Animation Ghosting 2004-04-23 - By Stefan Andersson
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It is actually kinda cool to setup a rigid body simulation and see where
everything will fall without even pressing "play". So you can adjust the
positioning and get the objects to fall exactly where you want them :)
/stefan
Will Mendez wrote:
> You can Ghost just about anything Hair, Cloth, Softbodies, etc
>
> /Will
>
>
>
>
> -- --Original Message-- --
> *From:* owner-xsi@(protected) [mailto:owner-xsi@(protected)]*On
> Behalf Of *Guy Rabiller
> *Posted At:* Friday, April 23, 2004 3:31 PM
> *Posted To:* xsi
> *Conversation:* Animation Ghosting
> *Subject:* Re: Animation Ghosting
>
> You can Ghost Particles too :-]
> --
> guy rabiller | 3d technical director @ LaMaison
>
>
>
> -- -- Original Message -- --
> *From:* Bradley Gabe <mailto:bgabe@(protected)>
> *To:* XSI@(protected) <mailto:XSI@(protected)>
> *Sent:* Friday, April 23, 2004 9:19 PM
> *Subject:* Re: Animation Ghosting
>
> Ghosting in XSI 4.0 is very powerful and incredibly versatile.
> It's both a camera option and a per object option.
>
> Camera Settings:
> - You can choose which cameras show ghosting and how they
> display per camera.
> - Each camera can have a unique setting for ghosting colors,
> trail length, and fading effects.
> - Each camera can have a unique setting for whether to show per
> frame ghosting, ghosting keyframes, or both.
>
> Per Object Settings:
> - Ghosting per object is treated as a visibility property,
> alongside view and render visibility.
> - Each object's ghost can have a unique graphical representation:
> -Object (Ghosts the entire object geometry)
> -Point (Ghosts just a position marker, no rot info)
> -Pose (Ghosts the object's center)
> -Velocity (Ghosts a vector representation of the change in
> velocity over time. This one is incredibly powerful for checking
> animation smoothness!)
> -Trail (Creates a curve path the ghosted object is traveling on)
>
> There are so many options, and it's tied into the architecture
> at a very core level, so a lot of really cool tricks are out
> there just waiting to be discovered.
>
> As has already been mentioned, someone figured out that you
> could turn on ghosting on objects that are being run through
> Rigid Body Dynamics. Depending on the complexity of the sim and
> the number of objects involved, you can use ghosting to show a
> realtime preview of how the simulation will turn out! Here's an
> example of what you can do with this:
>
> Ghost your RBD object well into the future, then open up the
> various RBD properties. In realtime, you can tweak the
> elasticity and friction parameters and see the sim path of your
> object update the size of its bounces!
>
> You could add wind, turbulence, tweak gravity, etc... all in
> real time in order to adjust the results of the simulations.
>
> No more tweaking values and running sims 100 times until your
> ball makes it through the hoop. Ghost it into the future, then
> adjust your sliders until the ghost shows the ball going where
> you want it to.
>
> -Brad
>
>> That's fantastic, cheers for the info, it certainly a feature
>> that many of our students (especially from a traditional
>> animation background) have been crying out for! Does it work
>> as a script, an animation mixer option or an operator on the
>> characters mesh?
>>
>> Saf Efstathiou
>>
>> NCCA Demonstrator
>>
>> sefstathiou@(protected)
>> <mailto:sefstathiou@(protected)>
>>
>> www.onionboy.co.uk <http://www.onionboy.co.uk>
>>
>> -- --Original Message-- --
>> *From:* Robert Moodie [mailto:robertm@(protected)]
>> *Sent**:* 23 April 2004 16:52
>> *To:* XSI@(protected)
>> *Subject:* Re: Animation Ghosting
>>
>> Yes, and it is tight!
>>
>> I went through it with 1 of our animators and there was
>> nothing that he wanted to see that wasn't there - including
>> IK/FK ghosting
>>
>> There was a great trick discovered by someone on the beta
>> programme were animation ghosting allowed you to see the
>> ghosting for a rigid body simulation :-)
>>
>> -- -- Original Message -- --
>>
>> *From:* Sofronis Efstathiou
>> <mailto:sefstathiou@(protected)>
>>
>> *To:* XSI@(protected) <mailto:XSI@(protected)>
>>
>> *Sent:* Friday, April 23, 2004 10:56 AM
>>
>> *Subject:* Animation Ghosting
>>
>> Hello,
>>
>> Can anyone verify whether ghosting/onion skinning is
>> available in XSI 4?
>>
>> If not, can anyone recommend a method for ghosting
>> animation of a character, who's meshes have been enveloped
>> to a rig.
>>
>> Cheers!!!
>>
>> Saf Efstathiou
>>
>> NCCA Demonstrator
>>
>> Saf Efstathiou
>>
>> NCCA Demonstrator
>>
>> sefstathiou@(protected)
>> <mailto:sefstathiou@(protected)>
>>
>> www.onionboy.co.uk <http://www.onionboy.co.uk>
>>
>
> --
> Bradley R. Gabe
> Industrial Light & Magic
>
--
Stefan Andersson
Freelancing Pixel Abuser
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