Mercurial > octave
annotate scripts/plot/draw/semilogxerr.m @ 25054:6652d3823428 stable
maint: Update copyright dates in all source files.
author | John W. Eaton <jwe@octave.org> |
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date | Fri, 30 Mar 2018 09:19:05 -0400 |
parents | 752f61e812f4 |
children | 00f796120a6d |
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1 ## Copyright (C) 2000-2018 Teemu Ikonen |
4019 | 2 ## |
3 ## This file is part of Octave. | |
4 ## | |
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5 ## Octave is free software: you can redistribute it and/or modify it |
4019 | 6 ## under the terms of the GNU General Public License as published by |
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7 ## the Free Software Foundation, either version 3 of the License, or |
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8 ## (at your option) any later version. |
4019 | 9 ## |
10 ## Octave is distributed in the hope that it will be useful, but | |
11 ## WITHOUT ANY WARRANTY; without even the implied warranty of | |
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12 ## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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13 ## GNU General Public License for more details. |
4019 | 14 ## |
15 ## You should have received a copy of the GNU General Public License | |
7016 | 16 ## along with Octave; see the file COPYING. If not, see |
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17 ## <https://www.gnu.org/licenses/>. |
4019 | 18 |
19 ## -*- texinfo -*- | |
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20 ## @deftypefn {} {} semilogxerr (@var{y}, @var{ey}) |
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21 ## @deftypefnx {} {} semilogxerr (@var{y}, @dots{}, @var{fmt}) |
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22 ## @deftypefnx {} {} semilogxerr (@var{x}, @var{y}, @var{ey}) |
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23 ## @deftypefnx {} {} semilogxerr (@var{x}, @var{y}, @var{err}, @var{fmt}) |
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24 ## @deftypefnx {} {} semilogxerr (@var{x}, @var{y}, @var{lerr}, @var{uerr}, @var{fmt}) |
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25 ## @deftypefnx {} {} semilogxerr (@var{x}, @var{y}, @var{ex}, @var{ey}, @var{fmt}) |
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26 ## @deftypefnx {} {} semilogxerr (@var{x}, @var{y}, @var{lx}, @var{ux}, @var{ly}, @var{uy}, @var{fmt}) |
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27 ## @deftypefnx {} {} semilogxerr (@var{x1}, @var{y1}, @dots{}, @var{fmt}, @var{xn}, @var{yn}, @dots{}) |
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28 ## @deftypefnx {} {} semilogxerr (@var{hax}, @dots{}) |
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29 ## @deftypefnx {} {@var{h} =} semilogxerr (@dots{}) |
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30 ## Produce 2-D plots using a logarithmic scale for the x-axis and errorbars |
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31 ## at each data point. |
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32 ## |
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33 ## Many different combinations of arguments are possible. The most common |
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34 ## form is |
4019 | 35 ## |
36 ## @example | |
37 ## semilogxerr (@var{x}, @var{y}, @var{ey}, @var{fmt}) | |
38 ## @end example | |
39 ## | |
40 ## @noindent | |
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41 ## which produces a semi-logarithmic plot of @var{y} versus @var{x} |
4019 | 42 ## with errors in the @var{y}-scale defined by @var{ey} and the plot |
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43 ## format defined by @var{fmt}. @xref{XREFerrorbar,,errorbar}, for available |
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44 ## formats and additional information. |
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45 ## |
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46 ## If the first argument @var{hax} is an axes handle, then plot into this axes, |
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47 ## rather than the current axes returned by @code{gca}. |
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48 ## |
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49 ## @seealso{errorbar, semilogyerr, loglogerr} |
4019 | 50 ## @end deftypefn |
51 | |
52 ## Created: 20.2.2001 | |
53 ## Author: Teemu Ikonen <tpikonen@pcu.helsinki.fi> | |
54 ## Keywords: errorbar, plotting | |
55 | |
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56 function h = semilogxerr (varargin) |
4019 | 57 |
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58 [hax, varargin] = __plt_get_axis_arg__ ("semilogxerr", varargin{:}); |
7216 | 59 |
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60 oldfig = []; |
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61 if (! isempty (hax)) |
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62 oldfig = get (0, "currentfigure"); |
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63 endif |
7207 | 64 unwind_protect |
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65 hax = newplot (hax); |
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67 set (hax, "xscale", "log"); |
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68 if (! ishold ()) |
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69 set (hax, "xminortick", "on"); |
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70 endif |
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71 |
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72 htmp = __errplot__ ("semilogxerr", hax, varargin{:}); |
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73 |
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74 unwind_protect_cleanup |
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75 if (! isempty (oldfig)) |
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76 set (0, "currentfigure", oldfig); |
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77 endif |
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78 end_unwind_protect |
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80 if (nargout > 0) |
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81 h = htmp; |
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82 endif |
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84 endfunction | |
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85 |
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86 |
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87 %!demo |
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88 %! clf; |
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89 %! x = exp (log (0.01):0.2:log (10)); |
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90 %! wblpdf = @(x, scl, shp) shp*(scl^-shp) .* x.^(shp-1) .* exp (-(x/scl).^shp); |
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91 %! y = wblpdf (x, 2, 2); |
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92 %! ey = 0.5*rand (size (y)) .* y; |
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93 %! semilogxerr (x, y, ey, "#~x-"); |
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94 %! xlim (x([1, end])); |
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95 %! title ({"semilogxerr(): semilogx() plot with errorbars", ... |
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96 %! "X-axis is logarithmic"}); |