If it's just distinguishing whether there is motion or not then guess object space would work. Perhaps could be something similar implementation to the pointyness, but would nice to investigate if we can make it something more generic.
Will check on that in the upcoming days. On Sun, Oct 25, 2015 at 11:44 PM, David Fenner <[email protected]> wrote: > Hey. Nice idea to simulate stop motion. Saved in hard drive. > > 2015-10-22 6:41 GMT-03:00 Manuel Rais <[email protected]>: > > > 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... > > > > Thanks. > > > > Le 21 octobre 2015 23:58:56 GMT+02:00, Sergey Sharybin < > > [email protected]> a écrit : > > >What is the use of such attribute? > > > > > >Also, due to instancing it's quite tricky to represent word-space > > >velocity > > >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 <[email protected]> wrote: > > > > > >> Hi ! > > >> > > >> I was wondering if it's possible to have vertex velocity in the > > >attribute > > >> node of Cycles. > > >> Cycles outputs velocity in the "Vector" pass, it renders motion blur > > >> (object and deformation), so I guess that this attribute exists > > >somewhere... > > >> Am I wrong ? > > >> Is it possible to add it in the output of the attribute node ? Is it > > >a > > >> nightmare ? > > >> > > >> Thanks. > > >> > > >> --- > > >> Manuel Rais > > >> Autour de Minuit > > >> [email protected] (mailto:[email protected]) > > >> _______________________________________________ > > >> Bf-committers mailing list > > >> [email protected] > > >> http://lists.blender.org/mailman/listinfo/bf-committers > > >> > > > > > > > > > > > >-- > > >With best regards, Sergey Sharybin > > > > --- > > Manuel Rais > > [email protected] > > +33 (0)6 62 29 80 86 > > _______________________________________________ > > Bf-committers mailing list > > [email protected] > > http://lists.blender.org/mailman/listinfo/bf-committers > > > _______________________________________________ > Bf-committers mailing list > [email protected] > http://lists.blender.org/mailman/listinfo/bf-committers > -- With best regards, Sergey Sharybin _______________________________________________ Bf-committers mailing list [email protected] http://lists.blender.org/mailman/listinfo/bf-committers
