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annotate scripts/plot/draw/surface.m @ 19592:446c46af4b42 stable

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strip trailing whitespace from most source files * Makefile.am, NEWS, build-aux/common.mk, configure.ac, doc/Makefile.am, doc/doxyhtml/Makefile.am, doc/interpreter/Makefile.am, doc/interpreter/arith.txi, doc/interpreter/audio.txi, doc/interpreter/basics.txi, doc/interpreter/bugs.txi, doc/interpreter/container.txi, doc/interpreter/cp-idx.txi, doc/interpreter/data.txi, doc/interpreter/debug.txi, doc/interpreter/diagperm.txi, doc/interpreter/diffeq.txi, doc/interpreter/doccheck/README, doc/interpreter/doccheck/spellcheck, doc/interpreter/emacs.txi, doc/interpreter/errors.txi, doc/interpreter/eval.txi, doc/interpreter/expr.txi, doc/interpreter/external.txi, doc/interpreter/fn-idx.txi, doc/interpreter/func.txi, doc/interpreter/geometry.txi, doc/interpreter/geometryimages.m, doc/interpreter/gpl.txi, doc/interpreter/grammar.txi, doc/interpreter/gui.txi, doc/interpreter/image.txi, doc/interpreter/install.txi, doc/interpreter/interp.txi, doc/interpreter/interpimages.m, 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scripts/statistics/distributions/unifrnd.m, scripts/statistics/distributions/wblrnd.m, scripts/statistics/models/module.mk, scripts/statistics/tests/kruskal_wallis_test.m, scripts/strings/base2dec.m, scripts/strings/deblank.m, scripts/strings/dec2base.m, scripts/strings/dec2bin.m, scripts/strings/dec2hex.m, scripts/strings/mat2str.m, scripts/strings/ostrsplit.m, scripts/strings/regexptranslate.m, scripts/strings/str2num.m, scripts/strings/strcat.m, scripts/strings/strjoin.m, scripts/strings/strsplit.m, scripts/strings/strtok.m, scripts/strings/strtrim.m, scripts/strings/strtrunc.m, scripts/strings/substr.m, scripts/testfun/__run_test_suite__.m, scripts/testfun/speed.m, scripts/testfun/test.m, scripts/time/asctime.m, scripts/time/datenum.m, scripts/time/datevec.m, scripts/time/weekday.m, src/Makefile.am, test/Makefile.am, test/build-bc-overload-tests.sh, test/build-sparse-tests.sh, test/jit.tst, test/line-continue.tst: Strip trailing whitespace.
author John W. Eaton <jwe@octave.org>
date Tue, 20 Jan 2015 08:26:57 -0500
parents d63878346099
children 0e1f5a750d00
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d63878346099 maint: Update copyright notices for release.
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1 ## Copyright (C) 1993-2013 John W. Eaton
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2 ##
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3 ## This file is part of Octave.
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4 ##
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5 ## Octave is free software; you can redistribute it and/or modify it
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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 (at
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8 ## your option) any later version.
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9 ##
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10 ## Octave is distributed in the hope that it will be useful, but
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11 ## WITHOUT ANY WARRANTY; without even the implied warranty of
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12 ## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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13 ## General Public License for more details.
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14 ##
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15 ## You should have received a copy of the GNU General Public License
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16 ## along with Octave; see the file COPYING. If not, see
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17 ## <http://www.gnu.org/licenses/>.
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18
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19 ## -*- texinfo -*-
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20 ## @deftypefn {Function File} {} surface (@var{x}, @var{y}, @var{z}, @var{c})
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21 ## @deftypefnx {Function File} {} surface (@var{x}, @var{y}, @var{z})
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22 ## @deftypefnx {Function File} {} surface (@var{z}, @var{c})
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23 ## @deftypefnx {Function File} {} surface (@var{z})
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24 ## @deftypefnx {Function File} {} surface (@dots{}, @var{prop}, @var{val}, @dots{})
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25 ## @deftypefnx {Function File} {} surface (@var{hax}, @dots{})
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26 ## @deftypefnx {Function File} {@var{h} =} surface (@dots{})
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27 ## Create a surface graphic object given matrices @var{x} and @var{y} from
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28 ## @code{meshgrid} and a matrix of values @var{z} corresponding to the
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29 ## @var{x} and @var{y} coordinates of the surface.
