Category Archives: AutoLISP: Polylines

AUtoLISP: Subract Objects from a Closed Polyline

Link to Here is a nice routine that lets you subtract closed objects (polylines, ellipses, circles…) from a closed polyline. That might sound restrictive but at least it is an option… TIP: this routine is finicky – when you select the … Continue reading

Posted in Attributes, AutoLISP: Modify, AutoLISP: Polylines | 2 Comments

AutoLISP: Erase Inside Closed Polyline

Link to AutoCAD Tips Here is another erasing routine. This one will erase everything inside of a closed polyline that you select. The main difference between this one and the previously featured routine is that objects that cross the polyline … Continue reading

Posted in AutoLISP, AutoLISP: Modify, AutoLISP: Polylines | Leave a comment

AutoLISP: Make a Real Rectangle

A long time ago, AutoCAD used to make Rectangles and polygons as their own entities. When you made a rectangle and then did a LIST <enter> on it, it would show as a rectangle. Nowadays, these objects are those objects … Continue reading

Posted in AutoLISP, AutoLISP: Creating, AutoLISP: Modify, AutoLISP: Polylines, Modifying, Polylines | Leave a comment

AutoLISP: Continue Polyline

ONE YEAR AND 196 POSTS!!!! One year ago today, I started this blog in hopes to have reference for AutoCAD tips in case I forgot them. After one year, I have made 196 posts and every week more and more … Continue reading

Posted in AutoLISP, AutoLISP: Polylines, Modifying, Polylines | 8 Comments