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Unable to run TXTEXP within lisp (Runs fine outside of lisp)

In the express menu, Intellicad has a text exploding function which is called by the command: TXTEXP. If I try to call this command from within lisp, it doesn't work (My text dissapears) The command works fine if I run it from the screen. At first I thought that the command called a lisp that I coul...

System var or routine for (promptless) redefining blocks?

I have a lisp that automatically inserts a block--sometimes multiple times. When the block is inserted twice or more, the user is prompted whether or not to re-define the block. Is there a system variable that I can set up to automatically re-define the block without a prompt? I read through the var...

Thanks for the info and the advice. I've never run a single SDS program before so I don't know how to load it up. In your zip file, there were quite a few folders; amongst them, there were two DLLs; One called SDSS samples, the other was named: interop. Which one is the actual BoundingBox program? H...

You know what, I'm sick of not knowing C and I'm going to take a crack at trying to do what you suggest. if it takes a while, so be it. I always learn better when I have a project that I'm trying to solve. Do you have any advice on a resource to learn SDS? The documentation that came with Intellicad...

Thanks for giving it a shot but unfortunately, the arc is causing the same problem. Just thinking out loud here but I wonder, is there any way to extract the height of an arc? If I could do that, I could then do a comparison to see if the coordinate of the arc's height end point was inside/outside t...

Lisp routine for Bounding Box?

Hi there, Does anyone know if there is a Lisp routine available that I could use to create a bounding box for polylines? There are plenty of routines out there but the ones that I have found all use VLA functions. I need to know the max/min X and Y so that I can calculate the bounding area. I actual...

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