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30 ##
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31 ## If @var{x} and @var{y} are vectors, then a typical vertex is
eaab03308c0b doc: Rewrite docstrings for most plot functions.
Rik <rik@octave.org>
parents: 17040
diff changeset
32 ## (@var{x}(j), @var{y}(i), @var{z}(i,j)). Thus, columns of @var{z} correspond
eaab03308c0b doc: Rewrite docstrings for most plot functions.
Rik <rik@octave.org>
parents: 17040
diff changeset
33 ## to different @var{x} values and rows of @var{z} correspond to different
eaab03308c0b doc: Rewrite docstrings for most plot functions.
Rik <rik@octave.org>
parents: 17040
diff changeset
34 ## @var{y} values. If only a single input @var{z} is given then @var{x} is
eaab03308c0b doc: Rewrite docstrings for most plot functions.
Rik <rik@octave.org>
parents: 17040
diff changeset
35 ## taken to be @code{1:rows (@var{z})} and @var{y} is
eaab03308c0b doc: Rewrite docstrings for most plot functions.
Rik <rik@octave.org>
parents: 17040
diff changeset
36 ## @code{1:columns (@var{z})}.
eaab03308c0b doc: Rewrite docstrings for most plot functions.
Rik <rik@octave.org>
parents: 17040
diff changeset
37 ##
eaab03308c0b doc: Rewrite docstrings for most plot functions.
Rik <rik@octave.org>
parents: 17040
diff changeset
38 ## Any property/value input pairs are assigned to the surface object.
19592
446c46af4b42 strip trailing whitespace from most source files
John W. Eaton <jwe@octave.org>
parents: 17744
diff changeset
39 ##
17122
eaab03308c0b doc: Rewrite docstrings for most plot functions.
Rik <rik@octave.org>
parents: 17040
diff changeset
40 ## If the first argument @var{hax} is an axes handle, then plot into this axis,
eaab03308c0b doc: Rewrite docstrings for most plot functions.
Rik <rik@octave.org>
parents: 17040
diff changeset
41 ## rather than the current axes returned by @code{gca}.
eaab03308c0b doc: Rewrite docstrings for most plot functions.
Rik <rik@octave.org>
parents: 17040
diff changeset
42 ##
14001
5f0bb45e615c doc: Update documentation for functions returning a graphics handle h (Bug #34761)
Rik <octave@nomad.inbox5.com>
parents: 13194
diff changeset
43 ## The optional return value @var{h} is a graphics handle to the created
5f0bb45e615c doc: Update documentation for functions returning a graphics handle h (Bug #34761)
Rik <octave@nomad.inbox5.com>
parents: 13194
diff changeset
44 ## surface object.
7109
5436efbf35e3 [project @ 2007-11-06 22:16:25 by jwe]
jwe
parents:
diff changeset
45 ## @seealso{surf, mesh, patch, line}
5436efbf35e3 [project @ 2007-11-06 22:16:25 by jwe]
jwe
parents:
diff changeset
46 ## @end deftypefn
5436efbf35e3 [project @ 2007-11-06 22:16:25 by jwe]
jwe
parents:
diff changeset
47
5436efbf35e3 [project @ 2007-11-06 22:16:25 by jwe]
jwe
parents:
diff changeset
48 ## Author: jwe
5436efbf35e3 [project @ 2007-11-06 22:16:25 by jwe]
jwe
parents:
diff changeset
49
16986
df66488b8d43 surface.m: Validate inputs are not complex.
Rik <rik@octave.org>
parents: 14868
diff changeset
50 function h = surface (varargin)
7109
5436efbf35e3 [project @ 2007-11-06 22:16:25 by jwe]
jwe
parents:
diff changeset
51
16986
df66488b8d43 surface.m: Validate inputs are not complex.
Rik <rik@octave.org>
parents: 14868
diff changeset
52 [hax, varargin] = __plt_get_axis_arg__ ("surface", varargin{:});
7215
dd88d61d443f [project @ 2007-11-29 16:44:45 by jwe]
jwe
parents: 7208
diff changeset
53
17040
55b76fd1244b surface.m: Update to use new __plt_get_axis_arg__ without using "axes" function.
Pantxo Diribarne <pantxo.diribarne@gmail.com>
parents: 16986
diff changeset
54 if (isempty (hax))
55b76fd1244b surface.m: Update to use new __plt_get_axis_arg__ without using "axes" function.
