|
245
|
1 # Copyright (C) 1993 John W. Eaton |
|
|
2 # |
|
|
3 # This file is part of Octave. |
|
|
4 # |
|
|
5 # Octave is free software; you can redistribute it and/or modify it |
|
|
6 # under the terms of the GNU General Public License as published by the |
|
|
7 # Free Software Foundation; either version 2, or (at your option) any |
|
|
8 # later version. |
|
|
9 # |
|
|
10 # Octave is distributed in the hope that it will be useful, but WITHOUT |
|
|
11 # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
|
|
12 # FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
|
|
13 # for more details. |
|
|
14 # |
|
|
15 # You should have received a copy of the GNU General Public License |
|
|
16 # along with Octave; see the file COPYING. If not, write to the Free |
|
|
17 # Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. |
|
|
18 |
|
4
|
19 function semilogx (x1, x2) |
|
|
20 |
|
|
21 # usage: semilogx (x, y) |
|
|
22 # |
|
|
23 # Make a 2D plot of y versus x using a log scale for the x axis. |
|
|
24 # |
|
|
25 # See the help message for the plot command for a description of how |
|
|
26 # the arguments are interpreted. |
|
|
27 # |
|
|
28 # See also: plot, semilogy, loglog, polar, mesh, contour, bar, stairs, |
|
|
29 # gplot, gsplot, replot, xlabel, ylabel, title |
|
|
30 |
|
|
31 set logscale x; |
|
|
32 set nologscale y; |
|
|
33 set nopolar; |
|
|
34 |
|
|
35 if (nargin == 1) |
|
|
36 plot_int (x1); |
|
|
37 elseif (nargin == 2) |
|
|
38 plot_int (x1, x2); |
|
|
39 else |
|
|
40 usage = sprintf ("usage: semilogx (x)\n"); |
|
|
41 usage = sprintf ("%s semilogx (x, y)", usage); |
|
|
42 error (usage); |
|
|
43 endif |
|
|
44 |
|
|
45 endfunction |
