ITK  4.3.0
Insight Segmentation and Registration Toolkit
itkAtanRegularizedHeavisideStepFunction.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 __itkAtanRegularizedHeavisideStepFunction_h
19 #define __itkAtanRegularizedHeavisideStepFunction_h
20 
22 
23 namespace itk
24 {
52 template< typename TInput = float, typename TOutput = double >
54  public RegularizedHeavisideStepFunction< TInput, TOutput >
55 {
56 public:
61 
62  itkNewMacro(Self);
63 
65 
66  typedef typename Superclass::InputType InputType;
68  typedef typename Superclass::RealType RealType;
69 
71  virtual OutputType Evaluate(const InputType & input) const;
72 
74  virtual OutputType EvaluateDerivative(const InputType & input) const;
75 
76 protected:
77 
80 
81 private:
84  void operator=(const Self &);
85 };
86 }
88 
89 #ifndef ITK_MANUAL_INSTANTIATION
90 #include "itkAtanRegularizedHeavisideStepFunction.hxx"
91 #endif
92 
93 #endif
94