Arguments

oldname  (string)  the name of the PointGroup to be renamed
newname  (string)  the new name for the PointGroup

Return

T or NIL, if oldname group does not exist, or if newname group is already existing

Example

(vl-load-civil)  T
(setq res (civil:pgroups-create "NewGroup"))  <Entity name: d992c490>
(setq res (civil:pgroups-rename "NewGroup" "BelowZero"))  T

Remarks

For a drawing containing Civil entities, there is always a PointGroup named "_All points" containing all C3D Point objects