[Bf-committers] Fix T45317: Cycles material preview unnecessarily re-rendering

[Sergey Sharybin]

That's how it always was behaving as far as i concerned. Blender does not
track a relation between custom nodes and actual blender's ID blocks.

Can you test 2.75a release and see if behavior is any different for you
there?

On Wed, Jul 22, 2015 at 4:14 PM, Francesc Juhe <fjuhec at gmail.com> wrote:

> Hi,
>
> Thanks!
>
> I tested it and it seems to trigger a refresh even if the custom node is
> totally unrelated to any material and also it only triggers for custom
> properties and custom sockets. If the Custom node has a standard socket
> there is no refresh.
> It can be tested running the custom nodes template on the text editor and
> then creating and editing nodes.
>
>
> On 22 Jul 2015, at 15:20, Sergey Sharybin <sergey.vfx at gmail.com> wrote:
>
> > Hi,
> >
> > I don't think you can trigger refresh of material from the custom node
> and
> > in fact this sounds like an API regression which better to be resolved
> from
> > our side.
> >
> > Do have a patch for this [1] but before going ahead want to have feedback
> > from our python/rna department.
> >
> > [1] http://www.pasteall.org/59763/diff
> >
> > On Wed, Jul 22, 2015 at 2:40 PM, Francesc Juhe <fjuhec at gmail.com> wrote:
> >
> >> Hello,
> >>
> >> The fix
> >>
> https://developer.blender.org/rBb0df19667fa30ad80631da86198710981ca03824
> >> seems to break node material preview updates on external renderer like
> >> LuxRender or Mitsuba.
> >>
> >> Any suggestion on how to trigger a preview update when working with
> custom
> >> nodes?
> >>
> >> Thanks,
> >> Francesc
> >> _______________________________________________
> >> Bf-committers mailing list
> >> Bf-committers at blender.org
> >> http://lists.blender.org/mailman/listinfo/bf-committers
> >>
> >
> >
> >
> > --
> > With best regards, Sergey Sharybin
> > _______________________________________________
> > Bf-committers mailing list
> > Bf-committers at blender.org
> > http://lists.blender.org/mailman/listinfo/bf-committers
>
> _______________________________________________
> Bf-committers mailing list
> Bf-committers at blender.org
> http://lists.blender.org/mailman/listinfo/bf-committers
>



-- 
With best regards, Sergey Sharybin