Function onAfterRender

onAfterRender(cb, opts?): (() => void)
Register a callback in the engine onAfterRender event This is called every frame after the main camera has rendered
Parameters
- cb: LifecycleMethod
  The callback to be called
- Optionalopts: LifecycleMethodOptions
Returns (() => void)
A function that can be called to unregister the callback
- - (): void
  - Returns void
Example
```
const unsubscribe = onAfterRender((ctx : Context) => {
   // do something...
   console.log("After render");
   // if you want to unsubscribe after the first call:
   unsubscribe();
});
```