Pantxo Diribarne <pantxo.diribarne@gmail.com>
parents: 16986
diff changeset
55 hax = gca ();
17720
1ab8e21d9cfc Further corrections to parenting of axes (bug #39813)
Rik <rik@octave.org>
parents: 17572
diff changeset
56 else
1ab8e21d9cfc Further corrections to parenting of axes (bug #39813)
Rik <rik@octave.org>
parents: 17572
diff changeset
57 hax = hax(1);
17040
55b76fd1244b surface.m: Update to use new __plt_get_axis_arg__ without using "axes" function.
Pantxo Diribarne <pantxo.diribarne@gmail.com>
parents: 16986
diff changeset
58 endif
19592
446c46af4b42 strip trailing whitespace from most source files
John W. Eaton <jwe@octave.org>
parents: 17744
diff changeset
59
17040
55b76fd1244b surface.m: Update to use new __plt_get_axis_arg__ without using "axes" function.
Pantxo Diribarne <pantxo.diribarne@gmail.com>
parents: 16986
diff changeset
60 [htmp, bad_usage] = __surface__ (hax, varargin{:});
7109
5436efbf35e3 [project @ 2007-11-06 22:16:25 by jwe]
jwe
parents:
diff changeset
61
7207
71c03c7239fb [project @ 2007-11-28 02:19:25 by jwe]
jwe
parents: 7191
diff changeset
62 if (bad_usage)
71c03c7239fb [project @ 2007-11-28 02:19:25 by jwe]
jwe
parents: 7191
diff changeset
63 print_usage ();
71c03c7239fb [project @ 2007-11-28 02:19:25 by jwe]
jwe
parents: 7191
diff changeset
64 endif
71c03c7239fb [project @ 2007-11-28 02:19:25 by jwe]
jwe
parents: 7191
diff changeset
65
71c03c7239fb [project @ 2007-11-28 02:19:25 by jwe]
jwe
parents: 7191
diff changeset
66 if (nargout > 0)
16986
df66488b8d43 surface.m: Validate inputs are not complex.
Rik <rik@octave.org>
parents: 14868
diff changeset
67 h = htmp;
7207
71c03c7239fb [project @ 2007-11-28 02:19:25 by jwe]
jwe
parents: 7191
diff changeset
68 endif
7216
5389a52df87b [project @ 2007-11-29 19:07:29 by jwe]
jwe
parents: 7215
diff changeset
69
7207
71c03c7239fb [project @ 2007-11-28 02:19:25 by jwe]
jwe
parents: 7191
diff changeset
70 endfunction
71c03c7239fb [project @ 2007-11-28 02:19:25 by jwe]
jwe
parents: 7191
diff changeset
71
71c03c7239fb [project @ 2007-11-28 02:19:25 by jwe]
jwe
parents: 7191
diff changeset
72 function [h, bad_usage] = __surface__ (ax, varargin)
71c03c7239fb [project @ 2007-11-28 02:19:25 by jwe]
jwe
parents: 7191
diff changeset
73
16986
df66488b8d43 surface.m: Validate inputs are not complex.
Rik <rik@octave.org>
parents: 14868
diff changeset
74 h = 0;
7207
71c03c7239fb [project @ 2007-11-28 02:19:25 by jwe]
jwe
parents: 7191
diff changeset
75 bad_usage = false;
71c03c7239fb [project @ 2007-11-28 02:19:25 by jwe]
jwe
parents: 7191
diff changeset
76 firststring = nargin;
16986
df66488b8d43 surface.m: Validate inputs are not complex.
Rik <rik@octave.org>
parents: 14868
diff changeset
77 for i = 1 : (nargin - 1)
df66488b8d43 surface.m: Validate inputs are not complex.
Rik <rik@octave.org>
parents: 14868
diff changeset
78 if (ischar (varargin{i}))
df66488b8d43 surface.m: Validate inputs are not complex.
