Mercurial > octave-nkf

annotate scripts/plot/draw/private/__interp_cube__.m @ 17572:7bb76a22cde1

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
maint: Split scripts/plot directory into 4 pieces. scripts/gui : user-interface functions scripts/plot/appearance : functions controlling plot appearance scripts/plot/draw : plotting functions which produce graphs scripts/plot/util : low-level plotting functions and utilities. * scripts/gui/guidata.m, scripts/gui/guihandles.m, scripts/gui/module.mk, scripts/gui/private/__file_filter__.m, scripts/gui/private/__fltk_file_filter__.m, scripts/gui/private/__is_function__.m, scripts/gui/private/__uigetdir_fltk__.m, scripts/gui/private/__uigetfile_fltk__.m, scripts/gui/private/__uiobject_split_args__.m, scripts/gui/private/__uiputfile_fltk__.m, scripts/gui/uicontextmenu.m, scripts/gui/uicontrol.m, scripts/gui/uigetdir.m, scripts/gui/uigetfile.m, scripts/gui/uimenu.m, scripts/gui/uipanel.m, scripts/gui/uipushtool.m, scripts/gui/uiputfile.m, scripts/gui/uiresume.m, scripts/gui/uitoggletool.m, scripts/gui/uitoolbar.m, scripts/gui/uiwait.m, scripts/gui/waitbar.m, scripts/gui/waitforbuttonpress.m: Moved from scripts/plot to scripts/gui * scripts/plot/appearance/__clabel__.m, scripts/plot/appearance/__getlegenddata__.m, scripts/plot/appearance/axis.m, scripts/plot/appearance/box.m, scripts/plot/appearance/caxis.m, scripts/plot/appearance/clabel.m, scripts/plot/appearance/daspect.m, scripts/plot/appearance/diffuse.m, scripts/plot/appearance/grid.m, scripts/plot/appearance/gtext.m, scripts/plot/appearance/hidden.m, scripts/plot/appearance/legend.m, scripts/plot/appearance/orient.m, scripts/plot/appearance/pbaspect.m, scripts/plot/appearance/private/__axis_label__.m, scripts/plot/appearance/private/__axis_limits__.m, scripts/plot/appearance/shading.m, scripts/plot/appearance/specular.m, scripts/plot/appearance/text.m, scripts/plot/appearance/title.m, scripts/plot/appearance/view.m, scripts/plot/appearance/whitebg.m, scripts/plot/appearance/xlabel.m, scripts/plot/appearance/xlim.m, scripts/plot/appearance/ylabel.m, scripts/plot/appearance/ylim.m, scripts/plot/appearance/zlabel.m, scripts/plot/appearance/zlim.m: Moved from scripts/plot to subdir appearance. * scripts/plot/draw/area.m, scripts/plot/draw/bar.m, scripts/plot/draw/barh.m, scripts/plot/draw/colorbar.m, scripts/plot/draw/comet.m, scripts/plot/draw/comet3.m, scripts/plot/draw/compass.m, scripts/plot/draw/contour.m, scripts/plot/draw/contour3.m, scripts/plot/draw/contourc.m, scripts/plot/draw/contourf.m, scripts/plot/draw/cylinder.m, scripts/plot/draw/ellipsoid.m, scripts/plot/draw/errorbar.m, scripts/plot/draw/ezcontour.m, scripts/plot/draw/ezcontourf.m, scripts/plot/draw/ezmesh.m, scripts/plot/draw/ezmeshc.m, scripts/plot/draw/ezplot.m, scripts/plot/draw/ezplot3.m, scripts/plot/draw/ezpolar.m, scripts/plot/draw/ezsurf.m, scripts/plot/draw/ezsurfc.m, scripts/plot/draw/feather.m, scripts/plot/draw/fill.m, scripts/plot/draw/fplot.m, scripts/plot/draw/hist.m, scripts/plot/draw/isocolors.m, scripts/plot/draw/isonormals.m, scripts/plot/draw/isosurface.m, scripts/plot/draw/line.m, scripts/plot/draw/loglog.m, scripts/