Module gr_circle

NAME
    gr_circle - a GRToolbox module
DESCRIPTION
    create a 2D circle or ellipse. (No Input needed).
SYNOPSIS:
    -[x1 x2 step nh o v noc nof now skip ]
    -help    For help on all options.
Special Options:
    -x1 double     Start value (Default: 0.000000)
    -x2 double     End value (Default: 6.283185 )
    -a double     Radius a (Default: 1.000000)
    -b double     Radius b (Default: 1.000000)
    -n int        Number of points.
    -step int    Number of steps,