You must give a prefix name for output files.
There are two format files, RS,X,Y,Z format and RS,Station,Elevation:
The schematic of the edge and the schematic of the river (lowest point of each cross-section)
Tree files to populate geometry tables
To import from 1-D hydrodynamic model a .sdf file (from export gis data) is required with only one profile and with water surface extents.
The output is a polygon with the water surface extents in each cross-section.
The -d flag create ASCII file describing the water surface profile along the channel axis for use within r.inund.fluv addon-module.
Jesus Fernandez-Capel Rosillo
Civil Engineer, Spain
jfc at alcd net