We use laser option J922 integrated into Handling Tool. In future it will be integrated into ArcTool or maybe it will have own tool.
In RG you don't see any animations, nor any inputs/outputs are simulated...
But real robot works nicely, there are benefits of having eqiupment from one supplier.
If you get laser head which uses Fanuc motors for weaving, you have shape generator which creates special program for weaving (circe, spiral, ...). Also power control function is useful.
Many things are explained in Fiber laser robot interface manual.