rocks - animation of flying through an asteroid field
.SH SYNOPSIS
.B rocks
-[\-display \fIhost:display.screen\fP] [\-foreground \fIcolor\fP] [\-background \fIcolor\fP] [\-window] [\-root] [\-install] [\-visual \fIvisual\fP] [\-count \fIinteger\fP] [\-delay \fIusecs\fP] [\-speed \fIinteger\fP] [\-norotate]
+[\-display \fIhost:display.screen\fP] [\-foreground \fIcolor\fP] [\-background \fIcolor\fP] [\-window] [\-root] [\-mono] [\-ncolors \fIn\fP] [\-install] [\-visual \fIvisual\fP] [\-count \fIinteger\fP] [\-delay \fIusecs\fP] [\-speed \fIinteger\fP] [\-norotate] [\-nomove] [\-3d]
+[\-fps]
.SH DESCRIPTION
The \fIrocks\fP program draws an animation of an asteroid field moving past
the observer (or vice versa). Sometimes the observer picks up spin on Z axis.
.B \-root
Draw on the root window.
.TP 8
+.B \-mono
+Make all the rocks the same color.
+.TP 8
+.B \-ncolors colors
+How many different colors to use. Default 5. Colors are chosen randomly.
+.TP 8
.B \-install
Install a private colormap for the window.
.TP 8
about 1/20th second. Compare and contrast with \fI\-speed\fP, above.
.TP 8
.B \-norotate
-Don't rotate the observer; just fly straight through the field.
+Don't rotate the observer; just fly through the field on the level.
+.TP 8
+.B \-nomove
+Don't turn the observer; just fly straight ahead through the field.
+.TP 8
+.B \-3d
+Do red/blue 3d separations: if you look at the screen with 3d glasses,
+the rocks will be \fIjumping\fP right \fIout\fP at you. Oooooh, scaaary!
+.TP 8
+.B \-fps
+Display the current frame rate and CPU load.
.SH ENVIRONMENT
.PP
.TP 8
.SH AUTHOR
Based on Lisp Machine code copyright 1988 John Nguyen <johnn@hx.lcs.mit.edu>.
-Ported to C and X by Jamie Zawinski <jwz@netscape.com>, 13-aug-92.
+Ported to C and X by Jamie Zawinski <jwz@jwz.org>, 13-aug-92.
+
+Steering code by Jeremie Petit; 3D code by theiling@coli.uni-sb.de.