Ensure all objects are flattened to a 0 elevation. Objects with varying "Z" values can sometimes cause geometric calculation errors. Conclusion
Automatically convert square inches to square feet or square meters. total area autocad lisp
If a polyline crosses over itself like a figure-eight, AutoCAD may return an error or an incorrect value. Ensure all objects are flattened to a 0 elevation
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: total area autocad lisp
LISP routines usually cannot calculate the area of an "open" polyline. Use the PEDIT command to close your boundaries before running the script.