Class to represent a matrix and perform various operations on it. More...

#include <Matrix.h>

Inheritance diagram for TexGen::CMatrix:

Public Member Functions
	CMatrix ()

	CMatrix (int iHeight, int iWidth)

	CMatrix (const CMatrix &CopyMe)

	~CMatrix (void)

void	Initialise (int iHeight, int iWidth)

void	InitialiseIdentity (int iSize)

CMatrix	GetTranspose ()

CMatrix &	GetSubMatrix (CMatrix &SubMatrix, int iRow, int iColumn) const

void	SetSubMatrix (CMatrix &SubMatrix, int iRow, int iColumn)

void	ZeroMatrix ()

double &	operator() (int i, int j)

const double &	operator() (int i, int j) const

const double	GetValue (int i, int j) const

void	SetValue (int i, int j, double dVal)

CMatrix	operator* (const CMatrix &RightMatrix) const

CMatrix	operator* (double dRight) const

CMatrix	operator+ (const CMatrix &RightMatrix) const

CMatrix	operator- (const CMatrix &RightMatrix) const

CMatrix &	operator*= (double dRight)

CMatrix &	operator/= (double dRight)

CMatrix &	operator+= (const CMatrix &RightMatrix)

CMatrix &	operator-= (const CMatrix &RightMatrix)

CMatrix &	operator= (const CMatrix &RightMatrix)

double	GetDeterminant () const

double	GetInverse (CMatrix &Inverse) const

void	GetSquareRoot (CMatrix &Root) const

void	GetEigen (CMatrix &EigenVectors, CMatrix &EigenValues) const

void	GetPolarDecomposition (CMatrix &U, CMatrix &P) const

bool	Empty () const

int	GetHeight () const

int	GetWidth () const

void	SwapRows (int iRow1, int iRow2)

void	SwapColumns (int iColumn1, int iColumn2)

void	DivideRow (int iRow, double dDivisor)

void	DivideColumn (int iColumn, double dDivisor)

void	SubtractRow (int iRow1, int iRow2, double dScale)

void	SubtractColumn (int iColumn1, int iColumn2, double dScale)

void	Identity ()

CMatrix &	EqualsMultiple (const CMatrix &LeftMatrix, const CMatrix &RightMatrix)
	This function multiplies the left matrix with the right matrix. More...

CMatrix &	EqualsTransposeMultiple (const CMatrix &LeftMatrix, const CMatrix &RightMatrix)
	This function multiplies the transpose of the left matrix with the right matrix. More...

CMatrix &	EqualsMultipleTranspose (const CMatrix &LeftMatrix, const CMatrix &RightMatrix)
	This function multiplies the transpose of the left matrix with the right matrix. More...

void	PrintMatrix (char szMatrixName[], ostream &Output=cout, int iWidth=16, bool bScientific=true)

Protected Member Functions
double	GetInverseSlow (CMatrix &Inverse) const

Protected Attributes
int	m_iWidth

int	m_iHeight

double *	m_dMatrix

Detailed Description

Class to represent a matrix and perform various operations on it.

Definition at line 32 of file Matrix.h.

Constructor & Destructor Documentation

◆ CMatrix() [1/3]

TexGen::CMatrix::CMatrix ( )

inline

Definition at line 104 of file Matrix.h.

◆ CMatrix() [2/3]

TexGen::CMatrix::CMatrix	(	int	iHeight,
		int	iWidth
	)

inline

Definition at line 111 of file Matrix.h.

References m_dMatrix, m_iHeight, m_iWidth, and ZeroMatrix().

◆ CMatrix() [3/3]

TexGen::CMatrix::CMatrix ( const CMatrix & CopyMe )

inline

Definition at line 119 of file Matrix.h.

◆ ~CMatrix()

TexGen::CMatrix::~CMatrix ( void )

inline

Definition at line 128 of file Matrix.h.

References m_dMatrix.

Member Function Documentation

◆ DivideColumn()

void TexGen::CMatrix::DivideColumn	(	int	iColumn,
		double	dDivisor
	)

inline

Definition at line 755 of file Matrix.h.

References m_iHeight, and m_iWidth.

◆ DivideRow()

void TexGen::CMatrix::DivideRow	(	int	iRow,
		double	dDivisor
	)

inline

Definition at line 743 of file Matrix.h.

References m_iHeight, and m_iWidth.

◆ Empty()

bool TexGen::CMatrix::Empty ( ) const

inline

Definition at line 171 of file Matrix.h.

