Read this - it might help: http://forum.osgearth.org/solved-black-screen-with-drape-mode-in-a-QOpenGLWidget-td7592420.html#a7592421
Glenn Waldron / osgEarth On Mon, Sep 16, 2019 at 2:03 PM Wouter Roos <rooswou...@gmail.com> wrote: > Hi all, > I'm really struggling with getting RTT to work under the latest version of > osgQt and using osgQOpenGL. I am aware of the discussion around adding the > setDrawBuffer(GL_BACK) and setReadBuffer(GL_BACK) to the camera for double > buffered contexts, but no matter what settings I set for the window and > QSurface, the screen remains empty. I am using the original osgPrerender > example for testing. The same works fine with the previous version (the one > that was updated to incorporate the camera buffer changes) of osgQt, which > uses GraphicsWindowQt. > Given the state of the current master of osgQt and the problems compiling > and running it to begin with; is anybody using the osgQOpenGL at the > moment? Is it working with a render to texture camera? > > Kind regards, > > Wouter > > ------------------ > Read this topic online here: > http://forum.openscenegraph.org/viewtopic.php?p=76682#76682 > > > > > > _______________________________________________ > osg-users mailing list > osg-users@lists.openscenegraph.org > http://lists.openscenegraph.org/listinfo.cgi/osg-users-openscenegraph.org >
_______________________________________________ osg-users mailing list osg-users@lists.openscenegraph.org http://lists.openscenegraph.org/listinfo.cgi/osg-users-openscenegraph.org