Rik <rik@octave.org>
parents: 14868
diff changeset
79 firststring = i;
7175
5ff4da7bd2e7 [project @ 2007-11-14 20:36:48 by jwe]
jwe
parents: 7146
diff changeset
80 break;
7109
5436efbf35e3 [project @ 2007-11-06 22:16:25 by jwe]
jwe
parents:
diff changeset
81 endif
7175
5ff4da7bd2e7 [project @ 2007-11-14 20:36:48 by jwe]
jwe
parents: 7146
diff changeset
82 endfor
5ff4da7bd2e7 [project @ 2007-11-14 20:36:48 by jwe]
jwe
parents: 7146
diff changeset
83
5ff4da7bd2e7 [project @ 2007-11-14 20:36:48 by jwe]
jwe
parents: 7146
diff changeset
84 if (firststring > 5)
7207
71c03c7239fb [project @ 2007-11-28 02:19:25 by jwe]
jwe
parents: 7191
diff changeset
85 bad_usage = true;
16986
df66488b8d43 surface.m: Validate inputs are not complex.
Rik <rik@octave.org>
parents: 14868
diff changeset
86 return;
7175
5ff4da7bd2e7 [project @ 2007-11-14 20:36:48 by jwe]
jwe
parents: 7146
diff changeset
87 elseif (firststring == 5)
5ff4da7bd2e7 [project @ 2007-11-14 20:36:48 by jwe]
jwe
parents: 7146
diff changeset
88 x = varargin{1};
5ff4da7bd2e7 [project @ 2007-11-14 20:36:48 by jwe]
jwe
parents: 7146
diff changeset
89 y = varargin{2};
5ff4da7bd2e7 [project @ 2007-11-14 20:36:48 by jwe]
jwe
parents: 7146
diff changeset
90 z = varargin{3};
5ff4da7bd2e7 [project @ 2007-11-14 20:36:48 by jwe]
jwe
parents: 7146
diff changeset
91 c = varargin{4};
5ff4da7bd2e7 [project @ 2007-11-14 20:36:48 by jwe]
jwe
parents: 7146
diff changeset
92
16986
df66488b8d43 surface.m: Validate inputs are not complex.
Rik <rik@octave.org>
parents: 14868
diff changeset
93 if (iscomplex (x) || iscomplex (y) || iscomplex (z) || iscomplex (c))
df66488b8d43 surface.m: Validate inputs are not complex.
Rik <rik@octave.org>
parents: 14868
diff changeset
94 error ("mesh: X, Y, Z, C arguments must be real");
df66488b8d43 surface.m: Validate inputs are not complex.
Rik <rik@octave.org>
parents: 14868
diff changeset
95 endif
df66488b8d43 surface.m: Validate inputs are not complex.
Rik <rik@octave.org>
parents: 14868
diff changeset
96
13194
3e1871badab9 allow sscanf to accept character arrays with more than one row
John W. Eaton <jwe@octave.org>
parents: 13141
diff changeset
97 [z_nr, z_nc] = size (z);
3e1871badab9 allow sscanf to accept character arrays with more than one row
John W. Eaton <jwe@octave.org>
parents: 13141
diff changeset
98 [c_nr, c_nc, c_np] = size (c);
3e1871badab9 allow sscanf to accept character arrays with more than one row
John W. Eaton <jwe@octave.org>
parents: 13141
diff changeset
99 if (! (z_nr == c_nr && z_nc == c_nc && (c_np == 1 || c_np == 3)))
11472
1740012184f9 Use uppercase for variable names in error() strings to match Info documentation. Only m-files done.
Rik <octave@nomad.inbox5.com>
parents: 10634
diff changeset
100 error ("surface: Z and C must have the same size");
7109
5436efbf35e3 [project @ 2007-11-06 22:16:25 by jwe]
jwe
parents:
diff changeset
101 endif
13194
3e1871badab9 allow sscanf to accept character arrays with more than one row
John W. Eaton <jwe@octave.org>
parents: 13141
diff changeset
102
7109
5436efbf35e3 [project @ 2007-11-06 22:16:25 by jwe]
jwe
parents:
diff changeset
103 if (isvector (x) && isvector (y) && ismatrix (z))
5436efbf35e3 [project @ 2007-11-06 22:16:25 by jwe]
jwe
parents:
diff changeset
104 if (rows (z) == length (y) && columns (z) == length (x))
5436efbf35e3 [project @ 2007-11-06 22:16:25 by jwe]
jwe
parents:
diff changeset
105 x = x(:)';
5436efbf35e3 [project @ 2007-11-06 22:16:25 by jwe]
jwe
parents:
diff changeset
106 y = y(:);
5436efbf35e3 [project @ 2007-11-06 22:16:25 by jwe]
jwe
parents:
diff changeset
107 else
11472
1740012184f9 Use uppercase for variable names in error() strings to match Info documentation. Only m-files done.
