8

1004 Chapter 9: Sur face Modeling
3. Set a negative Bevel value using the numeric
field or the spinner. This insets the new polygon
created by the extrusion without changi ng its
height.
Chamfer box showing ex truded face
Extru ded face beveled in two different directions
You can extrude and bevel faces by dragging or by
using keyboard/spinner entry.
Ex trude—Click this button, and then drag
vertically on any face to extrude it.
• When over a selected face, the mouse cursor
changes to an Extrude cursor.
• With multiple faces selected, dragging on any
one extrudes all selected faces equally.
• Youcandragotherfacesinturntoextrude
them while the Extr ude button is active. Click
Extrude again or right-click in the active
viewport to end the operation.
Ex trusion—This spinner (to the right of the
Extr ude button) lets you extrude selected faces
outward or inward, depending on whether the
value is positive or negative.
Bevel—Click this button, and then dr ag vertically
on any face to extrude it. Release the mouse
buttonandmovethemouseverticallytobevelthe
extrusion. Click to finish.
• When over a selected face, the mouse cursor
changes to a Bevel cursor.
• With multiple faces selected, dragging on any
one bevels all selected faces equally.
• Youcandragotherfacesinturntobevelthem
while the Bevel button is active. Click Bevel
again or right-click to end the operation.
Outlining—This spinner (to the right of the Bevel
button) lets you sca le selected faces bigger or
smaller, depending on whether the va lue is p ositive
or negative. It is normally used after an extrusion
for beveling the extr uded faces.
Nor mal—With Normal set to Group (the default),
extrusion takes place along the averaged normal
of each contiguous group of faces. If you extrude
multiples of such groups, each group moves along
its own averaged normal. If you set Normal to
Local, extrusion t a kes place along each selected
face’s normal.