Callback type compatible with both FsmTransitionAction and FsmBeginAction.
The parameters are the same for both types, except that meta differs depending on whether the callback is invoked as a begin action or transition action.
meta
Callback type compatible with both FsmTransitionAction and FsmBeginAction.
The parameters are the same for both types, except that
metadiffers depending on whether the callback is invoked as a begin action or transition action.