This reference page is linked to from the following overview topics: List of Python Fbx classes.

Detailed Description

FBX SDK basic 4x4 double matrix class.

Examples:: ExportScene01/main.cxx, ImportScene/DisplayPose.cxx, SwitchBinding/main.cxx, and ViewScene/GetPosition.cxx.

Definition at line 27 of file fbxmatrix.h.

#include <fbxmatrix.h>

Inheritance diagram for FbxMatrix:

[legend]

List of all members.

Public Member Functions
int	Compare (const FbxMatrix pM, const double pThreshold=FBXSDK_TOLERANCE) const
int	Compare (const FbxAMatrix pM, const double pThreshold=FBXSDK_TOLERANCE) const
FbxMatrix	operator* (double pValue) const
FbxMatrix &	operator*= (double pValue)
double	LUDecomposition (FbxVector4 &pVector)
FbxMatrix	LUMult (FbxMatrix pM, const FbxVector4 &pVector) const
double	Determinant () const
Constructors and Destructor
	FbxMatrix ()
	Constructor. Constructs an identity matrix.
	FbxMatrix (const FbxMatrix &pM)
	Copy constructor.
	FbxMatrix (const FbxVector4 &pT, const FbxVector4 &pR, const FbxVector4 &pS)
	TRS Constructor.
	FbxMatrix (const FbxVector4 &pT, const FbxQuaternion &pQ, const FbxVector4 &pS)
	TQS Constructor.
	FbxMatrix (const FbxVector4 &pRow0, const FbxVector4 &pRow1, const FbxVector4 &pRow2, const FbxVector4 &pRow3)
	4 vector constructor.
	FbxMatrix (const double &p00, const double &p10, const double &p20, const double &p30, const double &p01, const double &p11, const double &p21, const double &p31, const double &p02, const double &p12, const double &p22, const double &p32, const double &p03, const double &p13, const double &p23, const double &p33)
	16 double constructor.
	FbxMatrix (const FbxAMatrix &pM)
	Constructor.
	~FbxMatrix ()
	Destructor.
Access
double	Get (int pY, int pX) const
	Retrieve matrix element.
FbxVector4	GetRow (int pY) const
	Extract a row vector.
FbxVector4	GetColumn (int pX) const
	Extract a column vector.
void	Set (int pY, int pX, double pValue)
	Set matrix element.
void	SetIdentity ()
	Set matrix to identity.
void	SetTRS (const FbxVector4 &pT, const FbxVector4 &pR, const FbxVector4 &pS)
	Set matrix.
void	SetTQS (const FbxVector4 &pT, const FbxQuaternion &pQ, const FbxVector4 &pS)
	Set matrix.
void	SetRow (int pY, const FbxVector4 &pRow)
	Set a matrix row.
void	SetColumn (int pX, const FbxVector4 &pColumn)
	Set a matrix column.
void	GetElements (FbxVector4 &pTranslation, FbxQuaternion &pRotation, FbxVector4 &pShearing, FbxVector4 &pScaling, double &pSign) const
	Decompose the affine matrix into elements of translation, rotation, shearing, scaling and sign of determinant.
FbxMatrix &	operator= (const FbxMatrix &pMatrix)
	Assignment operator.
Matrix Operations
FbxMatrix	operator- () const
	Unary minus operator.
FbxMatrix	operator+ (const FbxMatrix &pMatrix) const
	Add two matrices together.
FbxMatrix	operator- (const FbxMatrix &pMatrix) const
	Subtract a matrix from another matrix.
FbxMatrix	operator* (const FbxMatrix &pMatrix) const
	Multiply two matrices.
FbxMatrix &	operator+= (const FbxMatrix &pMatrix)
	Add two matrices together.
FbxMatrix &	operator-= (const FbxMatrix &pMatrix)
	Subtract a matrix from another matrix.
FbxMatrix &	operator*= (const FbxMatrix &pMatrix)
	Multiply two matrices.
FbxMatrix	Inverse () const
	Calculate the matrix inverse.
FbxMatrix	Transpose () const
	Calculate the matrix transpose.
Vector Operations
FbxVector4	MultNormalize (const FbxVector4 &pVector) const
	Multiply this matrix by pVector, the w component is normalized to 1.
Boolean Operations
bool	operator== (const FbxMatrix &pM) const
	Equivalence operator.
bool	operator== (const FbxAMatrix &pM) const
	Equivalence operator.
bool	operator!= (const FbxMatrix &pM) const
	Non-equivalence operator.
bool	operator!= (const FbxAMatrix &pM) const
	Non-equivalence operator.
Casting
typedef const	double (kDouble44)[4][4]
	Define 4*4 array as a new type.
	operator double * ()
	Cast the vector in a double pointer.
	operator const double * () const
	Cast the vector in a const double pointer.
kDouble44 &	Double44 () const
	Cast the matrix in a reference to a 4*4 array.

