[osg-users] osgQt + OSG 3.6.2 Status

Alberto Luaces aluaces at udc.es
Tue Sep 11 00:56:21 PDT 2018

Mathieu MARACHE writes:

> Back from holidays...
> Community support is thin when considering OpenSceneGraph with Qt. I
> am currenlty the only maintainer of osgQt because I have a software
> using it and I didn't want the project to be tossed out.
> The Qt4 way of doing things with legacy osgQt (that was droped from
> OpenSceneGraph) doesn't fit well with the Qt5 way of doing
> things. Since Qt5.7 there are even incompatibilities (black screens,
> etc.).
> Qt4 support is getting difficult, even debian is dropping Qt4
> (https://wiki.debian.org/Qt4Removal).
> In anticipation I have proposed to drop Qt4 and concentrate only on
> Qt5. Robert only asked to keep the Qt4 version around and make it
> clear which version of osg compiles with which version/branch of
> osgQt.

Dropping Qt4 seems sensible, as almost nobody is going to start learning
Qt from version 4 (Qt downloads point directly to version 5 since long
time ago).  Experienced developers can easily find a tag/branch pointing
to whichever older version they want.

> There is a feature branch (since Feb '18) of the Qt5 way of doing
> things awaiting testing and validation from the community. This is the
> code I use in my application which was crafted by paid support from
> KDab's Mike Krus (from which I had authorization to open source).
> https://github.com/openscenegraph/osgQt/tree/feature/osgQOpenGL

Thanks a lot for this!


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