POV-Ray : Newsgroups : povray.newusers : Overriding the transparency of a union : Re: Overriding the transparency of a union Server Time
7 Jul 2024 07:32:08 EDT (-0400)
  Re: Overriding the transparency of a union  
From: tensor
Date: 14 May 2010 09:05:00
Message: <web.4bed49e4bae6cdf77b41f88c0@news.povray.org>
Alain <aze### [at] qwertyorg> wrote:

> > I saw a couple older posts about this and am hoping there may be a new feature
> > that would make things easier.
> >
> > I am doing a complex animation where certain parts fade in and out. The parts
> > are made of unions of components with each components having its own
> > texture/pigment. I would like to just fade the transparency for the whole union.
> > Is there a way to do this at the union level or do I need to embed a
> > transparency clock down to each component.
> >
> >
> > Thanks
> >
> >
> >
>
> No, not directly as each texture or pigment assigned to any individual
> component override the global union's texture, including any filter and
> transmit.
>
> You can use a variable to set the transparency. If several/all elements
> have the same transparency level, then you only need to set one variable.
>
> Also, you'll probably need to change from union to merge if you don't
> want to see the internal surfaces that are hiden when you don't have
> transparency.
>
>
>
> Alain

Thank you both for the information.


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