Rik <octave@nomad.inbox5.com>
parents: 10634
diff changeset
108 error ("surface: rows (Z) must be the same as length (Y) and columns (Z) must be the same as length (X)");
7109
5436efbf35e3 [project @ 2007-11-06 22:16:25 by jwe]
jwe
parents:
diff changeset
109 endif
5436efbf35e3 [project @ 2007-11-06 22:16:25 by jwe]
jwe
parents:
diff changeset
110 elseif (ismatrix (x) && ismatrix (y) && ismatrix (z))
7292
5e90111a28b3 [project @ 2007-12-11 18:13:34 by jwe]
jwe
parents: 7284
diff changeset
111 if (! size_equal (x, y, z))
11472
1740012184f9 Use uppercase for variable names in error() strings to match Info documentation. Only m-files done.
Rik <octave@nomad.inbox5.com>
parents: 10634
diff changeset
112 error ("surface: X, Y, and Z must have the same dimensions");
7109
5436efbf35e3 [project @ 2007-11-06 22:16:25 by jwe]
jwe
parents:
diff changeset
113 endif
5436efbf35e3 [project @ 2007-11-06 22:16:25 by jwe]
jwe
parents:
diff changeset
114 else
11472
1740012184f9 Use uppercase for variable names in error() strings to match Info documentation. Only m-files done.
Rik <octave@nomad.inbox5.com>
parents: 10634
diff changeset
115 error ("surface: X and Y must be vectors and Z must be a matrix");
7109
5436efbf35e3 [project @ 2007-11-06 22:16:25 by jwe]
jwe
parents:
diff changeset
116 endif
7175
5ff4da7bd2e7 [project @ 2007-11-14 20:36:48 by jwe]
jwe
parents: 7146
diff changeset
117 elseif (firststring == 4)
5ff4da7bd2e7 [project @ 2007-11-14 20:36:48 by jwe]
jwe
parents: 7146
diff changeset
118 x = varargin{1};
5ff4da7bd2e7 [project @ 2007-11-14 20:36:48 by jwe]
jwe
parents: 7146
diff changeset
119 y = varargin{2};
5ff4da7bd2e7 [project @ 2007-11-14 20:36:48 by jwe]
jwe
parents: 7146
diff changeset
120 z = varargin{3};
5ff4da7bd2e7 [project @ 2007-11-14 20:36:48 by jwe]
jwe
parents: 7146
diff changeset
121 c = z;
16986
df66488b8d43 surface.m: Validate inputs are not complex.
Rik <rik@octave.org>
parents: 14868
diff changeset
122
df66488b8d43 surface.m: Validate inputs are not complex.
Rik <rik@octave.org>
parents: 14868
diff changeset
123 if (iscomplex (x) || iscomplex (y) || iscomplex (z))
df66488b8d43 surface.m: Validate inputs are not complex.
Rik <rik@octave.org>
parents: 14868
diff changeset
124 error ("mesh: X, Y, Z arguments must be real");
df66488b8d43 surface.m: Validate inputs are not complex.
Rik <rik@octave.org>
parents: 14868
diff changeset
125 endif
df66488b8d43 surface.m: Validate inputs are not complex.
Rik <rik@octave.org>
parents: 14868
diff changeset
126
7175
5ff4da7bd2e7 [project @ 2007-11-14 20:36:48 by jwe]
jwe
parents: 7146
diff changeset
127 if (isvector (x) && isvector (y) && ismatrix (z))
5ff4da7bd2e7 [project @ 2007-11-14 20:36:48 by jwe]
jwe
parents: 7146
diff changeset
128 if (rows (z) == length (y) && columns (z) == length (x))
5ff4da7bd2e7 [project @ 2007-11-14 20:36:48 by jwe]
jwe
parents: 7146
diff changeset
129 x = x(:)';
5ff4da7bd2e7 [project @ 2007-11-14 20:36:48 by jwe]
jwe
parents: 7146
diff changeset
130 y = y(:);
5ff4da7bd2e7 [project @ 2007-11-14 20:36:48 by jwe]
jwe
parents: 7146
diff changeset
131 else
11472
1740012184f9 Use uppercase for variable names in error() strings to match Info documentation. Only m-files done.
