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itk::BSplineInterpolationWeightFunctionBase< TCoordRep, VSpaceDimension, VSplineOrder > Class Template Reference

#include <itkBSplineInterpolationWeightFunctionBase.h>

Inheritance diagram for itk::BSplineInterpolationWeightFunctionBase< TCoordRep, VSpaceDimension, VSplineOrder >:
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Collaboration diagram for itk::BSplineInterpolationWeightFunctionBase< TCoordRep, VSpaceDimension, VSplineOrder >:
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Public Types

typedef SmartPointer< const SelfConstPointer
typedef ContinuousIndex
< TCoordRep, VSpaceDimension > 
ContinuousIndexType
typedef Index< VSpaceDimension > IndexType
typedef SmartPointer< SelfPointer
typedef
BSplineInterpolationWeightFunctionBase 
Self
typedef Size< VSpaceDimension > SizeType
typedef FunctionBase
< ContinuousIndex< TCoordRep,
VSpaceDimension >, Array
< double > > 
Superclass
typedef Array< doubleWeightsType

Public Member Functions

void ComputeStartIndex (const ContinuousIndexType &index, IndexType &startIndex) const
virtual WeightsType Evaluate (const ContinuousIndexType &index) const
virtual void Evaluate (const ContinuousIndexType &cindex, const IndexType &startIndex, WeightsType &weights) const
virtual const char * GetClassName () const
virtual unsigned long GetNumberOfWeights () const
virtual const SizeTypeGetSupportSize ()
 itkStaticConstMacro (SpaceDimension, unsigned int, VSpaceDimension)
 itkStaticConstMacro (SplineOrder, unsigned int, VSplineOrder)
 itkStaticConstMacro (NumberOfWeights, unsigned long, GetConstNumberOfWeightsHackType::Value)

Protected Types

typedef
BSplineDerivativeKernelFunction2
< itkGetStaticConstMacro(SplineOrder) > 
DerivativeKernelType
typedef BSplineKernelFunction2
< itkGetStaticConstMacro(SplineOrder) > 
KernelType
typedef Matrix< double,
itkGetStaticConstMacro(SpaceDimension),
itkGetStaticConstMacro(SplineOrder)+1 > 
OneDWeightsType
typedef
BSplineSecondOrderDerivativeKernelFunction2
< itkGetStaticConstMacro(SplineOrder) > 
SecondOrderDerivativeKernelType
typedef Array2D< unsigned long > TableType
typedef KernelType::WeightArrayType WeightArrayType

Protected Member Functions

 BSplineInterpolationWeightFunctionBase ()
virtual void Compute1DWeights (const ContinuousIndexType &index, const IndexType &startIndex, OneDWeightsType &weights1D) const =0
virtual void PrintSelf (std::ostream &os, Indent indent) const
 ~BSplineInterpolationWeightFunctionBase ()

Protected Attributes

DerivativeKernelType::Pointer m_DerivativeKernel
KernelType::Pointer m_Kernel
unsigned long m_NumberOfWeights
TableType m_OffsetToIndexTable
SecondOrderDerivativeKernelType::Pointer m_SecondOrderDerivativeKernel
SizeType m_SupportSize

Private Member Functions

 BSplineInterpolationWeightFunctionBase (const Self &)
void InitializeOffsetToIndexTable (void)
void InitializeSupport (void)
void operator= (const Self &)

Detailed Description

template<class TCoordRep = float, unsigned int VSpaceDimension = 2, unsigned int VSplineOrder = 3>
class itk::BSplineInterpolationWeightFunctionBase< TCoordRep, VSpaceDimension, VSplineOrder >

Returns the weights over the support region used for B-spline interpolation/reconstruction.

Computes/evaluate the B-spline interpolation weights over the support region of the B-spline.

This class is templated over the coordinate representation type, the space dimension and the spline order.

See also:
Point
Index
ContinuousIndex

Definition at line 66 of file itkBSplineInterpolationWeightFunctionBase.h.