References m_iHeight, and m_iWidth.

Referenced by operator+=(), and operator-=().

◆ EqualsMultiple()

CMatrix & TexGen::CMatrix::EqualsMultiple	(	const CMatrix &	LeftMatrix,
		const CMatrix &	RightMatrix
	)

inline

This function multiplies the left matrix with the right matrix.

Warning, LeftMatrix and RightMatrix parameters should not be equal to this

Definition at line 293 of file Matrix.h.

References Initialise(), m_iHeight, m_iWidth, and ZeroMatrix().

Referenced by TexGen::CElement::GetBMatrix(), TexGen::CElementTriTension::GetDMatrix(), TexGen::CInterpolationCubic::GetNaturalCubicSplines(), TexGen::CInterpolationCubic::GetPeriodicCubicSplines(), GetPolarDecomposition(), and GetSquareRoot().

◆ EqualsMultipleTranspose()

CMatrix & TexGen::CMatrix::EqualsMultipleTranspose	(	const CMatrix &	LeftMatrix,
		const CMatrix &	RightMatrix
	)

inline

This function multiplies the transpose of the left matrix with the right matrix.

Warning, LeftMatrix and RightMatrix parameters should not be equal to this

Definition at line 347 of file Matrix.h.

References Initialise(), m_iHeight, m_iWidth, and ZeroMatrix().

Referenced by TexGen::CElementTriBending::GetDMatrix().

◆ EqualsTransposeMultiple()

CMatrix & TexGen::CMatrix::EqualsTransposeMultiple	(	const CMatrix &	LeftMatrix,
		const CMatrix &	RightMatrix
	)

inline

This function multiplies the transpose of the left matrix with the right matrix.

Warning, LeftMatrix and RightMatrix parameters should not be equal to this

Definition at line 320 of file Matrix.h.

References Initialise(), m_iHeight, m_iWidth, and ZeroMatrix().

Referenced by TexGen::CElement::GetKeMatrix(), and GetPolarDecomposition().

◆ GetDeterminant()

double TexGen::CMatrix::GetDeterminant ( ) const

inline

Definition at line 489 of file Matrix.h.

References GetInverse(), m_iHeight, and m_iWidth.

Referenced by TexGen::CElementTri::GetArea(), GetInverse(), and GetInverseSlow().

◆ GetEigen()

void TexGen::CMatrix::GetEigen	(	CMatrix &	EigenVectors,
		CMatrix &	EigenValues
	)		const

inline

Definition at line 827 of file Matrix.h.

References Initialise(), m_iHeight, and m_iWidth.

Referenced by GetSquareRoot().

◆ GetHeight()

int TexGen::CMatrix::GetHeight ( ) const

inline

Definition at line 176 of file Matrix.h.

References m_iHeight.

Referenced by TexGen::CLinearTransformation::CLinearTransformation().

◆ GetInverse()

double TexGen::CMatrix::GetInverse ( CMatrix & Inverse ) const

inline

Definition at line 544 of file Matrix.h.

References GetDeterminant(), Identity(), Initialise(), m_iHeight, and m_iWidth.

Referenced by TexGen::CDomainPlanes::Deform(), TexGen::CElement::GetBMatrix(), GetDeterminant(), TexGen::CElementTriBending::GetDMatrix(), TexGen::CElementTriTension::GetDMatrix(), TexGen::CInterpolationCubic::GetNaturalCubicSplines(), TexGen::CInterpolationCubic::GetPeriodicCubicSplines(), GetPolarDecomposition(), and GetSquareRoot().

◆ GetInverseSlow()

double TexGen::CMatrix::GetInverseSlow ( CMatrix & Inverse ) const

inlineprotected

Definition at line 677 of file Matrix.h.

References GetDeterminant(), GetSubMatrix(), Initialise(), m_iHeight, and m_iWidth.

◆ GetPolarDecomposition()

void TexGen::CMatrix::GetPolarDecomposition	(	CMatrix &	U,
		CMatrix &	P
	)		const

inline

Definition at line 817 of file Matrix.h.

References EqualsMultiple(), EqualsTransposeMultiple(), GetInverse(), GetSquareRoot(), m_iHeight, and m_iWidth.

◆ GetSquareRoot()

void TexGen::CMatrix::GetSquareRoot ( CMatrix & Root ) const

inline

Definition at line 461 of file Matrix.h.

