com.jme3.scene.plugins.blender.math

Class Matrix

java.lang.Object

org.ejml.simple.SimpleBase<org.ejml.simple.SimpleMatrix>

org.ejml.simple.SimpleMatrix

com.jme3.scene.plugins.blender.math.Matrix

All Implemented Interfaces:

java.io.Serializable

public class Matrix
extends org.ejml.simple.SimpleMatrix

Encapsulates a 4x4 matrix

See Also:

Serialized Form

Field Summary

Fields inherited from class org.ejml.simple.SimpleMatrix

END

Fields inherited from class org.ejml.simple.SimpleBase

mat

Constructor Summary

Constructors

Constructor and Description
Matrix(double[][] data)
Matrix(int rows, int cols)
Matrix(org.ejml.simple.SimpleMatrix m) Copy constructor

Method Summary

Modifier and Type	Method and Description
static Matrix	identity(int size)
Matrix	pseudoinverse()
Matrix	pseudoinverse(double lambda)
void	setColumn(Vector3d col, int column)
void	setRotationQuaternion(DQuaternion quat) setRotationQuaternion builds a rotation from a Quaternion.
void	setScale(double x, double y, double z) Sets the scale.
void	setScale(Vector3d scale) Sets the scale.
void	setTranslation(Vector3d translation)
DQuaternion	toRotationQuat()
Vector3d	toScaleVector() Retrieves the scale vector from the matrix and stores it into a given vector.
void	toScaleVector(Vector3d vector) Retrieves the scale vector from the matrix and stores it into a given vector.
java.lang.String	toScilabString(java.lang.String name, org.ejml.simple.SimpleMatrix m) Just for some debug informations in order to compare the results with the scilab computation program.
java.lang.String	toString()
DTransform	toTransform()
Vector3d	toTranslationVector()

Methods inherited from class org.ejml.simple.SimpleMatrix

createMatrix, diag, random, randomNormal, wrap

Methods inherited from class org.ejml.simple.SimpleBase

combine, conditionP2, copy, determinant, divide, dot, eig, elementDiv, elementExp, elementLog, elementMaxAbs, elementMult, elementPower, elementPower, elementSum, extractDiag, extractMatrix, extractVector, get, get, getIndex, getMatrix, getNumElements, hasUncountable, insertIntoThis, invert, isIdentical, isInBounds, isVector, iterator, kron, loadBinary, loadCSV, minus, minus, mult, negative, normF, numCols, numRows, plus, plus, plus, print, print, print, printDimensions, pseudoInverse, reshape, saveToFileBinary, saveToFileCSV, scale, set, set, set, set, setColumn, setRow, solve, svd, svd, trace, transpose, zero

Methods inherited from class java.lang.Object

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

Constructor Detail

Matrix

public Matrix(int rows,
              int cols)

Matrix

public Matrix(org.ejml.simple.SimpleMatrix m)

Copy constructor

Matrix

public Matrix(double[][] data)

Method Detail

identity

public static Matrix identity(int size)

pseudoinverse

public Matrix pseudoinverse()

pseudoinverse

public Matrix pseudoinverse(double lambda)

setColumn

public void setColumn(Vector3d col,
                      int column)

toScilabString

public java.lang.String toScilabString(java.lang.String name,
                                       org.ejml.simple.SimpleMatrix m)

Just for some debug informations in order to compare the results with the scilab computation program.

Parameters:

name - the name of the matrix

m - the matrix to print out

Returns:

the String format of the matrix to easily input it to Scilab

toString

public java.lang.String toString()

Overrides:

toString in class org.ejml.simple.SimpleBase<org.ejml.simple.SimpleMatrix>

Returns:

a String representation of the matrix

setTranslation

public void setTranslation(Vector3d translation)

setScale

public void setScale(Vector3d scale)

Sets the scale.

Parameters:

scale - the scale vector to set

setScale

public void setScale(double x,
                     double y,
                     double z)

Sets the scale.

Parameters:

x - the X scale

y - the Y scale

z - the Z scale

setRotationQuaternion

public void setRotationQuaternion(DQuaternion quat)

setRotationQuaternion builds a rotation from a Quaternion.

Parameters:

quat - the quaternion to build the rotation from.

Throws:

java.lang.NullPointerException - if quat is null.

toTransform

public DTransform toTransform()

toTranslationVector

public Vector3d toTranslationVector()

toRotationQuat

public DQuaternion toRotationQuat()

toScaleVector

public Vector3d toScaleVector()

Retrieves the scale vector from the matrix and stores it into a given vector.

toScaleVector

public void toScaleVector(Vector3d vector)

Retrieves the scale vector from the matrix and stores it into a given vector.

Parameters:

vector - the vector where the scale will be stored