oh, wow, they really tricked me with those vids :/ so the interactions on those videos were all faked then? that sucks :(
do you know of anywhere I can see true proof of concepts/working prototypes of that system or similar? (I mean, besides that video of the "segway control system" for SL) Philippe Bossut (Merov Linden) escreveu: > Hi, > > As Philip said, this is the 3DV camera (MS acquired 3DV end of 2008) > and most of those demos have been seen before at Game Developer > Conferences and others since a couple of years now. The best one I've > seen (and experimented myself) was made by Softkinetic > (http://www.softkinetic.net/ > ). Awesome feeling! But that needed pretty careful setting and > calibration. Also note that the videos by MS are *not* demos (i.e. > live effective code) but staged shooting. > > One big issue so far with those systems (especially the 3DV camera > based on TOF technology, something similar to Lidar) is the ambient > noise you get in a real life busy setting. With Lidar in particular > the presence of a reflective surface in the field of view screws up > the reading big time. If your room is a little crowded, getting the > background out is not always easy and mixing several people gets you > into interesting tracking problems... > > Plus, one very interesting and SL specific problem is "rigging": if > you want the movements to be representing yourself (and not just > knocking off stuff on screen), meaningful rigging is pretty hard as > you need to track every joint (relying on FP/IK for untracked joint > like in puppeteering gives weird results... I tried...) and you need > to remap positions to keep the respective positions of end points > correct (just using the quaternions for each joint for instance won't > guarantee that your hands will end up on your head if you take that > position in front of the camera, as small bone length differences > between your skeleton and the avatar's skeleton will translate in > different end positions). Keeping an expressive avatar is actually > harder than just using your body as a joystick in a game (which > expressivity is limited). This is a challenge they won't even try to > stand up for I think (irrelevant for games) but that's very important > for SL (assuming we want full body tracking one day). > > Well, all that to say that, no, "they" haven't beaten us to it yet. > > Cheers, > - Merov > > On Jun 1, 2009, at 8:58 PM, Tigro Spottystripes wrote: > > >> my main use for it probably would be puppetering of the avatar, at >> least >> above waist since I don't like standing up all that much, but I >> imagine >> this can be expanded to many uses, like the example on one of the >> vids, >> driving vehicles without any special controlers, and with a bit of >> cooperation of the coders, this could even help to provide in-world >> animation RECORDING, you would be able to turn your own room into a >> mocap studio with just SL and a little gadget, and you would be able >> to >> get live preview on the very avatar you intend to use the anim on (in >> the cases where a anim is meant for a specific avatar isntead of >> being a >> generic anim) >> >> >> I hope when that thing hits the stores it will cost at most about as >> much as a Wiimote and got a easy way to interface with regular PCs >> (isn't the XBox basicly a PC with some purpose built hardware and it's >> own unique OS partially inspired by Windows and the DirectX tech?) >> >> Maya Remblai escreveu: >> >>> Eh. Yeah it's cool, yeah it's great for games made to use it. Me, >>> though? Ain't no way I could play Phantasy Star Universe, or Katamari >>> Damacy, or MOTHER3 with that. Besides, I'd collapse from exhaustion >>> after about ten seconds anyway. So I don't see the relevance to SL, >>> I'd >>> never use it even if I could afford it. How would it handle flying >>> anyway? ;) >>> >>> Also: >>> >>> Thomas Grimshaw wrote: >>> >>> >>>> But they did beat you to it... >>>> >>>> What's $100 when you're charging $200 a month for a quarter of a >>>> server? >>>> >>>> ~T >>>> >>>> >>>> >>> Ooh, burn. ;P >>> >>> Maya >>> _______________________________________________ >>> Policies and (un)subscribe information available here: >>> http://wiki.secondlife.com/wiki/SLDev >>> Please read the policies before posting to keep unmoderated posting >>> privileges >>> >>> >>> >> _______________________________________________ >> Policies and (un)subscribe information available here: >> http://wiki.secondlife.com/wiki/SLDev >> Please read the policies before posting to keep unmoderated posting >> privileges >> > > _______________________________________________ > Policies and (un)subscribe information available here: > http://wiki.secondlife.com/wiki/SLDev > Please read the policies before posting to keep unmoderated posting privileges > > _______________________________________________ Policies and (un)subscribe information available here: http://wiki.secondlife.com/wiki/SLDev Please read the policies before posting to keep unmoderated posting privileges