References EqualsMultiple(), GetEigen(), GetInverse(), m_iHeight, and m_iWidth.

Referenced by GetPolarDecomposition().

◆ GetSubMatrix()

CMatrix & TexGen::CMatrix::GetSubMatrix	(	CMatrix &	SubMatrix,
		int	iRow,
		int	iColumn
	)		const

inline

Definition at line 793 of file Matrix.h.

References Initialise(), m_iHeight, and m_iWidth.

Referenced by GetInverseSlow().

◆ GetTranspose()

CMatrix TexGen::CMatrix::GetTranspose ( )

inline

Definition at line 220 of file Matrix.h.

References m_iHeight, and m_iWidth.

Referenced by TexGen::CDomainPlanes::Deform().

◆ GetValue()

const double TexGen::CMatrix::GetValue	(	int	i,
		int	j
	)		const

inline

Definition at line 200 of file Matrix.h.

References m_dMatrix, and m_iWidth.

Referenced by SetSubMatrix().

◆ GetWidth()

int TexGen::CMatrix::GetWidth ( ) const

inline

Definition at line 181 of file Matrix.h.

References m_iWidth.

Referenced by TexGen::CLinearTransformation::CLinearTransformation().

◆ Identity()

void TexGen::CMatrix::Identity ( )

inline

Definition at line 527 of file Matrix.h.

References m_iHeight, and m_iWidth.

Referenced by GetInverse(), InitialiseIdentity(), and TexGen::CLinearTransformation::ResetTransformation().

◆ Initialise()

void TexGen::CMatrix::Initialise	(	int	iHeight,
		int	iWidth
	)

inline

◆ InitialiseIdentity()

void TexGen::CMatrix::InitialiseIdentity ( int iSize )

inline

Definition at line 155 of file Matrix.h.

References Identity(), m_dMatrix, m_iHeight, and m_iWidth.

Referenced by TexGen::CLinearTransformation::AddScale(), TexGen::CLinearTransformation::CLinearTransformation(), TexGen::ConvertRotation(), and TexGen::CTextileDeformer::CTextileDeformer().

◆ operator()() [1/2]

double & TexGen::CMatrix::operator()	(	int	i,
		int	j
	)

inline

Definition at line 186 of file Matrix.h.

References m_dMatrix, and m_iWidth.

◆ operator()() [2/2]

const double & TexGen::CMatrix::operator()	(	int	i,
		int	j
	)		const

inline

Definition at line 193 of file Matrix.h.

References m_dMatrix, and m_iWidth.

◆ operator*() [1/2]

CMatrix TexGen::CMatrix::operator* ( const CMatrix & RightMatrix ) const

inline

Definition at line 234 of file Matrix.h.

References m_iHeight, and m_iWidth.

◆ operator*() [2/2]

CMatrix TexGen::CMatrix::operator* ( double dRight ) const

inline

Definition at line 252 of file Matrix.h.

References m_iHeight, and m_iWidth.

◆ operator*=()

CMatrix & TexGen::CMatrix::operator*= ( double dRight )

inline

Definition at line 374 of file Matrix.h.

References m_iHeight, and m_iWidth.

◆ operator+()

CMatrix TexGen::CMatrix::operator+ ( const CMatrix & RightMatrix ) const

inline

Definition at line 266 of file Matrix.h.

References m_dMatrix, m_iHeight, and m_iWidth.

◆ operator+=()

CMatrix & TexGen::CMatrix::operator+= ( const CMatrix & RightMatrix )

inline

Definition at line 401 of file Matrix.h.

References Empty(), Initialise(), m_iHeight, and m_iWidth.

◆ operator-()

CMatrix TexGen::CMatrix::operator- ( const CMatrix & RightMatrix ) const

inline

Definition at line 279 of file Matrix.h.

References m_dMatrix, m_iHeight, and m_iWidth.

◆ operator-=()

CMatrix & TexGen::CMatrix::operator-= ( const CMatrix & RightMatrix )

inline

Definition at line 419 of file Matrix.h.

References Empty(), Initialise(), m_iHeight, and m_iWidth.

◆ operator/=()

CMatrix & TexGen::CMatrix::operator/= ( double dRight )

inline

Definition at line 387 of file Matrix.h.

References m_iHeight, and m_iWidth.

◆ operator=()

CMatrix & TexGen::CMatrix::operator= ( const CMatrix & RightMatrix )

inline

Definition at line 134 of file Matrix.h.

