Environment Root Fields
srf_params
- defines the frame of reference for the environment; SRF specific parameters used to interpret the Location objects found in the environment.
feature_topology_level
- Level 0, 1, 2, 3, 4, or “No Feature Hierarchy Present”
geometry_topology_level;
- Level 0, 1, 2, 3, 4, “No Geometry Hierarchy Present”, “NA Geometry Topology” (geometry w/o topology)