AnalyticalGraphicsInc/cesium — pull request #2320 by mramato (2014-12-11 19:52:31+00:00)
Title: Improve EllipsoidGeometryUpdater performance

The fast path for dynamic ellipsoids in the DataSource layer was not checking the value of instance attributes before setting them, leading to a large slowdown in performance. With 170 time-dynamic ellipsoids, this went from 15 fps to 100.