Class Matrix4

constructor

• new Matrix4(v?: RawMatrix4): Matrix4

  Parameters

  • v: RawMatrix4 = rawIdentityMatrix4

  Returns Matrix4

elements

determinant

• get determinant(): number

  Its determinant.

  Returns number

inverse

• get inverse(): Matrix4

  Itself but inverted.

  Returns Matrix4

matrix3

• get matrix3(): Matrix3

  Itself but matrix3.

  Returns Matrix3

normalMatrix

• get normalMatrix(): Matrix3

  Itself but normal matrix.

  Returns Matrix3

transpose

• get transpose(): Matrix4

  Itself but transposed.

  Returns Matrix4

Staticidentity

• get identity(): Matrix4

  An identity Matrix4.

  Returns Matrix4

clone

• clone(): Matrix4

  Clone this.

  Returns Matrix4

decompose

• decompose(): { position: Vector3; rotation: Quaternion; scale: Vector3 }

  Decompose this matrix into a position, a scale, and a rotation.

  Returns { position: Vector3; rotation: Quaternion; scale: Vector3 }

multiply

• multiply(...matrices: Matrix4[]): Matrix4

  Multiply this Matrix4 by one or more Matrix4s.

  Parameters

  • ...matrices: Matrix4[]

  Returns Matrix4

scaleScalar

• scaleScalar(scalar: number): Matrix4

  Multiply this Matrix4 by a scalar.

  Parameters

  • scalar: number

  Returns Matrix4

toString

• toString(): string

  Returns string

Staticcompose

• compose(position: Vector3, rotation: Quaternion, scale: Vector3): Matrix4

  Compose a matrix out of position, scale, and rotation. Yoinked from Three.js.

  Parameters

  • position: Vector3
  • rotation: Quaternion
  • scale: Vector3

  Returns Matrix4

StaticfromMatrix3

• fromMatrix3(matrix3: Matrix3): Matrix4

  Cast a Matrix3 into a Matrix4.

  Parameters

  • matrix3: Matrix3

    A matrix3

  Returns Matrix4

StaticfromQuaternion

• fromQuaternion(quaternion: Quaternion): Matrix4

  Create a matrix out of a Quaternion.

  Parameters

  • quaternion: Quaternion

    A quaternion

  Returns Matrix4

StaticlookAt

• lookAt(
      position: Vector3,
      target?: Vector3,
      up?: Vector3,
      roll?: number,
  ): Matrix4

  Generate a "LookAt" matrix.

  See also: lookAtInverse

  Parameters

  • position: Vector3
  • target: Vector3 = ...
  • up: Vector3 = ...
  • roll: number = 0.0

  Returns Matrix4

StaticlookAtInverse

• lookAtInverse(
      position: Vector3,
      target?: Vector3,
      up?: Vector3,
      roll?: number,
  ): Matrix4

  Generate an inverse of "LookAt" matrix. Good for creating a view matrix.

  See also: lookAt

  Parameters

  • position: Vector3
  • target: Vector3 = ...
  • up: Vector3 = ...
  • roll: number = 0.0

  Returns Matrix4

Staticmultiply

• multiply(...matrices: Matrix4[]): Matrix4

  Multiply two or more matrices.

  Parameters

  • ...matrices: Matrix4[]

    Matrices

  Returns Matrix4

Staticperspective

• perspective(fov?: number, near?: number, far?: number): Matrix4

  Generate a "Perspective" projection matrix. It won't include aspect!

  Parameters

  • fov: number = 45.0
  • near: number = 0.01
  • far: number = 100.0

  Returns Matrix4

StaticrotationX

• rotationX(theta: number): Matrix4

  Generate a 3d rotation matrix, rotates around x axis.

  Parameters

  • theta: number

  Returns Matrix4

StaticrotationY

• rotationY(theta: number): Matrix4

  Generate a 3d rotation matrix, rotates around y axis.

  Parameters

  • theta: number

  Returns Matrix4

StaticrotationZ

• rotationZ(theta: number): Matrix4

  Generate a 3d rotation matrix, rotates around z axis.

  Parameters

  • theta: number

  Returns Matrix4

Staticscale

• scale(vector: Vector3): Matrix4

  Generate a 3d scaling matrix.

  Parameters

  • vector: Vector3

    Scale

  Returns Matrix4

StaticscaleScalar

• scaleScalar(scalar: number): Matrix4

  Generate a 3d scaling matrix by a scalar.

  Parameters

  • scalar: number

  Returns Matrix4

Statictranslate

• translate(vector: Vector3): Matrix4

  Generate a translation matrix.

  Parameters

  • vector: Vector3

    Translation

  Returns Matrix4