What do you think about the article on XSIBlog of Andrea Interguglielmi
about a prototyping of a simple feather simulator?
http://www.xsi-blog.com/?p=33
-----Message d'origine-----
De : owner-xsi(at)Softimage.COM [mailto:owner-xsi(at)Softimage.COM] De la part de
kim aldis
Envoyé : mercredi 3 août 2005 08:36
À : XSI(at)Softimage.COM
Objet : RE:
Not so definitely. The hair you see rendered is a different thing to the
hair guides and it's not possible to get at them from a scripted operator.
Also, the vertexnormal alone isn't enough to place a flat surface. This is
not a trivial problem.
> -----Original Message-----
> From: owner-xsi(at)Softimage.COM
> [mailto:owner-xsi(at)Softimage.COM] On Behalf Of Luke
> Sent: 02 August 2005 08:52
> To: XSI(at)Softimage.COM
> Subject: Re:
>
> Hi Guillaume,
>
> This problem is definitely solveable by scripting.
>
> Simply write a script to place planes or something similar
> along each hair of a hair system with a scripted operator and
> make sure that the reference hair has no render visibility.
> Reading the normal information at the vert that emits the
> hair, along with the emitter object transform should give you
> enough information about orientation to do what you need.
>
> Even easier, you can constrain object to clusters on hair,
> and since this only defines their position, the orientation
> could be gathered in any way you wanted to.
>
> cheers,
>
> Luke
>
> kim aldis wrote:
>
> > you can't. The hair uses the mental ray hair primitive
> which is fixed
> > in this way.
> >
> >
> --------------------------------------------------------------
> ----------
> > *From:* owner-xsi(at)Softimage.COM [mailto:owner-xsi(at)Softimage.COM]
> > *On Behalf Of *Guillaume Baratte
> > *Sent:* 01 August 2005 10:43
> > *To:* XSI(at)Softimage.COM
> > *Subject:*
> >
> > Hello i try to make some feather with the hair
> simulation of XSi.
> >
> > In the Hair simulation of XSI each Hair orientation's
> are link to
> > the camera.
> >
> > When i turn around my model the hair are always face to
> the camera.
> >
> > Someone know how desactivate or break the link between the hair
> > orientation's and the camera position?
> >
> >
> >
> > Cheers
> >
> >
> >
> > Guillaume Baratte
> >
>
>
> --
> luke emrose
> technical director - luke.emrose(at)rsp.com.au
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