You probably need to profile to see where you're spending your time. I'm guessing it's the billboard matrix transforms. You might have to write some custom shaders to make it more efficient.
On Mon, Nov 26, 2012 at 8:22 PM, 张现法 <zhang_xia...@tom.com> wrote: > Hi all: > I'm begin to study 3D programming, very glad to join us. I want to > draw a lot of labels like google earth do, as you know i do this with > osg::Text in osg, but i find it is very slowly. Is there anyone can give > some idea about how to do this? > > > > > > _______________________________________________ > osg-users mailing list > osg-users@lists.openscenegraph.org > http://lists.openscenegraph.org/listinfo.cgi/osg-users-openscenegraph.org > > -- Chris 'Xenon' Hanson, omo sanza lettere. xe...@alphapixel.com http://www.alphapixel.com/ Training • Consulting • Contracting 3D • Scene Graphs (Open Scene Graph/OSG) • OpenGL 2 • OpenGL 3 • OpenGL 4 • GLSL • OpenGL ES 1 • OpenGL ES 2 • OpenCL Digital Imaging • GIS • GPS • Telemetry • Cryptography • Digital Audio • LIDAR • Kinect • Embedded • Mobile • iPhone/iPad/iOS • Android @alphapixel <https://twitter.com/alphapixel> facebook.com/alphapixel
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