The user can display the contour result of specific flexible bodies during playing an animation. Also, a reference node or a reference marker can be defined to calculate displacement.
•In order to control flexible body display, check on Sel.
•In order to define a reference node or a reference marker, select a node in the flexible body or a marker.

Figure 1 Set the View / Reference Node / Reference Marker in Contour dialog

Figure 2 Reference Node or Reference Marker of displacement