Hi Robert, 2013/3/14 Robert Osfield <[email protected]>
> Hi Olivier, > > > On 13 March 2013 18:44, Olivier Tournaire <[email protected]> wrote: > > However, having a detailed look at the original data, I saw that (A > PagedLOD > > has always a single Geode with a single Drawable): > > * PagedLOD center/radius is not the same as the Geode bound center/radius > > The PageLOD's coordinate frame is in world coordinates while the leaf > nodes that sit below the MatrixTransform are in local coordinates so > one should expect the values of the bounding volume and center/radius > to be different. > OK, but in the original data, there is no MatrixTransform between the PagedLOD and the Geode. So, do not understand why center/radius are different. > > > In the current version of my code, I set the PagedLOD center as the new > > center computed from the coordinate transform, and set its radius > according > > to the Geode bound radius after conversion. I tried, to update the > PagedLOD > > raidus keeping the initial ratio, but the problem is still there. > > However, this might also be related to the PagedLOD center. Do you have > any > > idea on how to update its value, taking into account the new and old > Geode > > centers, the old PagedLOD center? > > The answer is above, the PagedLOD should be set up in world > coordinates not local coordinates. > > Robert. > _______________________________________________ > osg-users mailing list > [email protected] > http://lists.openscenegraph.org/listinfo.cgi/osg-users-openscenegraph.org >
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