[Sidefx-houdini-list] OTL "presets"

David Johnson daveinengland at gmail.com
Mon Aug 10 11:14:33 EDT 2009


There's some binary stuff at the top, but I just ignored that (left it
alone) and edited the stuff down lower. I didn't know any better and it
seems to work fine.

Dave

On Fri, Aug 7, 2009 at 9:50 PM, Peter Bowmar <pbowmar at gmail.com> wrote:

> Hey Dave,
>
> How are you doing it? At least in 9 and 9.5 the presets had binary
> info in them which caused them to fail or Houdini to crash if you
> edited them by hand. If it works now I'll be marginally happier :)
>
> Cheers,
>
> Peter B
>
> 2009/8/7 David Johnson <daveinengland at gmail.com>:
> > 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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> >> >
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