Hi pp, Did you try to modify an osgAnimation example and add a osgDB::writeNodeFile of the root node to see if it writes the animation correctly in a osg file ?
Cheers, Cedric -- +33 659 598 614 Cedric Pinson mailto:[email protected] http://www.plopbyte.net On Tue, 2009-10-20 at 08:30 +0200, [email protected] wrote: > Thrall, Bryan wrote: > > [email protected] wrote on Monday, October 19, 2009 3:14 AM: > > > > > >>> The reason you get no update callback in the .osg file is that > >>> osganimationnode uses a custom callback, AnimtkUpdateCallback, that > >>> > > the > > > >>> .osg writer doesn't know about. > >>> > >>> > >>>> From the OpenSceneGraph-Data .osg files that have animation (such as > >>>> > >>> robot.osg), it looks like osgAnimation::BasicAnimationManager is > >>> supported, so you could start with using that instead of > >>> AnimtkUpdateCallback. > >>> > >>> HTH, > >>> > >>> > >> Had the same guess, but did not manage to get it to work. Example Code > >> would be cool, so I could go on from this point, thx. > >> > > > > Unfortunately, I am not familiar with osgAnimation, so I don't really > > know how to create one. I would recommend looking at the contents of > > robot.osg and comparing it to the interface of the osgAnimation classes; > > you could also look at the other osgAnimation examples > > (osganimationsolid seems to use BasicAnimationManager, for example). > > > > I tested that osgAnimation callbacks can be written to files using > > 'osgconv robot.osg robot2.osg' and they seemed to be written to > > robot2.osg just fine. > > > > Sorry I can't help further. > > > Thx you for your affords, but unfortunately that does not solve the problem. > I manage to convert an osg file with callbacks into an osg file with > callbacks as well. > But I can't figure out what's happening underneath the hood, so that I > can not reproduce from scratch. > Unfortunately there is no example which is doing this, only osg files > with callbacks, or executables. > > But this functionality is required to write an osg Exporter with > osgAnimation support. > > Cheers, searching for the Pivot of my Soul, PP !!! > _______________________________________________ > osg-users mailing list > [email protected] > http://lists.openscenegraph.org/listinfo.cgi/osg-users-openscenegraph.org >
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