Hello,
I have recently upgraded to the 3.1.6 development release of the OSG
library (from 3.1.2) and encountered some behavior changes when
manipulating a model using the Trackball Manipulator (I did derive from
it though and modify some non-mouse related
features).
Compiled by VS2010, running on Windows 7 64-bit.
Basically, when I "throw" (release mouse while dragging) the view using
either the middle mouse button (pan), or the right mouse button (move
towards/away), the model disappears from view entirely, and the
statistics view shows the triangle count as zero. Statically placed HUD
geometry (not usually affected by the manipulator at all) is also culled.
I looked through the Changelog and source code changes a bit, but I feel
like I am searching for a needle in a haystack.
Does anyone know of any changes in the culling logic or Trackball
manipulator that might explain this behavior?
Thanks,
Judson
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