[Sidefx-houdini-list] Pixel Coverage Shader

Alvaro Castaneda varomix at gmail.com
Fri Jun 4 15:49:13 EDT 2010


I guess if you already have material ID pass, (separated by color)
you could just find that edge in any compositing app, using that channel as
the alpha.


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  On Fri, Jun 4, 2010 at 6:31 AM, Daniel Jenkins <thedj28 at googlemail.com>wrote:

> Hi all,
>
> I'm currently looking into how to get a pixel coverage pass out of mantra (
> in the style of http://www.sigillarium.com/blog/lang/en/379/ ) but I can't
> seem to find much information about it or how to access that information
> from the renderer. Im just researching into some kind of work-around/hack
> and was wondering if anyone here has had some experience with this and
> could
> point me in the right direction. Any help/wisdom would be greatly
> appreciated!
>
> Cheers,
>
> Dan
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