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Shapemetry API / Vector2d

Class: Vector2d ​

Defined in: core2d/Vector2D.ts:5

A 2D direction/displacement. angle() is measured from +X, CCW, in radians.

Constructors ​

Constructor ​

new Vector2d(x, y): Vector2d

Defined in: core2d/Vector2D.ts:6

Parameters ​

x ​

number

y ​

number

Returns ​

Vector2d

Properties ​

x ​

x: number

Defined in: core2d/Vector2D.ts:6

y ​

y: number

Defined in: core2d/Vector2D.ts:6

Accessors ​

squaredLength ​

Get Signature ​

get squaredLength(): number

Defined in: core2d/Vector2D.ts:11

Returns ​

number

length ​

Get Signature ​

get length(): number

Defined in: core2d/Vector2D.ts:12

Returns ​

number

Methods ​

fromJSON() ​

static fromJSON(p): Vector2d

Defined in: core2d/Vector2D.ts:8

Parameters ​

p ​

Vector2dJSON

Returns ​

Vector2d

toJSON() ​

toJSON(): Vector2dJSON

Defined in: core2d/Vector2D.ts:9

Returns ​

Vector2dJSON

add() ​

add(other): Vector2d

Defined in: core2d/Vector2D.ts:14

Parameters ​

other ​

Vector2d

Returns ​

Vector2d

subtract() ​

subtract(other): Vector2d

Defined in: core2d/Vector2D.ts:15

Parameters ​

other ​

Vector2d

Returns ​

Vector2d

scale() ​

scale(s): Vector2d

Defined in: core2d/Vector2D.ts:16

Parameters ​

s ​

number

Returns ​

Vector2d

negate() ​

negate(): Vector2d

Defined in: core2d/Vector2D.ts:17

Returns ​

Vector2d

dot() ​

dot(other): number

Defined in: core2d/Vector2D.ts:18

Parameters ​

other ​

Vector2d

Returns ​

number

cross() ​

cross(other): number

Defined in: core2d/Vector2D.ts:19

Parameters ​

other ​

Vector2d

Returns ​

number

normalize() ​

normalize(): Vector2d

Defined in: core2d/Vector2D.ts:20

Returns ​

Vector2d

rotate() ​

rotate(angle): Vector2d

Defined in: core2d/Vector2D.ts:24

Parameters ​

angle ​

number

Returns ​

Vector2d

lerp() ​

lerp(other, t): Vector2d

Defined in: core2d/Vector2D.ts:28

Parameters ​

other ​

Vector2d

t ​

number

Returns ​

Vector2d

transform() ​

transform(m): Vector2d

Defined in: core2d/Vector2D.ts:31

Parameters ​

m ​

Transformation2d

Returns ​

Vector2d

equals() ​

equals(other, tol?): boolean

Defined in: core2d/Vector2D.ts:35

Parameters ​

other ​

Vector2d

tol? ​

number = 1e-10

Returns ​

boolean