[Bf-committers] Cycles velocity
d4vidfenner at gmail.com
Sun Oct 25 19:44:35 CET 2015
Hey. Nice idea to simulate stop motion. Saved in hard drive.
2015-10-22 6:41 GMT-03:00 Manuel Rais <manu at g-lul.com>:
> Hi Sergey
> Thanks for your answer.
> To be more clear, we want to use this attribute to switch from a texture
> to another when the velocity is not null.
> The purpose is to have a stop motion rendering with displace/bump changing
> only on the moving parts.
> Of course there's many ways to achieve this but we're searching the more
> automatic. We have others ideas of course but less funny ☺..
> All objects in this project are baked in pc2 files and are at the center
> of the world and their scale at 1. So I guess the world space and object
> space are the same, but maybe I'm wrong.
> I know a little bit of c/cpp maybe I can produce a patch (with a little
> help?) if it's not too hard...
> Le 21 octobre 2015 23:58:56 GMT+02:00, Sergey Sharybin <
> sergey.vfx at gmail.com> a écrit :
> >What is the use of such attribute?
> >Also, due to instancing it's quite tricky to represent word-space
> >in the vertex attribute, only object space velocity is possible to be
> >stored without major PITA.
> >On Wed, Oct 21, 2015 at 8:07 PM, Manuel Rais <manu at g-lul.com> wrote:
> >> Hi !
> >> I was wondering if it's possible to have vertex velocity in the
> >> node of Cycles.
> >> Cycles outputs velocity in the "Vector" pass, it renders motion blur
> >> (object and deformation), so I guess that this attribute exists
> >> Am I wrong ?
> >> Is it possible to add it in the output of the attribute node ? Is it
> >> nightmare ?
> >> Thanks.
> >> ---
> >> Manuel Rais
> >> Autour de Minuit
> >> manu at g-lul.com (mailto:manu at g-lul.com)
> >> _______________________________________________
> >> Bf-committers mailing list
> >> Bf-committers at blender.org
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> >With best regards, Sergey Sharybin
> Manuel Rais
> manu at g-lul.com
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