ah! -- it is so obvious once you said it. ;) thanks. t
On Tue, Nov 2, 2010 at 4:34 AM, Robert Osfield <[email protected]>wrote: > Hi Ted, > > A shallow copy will share as much as possible of the data below the > object you are calling clone on. Only a deep copy will force the data > itself to be copied. > > As a general note, you want to avoid duplicating data as much as > possible, so share as much as possible. In you case it might not be > necessary to clone anything and share the whole scene graph between > views. You can use a combination of NodeMask and Camera CullMask > (see osg::CullSetting from which osg::Camera is derived), to enable > each view to just see a portion of the scene. > > Robert. > > On Mon, Nov 1, 2010 at 9:34 PM, Ted Morris <[email protected]> wrote: > > Hi, > > > > I am cloning a scenegraph for a 2nd viewer for osgCompositeView. > Everytime I setNodeMask(0x0) to some objects that is part of the cloned node > the objects in the original disappears as well, unless it is a > CopyOp::DEEP_COPY_ALL. The problem with using DEEP_COPY_ALL is that it > makes the UpdateCallback process a mess-- since I then have to contrive > other mechanisms to tie in the existing, callbacks for objects in the > original scene with the 'secondary' view's cloned scene graph. > > > > Or, I have to end up walking the scenegraph tree, and doing appropriate > clone level flags, one by one?? > > > > Thanks to all in advance! > > > > > > Ted > > > > ------------------ > > Read this topic online here: > > http://forum.openscenegraph.org/viewtopic.php?p=33279#33279 > > > > > > > > > > > > _______________________________________________ > > 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 >
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