-fgforegroundcolor
choose a different color for the pupil of the eyes.
-bgbackgroundcolor
choose a different color for the background.
-outlineoutlinecolor
choose a different color for the outline of the eyes.
-centercentercolor
choose a different color for the center of the eyes.
-backing{WhenMappedAlwaysNotUseful}
selects an appropriate level of backing store.
-geometrygeometry
define the initial window geometry; see X(7).
-displaydisplay
specify the display to use; see X(7).
-bdbordercolor
choose a different color for the window border.
-bwborderwidth
choose a different width for the window border.
-shape uses the SHAPE extension to shape the window. This is the default.
+shape disables use of the SHAPE extension to shape the window.
-render uses Xrender to draw anti-aliased eyes. This is the default if xeyes has been compiled with
Xrender support.
+render disables Xrender and draws traditional eyes.
-distance
uses an alternative mapping, as if the eyes were set back from the screen, thus following the
mouse more precisely.
-biblicallyAccurate
renders the eyes as if they belonged to a biblically accurate angel.
-help print a usage message and exit.
-version
print the version number and exit.