Reduced the RTT texture size to 256x256 to make setup quicker
Reduced the RTT texture size to 256x256 to make setup quicker


stmh/osg,omega-hub/osg,XiaoCC/osg,XiaoCC/osg,ntoand/osg,omega-hub/osg,stmh/osg,stmh/osg,artoolkit/osg,ntoand/osg,koshman86/osg,artoolkit/osg,koshman86/osg,ghub/osg,XiaoCC/osg,ghub/osg,artoolkit/osg,XiaoCC/osg,ntoand/osg,stmh/osg,stmh/osg,ntoand/osg,ghub/osg,koshman86/osg,koshman86/osg,artoolkit/osg,omega-hub/osg,ghub/osg,XiaoCC/osg,omega-hub/osg