[Sidefx-houdini-list] OTL "presets"

David Johnson daveinengland at gmail.com
Fri Aug 7 13:58:08 EDT 2009


I've been editing the preset files in h10 and it works fine. A bit of a
hassle to have to do it by hand, but that's how scripted subnets and VEX
started out too.

On Tue, Jun 23, 2009 at 10:10 PM, Peter Bowmar <pbowmar at gmail.com> wrote:

> "Clobbering" is exactly why they're currently useless, for our needs
> at least. In H8 it was trivial to edit a .preset file and only affect
> the parms you wanted to...
>
> 2009/6/23 Andrew D Lyons <tstexture at gmail.com>:
> > Hey Rangi,
> >
> > yeh that clobbering thing is a shortcoming. Here's some other thoughts:
> >
> > ------
> > - galleryEntry.createChildNode() makes the gallery file the initializer.
> > I can find no HOM api call for loading a gallery entry's values into an
> > existing hda node. The gallery entries associated with a hda type are
> > visible at the bottom of the gear wheel menu - but that seems to be the
> > only way to arm a node with a gallery. Is that correct? We need to be
> > able to load a hip file, and then re-set parms on certain nodes using
> > published gallery files.
> >
> > - There is no "exclude" or "ignore" field for selectively 'not writing
> > out' and/or 'not reading in' certain
> > parms.
> >
> > - They do not store node information other than parms. There is no node:
> > opset, oplocate, opcolor, or opcomment information stored anywhere.
> > These four could each have a toggle in the gallery creation UI, and a
> > flag in the API to make them optional parts of the gallery file. This
> > would allow the gallery format to be a comprehensive snapshot of an
> > individual node. Currently Houdini has no file format capable of doing
> this.
> > ------
> >
> > Peters thoughts about scriptability are missing from this list. If
> > .gal files had a full HOM interface that allowed you to query and set
> > specific values - that would be the business - and could provide
> > functionality for the "ignore and exclude" idea for the UI.
> >
> > Cheers
> >
> >
> >
> > 2009/6/23 Rangi Sutton <rangi at kanuka.com.au>:
> >> Andrew D Lyons wrote:
> >>> I must admit - I have a pretty big list of RFE's files for galleries -
> >>> but they have promise that presets never offered (like a browser, and
> >>> building spare parms)  - that potential is just not fully realized
> >>> yet. Still if passing values from one user to another is all you want
> >>> to do - galleries can do that.
> >>>
> >> Gurday,
> >>
> >> Galleries sound like worth investigating... but just to point out, I've
> >> found that presets save changes to the interface as applied with the
> >> gear icon thingo. So adding spare parameters does get included in the
> >> preset, as does hiding parameters.
> >>
> >> We've used this to customise sops massively, avoiding wrapping up a
> >> single sop into a scripted subnet HDA type thing.
> >>
> >> The big bother I have with presets is they clobber all the parms. So if
> >> I have a preset to set pivot to $CEX,$CEY,$CEZ, for a very good example,
> >> it clears out any other parameters I might have already tweaked if I
> >> load it. It would be great to be able to flag which parameters are
> >> actually part of the preset.
> >>
> >> Beers,
> >> r.
> >>
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> >>
> >
> >
> >
> > --
> > =======================================
> > Andrew D Lyons | Digital Artist | http://www.tstex.com
> > =======================================
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