The user-input control bit codes listed in the following table are passed as the first argument to the acedInitGet() function to control the behavior of user-input functions acedGetxxx, acedEntSel, acedNEntSelP, acedNEntSel, and acedDragGen:
| 
 User-input control bit codes  | 
|
|---|---|
| 
 Code  | 
 Description  | 
| 
 RSG_NONULL  | 
 Disallow null input  | 
| 
 RSG_NOZERO  | 
 Disallow zero values  | 
| 
 RSG_NONEG  | 
 Disallow negative values  | 
| 
 RSG_NOLIM  | 
 Do not check drawing limits, even if LIMCHECK is on  | 
| 
 RSG_DASH  | 
 Use dashed lines when drawing rubber-band line or box  | 
| 
 RSG_2D  | 
 Ignore Z coordinate of 3D points (acedGetDist() only)  | 
| 
 RSG_OTHER  | 
 Allow arbitrary input (whatever the user types)  |