Issue I17 [gui,feature,medium,probablyresolved] Prevent display flicker with double buffering. Noted by dennisc and also theo-20060919. Description: > If Drawing Quaility factor is high (e.g. 9) and/or a large # of > trajectories are plotted, and you move another application window > such that it overlaps the SIMION window, then SIMION takes time to > redraw the trajectories etc. once the overlapping window is moved > out of the way. Likewise when printing. Affects 7.0. Resolved in 80beta13.