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Revamp %!demos in m-files to use Octave coding conventions on spacing, etc. Add clf() to all demos using plot features to get reproducibility. Use 64 as input to all colormaps (jet (64)) to get reproducibility. * bicubic.m, cell2mat.m, celldisp.m, cplxpair.m, interp1.m, interp2.m, interpft.m, interpn.m, profile.m, profshow.m, convhull.m, delaunay.m, griddata.m, inpolygon.m, voronoi.m, autumn.m, bone.m, contrast.m, cool.m, copper.m, flag.m, gmap40.m, gray.m, hot.m, hsv.m, image.m, imshow.m, jet.m, ocean.m, pink.m, prism.m, rainbow.m, spring.m, summer.m, white.m, winter.m, condest.m, onenormest.m, axis.m, clabel.m, colorbar.m, comet.m, comet3.m, compass.m, contour.m, contour3.m, contourf.m, cylinder.m, daspect.m, ellipsoid.m, errorbar.m, ezcontour.m, ezcontourf.m, ezmesh.m, ezmeshc.m, ezplot.m, ezplot3.m, ezpolar.m, ezsurf.m, ezsurfc.m, feather.m, fill.m, fplot.m, grid.m, hold.m, isosurface.m, legend.m, loglog.m, loglogerr.m, pareto.m, patch.m, pbaspect.m, pcolor.m, pie.m, pie3.m, plot3.m, plotmatrix.m, plotyy.m, polar.m, quiver.m, quiver3.m, rectangle.m, refreshdata.m, ribbon.m, rose.m, scatter.m, scatter3.m, semilogx.m, semilogxerr.m, semilogy.m, semilogyerr.m, shading.m, slice.m, sombrero.m, stairs.m, stem.m, stem3.m, subplot.m, surf.m, surfc.m, surfl.m, surfnorm.m, text.m, title.m, trimesh.m, triplot.m, trisurf.m, uigetdir.m, uigetfile.m, uimenu.m, uiputfile.m, waitbar.m, xlim.m, ylim.m, zlim.m, mkpp.m, pchip.m, polyaffine.m, spline.m, bicgstab.m, cgs.m, gplot.m, pcg.m, pcr.m, treeplot.m, strtok.m, demo.m, example.m, rundemos.m, speed.m, test.m, calendar.m, datestr.m, datetick.m, weekday.m: Revamp %!demos to use Octave coding conventions on spacing, etc.
author Rik <octave@nomad.inbox5.com>
date Fri, 20 Jan 2012 12:59:53 -0800
parents 72c96de7a403
children 4506eade9f04
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72c96de7a403 maint: update copyright notices for 2012
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1 ## Copyright (C) 2007-2012 David Bateman
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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} {} trisurf (@var{tri}, @var{x}, @var{y}, @var{z})
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21 ## @deftypefnx {Function File} {@var{h} =} trisurf (@dots{})
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22 ## Plot a triangular surface in 3D@. The variable @var{tri} is the triangular
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23 ## meshing of the points @code{(@var{x}, @var{y})} which is returned
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24 ## from @code{delaunay}. The variable @var{z} is value at the point
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25 ## @code{(@var{x}, @var{y})}.
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26 ##
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27 ## The optional return value @var{h} is a graphics handle to the created plot.
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28 ## @seealso{triplot, trimesh, delaunay3}
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29 ## @end deftypefn
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30
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31 function h = trisurf (tri, x, y, z, varargin)
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32
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33 if (nargin < 3)
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34 print_usage ();
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35 endif
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36
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37 if (nargin == 3)
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38 triplot (tri, x, y);
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39 elseif (ischar (z))
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40 triplot (tri, x, y, z, varargin{:});
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41 else
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42 if (nargin > 4 && isnumeric (varargin{1}))
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43 c = varargin{1};
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44 varargin(1) = [];
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45 else
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46 c = z;
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47 endif
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48 if (! any (strcmpi (varargin, "FaceColor")))
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49 nfc = numel (varargin) + 1;
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50 varargin(nfc+(0:1)) = {"FaceColor", "flat"};
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51 else
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52 nfc = find (any (strcmpi (varargin, "FaceColor")), 1);
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53 endif
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54 if (! any (strcmpi (varargin, "EdgeColor"))
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55 && strcmpi (varargin{nfc+1}, "interp"))
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56 varargin(end+(1:2)) = {"EdgeColor", "none"};
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57 endif
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58 newplot ();
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59 handle = patch ("Faces", tri, "Vertices", [x(:), y(:), z(:)],
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60 "FaceVertexCData", reshape (c, numel (c), 1),
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61 varargin{:});
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62 if (nargout > 0)
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63 h = handle;
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64 endif
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65
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66 if (! ishold ())
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67 set (gca(), "view", [-37.5, 30],
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68 "xgrid", "on", "ygrid", "on", "zgrid", "on");
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69 endif
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70 endif
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71
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72 endfunction
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73
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74
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75 %!demo
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76 %! clf;
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77 %! N = 31;
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78 %! [x, y] = meshgrid (1:N);
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79 %! tri = delaunay (x, y);
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80 %! z = peaks (N);
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81 %! h = trisurf (tri, x, y, z, "facecolor", "interp");
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82 %! axis tight;
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83 %! zlim auto;
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84 %! title (sprintf ("facecolor = %s", get (h, "facecolor")));
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85
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86 %!demo
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87 %! clf;
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88 %! N = 31;
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89 %! [x, y] = meshgrid (1:N);
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90 %! tri = delaunay (x, y);
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91 %! z = peaks (N);
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92 %! h = trisurf (tri, x, y, z, "facecolor", "flat");
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93 %! axis tight;
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94 %! zlim auto;
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95 %! title (sprintf ("facecolor = %s", get (h, "facecolor")));
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96
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97 %!demo
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98 %! clf;
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99 %! old_state = rand ("state");
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100 %! restore_state = onCleanup (@() rand ("state", old_state));
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101 %! rand ("state", 10);
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102 %! N = 10;
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David Bateman <dbateman@free.fr>
parents:
diff changeset
103 %! x = 3 - 6 * rand (N, N);
22ae6b3411a7 Add isocolor, isonormals and isosurface functions (For Martin Helm). Add 3D filled triangular patches and the trisurf function
David Bateman <dbateman@free.fr>
parents:
diff changeset
104 %! y = 3 - 6 * rand (N, N);
22ae6b3411a7 Add isocolor, isonormals and isosurface functions (For Martin Helm). Add 3D filled triangular patches and the trisurf function
David Bateman <dbateman@free.fr>
parents:
diff changeset
105 %! z = peaks (x, y);
22ae6b3411a7 Add isocolor, isonormals and isosurface functions (For Martin Helm). Add 3D filled triangular patches and the trisurf function
David Bateman <dbateman@free.fr>
parents:
diff changeset
106 %! tri = delaunay (x(:), y(:));
22ae6b3411a7 Add isocolor, isonormals and isosurface functions (For Martin Helm). Add 3D filled triangular patches and the trisurf function
David Bateman <dbateman@free.fr>
parents:
diff changeset
107 %! trisurf (tri, x(:), y(:), z(:));
12524
482cf3aad915 trisurf.m: Set default edgecolor as Matlab does. Add demos.
