ITK  6.0.0
Insight Toolkit
itkSqrtImageFilter.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
8 *
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 itkSqrtImageFilter_h
19#define itkSqrtImageFilter_h
20
22#include "itkMath.h"
23
24namespace itk
25{
26namespace Functor
27{
33template <typename TInput, typename TOutput>
34class Sqrt
35{
36public:
37 bool
38 operator==(const Sqrt &) const
39 {
40 return true;
41 }
42
44
45 inline TOutput
46 operator()(const TInput & A) const
47 {
48 return static_cast<TOutput>(std::sqrt(static_cast<double>(A)));
49 }
50};
51} // namespace Functor
52
63template <typename TInputImage, typename TOutputImage>
64class ITK_TEMPLATE_EXPORT SqrtImageFilter : public UnaryGeneratorImageFilter<TInputImage, TOutputImage>
65{
66public:
67 ITK_DISALLOW_COPY_AND_MOVE(SqrtImageFilter);
68
75
77 itkNewMacro(Self);
78
80 itkOverrideGetNameOfClassMacro(SqrtImageFilter);
81
82#ifdef ITK_USE_CONCEPT_CHECKING
83 // Begin concept checking
86 // End concept checking
87#endif
88
89protected:
91 {
92#if !defined(ITK_WRAPPING_PARSER)
93 Superclass::SetFunctor(FunctorType());
94#endif
95 }
96
97 ~SqrtImageFilter() override = default;
98};
99} // end namespace itk
100
101#endif
TOutput operator()(const TInput &A) const
bool operator==(const Sqrt &) const
ITK_UNEQUAL_OPERATOR_MEMBER_FUNCTION(Sqrt)
Base class for all process objects that output image data.
The base class for all process objects (source, filters, mappers) in the Insight data processing pipe...
Computes the square root of each pixel.
~SqrtImageFilter() 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....