plot/draw/loglogerr.m, scripts/plot/draw/mesh.m, scripts/plot/draw/meshc.m, scripts/plot/draw/meshz.m, scripts/plot/draw/pareto.m, scripts/plot/draw/patch.m, scripts/plot/draw/pcolor.m, scripts/plot/draw/peaks.m, scripts/plot/draw/pie.m, scripts/plot/draw/pie3.m, scripts/plot/draw/plot.m, scripts/plot/draw/plot3.m, scripts/plot/draw/plotmatrix.m, scripts/plot/draw/plotyy.m, scripts/plot/draw/polar.m, scripts/plot/draw/private/__add_datasource__.m, scripts/plot/draw/private/__bar__.m, scripts/plot/draw/private/__contour__.m, scripts/plot/draw/private/__errcomm__.m, scripts/plot/draw/private/__errplot__.m, scripts/plot/draw/private/__ezplot__.m, scripts/plot/draw/private/__interp_cube__.m, scripts/plot/draw/private/__line__.m, scripts/plot/draw/private/__marching_cube__.m, scripts/plot/draw/private/__patch__.m, scripts/plot/draw/private/__pie__.m, scripts/plot/draw/private/__plt__.m, scripts/plot/draw/private/__quiver__.m, scripts/plot/draw/private/__scatter__.m, scripts/plot/draw/private/__stem__.m, scripts/plot/draw/quiver.m, scripts/plot/draw/quiver3.m, scripts/plot/draw/rectangle.m, scripts/plot/draw/ribbon.m, scripts/plot/draw/rose.m, scripts/plot/draw/scatter.m, scripts/plot/draw/scatter3.m, scripts/plot/draw/semilogx.m, scripts/plot/draw/semilogxerr.m, scripts/plot/draw/semilogy.m, scripts/plot/draw/semilogyerr.m, scripts/plot/draw/shrinkfaces.m, scripts/plot/draw/slice.m, scripts/plot/draw/sombrero.m, scripts/plot/draw/sphere.m, scripts/plot/draw/stairs.m, scripts/plot/draw/stem.m, scripts/plot/draw/stem3.m, scripts/plot/draw/stemleaf.m, scripts/plot/draw/surf.m, scripts/plot/draw/surface.m, scripts/plot/draw/surfc.m, scripts/plot/draw/surfl.m, scripts/plot/draw/surfnorm.m, scripts/plot/draw/tetramesh.m, scripts/plot/draw/trimesh.m, scripts/plot/draw/triplot.m, scripts/plot/draw/trisurf.m, scripts/plot/draw/waterfall.m: Moved from plot/ to subdir draw. * scripts/plot/util/__actual_axis_position__.m, scripts/plot/util/__default_plot_options__.m, scripts/plot/util/__gnuplot_drawnow__.m, scripts/plot/util/__next_line_color__.m, scripts/plot/util/__next_line_style__.m, scripts/plot/util/__plt_get_axis_arg__.m, scripts/plot/util/__pltopt__.m, scripts/plot/util/allchild.m, scripts/plot/util/ancestor.m, scripts/plot/util/axes.m, scripts/plot/util/cla.m, scripts/plot/util/clf.m, scripts/plot/util/close.m, scripts/plot/util/closereq.m, scripts/plot/util/colstyle.m, scripts/plot/util/copyobj.m, scripts/plot/util/figure.m, scripts/plot/util/findall.m, scripts/plot/util/findfigs.m, scripts/plot/util/findobj.m, scripts/plot/util/gca.m, scripts/plot/util/gcbf.m, scripts/plot/util/gcbo.m, scripts/plot/util/gcf.m, scripts/plot/util/gco.m, scripts/plot/util/ginput.m, scripts/plot/util/gnuplot_binary.in, scripts/plot/util/graphics_toolkit.m, scripts/plot/util/hdl2struct.m, scripts/plot/util/hggroup.m, scripts/plot/util/hold.m, scripts/plot/util/isaxes.m, scripts/plot/util/isfigure.m, scripts/plot/util/ishghandle.m, scripts/plot/util/ishold.m, scripts/plot/util/isprop.m, scripts/plot/util/linkprop.m, scripts/plot/util/meshgrid.m, scripts/plot/util/ndgrid.m, scripts/plot/util/newplot.m, scripts/plot/util/print.m, scripts/plot/util/printd.m, scripts/plot/util/private/__add_default_menu__.m, scripts/plot/util/private/__fltk_ginput__.m, scripts/plot/util/private/__fltk_print__.m, scripts/plot/util/private/__ghostscript__.m, scripts/plot/util/private/__gnuplot_get_var__.m, scripts/plot/util/private/__gnuplot_ginput__.m, scripts/plot/util/private/__gnuplot_has_feature__.m, scripts/plot/util/private/__gnuplot_has_terminal__.m, scripts/plot/util/private/__gnuplot_open_stream__.m, scripts/plot/util/private/__gnuplot_print__.m, scripts/plot/util/private/__gnuplot_version__.m, scripts/plot/util/private/__go_draw_axes__.m, scripts/plot/util/private/__go_draw_figure__.m, scripts/plot/util/private/__print_parse_opts__.m, scripts/plot/util/private/__tight_eps_bbox__.m, scripts/plot/util/refresh.m, scripts/plot/util/refreshdata.m, scripts/plot/util/saveas.m, scripts/plot/util/shg.m, scripts/plot/util/struct2hdl.m, scripts/plot/util/subplot.m: Moved from plot to subdir util. * etc/HACKING: Updated directory structure info. * scripts/Makefile.am, scripts/plot/appearance/module.mk, scripts/plot/draw/module.mk, scripts/plot/util/module.mk: Added new directories to build system.
author Rik <rik@octave.org>
date Fri, 04 Oct 2013 17:09:08 -0700
parents scripts/plot/private/__interp_cube__.m@1c89599167a6
children d63878346099
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
14138
72c96de7a403 maint: update copyright notices for 2012
John W. Eaton <jwe@octave.org>
parents: 11523
diff changeset
1 ## Copyright (C) 2009-2012 Martin Helm
9110
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
2 ##
11104
2c356a35d7f5 fix copyright notices
John W. Eaton <jwe@octave.org>
parents: 10635
diff changeset
3 ## This file is part of Octave.
9110
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
4 ##
11104
2c356a35d7f5 fix copyright notices
John W. Eaton <jwe@octave.org>
parents: 10635
diff changeset
5 ## Octave is free software; you can redistribute it and/or modify it
2c356a35d7f5 fix copyright notices
John W. Eaton <jwe@octave.org>
parents: 10635
diff changeset
6 ## under the terms of the GNU General Public License as published by
2c356a35d7f5 fix copyright notices
John W. Eaton <jwe@octave.org>
parents: 10635
diff changeset
7 ## the Free Software Foundation; either version 3 of the License, or (at
2c356a35d7f5 fix copyright notices
John W. Eaton <jwe@octave.org>
parents: 10635
diff changeset
8 ## your option) any later version.
2c356a35d7f5 fix copyright notices
John W. Eaton <jwe@octave.org>
parents: 10635
diff changeset
9 ##
2c356a35d7f5 fix copyright notices
John W. Eaton <jwe@octave.org>
parents: 10635
diff changeset
10 ## Octave is distributed in the hope that it will be useful, but
2c356a35d7f5 fix copyright notices
John W. Eaton <jwe@octave.org>
parents: 10635
diff changeset
11 ## WITHOUT ANY WARRANTY; without even the implied warranty of
2c356a35d7f5 fix copyright notices
John W. Eaton <jwe@octave.org>
parents: 10635
diff changeset
12 ## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
2c356a35d7f5 fix copyright notices
John W. Eaton <jwe@octave.org>
parents: 10635
diff changeset
13 ## General Public License for more details.
