Thanks for you advise.I'll do this after study the GLSL.
在2012-11-27，xenon发给您的邮件内容如下 ------------------------------------------------------------------------------ From: "Chris Hanson" To: "OpenSceneGraph Users" Date: 2012-11-27 12:02:04 Subject: 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, 寮���版�� <[email protected]> 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 [email protected] http://lists.openscenegraph.org/listinfo.cgi/osg-users-openscenegraph.org -- Chris 'Xenon' Hanson, omo sanza lettere. [email protected] http://www.alphapixel.com/ Training ��� Consulting ��� Contracting3D ��� 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 facebook.com/alphapixel��
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