Class Vec4

4D vector with mutable x/y/z/w components and immutable arithmetic methods.

Index

Constructors

Properties

x y z w ZERO ONE

Methods

set setArray clone add sub scale dot lengthSq length toArray zero one fromArray

Constructors

constructor

new Vec4(x?: number, y?: number, z?: number, w?: number): Vec4
Parameters
- x: number = 0
- y: number = 0
- z: number = 0
- w: number = 0
Returns Vec4
- Defined in src/math/vec4.ts:11

Properties

x

x: number

y

y: number

z

z: number

w

w: number

`Static` `Readonly`ZERO

ZERO: Vec4 = ...

`Static` `Readonly`ONE

ONE: Vec4 = ...

Methods

set

set(x: number, y: number, z: number, w: number): this
Sets x, y, z, w in place and returns this.
Parameters
- x: number
- y: number
- z: number
- w: number
Returns this
- Defined in src/math/vec4.ts:19

setArray

setArray(a: ArrayLike<number>, offset?: number): this
Sets x, y, z, w from an array-like object starting at the given offset.
Parameters
- a: ArrayLike<number>
- offset: number = 0
Returns this
- Defined in src/math/vec4.ts:30

clone

clone(): Vec4
Returns a copy of this vector.

Returns Vec4
- Defined in src/math/vec4.ts:40

add

add(v: Vec4): Vec4
Returns this + v componentwise.
Parameters
- v: Vec4
Returns Vec4
- Defined in src/math/vec4.ts:43

sub

sub(v: Vec4): Vec4
Returns this - v componentwise.
Parameters
- v: Vec4
Returns Vec4
- Defined in src/math/vec4.ts:45

scale

scale(s: number): Vec4
Returns this scaled by s.
Parameters
- s: number
Returns Vec4
- Defined in src/math/vec4.ts:47

dot

dot(v: Vec4): number
Returns the 4D dot product of this and v.
Parameters
- v: Vec4
Returns number
- Defined in src/math/vec4.ts:49

lengthSq

lengthSq(): number
Returns the squared length.

Returns number
- Defined in src/math/vec4.ts:51

length

length(): number
Returns the Euclidean length.

Returns number
- Defined in src/math/vec4.ts:53

toArray

toArray(): [number, number, number, number]
Returns [x, y, z, w].

Returns [number, number, number, number]
- Defined in src/math/vec4.ts:56

`Static`zero

zero(): Vec4
Returns (0, 0, 0, 0).

Returns Vec4
- Defined in src/math/vec4.ts:59

`Static`one

one(): Vec4
Returns (1, 1, 1, 1).

Returns Vec4
- Defined in src/math/vec4.ts:63

`Static`fromArray

fromArray(a: ArrayLike<number>, offset?: number): Vec4
Reads four consecutive components from a numeric array starting at offset.
Parameters
- a: ArrayLike<number>
- offset: number = 0
Returns Vec4
- Defined in src/math/vec4.ts:67