Rik <octave@nomad.inbox5.com>
parents: 10634
diff changeset
132 error ("surface: rows (Z) must be the same as length (Y) and columns (Z) must be the same as length (X)");
7175
5ff4da7bd2e7 [project @ 2007-11-14 20:36:48 by jwe]
jwe
parents: 7146
diff changeset
133 endif
5ff4da7bd2e7 [project @ 2007-11-14 20:36:48 by jwe]
jwe
parents: 7146
diff changeset
134 elseif (ismatrix (x) && ismatrix (y) && ismatrix (z))
7292
5e90111a28b3 [project @ 2007-12-11 18:13:34 by jwe]
jwe
parents: 7284
diff changeset
135 if (! size_equal (x, y, z))
11472
1740012184f9 Use uppercase for variable names in error() strings to match Info documentation. Only m-files done.
Rik <octave@nomad.inbox5.com>
parents: 10634
diff changeset
136 error ("surface: X, Y, and Z must have the same dimensions");
7175
5ff4da7bd2e7 [project @ 2007-11-14 20:36:48 by jwe]
jwe
parents: 7146
diff changeset
137 endif
5ff4da7bd2e7 [project @ 2007-11-14 20:36:48 by jwe]
jwe
parents: 7146
diff changeset
138 else
11472
1740012184f9 Use uppercase for variable names in error() strings to match Info documentation. Only m-files done.
Rik <octave@nomad.inbox5.com>
parents: 10634
diff changeset
139 error ("surface: X and Y must be vectors and Z must be a matrix");
7175
5ff4da7bd2e7 [project @ 2007-11-14 20:36:48 by jwe]
jwe
parents: 7146
diff changeset
140 endif
11587
c792872f8942 all script files: untabify and strip trailing whitespace
John W. Eaton <jwe@octave.org>
parents: 11523
diff changeset
141 elseif (firststring == 3)
7208
a730e47fda4d [project @ 2007-11-28 02:32:41 by jwe]
jwe
parents: 7207
diff changeset
142 z = varargin{1};
a730e47fda4d [project @ 2007-11-28 02:32:41 by jwe]
jwe
parents: 7207
diff changeset
143 c = varargin{2};
16986
df66488b8d43 surface.m: Validate inputs are not complex.
Rik <rik@octave.org>
parents: 14868
diff changeset
144
df66488b8d43 surface.m: Validate inputs are not complex.
Rik <rik@octave.org>
parents: 14868
diff changeset
145 if (iscomplex (z) || iscomplex (c))
df66488b8d43 surface.m: Validate inputs are not complex.
Rik <rik@octave.org>
parents: 14868
diff changeset
146 error ("mesh: X, C arguments must be real");
df66488b8d43 surface.m: Validate inputs are not complex.
Rik <rik@octave.org>
parents: 14868
diff changeset
147 endif
df66488b8d43 surface.m: Validate inputs are not complex.
Rik <rik@octave.org>
parents: 14868
diff changeset
148
10634
60542efcfa2c Check input arguments for size and type (bug #29861).
Rik <octave@nomad.inbox5.com>
parents: 10549
diff changeset
149 if (ismatrix (z) && !isvector (z) && !isscalar (z))
7175
5ff4da7bd2e7 [project @ 2007-11-14 20:36:48 by jwe]
jwe
parents: 7146
diff changeset
150 [nr, nc] = size (z);
5ff4da7bd2e7 [project @ 2007-11-14 20:36:48 by jwe]
jwe
parents: 7146
diff changeset
151 x = 1:nc;
5ff4da7bd2e7 [project @ 2007-11-14 20:36:48 by jwe]
jwe
parents: 7146
diff changeset
152 y = (1:nr)';
5ff4da7bd2e7 [project @ 2007-11-14 20:36:48 by jwe]
jwe
parents: 7146
diff changeset
153 else
11472
1740012184f9 Use uppercase for variable names in error() strings to match Info documentation. Only m-files done.
Rik <octave@nomad.inbox5.com>
parents: 10634
diff changeset
154 error ("surface: Z argument must be a matrix");
7175
5ff4da7bd2e7 [project @ 2007-11-14 20:36:48 by jwe]
jwe
parents: 7146
diff changeset
155 endif
11587
c792872f8942 all script files: untabify and strip trailing whitespace
John W. Eaton <jwe@octave.org>
parents: 11523
diff changeset
156 elseif (firststring == 2)
7208
a730e47fda4d [project @ 2007-11-28 02:32:41 by jwe]
jwe
parents: 7207
diff changeset
157 z = varargin{1};
7175
5ff4da7bd2e7 [project @ 2007-11-14 20:36:48 by jwe]
jwe
parents: 7146
diff changeset
158 c = z;
16986
df66488b8d43 surface.m: Validate inputs are not complex.
