Category Archives: AutoLISP: Modify

AutoLISP: Define a Pipe’s Path by 3D Curved Objects

Posted on May 18, 2012 by AutoCAD Tips

Today’s featured routine is a gem if you need to make basic 3D Pipes. It does a couple of awesome thing: 1) It creates a pipe with an inner and outer diameter thus creating a true pipe. 2) Lets you … Continue reading →

Posted in AutoLISP, AutoLISP: 3D, AutoLISP: Creating, AutoLISP: Modify, AutoLISP: Polylines | 2 Comments

AutoLISP: Fillet a 3D Polyline

Posted on May 18, 2012 by AutoCAD Tips

Here is a great routine that lets you easily fillet a 3D polyline. It even gives the option to apply the fillet to all of the vertices. Here’s how: 3DPOLYFILLET <enter> to start R <enter> to specify the radius of … Continue reading →

Posted in AutoLISP, AutoLISP: 3D, AutoLISP: Modify, AutoLISP: Polylines | 4 Comments

AutoLISP: Auto Trim and Extend Lines

Posted on May 10, 2012 by AutoCAD Tips

This routine may come in handy if you would like to trim or extend lines to an object. Note: This routine will only modify line objects. Here’s how: TTT <enter> to start Select the bounding edge that the lines will … Continue reading →

Posted in AutoLISP, AutoLISP: Modify | 2 Comments

AutoLISP: Select Attributes for Invisibility

Posted on April 30, 2012 by AutoCAD Tips

Here is a simple lisp routine that lets you select the individual attribute to make it “invisible.” Here’s how: INVIS <enter> to start Select the attributes that you would like to be invisible <enter> when finished (defun c:invis (/ ent … Continue reading →

Posted in Attributes, AutoLISP, AutoLISP: Attributes, AutoLISP: Blocks, AutoLISP: Modify | Leave a comment

AutoLISP: Change Hatches to Solid Hatches

Posted on April 24, 2012 by AutoCAD Tips

Today’s featured routine will help you if you need to change some or all hatches to the solid hatch pattern. Here’s how: HATCH2SOLID <enter> Create a selection set by either individual selection or window/crossing selection. Or As shown in the … Continue reading →

Posted in AutoLISP, AutoLISP: Modify, Hatch, Modifying | Leave a comment

AutoLISP: Easily Make Isometric Text

Posted on April 23, 2012 by AutoCAD Tips

If you need to create isometric text  and you are tired of using so many different styles, today’s tip will be your new best friend. Note that this routine only works with DTEXT (single line text). Here’s how: ISOTEXT <enter> … Continue reading →

Posted in AutoLISP, AutoLISP: Creating, AutoLISP: Modify, AutoLISP: Text, Isometrics | 4 Comments

AutoLISP: Globally Change XREF Attachment Type

Posted on April 3, 2012 by AutoCAD Tips

If you need to Changeall of the way in which XREF’s are attached this routine is for you. This routine will change all XREFs in a drawing to either “Overlay” or “Attached.” Here’s How: X2A <enter> = All XREFs to … Continue reading →

Posted in AutoLISP, AutoLISP XREFs, AutoLISP: Modify, XREFs | 2 Comments

AutoLISP: External Contours of Objects

Posted on March 29, 2012 by AutoCAD Tips

This routine is helpful if you have overlapping objects that form a closed area and you would like to combine them into one overall closed object. This is like the UNION command but for 2D closed areas. Here’s how: ECO … Continue reading →

Posted in AutoLISP, AutoLISP: Creating, AutoLISP: Modify, AutoLISP: Polylines | 3 Comments

AutoLISP: Replace Selected Points with Block

Posted on March 27, 2012 by AutoCAD Tips

Today’s featured routine lets you replace selected points in a drawing with a defined block in the drawing. This routine could be more rubust but it is still helpful. It does let you specify the scale of the block and … Continue reading →

Posted in AutoLISP, AutoLISP: Blocks, AutoLISP: Creating, AutoLISP: Modify | 18 Comments

AutoLISP: Easily Create Isometric Blocks

Posted on March 21, 2012 by AutoCAD Tips

Here is a useful routine that will create isometric blocks based on an existing 2D (flat) block. This is great because all that you have to do is create the one block and this routine will do the rest for … Continue reading →

Posted in AutoLISP, AutoLISP: Creating, AutoLISP: Modify, Customization, Isometrics | 17 Comments