makVrv::DtMatrix4< T > Class Template Reference

4 dimensional matrix More...

Public Member Functions
	DtMatrix4 ()
	CTOR.
	DtMatrix4 (const T rhs[4][4])
	CTOR.
	DtMatrix4 (const T rhs[16])
	CTOR.
	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.
	DtMatrix4 (const DtMatrix3< T > &rhs)
	CTOR Creates a standard 4x4 transformation matrix with a zero translation part from a rotation/scaling 3x3 matrix.
virtual	~DtMatrix4 ()
	DTOR.
void	operator= (const DtMatrix3< T > &rhs)
	Assignment operator.
DtMatrix4	operator* (const DtMatrix4 &rhs) const
	Multiply 2 matrices. Returns this*rhs.
DtVector4< T >	operator* (const DtVector4< T > &rhs) const
	Multiply matrix with vector. Returns this*rhs.
void	setZero (void)
	Set all values to zero.
void	setIdentity (void)
	Set matrix to identity matrix.
DtMatrix4	getTranspose (void) const
	Get the transpose of this matrix.
bool	isEqual (const DtMatrix4 &rhs, T tolerance) const
	Check whether this matrix is equivalent to rhs within tolerance.
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);.
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.
DtMatrix4< T >	getInverseAffine (void) const
	Get the inverse of this matrix. This matrix must be affine to.

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 ( )

virtual

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.

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:

• /exports/nfedora7-1/nightly/docs/vrforcesDevelopment.vrf4-4-branch/include/vrvGraphicsUtils/DtMatrix4.h