Class mat3

A 3x3 matrix type supporting common linear algebra operations.

Index

Constructors

Properties

column0 column1 column2 description

Methods

add determinant div equal identity inverse makeFromRotation mult multiplyScalar sub toString transpose zero

Constructors

constructor

new mat3(): mat3
Constructs a new identity mat3 matrix.

Returns mat3

Properties

column0

column0: vec3

First column vector of the matrix.

column1

column1: vec3

Second column vector of the matrix.

column2

column2: vec3

Third column vector of the matrix.

description

description: string

Human-readable description string for this matrix instance.

Methods

add

add(mat: mat3): mat3
Adds another mat3 to this matrix and returns the result.
Parameters
- mat: mat3
Returns mat3

determinant

determinant(): number
Returns the scalar determinant of this matrix.

Returns number

div

div(mat: mat3): mat3
Divides this matrix by another mat3 element-wise and returns the result.
Parameters
- mat: mat3
Returns mat3

equal

equal(mat: mat3): boolean
Returns true if this matrix equals the given mat3.
Parameters
- mat: mat3
Returns boolean

`Static`identity

identity(): mat3
Returns a mat3 identity matrix.

Returns mat3

inverse

inverse(): mat3
Returns the inverse of this matrix.

Returns mat3

`Static`makeFromRotation

makeFromRotation(rotation: quat): mat3
Constructs a mat3 rotation matrix from a given angle or rotation value.
Parameters
- rotation: quat
Returns mat3

mult

mult(mat: mat3): mat3
Multiplies this matrix by another mat3 and returns the result.
Parameters
- mat: mat3
Returns mat3

multiplyScalar

multiplyScalar(scalar: number): mat3
Multiplies all elements of this matrix by a scalar value and returns the result.
Parameters
- scalar: number
Returns mat3

sub

sub(mat: mat3): mat3
Subtracts another mat3 from this matrix and returns the result.
Parameters
- mat: mat3
Returns mat3

toString

toString(): string
Returns a string representation of this matrix.

Returns string

transpose

transpose(): mat3
Returns the transpose of this matrix.

Returns mat3

`Static`zero

zero(): mat3
Returns a mat3 with all elements set to zero.

Returns mat3