Member Typedef Documentation

template<class TCoordRep = float, unsigned int VSpaceDimension = 2, unsigned int VSplineOrder = 3>
typedef SmartPointer<const Self> itk::BSplineInterpolationWeightFunctionBase< TCoordRep, VSpaceDimension, VSplineOrder >::ConstPointer
template<class TCoordRep = float, unsigned int VSpaceDimension = 2, unsigned int VSplineOrder = 3>
typedef ContinuousIndex<TCoordRep,VSpaceDimension> itk::BSplineInterpolationWeightFunctionBase< TCoordRep, VSpaceDimension, VSplineOrder >::ContinuousIndexType
template<class TCoordRep = float, unsigned int VSpaceDimension = 2, unsigned int VSplineOrder = 3>
typedef BSplineDerivativeKernelFunction2< itkGetStaticConstMacro( SplineOrder ) > itk::BSplineInterpolationWeightFunctionBase< TCoordRep, VSpaceDimension, VSplineOrder >::DerivativeKernelType [protected]
template<class TCoordRep = float, unsigned int VSpaceDimension = 2, unsigned int VSplineOrder = 3>
typedef Index<VSpaceDimension> itk::BSplineInterpolationWeightFunctionBase< TCoordRep, VSpaceDimension, VSplineOrder >::IndexType
template<class TCoordRep = float, unsigned int VSpaceDimension = 2, unsigned int VSplineOrder = 3>
typedef BSplineKernelFunction2< itkGetStaticConstMacro( SplineOrder ) > itk::BSplineInterpolationWeightFunctionBase< TCoordRep, VSpaceDimension, VSplineOrder >::KernelType [protected]
template<class TCoordRep = float, unsigned int VSpaceDimension = 2, unsigned int VSplineOrder = 3>
typedef Matrix< double, itkGetStaticConstMacro( SpaceDimension ), itkGetStaticConstMacro( SplineOrder ) + 1 > itk::BSplineInterpolationWeightFunctionBase< TCoordRep, VSpaceDimension, VSplineOrder >::OneDWeightsType [protected]

Typedef for intermediary 1D weights. The Matrix is at least twice as fast as std::vector< vnl_vector< double > >, probably because of the fixed size at compile time.

Reimplemented in itk::BSplineInterpolationSecondOrderDerivativeWeightFunction< TCoordRep, VSpaceDimension, VSplineOrder >, itk::BSplineInterpolationDerivativeWeightFunction< TCoordRep, VSpaceDimension, VSplineOrder >, and itk::BSplineInterpolationWeightFunction2< TCoordRep, VSpaceDimension, VSplineOrder >.

Definition at line 148 of file itkBSplineInterpolationWeightFunctionBase.h.

template<class TCoordRep = float, unsigned int VSpaceDimension = 2, unsigned int VSplineOrder = 3>
typedef SmartPointer<Self> itk::BSplineInterpolationWeightFunctionBase< TCoordRep, VSpaceDimension, VSplineOrder >::Pointer
template<class TCoordRep = float, unsigned int VSpaceDimension = 2, unsigned int VSplineOrder = 3>
typedef BSplineSecondOrderDerivativeKernelFunction2< itkGetStaticConstMacro( SplineOrder ) > itk::BSplineInterpolationWeightFunctionBase< TCoordRep, VSpaceDimension, VSplineOrder >::SecondOrderDerivativeKernelType [protected]
template<class TCoordRep = float, unsigned int VSpaceDimension = 2, unsigned int VSplineOrder = 3>
typedef BSplineInterpolationWeightFunctionBase itk::BSplineInterpolationWeightFunctionBase< TCoordRep, VSpaceDimension, VSplineOrder >::Self
template<class TCoordRep = float, unsigned int VSpaceDimension = 2, unsigned int VSplineOrder = 3>
typedef Size<VSpaceDimension> itk::BSplineInterpolationWeightFunctionBase< TCoordRep, VSpaceDimension, VSplineOrder >::SizeType
template<class TCoordRep = float, unsigned int VSpaceDimension = 2, unsigned int VSplineOrder = 3>
typedef FunctionBase< ContinuousIndex< TCoordRep, VSpaceDimension >, Array<double> > itk::BSplineInterpolationWeightFunctionBase< TCoordRep, VSpaceDimension, VSplineOrder >::Superclass
template<class TCoordRep = float, unsigned int VSpaceDimension = 2, unsigned int VSplineOrder = 3>
typedef Array2D<unsigned long> itk::BSplineInterpolationWeightFunctionBase< TCoordRep, VSpaceDimension, VSplineOrder >::TableType [protected]
template<class TCoordRep = float, unsigned int VSpaceDimension = 2, unsigned int VSplineOrder = 3>
typedef KernelType::WeightArrayType itk::BSplineInterpolationWeightFunctionBase< TCoordRep, VSpaceDimension, VSplineOrder >::WeightArrayType [protected]
template<class TCoordRep = float, unsigned int VSpaceDimension = 2, unsigned int VSplineOrder = 3>
typedef Array< double > itk::BSplineInterpolationWeightFunctionBase< TCoordRep, VSpaceDimension, VSplineOrder >::WeightsType

