(* SCHEMA structural_analysis_design; *)
FUNCTION build_2axes(
ref_direction: direction
): LIST [2:2] OF direction;
LOCAL
d : direction := NVL(normalise(ref_direction),dummy_gri ||
direction([1,0]));
END_LOCAL;
RETURN([d,orthogonal_complement(d)]);
END_FUNCTION; -- build_2axes
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2012-03-27T17:15:08-04:00