in degrees per frame. The speeds should be set to relatively small
values, e.g., less than 4 in magnitude.
.TP 8
-.B \-speed-xw \fIfloat\fP
+.B \-speed-wx \fIfloat\fP
Rotation speed around the wx plane (default: 1.1).
.TP 8
-.B \-speed-xy \fIfloat\fP
+.B \-speed-wy \fIfloat\fP
Rotation speed around the wy plane (default: 1.3).
.TP 8
.B \-speed-wz \fIfloat\fP
.TP 8
.B \-speed-yz \fIfloat\fP
Rotation speed around the yz plane (default: 2.1).
+.TP 8
+.B \-fps
+Display the current frame rate, CPU load, and polygon count.
.SH INTERACTION
If you run this program in standalone mode you can rotate the
hypertorus by dragging the mouse while pressing the left mouse button.