Member Typedef Documentation

typedef const double(kDouble44)[4][4]

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Define 4*4 array as a new type.

Definition at line 278 of file fbxmatrix.h.

Constructor & Destructor Documentation

FbxMatrix ( )

Constructor. Constructs an identity matrix.

FbxMatrix ( const FbxMatrix & pM )

Copy constructor.

Parameters:

pM	Another FbxMatrix object copied to this one.

FbxMatrix	(	const FbxVector4 &	pT,
		const FbxVector4 &	pR,
		const FbxVector4 &	pS
	)

TRS Constructor.

Parameters:

pT	Translation vector.
pR	Euler rotation vector.
pS	Scale vector.

FbxMatrix	(	const FbxVector4 &	pT,
		const FbxQuaternion &	pQ,
		const FbxVector4 &	pS
	)

TQS Constructor.

Parameters:

pT	Translation vector.
pQ	Quaternion.
pS	Scale vector.

FbxMatrix	(	const FbxVector4 &	pRow0,
		const FbxVector4 &	pRow1,
		const FbxVector4 &	pRow2,
		const FbxVector4 &	pRow3
	)

4 vector constructor.

Parameters:

pRow0	Values to set in row 0.
pRow1	Values to set in row 1.
pRow2	Values to set in row 2.
pRow3	Values to set in row 3.

FbxMatrix	(	const double &	p00,
		const double &	p10,
		const double &	p20,
		const double &	p30,
		const double &	p01,
		const double &	p11,
		const double &	p21,
		const double &	p31,
		const double &	p02,
		const double &	p12,
		const double &	p22,
		const double &	p32,
		const double &	p03,
		const double &	p13,
		const double &	p23,
		const double &	p33
	)

16 double constructor.

Parameters:

p00	Value at column 0 row 0.
p10	Value at column 1 row 0.
p20	Value at column 2 row 0.
p30	Value at column 3 row 0.
p01	Value at column 0 row 1.
p11	Value at column 1 row 1.
p21	Value at column 2 row 1.
p31	Value at column 3 row 1.
p02	Value at column 0 row 2.
p12	Value at column 1 row 2.
p22	Value at column 2 row 2.
p32	Value at column 3 row 2.
p03	Value at column 0 row 3.
p13	Value at column 1 row 3.
p23	Value at column 2 row 3.
p33	Value at column 3 row 3.

FbxMatrix ( const FbxAMatrix & pM )

Constructor.

Parameters:

pM	Affine matrix

~FbxMatrix ( )

Destructor.

Member Function Documentation

double Get	(	int	pY,
		int	pX
	)		const

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Retrieve matrix element.

Parameters:

pY	Row index.
pX	Column index.

Returns:: Value at element [ pX, pY ] of the matrix.

FbxVector4 GetRow ( int pY ) const

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Extract a row vector.

Parameters:

pY	Row index.

Returns:: The row vector.

Examples:: ImportScene/DisplayPose.cxx.

FbxVector4 GetColumn ( int pX ) const

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Extract a column vector.

Parameters:

pX	Column index.

Returns:: The column vector.

void Set	(	int	pY,
		int	pX,
		double	pValue
	)

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Set matrix element.

Parameters:

pY	Row index.
pX	Column index.
pValue	New component value.

void SetIdentity ( )

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Set matrix to identity.

void SetTRS	(	const FbxVector4 &	pT,
		const FbxVector4 &	pR,
		const FbxVector4 &	pS
	)

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Set matrix.

Parameters:

pT	Translation vector.
pR	Euler rotation vector.
pS	Scale vector.

Examples:: ExportScene01/main.cxx.

void SetTQS	(	const FbxVector4 &	pT,
		const FbxQuaternion &	pQ,
		const FbxVector4 &	pS
	)

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Set matrix.

Parameters:

pT	Translation vector.
pQ	Quaternion.
pS	Scale vector.

void SetRow	(	int	pY,
		const FbxVector4 &	pRow
	)

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Set a matrix row.

Parameters:

pY	Row index.
pRow	Row vector.

void SetColumn	(	int	pX,
		const FbxVector4 &	pColumn
	)

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Set a matrix column.

