DualQuaternionクラス定義

DualQuaternion Class Specification

File: three-quaternion.js

export class DualQuaternion {
  /**
   * Real part of the dual quaternion, represented as a THREE.Quaternion
   */
  real: THREE.Quaternion;

  /**
   * Dual part of the dual quaternion, represented as a THREE.Quaternion
   */
  dual: THREE.Quaternion;

  /**
   * Constructor: Initializes a new DualQuaternion.
   * @param real - The real quaternion part.
   * @param dual - The dual quaternion part.
   */
  constructor(real?: THREE.Quaternion, dual?: THREE.Quaternion);

  /**
   * Sets the real and dual components of the dual quaternion.
   * @param real - The real quaternion part.
   * @param dual - The dual quaternion part.
   * @returns The current instance.
   */
  set(real: THREE.Quaternion, dual: THREE.Quaternion): this;

  /**
   * Multiplies this dual quaternion by another.
   * @param dq - The dual quaternion to multiply with.
   * @returns The current instance.
   */
  multiply(dq: DualQuaternion): this;

  /**
   * Normalizes the dual quaternion.
   * @returns The current instance.
   */
  normalize(): this;

  /**
   * Copies the values from another dual quaternion.
   * @param dq - The dual quaternion to copy from.
   * @returns The current instance.
   */
  copy(dq: DualQuaternion): this;

  /**
   * Clones this dual quaternion.
   * @returns A new DualQuaternion instance with the same values.
   */
  clone(): DualQuaternion;

  /**
   * Checks if this dual quaternion equals another.
   * @param dq - The dual quaternion to compare with.
   * @returns True if equal, false otherwise.
   */
  equals(dq: DualQuaternion): boolean;

  /**
   * Transforms a point using this dual quaternion.
   * @param point - The THREE.Vector3 to transform.
   * @returns The transformed point.
   */
  transformPoint(point: THREE.Vector3): THREE.Vector3; //追記

  /**
   * Calculates the conjugate of this dual quaternion.
   * @returns The current instance.
   */
  conjugate(): this; //追記

  /**
   * Interpolates between two dual quaternions.
   * @param dq - The target dual quaternion.
   * @param t - The interpolation factor (0.0 to 1.0).
   * @returns The interpolated dual quaternion.
   */
  slerp(dq: DualQuaternion, t: number): this; //追記

  /**
   * Sets this dual quaternion from a translation and rotation.
   * @param translation - A THREE.Vector3 representing the translation.
   * @param rotation - A THREE.Quaternion representing the rotation.
   * @returns The current instance.
   */
  fromTranslationRotation(translation: THREE.Vector3, rotation: THREE.Quaternion): this; //追記

  /**
   * Extracts the translation and rotation from this dual quaternion.
   * @param translation - The output translation vector.
   * @param rotation - The output rotation quaternion.
   * @returns The current instance.
   */
  toTranslationRotation(translation: THREE.Vector3, rotation: THREE.Quaternion): this; //追記
}