A quaternion. This class is a fork from Quaternion.js. Thanks to

• new Quaternion(w: number, x: number, y: number, z: number): Quaternion
  • w: real
  • x: imag
  • y: imag
  • z: imag

• add(w: number, x: number, y: number, z: number): Quaternion
  • w: real
  • x: imag
  • y: imag
  • z: imag
• clone(): Quaternion
• conjugate(): Quaternion
• div(w: number, x: number, y: number, z: number): Quaternion
  • w: real
  • x: imag
  • y: imag
  • z: imag
• dot(w: number, x: number, y: number, z: number): number
  • w: real
  • x: imag
  • y: imag
  • z: imag
• equals(w: number, x: number, y: number, z: number): boolean
  • w: real
  • x: imag
  • y: imag
  • z: imag
• exp(): Quaternion
• imag(): vec3
• inverse(): Quaternion
• isFinite(): boolean
• isNaN(): boolean
• log(): Quaternion
• mul(w: number, x: number, y: number, z: number): Quaternion
  • w: real
  • x: imag
  • y: imag
  • z: imag
• neg(): Quaternion
• norm(): number
• normSq(): number
• normalize(): Quaternion
• real(): number
• rotateVector(v: vec3): vec3
  • v: The vector to be rotated
• rotateX(rad: number): Quaternion
  • rad: angle (in radians) to rotate
• rotateY(rad: number): Quaternion
  • rad: angle (in radians) to rotate
• rotateZ(rad: number): Quaternion
  • rad: angle (in radians) to rotate
• scale(s: number): Quaternion
  • s: scaling factor
• slerp(w: number, x: number, y: number, z: number): Function
  • w: real
  • x: imag
  • y: imag
  • z: imag
• sub(w: number, x: number, y: number, z: number): Quaternion
  • w: real
  • x: imag
  • y: imag
  • z: imag
• toAxisAngle()
• toCSSTransform(): string
• toMatrix(): mat3
• toMatrix4(): mat4
• toVector(): vec4
• static createFromAxisAngle(axis: vec3, angle: number): Quaternion
  • axis: The axis around which to rotate
  • angle: The angle in radians
• static createFromBetweenVectors(u: vec3, v: vec3): Quaternion
  • u: The first vector.
  • v: The second vector.
• static createFromEuler(f: number, s: number, t: number, order: string): Quaternion
  • f: First angle
  • s: Second angle
  • t: Third angle
  • order: Axis order (Tait Bryan)
• static createFromLookAt(lookAt: vec3, up: vec3): Quaternion
  • lookAt: The lookAt direction vector.
  • up: The up vector.
• static createFromMatrix(matrix: mat3): Quaternion
  • matrix: The matrix.
• static createNormalized(w: number, x: number, y: number, z: number): Quaternion
  • w: real
  • x: imag
  • y: imag
  • z: imag
• static createRandom(): Quaternion