Mercurial > hg > octave-lyh
annotate scripts/plot/plotmatrix.m @ 14868:5d3a684236b0
maint: Use Octave coding conventions for cuddling parentheses in scripts directory
* lin2mu.m, loadaudio.m, wavread.m, accumarray.m, bicubic.m, celldisp.m,
colon.m, cplxpair.m, dblquad.m, divergence.m, genvarname.m, gradient.m,
int2str.m, interp1.m, interp1q.m, interp2.m, interpn.m, loadobj.m, nthargout.m,
__isequal__.m, __splinen__.m, quadgk.m, quadl.m, quadv.m, rat.m, rot90.m,
rotdim.m, saveobj.m, subsindex.m, triplequad.m, delaunay3.m, griddata.m,
inpolygon.m, tsearchn.m, voronoi.m, get_first_help_sentence.m, which.m,
gray2ind.m, pink.m, dlmwrite.m, strread.m, textread.m, textscan.m, housh.m,
ishermitian.m, issymmetric.m, krylov.m, logm.m, null.m, rref.m,
compare_versions.m, copyfile.m, dump_prefs.m, edit.m, fileparts.m,
getappdata.m, isappdata.m, movefile.m, orderfields.m, parseparams.m,
__xzip__.m, rmappdata.m, setappdata.m, swapbytes.m, unpack.m, ver.m, fminbnd.m,
fminunc.m, fsolve.m, glpk.m, lsqnonneg.m, qp.m, sqp.m, configure_make.m,
copy_files.m, describe.m, get_description.m, get_forge_pkg.m, install.m,
installed_packages.m, is_architecture_dependent.m, load_package_dirs.m,
print_package_description.m, rebuild.m, repackage.m, save_order.m, shell.m,
allchild.m, ancestor.m, area.m, axes.m, axis.m, clabel.m, close.m, colorbar.m,
comet.m, comet3.m, contour.m, cylinder.m, ezmesh.m, ezsurf.m, findobj.m,
fplot.m, hist.m, isocolors.m, isonormals.m, isosurface.m, isprop.m, legend.m,
mesh.m, meshz.m, pareto.m, pcolor.m, peaks.m, plot3.m, plotmatrix.m, plotyy.m,
polar.m, print.m, __add_datasource__.m, __add_default_menu__.m,
__axes_limits__.m, __bar__.m, __clabel__.m, __contour__.m, __errcomm__.m,
__errplot__.m, __ezplot__.m, __file_filter__.m, __fltk_print__.m,
__ghostscript__.m, __gnuplot_print__.m, __go_draw_axes__.m,
__go_draw_figure__.m, __interp_cube__.m, __marching_cube__.m, __patch__.m,
__pie__.m, __plt__.m, __print_parse_opts__.m, __quiver__.m, __scatter__.m,
__stem__.m, __tight_eps_bbox__.m, __uigetdir_fltk__.m, __uigetfile_fltk__.m,
__uiputfile_fltk__.m, quiver.m, quiver3.m, rectangle.m, refreshdata.m,
ribbon.m, scatter.m, semilogy.m, shading.m, slice.m, subplot.m, surface.m,
surfl.m, surfnorm.m, text.m, uigetfile.m, uiputfile.m, whitebg.m, deconv.m,
mkpp.m, pchip.m, polyaffine.m, polyder.m, polygcd.m, polyout.m, polyval.m,
ppint.m, ppjumps.m, ppval.m, residue.m, roots.m, spline.m, splinefit.m,
addpref.m, getpref.m, setpref.m, ismember.m, setxor.m, arch_fit.m, arch_rnd.m,
arch_test.m, autoreg_matrix.m, diffpara.m, fftconv.m, filter2.m, hanning.m,
hurst.m, periodogram.m, triangle_sw.m, sinc.m, spectral_xdf.m, spencer.m,
stft.m, synthesis.m, unwrap.m, yulewalker.m, bicgstab.m, gmres.m, pcg.m, pcr.m,
__sprand_impl__.m, speye.m, spfun.m, sprandn.m, spstats.m, svds.m,
treelayout.m, treeplot.m, bessel.m, factor.m, legendre.m, perms.m, primes.m,
magic.m, toeplitz.m, corr.m, cov.m, mean.m, median.m, mode.m, qqplot.m,
quantile.m, ranks.m, zscore.m, logistic_regression_likelihood.m,
bartlett_test.m, chisquare_test_homogeneity.m, chisquare_test_independence.m,
kolmogorov_smirnov_test.m, run_test.m, u_test.m, wilcoxon_test.m, z_test.m,
z_test_2.m, bin2dec.m, dec2base.m, mat2str.m, strcat.m, strchr.m, strjust.m,
strtok.m, substr.m, untabify.m, assert.m, demo.m, example.m, fail.m, speed.m,
test.m, now.m: Use Octave coding conventions for cuddling parentheses in
scripts directory.
