정의값
NTooltip|MOUSE_MOVE_DISTANCE_TO_UPDATE_TOOLTIP_POSITION
The following two values control if the tooltip position is updated due to mouse movement. If the current mouse position is at least DISTANCE pixels away from the earlier mouse position from DURATION seconds in the past, then the tooltip position will be updated.
정의loading_screen/common/defines/jomini/00_tooltips.txt:10
10.0f;