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Full Version: Best way to make a shell

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From: Michael Gibson
20 Sep   [#27] In reply to [#26]
Hi Martin,

re:
> Is there a way to retain the part that is cut out and discarded from an internal shell action?
> I'm thinking that Keeping that part might be useful for cores in casting work.

If you want to generate a solid for the inner void, that should be possible either by using the Offset command instead of Shell, or you can also convert a result from Shell with an inner void and convert it into 2 solids by selecting it and then use Edit > Separate to break it into individual surfaces followed by Edit > Join.

Join does not try to generate inner void cavities.

To go back the other way if you have 2 solids and you want one to be a void cavity, you can use Boolean difference to make that. Select the outer solid as the base object and the inner one as the cutting object.

- Michael
From: Michael Gibson
20 Sep   [#28]
Rotation hooked up now too.

It is fitting in seamlessly, no new commands or even any new UI needed!




- Michael
From: PaQ
20 Sep   [#29] In reply to [#28]
Nice, I was secretly hoping for this, but I didn't want to put pressure :) ... super handy for shape exploration !
From: Matadem
20 Sep   [#30]
This is gold :D
From: Frenchy Pilou (PILOU)
21 Sep   [#31]
Dynamic modeling indeed! :)
From: mk (MARKY)
21 Sep   [#32] In reply to [#28]
Heaven...
From: Metin (METIN_SEVEN)
21 Sep   [#33] In reply to [#28]
Very nice indeed!
From: beanworks
21 Sep   [#34]
The new tool is extremely useful. The way it fits in the current toolset...beautiful.
From: Michael Gibson
21 Sep   [#35]
Ok, building new beta release now.

- Michael
From: Michael Gibson
21 Sep   [#36]
New Sep-17-2025 v5 beta version now available at
https://moi3d.com/beta.htm

Will be working on full release notes a bit later, there are more functions integrated from the ACIS geometry kernel.

Selected faces can now be manipulated with the Transform > Move, Transform > Rotate and Transform > Rotate Axis
commands. This uses the ACIS direct model editing component to extend and intersect surrounding faces to
accommodate the change.

Enables dynamic editing of solids like this:






New RemoveAndFill command - use Shift+Delete keyboard shortcut or Shift+click or right click on Delete button to invoke ACIS Remove component that deletes faces and then heals the resulting openings by extending and intersecting surrounding faces:




ACIS Shell function is now used by the MoI Construct > Offset > Shell command.


Also lots of fixes for ACIS filleting.


- Michael
From: Frenchy Pilou (PILOU)
21 Sep   [#37] In reply to [#36]
French version! ;)
https://moiscript.weebly.com/
From: BurrMan
22 Sep   [#38] In reply to [#36]
Smooth!
From: Metin (METIN_SEVEN)
22 Sep   [#39] In reply to [#36]
Very cool, thanks Michael. Going to install it right away.
From: blowlamp
23 Sep   [#40] In reply to [#27]
Hi Michael.

Thanks for the advice on using the Offset tool - it worked beautifully.

With the new Delete Face tool I'm able to discard any superfluous parts to get the cores as I want them.

All the new features are working great with only the occasional 'phantom surface' when I Shell fairly complex parts. I could send a file if you need one.

As I only have a slow laptop, I can get a significant lag when using the new Move Face tool as MoI updates whilst trying to keep up with mouse movement, so I wondered if the live update could somehow be suspended until Moi had locked onto an intersection point or maybe turned off if necessary?


Thanks again.
Martin.
From: Michael Gibson
23 Sep   [#41] In reply to [#40]
Hi Martin,

re:
> All the new features are working great with only the occasional 'phantom surface'
> when I Shell fairly complex parts. I could send a file if you need one.

Yes it would be helpful to get the file, especially before doing the shell so I can repeat the steps.
Please e-mail it to me at moi@moi3d.com .

> As I only have a slow laptop, I can get a significant lag when using the new Move Face
> tool as MoI updates whilst trying to keep up with mouse movement, so I wondered if
> the live update could somehow be suspended until Moi had locked onto an intersection
> point or maybe turned off if necessary?

I'll put in an option for this.

Thanks, - Michael

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