[sldev] Small Prim Culling

Anna Gulaev annagulaev at gmail.com
Wed Mar 26 00:48:48 PDT 2008


You're right. I just checked against a specific small object, and at the
point of the rebuildGeom check the object is not in any spacial group when
it is distant from the agent, regardless the position of the camera.

Anna

On 3/26/08, Jason Giglio wrote:
>
> Anna Gulaev wrote:
> > LLVolumeGeometryManager::rebuildGeom? That's where facep->mPixelArea is
> > compared to FORCE_CULL_AREA and FORCE_SIMPLE_RENDER_AREA, anyway.
> > Grepping the code for PixelArea seems to turn up where it's calculated.
> >
>
>
> I don't think that's it, because this small prim culling happens based
> on where your agent is standing, not where your camera is.  So an object
> that covers your entire screen in pixel area can still disappear.
>
>
> -Jason
>
>
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