please. we did this so long back ;)
I love rubik.
go ahead, animate and be happy.
http://217.160.138.15/helge/rubik.jpg
http://217.160.138.15/helge/rubik.mov
http://217.160.138.15/helge/rubik.emdl
the only limitation of this baby is that each animation step has to be a multiple of exact 90 degrees.
well - I guess that's kind of obvious.
-----Original Message-----
From: owner-xsi(at)Softimage.COM [mailto:owner-xsi(at)Softimage.COM] On Behalf Of kim aldis
Sent: Wednesday, October 31, 2007 12:45 PM
To: XSI(at)Softimage.COM
Subject: RE: rubik's cube
Probably mostly because it begs for local rotation and this is one of the few cases where you can't really apply to 2 axis only rule. Have you tried doing the 3 cascaded null thing, one null for each axis. I'd use nulls anyway, rather than freezing. More flexibility.
> -----Original Message-----
> From: owner-xsi(at)Softimage.COM [mailto:owner-xsi(at)Softimage.COM] On
> Behalf Of pingo van der brinkloev
> Sent: 31 October 2007 16:33
> To: XSI(at)Softimage.COM
> Subject: Re: rubik's cube
>
> That's pretty much about right... to be certain it took only one more
> turn on my test for it to freak out. Got it going 6 rounds though!...
> also seemed to easy...
>
> beer's on me!
>
> pingo
>
> On 31/10/2007, at 16.11, André Adam wrote:
>
> > Be careful, that should pretty much immediately get you into gimbal
> > lock trouble.
> >
> > -André
> >
> >
> > pingo van der brinkloev wrote:
> >> ok I got a really easy solution.
> >>
> >> Make 9 boxes and distribute them 3x3x3 (the cube)
> >>
> >> select all the cubes and center their center in 0,0,0
> >>
> >> Now you can select sides and rotate them and it works like it
> should.
> >>
> >> Just remember to flatten the animation keys.
> >>
> >> cheers!
> >>
> >> pingo
> >>
> >> On 31/10/2007, at 14.47, Adam Seeley wrote:
> >>
> >>> Oop, went too soon,
> >>>
> >>> How about .... lattices that cover each of the 6 sides, which are
> >>> then applied during each rotation, frozen and removed after the
> >>> animation?
> >>>
> >>> Again, not very interactive or scrubbable.
> >>>
> >>> Adam.
> >>>
> >>>> -----Original Message-----
> >>>> From: owner-xsi(at)Softimage.COM
> >>>> [mailto:owner-xsi(at)Softimage.COM] On Behalf Of Adam Seeley
> >>>> Sent: 31 October 2007 13:38
> >>>> To: XSI(at)Softimage.COM
> >>>> Subject: RE: rubik's cube
> >>>>
> >>>> How about
> >>>>
> >>>>> -----Original Message-----
> >>>>> From: owner-xsi(at)Softimage.COM
> >>>>> [mailto:owner-xsi(at)Softimage.COM] On Behalf Of Oz Adi
> >>>>> Sent: 31 October 2007 13:35
> >>>>> To: XSI(at)Softimage.COM
> >>>>> Subject: Re: rubik's cube
> >>>>>
> >>>>> thanks guys, for the info.
> >>>>>
> >>>>> I've already tried the freeze transforms idea, and it does
> >>>> work, the
> >>>>> only thing that bothers me is, when the client want to change
> some
> >>>>> animation, it should be a nightmare (I need to do a 25-30
> >>>> sec one shot
> >>>>> animation)
> >>>>>
> >>>>> To try and improve this method,
> >>>>> I am thinking of having a square curve near each of the
> >>>> cube's side,
> >>>>> and a ppg with 6 boolean switches, each switch for each
> >>>> sqaure curve,
> >>>>> as the animator, it's my responsibility to make sure, only
> >>>> one switch
> >>>>> can be on in a given time.
> >>>>> Then have a scop on each little cube, to check which switch
> >>>> in on, and
> >>>>> rotate with it's corresponding square curve this is of course,
> >>>>> some kind of a "simulation", meaning I cannot scrub the
> >>>> timeline, because
> >>>>> the little cubes has no keyframes.
> >>>>> image: http://www.ozadi.com/pix/rubiks.jpg
> >>>>> but maybe after the animation is approved I can plot their
> >>>> transfomrs.
> >>>>>
> >>>>> what do you think?
> >>>>>
> >>>>>
> >>>>>
> >>>>>
> >>>>>
> >>>>> Joe Laffey wrote:
> >>>>>> On Wed, 31 Oct 2007, kim aldis wrote:
> >>>>>>
> >>>>>>> You can pull them apart easily enough if you want to see
> >>>> how they
> >>>>>>> work. Peel the colours off and you'll see the screws
> >>>> that hold it
> >>>>>>> together.
> >>>>>>
> >>>>>>
> >>>>>> No need to remove screws to take the Rubik's apart. Just
> >>>>> turn one side
> >>>>>> 45 degrees, and then either stick a flathead screwdriver, or
> your
> >>>>>> thumb under the middle cube of the row and lift.
> >>>>>>
> >>>>>>
> >>>>>> I am sure there is Google/YouTube reference for this.
> >>>>>>
> >>>>>> --
> >>>>>> Joe Laffey | Visual Effects for Film
> >>>> and Video
> >>>>>> LAFFEY Computer Imaging |
> >>>>> -------------------------------------
> >>>>>> St. Louis, MO | Show Reel
> >>>> http://LAFFEY.tv/?e07635
> >>>>>> USA |
> >>>>> -------------------------------------
> >>>>>> . | -*- Digital Fusion Plugins -
> *-
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