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Keywords: BREPS
Forum: Geometry
Re: None Defining solid with polynomial surface (Kay Ulbrich)
Re: None Re: Defining solid with polynomial surface (John Allison)
Re: None Re: Defining solid with polynomial surface (Kay Ulbrich)
Re: More Re: Defining solid with polynomial surface (Gabriele Cosmo)
Re: None Re: Defining solid with polynomial surface (Kay Ulbrich)
Date: 18 Apr, 2008
From: Gabriele Cosmo <Gabriele Cosmo>

Hi Kay,

> A workaround for now seems to be importing the geometry from a CAD file,
> but STEP support seems to be discontinued.
>
> Before proceeding with this, I would like to know, whether it makes sense
> for optical simulations at all, because non CSG solids are imported as tessellated
> solids. Can the tessellation be made fine enough for optical reflexion purposes.
> i.e., mirror profiles?

as you guessed, STEP files from CAD systems can be imported as tessellated shapes.
Applying optical simulations makes in my opinion little sense considering that the
resulting surfaces will be anyhow approximated, therefore you may not have the
effect you expect from a perfect surface...

Cheers, Gabriele

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