vtkMatrix4x4 Class Reference

#include <vtkMatrix4x4.h>

Inheritance diagram for vtkMatrix4x4:

[legend]Collaboration diagram for vtkMatrix4x4:

[legend]List of all members.

Detailed Description

represent and manipulate 4x4 transformation matrices

vtkMatrix4x4 is a class to represent and manipulate 4x4 matrices. Specifically, it is designed to work on 4x4 transformation matrices found in 3D rendering using homogeneous coordinates [x y z w].

See also:: vtkTransform

Created by:

Lorensen, Bill

CVS contributions (if > 5%):

Gobbi, David (21%)
Martin, Ken (17%)
Lorensen, Bill (15%)
Schroeder, Will (12%)
Volpe, Christopher (11%)
Law, Charles (10%)

CVS logs (CVSweb):

.cxx (/Common/vtkMatrix4x4.cxx)
.h (/Common/vtkMatrix4x4.h)

Tests:: vtkMatrix4x4 (Tests)

Definition at line 49 of file vtkMatrix4x4.h.

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void Invert ()

void Invert (vtkMatrix4x4 *in, vtkMatrix4x4 *out)

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void Transpose ()

void Transpose (vtkMatrix4x4 *in, vtkMatrix4x4 *out)

Public Types

typedef vtkObject Superclass

Public Member Functions

virtual const char * GetClassName ()

virtual int IsA (const char *type)

void PrintSelf (ostream &os, vtkIndent indent)

double Determinant ()

void SetElement (int i, int j, double value)

double * operator[] (const unsigned int i)

const double * operator[] (unsigned int i) const

void Adjoint (vtkMatrix4x4 &in, vtkMatrix4x4 &out)

double Determinant (vtkMatrix4x4 &in)

double Determinant (vtkMatrix4x4 *in)

void Invert (vtkMatrix4x4 &in, vtkMatrix4x4 &out)

void Transpose (vtkMatrix4x4 &in, vtkMatrix4x4 &out)

void DeepCopy (vtkMatrix4x4 *source)

void DeepCopy (const double Elements[16])

void Zero ()

void Identity ()

void MultiplyPoint (const float in[4], float out[4])

void MultiplyPoint (const double in[4], double out[4])

float * MultiplyPoint (const float in[4])

float * MultiplyFloatPoint (const float in[4])

double * MultiplyDoublePoint (const double in[4])

void Adjoint (vtkMatrix4x4 *in, vtkMatrix4x4 *out)

double GetElement (int i, int j) const

Static Public Member Functions

vtkMatrix4x4 * New ()

int IsTypeOf (const char *type)

vtkMatrix4x4 * SafeDownCast (vtkObject *o)

void DeepCopy (double Elements[16], vtkMatrix4x4 *source)

void DeepCopy (double Elements[16], const double newElements[16])

void Zero (double Elements[16])

void Identity (double Elements[16])

void Invert (const double inElements[16], double outElements[16])

void Transpose (const double inElements[16], double outElements[16])

void MultiplyPoint (const double Elements[16], const float in[4], float out[4])

void MultiplyPoint (const double Elements[16], const double in[4], double out[4])

void Multiply4x4 (const double a[16], const double b[16], double c[16])

void Adjoint (const double inElements[16], double outElements[16])

double Determinant (const double Elements[16])

void PointMultiply (const double Elements[16], const float in[4], float out[4])

void PointMultiply (const double Elements[16], const double in[4], double out[4])

void Multiply4x4 (vtkMatrix4x4 *a, vtkMatrix4x4 *b, vtkMatrix4x4 *c)

Public Attributes

double Element [4][4]

Protected Member Functions

vtkMatrix4x4 ()

~vtkMatrix4x4 ()

Protected Attributes

float FloatPoint [4]

double DoublePoint [4]

Member Typedef Documentation

typedef vtkObject vtkMatrix4x4::Superclass

Reimplemented from vtkObject.
Definition at line 66 of file vtkMatrix4x4.h.

