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Spline Help??

Printed From: CAD Forum
Category: EN
Forum Name: AutoCAD
Forum Description: Discussion about AutoCAD and AutoCAD LT, viewers, DWG and DWF formats, Design Review, AutoCAD 360, add-ons
URL: https://www.cadforum.cz/forum_en/forum_posts.asp?TID=3716
Printed Date: 22.Apr.2026 at 15:52


Topic: Spline Help??
Posted By: bbowes
Subject: Spline Help??
Date Posted: 03.May.2010 at 18:05
I have a drawing with roughly 1000 nodes that I need to fit a 3D spline to.  I have set the tolerance to zero to get the spline through the points but I am having trouble selecting them.  Is there a way to select the nodes that I want to fit the spline to and let it autofit itself to the data or do I have to go through and click these point one at a time?



Replies:
Posted By: CarlB
Date Posted: 04.May.2010 at 05:36
Do you have the points in a separate data file? If not, I don't see how AutoCAD could know what order to select the points without user selecting each one.


Posted By: bbowes
Date Posted: 05.May.2010 at 17:33
I do have the points in a separate file.  I have an excel file with the locations.  Can AutoCAD  read a file and select the points in the order I prescribe?


Posted By: CarlB
Date Posted: 05.May.2010 at 17:55
You can copy the poit coordinates from Excel, as one selection, and paste intp AutoCAD's command line.

First put coordinates in one column in "x,y" format, using concatenate function.
Start the spline command, then for point input copy the entire column of coordinates from Excel, paste into AutoCAD.


Posted By: Arben.Allaraj
Date Posted: 05.May.2010 at 18:25
Originally posted by bbowes bbowes wrote:

I do have the points in a separate file.  I have an excel file with the locations.  Can AutoCAD  read a file and select the points in the order I prescribe?


 Have you see the tip 6606 below this panel.


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Ing Arben.Allaraj
http://cad-drafting-corner.blogspot.com



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