Module gr_normals

NAME
    gr_normals - a GRToolbox module
DESCRIPTION
    Draws a curve, which distance from the origin curve depends on the
    normal vector.
SYNOPSIS:
    -[closed distance scale h o v noc nof now skip f m c e i s l]
    -help    For help on all options.
Special Options:
    -closed    Assume, that the curves are closed.
    -distance float    Distance between curve and normal curve.
    -scale float    Scale factor for length of normals.