pic::pic::Matrix3x3 Class Reference

The Matrix3x3 class provides methods for managing a 3 by 3 matrix. More...

#include <display.hpp>

Public Member Functions
	Matrix3x3 ()
	Matrix3x3. More...
	Matrix3x3 (float *data)
	Matrix3x3. More...
Matrix3x3	clone ()
	clone clones the matrix. More...
void	set (const float *data)
	set sets the matrix up. More...
void	set (Matrix3x3 *mtx)
	set sets the matrix up. More...
void	getIdentity ()
	getIdentity sets the matrix as an identity matrix; diag(1, 1, 1); More...
Matrix3x3	mul (const Matrix3x3 &mtx)
	mul More...
float *	mul (float *vec, float *ret)
	mul More...
float *	mulH (float *vec, float *ret)
	MulH. More...
float *	projection (float *vec, float *ret)
	projection More...
void	crossProduct (float *t)
	crossProduct computes the cross product matrix More...
void	add (float value)
	Add adds a value to the diagonal. More...
float	determinant ()
	determinant computes the determinant of the matrix. More...
Matrix3x3 *	inverse (Matrix3x3 *ret)
	inverse computes the inverse of the matrix. More...
Matrix3x3 *	transpose (Matrix3x3 *ret)
	transpose computes the transposed matrix. More...
void	setTranslationMatrix (float tx, float ty)
	setTranslationMatrix sets the matrix as a translation matrix. More...
void	setRotationMatrix (float ang)
	setRotationMatrix sets the matrix as a rotation matrix More...
void	setShearMatrix (float horizontal_shear, float vertical_shear)
	SetShearMatrix sets the matrix as a shear matrix. More...
void	setScaleMatrix (float x_scale, float y_scale)
	SetScaleMatrix set the matrix as a scaling matrix. More...
void	print ()
	print More...

Public Attributes
float	data [9]

Detailed Description

The Matrix3x3 class provides methods for managing a 3 by 3 matrix.

Constructor & Destructor Documentation

Matrix3x3() [1/2]

pic::pic::Matrix3x3::Matrix3x3 ( )

inline

Matrix3x3.

Matrix3x3() [2/2]

pic::pic::Matrix3x3::Matrix3x3 ( float *  data )

inline

Matrix3x3.

Parameters

data

Member Function Documentation

add()

void pic::pic::Matrix3x3::add ( float  value )

inline

Add adds a value to the diagonal.

Parameters

value

is the value to be added.

clone()

Matrix3x3 pic::pic::Matrix3x3::clone ( )

inline

clone clones the matrix.

Returns

it returns the cloned matrix.

crossProduct()

void pic::pic::Matrix3x3::crossProduct ( float *  t )

inline

crossProduct computes the cross product matrix

Parameters

t	is a three value array.

determinant()

float pic::pic::Matrix3x3::determinant ( )

inline

determinant computes the determinant of the matrix.

Returns

getIdentity()

void pic::pic::Matrix3x3::getIdentity ( )

inline

getIdentity sets the matrix as an identity matrix; diag(1, 1, 1);

inverse()

Matrix3x3* pic::pic::Matrix3x3::inverse ( Matrix3x3 *  ret )

inline

inverse computes the inverse of the matrix.

Parameters

ret

Returns

mul() [1/2]

Matrix3x3 pic::pic::Matrix3x3::mul ( const Matrix3x3 &  mtx )

inline

mul

Parameters

mtx

Returns

mul() [2/2]

float* pic::pic::Matrix3x3::mul ( float *  vec, float *  ret  )

inline

mul

Parameters

vec
ret

Returns

mulH()

float* pic::pic::Matrix3x3::mulH ( float *  vec, float *  ret  )

inline

MulH.

Parameters

vec
ret

Returns

print()

void pic::pic::Matrix3x3::print ( )

inline

print

projection()

float* pic::pic::Matrix3x3::projection ( float *  vec, float *  ret  )

inline

projection

Parameters

vec
ret

Returns

set() [1/2]

void pic::pic::Matrix3x3::set ( const float *  data )

inline

set sets the matrix up.

Parameters

data	input data, they are assumed to be 9 floats. The matrix is stored by rows.

set() [2/2]

void pic::pic::Matrix3x3::set ( Matrix3x3 *  mtx )

inline

set sets the matrix up.

Parameters

data	input data, they are assumed to be 9 floats. The matrix is stored by rows.

setRotationMatrix()

void pic::pic::Matrix3x3::setRotationMatrix ( float  ang )

inline

setRotationMatrix sets the matrix as a rotation matrix

Parameters

ang

setScaleMatrix()

void pic::pic::Matrix3x3::setScaleMatrix ( float  x_scale, float  y_scale  )

inline

SetScaleMatrix set the matrix as a scaling matrix.

Parameters

x_scale
y_scale

setShearMatrix()

void pic::pic::Matrix3x3::setShearMatrix ( float  horizontal_shear, float  vertical_shear  )

inline

SetShearMatrix sets the matrix as a shear matrix.

Parameters

horizontal_shear
vertical_shear

setTranslationMatrix()

void pic::pic::Matrix3x3::setTranslationMatrix ( float  tx, float  ty  )

inline

setTranslationMatrix sets the matrix as a translation matrix.

Parameters

tx
ty

transpose()

Matrix3x3* pic::pic::Matrix3x3::transpose ( Matrix3x3 *  ret )

inline

transpose computes the transposed matrix.

Member Data Documentation

data

float pic::pic::Matrix3x3::data[9]

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

• C:/Users/Francesco/Documents/GitHub/piccante/include/util/gl/display.hpp