Parameters:

pX	Column index.
pColumn	Column vector.

void GetElements	(	FbxVector4 &	pTranslation,
		FbxQuaternion &	pRotation,
		FbxVector4 &	pShearing,
		FbxVector4 &	pScaling,
		double &	pSign
	)		const

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Decompose the affine matrix into elements of translation, rotation, shearing, scaling and sign of determinant.

Parameters:

pTranslation	Translation element.
pRotation	Rotation element.
pShearing	Shearing element.
pScaling	Scaling element.
pSign	Sign of determinant.

FbxMatrix& operator= ( const FbxMatrix & pMatrix )

Assignment operator.

Parameters:

pMatrix Source matrix.

FbxMatrix operator- ( ) const

Unary minus operator.

Returns:: A matrix where each element is multiplied by -1.

FbxMatrix operator+ ( const FbxMatrix & pMatrix ) const

Add two matrices together.

Parameters:

pMatrix A matrix.

Returns:: The result of this matrix + pMatrix.

FbxMatrix operator- ( const FbxMatrix & pMatrix ) const

Subtract a matrix from another matrix.

Parameters:

pMatrix A matrix.

Returns:: The result of this matrix - pMatrix.

FbxMatrix operator* ( const FbxMatrix & pMatrix ) const

Multiply two matrices.

Parameters:

pMatrix A matrix.

Returns:: The result of this matrix * pMatrix.

FbxMatrix& operator+= ( const FbxMatrix & pMatrix )

Add two matrices together.

Parameters:

pMatrix A matrix.

Returns:: The result of this matrix + pMatrix, replacing this matrix.

FbxMatrix& operator-= ( const FbxMatrix & pMatrix )

Subtract a matrix from another matrix.

Parameters:

pMatrix A matrix.

Returns:: The result of this matrix - pMatrix, replacing this matrix.

FbxMatrix& operator*= ( const FbxMatrix & pMatrix )

Multiply two matrices.

Parameters:

pMatrix A matrix.

Returns:: The result of this matrix * pMatrix, replacing this matrix.

FbxMatrix Inverse ( ) const

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Calculate the matrix inverse.

Returns:: The inverse matrix.

FbxMatrix Transpose ( ) const

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Calculate the matrix transpose.

Returns:: This matrix transposed.

FbxVector4 MultNormalize ( const FbxVector4 & pVector ) const

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Multiply this matrix by pVector, the w component is normalized to 1.

Parameters:

pVector A vector.

Returns:: The result of this matrix * pVector.

bool operator== ( const FbxMatrix & pM ) const

Equivalence operator.

Parameters:

pM	The matrix to be compared against this matrix.

Returns:: true if the two matrices are equal (each element is within a FBXSDK_TOLERANCE tolerance), false otherwise.

bool operator== ( const FbxAMatrix & pM ) const

Equivalence operator.

Parameters:

pM	The affine matrix to be compared against this matrix.

Returns:: true if the two matrices are equal (each element is within a FBXSDK_TOLERANCE tolerance), false otherwise.

bool operator!= ( const FbxMatrix & pM ) const

Non-equivalence operator.

Parameters:

pM	The matrix to be compared against this matrix.

Returns:: false if the two matrices are equal (each element is within a FBXSDK_TOLERANCE tolerance), true otherwise.

bool operator!= ( const FbxAMatrix & pM ) const

Non-equivalence operator.

Parameters:

pM	The affine matrix to be compared against this matrix.

Returns:: false if the two matrices are equal (each element is within a FBXSDK_TOLERANCE tolerance), true otherwise.

operator double * ( )

Cast the vector in a double pointer.

operator const double * ( ) const

Cast the vector in a const double pointer.

kDouble44& Double44 ( ) const [inline]

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Cast the matrix in a reference to a 4*4 array.

Definition at line 281 of file fbxmatrix.h.

{ return *((kDouble44 *)&mData); }

int Compare	(	const FbxMatrix	pM,
		const double	pThreshold = `FBXSDK_TOLERANCE`
	)		const

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int Compare	(	const FbxAMatrix	pM,
		const double	pThreshold = `FBXSDK_TOLERANCE`
	)		const

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FbxMatrix operator* ( double pValue ) const

FbxMatrix& operator*= ( double pValue )

double LUDecomposition ( FbxVector4 & pVector )

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FbxMatrix LUMult	(	FbxMatrix	pM,
		const FbxVector4 &	pVector
	)		const

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double Determinant ( ) const

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

fbxsdk/core/math/fbxmatrix.h

FbxMatrix Class Reference

Detailed Description

Public Member Functions

Constructors and Destructor

Access

Matrix Operations

Vector Operations

Boolean Operations

Casting

Member Typedef Documentation

Constructor & Destructor Documentation

Member Function Documentation