[Sidefx-houdini-list] 'Invisible In Reflections' on Houdini

Chae Yim chyim72 at gmail.com
Fri Aug 17 03:06:20 EDT 2007


Theanks~ I think I can find the VOP in Houdini. :)
I was looking for the stuff in Objects.
Thanks again about help~


On 8/17/07, Peter Bowmar <pbowmar at gmail.com> wrote:
>
> Yes, but you have to make a custom shader that detects if the ray is a
> primary or secondary (raytraced) ray. I don't have Houdini open right
> now, I can't remember what the VOP is called to do this...
>
> Cheers
>
> Peter B
>
> On 17/08/07, Chae Yim <chyim72 at gmail.com> wrote:
> > Is there any stuff can disappear reflection, refraction and shadow only
> in
> > reytraced ray???
> >
> >
> > On 8/17/07, Peter Bowmar <pbowmar at gmail.com> wrote:
> > >
> > > It's called "phantom" in Houdini, on an Object. Unfortunately, you
> > > can't specify Shadow, Reflection and Refraction separately, which is a
> > > long-standing limitation. When you turn on Phantom, that object will
> > > only appear in raytraced rays which could be reflections, refractions
> > > and shadows.
> > >
> > > Cheers,
> > >
> > > Peter B
> > >
> > > On 17/08/07, Chae Yim <chyim72 at gmail.com> wrote:
> > > > Hi Everyone~
> > > >
> > > > I have a big cubic room and have lots of small cubics in there.
> > > > the small cubics have phong shader to reflect only the colors of the
> > > cubic
> > > > room.
> > > > There's problem here. the smll cubics also reflect each other
> because
> > > there
> > > > are lots of small cubics in the cubic room.
> > > >
> > > > in Maya, I can use Render Stats 'Visible In Reflections' to prevent
> > > > reflections of the small cubics.
> > > > But.. I don't know what can I do in Houdini...
> > > > _______________________________________________
> > > > Sidefx-houdini-list mailing list
> > > > Sidefx-houdini-list at sidefx.com
> > > > https://lists.sidefx.com:443/mailman/listinfo/sidefx-houdini-list
> > > >
> > > _______________________________________________
> > > Sidefx-houdini-list mailing list
> > > Sidefx-houdini-list at sidefx.com
> > > https://lists.sidefx.com:443/mailman/listinfo/sidefx-houdini-list
> > >
> > _______________________________________________
> > Sidefx-houdini-list mailing list
> > Sidefx-houdini-list at sidefx.com
> > https://lists.sidefx.com:443/mailman/listinfo/sidefx-houdini-list
> >
> _______________________________________________
> Sidefx-houdini-list mailing list
> Sidefx-houdini-list at sidefx.com
> https://lists.sidefx.com:443/mailman/listinfo/sidefx-houdini-list
>



More information about the Sidefx-houdini-list mailing list