Struct Transform2D 

pub struct Transform2D {
    pub a: f64,
    pub b: f64,
    pub c: f64,
    pub d: f64,
    pub e: f64,
    pub f: f64,
}

2D affine transformation matrix:

[ x' ]   [ a  c  e ] [ x ]
[ y' ] = [ b  d  f ] [ y ]
[ 1  ]   [ 0  0  1 ] [ 1 ]

Fields

a: f64

b: f64

c: f64

d: f64

e: f64

f: f64

Implementations

impl Transform2D

pub const fn identity() -> Self

pub fn is_identity(&self) -> bool

pub fn apply(&self, p: Point2D) -> Point2D

pub fn multiply(&self, rhs: &Self) -> Self

pub fn translate(tx: f64, ty: f64) -> Self

pub fn scale(sx: f64, sy: f64) -> Self

pub fn rotate(angle_rad: f64) -> Self

Trait Implementations

impl Clone for Transform2D

fn clone(&self) -> Self

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Copy for Transform2D

impl Debug for Transform2D

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Default for Transform2D

fn default() -> Self

Returns the “default value” for a type.

impl PartialEq for Transform2D

fn eq(&self, other: &Self) -> bool

Equality operator ==.

fn ne(&self, other: &Rhs) -> bool

Inequality operator !=.

impl StructuralPartialEq for Transform2D