This predicate allows to create a new object or a new material using a template of the file description.
Look at the file "library/prolog/rtutils.pro" for an example.
Syntax:
attribute(ident,Obj) -> ident Obj; string(Obj) -> "Obj" nsection(ident,Ob1,Obj2,...) -> { ident Obj1 Obj2 ... } section(ident,Ob1,Obj2,...) -> { Obj1 Obj2 ... } vector(Obj1,Obj2,...) -> ( Obj1 , Obj2 , .... ) pvector(Obj1,Obj2,...) -> Obj1 Obj2 .... cvector(Obj1,Obj2,...) -> Obj1 , Obj2 , .... rvector(Obj1,Obj2,...) -> Obj1 '\n' Obj2 '\n' ....