math.geom3d.transform

Class AffineTransform3D

java.lang.Object

math.geom3d.transform.AffineTransform3D

All Implemented Interfaces:

Bijection3D, Transform3D

public class AffineTransform3D
extends Object
implements Bijection3D

Author:

dlegland

Field Summary

Fields

Modifier and Type	Field and Description
protected javax.vecmath.Matrix4d	matrix Transformation matrix Last column is translation.

Constructor Summary

Constructors

Modifier	Constructor and Description
	AffineTransform3D() Creates a new affine transform3D set to identity
	AffineTransform3D(double[] coeficients)
	AffineTransform3D(double xx, double yx, double zx, double tx, double xy, double yy, double zy, double ty, double xz, double yz, double zz, double tz)
protected	AffineTransform3D(javax.vecmath.Matrix4d matrix)

Method Summary

Modifier and Type	Method and Description
AffineTransform3D	concatenate(AffineTransform3D second) Concatenate transformations
static AffineTransform3D	createRotationOx(double theta)
static AffineTransform3D	createRotationOy(double theta)
static AffineTransform3D	createRotationOz(double theta)
static AffineTransform3D	createScaling(double s)
static AffineTransform3D	createScaling(double sx, double sy, double sz)
static AffineTransform3D	createScaling(Vector3D scalingVector)
static AffineTransform3D	createTranslation(double x, double y, double z)
static AffineTransform3D	createTranslation(Vector3D vec)
boolean	equals(Object other) Compares two transforms.
AffineTransform3D	getInverseTransform() Computes the inverse affine transform.
javax.vecmath.Matrix4d	getMatrix() Get matrix representing the transformation
boolean	isIdentity()
void	setToIdentity() Deprecated. AffineTransform3d is immutable (0.6.3)
void	setTransform(AffineTransform3D trans) Deprecated. AffineTransform3d is immutable (0.6.3)
void	setTransform(double n00, double n01, double n02, double n03, double n10, double n11, double n12, double n13, double n20, double n21, double n22, double n23) Deprecated. AffineTransform3d is immutable (0.6.3)
Shape3D	transform(Shape3D shape) Deprecated. shapes are responsible of their transform (0.6.3)
Point3D	transformPoint(Point3D point)
ArrayList<Point3D>	transformPoints(Collection<Point3D> points)
Vector3D	transformVector(Vector3D vector)

Methods inherited from class java.lang.Object

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

Field Detail

matrix

protected javax.vecmath.Matrix4d matrix

Transformation matrix Last column is translation. Point3D is treated as (x, y, z, 1). Last row is (0, 0, 0, 1)

Constructor Detail

AffineTransform3D

public AffineTransform3D()

Creates a new affine transform3D set to identity

AffineTransform3D

public AffineTransform3D(double[] coeficients)

AffineTransform3D

public AffineTransform3D(double xx,
                         double yx,
                         double zx,
                         double tx,
                         double xy,
                         double yy,
                         double zy,
                         double ty,
                         double xz,
                         double yz,
                         double zz,
                         double tz)

AffineTransform3D

protected AffineTransform3D(javax.vecmath.Matrix4d matrix)

Method Detail

createTranslation

public static AffineTransform3D createTranslation(Vector3D vec)

createTranslation

public static AffineTransform3D createTranslation(double x,
                                                  double y,
                                                  double z)

createRotationOx

public static AffineTransform3D createRotationOx(double theta)

createRotationOy

public static AffineTransform3D createRotationOy(double theta)

createRotationOz

public static AffineTransform3D createRotationOz(double theta)

createScaling

public static AffineTransform3D createScaling(double s)

createScaling

public static AffineTransform3D createScaling(Vector3D scalingVector)

createScaling

public static AffineTransform3D createScaling(double sx,
                                              double sy,
                                              double sz)

isIdentity

public boolean isIdentity()

getMatrix

public javax.vecmath.Matrix4d getMatrix()

Get matrix representing the transformation

getInverseTransform

public AffineTransform3D getInverseTransform()

Computes the inverse affine transform.

Specified by:

getInverseTransform in interface Bijection3D

setTransform

@Deprecated
public void setTransform(double n00,
                                      double n01,
                                      double n02,
                                      double n03,
                                      double n10,
                                      double n11,
                                      double n12,
                                      double n13,
                                      double n20,
                                      double n21,
                                      double n22,
                                      double n23)

Deprecated. AffineTransform3d is immutable (0.6.3)

setTransform

@Deprecated
public void setTransform(AffineTransform3D trans)

Deprecated. AffineTransform3d is immutable (0.6.3)

setToIdentity

@Deprecated
public void setToIdentity()

Deprecated. AffineTransform3d is immutable (0.6.3)

concatenate

public AffineTransform3D concatenate(AffineTransform3D second)

Concatenate transformations

Parameters:

second - Transformation which is intended to be applied second in the resulting concatenated transformation.

Returns:

concatentated transformation

transform

@Deprecated
public Shape3D transform(Shape3D shape)

Deprecated. shapes are responsible of their transform (0.6.3)

transformPoints

public ArrayList<Point3D> transformPoints(Collection<Point3D> points)

Specified by:

transformPoints in interface Transform3D

transformPoint

public Point3D transformPoint(Point3D point)

Specified by:

transformPoint in interface Transform3D

transformVector

public Vector3D transformVector(Vector3D vector)

equals

public boolean equals(Object other)

Compares two transforms. Returns true if all inner fields are equal up to the precision given by Shape3D.ACCURACY.

Overrides:

equals in class Object