Constructor & Destructor Documentation

vtkMatrix4x4::vtkMatrix4x4 ( ) [inline, protected]

Definition at line 212 of file vtkMatrix4x4.h.
References Identity().

vtkMatrix4x4::~vtkMatrix4x4 ( ) [inline, protected]

Definition at line 213 of file vtkMatrix4x4.h.

Member Function Documentation

vtkMatrix4x4* vtkMatrix4x4::New ( ) [static]

Construct a 4x4 identity matrix.
Reimplemented from vtkObject.

virtual const char* vtkMatrix4x4::GetClassName ( ) [virtual]

Reimplemented from vtkObject.

int vtkMatrix4x4::IsTypeOf ( const char * type ) [static]

Return 1 if this class type is the same type of (or a subclass of) the named class. Returns 0 otherwise. This method works in combination with vtkTypeRevisionMacro found in vtkSetGet.h.
Reimplemented from vtkObject.

virtual int vtkMatrix4x4::IsA ( const char * type ) [virtual]

Return 1 if this class is the same type of (or a subclass of) the named class. Returns 0 otherwise. This method works in combination with vtkTypeRevisionMacro found in vtkSetGet.h.
Reimplemented from vtkObject.

vtkMatrix4x4* vtkMatrix4x4::SafeDownCast ( vtkObject * o ) [static]

Reimplemented from vtkObject.

void vtkMatrix4x4::PrintSelf ( ostream & os,

vtkIndent indent

) [virtual]

Methods invoked by print to print information about the object including superclasses. Typically not called by the user (use Print() instead) but used in the hierarchical print process to combine the output of several classes.
Reimplemented from vtkObject.

void vtkMatrix4x4::DeepCopy ( vtkMatrix4x4 * source ) [inline]

Set the elements of the matrix to the same values as the elements of the source Matrix.
Definition at line 72 of file vtkMatrix4x4.h.
References vtkObject::Modified().
Referenced by DeepCopy().

void vtkMatrix4x4::DeepCopy ( double Elements[16],

vtkMatrix4x4 * source

) [inline, static]

Definition at line 76 of file vtkMatrix4x4.h.
References DeepCopy(), and Element.

void vtkMatrix4x4::DeepCopy ( double Elements[16],

const double newElements[16]

) [static]

void vtkMatrix4x4::DeepCopy ( const double Elements[16] ) [inline]

Non-static member function. Assigns *from* elements array
Definition at line 83 of file vtkMatrix4x4.h.
References vtkObject::Modified().

void vtkMatrix4x4::Zero ( ) [inline]

Set all of the elements to zero.
Definition at line 89 of file vtkMatrix4x4.h.
References vtkObject::Modified().

void vtkMatrix4x4::Zero ( double Elements[16] ) [static]

void vtkMatrix4x4::Identity ( ) [inline]

Set equal to Identity matrix
Definition at line 98 of file vtkMatrix4x4.h.
References vtkObject::Modified().
Referenced by vtkMatrix4x4().

void vtkMatrix4x4::Identity ( double Elements[16] ) [static]

void vtkMatrix4x4::Invert ( vtkMatrix4x4 * in,

vtkMatrix4x4 * out

) [inline, static]

Matrix Inversion (adapted from Richard Carling in "Graphics Gems," Academic Press, 1990).
Definition at line 108 of file vtkMatrix4x4.h.
References Element, Invert(), and vtkObject::Modified().

void vtkMatrix4x4::Invert ( ) [inline]

Definition at line 110 of file vtkMatrix4x4.h.
Referenced by Invert().

void vtkMatrix4x4::Invert ( const double inElements[16],

double outElements[16]

) [static]

void vtkMatrix4x4::Transpose ( vtkMatrix4x4 * in,

vtkMatrix4x4 * out

) [inline, static]

Transpose the matrix and put it into out.
Definition at line 120 of file vtkMatrix4x4.h.
References Element, vtkObject::Modified(), and Transpose().

void vtkMatrix4x4::Transpose ( ) [inline]

Definition at line 122 of file vtkMatrix4x4.h.
Referenced by Transpose().

void vtkMatrix4x4::Transpose ( const double inElements[16],

double outElements[16]

