> Date: Fri, 16 Jun 2006 09:48:59 +0100 > From: "Robert Osfield" <[EMAIL PROTECTED]> > Subject: Re: [osg-users] Re: OSG in a subregion of a window? > To: "osg users" <[email protected]> > Message-ID: > <[EMAIL PROTECTED]> > Content-Type: text/plain; charset=ISO-8859-1; format=flowed > > Hi Stephen, > > On 6/15/06, Stephen H. Westin <[EMAIL PROTECTED]> wrote: > > I think I finally have this sorted out. The key, at least for me, is > > that OpenSceneGraph doesn't really know where it's drawing: by default, > > it just takes the current OpenGL context and goes with it. So my code > > got a lot simpler. I did find it useful to isolate OSG with push/pop > > attributes and matrices:
<snip> > I'm curious, this should just be isolating the context from parts of > the state that the OSG will change during its draw, it won't actually > affect what the OSG does itself, it won't change where it draws too. > > Is it that you have other OpenGL code that is being affected by the OSG? > > Robert. Yes, that's exactly why I did this. In particular, we put a title at the top left corner of the viewport. Since it is drawn *after* calling osgUtil::SceneView::draw(), it tended to show up in strange locations, or not at all. But things are happy now. Stephen H. Westin Animusic, LLC _______________________________________________ osg-users mailing list [email protected] http://openscenegraph.net/mailman/listinfo/osg-users http://www.openscenegraph.org/