| author | Rik <octave@nomad.inbox5.com> |
|---|---|
| date | Tue, 17 Jul 2012 07:08:39 -0700 |
| parents | ce2b59a6d0e5 |
| children | f89760972bf4 |
| rev | line source |
|---|---|
|
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1 ## Copyright (C) 2008-2012 David Bateman |
| 8127 | 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 | |
| 7 ## the Free Software Foundation; either version 3 of the License, or (at | |
| 8 ## your option) any later version. | |
| 9 ## | |
| 10 ## Octave is distributed in the hope that it will be useful, but | |
| 11 ## WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 12 ## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 13 ## General Public License 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, see | |
| 17 ## <http://www.gnu.org/licenses/>. | |
| 18 | |
| 19 ## -*- texinfo -*- | |
|
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20 ## @deftypefn {Function File} {} plotmatrix (@var{x}, @var{y}) |
| 8127 | 21 ## @deftypefnx {Function File} {} plotmatrix (@var{x}) |
| 22 ## @deftypefnx {Function File} {} plotmatrix (@dots{}, @var{style}) | |
| 23 ## @deftypefnx {Function File} {} plotmatrix (@var{h}, @dots{}) | |
| 24 ## @deftypefnx {Function File} {[@var{h}, @var{ax}, @var{bigax}, @var{p}, @var{pax}] =} plotmatrix (@dots{}) | |
|
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25 ## Scatter plot of the columns of one matrix against another. Given the |
| 8127 | 26 ## arguments @var{x} and @var{y}, that have a matching number of rows, |
| 27 ## @code{plotmatrix} plots a set of axes corresponding to | |
| 28 ## | |
| 29 ## @example | |
| 30 ## plot (@var{x} (:, i), @var{y} (:, j) | |
| 31 ## @end example | |
| 32 ## | |
|
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33 ## Given a single argument @var{x}, then this is equivalent to |
| 8127 | 34 ## |
| 35 ## @example | |
| 36 ## plotmatrix (@var{x}, @var{x}) | |
| 37 ## @end example | |
| 38 ## | |
| 39 ## @noindent | |
| 40 ## except that the diagonal of the set of axes will be replaced with the | |
| 41 ## histogram @code{hist (@var{x} (:, i))}. | |
| 42 ## | |
|
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43 ## The marker to use can be changed with the @var{style} argument, that is a |
| 8127 | 44 ## string defining a marker in the same manner as the @code{plot} |
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45 ## command. If a leading axes handle @var{h} is passed to |
| 8127 | 46 ## @code{plotmatrix}, then this axis will be used for the plot. |
| 47 ## | |
| 48 ## The optional return value @var{h} provides handles to the individual | |
| 49 ## graphics objects in the scatter plots, whereas @var{ax} returns the | |
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50 ## handles to the scatter plot axis objects. @var{bigax} is a hidden |
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51 ## axis object that surrounds the other axes, such that the commands |
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52 ## @code{xlabel}, @code{title}, etc., will be associated with this hidden |
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53 ## axis. Finally @var{p} returns the graphics objects associated with |
| 8127 | 54 ## the histogram and @var{pax} the corresponding axes objects. |
| 55 ## | |
| 56 ## @example | |
|
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57 ## plotmatrix (randn (100, 3), "g+") |
| 8127 | 58 ## @end example |
| 59 ## | |
| 60 ## @end deftypefn | |
| 61 | |
| 62 function [h, ax, bigax, p, pax] = plotmatrix (varargin) | |
| 63 | |
| 64 [bigax2, varargin, nargin] = __plt_get_axis_arg__ ("plotmatrix", varargin{:}); | |
| 65 | |
| 66 if (nargin > 3 || nargin < 1) | |
| 67 print_usage (); | |
| 68 else | |
| 69 oldh = gca (); | |
| 70 unwind_protect | |
| 71 axes (bigax2); | |
| 72 newplot (); | |
| 73 [h2, ax2, p2, pax2, need_usage] = __plotmatrix__ (bigax2, varargin{:}); | |
| 74 if (need_usage) | |
