Class Vector4

Readonlydimension

const v = new Vector4(0, 1, 2, 3);
console.log(v.dimension); // 4
Copy

Readonlyelements

const v = new Vector4(0, 1, 2, 3);
console.log(v.elements); // [0, 1, 2, 3]
Copy

x

• get x(): number

  Returns number

  Example

  const v = new Vector4(0, 1, 2, 3);
  console.log(v.x); // 0
  Copy

• set x(x: number): void

  Parameters

  • x: number

  Returns void

  Example

  const v = new Vector4(0, 1, 2, 3);
  v.x = 5;
  console.log(v.x); // 5
  Copy

y

• get y(): number

  Returns number

  Example

  const v = new Vector4(0, 1, 2, 3);
  console.log(v.y); // 1
  Copy

• set y(y: number): void

  Parameters

  • y: number

  Returns void

  Example

  const v = new Vector4(0, 1, 2, 3);
  v.y = 5;
  console.log(v.y); // 5
  Copy

z

• get z(): number

  Returns number

  Example

  const v = new Vector4(0, 1, 2, 3);
  console.log(v.z); // 2
  Copy

• set z(z: number): void

  Parameters

  • z: number

  Returns void

  Example

  const v = new Vector4(0, 1, 2, 3);
  v.z = 5;
  console.log(v.z); // 5
  Copy

w

• get w(): number

  Returns number

  Example

  const v = new Vector4(0, 1, 2, 3);
  console.log(v.w); // 3
  Copy

• set w(w: number): void

  Parameters

  • w: number

  Returns void

  Example

  const v = new Vector4(0, 1, 2, 3);
  v.w = 5;
  console.log(v.w); // 5
  Copy

constructor

• new Vector4(x: number, y: number, z: number, w: number): Vector4

  Parameters

  • x: number
  • y: number
  • z: number
  • w: number

  Returns Vector4

  Example

  const v = new Vector4(0, 1, 2, 3);
  Copy

Staticzero

• zero(): Vector4

  Creates a zero vector instance

  Returns Vector4

  new zero vector instance

  Example

  const v = Vector4.zero();
  console.log(v); // (0, 0, 0, 0)
  Copy

Staticone

• one(): Vector4

  Creates all ones vector instance

  Returns Vector4

  new all ones vector instance

  Example

  const v = Vector4.one();
  console.log(v); // (1, 1, 1, 1)
  Copy

setX

• setX(x: number): Vector4

  Sets x component (mutate this)

  Parameters

  • x: number

  Returns Vector4

  this instance, for method chaining

setY

• setY(y: number): Vector4

  Sets y component (mutate this)

  Parameters

  • y: number

  Returns Vector4

  this instance, for method chaining

setZ

• setZ(z: number): Vector4

  Sets z component (mutate this)

  Parameters

  • z: number

  Returns Vector4

  this instance, for method chaining

setW

• setW(w: number): Vector4

  Sets w component (mutate this)

  Parameters

  • w: number

  Returns Vector4

  this instance, for method chaining

clone

• clone(): Vector4

  Creates new instance has same elements (pure)

  Returns Vector4

  new cloned vector instance

  Example

  const v = new Vector4(0, 1, 2, 3);
  const c = v.clone();
  console.log(c); // (0, 1, 2, 3);
  Copy

isZero

• isZero(): boolean

  Determines if this vector is the zero vector (all components are zero)

  Returns boolean

  true if this vector is exactly zero, false otherwise

  Example

  const zero = Vector4.zero();
  const ones = Vector4.one();
  console.log(zero.isZero()); // true
  console.log(ones.isZero()); // false
  Copy

set

• set(x: number, y: number, z: number, w: number): void

  Sets all elements (mutates this)

  Parameters

  • x: number
  • y: number
  • z: number
  • w: number

  Returns void

  this instance, for method chaining

  Example

  const v = new Vector4(0, 1, 2, 3);
  v.set(5, 6, 7, 8);
  console.log(v); // (5, 6, 7, 8)
  Copy

copy

• copy(other: Vector4): void

  Copies all elements from other vector (mutates this)

  Parameters

  • other: Vector4

  Returns void

  this instance, for method chaining

  Example

  const v1 = new Vector4(0, 1, 2, 3);
  const v2 = new Vector4(5, 6, 7, 8);
  v1.copy(v2);
  console.log(v1); // (5, 6, 7, 8)
  console.log(v2); // (5, 6, 7, 8)
  Copy

add

• add(other: Vector4): Vector4

  Adds by other vector (mutates this)

  Parameters

  • other: Vector4

    other vector

  Returns Vector4

  this instance, for method chaining

  Example

  const v1 = new Vector4(0, 1, 2, 3);
  const v2 = new Vector4(5, 6, 7, 8);
  v1.add(v2);
  console.log(v1); // (5, 7, 9, 11)
  console.log(v2); // (5, 6, 7, 8)
  Copy

subtract

• subtract(other: Vector4): Vector4

  Subtracts by other vector (mutates this)

  Parameters

  • other: Vector4

    other vector

  Returns Vector4

  this instance, for method chaining

  Example

  const v1 = new Vector4(0, 1, 2, 3);
  const v2 = new Vector4(5, 6, 7, 8);
  v1.subtract(v2);
  console.log(v1); // (-5, -5, -5, -5)
  console.log(v2); // (5, 6, 7, 8)
  Copy

multiplyScalar

• multiplyScalar(scalar: number): Vector4

  Multiplies all elements by scalar (mutates this)

  Parameters

  • scalar: number

  Returns Vector4

  this instance, for method chaining

  Example

  const v = new Vector4(0, 1, 2, 3);
  v.multiplyScalar(2);
  console.log(v); // (0, 2, 4, 6)
  Copy

divideScalar

• divideScalar(scalar: number): Vector4

  Divides all elements by scalar (mutates this)

  Parameters

  • scalar: number

  Returns Vector4

  this instance, for method chaining

  Example

  const v = new Vector4(0, 1, 2, 3);
  v.divideScalar(2);
  console.log(v); // (0, 0.5, 1, 1.5)
  Copy

length

• length(): number

  Calculates the length of this vector (pure)

  Returns number

  the length of this vector (always non-negative)

  Example

  const v = new Vector4(1, 2, 2, 4);
  console.log(v.length()); // 5
  Copy

normalize

• normalize(): Vector4

  Normalizes this vector to length 1 (mutates this)

  Returns Vector4

  this instance, for method chaining

  Example

  const v = new Vector4(1, 2, 2, 4);
  v.normalize();
  console.log(v); // (1/5, 2/5, 2/5, 4/5)
  Copy

applyMatrix4

• applyMatrix4(matrix: Matrix4): Vector4

  Applies matrix to this vector (mutates this)

  Parameters

  • matrix: Matrix4

  Returns Vector4

  this instance, for method chaining

applyQuaternion

• applyQuaternion(quaternion: Quaternion): Vector4

  Applies quaternion to this vector (mutates this)

  Parameters

  • quaternion: Quaternion

  Returns Vector4

  this instance, for method chaining