Start by keeping your drawings lean and efficient. As we all have experienced, issues tend to hit on deadline day.Įverything starts with good habits and procedures. By keeping the cleanup process simple and automating as much as possible, it is more likely to get done on a regular basis. Many times, users will clean up drawings only when they have to, such as for errors (crashing drawings, inability to import in to other applications), or files being too big to email, etc. Archivers who need to clean up drawings for archival purposes.Architects and engineers who clean up their drawings before sending them to an outside consultant or owner.Autodesk® Revit® users who need to clean up AutoCAD drawings before linking or, in some cases, importing them into Revit.Architects who receive civil drawings to clean up for an architectural site plan.Architects who receive clients’ prototypical drawings that need to be converted to the architects’ standards.MEP users who receive updated backgrounds from architects or civil engineers.There are a variety of reasons that AutoCAD users would need to clean up drawings. Not all users set up their drawings with your use in mind, and sadly some don't set it up with anybody's use in mind. Upon viewing the above example, you can probably already see where the next time saving can be made: in the writing of the script.Īfter all, who would want to type all those filenames manually? The Solution: Script Writer.Back February 19th, 2014 Cleaning Up AutoCAD DrawingsĪ necessary part of many AutoCAD® users’ day is cleaning up drawing files. Load & evaluate the AutoLISP program, then finally save and close the drawing. You can also load & call AutoLISP programs from within scripts, and so, to make the scripting more robust, you mightĬonsider creating an AutoLISP program to execute all operations on the drawing, and then merely use the script to open each drawing, Observe that there is no space after the final close command for the first two lines,Īs the new-line in the Script file will be interpreted as the user pressing Enter, and will issue thisįinal command before proceeding to open the next drawing. Proceed to save the drawing and close it before moving onto Drawing2.dwg. This script will open Drawing1.dwg, create a circle centered at the origin with a radius of 5, and then
#Best autocad lisp code
Try it for yourself: select the above code (that is, the Script code without the spaces displayed)Īnd copy it into a new Notepad file (or other plain text editor), save the file asįilename.scr (the filename may be anything you like, but ensure that the Save As Type panel The performance or operation of the Script. Underscore to account for non-English versions of AutoCAD, as described above.įor English versions of AutoCAD in which no commands have been redefined, the underscore & period prefixes are notĪbsolutely necessary, however, it is good practice to include them to enable compatibility with all versions without any effect on Instructs the command to ignore any active Object Snap modes for the next point input. This is an Object Snap modifier (similar to end or mid) which The original standard command is used and not a redefined version. Non-redefined command prefix: this prefix is used to account for commands that have been redefined, ensuring that The same 'key letter' when translated to another language. Note that this prefix should also be used with command keywords to allow for cases in which the keyword does not use the _line) the same Script can be used in, say, aįrench version of AutoCAD, without needing to replace every occurrence of 'line' with 'ligne'. Prefixing the command name with an underscore (i.e. For example, if we have a Script calling the LINE command, by Non-localised command prefix: this prefix ensures that the English name of a command is used, irrelevant of the language