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Matrix Class Reference
[GLT Math]

4x4 Matrix More...

#include <matrix4.h>

List of all members.

Public Methods
	Matrix ()
	Default constructor.
	Matrix (const Matrix &matrix)
	Copy constructor.
	Matrix (const float *matrix)
	Construct from array.
	Matrix (const double *matrix)
	Construct from array.
	Matrix (const unsigned int glMatrix)
	Construct from OpenGL GL_MODELVIEW_MATRIX or GL_PROJECTION_MATRIX.
	Matrix (const std::string &str)
	Construct from string.
Matrix &	operator= (const Matrix &)
	Assignment operator.
Matrix	operator * (const Matrix &) const
	Matrix multiplication.
Matrix &	operator *= (const Matrix &)
	In-place matrix multiplication.
Vector	operator * (const Vector &) const
	Matrix transformation of 3D vector.
void	reset ()
	Reset to identity matrix.
void	identity ()
	Reset to identity matrix.
bool	isIdentity () const
	Is this matrix identity?
double &	operator[] (const int i)
	Access i'th element of matrix.
const double &	operator[] (const int i) const
	Access i'th element of matrix.
	operator double * ()
	Access as array.
	operator const double * () const
	Access as array.
bool	operator== (const Matrix &) const
	Equality operator.
bool	operator!= (const Matrix &) const
	Not-equal operator.
Matrix	inverse () const
	Calculate matrix inverse.
Matrix	transpose () const
	Calculate matrix transpose.
UnMatrix	unmatrix () const
	Calculate unmatrix.
double	det () const
	Calculate matrix determinant.
void	glMultMatrix () const
	Mult current OpenGL matrix.
void	glLoadMatrix () const
	Load current OpenGL matrix.
std::ostream &	writePov (std::ostream &os) const
	Write matrix in Povray format.
Friends
Matrix	matrixScale (const double sf)
	Uniform scale transformation matrix.
Matrix	matrixScale (const Vector sf)
	Non-uniform scale transformation matrix.
Matrix	matrixTranslate (const Vector trans)
	Translation transformation matrix.
Matrix	matrixTranslate (const real x, const real y, const real z)
	Translation transformation matrix.
Matrix	matrixRotate (const Vector axis, const double angle)
	Axis rotation transformation matrix.
Matrix	matrixRotate (const double azimuth, const double elevation)
	Rotation transformation matrix.
Matrix	matrixOrient (const Vector &x, const Vector &y, const Vector &z)
	Orientation transformation matrix.
Matrix	matrixOrient (const Vector &direction, const Vector &up)
	Orientation transformation matrix.
std::ostream &	operator<< (std::ostream &os, const Matrix &m)
	Write a matrix to a text output stream.
std::istream &	operator>> (std::istream &is, Matrix &m)
	Read a matrix from a text output stream.

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Detailed Description

4x4 Matrix

Author:

Nigel Stewart, RMIT (nigels.com@gmail.com)

Todo:

Nice pictures and explanation for 4x4 transformation matrices.

Definition at line 49 of file matrix4.h.

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Friends And Related Function Documentation

Matrix matrixRotate (  const Vector    axis, const double    angle )  [friend]

Axis rotation transformation matrix. Parameters: axis  Axis of rotation angle  Angle in degrees Definition at line 310 of file matrix4.cpp.

Matrix matrixRotate (  const double    azimuth, const double    elevation )  [friend]

Rotation transformation matrix. Parameters: azimuth  East-West degrees elevation  North-South degrees Definition at line 348 of file matrix4.cpp.

Matrix matrixOrient (  const Vector &    x, const Vector &    y, const Vector &    z )  [friend]

Orientation transformation matrix. Parameters: x  New orientation for +x y  New orientation for +y z  New orientation for +z Definition at line 380 of file matrix4.cpp.

Matrix matrixOrient (  const Vector &    direction, const Vector &    up )  [friend]

Orientation transformation matrix. Parameters: direction  New orientation for +z up  New orientation for +y Definition at line 406 of file matrix4.cpp.

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

• math/matrix4.h
• math/matrix4.cpp
• math/umatrix.cpp

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