Jeremy, What codec are you using for these videos? I cannot play them on either Windoze (WMP, RealPlayer, or QuickTime) or Linux (RealPlayer)
-- 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/
