hujiulong

看来是昨天升级的依赖移除了一些历史api，但是没有发新版本，通过npm安装的版本没有影响

试下 1.4.1 或 2.0.0-alpha.4 ，应该已经修复了

The current version should be compatible with Vue 3, but I haven't tested it.

The latest 2.x version already supports Vue 3, but it is still in alpha status, and there may be major API changes.

还有一些别的逻辑和OrbitControls绑定了，不能这么改。如果你要实现这个逻辑可以自己把代码都复制到自己项目里改一下

不支持，只能展示单个模型

This rendering result is because the geometry has no normals, you can choose to bring the normal information when exporting the model, Or, like the `smooth` prop of obj-model, recalculate...

可以在人物背后添加光源

Because the process of parse model takes up a lot of CPU resources, which will affect page rendering, I am considering moving the process of parse to [worker](https://developer.mozilla.org/en-US/docs/Web/API/Worker/Worker).

Duplicate of #74