/com, Determines the current location of the Rotor
g_mark
csys,1
*get,_cth0,node,mrk_nod,loc,y
/out,rot_loc,sum
*msg,info,mrk_nod,_cth0
 Rotor marker node:_________ %i
*msg,info,_cth0
 Rotor location:____________ %g  (CCW from +X axis)
/out
*uili,rot_loc,sum