| 10549 | 75 print_usage (); |
| 8127 | 76 endif |
| 77 if (nargout > 0) | |
| 10549 | 78 h = h2; |
| 79 ax = ax2; | |
| 80 bigax = bigax2; | |
| 81 p = p2; | |
| 82 pax = pax2; | |
| 8127 | 83 endif |
| 84 axes (bigax2); | |
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85 ctext = text (0, 0, "", "visible", "off", |
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86 "handlevisibility", "off", "xliminclude", "off", |
| 10549 | 87 "yliminclude", "off", "zliminclude", "off", |
| 88 "deletefcn", {@plotmatrixdelete, [ax2; pax2]}); | |
| 8127 | 89 set (bigax2, "visible", "off"); |
| 90 unwind_protect_cleanup | |
| 91 axes (oldh); | |
| 92 end_unwind_protect | |
| 93 endif | |
| 94 endfunction | |
| 95 | |
| 96 %!demo | |
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97 %! clf; |
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98 %! plotmatrix (randn (100, 3), 'g+'); |
| 8127 | 99 |
| 100 function plotmatrixdelete (h, d, ax) | |
| 101 for i = 1 : numel (ax) | |
| 102 hc = ax(i); | |
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103 if (ishandle (hc) && strcmp (get (hc, "type"), "axes") |
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104 && strcmpi (get (hc, "beingdeleted"), "off")) |
| 8127 | 105 parent = get (hc, "parent"); |
| 106 ## If the parent is invalid or being deleted, then do nothing | |
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107 if (ishandle (parent) && strcmpi (get (parent, "beingdeleted"), "off")) |
| 10549 | 108 delete (hc); |
| 8127 | 109 endif |
| 110 endif | |
| 111 endfor | |
| 112 endfunction | |
| 113 | |
| 114 function [h, ax, p, pax, need_usage] = __plotmatrix__ (bigax, varargin) | |
| 115 need_usage = false; | |
| 116 have_line_spec = false; | |
| 117 have_hist = false; | |
| 118 parent = get (bigax, "parent"); | |
| 119 for i = 1 : nargin - 1 | |
| 120 arg = varargin{i}; | |
| 121 if (ischar (arg) || iscell (arg)) | |
| 122 [linespec, valid] = __pltopt__ ("plotmatrix", varargin{i}, false); | |
| 123 if (valid) | |
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124 have_line_spec = true; |
| 10549 | 125 linespec = varargin(i); |
| 126 varargin(i) = []; | |
| 127 nargin = nargin - 1; | |
| 128 break; | |
| 8127 | 129 else |
| 10549 | 130 need_usage = true; |
| 131 returm; | |
| 8127 | 132 endif |
| 133 endif | |
| 134 endfor | |
| 135 | |
| 136 if (nargin == 2) | |
| 137 X = varargin{1}; | |
| 138 Y = X; | |
| 139 have_hist = true; | |
| 140 elseif (nargin == 3) | |
| 141 X = varargin{1}; | |
| 142 Y = varargin{2}; | |
| 143 else | |
| 144 need_usage = true; | |
| 145 returm; | |
| 146 endif | |
| 147 | |
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148 if (rows (X) != rows (Y)) |
| 8127 | 149 error ("plotmatrix: dimension mismatch in the arguments"); |
| 150 endif | |
| 151 | |
| 152 [dummy, m] = size (X); | |
| 153 [dummy, n] = size (Y); | |
| 154 | |
| 155 h = []; | |
| 156 ax = []; | |
| 157 p = []; | |
| 158 pax = []; | |
| 159 | |
| 160 xsize = 0.9 / m; | |
| 161 ysize = 0.9 / n; | |
| 162 xoff = 0.05; | |
| 163 yoff = 0.05; | |
| 164 border = [0.130, 0.110, 0.225, 0.185] .* [xsize, ysize, xsize, ysize]; | |
| 165 border(3:4) = - border(3:4) - border(1:2); | |
| 166 | |
| 167 for i = 1 : n | |
| 168 for j = 1 : m | |
| 169 pos = [xsize * (j - 1) + xoff, ysize * (n - i) + yoff, xsize, ysize]; | |
| 170 tmp = axes ("outerposition", pos, "position", pos + border, | |
| 10549 | 171 "parent", parent); |
| 8127 | 172 if (i == j && have_hist) |
| 10549 | 173 pax = [pax ; tmp]; |
| 174 [nn, xx] = hist (X(:, i)); | |
| 175 tmp = bar (xx, nn, 1.0); | |
| 176 p = [p; tmp]; | |
| 8127 | 177 else |
| 10549 | 178 ax = [ax ; tmp]; |
| 179 if (have_line_spec) | |
| 180 tmp = plot (X (:, i), Y (:, j), linespec); | |
| 181 else | |
| 182 tmp = plot (X (:, i), Y (:, j), "."); | |
| 183 endif | |
| 184 h = [h ; tmp]; | |
| 8127 | 185 endif |
| 186 endfor | |
| 187 endfor | |
| 188 endfunction |