
Figure 1 Patch Set dialog box
•Color: Selects a color to the patch set.
•Add/Remove: Selects patches to add or remove for a patch set.
•Add/Remove (Continuous): Selects a patch to add or remove for a patch set. RecurDyn/FFlex determines continuity of patches by Tolerance.
•Tolerance (Degree): Defines an angle tolerance to check patch continuity.
•Check Reverse Direction: If this option is checked, patches are selected regardless to direction of patches in the angle tolerance.
•Add/Remove (Select Front): Selects patches in front of the view direction to add or remove for a patch set.
•Add (Node Set): Selects a node set to add for a patch set. The patch set is defined patches of the selected node set.
•Tolerance: Defines the tolerance to determine continuity of patches.
•Preview Normal: Previews the normal direction of the patch set.
•Normal Adjust: Adjusts the normal direction of the patch set.
•Automatic
o Auto Adjust: Adjusts the normal direction of the patch set automatically.
o Switch: Switches from the normal direction of the patch set to the opposite direction.
•Manual
o Select Target: Selects the targeted patch set manually.
o Switch: Switches from the normal direction of the targeted patch set to the opposite direction.

Figure 2 Using Select Target in Manual
•No. of Patch: Shows the number of patches included in the patch set.