NullData Class Reference

#include <null_data.hh>

Inherits Data.

Public Member Functions
virtual DataType	GetType () const
virtual DataDomain	GetDomain () const
virtual Extent	GetExtent () const
virtual Real	GetReal (const Point &p) const
virtual Complex	GetComplex (const Point &p) const
virtual Real	GetIntpolReal (const Vec3 &v) const
virtual Real	GetIntpolReal (const Vec2 &v) const
virtual Real	GetIntpolReal (const Real &d) const
virtual Complex	GetIntpolComplex (const Vec3 &v) const
virtual Complex	GetIntpolComplex (const Vec2 &v) const
virtual Complex	GetIntpolComplex (const Real &d) const
virtual void	Apply (NonModAlgorithm &a) const
virtual void	ApplyIP (NonModAlgorithm &a) const
virtual void	SetSpatialOrigin (const Point &o)
virtual Point	GetSpatialOrigin () const
virtual void	Attach (DataObserver *o) const
virtual void	Detach (DataObserver *o) const
virtual void	Notify () const
virtual ImageHandle	Crop (const Extent &e) const
Public Member Functions inherited from Data
	Data ()
virtual	~Data ()
void	SetPixelSampling (const Vec3 &)
void	SetPixelSampling (Real d)
void	SetSpatialSampling (const Vec3 &)
void	SetSpatialSampling (Real d)
Public Member Functions inherited from ConstData
	ConstData ()
virtual	~ConstData ()
bool	IsSpatial () const
bool	IsFrequency () const
bool	IsReal () const
bool	IsComplex () const
Size	GetSize () const
virtual Real	OverallDifference (const ConstData &d) const
virtual Real	NormDifference (const ConstData &d) const
Vec3	GetPixelSampling () const
Vec3	GetSpatialSampling () const
Vec3	GetFrequencySampling () const

Static Public Member Functions
static Data &	Instance ()

Protected Member Functions
virtual PixelSampling &	Sampling ()
virtual const PixelSampling &	Sampling () const
Protected Member Functions inherited from Data
	Data (const Data &d)
Data &	operator= (const Data &d)

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Detailed Description

null data singleton

Provides a full implementation of the Data interface, but without providing any real functionality; all writes are ignored, and all reads return zero or otherwise null defaults.

Definition at line 44 of file null_data.hh.

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Member Function Documentation

virtual void Apply ( NonModAlgorithm &  a ) const

inlinevirtual

Algorithm interface: NonModAlgorithm.

Implements Data.

Definition at line 65 of file null_data.hh.

virtual void ApplyIP ( NonModAlgorithm &  a ) const

inlinevirtual

Implements Data.

Definition at line 66 of file null_data.hh.

virtual void Attach ( DataObserver *  o ) const

inlinevirtual

DataObserver interface: attach observer.

Implements ConstData.

Definition at line 72 of file null_data.hh.

virtual ImageHandle Crop ( const Extent &  e ) const

inlinevirtual

Definition at line 78 of file null_data.hh.

virtual void Detach ( DataObserver *  o ) const

inlinevirtual

DataObserver interface: detach observer.

Implements ConstData.

Definition at line 74 of file null_data.hh.

virtual Complex GetComplex ( const Point &  p ) const

inlinevirtual

Get explicit complex value.

Implements ConstData.

Definition at line 55 of file null_data.hh.

virtual DataDomain GetDomain ( ) const

inlinevirtual

Return domain: SPATIAL, FREQUENCY or HALF_FREQUENCY.

Implements ConstData.

Definition at line 49 of file null_data.hh.

virtual Extent GetExtent ( ) const

inlinevirtual

Return (logical) extent of data.

Implements ConstData.

Definition at line 51 of file null_data.hh.

virtual Complex GetIntpolComplex ( const Vec3 &  v ) const

inlinevirtual

Get interpolated complex value from 3D,2D or 1D vec.

Implements ConstData.

Definition at line 61 of file null_data.hh.

virtual Complex GetIntpolComplex ( const Vec2 &  v ) const

inlinevirtual

Implements ConstData.

Definition at line 62 of file null_data.hh.

virtual Complex GetIntpolComplex ( const Real &  d ) const

inlinevirtual

Implements ConstData.

Definition at line 63 of file null_data.hh.

virtual Real GetIntpolReal ( const Vec3 &  v ) const

inlinevirtual

Get interpolated real value from 3D,2D or 1D vec.

Implements ConstData.

Definition at line 57 of file null_data.hh.

virtual Real GetIntpolReal ( const Vec2 &  v ) const

inlinevirtual

Implements ConstData.

Definition at line 58 of file null_data.hh.

virtual Real GetIntpolReal ( const Real &  d ) const

inlinevirtual

Implements ConstData.

Definition at line 59 of file null_data.hh.

virtual Real GetReal ( const Point &  p ) const

inlinevirtual

Get explicit real value.

Implements ConstData.

Definition at line 53 of file null_data.hh.

virtual Point GetSpatialOrigin ( ) const

inlinevirtual

Retrieve spatial origin.

Implements ConstData.

Definition at line 70 of file null_data.hh.

virtual DataType GetType ( ) const

inlinevirtual

Return type of data: REAL or COMPLEX.

Implements ConstData.

Definition at line 47 of file null_data.hh.

static Data& Instance ( )

inlinestatic

Definition at line 82 of file null_data.hh.

virtual void Notify ( ) const

inlinevirtual

Notify each observer that state has changed.

Implements ConstData.

Definition at line 76 of file null_data.hh.

virtual PixelSampling& Sampling ( )

inlineprotectedvirtual

Implements ConstData.

Definition at line 88 of file null_data.hh.

virtual const PixelSampling& Sampling ( ) const

inlineprotectedvirtual

Implements ConstData.

Definition at line 91 of file null_data.hh.

virtual void SetSpatialOrigin ( const Point &  o )

inlinevirtual

Set the spatial origin.

Implements Data.

Definition at line 68 of file null_data.hh.

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

• stage/include/ost/img/null_data.hh