) [static]

void vtkMatrix4x4::MultiplyPoint ( const float in[4],

float out[4]

) [inline]

Multiply a homogeneous coordinate by this matrix, i.e. out = A*in. The in[4] and out[4] can be the same array.
Definition at line 132 of file vtkMatrix4x4.h.
Referenced by vtkTransform::MultiplyPoint(), and MultiplyPoint().

void vtkMatrix4x4::MultiplyPoint ( const double in[4],

double out[4]

) [inline]

Multiply a homogeneous coordinate by this matrix, i.e. out = A*in. The in[4] and out[4] can be the same array.
Definition at line 134 of file vtkMatrix4x4.h.
References MultiplyPoint().

void vtkMatrix4x4::MultiplyPoint ( const double Elements[16],

const float in[4],

float out[4]

) [static]

void vtkMatrix4x4::MultiplyPoint ( const double Elements[16],

const double in[4],

double out[4]

) [static]

float* vtkMatrix4x4::MultiplyPoint ( const float in[4] ) [inline]

For use in Java, Python or Tcl. The default MultiplyPoint() uses a single-precision point.
Definition at line 148 of file vtkMatrix4x4.h.

float* vtkMatrix4x4::MultiplyFloatPoint ( const float in[4] ) [inline]

For use in Java, Python or Tcl. The default MultiplyPoint() uses a single-precision point.
Definition at line 150 of file vtkMatrix4x4.h.

double* vtkMatrix4x4::MultiplyDoublePoint ( const double in[4] ) [inline]

For use in Java, Python or Tcl. The default MultiplyPoint() uses a single-precision point.
Definition at line 152 of file vtkMatrix4x4.h.

void vtkMatrix4x4::Multiply4x4 ( vtkMatrix4x4 * a,

vtkMatrix4x4 * b,

vtkMatrix4x4 * c

) [inline, static]

Multiplies matrices a and b and stores the result in c.
Definition at line 158 of file vtkMatrix4x4.h.
References Element.

void vtkMatrix4x4::Multiply4x4 ( const double a[16],

const double b[16],

double c[16]

) [static]

void vtkMatrix4x4::Adjoint ( vtkMatrix4x4 * in,

vtkMatrix4x4 * out

) [inline]

Compute adjoint of the matrix and put it into out.
Definition at line 168 of file vtkMatrix4x4.h.
References Element.

void vtkMatrix4x4::Adjoint ( const double inElements[16],

double outElements[16]

) [static]

double vtkMatrix4x4::Determinant ( ) [inline]

Compute the determinant of the matrix and return it.
Definition at line 176 of file vtkMatrix4x4.h.
Referenced by Determinant().

double vtkMatrix4x4::Determinant ( const double Elements[16] ) [static]

void vtkMatrix4x4::SetElement ( int i,

int j,

double value

) [inline]

Sets the element i,j in the matrix.
Definition at line 222 of file vtkMatrix4x4.h.
References Element, and vtkObject::Modified().

double vtkMatrix4x4::GetElement ( int i,

int j

) const [inline]

Returns the element i,j from the matrix.
Definition at line 186 of file vtkMatrix4x4.h.

double* vtkMatrix4x4::operator[] ( const unsigned int i ) [inline]

Definition at line 191 of file vtkMatrix4x4.h.

const double* vtkMatrix4x4::operator[] ( unsigned int i ) const [inline]

Definition at line 193 of file vtkMatrix4x4.h.

void vtkMatrix4x4::Adjoint ( vtkMatrix4x4 & in,

vtkMatrix4x4 & out

) [inline]

Definition at line 195 of file vtkMatrix4x4.h.

double vtkMatrix4x4::Determinant ( vtkMatrix4x4 & in ) [inline]

Definition at line 197 of file vtkMatrix4x4.h.

double vtkMatrix4x4::Determinant ( vtkMatrix4x4 * in ) [inline]

Definition at line 199 of file vtkMatrix4x4.h.
References Determinant(), and Element.

void vtkMatrix4x4::Invert ( vtkMatrix4x4 & in,

vtkMatrix4x4 & out

) [inline]

Definition at line 201 of file vtkMatrix4x4.h.

