ITK  4.13.0
Insight Segmentation and Registration Toolkit
itkAtanRegularizedHeavisideStepFunction.h
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18 #ifndef itkAtanRegularizedHeavisideStepFunction_h
19 #define itkAtanRegularizedHeavisideStepFunction_h
20 
22 
23 namespace itk
24 {
52 template< typename TInput = float, typename TOutput = double >
53 class ITK_TEMPLATE_EXPORT AtanRegularizedHeavisideStepFunction:
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 ITK_OVERRIDE;
72 
74  virtual OutputType EvaluateDerivative(const InputType & input) const ITK_OVERRIDE;
75 
76 protected:
77 
79  virtual ~AtanRegularizedHeavisideStepFunction() ITK_OVERRIDE;
80 
81 private:
82  ITK_DISALLOW_COPY_AND_ASSIGN(AtanRegularizedHeavisideStepFunction);
83 };
84 }
85 
86 #ifndef ITK_MANUAL_INSTANTIATION
87 #include "itkAtanRegularizedHeavisideStepFunction.hxx"
88 #endif
89 
90 #endif
Base class of the Regularized (smoothed) Heaviside functions.
RegularizedHeavisideStepFunction< TInput, TOutput > Superclass
Atan-based implementation of the Regularized (smoothed) Heaviside functions.