Re: shader writing: Array picking menu question

["Tim Leydecker" <BauerOink(at)gmx.de>]

Wow, thanks Reinhard!

overwhelmed. Thanks also to the other guys
contributing, it´s great to have tutorials, code
snippets and functional samples to start with!

Cheers

tim


----- Original Message ----- 
From: "Reinhard Claus" <rclaus(at)gmail.com>
To: <XSI(at)Softimage.COM>
Sent: Tuesday, October 30, 2007 11:03 PM
Subject: Re: shader writing: Array picking menu question


> ok shooting
> basics, like setting up dev, simple shaders:
> http://www.nanomation.co.uk/Tutorial.html
> usergroup forum with expert discussions: http://forum.lamrug.org/
> forum, resource section at: http://mymentalray.com/
> sample source code from the xsi example workgroup
> more sample source code: http://animus.brinkster.net/index.html
> yet more: 
> ftp://ftp.mentalimages.com/pub/shaders/public-shaders-3.5.7.10.zip
>
> xsibase link to the xsi mr3.6 shader interfaces
> http://www.xsibase.com/forum/index.php?board=12;action=display;threadid=33345;start=10
> (portal light has been converted as well by now, see further down in the 
> thread)
> -Reinhard
>
> On 10/30/07, Tim Leydecker <BauerOink(at)gmx.de> wrote:
> > Thanks for the info, guys.
> >
> > Would you mind providing the link to the xsibase
> > thread, you refered to earlier?
> >
> > I´m most likely out of work until next year and
> > would like to use the time to sniff into Maya/XSI
> > mR shader+phenomenon writing (on a very basic
> > level, it´s more an enerved expression of missing things).
> >
> > Ending up with a custom arealight geometry node and
> > knowing how to write and package phenomena would
> > be stellar but to be honest, I expect to suck big time :-)
> >
> > If you´ve got a tip on must read info, shooot.
> >
> > Cheers
> >
> > tim
> >
> >
> > ----- Original Message -----
> > From: "Reinhard Claus" <rclaus(at)gmail.com>
> > To: <XSI(at)Softimage.COM>
> > Sent: Tuesday, October 30, 2007 6:53 PM
> > Subject: Re: shader writing: Array picking menu question
> >
> >
> > > Hi Tim -- as far as I've understood, portal lights are area lights
> > > that do a lookup on the environment - this would mean since there's no
> > > new core functionality involved, chances are good that portal lights
> > > work with 3.5 (XSI 6.02 and 6.5) presumed of course you have access to
> > > MR 3.6 through an autodesk 2008 package (or a trial version thereof!).
> > > For some shaders (motionblur, mirror ball and white ball) it's already
> > > confirmed that it works.
> > >
> > > On 10/30/07, Rob Wuijster <rob(at)glassworksamsterdam.nl> wrote:
> > >> Tim,
> > >>
> > >> As far as I can tell from the mi files it should work with MR 3.4 and
> > >> up. Don't know what version is in 6.02 though. But I'm just skimming 
> > >> the
> > >>   files right now, so there might be some issues to conquer.
> > >>
> > >> vr.gr.,
> > >>
> > >> Rob Wuijster
> > >> Glassworks Amsterdam
> > >>
> > >>
> > >> Tim Leydecker wrote:
> > >> > Sorry to butt in, Claus, got intrigued...
> > >> >
> > >> > When *hinting* to the architectural.dll>portal lights
> > >> > you´re refering to XSI 6.5 right?
> > >> >
> > >> > There´d be no way of getting that out of the
> > >> > (otherwise binary compatible) XSI 6.0 scenes?
> > >> >
> > >> > Cheers
> > >> >
> > >> > tim
> > >> >
> > >> >
> > >> > ----- Original Message ----- From: "Reinhard Claus" 
> > >> > <rclaus(at)gmail.com>
> > >> > To: <XSI(at)Softimage.COM>
> > >> > Sent: Tuesday, October 30, 2007 2:59 PM
> > >> > Subject: Re: shader writing: Array picking menu question
> > >> >
> > >> >
> > >> >> Hi Rob
> > >> >> have a peek into the spdls from the phenolib directory.
> > >> >> contour.out.spdl has
> > >> >> a "obj_array" named parameter which might be what you're after.
> > >> >> mib_geo_instance_mlist.spdl has a material array (type=material)
> > >> >> I don't know whether all these are handled ui wise by xsi
> > >> >> some other interesting new shaders are in the new version of the
> > >> >> architectural dll by the way (e.g. portal lights).  Not intending 
> > >> >> to
> > >> >> sound
> > >> >> like *hint * hint * ;-)
> > >> >>
> > >> >> Cheers,
> > >> >> Reinhard
> > >> >> On 10/30/07, Rob Wuijster <rob(at)glassworksamsterdam.nl> wrote:
> > >> >>>
> > >> >>> Hi all,
> > >> >>>
> > >> >>> I'm looking into the production shaders from the MR 3.6 library, 
> > >> >>> to
> > >> >>> see
> > >> >>> if I can write a PPG or two....
> > >> >>>
> > >> >>> The mi code states the subset shader as follows:
> > >> >>>
> > >> >>> declare shader "mip_render_subset" (
> > >> >>>          boolean "enabled"        default on,
> > >> >>>          array geometry "objects",
> > >> >>>          array integer  "instance_label",
> > >> >>>          material       "material",
> > >> >>>          boolean "mask_only"      default off,
> > >> >>>          color   "mask_color"     default 1 1 1 1,
> > >> >>>          color   "background"     default 0 0 0 0,
> > >> >>>          color   "other_objects"  default 0 0 0 0,
> > >> >>>          boolean "full_screen_fg" default on
> > >> >>>      )
> > >> >>>      apply lens
> > >> >>>      version 5
> > >> >>> end declare
> > >> >>>
> > >> >>>
> > >> >>> How can I set an array for the geometry picking:
> > >> >>>
> > >> >>>         Parameter "objects" input
> > >> >>>         {
> > >> >>>                 GUID = "{6E5F6515-FF4B-42FA-B9D6-9F4E1231359D}";
> > >> >>>                 UI "mapping" =
> > >> >>> "{38D56C23-8C0D-11D0-857D-00A02417D029}";
> > >> >>>                 Inspectable = off;
> > >> >>>                 Type = array
> > >> >>>                 {
> > >> >>>                         Parameter "objects" input
> > >> >>>                         {
> > >> >>>                                 GUID =
> > >> >>> "{B4A7E44E-6C8B-46CA-8698-6DDB36C244D8}";
> > >> >>>                                 Type = ????????;   <----How to 
> > >> >>> have
> > >> >>> XSI
> > >> >>> look at geometry here? -->
> > >> >>>                         }
> > >> >>>                 };
> > >> >>>         }
> > >> >>> }
> > >> >>>
> > >> >>> The same goes for the "material" entry as well....
> > >> >>>
> > >> >>> cheers for any answers, as it has been a while since I did this
> > >> >>> conversion writing, and am slowly working my way through the SDK 
> > >> >>> now,
> > >> >>>
> > >> >>>
> > >> >>> Rob Wuijster
> > >> >>> Glassworks Amsterdam
> > >> >>>
> > >> >>> ---
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> > >> >>> body:
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> > >> >>>
> > >> >>
> > >> >
> > >> >
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