Hi Sonya, if I'm not mistaken Enviro in vtp ( osg based app ) has rubber band implemented
https://code.google.com/p/vtp/ Regards Sergey On Wed, Jul 2, 2014 at 10:19 AM, Sonya Blade <[email protected]> wrote: > Dear All, > > Mainly I have 2 questions, both are to achieve the comprehensive selection > task in OSG. > > #1 - How to draw a rectangle, polygonal, circle, lasso etc.. selection > rubber? > #2 - How to configure OSG to implement that selection defined at the first > step? > > For selection part OSG Beginners book suggest to use > osgUtil::PolytopeIntersector > for regional selection, > but doesn't give any clue on how to draw the rubber or is it comes as an > intrinsic > feature of > sgUtil::PolytopeIntersector when you create it with WINDOW parameter set > on. > > I also studied the osgkeyboardmouse.cpp example, but I couldn't find any > visible difference when I switch > from LineSegmentInteresect to PolytopeIntersector, while I was expecting > to see the HUD window rubber > to be drawn and objects falling into that rectangle to be selected. > > Your guidance will be appreciated! > > Regards, > > > _______________________________________________ > osg-users mailing list > [email protected] > http://lists.openscenegraph.org/listinfo.cgi/osg-users-openscenegraph.org > >
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