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changeset 595:a0cc17145462

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[project @ 1994-08-09 18:42:23 by jwe]
author jwe
date Tue, 09 Aug 1994 18:42:23 +0000
parents 45172f0adca5
children 07e689d6e7e5
files scripts/plot/axis.m
diffstat 1 files changed, 9 insertions(+), 4 deletions(-) [+]
line wrap: on
line diff
--- a/scripts/plot/axis.m	Tue Aug 09 05:38:41 1994 +0000
+++ b/scripts/plot/axis.m	Tue Aug 09 18:42:23 1994 +0000
@@ -18,20 +18,25 @@
 
 function axis (ax)
 
-# usage: axis ([xmin, xmax])
+# usage: axis ()
+#        axis ([xmin, xmax])
 #        axis ([xmin, xmax, ymin, ymax])
 #        axis ([xmin, xmax, ymin, ymax, zmin, zmax])
 #
 # Sets the axis limits.
 #
+# With no arguments, turns autoscaling on.
+#
 # If your plot is already drawn, then you need to REPLOT before 
 # the new axis limits will take effect.
 
-  if (nargin != 1)
+  if (nargin > 1)
     error ("usage: axis ([xmin, xmax, ymin, ymax, zmin, zmax])");
   endif
 
-  if (is_vector (ax))
+  if (nargin == 0)
+    set autoscale;
+  elseif (is_vector (ax))
 
     len = length (ax);
 
@@ -52,7 +57,7 @@
     endif
 
   else
-    error ("axis: expecting vector with 2, 4, or 6 elements");
+    error ("axis: expecting no args, or a vector with 2, 4, or 6 elements");
   endif
 
 endfunction