On Tue, 2007-06-19 at 11:28 -0500, Decarlo, Thomas R. (LARC-B702)[NCI INFORMATION SYSTEMS] wrote: > Jeremy, > What codec are you using for these videos? I cannot play them on either > Windoze (WMP, RealPlayer, or QuickTime) or Linux (RealPlayer) >
There are also .WMV files now on the same site... > -- > Thom DeCarlo > ----------------------------------------------------- > Never Underestimate the Power of > Stupid People in Large Vehicles > > > -----Original Message----- > From: [EMAIL PROTECTED] > [mailto:[EMAIL PROTECTED] On Behalf Of Jeremy L. > Moles > Sent: Tuesday, June 19, 2007 11:35 AM > To: osg users > Subject: Re: [osg-users] Generating Interest :) > > On Tue, 2007-06-19 at 11:31 -0400, Jeremy L. Moles wrote: > > On Tue, 2007-06-19 at 17:13 +0200, Stephan Maximilian Huber wrote: > > > Hi Jeremy, > > > > > > the video looks very nice. I am also investigating cairo and osg ( I > > > need to import SVG files for a new application) and it works ok. > > > Jeremy L. Moles schrieb: > > > > - The window "borders" are drawn using Cairo (so that they're nice > and > > > > round and antialiased). They can be scaled to any size without > loss in > > > > clarity (but suffer from the fact when drawn, they don't perfectly > blend > > > > to the most discerning eye because they're actually rendered on a > full > > > > transparent surface and not on top of the actual OpenGL > scene/color > > > > buffer). > > > > > > > If I understand you correctly, then you can fix this very simple: > > > Cairo uses premultiplied alpha, if you change your blendfunc, your > > > alpha should be ok again. > > > > > > geode->getOrCreateStateSet()->setAttributeAndModes(new > > > osg::BlendFunc(osg::BlendFunc::ONE, > > > osg::BlendFunc::ONE_MINUS_SRC_ALPHA)); > > > > Wow, that made a huge difference. :) I'm tempted to make another video > > just to show the amazing difference in quality... > > Okay, yeah, couldn't resist: > > Original (bland): http://cherustone.com/osgHUD.avi > New (bright!): http://cherustone.com/osgHUD2.avi > > > Out of curiosity, is your code public? I'm curious to see how someone > > else integrated Cairo and OSG. You can find my implementation > (osgCairo) > > here: > > > > svn co http://svn.const.lugatgt.org/osgCairo/trunk > > > > Are you somehow directly using the main OpenGL color buffer as your > > surface (is this even possible?) Are you drawing on individual > textures > > (also Cairo surfaces) similar to me? > > > > Perhaps I can steal all your good ideas and we could call it > > "collaboration!?" :) *grin* > > > > > here's my demo-screenshot ;-) > > > > > > cheers, > > > Stephan > > > > > > > > > > > > > > > _______________________________________________ > > > 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/ > _______________________________________________ osg-users mailing list [email protected] http://openscenegraph.net/mailman/listinfo/osg-users http://www.openscenegraph.org/
