ITK  4.13.0
Insight Segmentation and Registration Toolkit
itkHeavisideStepFunction.h
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18 #ifndef itkHeavisideStepFunction_h
19 #define itkHeavisideStepFunction_h
20 
22 #include "itkNumericTraits.h"
23 
24 namespace itk
25 {
58 template< typename TInput = float, typename TOutput = double >
59 class ITK_TEMPLATE_EXPORT HeavisideStepFunction:
60  public HeavisideStepFunctionBase< TInput, TOutput >
61 {
62 public:
67 
68  itkNewMacro(Self);
69 
71 
72  typedef typename Superclass::InputType InputType;
73  typedef typename Superclass::OutputType OutputType;
74 
76  OutputType Evaluate(const InputType & input) const ITK_OVERRIDE;
77 
79  OutputType EvaluateDerivative(const InputType & input) const ITK_OVERRIDE;
80 
81 protected:
83  ~HeavisideStepFunction() ITK_OVERRIDE;
84 
85 private:
86  ITK_DISALLOW_COPY_AND_ASSIGN(HeavisideStepFunction);
87 };
88 }
89 
90 #ifndef ITK_MANUAL_INSTANTIATION
91 #include "itkHeavisideStepFunction.hxx"
92 #endif
93 
94 #endif
Implementation of the classical Heaviside step function.
HeavisideStepFunctionBase< TInput, TOutput > Superclass
Superclass::OutputType OutputType
Base class for all ITK function objects.
SmartPointer< const Self > ConstPointer
Base class of the Heaviside function.