lColor(butterfly);
    scene.add(butterfly);

    splatURL = await getAssetFileURL("butterfly-ai.spz");
    const butterfly2 = new SplatMesh({ url: splatURL });
    butterfly2.quaternion.set(1, 0, 0, 0);
    butterfly2.position.set(0.5, 0, -1.5);
    modifiers.setDepthColor(butterfly2, 1, 2, true);
    scene.add(butterfly2);

    let lastTime;
    renderer.setAnimationLoop(function animate(time) {
      const deltaTime = time - (lastTime || time);
      lastTime = time;
      butterfly.rotation.y += deltaTi