thanks, this helped. the nested makes perfect sense.. i'm on track again,
once again thanks, peter On Mon, Nov 3, 2008 at 3:06 PM, Lionel Lagarde <[EMAIL PROTECTED]>wrote: > Hi Peter, > > Peter Wraae Marino wrote: > > Hi Users, > > trying to clarify some specs on the renderbin, perhaps someone could help: > > what I'm assuming: > -there are two default renderbins created at startup "RenderBin" and > "DepthSortedBin" > -"DepthSortedBin" is always render after "RenderBin" > -"DepthSortedBin" sorts objects from back to front > -higher renderbin number means rendering is done later > -renderbins are sorted by states > > what I'm asking: > -if an object has a parent osg::Group that has been set to "RenderBin" with > a value of 10 and the object itself uses > "RenderBin" with a value of 20 then which is used? > > > RenderBins are nested. If a node has a bin number different from the > current render bin (or its StateSet render bin mode is set > to override), a new render bin is created and is added to the current > render bin. It become the current render bin. > > So, if a node has a bin number of 20 and it is different from the current > bin number, a render bin 20 is added to the current > render bin. > > -an .osg file can have renderbin values too? so if I load an .osg file > and set it to have "RenderBin" 10 do I override the renderbin values > in the file? or are they pushed relative to my given value 10? sometimes > the .osg file consist of many renderbin values. > > > An osg file can contain render bin values. If you load an osg file and set > the render bin number of the root node to 10, you don't > override the render bin numbers of the nodes (or just the render bin number > of the root node). Because render bins are nested > during the scene culling, it will force the cull visitor to create a > specific render bin for the whole sub-graph. > > -- > Regards, > Peter Wraae Marino > > www.osghelp.com - OpenSceneGraph support site > > ------------------------------ > > _______________________________________________ > osg-users mailing [EMAIL > PROTECTED]://lists.openscenegraph.org/listinfo.cgi/osg-users-openscenegraph.org > > > _______________________________________________ > osg-users mailing list > osg-users@lists.openscenegraph.org > http://lists.openscenegraph.org/listinfo.cgi/osg-users-openscenegraph.org > > -- Regards, Peter Wraae Marino www.osghelp.com - OpenSceneGraph support site
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