[Sidefx-houdini-list] Disabling isbound() calls in VEX Builder shaders

Peter Bowmar pbowmar at gmail.com
Tue Aug 29 10:46:38 EDT 2006


Hi Pablo,
     No, there is no way to disable this. However, don't worry about
it taking CPU time because the VEX optimizer is extremely efficient
and will more than likely just not process that stuff...

Cheers,

Peter B

On 29/08/06, Pablo Giménez <pablogipi at gmail.com> wrote:
> Hi list.
> I am making some shaders to be used in sprites.
> All the time you create a shader in VEXBuilder any parameter check if
> it is bounded to any attribute.
> So If you see the code generated by VEX Builder for your shader there
> one bounding variable and one isbound() call per parameter.
> I think that this can consume computing time. maybe a little but when
> you are rendering many sprites it could be significant.
> So there is a ny way to disable that VEXBuilder generates all the
> "bounding checking" code for a given parameter?
>
> Thanks
>
> --
>
> Un saludo
> Best Regards
> Pablo Giménez
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