {
91#if !defined(ITK_WRAPPING_PARSER)
92 Superclass::SetFunctor(FunctorType());
93#endif
94 }
95
96 ~SquareImageFilter() override = default;
97};
98} // end namespace itk
99
100#endif
bool operator==(const Square &) const
ITK_UNEQUAL_OPERATOR_MEMBER_FUNCTION(Square)
TOutput operator()(const TInput &A) const
typename NumericTraits< TInput >::RealType RealType
Base class for all process objects that output image data.
Define additional traits for native types such as int or float.
The base class for all process objects (source, filters, mappers) in the Insight data processing pipe...
Computes the square of the intensity values pixel-wise.
~SquareImageFilter() override=default
Implements pixel-wise generic "operation" on one image.
Functor::Add2< typename TInputImage1::PixelType, typename TInputImage2::PixelType, typename TOutputImage::PixelType > FunctorType
#define itkConceptMacro(name, concept)
The "itk" namespace contains all Insight Segmentation and Registration Toolkit (ITK) classes....