ITK  4.9.0
Insight Segmentation and Registration Toolkit
Public Member Functions | Static Private Attributes | List of all members
itk::Function::LanczosWindowFunction< VRadius, TInput, TOutput > Class Template Reference
Module ITKImageFunction

#include <itkWindowedSincInterpolateImageFunction.h>

Detailed Description

template<unsigned int VRadius, typename TInput = double, typename TOutput = double>
class itk::Function::LanczosWindowFunction< VRadius, TInput, TOutput >

Window function for sinc interpolation.

\[ w(x) = \textrm{sinc} ( \frac{x}{m} ) \]

Note: Paper referenced in WindowedSincInterpolateImageFunction gives an incorrect definition of this window function.

See Also
WindowedSincInterpolateImageFunction

Definition at line 103 of file itkWindowedSincInterpolateImageFunction.h.

Public Member Functions

TOutput operator() (const TInput &A) const
 

Static Private Attributes

static const double m_Factor
 

Member Function Documentation

template<unsigned int VRadius, typename TInput = double, typename TOutput = double>
TOutput itk::Function::LanczosWindowFunction< VRadius, TInput, TOutput >::operator() ( const TInput &  A) const
inline

Definition at line 106 of file itkWindowedSincInterpolateImageFunction.h.

References itk::Function::LanczosWindowFunction< VRadius, TInput, TOutput >::m_Factor.

Member Data Documentation

template<unsigned int VRadius, typename TInput = double, typename TOutput = double>
const double itk::Function::LanczosWindowFunction< VRadius, TInput, TOutput >::m_Factor
staticprivate

Equal to $ \frac{\pi}{m} $

Definition at line 116 of file itkWindowedSincInterpolateImageFunction.h.

Referenced by itk::Function::LanczosWindowFunction< VRadius, TInput, TOutput >::operator()().

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