From help-octave-request at bevo dot che dot wisc dot edu Mon Feb 16 20:09:51 2004
Subject: Axis autoscaling works but gives wrong ans?
From: "John W. Eaton" <jwe at bevo dot che dot wisc dot edu>
To: "Henry F. Mollet" <mollet at pacbell dot net>
Cc: Octave_post <help-octave at bevo dot che dot wisc dot edu>
Date: Mon, 16 Feb 2004 18:42:57 -0600

On 23-Jan-2004, Henry F. Mollet <mollet at pacbell dot net> wrote:

| Axis autoscaling works but gives wrong ans?
| Henry
| 
| - Function File:  axis (LIMITS)
|      Set axis limits for plots.
|  Without any arguments, `axis' turns autoscaling on.
| 
| octave:1> x=y = (0:10)';
| octave:2> plot (x,y)        % will use default axis = autoscaling
| octave:3> axis ([-1, 11, -1,11])
| octave:4> replot            % will use axis ([-1, 11, -1,11])
| octave:5> axis              % should turn on autoscaling but gives wrong
| ans?
| ans =
|    -1   11   -1   11
| octave:6> replot        %  autoscaling was turned on, thus ans not correct.
| octave:7> axis
| ans =
|    -1   11   -1   11

Unfortunately, there is currently no way for axis to query the current
plot to get the limits of the data and give you those numbers.  I'm
not sure what else it can do here.  What should it return as values if
autoscaling has been turned on?

jwe




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