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vtkImageVariance3D Class Reference

Variance in a neighborhood. More...

#include <vtkImageVariance3D.h>

Inheritance diagram for vtkImageVariance3D:
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Collaboration diagram for vtkImageVariance3D:
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Public Types

typedef vtkImageSpatialAlgorithm Superclass
 
- Public Types inherited from vtkImageSpatialAlgorithm
typedef vtkThreadedImageAlgorithm Superclass
 

Public Member Functions

virtual int IsA (const char *type)
 
vtkImageVariance3DNewInstance () const
 
void PrintSelf (ostream &os, vtkIndent indent)
 
void SetKernelSize (int size0, int size1, int size2)
 
- Public Member Functions inherited from vtkImageSpatialAlgorithm
vtkImageSpatialAlgorithmNewInstance () const
 
void PrintSelf (ostream &os, vtkIndent indent)
 
virtual int * GetKernelSize ()
 
virtual void GetKernelSize (int &, int &, int &)
 
virtual void GetKernelSize (int[3])
 
virtual int * GetKernelMiddle ()
 
virtual void GetKernelMiddle (int &, int &, int &)
 
virtual void GetKernelMiddle (int[3])
 

Static Public Member Functions

static vtkImageVariance3DNew ()
 
static int IsTypeOf (const char *type)
 
static vtkImageVariance3DSafeDownCast (vtkObjectBase *o)
 
- Static Public Member Functions inherited from vtkImageSpatialAlgorithm
static vtkImageSpatialAlgorithmNew ()
 
static int IsTypeOf (const char *type)
 
static vtkImageSpatialAlgorithmSafeDownCast (vtkObjectBase *o)
 

Protected Member Functions

virtual vtkObjectBase * NewInstanceInternal () const
 
 vtkImageVariance3D ()
 
 ~vtkImageVariance3D ()
 
virtual int RequestInformation (vtkInformation *request, vtkInformationVector **inputVector, vtkInformationVector *outputVector)
 
void ThreadedRequestData (vtkInformation *request, vtkInformationVector **inputVector, vtkInformationVector *outputVector, vtkImageData ***inData, vtkImageData **outData, int extent[6], int id)
 
virtual int RequestData (vtkInformation *request, vtkInformationVector **inputVector, vtkInformationVector *outputVector)
 
- Protected Member Functions inherited from vtkImageSpatialAlgorithm
 vtkImageSpatialAlgorithm ()
 
 ~vtkImageSpatialAlgorithm ()
 
void ComputeOutputWholeExtent (int extent[6], int handleBoundaries)
 
virtual int RequestUpdateExtent (vtkInformation *, vtkInformationVector **, vtkInformationVector *)
 
void InternalRequestUpdateExtent (int *extent, int *inExtent, int *wholeExtent)
 

Protected Attributes

vtkImageEllipsoidSourceEllipse
 
- Protected Attributes inherited from vtkImageSpatialAlgorithm
int KernelSize [3]
 
int KernelMiddle [3]
 
int HandleBoundaries
 

Detailed Description

Variance in a neighborhood.

vtkImageVariance3D replaces each pixel with a measurement of pixel variance in a elliptical neighborhood centered on that pixel. The value computed is not exactly the variance. The difference between the neighbor values and center value is computed and squared for each neighbor. These values are summed and divided by the total number of neighbors to produce the output value.

Tests:
vtkImageVariance3D (Tests)

Definition at line 38 of file vtkImageVariance3D.h.

Member Typedef Documentation

Definition at line 42 of file vtkImageVariance3D.h.

Constructor & Destructor Documentation

vtkImageVariance3D::vtkImageVariance3D ( )
protected
vtkImageVariance3D::~vtkImageVariance3D ( )
protected

Member Function Documentation

static vtkImageVariance3D* vtkImageVariance3D::New ( )
static
static int vtkImageVariance3D::IsTypeOf ( const char *  type)
static
virtual int vtkImageVariance3D::IsA ( const char *  type)
virtual

Reimplemented from vtkImageSpatialAlgorithm.

static vtkImageVariance3D* vtkImageVariance3D::SafeDownCast ( vtkObjectBase *  o)
static
virtual vtkObjectBase* vtkImageVariance3D::NewInstanceInternal ( ) const
protectedvirtual

Reimplemented from vtkImageSpatialAlgorithm.

vtkImageVariance3D* vtkImageVariance3D::NewInstance ( ) const
void vtkImageVariance3D::PrintSelf ( ostream &  os,
vtkIndent  indent 
)
void vtkImageVariance3D::SetKernelSize ( int  size0,
int  size1,
int  size2 
)

This method sets the size of the neighborhood. It also sets the default middle of the neighborhood and computes the Elliptical foot print.

virtual int vtkImageVariance3D::RequestInformation ( vtkInformation *  request,
vtkInformationVector **  inputVector,
vtkInformationVector *  outputVector 
)
protectedvirtual

Reimplemented from vtkImageSpatialAlgorithm.

void vtkImageVariance3D::ThreadedRequestData ( vtkInformation *  request,
vtkInformationVector **  inputVector,
vtkInformationVector *  outputVector,
vtkImageData ***  inData,
vtkImageData **  outData,
int  extent[6],
int  id 
)
protected
virtual int vtkImageVariance3D::RequestData ( vtkInformation *  request,
vtkInformationVector **  inputVector,
vtkInformationVector *  outputVector 
)
protectedvirtual

Member Data Documentation

vtkImageEllipsoidSource* vtkImageVariance3D::Ellipse
protected

Definition at line 54 of file vtkImageVariance3D.h.


The documentation for this class was generated from the following file: