makVrv::DtMatrix4< T > Class Template Reference

4 dimensional matrix More...

Inheritance diagram for makVrv::DtMatrix4< T >:

Public Member Functions
	DtMatrix4 ()
	CTOR. More...
	DtMatrix4 (const T rhs[4][4])
	CTOR. More...
	DtMatrix4 (const T rhs[16])
	CTOR. More...
	DtMatrix4 (T m00, T m01, T m02, T m03, T m10, T m11, T m12, T m13, T m20, T m21, T m22, T m23, T m30, T m31, T m32, T m33)
	CTOR. More...
	DtMatrix4 (const DtMatrix3< T > &rhs)
	CTOR Creates a standard 4x4 transformation matrix with a zero translation part from a rotation/scaling 3x3 matrix. More...
	~DtMatrix4 ()
	DTOR. More...
void	operator= (const DtMatrix3< T > &rhs)
	Assignment operator. More...
DtMatrix4	operator* (const DtMatrix4 &rhs) const
	Multiply 2 matrices. Returns this*rhs. More...
DtVector4< T >	operator* (const DtVector4< T > &rhs) const
	Multiply matrix with vector. Returns this*rhs. More...
void	setZero (void)
	Set all values to zero. More...
void	setIdentity (void)
	Set matrix to identity matrix. More...
DtMatrix4	getTranspose (void) const
	Get the transpose of this matrix. More...
bool	isEqual (const DtMatrix4 &rhs, T tolerance) const
	Check whether this matrix is equivalent to rhs within tolerance. More...
bool	isIdentity (T tolerance=std::numeric_limits< T >::epsilon()) const
DtMatrix4	convert_depth_gl_to_dx () const
const T *	operator[] (size_t iRow) const
T *	operator[] (size_t iRow)
const void *	ptr (void) const
bool	isAffine (void) const
	Return whether the last row is (0,0,0,1);. More...
DtVector3< T >	transformAffine (const DtVector3< T > &v) const
DtVector4< T >	transformAffine (const DtVector4< T > &v) const
DtMatrix4< T >	getInverse (void) const
	Get the inverse of this matrix. More...
DtMatrix4< T >	getInverseAffine (void) const
	Get the inverse of this matrix. This matrix must be affine to. More...
void	zeroOutTranslation (void)
	Zero out the translation column. More...
void	translateBack (const DtVector3< T > &v)
	subtract the vector from the translation column More...

Static Public Attributes
static DtMatrix4	theIdentityMatrix

Private Attributes
union {
T   _m [16]
T   m [4][4]
};

Detailed Description

template<class T>
class makVrv::DtMatrix4< T >

4 dimensional matrix

Constructor & Destructor Documentation

template<class T >

makVrv::DtMatrix4< T >::DtMatrix4

(

)

CTOR.

template<class T>

makVrv::DtMatrix4< T >::DtMatrix4

(

const T

rhs[4][4]

)

CTOR.

template<class T>

makVrv::DtMatrix4< T >::DtMatrix4

(

const T

rhs[16]

)

CTOR.

template<class T>

makVrv::DtMatrix4< T >::DtMatrix4	(	T	m00,
		T	m01,
		T	m02,
		T	m03,
		T	m10,
		T	m11,
		T	m12,
		T	m13,
		T	m20,
		T	m21,
		T	m22,
		T	m23,
		T	m30,
		T	m31,
		T	m32,
		T	m33
	)

CTOR.

template<class T>

makVrv::DtMatrix4< T >::DtMatrix4

(

const DtMatrix3< T > &

rhs

)

CTOR Creates a standard 4x4 transformation matrix with a zero translation part from a rotation/scaling 3x3 matrix.

template<class T >

makVrv::DtMatrix4< T >::~DtMatrix4

(

)

DTOR.

Member Function Documentation

template<class T>

void makVrv::DtMatrix4< T >::operator=

(

const DtMatrix3< T > &

rhs

)

Assignment operator.

template<class T>

DtMatrix4 makVrv::DtMatrix4< T >::operator*

(

const DtMatrix4< T > &

rhs

)

const

Multiply 2 matrices. Returns this*rhs.

template<class T>

DtVector4< T > makVrv::DtMatrix4< T >::operator*

(

const DtVector4< T > &

rhs

)

const

Multiply matrix with vector. Returns this*rhs.

