Method pause

wasm/browser/src/mains/spn.main.js:128–133

()

  }

  async pause() {
    if (this.started && this.running) {
      this.running = false;
      this.onPlayStateChange("realtimePerformancePaused");
    }
  }

  async resume() {
    if (this.started && !this.running) {