References Initialise(), m_dMatrix, m_iHeight, and m_iWidth.

◆ PrintMatrix()

void TexGen::CMatrix::PrintMatrix	(	char	szMatrixName[],
		ostream &	Output = `cout`,
		int	iWidth = `16`,
		bool	bScientific = `true`
	)

inline

Definition at line 437 of file Matrix.h.

References m_iHeight, and m_iWidth.

Referenced by TexGen::operator<<().

◆ SetSubMatrix()

void TexGen::CMatrix::SetSubMatrix	(	TexGen::CMatrix &	SubMatrix,
		int	iRow,
		int	iColumn
	)

inline

Definition at line 1119 of file Matrix.h.

References GetValue(), m_iHeight, and m_iWidth.

◆ SetValue()

void TexGen::CMatrix::SetValue	(	int	i,
		int	j,
		double	dVal
	)

inline

Definition at line 207 of file Matrix.h.

References m_dMatrix, and m_iWidth.

◆ SubtractColumn()

void TexGen::CMatrix::SubtractColumn	(	int	iColumn1,
		int	iColumn2,
		double	dScale
	)

inline

Definition at line 780 of file Matrix.h.

References m_iHeight, and m_iWidth.

◆ SubtractRow()

void TexGen::CMatrix::SubtractRow	(	int	iRow1,
		int	iRow2,
		double	dScale
	)

inline

Definition at line 767 of file Matrix.h.

References m_iHeight, and m_iWidth.

◆ SwapColumns()

void TexGen::CMatrix::SwapColumns	(	int	iColumn1,
		int	iColumn2
	)

inline

Definition at line 727 of file Matrix.h.

References m_iHeight, and m_iWidth.

◆ SwapRows()

void TexGen::CMatrix::SwapRows	(	int	iRow1,
		int	iRow2
	)

inline

Definition at line 711 of file Matrix.h.

References m_iHeight, and m_iWidth.

◆ ZeroMatrix()

void TexGen::CMatrix::ZeroMatrix ( )

inline

Definition at line 215 of file Matrix.h.

References m_dMatrix, m_iHeight, and m_iWidth.

Referenced by CMatrix(), EqualsMultiple(), EqualsMultipleTranspose(), EqualsTransposeMultiple(), TexGen::CElement::GetKeMatrix(), and Initialise().

Member Data Documentation

◆ m_dMatrix

double* TexGen::CMatrix::m_dMatrix

protected

Definition at line 101 of file Matrix.h.

Referenced by CMatrix(), GetValue(), Initialise(), InitialiseIdentity(), operator()(), operator+(), operator-(), operator=(), SetValue(), ZeroMatrix(), and ~CMatrix().

◆ m_iHeight

int TexGen::CMatrix::m_iHeight

protected

◆ m_iWidth

int TexGen::CMatrix::m_iWidth

protected

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

C:/Users/epzlpb/Documents/Code/TexGen/Core/Matrix.h

Public Member Functions

Protected Member Functions

Protected Attributes

Detailed Description

Constructor & Destructor Documentation

◆ CMatrix() [1/3]

◆ CMatrix() [2/3]

◆ CMatrix() [3/3]

◆ ~CMatrix()

Member Function Documentation

◆ DivideColumn()

◆ DivideRow()

◆ Empty()

◆ EqualsMultiple()

◆ EqualsMultipleTranspose()

◆ EqualsTransposeMultiple()

◆ GetDeterminant()

◆ GetEigen()

◆ GetHeight()

◆ GetInverse()

◆ GetInverseSlow()

◆ GetPolarDecomposition()

◆ GetSquareRoot()

◆ GetSubMatrix()

◆ GetTranspose()

◆ GetValue()

◆ GetWidth()

◆ Identity()

◆ Initialise()

◆ InitialiseIdentity()

◆ operator()() [1/2]

◆ operator()() [2/2]

◆ operator*() [1/2]

◆ operator*() [2/2]

◆ operator*=()

◆ operator+()

◆ operator+=()

◆ operator-()

◆ operator-=()

◆ operator/=()

◆ operator=()

◆ PrintMatrix()

◆ SetSubMatrix()

◆ SetValue()

◆ SubtractColumn()

◆ SubtractRow()

◆ SwapColumns()

◆ SwapRows()

◆ ZeroMatrix()

Member Data Documentation

◆ m_dMatrix

◆ m_iHeight

◆ m_iWidth