| argument | description |
|---|---|
| state | on or off |
| file | filename |
| image | image filename without filetype |
| scan | the leading part of an image filename |
| x y | mm coordinates |
| h k l | reflection indices |
| px py | pixel coordinates |
| x | number in mm |
| vx vy vz | a vector in the laboratory system (x points to Xray, z points to Zenith, y makes it righthanded) |
| d | angle in degrees |
| n | integer |
| f | floating number |
| s | character string |
| R | matrix number |