Space Gas and nebula... Just an idea.... 2004-03-04 - By Patrick Vier
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with picture is better....
patrick :)
-- -- Original Message -- --
From: "Patrick Vier" <patrick@(protected)>
To: <XSI@(protected)>
Cc: "Ed Harriss" <Ed.Harriss@(protected)>; <harry@(protected)>
Sent: Thursday, March 04, 2004 10:49 AM
Subject: Re: Space Gas and nebula... Just an idea....
> Yes, i've tested with volumic light, but, is not possible to sculpt the
> volume of the light...
> Just an idea :
> Modeling an object and say that it's the volume of the light.
> Put the light inside, and the "photons" runs inside (and NOT outside) the
> volume from the light source (i use the photons word, just to show the
> idea).
> Use the weight map on the modeling object, why not, to tweak the intensity
> of the light along the travel of the photons inside the object (sometime
> more or less intensity)
> ... to see this inside intensity, we can use a "super volumic 3d texture
> (smoking stuff, etc...)" with a new weight map who controling the
intensity
> falloff between the surface border and the center of rthe object
section...
>
> I know that my english is not perfect, but i hope that U understand what i
> mean... see tha picture attached.
>
> Otherwise, i've made test with particles and it's working fine... will add
> some test and post an image soon...
>
> Thank you to all.
>
> Patrick :)
>
> -- -- Original Message -- --
> From: "Ben Kilgore" <ben@(protected)>
> To: <XSI@(protected)>
> Sent: Wednesday, March 03, 2004 4:34 AM
> Subject: Re: Space Gas and nebula...
>
>
> > Don't forget about volumic lights. This is another viable option for
> > creating these effects, with another host of limitations and issues.
> >
> > Ben
> >
> > -- -- Original Message -- --
> > From: "Eric Lampi" <ericlampi@(protected)>
> > To: <XSI@(protected)>
> > Sent: Tuesday, March 02, 2004 2:39 PM
> > Subject: Re: Space Gas and nebula...
> >
> >
> > > I have to agree. Unless you have a lot of experience
> > > with XSI particles, and you have a large renderfarm
> > > it's really not a good idea.
> > > Let's not forget that even if you were I hope you have
> > > several weeks to dedicate to working it out.
> > >
> > > These sorts of F/X are not easy to pull off, no matter
> > > what you're using.
> > >
> > > Eric
> > > --- Anthony Rossano <anthor@(protected)> wrote:
> > > > Hi Patrick -
> > > > This is tough to say, but you should probably save
> > > > yourself the agony
> > > > of trying to do this in XSI.
> > > > 1) Volumes... can't move the camera through them
> > > > 2) particles: really really hard to get nice smooth
> > > > gaseous energy
> > > > wispy rendering.
> > > > I wish I was more confident. BUT - someone on the
> > > > list did it- I can't
> > > > remember who, Ed Harriss or Jeremy Birn or someone
> > > > ....
> > > > ATR
> > > >
> > > >
> > > >
> > > > On Tue, 2 Mar 2004 17:22:49 +0100, Patrick Vier
> > > > wrote:
> > > > > Post_Logic - Mail paperBonjour All,
> > > > >
> > > > > I must realise a test for a futur customer
> > > > (i hope), but the
> > > > > test is for create space gas, nova, nebula (think
> > > > to Atacama from
> > > > > Phoenix tools web site)...
> > > > > and the camera travel throught the gas...
> > > > remember the movie
> > > > > "Contact" with Juddy Foster... something near
> > > > that.
> > > > >
> > > > > I know, i will use particles and maybe
> > > > volumic shaders... but
> > > > > could you tell me how can use them and the way to
> > > > do.
> > > > >
> > > > > Thank you.
> > > > >
> > > > > Patrick
> > > > > *********
> > > > >
> > > > >
> > > > >
> > > > > Patrick Vier
> > > > > Post Logic
> > > > > tel 33 (0)1 46 37 77 61
> > > > > fax 33 (0)1 46 37 55 51
> > > > > email patrick@(protected)
> > > > >
> > > > >
> > > > [ Anthony Rossano ]
> > > > - CEO, Mesmer Inc -
> > > > -tel: 206.782.8004-
> > > > -fax: 206.782.8101-
> > > > http://www.mesmer.com
> > > > ---
> > > > Unsubscribe? Mail Majordomo@(protected) with the
> > > > following text in body:
> > > > unsubscribe xsi
> > >
> > >
> > > =====
> > > Freelance 3-D Animator, F/X Artist
> > > ---
> > > Unsubscribe? Mail Majordomo@(protected) with the following text in
> body:
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> >
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