ITK  6.0.0
Insight Toolkit
itkHeavisideStepFunctionBase.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 itkHeavisideStepFunctionBase_h
19#define itkHeavisideStepFunctionBase_h
20
21#include "itkFunctionBase.h"
22#include "itkConceptChecking.h"
23
24namespace itk
25{
50template <typename TInput = float, typename TOutput = double>
51class ITK_TEMPLATE_EXPORT HeavisideStepFunctionBase : public FunctionBase<TInput, TOutput>
52{
53public:
54 ITK_DISALLOW_COPY_AND_MOVE(HeavisideStepFunctionBase);
55
60
62 itkOverrideGetNameOfClassMacro(HeavisideStepFunctionBase);
63
64
65 using typename Superclass::InputType;
66 using typename Superclass::OutputType;
67
70 Evaluate(const InputType & input) const override = 0;
71
73 virtual OutputType
74 EvaluateDerivative(const InputType & input) const = 0;
75
76#ifdef ITK_USE_CONCEPT_CHECKING
77 itkConceptMacro(DoubleConvertibleToInputCheck, (Concept::Convertible<double, TInput>));
78
79 itkConceptMacro(DoubleConvertibleToOutputCheck, (Concept::Convertible<double, TOutput>));
80#endif // ITK_USE_CONCEPT_CHECKING
81
82protected:
84 : Superclass()
85 {}
86 ~HeavisideStepFunctionBase() override = default;
87};
88} // namespace itk
89
90#endif
Base class for all ITK function objects.
Base class of the Heaviside function.
virtual OutputType EvaluateDerivative(const InputType &input) const =0
~HeavisideStepFunctionBase() override=default
OutputType Evaluate(const InputType &input) const override=0
#define itkConceptMacro(name, concept)
The "itk" namespace contains all Insight Segmentation and Registration Toolkit (ITK) classes....