[\-light] [\-no-light]
[\-wire] [\-no-wire]
[\-texture] [\-no-texture]
-[\-fps] [\-no-fps]
+[\-fps]
.SH DESCRIPTION
The \fIatunnel\fP program draws an animation of a journey in a GL tunnel.
.SH OPTIONS
or the id number (decimal or hex) of a specific visual.
.TP 8
.B \-fps
-Display a running tally of how many frames per second are being rendered.
-In conjunction with \fB\-delay 0\fP, this can be a useful benchmark of
-your GL performance.
+Display the current frame rate, CPU load, and polygon count.
.TP 8
.B \-texture
Show a textured tunnel. This is the default.