Class AutoDriver

components/liquid-ether.tsx:339–425

    const Mouse = new MouseClass();

    class AutoDriver {
      mouse: MouseClass;
      manager: WebGLManager;
      enabled: boolean;
      speed: number;
      resumeDelay: number;
      rampDurationMs: number;
      active = false;
      current = new THREE.Vector2(0, 0);
      target = new THREE.Vector2();
      lastTime = performance.now();
      activationTime = 0;
      margin = 0.2;
      private _tmpDir = new THREE.Vector2();
      constructor(
        mouse: MouseClass,
        manager: WebGLManager,
        opts: {
          enabled: boolean;
          speed: number;
          resumeDelay: number;
          rampDuration: number;
        }
      ) {
        this.mouse = mouse;
        this.manager = manager;
        this.enabled = opts.enabled;
        this.speed = opts.speed;
        this.resumeDelay = opts.resumeDelay || 3000;
        this.rampDurationMs = (opts.rampDuration || 0) * 1000;
        this.pickNewTarget();
      }
      pickNewTarget() {
        const r = Math.random;
        this.target.set(
          (r() * 2 - 1) * (1 - this.margin),
          (r() * 2 - 1) * (1 - this.margin)
        );
      }
      forceStop() {
        this.active = false;
        this.mouse.isAutoActive = false;
      }
      update() {
        if (!this.enabled) return;
        const now = performance.now();
        const idle = now - this.manager.lastUserInteraction;
        if (idle < this.resumeDelay) {
          if (this.active) this.forceStop();
          return;
        }
        if (this.mouse.isHoverInside) {
          if (this.active) this.forceStop();
          return;
        }
        if (!this.active) {
          this.active = true;
          this.current.copy(this.mouse.coords);