#include <itkHeavisideStepFunction.h>

Inheritance diagram for itk::HeavisideStepFunction< TInput, TOutput >:

Collaboration diagram for itk::HeavisideStepFunction< TInput, TOutput >:

Public Types
typedef SmartPointer< const Self >	ConstPointer
typedef Superclass::InputType	InputType
typedef Superclass::OutputType	OutputType
typedef SmartPointer< Self >	Pointer
typedef HeavisideStepFunction	Self
typedef HeavisideStepFunctionBase < TInput, TOutput >	Superclass
Public Types inherited from itk::HeavisideStepFunctionBase< TInput, TOutput >
Public Types inherited from itk::FunctionBase< TInput, TOutput >
Public Types inherited from itk::Object
Public Types inherited from itk::LightObject

Public Member Functions
virtual ::itk::LightObject::Pointer	CreateAnother (void) const
OutputType	Evaluate (const InputType &input) const
OutputType	EvaluateDerivative (const InputType &input) const
virtual const char *	GetNameOfClass () const
Public Member Functions inherited from itk::HeavisideStepFunctionBase< TInput, TOutput >
	typedef (Concept::Convertible< double, TInput >) DoubleConvertibleToInputCheck
	typedef (Concept::Convertible< double, TOutput >) DoubleConvertibleToOutputCheck

Static Public Member Functions
static Pointer	New ()

Protected Member Functions
	HeavisideStepFunction ()
	~HeavisideStepFunction ()
Protected Member Functions inherited from itk::HeavisideStepFunctionBase< TInput, TOutput >
	HeavisideStepFunctionBase ()
virtual	~HeavisideStepFunctionBase ()
Protected Member Functions inherited from itk::FunctionBase< TInput, TOutput >
	FunctionBase ()
	~FunctionBase ()
Protected Member Functions inherited from itk::Object
	Object ()
bool	PrintObservers (std::ostream &os, Indent indent) const
virtual void	PrintSelf (std::ostream &os, Indent indent) const
virtual void	SetTimeStamp (const TimeStamp &time)
virtual	~Object ()
Protected Member Functions inherited from itk::LightObject
virtual LightObject::Pointer	InternalClone () const
	LightObject ()
virtual void	PrintHeader (std::ostream &os, Indent indent) const
virtual void	PrintTrailer (std::ostream &os, Indent indent) const
virtual	~LightObject ()

Private Member Functions
	HeavisideStepFunction (const Self &)
void	operator= (const Self &)

Detailed Description

template<typename TInput = float, typename TOutput = double>
class itk::HeavisideStepFunction< TInput, TOutput >

Implementation of the classical Heaviside step function.

The Heaviside Step function is a piece-wise function:

http://en.wikipedia.org/wiki/Heaviside_step_function

Author:: Mosaliganti K., Smith B., Gelas A., Gouaillard A., Megason S.

This code was taken from the Insight Journal paper:

"Cell Tracking using Coupled Active Surfaces for Nuclei and Membranes"
http://www.insight-journal.org/browse/publication/642
http://hdl.handle.net/10380/3055

That is based on the papers:

"Level Set Segmentation: Active Contours without edge"
http://www.insight-journal.org/browse/publication/322
http://hdl.handle.net/1926/1532

and

"Level set segmentation using coupled active surfaces"
http://www.insight-journal.org/browse/publication/323
http://hdl.handle.net/1926/1533

Definition at line 59 of file itkHeavisideStepFunction.h.