C# Class THREE.Matrix4

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Public Methods

Method	Description
compose ( Vector3 translation, THREE.Quaternion quaternion, Vector3 scale ) : void	Sets this matrix to the transformation composed of translation, quaternion and scale.
copy ( Matrix4 m ) : void	Copies the values of matrix m into this matrix.
copyPosition ( Matrix4 m ) : void	Copies the translation component of the supplied matrix m into this matrix translation component.
decompose ( Vector3 translation, THREE.Quaternion quaternion, Vector3 scale ) : void	Decomposes this matrix into the translation, quaternion and scale components.
determinant ( ) : double	Computes and returns the determinant of this matrix. Based on http://www.euclideanspace.com/maths/algebra/matrix/functions/inverse/fourD/index.htm
extractBasis ( Vector3 xAxis, Vector3 yAxis, Vector3 zAxis ) : void	Extracts basis of into the three axis vectors provided. Returns the current matrix.
extractRotation ( Matrix4 m ) : void	Extracts the rotation of the supplied matrix m into this matrix rotation component.
identity ( ) : void	Resets this matrix to identity.
lookAt ( Vector3 eye, Vector3 center, Vector3 up ) : void	Constructs a rotation matrix, looking from eye towards center with defined up vector.
makeBasis ( Vector3 xAxis, Vector3 yAxis, Vector3 zAxis ) : void	Creates the basis matrix consisting of the three provided axis vectors. Returns the current matrix.
makeTranslation ( double x, double y, double z ) : Matrix4	Sets this matrix as translation transform.
multiply ( Matrix4 m ) : void	Multiplies this matrix by m.
multiplyMatrices ( Matrix4 a, Matrix4 b ) : void	Sets this matrix to a x b.
multiplyScalar ( double s ) : void	Multiplies every component of the matrix by a scalar value s.
scale ( Vector3 v ) : void	Multiplies the columns of this matrix by vector v.
set ( double n11, double n12, double n13, double n14, double n21, double n22, double n23, double n24, double n31, double n32, double n33, double n34, double n41, double n42, double n43, double n44 ) : void	Sets all fields of this matrix to the supplied row-major values n11..n44.
transpose ( ) : void	Transposes this matrix.

Method Details

compose() public method

Sets this matrix to the transformation composed of translation, quaternion and scale.

public compose ( Vector3 translation, THREE.Quaternion quaternion, Vector3 scale ) : void
translation	Vector3
quaternion	THREE.Quaternion
scale	Vector3
return	void

copy() public method

Copies the values of matrix m into this matrix.

public copy ( Matrix4 m ) : void
m	Matrix4
return	void

copyPosition() public method

Copies the translation component of the supplied matrix m into this matrix translation component.

public copyPosition ( Matrix4 m ) : void
m	Matrix4
return	void

decompose() public method

Decomposes this matrix into the translation, quaternion and scale components.

public decompose ( Vector3 translation, THREE.Quaternion quaternion, Vector3 scale ) : void
translation	Vector3
quaternion	THREE.Quaternion
scale	Vector3
return	void

determinant() public method

Computes and returns the determinant of this matrix. Based on http://www.euclideanspace.com/maths/algebra/matrix/functions/inverse/fourD/index.htm

public determinant ( ) : double
return	double

extractBasis() public method

Extracts basis of into the three axis vectors provided. Returns the current matrix.

public extractBasis ( Vector3 xAxis, Vector3 yAxis, Vector3 zAxis ) : void
xAxis	Vector3
yAxis	Vector3
zAxis	Vector3
return	void

extractRotation() public method

Extracts the rotation of the supplied matrix m into this matrix rotation component.

public extractRotation ( Matrix4 m ) : void
m	Matrix4
return	void

identity() public method

Resets this matrix to identity.

public identity ( ) : void
return	void

lookAt() public method

Constructs a rotation matrix, looking from eye towards center with defined up vector.

public lookAt ( Vector3 eye, Vector3 center, Vector3 up ) : void
eye	Vector3
center	Vector3
up	Vector3
return	void

makeBasis() public method

Creates the basis matrix consisting of the three provided axis vectors. Returns the current matrix.

public makeBasis ( Vector3 xAxis, Vector3 yAxis, Vector3 zAxis ) : void
xAxis	Vector3
yAxis	Vector3
zAxis	Vector3
return	void

makeTranslation() public method

Sets this matrix as translation transform.

public makeTranslation ( double x, double y, double z ) : Matrix4
x	double
y	double
z	double
return	Matrix4

multiply() public method

Multiplies this matrix by m.

public multiply ( Matrix4 m ) : void
m	Matrix4
return	void

multiplyMatrices() public method

Sets this matrix to a x b.

public multiplyMatrices ( Matrix4 a, Matrix4 b ) : void
a	Matrix4
b	Matrix4
return	void

multiplyScalar() public method

Multiplies every component of the matrix by a scalar value s.

public multiplyScalar ( double s ) : void
s	double
return	void

scale() public method

Multiplies the columns of this matrix by vector v.

public scale ( Vector3 v ) : void
v	Vector3
return	void

set() public method

Sets all fields of this matrix to the supplied row-major values n11..n44.

public set ( double n11, double n12, double n13, double n14, double n21, double n22, double n23, double n24, double n31, double n32, double n33, double n34, double n41, double n42, double n43, double n44 ) : void
n11	double
n12	double
n13	double
n14	double
n21	double
n22	double
n23	double
n24	double
n31	double
n32	double
n33	double
n34	double
n41	double
n42	double
n43	double
n44	double
return	void

transpose() public method

Transposes this matrix.

public transpose ( ) : void
return	void