bmx-site/docs/api/math/math.matrix/smat2f.md

---

id: smat2f title: SMat2F

sidebar_label: SMat2F

A Float backed 2x2 Matrix.

Constructors

Method New(a:Float, b:Float, c:Float, d:Float)

Creates a new SMat2F from the supplied arguments.

Operators

Method Operator+:SMat2F(z:SMat2F)

Adds z to the matrix, returning a new matrix.

Method Operator-:SMat2F(z:SMat2F)

Subtracts z from the matrix, returning a new matrix.

Method Operator*:SMat2F(z:SMat2F)

Multiplies the matrix by z, the dot product, returning a new matrix.

Methods

Method Apply:SVec2F(v:SVec2F)

Applies the matrix to the vector v, returning a new vector.

Method Adjoint:SMat2F()

Returns the transposition of the cofactor matrix.

Method CompMul:SMat2F(z:SMat2F)

Multiplies the matrix by z by its components, return a new matrix.

Method Determinant:Float()

Returns the determinant of the matrix.

Method Invert:SMat2F()

Returns the inverse of the matrix.

Method Rotate:SMat2F(angle:Double)

Rotates the matrix by angle degrees, returning the rotated matrix.

Method Scale:SMat2F(s:SVec2F)

Returns the scale of this matrix.

Method Scale:SMat2F(s:SVec2D)

Returns the scale of this matrix.

Method Transpose:SMat2F()

Returns the transpose of this matrix.

Method ToString:String() Override

Returns a String representation of the matrix.

Functions

Function Identity:SMat2F()

Returns the identity matrix.

Function Rotation:SMat2F(angle:Double)

Creates a rotated matrix of angle degrees.

Function Scaling:SMat2F(s:SVec2F)

Creates a scaled matrix of the scale s.

Function Scaling:SMat2F(s:SVec2D)

Creates a scaled matrix of the scale s.