files,s,a,,,,
xfield,i,h,1,1,100,field containing x coordinate
yfield,i,h,2,1,100,field containing y coordinate
min_sigdigits,i,h,3,,,minimum significant digits to be output
x1,r,h,0.0,,,current x origin
y1,r,h,0.0,,,current y origin
xscale,r,h,1.0,,,scale factor relative to current origin
yscale,r,h,1.0,,,scale factor relative to current origin
angle,r,h,0.0,,,rotation angle 
x2,r,h,0.0,,,new x origin
y2,r,h,0.0,,,new y origin
radians,b,h,no,,,angle in radians?
