[Sidefx-houdini-list] autorig+muscles

zoran arizanovic zoran.arizanovic at gmail.com
Thu Aug 10 10:09:19 EDT 2006


Thanks Joe
this will get me a little closer to the goal :)
Zoran

On 8/10/06, Joe Drew <joe at sidefx.com> wrote:
>
> Hi Zoran!
>
> That is good news.
>
> Painting is pretty straightforward if you've done it for regular bone
> weights before -- except, as you noticed, you can't Ctrl+MMB click on
> the bones to select which region to paint. (All painting should be done
> at the OBJ level so that you can see your deformation as you paint.)
>
> There are two ways around this. The first is to use the Region menu in
> the top left hand corner of the viewport when painting. However, this
> gets pretty annoying after a while, especially if you have many regions.
>
> A better alternative is the Region Selector tool. Here is how I usually
> use it:
>
> I bind MMB to the Region Selector and LMB to paint, using the Ctrl+RMB
> menu of the Paint Capture Weights tool at the Object level. I then
> select what colour I'm going to paint by MMB clicking on the surface
> where it shows that colour. That's now the region I'm painting with. I
> then LMB paint the surface with that colour as usual.
>
> Of course, if you're doing a Smooth Final, you don't need to worry about
> selecting what region/colour you're painting with, since it operates
> right on the skin's surface.
>
> (All these instructions also work with bone capture, but this is the
> ONLY way to do it with muscle capture.)
>
> Hope this helps! Let me know if you have other problems/questions.
>
> Joe
>
> zoran arizanovic wrote:
> > Hi
> > Good news
> > I have my biceps deforming nicely and shape is nice and smooth also
> > now I captured geometry of arm-skin with metaballs
> > where should I proceed with painting weights
> > on obj level or in geo-sop?
> > arm skin is deformed but is totally distorted and this ctr-MMB picking
> of
> > bones doesnt seem to work either?
> > there must be some mistake of mine
> > but I am getting closer to result anyway! :)
> > Whats the deal on this character workshop-as I wrote a lot of people
> cant
> > come to LA on a two week notice but I would be more than willing to buy
> > pdf's or movies of these events-was anything like this considered as an
> > option at least?
> > nice hello from Black Forest-Germany
> > Zoran
> >
> > On 8/9/06, zoran arizanovic <zoran.arizanovic at gmail.com> wrote:
> >>
> >> Hi Joe
> >>  yes this was keeping me in place I thought these are three consecutive
> >> cross sections of a muscle lenghtwise!?
> >> Now I am editing its shape more through channel ed. I am slowly getting
> >> there but am still not satisfied with shape...
> >> I will keep you posted how far I get...
> >> regards
> >>
> >> Zoran
> >>
> >> On 8/8/06, Joe Drew <joe at sidefx.com> wrote:
> >> >
> >> > Ah, that is the misunderstanding.
> >> >
> >> > Muscle profiles are channels, so you modify them by scoping the
> channel
> >> > and then modifying the curve inside the channel/graph editor.
> >> >
> >> > As you change the curves inside the channel editor, you'll see your
> >> > muscle's shape change to match it.
> >> >
> >> > The additional profiles just allow you to have extra control over the
> >> > shape of the muscle.
> >> >
> >> > Hope this helps!
> >> >
> >> > Joe
> >> >
> >> > zoran arizanovic wrote:
> >> > > Hi Calin
> >> > > first of all thank you for this amazing support-we have here at
> >> studio
> >> > max,
> >> > > maya, and xsi plus zbrush.....unreal3 editor and none has speedy
> and
> >> > > friendly support like you guys!!!
> >> > > you must be hearing this all the time I suppose but I must say it-
> >> > Houdini
> >> > > support and  community are the best!
> >> > >
> >> > > sorry for being so thick headed here are some of my questions:
> >> > >
> >> > > I have now biceps attached
> >> > > muscle profile 1 is green-referencing something by default-what?and
> >> > why?
> >> > >
> >> > > You said:"Model the muscle the way you want it and then use the
> >> > blend.."
> >> > > what do you mean model with these three profiles or I can model it
> >> > > somewhere
> >> > > outside and bring it in?
> >> > >
> >> > > Does this profile really mean cross section of a muscle on three
> >> > points or
> >> > > just 3 states of overall bulging?
> >> > >
> >> > > thats for now
> >> > > thanks again
