make an object representing spatial information required
to specify a stream-network spatial domain, similar in usage to
link[fmesher]{fm_mesh_2d} for a 2-dimensional continuous domain
Value
An object (list) of class sfnetwork_mesh. Elements include:
- N
The number of random effects used to represent the network
- table
a table containing a description of parent nodes (from), childen nodes (to), and the distance separating them
- stream
copy of the stream network object passed as argument