Robert, Yes you are correct that I was not clearly asking the correct questions. I apologize for that. My understanding of osg, opengl, and scene graphs is currently under development :). I appreciate your tolerance of this, and I'll say again that You Da Man.
Thank you truly, John -----Original Message----- From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of Robert Osfield Sent: Monday, July 31, 2006 9:15 AM To: osg users Subject: Re: [osg-users] Question about adding elements to the scene graph Hi John, You could determin if something is draw via a cull or draw callback, however, this is quite a different thing that what you seemed to be originally asking for. Robert. On 7/31/06, Argentieri, John-P63223 <[EMAIL PROTECTED]> wrote: > Hi Robert. > > I have an object that is behind an osg::Switch. The switch will > normally be set to all children off. When I turn it on I want to get a > callback once a child is drawn. For right now, the child that I am > interested in is a osg::Text drawable, so I can use the callbacks > associated with drawables. I have been looking at the osgcallback > example. Do I want to use a draw callback, update callback, cull > callback, or what? I just want to ensure that the object behind the > switch actually gets drawn to the screen before I execute the next line of code. You da man. > > Thanks, > John > > -----Original Message----- > From: [EMAIL PROTECTED] > [mailto:[EMAIL PROTECTED] On Behalf Of Robert > Osfield > Sent: Monday, July 31, 2006 8:39 AM > To: osg users > Subject: Re: [osg-users] Question about adding elements to the scene > graph > > On 7/31/06, Argentieri, John-P63223 <[EMAIL PROTECTED]> wrote: > > I want to be able to add an element that is a simple heads up > > display with some information on it just before performing a > > database load. I can add it just fine, but the problem is, it does > > not get rendered until after the database is loaded. Is there a way > > for me to force the > > > code to wait until a recently added object is actually rendered? > > This all is down to your application, its totally under you control > when add elements to the scene and when you render the scene. It > that you are using osgviewer and expecting it to behave you want? > _______________________________________________ > osg-users mailing list > [email protected] > http://openscenegraph.net/mailman/listinfo/osg-users > http://www.openscenegraph.org/ > _______________________________________________ > osg-users mailing list > [email protected] > http://openscenegraph.net/mailman/listinfo/osg-users > http://www.openscenegraph.org/ > _______________________________________________ osg-users mailing list [email protected] http://openscenegraph.net/mailman/listinfo/osg-users http://www.openscenegraph.org/ _______________________________________________ osg-users mailing list [email protected] http://openscenegraph.net/mailman/listinfo/osg-users http://www.openscenegraph.org/
