Hey there,
Great! I will create a better patch as soon as possible. Cheers, Volker > -----Ursprüngliche Nachricht----- > Von: [EMAIL PROTECTED] > [mailto:[EMAIL PROTECTED] Im Auftrag > von Nate Koenig > Gesendet: Donnerstag, 24. Januar 2008 21:53 > An: Gazebo developers > Betreff: Re: [PlayerStage-Gazebo] Physics Abstraction Layer > > Hello, > > PAL sounds like a great idea. We should definitely integrate this into > Gazebo. Thanks for the hard work, and keep me posted. > > -nate > > On Jan 19, 2008 6:56 AM, Jordi <[EMAIL PROTECTED]> wrote: > > > > Really cool the paper you pointed out. > > I wish I could help you with this but versions seem to be meshed up > so I'll > > wait for you. > > I have not yet installed PAL, I'm waiting to make Gazebo PAL aware > (if Nate > > likes it) > > PAL can be really cool to let people try PhysX if interested. > > > > > > > > On Jan 19, 2008 4:57 PM, Volker Darius <[EMAIL PROTECTED]> wrote: > > > > > > > > > > > > > > > Hey Jordi! > > > > > > > > > > > > Ok, I will try to do the update / merge everything next week - I > have an > > important presentation on Friday and need to provide some results for > that > > first. Well.. I do not remember whether I made more changes before or > not - > > there might be a few, you are right. It might also be a slightly > different > > SVN version, I was not really sure that I picked the file with the > last SVN > > update to get the version number. Anyway, these issues will disappear > after > > the merge of course. Do you have PAL running on your system already? > Did you > > change the linkage? ..I did not check that into the SVN as my > solution here > > was really ugly. > > > > > > > > > > > > Btw, there is paper about the comparison of physics engines on the > PAL > > website (http://www.adrianboeing.com/pal/documentation.html --> > > publications). > > > > > > > > > > > > I am not quite sure whether Nate is really happy with this patch / > general > > move, as I did not ask for this corporation on this before. I just > had to do > > it, because we needed another physics engine here and when I asked > for > > general PhysX integration in the list, Nate declined that. > > > > > > > > > > > > Cheers, > > > > > > Volker > > > > > > > > > > > > > > > > > > > > > > > > > > > Von: Jordi [mailto:[EMAIL PROTECTED] > > > Gesendet: Samstag, 19. Januar 2008 08:25 > > > An: Volker Darius > > > Betreff: Re: [PlayerStage-Gazebo] Physics Abstraction Layer > > > > > > > > > > > > > > > > > > > > > > > > I have tried to apply the patch over version 205 with no luck. It > seems > > that some parts of the code were updated before doing the patch and > others > > didn't? The best thing update everything and work out the conflicts. > They > > will be some but would look obvious for you. > > > > > > Anyway, we have to wait for Nate's opinion on PAL but if it goes > in, I > > think we can have installation tutorials for some of the simulator > libraries > > that can be used, and even a comparison of accuracy & speed. So we > can see > > how PhysX compares with other engines. > > > > > > > > > > > > > > > > > > On Jan 18, 2008 6:01 PM, Volker Darius <[EMAIL PROTECTED]> > wrote: > > > > > > > > > > > > > > > Hi there! > > > > > > > > > > > > > > > > > > hehe.. yes, you are right, the patch is not really reviewer- > friendly right > > now. > > > > > > > > > Well.. I tried to merge, but did not trust the merge function as I > wanted > > to see what is merged before it is done, thats why I did it manually. > But > > ok, its not the best way to go, I am sure so.. will try to merge in > the next > > days and send you an modified version. > > > > > > > > > > > > > > > > > > The problem is, that I had to change many many things not directly > > regarding physics ( e.g. load order / position setting..) which > influence > > the physics indirectly. > > > > > > > > > > > > > > > > > > Btw.. PhysX is great [Of coure Gazebo is too ;-)]. So much faster, > so much > > more precise, so cool to just load a mesh from maya and see it > working.. ;-) > > > > > > > > > > > > > > > > > > Cheers > > > > > > > > > Volker > > > > > > > > > > > > ________________________________ > > > > > > > > From: Jordi [mailto:[EMAIL PROTECTED] > > > Sent: Fri 18.01.2008 04:38 > > > To: Gazebo developers; Volker Darius > > > Subject: Re: [PlayerStage-Gazebo] Physics Abstraction Layer > > > > > > > > > > > > > > > > > > > > > > > > > > > It is an impressive patch. I wasn't aware of PAL, I have just taken > a 5 > > minutes look to it but it seems the right way to go for Gazebo, thank > you > > very much. > > > > > > The patch itself as you said is somewhat strange because the > inclusion of > > changes from 206 to current SVN. > > > What you can do to send and smaller ( can be reviewer easily) patch > is > > > > > > 1.- svn up your copy , you surely will get some files marked by C > > (conflict) > > > 2.- manually modify the files. If you have done such an impressive > patch, > > you'll have no problems with that. > > > 3. svn diff > patch_pal > > > > > > That will send only your differences and not everything else. > > > > > > Thank you! > > > > > > > > > On Jan 18, 2008 3:39 AM, Volker Darius < [EMAIL PROTECTED]> > wrote: > > > > > > Hi List, > > > > > > I just provided a patch to integrate the Physics Abstraction Layer > (PAL, > > http://pal.sf.net) into Gazebo. Integration (which I have to admit > might > > cause problems as the SVN version I used is from before christmas) > would > > make it possible to use all the physics engines supported by PAL ( > e.g. > > Ageia PhysX, ODE, Bullet, ..) just by simply switching the name > within the > > XML file. > > > > > > And I can tell you from what I see here that e.g. PhysX is much > faster and > > more accurate, especially when it goes to trimesh collisions and > large > > trimeshes in general. > > > Unfortunately PhysX its closed source (API libraries are provided > for free > > though), but I think by using PAL we would be on a good way to keep > our > > Simulation system as flexible as possible. > > > > > > If you want to give it a try or have questions, feel free to > contact me > > ;-) > > > > > > Cheers, > > > Volker > > > > > > > > > ------------------------------------------------------------------- > ------ > > > This SF.net email is sponsored by: Microsoft > > > Defy all challenges. Microsoft(R) Visual Studio 2008. > > > http://clk.atdmt.com/MRT/go/vse0120000070mrt/direct/01/ > > > _______________________________________________ > > > Playerstage-gazebo mailing list > > > [email protected] > > > https://lists.sourceforge.net/lists/listinfo/playerstage-gazebo > > > > > > > > > > > > > > > -- > > > Jordi Polo Carres > > > Natural language processing laboratory > > > NAIST > > > http://www.bahasara.org > > > > > > > > > > > > > > > > > > > > > > > > -- > > > Jordi Polo Carres > > > Natural language processing laboratory > > > NAIST > > > http://www.bahasara.org > > > > > > > > > > -- > > Jordi Polo Carres > > Natural language processing laboratory > > NAIST > > http://www.bahasara.org > > > > --------------------------------------------------------------------- > ---- > > This SF.net email is sponsored by: Microsoft > > Defy all challenges. Microsoft(R) Visual Studio 2008. > > http://clk.atdmt.com/MRT/go/vse0120000070mrt/direct/01/ > > > > _______________________________________________ > > Playerstage-gazebo mailing list > > [email protected] > > https://lists.sourceforge.net/lists/listinfo/playerstage-gazebo > > > > > > ----------------------------------------------------------------------- > -- > This SF.net email is sponsored by: Microsoft > Defy all challenges. Microsoft(R) Visual Studio 2008. > http://clk.atdmt.com/MRT/go/vse0120000070mrt/direct/01/ > _______________________________________________ > Playerstage-gazebo mailing list > [email protected] > https://lists.sourceforge.net/lists/listinfo/playerstage-gazebo ------------------------------------------------------------------------- This SF.net email is sponsored by: Microsoft Defy all challenges. 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