void vtkMatrix4x4::Transpose ( vtkMatrix4x4 & in,

vtkMatrix4x4 & out

) [inline]

Definition at line 203 of file vtkMatrix4x4.h.

void vtkMatrix4x4::PointMultiply ( const double Elements[16],

const float in[4],

float out[4]

) [static]

void vtkMatrix4x4::PointMultiply ( const double Elements[16],

const double in[4],

double out[4]

) [static]

Member Data Documentation

double vtkMatrix4x4::Element[4][4]

Definition at line 61 of file vtkMatrix4x4.h.
Referenced by Adjoint(), vtkTransform::Concatenate(), vtkPerspectiveTransform::Concatenate(), vtkGeneralTransform::Concatenate(), DeepCopy(), Determinant(), Invert(), Multiply4x4(), SetElement(), vtkTransform::SetMatrix(), vtkPerspectiveTransform::SetMatrix(), and Transpose().

float vtkMatrix4x4::FloatPoint[4] [protected]

Definition at line 215 of file vtkMatrix4x4.h.

double vtkMatrix4x4::DoublePoint[4] [protected]

Definition at line 216 of file vtkMatrix4x4.h.

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

dox/Common/vtkMatrix4x4.h


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void	Invert ()
void	Invert (vtkMatrix4x4 in, vtkMatrix4x4 out)
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void	Transpose ()
void	Transpose (vtkMatrix4x4 in, vtkMatrix4x4 out)
Public Types
typedef vtkObject	Superclass
Public Member Functions
virtual const char *	GetClassName ()
virtual int	IsA (const char *type)
void	PrintSelf (ostream &os, vtkIndent indent)
double	Determinant ()
void	SetElement (int i, int j, double value)
double *	operator[] (const unsigned int i)
const double *	operator[] (unsigned int i) const
void	Adjoint (vtkMatrix4x4 &in, vtkMatrix4x4 &out)
double	Determinant (vtkMatrix4x4 &in)
double	Determinant (vtkMatrix4x4 *in)
void	Invert (vtkMatrix4x4 &in, vtkMatrix4x4 &out)
void	Transpose (vtkMatrix4x4 &in, vtkMatrix4x4 &out)

void	DeepCopy (vtkMatrix4x4 *source)

void	DeepCopy (const double Elements[16])

void	Zero ()

void	Identity ()

void	MultiplyPoint (const float in[4], float out[4])
void	MultiplyPoint (const double in[4], double out[4])

float *	MultiplyPoint (const float in[4])
float *	MultiplyFloatPoint (const float in[4])
double *	MultiplyDoublePoint (const double in[4])

void	Adjoint (vtkMatrix4x4 in, vtkMatrix4x4 out)

double	GetElement (int i, int j) const
Static Public Member Functions
vtkMatrix4x4 *	New ()
int	IsTypeOf (const char *type)
vtkMatrix4x4 *	SafeDownCast (vtkObject *o)
void	DeepCopy (double Elements[16], vtkMatrix4x4 *source)
void	DeepCopy (double Elements[16], const double newElements[16])
void	Zero (double Elements[16])
void	Identity (double Elements[16])
void	Invert (const double inElements[16], double outElements[16])
void	Transpose (const double inElements[16], double outElements[16])
void	MultiplyPoint (const double Elements[16], const float in[4], float out[4])
void	MultiplyPoint (const double Elements[16], const double in[4], double out[4])
void	Multiply4x4 (const double a[16], const double b[16], double c[16])
void	Adjoint (const double inElements[16], double outElements[16])
double	Determinant (const double Elements[16])
void	PointMultiply (const double Elements[16], const float in[4], float out[4])
void	PointMultiply (const double Elements[16], const double in[4], double out[4])

void	Multiply4x4 (vtkMatrix4x4 a, vtkMatrix4x4 b, vtkMatrix4x4 *c)
Public Attributes
double	Element [4][4]
Protected Member Functions
	vtkMatrix4x4 ()
	~vtkMatrix4x4 ()
Protected Attributes
float	FloatPoint [4]
double	DoublePoint [4]