location == BC Control File (.tbc)

command == Read GIS RF

description == Used for "direct rainfall" modelling, also called "rainfall on grid" or "distributed hydrology" modelling.

wiki link == https://wiki.tuflow.com/TUFLOW_Empty_Files#TUFLOW_Boundary_Control_file_.28TBC.29

manual link == https://docs.tuflow.com/classic-hpc/manual/2026.0/Boundaries-InitialConditions-1.html#RF-Layers-4