Here’s what my custom TLA (Total Area) routine does:
If you regularly calculate floor areas, site coverage, landscaped zones, or material quantities, a total area LISP is not a luxury—it is a . The time saved in a single week of drafting will pay back the 10 minutes it takes to find or write a basic routine. total area autocad lisp
;; Copy total area to clipboard (optional) (initget "Yes No") (if (= (getkword "\nCopy total area to clipboard? [Yes/No] <No>: ") "Yes") (progn (setq area-str (rtos total-area 2 2)) (command "._SETENV" "Clipboard" area-str) (princ "\nTotal area copied to clipboard!") ) ) ) (princ "\nNo valid area objects selected.") ) ) ) Here’s what my custom TLA (Total Area) routine
: A widely used routine (often attributed to Jimmy Bergmark) that calculates the total area of all selected objects at once. It works on polylines, circles, ellipses, and splines. A2F (Area to Field) [Yes/No] <No>: ") "Yes") (progn (setq area-str (rtos
By default, AutoCAD’s MEASUREGEOM or AREA commands require you to select points or objects one by one. A custom LISP routine offers several advantages:
Automatically convert square inches to square feet or square meters.
For professional work, you need more. Let me walk you through a more robust routine called AT (Add Total) that is popular among surveyors and architects.