> >> > > Zoran
> >> > >
> >> > > On 8/8/06, Calin Casian < calin at sidefx.com> wrote:
> >> > >>
> >> > >> On the muscle profile you have 2 more profiles to choose from.
> Model
> >> > the
> >> > >> muscle the way you want it and then use the blend parm to blend
> >> > between
> >> > >> different shapes using keyframe animation or all sorts of
> >> > expressions,
> >> > >> boneangle for start.
> >> > >>
> >> > >> cheers
> >> > >> calin
> >> > >>
> >> > >>
> >> > >> > Hi Joe
> >> > >> > thanks for reply!
> >> > >> > Yes I am using 8.1 and I have muscle node
> >> > >> > all this additional info will help me for sure
> >> > >> > I have muscle (basic biceps) attached now, what I cant do is set
> >> > nice
> >> > >> > volume
> >> > >> > for it with  additional profiles
> >> > >> > I enabled additional profiles and dont know how to set them so
> >> that
> >> > >> muscle
> >> > >> > shrinks at both ends?
> >> > >> > Zoran
> >> > >> >
> >> > >> > On 8/8/06, Joe Drew <joe at sidefx.com> wrote:
> >> > >> >>
> >> > >> >> zoran arizanovic wrote:
> >> > >> >> > I got muscle setup file from exchange.
> >> > >> >> > I am checking it to see how to set it up on my own.
> >> > >> >> > what would be procedure later for putting skin over it?
> >> > >> >> > since muscles are metaballs there could be something like
> >> magnet
> >> >
> >> > >> >> example
> >> > >> >> in
> >> > >> >> > help.
> >> > >> >>
> >> > >> >> Zoran, are you using Houdini 8.1? It's got the muscle object
> >> > built-in,
> >> > >> >> which is faster than using the asset on the exchange.
> >> > >> >>
> >> > >> >> To use them, you parent the muscle object to a minimum of two
> >> > other
> >> > >> >> objects (usually nulls parented to your bones). Set them all up
> >> > under
> >> > >> >> your skin geometry, then type tab > Capture Geometry. In the
> >> upper
> >> >
> >> > >> >> left-hand corner, you'll see "Capture Type" - change it to
> >> > Metaball
> >> > >> and
> >> > >> >> then select your skin. Select all your muscles as the capturing
> >> > >> muscles.
> >> > >> >>
> >> > >> >> The process is then the same as with bone capture - Paint
> Capture
> >> > >> Layer,
> >> > >> >> etc. The main difference with painting is that you can't Ctrl+
> >> > >> >> middle-click on the muscles to choose them. That's why we added
> >> > the
> >> > >> >> Region Selector option to the Paint Capture Layer tool - you
> can
> >> > just
> >> > >> >> brush on the skin to select a colour (which will be displayed
> in
> >> > the
> >> > >> >> viewport), then paint with it.
> >> > >> >>
> >> > >> >> I should note that we usually turn off the display of muscles
> >> > after
> >> > >> >> they're set up, since displaying the metaballs is very slow.
> >> > Skinning
> >> > >> is
> >> > >> >> quite fast though.
> >> > >> >>
> >> > >> >> Let me know if you have any other questions!
> >> > >> >>
> >> > >> >> Joe
> >> > >> >> _______________________________________________
> >> > >> >> Sidefx-houdini-list mailing list
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> >> > >> >>
> https://lists.sidefx.com:443/mailman/listinfo/sidefx-houdini-list
> >> > >> >>
> >> > >> >
> >> > >> >
> >> > >> >
> >> > >> > --
> >> > >> > Zoran Arizanovic
> >> > >> > http://arizanovic.blogspot.com/
> >> > >> > _______________________________________________
> >> > >> > Sidefx-houdini-list mailing list
> >> > >> > Sidefx-houdini-list at sidefx.com
> >> > >> >
> https://lists.sidefx.com:443/mailman/listinfo/sidefx-houdini-list
> >> > >> >
> >> > >>
> >> > >>
> >> > >> --
> >> > >> C A L I N   C A S I A N
> >> > >> Product Specialist
> >> > >>
> >> > >> Side Effects Sofrware
> >> > >> e-mail: calin at sidefx.com
> >> > >> tel: (416) 5049876
> >> > >>
> >> > >> _______________________________________________
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> >> > >>
> >> > >
> >> > >
> >> > >
> >> >
> >> > _______________________________________________
> >> > Sidefx-houdini-list mailing list
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> >> > https://lists.sidefx.com:443/mailman/listinfo/sidefx-houdini-list
> >> >
> >>
> >>
> >>
> >> --
> >>
> >> Zoran Arizanovic
> >> http://arizanovic.blogspot.com/
> >>
> >
> >
> >
>
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-- 
Zoran Arizanovic
http://arizanovic.blogspot.com/



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