[osg-users] VPB and OSG Version

2009-11-02 Thread Kim Bale
Hello all, Forgive me if this a rather naive question, but is the output from osgDEM dependant on the version of osg vpb was built against. i.e. will my terrain db built with vpb 0.9.10 and osg 2.8.2 work with other versions? (It's very cool btw, I've not played with paged terrains before) Cheer

Re: [osg-users] VPB and OSG Version

2009-11-02 Thread Chris 'Xenon' Hanson
Kim Bale wrote: > Forgive me if this a rather naive question, but is the output from > osgDEM dependant on the version of osg vpb was built against. i.e. > will my terrain db built with vpb 0.9.10 and osg 2.8.2 work with other > versions? .osg files are forward compatible and in limited cases ba

Re: [osg-users] VPB and OSG Version

2009-11-03 Thread Jean-Sébastien Guay
Hi Kim, Chris, .osg files are forward compatible and in limited cases backward compatible (as long as the older OSG has all the necessary feature support). And that's the catch really, some VPB versions introduced usage of some new features that were added to OSG at that moment, for exampl

Re: [osg-users] VPB and OSG Version

2009-11-03 Thread Chris 'Xenon' Hanson
Jean-Sébastien Guay wrote: >> .ive files ar coded with the file version they are built by, and >> will not be loaded by >> any other version of OSG. > Shouldn't that be "any *older* version"? Because .ive files created with > OSG version X should be readable with OSG version Y if Y >= X. It's jus

Re: [osg-users] VPB and OSG Version

2009-11-03 Thread Kim Bale
Chris, J-S, Cheers chaps, far more detail that I was expecting! K. 2009/11/3 Jean-Sébastien Guay : > Hi Kim, Chris, > >>  .osg files are forward compatible and in limited cases backward >> compatible (as long as >> the older OSG has all the necessary feature support). > > And that's the catch

Re: [osg-users] VPB and OSG Version

2009-11-03 Thread Jean-Sébastien Guay
Hi Chris, Shouldn't that be "any *older* version"? Because .ive files created with OSG version X should be readable with OSG version Y if Y >= X. It's just the opposite which isn't true. I don't remember. Are IVEs forward-compatible or not? I had some reason to think they were not. Yes, I