Adding, Removing, and Modifying Polygons

The Selection section of the Group Editor contains three menus that allow you to add or remove polygons to the currently selected group.

• Selection Mode (6): Click the icon to display a menu that allows you to choose one of the following selection modes:
  • Marquee: Allows you to add to or remove from the currently selected group by drawing a rectangle around the polygons that you want to include or exclude.
  • Draw: Allows you to add or remove from the currently selected group by drawing over the polygons that you want to include or exclude
• Select mode button (7): Click the Select button to enable polygon selection, and then click within the current object to add polygons to the current group.
• Deselect mode button (8): Click the Deselect button to enable polygon deselection, and then click within the current object to remove polygons from the current group.

The Selection section of the Group Editor.

• Add menu (9): Expand the Add menu to add polygons to the currently selected group, using one of four different modes:
  • All: Adds all polygons in the currently selected group.
  • Group: Allows you to add polygons by group name.
  • Material: Allows you to add polygons by material name.
  • Mirror: Allows you to mirror selected polygons along the X, Y, or Z axis to the opposite side of the model.
• Remove menu (10): Expand the Remove menu to remove polygons from the currently selected group, using one of four different modes:
  • All: Removes all polygons in the currently selected group.
  • Group: Allows you to remove polygons by group name.
  • Material: Allows you to remove polygons by material name.
  • Mirror: Allows you to mirror deselected polygons along the X, Y, or Z axis to the opposite side of the model.
• Modify menu (11): Expand the Modify menu to add or remove from the selection using one of the following methods:
  • Invert: Inverts the polygons that are assigned to the selected group, so that unselected polygons become selected, and selected polygons become unselected.
  • Grow: Expands the selection by one polygon around all its edges. You can also use the plus sign on your keyboard [ + ] to grow the selection.
  • Shrink: Reduces the selection by one polygon around all its edges. You can also use the minus sign on your keyboard [ - ] to shrink the selection.
  • Grow (Edge Loop): After selecting two or more polygons in a loop, click the Grow button or use the right parenthesis shortcut [ ) ] to expand the selection by one along both ends of the same loop.
  • Shrink (Edge Loop): Click the Shrink button or use the left parenthesis shortcut [ ( ] to shrink the selection by one along both ends of the same loop.
  • Mirror: Mirrors the selection on one side of the model to the other side, along the X, Y, or Z axis.