Circle (lisp) routine in autocad

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gordonired
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Re: Circle (lisp) routine in autocad

Post by gordonired »

Yes I'm replying to a 10 year old thread, here's hoping someone has been able to get this to work recently. I'm in Autocad 2023, trying to get this lsp to work. I've shot in 4 bolts on a flange with a total station, and brought the data into Autocad. The smallest deviation in height exists, but I want to fit a circle of known diameter to these points to try and get my centre of pipe.

The error autocad is throwing at me is "malformed list on input". A quick google search is telling me this is likely a bracket not being closed at some point. Finding a bracket is easy, but learning how the code works isn't all that easy for me at least. Does it work for anyone else? Does anyone have an alternate solution after all these years?
Tanguy Nédélec
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Re: Circle (lisp) routine in autocad

Post by Tanguy Nédélec »

Add a closing parenthesis at the very end of Andrew's code ;)
gordonired
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Re: Circle (lisp) routine in autocad

Post by gordonired »

Tanguy Nédélec wrote: Fri Mar 17, 2023 1:21 pm Add a closing parenthesis at the very end of Andrew's code ;)
That fixed it. The circle isn't drawn on the same plane, it ends up at elevation 0 on my drawing. Small issue for someone to fix who has time.
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