[Sidefx-houdini-list] unpremultiplied rendering?

katrin schmid Katisss at gmx.de
Mon Jul 19 11:44:17 EDT 2010


hi,
while this is possible i dont intend 
to hard code it into the shaders.
Hm, even an option in the shader seems the wrong place really.
We are looking for the option but i do think
we want a choice. I try the Cop and see what its used for.
Thanks for your help,
katrin
 

-------- Original-Nachricht --------
> Datum: Mon, 19 Jul 2010 08:38:30 -0700
> Von: Andrew D Lyons <tstexture at gmail.com>
> An: sidefx-houdini-list at sidefx.com
> Betreff: Re: [Sidefx-houdini-list] unpremultiplied rendering?

> If you have access to your shader code you could divide your color output
> by
> your alpha prior to output. That should do it.
> 
> On 18 July 2010 22:53, katrin schmid <Katisss at gmx.de> wrote:
> 
> > hi,
> > i have been asked to unpremultiply passes post render.
> > Which sort of lets me wonder if we i couldnt render this way in first
> > place.
> > Anybody know how to do this?
> > Best Regards,
> > katrin
> >
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> 
> 
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