stira::imagetools::AffineTransform Class Reference

class to apply affine transform to an image x' = a11 * x + a12 * y + dx y' = a21 * x + a22 * y + dy More...

#include <AffineTransform.h>

Inheritance diagram for stira::imagetools::AffineTransform:

Public Member Functions
	AffineTransform ()
	constructor
	~AffineTransform ()
	destructor
void	SetA11 (double a11)
	sets the a11 parameter of the affine transform More...
double	GetA11 ()
	gets the a_11 parameter of the affine transform
void	SetA12 (double a12)
	sets the a_12 parameter of the affine transform More...
double	GetA12 ()
	gets the a_12 parameter of the affine transform
void	SetA21 (double a21)
	sets the a21 parameter of the affine transform More...
double	GetA21 ()
	gets the a_21 parameter of the affine transform
void	SetA22 (double a22)
	sets the a22 parameter of the affine transform More...
double	GetA22 ()
	gets the a_22 parameter of the affine transform
void	SetDeltaX (double dx)
	sets the parameter of the translation in the x direction (dx) More...
double	GetDeltaX ()
	gets the parameter of the translation in the x direction
void	SetDeltaY (double dy)
	sets the parameter of the translation in the y direction (dy) More...
double	GetDeltaY ()
	gets the parameter of the translation in the y direction
double	GetDeterminant ()
	gets the determinant of the affine transform matrix
virtual common::Point< double >	GetTransformedPoint (double x, double y)
	computes coordinates of point after applying forward transform More...
virtual common::Point< double >	GetInverseTransformedPoint (double x, double y)
	computes coordinates of point after applying inverse transform More...
Public Member Functions inherited from stira::imagetools::GeometricTransform
	GeometricTransform ()
	constructor
	~GeometricTransform ()
	destructor
Image *	Apply (Image *pImageIn)
	generates new forward transfored image More...
Image *	ApplyInverse (Image *pImageIn)
	generates new inverse transfored image More...
void	SetInterpolatorType (InterpolatorType type)
	sets the interpolatortype to 'type' More...
InterpolatorType	GetInterpolatorType ()
	gets the interpolatortype

Additional Inherited Members
Protected Attributes inherited from stira::imagetools::GeometricTransform
InterpolatorType	mInterpolatorType
Interpolator *	mpInterpolator
	type of interpolation to apply More...

Detailed Description

class to apply affine transform to an image x' = a11 * x + a12 * y + dx y' = a21 * x + a22 * y + dy

Member Function Documentation

Point< double > stira::imagetools::AffineTransform::GetInverseTransformedPoint ( double  x, double  y  )

virtual

computes coordinates of point after applying inverse transform

Parameters

x	x coordinate of point to transform
y	y coordinate of point to transform

Implements stira::imagetools::GeometricTransform.

Point< double > stira::imagetools::AffineTransform::GetTransformedPoint ( double  x, double  y  )

virtual

computes coordinates of point after applying forward transform

Parameters

x	x coordinate of point to transform
y	y coordinate of point to transform

Implements stira::imagetools::GeometricTransform.

void stira::imagetools::AffineTransform::SetA11

(

double

a11

)

sets the a11 parameter of the affine transform

Parameters

a11	the new value for the a11 parameter

void stira::imagetools::AffineTransform::SetA12

(

double

a12

)

sets the a_12 parameter of the affine transform

Parameters

a12	the new value for the a11 parameter

void stira::imagetools::AffineTransform::SetA21

(

double

a21

)

sets the a21 parameter of the affine transform

Parameters

a21	the new value for the a11 parameter

void stira::imagetools::AffineTransform::SetA22

(

double

a22

)

sets the a22 parameter of the affine transform

Parameters

a22	the new value for the a11 parameter

void stira::imagetools::AffineTransform::SetDeltaX

(

double

dx

)

sets the parameter of the translation in the x direction (dx)

Parameters

dx	the new value for the dx parameter

void stira::imagetools::AffineTransform::SetDeltaY

(

double

dy

)

sets the parameter of the translation in the y direction (dy)

Parameters

dy	the new value for the dy parameter

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

• imagetools/geometrictransform/AffineTransform.h
• imagetools/geometrictransform/AffineTransform.cpp