Unigine.mat2 Struct

Properties:

Name	Description
float m00	The Matrix element in the corresponding row and column mxy = M[x, y].
float m10	The Matrix element in the corresponding row and column mxy = M[x, y].
float m01	The Matrix element in the corresponding row and column mxy = M[x, y].
float m11	The Matrix element in the corresponding row and column mxy = M[x, y].
mat2 ZERO	The Matrix, filled with zeros (0).
mat2 ONE	The Matrix, filled with ones (1).
mat2 IDENTITY	The Identity matrix.
vec2 Row0	The First row.
vec2 Row1	The Second row.
vec2 Column0	The First column.
vec2 Column1	The Second column.
vec2 AxisX	The X axis.
vec2 AxisY	The Y axis.
vec2 Diagonal	The Vector containing diagonal elements of the matrix.
float Trace	The Trace of the matrix: (sum of its diagonal elements).
float Determinant	The Determinant of the matrix.

Methods:

Name	Description View: Sort by:
operator ==	Performs equal comparison.
operator !=	Not equal comparison.
Equals	Checks if the vector and the specified argument are equal (epsilon).
GetHashCode	Returns a hash code for the current object.
operator -	Subtraction.
operator *	Multiplication.
operator +	Matrices addition.
operator -	Matrices subtraction.
Set	Sets the value using the specified argument(s).
SetRow	Sets the specified row of the matrix using a given vec2 vector as a source.
GetRow	Returns the specified matrix row.
SetColumn	Sets the specified column of the matrix using a given vec2 vector as a source.
GetColumn	Returns the specified matrix column.
Get	Returns the matrix element specified by given row and column.
Set	Sets the value using the specified argument(s).
Clear	Clears the value by setting all components/elements to 0.
SetZero	Sets all matrix elements equal to 0.
SetIdentity	Sets the matrix equal to the identity matrix.
SetRotate	Fills the rotation matrix using a given angle.
SetScale	Fills the scaling matrix using a given vec2 source vector.
ToString	Converts the current value to a string value.

mat2 Class

Properties

float m00#

The Matrix element in the corresponding row and column m_xy = M[x, y]. Provides convenient access to matrix elements.

float m10#

The Matrix element in the corresponding row and column m_xy = M[x, y]. Provides convenient access to matrix elements.

float m01#

The Matrix element in the corresponding row and column m_xy = M[x, y]. Provides convenient access to matrix elements.

float m11#

The Matrix element in the corresponding row and column m_xy = M[x, y]. Provides convenient access to matrix elements.

mat2 ZERO#

The Matrix, filled with zeros (0).

mat2 ONE#

The Matrix, filled with ones (1).

mat2 IDENTITY#

The Identity matrix.

vec2 Row0#

The First row.

vec2 Row1#

The Second row.

vec2 Column0#

The First column.

vec2 Column1#

The Second column.

vec2 AxisX#

The X axis.

vec2 AxisY#

The Y axis.

vec2 Diagonal#

The Vector containing diagonal elements of the matrix.

float Trace#

The Trace of the matrix: (sum of its diagonal elements).

float Determinant#

The Determinant of the matrix.

Members

bool operator== ( mat2 v0, mat2 v1 ) #

Performs equal comparison.

Arguments

mat2 v0 - First value.
mat2 v1 - Second value.

bool operator!= ( mat2 v0, mat2 v1 ) #

Not equal comparison.

Arguments

mat2 v0 - First value.
mat2 v1 - Second value.

bool Equals ( mat2 other ) #

Checks if the vector and the specified argument are equal (epsilon).

Arguments

mat2 other - Value to be checked for equality.

Return value

Return value.

bool Equals ( object obj ) #

Checks if the vector and the specified argument are equal (epsilon).

Arguments

object obj

Return value

Return value.

int GetHashCode ( ) #

Returns a hash code for the current object. Serves as the default hash function.

Return value

Resulting int value.

mat2 operator- ( mat2 m ) #

Subtraction.

Arguments

mat2 m - Matrix.

mat2 operator* ( mat2 m, float v ) #

Multiplication.

Arguments

mat2 m - Matrix.
float v - Value.

vec2 operator* ( mat2 m, vec2 v ) #

Multiplication.

Arguments

mat2 m - Matrix.
vec2 v - Value.

vec2 operator* ( vec2 v, mat2 m ) #

Multiplication.

Arguments

vec2 v - Value.
mat2 m - Matrix.

dvec2 operator* ( mat2 m, dvec2 v ) #

Multiplication.

Arguments

mat2 m - Matrix.
dvec2 v - Value.

dvec2 operator* ( dvec2 v, mat2 m ) #

Multiplication.

Arguments

dvec2 v - Value.
mat2 m - Matrix.

mat2 operator* ( mat2 m0, mat2 m1 ) #

Matrices multiplication.

Arguments

mat2 m0 - First matrix.
mat2 m1 - Second matrix.

Return value

Result matrix.

mat2 operator+ ( mat2 m0, mat2 m1 ) #

Matrices addition.

Arguments

mat2 m0 - First matrix.
mat2 m1 - Second matrix.

mat2 operator- ( mat2 m0, mat2 m1 ) #

Matrices subtraction.

