Module imagingbook.common

Package imagingbook.common.geometry.mappings.linear

Class Shear2D

java.lang.Object

imagingbook.common.geometry.mappings.linear.LinearMapping2D

imagingbook.common.geometry.mappings.linear.ProjectiveMapping2D

imagingbook.common.geometry.mappings.linear.AffineMapping2D

imagingbook.common.geometry.mappings.linear.Shear2D

All Implemented Interfaces:

Inversion, Jacobian, Mapping2D, Cloneable

public class Shear2D
extends AffineMapping2D

This class represents a 2D shear transformation (as a special case of affine transformation). See Secs. 21.1.3 and 21.3.1 of [1] for details.

[1] W. Burger, M.J. Burge, Digital Image Processing – An Algorithmic Introduction, 3rd ed, Springer (2022).

Field Summary

Fields inherited from class imagingbook.common.geometry.mappings.linear.LinearMapping2D

a00, a01, a02, a10, a11, a12, a20, a21, a22

Constructor Summary

Constructors

Constructor	Description
Shear2D(double bx, double by)	Constructor, creates a shear transform.
Shear2D(Shear2D sh)

Method Summary

Modifier and Type	Method	Description
Shear2D	duplicate()	Returns a copy of this mapping.

Methods inherited from class imagingbook.common.geometry.mappings.linear.AffineMapping2D

applyTo, concat, fromPoints, fromPoints, getInverse, getJacobian, isAffine

Methods inherited from class imagingbook.common.geometry.mappings.linear.ProjectiveMapping2D

concat, main

Methods inherited from class imagingbook.common.geometry.mappings.linear.LinearMapping2D

concat, concatenate, getTransformationMatrix, normalize, toString

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Methods inherited from interface imagingbook.common.geometry.mappings.Mapping2D

applyTo

Constructor Details

Shear2D

public Shear2D(double bx,
 double by)

Constructor, creates a shear transform.

Parameters:

bx - shear factor in x-direction

by - shear factor in y-direction

Shear2D

public Shear2D(Shear2D sh)

Method Details

duplicate

public Shear2D duplicate()

Returns a copy of this mapping.

Overrides:

duplicate in class AffineMapping2D

Returns:

a new shear mapping