[Sidefx-houdini-list] build a poly mesh from a vertex position face connection list

Michael K. O'Brien mobrien at pixar.com
Thu Feb 18 13:25:14 EST 2010


Hola~

The times I've run into this, someone was calling ::build on a prim with
append points set to true... Not sure if that's it.

MO

>-- On Thu, Feb 18, 2010 at 01:13:44PM +0100, katrin schmid wrote:
> hi,
> hm,  npts = gdp->points().entries();
> seems to be double the size than the original model.
> Is that expected in any way?
> Regards,
> katirn
> 
> -------- Original-Nachricht --------
> > Datum: Thu, 18 Feb 2010 10:58:41 +0000
> > Von: "Sebastian H. Schmidt" <sebastian.h.schmidt at googlemail.com>
> > An: sidefx-houdini-list at sidefx.com
> > Betreff: Re: [Sidefx-houdini-list] build a poly mesh from a vertex position	face connection list
> 
> > yep splitting it up makes sense at least as long as you do not want to
> > re-read the base geometry every frame. but i guess you could also use some
> > kind of (animated/static) switch on the node to make it time-dependent and
> > prevent recooking.
> > 
> > Seb
> > 
> > On Thu, Feb 18, 2010 at 10:21 AM, katrin schmid <Katisss at gmx.de> wrote:
> > 
> > > hi,
> > > like your web site by the way :)
> > > By now i think i should make it a deformer really:
> > > Split it into 2 Sops: a generator and a deformer one?
> > > Pretty new to houdini but to a maya person this sounds saner..
> > > thanks,
> > > katrin
> > >
> > > -------- Original-Nachricht --------
> > > > Datum: Thu, 18 Feb 2010 10:16:05 +0000
> > > > Von: "Sebastian H. Schmidt" <sebastian.h.schmidt at googlemail.com>
> > > > An: sidefx-houdini-list at sidefx.com
> > > > Betreff: Re: [Sidefx-houdini-list] build a poly mesh from a vertex
> > > position   face connection list
> > >
> > > > you could use the performance monitor to see how long your node takes
> > to
> > > > cook.
> > > > you write that is very slow, ... what is your pointcount ?
> > > >
> > > > Seb
> > > >
> > > > On Thu, Feb 18, 2010 at 1:58 AM, katrin schmid <Katisss at gmx.de> wrote:
> > > >
> > > > > hi,
> > > > > so it animates now by reseting vertices from a cache file.
> > > > > And its slow like hell.
> > > > > Any suggestions on speed improvments?
> > > > > By the way is there any way to display current actual frame rate
> > > > > in Houdini?
> > > > > Regards,
> > > > > katrin
> > > > > --
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-- 
Michael O'Brien                                                         Tools
Pixar                                                       mobrien at pixar.com

Censorship is the mother of metaphor.
                            -Jorges Luis Borges



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