Activities for modifying a source's trajectory or source object by name.
set_trajectory(.trj, source, trajectory)set_source(.trj, source, object)
set_distribution(.trj, source, object)
the trajectory object.
the name of the source or a function returning a name.
the trajectory that the generated arrivals will follow.
a function modelling the interarrival times (if the source type is a generator; returning a negative value stops the generator) or a data frame (if the source type is a data source).
Returns the trajectory object.