After upgrading some part of code is not working

Questions
1

Hello All,

After upgrading to latest THREE. Some part of the code is not working like
Here i am initializing me this with object3D like this

THREE.Object3D.call(this) but now its not working at all.

Any suggestion on this.

Thanks

2

You have to use ES6 class syntax. The ES5 style for subclassing is not supported anymore since all three.js components are classes now.