Arguments

mat2 m0 - First matrix.
mat2 m1 - Second matrix.

void Set ( float m00_, float m10_, float m01_, float m11_ ) #

Sets the value using the specified argument(s).

Arguments

float m00_ - m00_ element.
float m10_ - m10_ element.
float m01_ - m01_ element.
float m11_ - m11_ element.

void Set ( float v ) #

Sets the value using the specified argument(s).

Arguments

float v - A float value to be used.

void Set ( float[] m ) #

Sets the value using the specified argument(s).

Arguments

float[] m - Source matrix.

void Set ( mat2 m ) #

Sets the value using the specified argument(s).

Arguments

mat2 m - Source matrix.

void Set ( mat3 m ) #

Sets the value using the specified argument(s).

Arguments

mat3 m - Source matrix.

void Set ( mat4 m ) #

Sets the value using the specified argument(s).

Arguments

mat4 m - Source matrix.

void Set ( dmat4 m ) #

Sets the value using the specified argument(s).

Arguments

dmat4 m - Source matrix.

void Set ( vec2 col0, vec2 col1 ) #

Sets the value using the specified argument(s).

Arguments

vec2 col0 - First column.
vec2 col1 - Second column.

void SetRow ( int row, vec2 v ) #

Sets the specified row of the matrix using a given vec2 vector as a source.

Arguments

int row - Row index.
vec2 v - Source vector.

vec2 GetRow ( int row ) #

Returns the specified matrix row.

Arguments

int row - Row index.

Return value

Return value.

void SetColumn ( int column, vec2 v ) #

Sets the specified column of the matrix using a given vec2 vector as a source.

Arguments

int column - Column index.
vec2 v - Source vector.

vec2 GetColumn ( int column ) #

Returns the specified matrix column.

Arguments

int column - Column index.

Return value

Return value.

float Get ( int row, int column ) #

Returns the matrix element specified by given row and column.

Arguments

int row - Row index.
int column - Column index.

Return value

Resulting float value.

float Set ( int row, int column, float v ) #

Sets the value using the specified argument(s).

Arguments

int row - Row index.
int column - Column index.
float v - A float value to be used.

Return value

Resulting float value.

void Clear ( ) #

Clears the value by setting all components/elements to 0.

void SetZero ( ) #

Sets all matrix elements equal to 0.

void SetIdentity ( ) #

Sets the matrix equal to the identity matrix.

void SetRotate ( float angle ) #

Fills the rotation matrix using a given angle.

Output

Rotation matrix: 
    | cos(angle)   	-sin(angle) | 
R=  | sin(angle)     cos(angle) |

Arguments

float angle - Angle, in degrees.

void SetScale ( vec2 v ) #

Fills the scaling matrix using a given vec2 source vector.

Output

Scaling matrix: 
    | v.x   	0.0f | 
S=  | 0.0f      v.y  |

Arguments

vec2 v - Source vector.

string ToString ( ) #

Converts the current value to a string value.

Return value

Resulting string value.

Last update: 2023-12-19

Help improve this article

Was this article helpful?

Report a problem related to this article

(or select a word/phrase and press Ctrl+Enter)

Unigine.mat2 Struct

In This Article:

Properties:

Methods:

mat2 Class

Properties

float m00#

float m10#

float m01#

float m11#

mat2 ZERO#

mat2 ONE#

mat2 IDENTITY#

vec2 Row0#

vec2 Row1#

vec2 Column0#

vec2 Column1#

vec2 AxisX#

vec2 AxisY#

vec2 Diagonal#

float Trace#

float Determinant#

Members

bool operator== ( mat2 v0, mat2 v1 ) #

Arguments

bool operator!= ( mat2 v0, mat2 v1 ) #

Arguments

bool Equals ( mat2 other ) #

Arguments

Return value

bool Equals ( object obj ) #

Arguments

Return value

int GetHashCode ( ) #

Return value

mat2 operator- ( mat2 m ) #

Arguments

mat2 operator* ( mat2 m, float v ) #

Arguments

vec2 operator* ( mat2 m, vec2 v ) #

Arguments

vec2 operator* ( vec2 v, mat2 m ) #

Arguments

dvec2 operator* ( mat2 m, dvec2 v ) #

Arguments

dvec2 operator* ( dvec2 v, mat2 m ) #

Arguments

mat2 operator* ( mat2 m0, mat2 m1 ) #

Arguments

Return value

mat2 operator+ ( mat2 m0, mat2 m1 ) #

Arguments

mat2 operator- ( mat2 m0, mat2 m1 ) #

Arguments

void Set ( float m00_, float m10_, float m01_, float m11_ ) #

Arguments

void Set ( float v ) #

Arguments

void Set ( float[] m ) #

Arguments

void Set ( mat2 m ) #

Arguments

void Set ( mat3 m ) #

Arguments

void Set ( mat4 m ) #

Arguments

void Set ( dmat4 m ) #

Arguments

void Set ( vec2 col0, vec2 col1 ) #

Arguments

void SetRow ( int row, vec2 v ) #

Arguments

vec2 GetRow ( int row ) #

Arguments

Return value

void SetColumn ( int column, vec2 v ) #

Arguments

vec2 GetColumn ( int column ) #

Arguments

Return value