yade-users team mailing list archive

[Anton Gladky <gladky.anton@xxxxxxxxx>]

Works perfect!
String with utils.alignedFacetBox drops off a lot of my code and that's
good.

But there is also a problem with "segmentation fault" in come cases.
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Anton Gladkyy


2009/6/25 Václav Šmilauer <eudoxos@xxxxxxxx>

> Anton Gladky píše v St 24. 06. 2009 v 10:27 +0200:
> > I would like to know what is the main difference between Box and Facet
> > geometry? And what is better and more reliable?
> > What is better interaction model Box-Sphere or Facet-Sphere?
> > I appreciate any comments.
>
> Boxes suck, sphere-box interaction is modeled as contact with fictive
> sphere. For anything that is beyond simple elasticity, use Facets. You
> can also make arbitrary triangulated surfaces with facets (especially
> with GTS which I am integrating right now), which is not possible with
> boxes.
>
> OTOH, Facets have no mass, therefore cannot be dynamic (they can move,
> but not as a result of impacts etc).
>
> Vaclav
>
>
>
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