Thanks Robert, Sunil. On Wed, Jun 23, 2010 at 2:24 PM, Robert Osfield <[email protected]>wrote:
> Hi Sunil, > > I am not at all surprised that performacne is slow. What you are > doing is the best way possible to destroy performance - killing CPU > and GPU efficiency at the same, well done :-) > > The right way to do what you want is to implement a custom picking > route, that enables you to pick the points you want in the they way > you want. You should be able to build an osg::KdTree to help you, > have a look at the exisiting implementation for line intersection > (osgUtil::LineSegmentIntersection/osgUtil::IntersectionVisitor/osg::KdTree) > for inspiration. > > Robert. > > On Wed, Jun 23, 2010 at 9:49 AM, Sunil S Nandihalli > <[email protected]> wrote: > > Hello everybody, > > I have a large number of points to be displayed ..(about 200,000) .. I > want > > to be able to pick each one of them. I have made each point a seperate > geode > > ..The rendering is very slow. Possibly if I place all of them in a single > > geometry/drawable it could improve the performance.. but then I don't > know > > how to enable picking of each and every point (via mouse) .. I was > wondering > > if any of you had any solution to this problem. > > Thanks in advance > > Sunil. > > _______________________________________________ > > osg-users mailing list > > [email protected] > > > http://lists.openscenegraph.org/listinfo.cgi/osg-users-openscenegraph.org > > > > > _______________________________________________ > osg-users mailing list > [email protected] > http://lists.openscenegraph.org/listinfo.cgi/osg-users-openscenegraph.org >
_______________________________________________ osg-users mailing list [email protected] http://lists.openscenegraph.org/listinfo.cgi/osg-users-openscenegraph.org