Constructor & Destructor Documentation

template<class TCoordRep = float, unsigned int VSpaceDimension = 2, unsigned int VSplineOrder = 3>
itk::BSplineInterpolationWeightFunctionBase< TCoordRep, VSpaceDimension, VSplineOrder >::BSplineInterpolationWeightFunctionBase ( ) [protected]
template<class TCoordRep = float, unsigned int VSpaceDimension = 2, unsigned int VSplineOrder = 3>
itk::BSplineInterpolationWeightFunctionBase< TCoordRep, VSpaceDimension, VSplineOrder >::~BSplineInterpolationWeightFunctionBase ( ) [inline, protected]

Definition at line 128 of file itkBSplineInterpolationWeightFunctionBase.h.

template<class TCoordRep = float, unsigned int VSpaceDimension = 2, unsigned int VSplineOrder = 3>
itk::BSplineInterpolationWeightFunctionBase< TCoordRep, VSpaceDimension, VSplineOrder >::BSplineInterpolationWeightFunctionBase ( const Self ) [private]

Member Function Documentation

template<class TCoordRep = float, unsigned int VSpaceDimension = 2, unsigned int VSplineOrder = 3>
virtual void itk::BSplineInterpolationWeightFunctionBase< TCoordRep, VSpaceDimension, VSplineOrder >::Compute1DWeights ( const ContinuousIndexType index,
const IndexType startIndex,
OneDWeightsType weights1D 
) const [protected, pure virtual]
template<class TCoordRep = float, unsigned int VSpaceDimension = 2, unsigned int VSplineOrder = 3>
void itk::BSplineInterpolationWeightFunctionBase< TCoordRep, VSpaceDimension, VSplineOrder >::ComputeStartIndex ( const ContinuousIndexType index,
IndexType startIndex 
) const

Compute the start index of the support region.

template<class TCoordRep = float, unsigned int VSpaceDimension = 2, unsigned int VSplineOrder = 3>
virtual WeightsType itk::BSplineInterpolationWeightFunctionBase< TCoordRep, VSpaceDimension, VSplineOrder >::Evaluate ( const ContinuousIndexType index) const [virtual]

Evaluate the weights at specified ContinousIndex position.

template<class TCoordRep = float, unsigned int VSpaceDimension = 2, unsigned int VSplineOrder = 3>
virtual void itk::BSplineInterpolationWeightFunctionBase< TCoordRep, VSpaceDimension, VSplineOrder >::Evaluate ( const ContinuousIndexType cindex,
const IndexType startIndex,
WeightsType weights 
) const [virtual]

Evaluate the weights at specified ContinousIndex position. The weights are returned in the user specified container. This function assume that the weights has a correct size. For efficiency, no size checking is done. On return, startIndex contains the start index of the support region over which the weights are defined.

template<class TCoordRep = float, unsigned int VSpaceDimension = 2, unsigned int VSplineOrder = 3>
virtual const char* itk::BSplineInterpolationWeightFunctionBase< TCoordRep, VSpaceDimension, VSplineOrder >::GetClassName ( ) const [virtual]
template<class TCoordRep = float, unsigned int VSpaceDimension = 2, unsigned int VSplineOrder = 3>
virtual unsigned long itk::BSplineInterpolationWeightFunctionBase< TCoordRep, VSpaceDimension, VSplineOrder >::GetNumberOfWeights ( ) const [virtual]

Get number of weights.

template<class TCoordRep = float, unsigned int VSpaceDimension = 2, unsigned int VSplineOrder = 3>
virtual const SizeType& itk::BSplineInterpolationWeightFunctionBase< TCoordRep, VSpaceDimension, VSplineOrder >::GetSupportSize ( ) [virtual]

Get support region size.

template<class TCoordRep = float, unsigned int VSpaceDimension = 2, unsigned int VSplineOrder = 3>
void itk::BSplineInterpolationWeightFunctionBase< TCoordRep, VSpaceDimension, VSplineOrder >::InitializeOffsetToIndexTable ( void  ) [private]