References makVrv::DtMatrix4< T >::m, makVrv::DtVector4< T >::w, makVrv::DtVector4< T >::x, makVrv::DtVector4< T >::y, and makVrv::DtVector4< T >::z.

template<class T >

void makVrv::DtMatrix4< T >::setZero

(

void

)

Set all values to zero.

Referenced by makVrv::DtMatrix4< T >::setIdentity().

template<class T >

void makVrv::DtMatrix4< T >::setIdentity

(

void

)

Set matrix to identity matrix.

References makVrv::DtMatrix4< T >::setZero().

Referenced by makVrv::DtMatrix4< T >::isIdentity(), makVrv::DtMatrixUtils< T >::matrixRotationX(), makVrv::DtMatrixUtils< T >::matrixRotationY(), and makVrv::DtMatrixUtils< T >::matrixRotationZ().

template<class T >

DtMatrix4< T > makVrv::DtMatrix4< T >::getTranspose

(

void

)

const

Get the transpose of this matrix.

template<class T>

bool makVrv::DtMatrix4< T >::isEqual	(	const DtMatrix4< T > &	rhs,
		T	tolerance
	)		const

Check whether this matrix is equivalent to rhs within tolerance.

References makVrv::DtMath::isEqual().

template<class T>

bool makVrv::DtMatrix4< T >::isIdentity

(

T

tolerance = std::numeric_limits<T>::epsilon()

)

const

References makVrv::DtMatrix4< T >::setIdentity().

template<class T >

DtMatrix4< T > makVrv::DtMatrix4< T >::convert_depth_gl_to_dx

(

)

const

template<class T >

const T * makVrv::DtMatrix4< T >::operator[]

(

size_t

iRow

)

const

References ASSERT_PREDICATE_RETURN_ZERO.

template<class T >

T * makVrv::DtMatrix4< T >::operator[]

(

size_t

iRow

)

References ASSERT_PREDICATE_RETURN_ZERO.

template<class T >

const void * makVrv::DtMatrix4< T >::ptr

(

void

)

const

template<class T >

bool makVrv::DtMatrix4< T >::isAffine

(

void

)

const

Return whether the last row is (0,0,0,1);.

template<class T>

DtVector3< T > makVrv::DtMatrix4< T >::transformAffine

(

const DtVector3< T > &

v

)

const

References ASSERT_PREDICATE, makVrv::DtVector3< T >::x, makVrv::DtVector3< T >::y, and makVrv::DtVector3< T >::z.

template<class T>

DtVector4< T > makVrv::DtMatrix4< T >::transformAffine

(

const DtVector4< T > &

v

)

const

References ASSERT_PREDICATE, makVrv::DtVector4< T >::w, makVrv::DtVector4< T >::x, makVrv::DtVector4< T >::y, and makVrv::DtVector4< T >::z.

template<class T >

DtMatrix4< T > makVrv::DtMatrix4< T >::getInverse

(

void

)

const

Get the inverse of this matrix.

template<class T >

DtMatrix4< T > makVrv::DtMatrix4< T >::getInverseAffine

(

void

)

const

Get the inverse of this matrix. This matrix must be affine to.

References ASSERT_PREDICATE.

template<class T >

void makVrv::DtMatrix4< T >::zeroOutTranslation

(

void

)

Zero out the translation column.

template<class T>

void makVrv::DtMatrix4< T >::translateBack

(

const DtVector3< T > &

v

)

subtract the vector from the translation column

References makVrv::DtVector3< T >::x, makVrv::DtVector3< T >::y, and makVrv::DtVector3< T >::z.

Member Data Documentation

template<class T>

DtMatrix4< T > makVrv::DtMatrix4< T >::theIdentityMatrix

static

Initial value:

= DtMatrix4<T>(1,0,0,0
      , 0,1,0,0
      , 0,0,1,0
      , 0,0,0,1)

template<class T>

T makVrv::DtMatrix4< T >::_m[16]

template<class T>

T makVrv::DtMatrix4< T >::m[4][4]

Referenced by makVrv::DtMatrix4< T >::operator*().

union { ... }

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

• /data/exports/nrhent7-1/nightly/docs/vrForces.vrf4-8-branch/include/vrvGraphicsUtils/DtMatrix4.h