Rik <rik@octave.org>
parents: 14868
diff changeset
159
df66488b8d43 surface.m: Validate inputs are not complex.
Rik <rik@octave.org>
parents: 14868
diff changeset
160 if (iscomplex (z))
df66488b8d43 surface.m: Validate inputs are not complex.
Rik <rik@octave.org>
parents: 14868
diff changeset
161 error ("mesh: Z argument must be real");
df66488b8d43 surface.m: Validate inputs are not complex.
Rik <rik@octave.org>
parents: 14868
diff changeset
162 endif
df66488b8d43 surface.m: Validate inputs are not complex.
Rik <rik@octave.org>
parents: 14868
diff changeset
163
10634
60542efcfa2c Check input arguments for size and type (bug #29861).
Rik <octave@nomad.inbox5.com>
parents: 10549
diff changeset
164 if (ismatrix (z) && !isvector (z) && !isscalar (z))
7175
5ff4da7bd2e7 [project @ 2007-11-14 20:36:48 by jwe]
jwe
parents: 7146
diff changeset
165 [nr, nc] = size (z);
5ff4da7bd2e7 [project @ 2007-11-14 20:36:48 by jwe]
jwe
parents: 7146
diff changeset
166 x = 1:nc;
5ff4da7bd2e7 [project @ 2007-11-14 20:36:48 by jwe]
jwe
parents: 7146
diff changeset
167 y = (1:nr)';
5ff4da7bd2e7 [project @ 2007-11-14 20:36:48 by jwe]
jwe
parents: 7146
diff changeset
168 else
11472
1740012184f9 Use uppercase for variable names in error() strings to match Info documentation. Only m-files done.
Rik <octave@nomad.inbox5.com>
parents: 10634
diff changeset
169 error ("surface: Z argument must be a matrix");
7175
5ff4da7bd2e7 [project @ 2007-11-14 20:36:48 by jwe]
jwe
parents: 7146
diff changeset
170 endif
13115
cd808de114c1 Allow surface and patch to be called w/o arguments. Adding and fixing tests.
Kai Habel <kai.habel@gmx.de>
parents: 12819
diff changeset
171 elseif (firststring == 1)
cd808de114c1 Allow surface and patch to be called w/o arguments. Adding and fixing tests.
Kai Habel <kai.habel@gmx.de>
parents: 12819
diff changeset
172 x = 1:3;
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173 y = x';
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174 c = z = eye (3);
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175 else
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176 bad_usage = true;
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177 return;
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178 endif
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179
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180 if (firststring < nargin)
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181 other_args = varargin(firststring:end);
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182 else
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183 other_args = {}; # make a default surface object.
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184 endif
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185 h = __go_surface__ (ax, "xdata", x, "ydata", y, "zdata", z, "cdata", c,
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186 other_args{:});
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187
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188 if (! ishold ())
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189 set (ax, "view", [0, 90], "box", "off");
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190 endif
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191
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192 endfunction
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193
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194
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195 ## Functional tests for surface() are in surf.m, surfc.m, surfl.m, and pcolor.m
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196 %!test
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197 %! hf = figure ("visible", "off");
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198 %! unwind_protect
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199 %! h = surface;
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200 %! assert (findobj (hf, "type", "surface"), h);
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201 %! assert (get (h, "xdata"), 1:3, eps);
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202 %! assert (get (h, "ydata"), (1:3)', eps);
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203 %! assert (get (h, "zdata"), eye (3));
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204 %! assert (get (h, "cdata"), eye (3));
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205 %! assert (get (h, "type"), "surface");
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206 %! assert (get (h, "linestyle"), get (0, "defaultsurfacelinestyle"));
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207 %! assert (get (h, "linewidth"), get (0, "defaultsurfacelinewidth"), eps);
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208 %! assert (get (h, "marker"), get (0, "defaultsurfacemarker"));
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209 %! assert (get (h, "markersize"), get (0, "defaultsurfacemarkersize"));
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210 %! unwind_protect_cleanup
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211 %! close (hf);
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212 %! end_unwind_protect
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213