Function to initialize the offset table. The offset table is a convenience table, just to keep track where is what.

template<class TCoordRep = float, unsigned int VSpaceDimension = 2, unsigned int VSplineOrder = 3>
void itk::BSplineInterpolationWeightFunctionBase< TCoordRep, VSpaceDimension, VSplineOrder >::InitializeSupport ( void  ) [private]

Function to initialize the support region.

template<class TCoordRep = float, unsigned int VSpaceDimension = 2, unsigned int VSplineOrder = 3>
itk::BSplineInterpolationWeightFunctionBase< TCoordRep, VSpaceDimension, VSplineOrder >::itkStaticConstMacro ( SpaceDimension  ,
unsigned  int,
VSpaceDimension   
)
template<class TCoordRep = float, unsigned int VSpaceDimension = 2, unsigned int VSplineOrder = 3>
itk::BSplineInterpolationWeightFunctionBase< TCoordRep, VSpaceDimension, VSplineOrder >::itkStaticConstMacro ( SplineOrder  ,
unsigned  int,
VSplineOrder   
)
template<class TCoordRep = float, unsigned int VSpaceDimension = 2, unsigned int VSplineOrder = 3>
itk::BSplineInterpolationWeightFunctionBase< TCoordRep, VSpaceDimension, VSplineOrder >::itkStaticConstMacro ( NumberOfWeights  ,
unsigned  long,
GetConstNumberOfWeightsHackType::Value   
)
template<class TCoordRep = float, unsigned int VSpaceDimension = 2, unsigned int VSplineOrder = 3>
void itk::BSplineInterpolationWeightFunctionBase< TCoordRep, VSpaceDimension, VSplineOrder >::operator= ( const Self ) [private]
template<class TCoordRep = float, unsigned int VSpaceDimension = 2, unsigned int VSplineOrder = 3>
virtual void itk::BSplineInterpolationWeightFunctionBase< TCoordRep, VSpaceDimension, VSplineOrder >::PrintSelf ( std::ostream &  os,
Indent  indent 
) const [protected, virtual]

Field Documentation

template<class TCoordRep = float, unsigned int VSpaceDimension = 2, unsigned int VSplineOrder = 3>
DerivativeKernelType::Pointer itk::BSplineInterpolationWeightFunctionBase< TCoordRep, VSpaceDimension, VSplineOrder >::m_DerivativeKernel [protected]

Definition at line 166 of file itkBSplineInterpolationWeightFunctionBase.h.

template<class TCoordRep = float, unsigned int VSpaceDimension = 2, unsigned int VSplineOrder = 3>
KernelType::Pointer itk::BSplineInterpolationWeightFunctionBase< TCoordRep, VSpaceDimension, VSplineOrder >::m_Kernel [protected]

Interpolation kernels.

Definition at line 165 of file itkBSplineInterpolationWeightFunctionBase.h.

template<class TCoordRep = float, unsigned int VSpaceDimension = 2, unsigned int VSplineOrder = 3>
unsigned long itk::BSplineInterpolationWeightFunctionBase< TCoordRep, VSpaceDimension, VSplineOrder >::m_NumberOfWeights [protected]

Member variables.

Definition at line 160 of file itkBSplineInterpolationWeightFunctionBase.h.

template<class TCoordRep = float, unsigned int VSpaceDimension = 2, unsigned int VSplineOrder = 3>
TableType itk::BSplineInterpolationWeightFunctionBase< TCoordRep, VSpaceDimension, VSplineOrder >::m_OffsetToIndexTable [protected]

Definition at line 162 of file itkBSplineInterpolationWeightFunctionBase.h.

template<class TCoordRep = float, unsigned int VSpaceDimension = 2, unsigned int VSplineOrder = 3>
SecondOrderDerivativeKernelType::Pointer itk::BSplineInterpolationWeightFunctionBase< TCoordRep, VSpaceDimension, VSplineOrder >::m_SecondOrderDerivativeKernel [protected]

Definition at line 167 of file itkBSplineInterpolationWeightFunctionBase.h.

template<class TCoordRep = float, unsigned int VSpaceDimension = 2, unsigned int VSplineOrder = 3>
SizeType itk::BSplineInterpolationWeightFunctionBase< TCoordRep, VSpaceDimension, VSplineOrder >::m_SupportSize [protected]

Definition at line 161 of file itkBSplineInterpolationWeightFunctionBase.h.



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