Ben Abbott <bpabbott@mac.com>
parents: 12187
diff changeset
108
482cf3aad915 trisurf.m: Set default edgecolor as Matlab does. Add demos.
Ben Abbott <bpabbott@mac.com>
parents: 12187
diff changeset
109 %!demo
14237
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
110 %! clf;
12524
482cf3aad915 trisurf.m: Set default edgecolor as Matlab does. Add demos.
Ben Abbott <bpabbott@mac.com>
parents: 12187
diff changeset
111 %! x = rand (100, 1);
482cf3aad915 trisurf.m: Set default edgecolor as Matlab does. Add demos.
Ben Abbott <bpabbott@mac.com>
parents: 12187
diff changeset
112 %! y = rand (100, 1);
13141
e81ddf9cacd5 maint: untabify and remove trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 12792
diff changeset
113 %! z = x.^2 + y.^2;
e81ddf9cacd5 maint: untabify and remove trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 12792
diff changeset
114 %! tri = delaunay (x, y);
14001
5f0bb45e615c doc: Update documentation for functions returning a graphics handle h (Bug #34761)
Rik <octave@nomad.inbox5.com>
parents: 13747
diff changeset
115 %! trisurf (tri, x, y, z);
12524
482cf3aad915 trisurf.m: Set default edgecolor as Matlab does. Add demos.
Ben Abbott <bpabbott@mac.com>
parents: 12187
diff changeset
116
482cf3aad915 trisurf.m: Set default edgecolor as Matlab does. Add demos.
Ben Abbott <bpabbott@mac.com>
parents: 12187
diff changeset
117 %!demo
14237
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
118 %! clf;
12524
482cf3aad915 trisurf.m: Set default edgecolor as Matlab does. Add demos.
Ben Abbott <bpabbott@mac.com>
parents: 12187
diff changeset
119 %! x = rand (100, 1);
482cf3aad915 trisurf.m: Set default edgecolor as Matlab does. Add demos.
Ben Abbott <bpabbott@mac.com>
parents: 12187
diff changeset
120 %! y = rand (100, 1);
13141
e81ddf9cacd5 maint: untabify and remove trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 12792
diff changeset
121 %! z = x.^2 + y.^2;
e81ddf9cacd5 maint: untabify and remove trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 12792
diff changeset
122 %! tri = delaunay (x, y);
14001
5f0bb45e615c doc: Update documentation for functions returning a graphics handle h (Bug #34761)
Rik <octave@nomad.inbox5.com>
parents: 13747
diff changeset
123 %! trisurf (tri, x, y, z, "facecolor", "interp");
12524
482cf3aad915 trisurf.m: Set default edgecolor as Matlab does. Add demos.
Ben Abbott <bpabbott@mac.com>
parents: 12187
diff changeset
124
482cf3aad915 trisurf.m: Set default edgecolor as Matlab does. Add demos.
Ben Abbott <bpabbott@mac.com>
parents: 12187
diff changeset
125 %!demo
14237
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
126 %! clf;
12524
482cf3aad915 trisurf.m: Set default edgecolor as Matlab does. Add demos.
Ben Abbott <bpabbott@mac.com>
parents: 12187
diff changeset
127 %! x = rand (100, 1);
482cf3aad915 trisurf.m: Set default edgecolor as Matlab does. Add demos.
Ben Abbott <bpabbott@mac.com>
parents: 12187
diff changeset
128 %! y = rand (100, 1);
13141
e81ddf9cacd5 maint: untabify and remove trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 12792
diff changeset
129 %! z = x.^2 + y.^2;
e81ddf9cacd5 maint: untabify and remove trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents: 12792
diff changeset
130 %! tri = delaunay (x, y);
14001
5f0bb45e615c doc: Update documentation for functions returning a graphics handle h (Bug #34761)
Rik <octave@nomad.inbox5.com>
parents: 13747
diff changeset
131 %! trisurf (tri, x, y, z, "facecolor", "interp", "edgecolor", "k");
12524
482cf3aad915 trisurf.m: Set default edgecolor as Matlab does. Add demos.
Ben Abbott <bpabbott@mac.com>
parents: 12187
diff changeset
132