[Sidefx-houdini-list] Finding all unused points (HDK)
daveinengland at gmail.com
Tue Feb 2 02:10:39 EST 2010
I saw that one and have used it, but I was actually trying to find all the
points that weren't being used (i.e. the ones that would be deleted by this
function) so that I could process only them. I think I have a way to
maintain an "unused list", but it's bookkeeping and that always messes me
On Mon, Feb 1, 2010 at 10:37 PM, Jim Price <shadeops at gmail.com> wrote:
> In GB_Detail there are some various methods to remoe unused points.
> 00134 // Remove any unused points, and zero area polygons, zero volume
> 00135 // spheres etc.
> 00136 // If a primitive group is specified, then only primitives in
> 00137 // group are checked for degeneracy.
> 00147 int removeUnusedPoints(const GB_PointGroup
> *ptgrp = 0);
> On Sat, Jan 30, 2010 at 5:02 PM, David Johnson <daveinengland at gmail.com
> > What would be the most efficient way to find all the unused points in the
> > gdp (using the hdk)? By unused, I mean points that are not used in any
> > primitive.
> > I know I can loop through them all and check to see if they are used, but
> > there must be a more efficient way.
> > Thanks,
> > Dave
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