9110
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
14 ##
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
15 ## You should have received a copy of the GNU General Public License
11104
2c356a35d7f5 fix copyright notices
John W. Eaton <jwe@octave.org>
parents: 10635
diff changeset
16 ## along with Octave; see the file COPYING. If not, see
2c356a35d7f5 fix copyright notices
John W. Eaton <jwe@octave.org>
parents: 10635
diff changeset
17 ## <http://www.gnu.org/licenses/>.
9110
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
18 ##
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
19 ## Author: Martin Helm <martin@mhelm.de>
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
20
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
21 ## -*- texinfo -*-
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
22 ## @deftypefn {Function File} {[@var{vxyz}, @var{idx}, @var{frac}] =} __interp_cube__ (@var{x}, @var{y}, @var{z}, @var{val}, @var{v})
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
23 ## Undocumented internal function.
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
24 ## @end deftypefn
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
25
14868
5d3a684236b0 maint: Use Octave coding conventions for cuddling parentheses in scripts directory
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
26 function [Vxyz, idx, frac] = __interp_cube__ (x, y, z, val, v, req = "values" )
17176
abf384f5d243 maint: Remove unneeded input validation from internal fcns in private/ directories.
Rik <rik@octave.org>
parents: 14872
diff changeset
27 if (ismatrix (x) && ndims (x) == 3 && ismatrix (y) && ndims (y) == 3
9110
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
28 && ismatrix (z) && ndims (z) == 3 && size_equal (x, y, z, val))
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
29 x = squeeze (x(1,:,1))(:);
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
30 y = squeeze (y(:,1,1))(:);
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
31 z = squeeze (z(1,1,:))(:);
17176
abf384f5d243 maint: Remove unneeded input validation from internal fcns in private/ directories.
Rik <rik@octave.org>
parents: 14872
diff changeset
32 elseif (isvector (x) && isvector (y) && isvector (z))
9110
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
33 x = x(:);
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
34 y = 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
35 z = z(:);
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
36 else
14868
5d3a684236b0 maint: Use Octave coding conventions for cuddling parentheses in scripts directory
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
37 error ("__interp_cube__: X, Y, Z have wrong dimensions");
9110
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
38 endif
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
39 if (size (val) != [length(x), length(y), length(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: 11120
diff changeset
40 error ("__interp_cube__: VAL has wrong dimensions");
9110
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
41 endif
14872
c2dbdeaa25df maint: use rows() and columns() to clarify m-files.
Rik <octave@nomad.inbox5.com>
parents: 14868
diff changeset
42 if (columns (v) != 3)
17176
abf384f5d243 maint: Remove unneeded input validation from internal fcns in private/ directories.
Rik <rik@octave.org>
parents: 14872
diff changeset
43 error ( "V has to be Nx3 matrix");
9110
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
44 endif
17176
abf384f5d243 maint: Remove unneeded input validation from internal fcns in private/ directories.
Rik <rik@octave.org>
parents: 14872
diff changeset
45 ##if (!ischar (req))
abf384f5d243 maint: Remove unneeded input validation from internal fcns in private/ directories.
Rik <rik@octave.org>
parents: 14872
diff changeset
46 ## error ('__interp_cube__: Invalid request parameter use "values", "normals" or "normals8"');
abf384f5d243 maint: Remove unneeded input validation from internal fcns in private/ directories.
Rik <rik@octave.org>
parents: 14872
diff changeset
47 ##endif
9110
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
48 if (isempty (v))
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
49 Vxyz = idx = frac = [];
17312
088d014a7fe2 Use semicolon after "return" statement in core m-files.
Rik <rik@octave.org>
parents: 17176
diff changeset
50 return;
9110
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
51 endif
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
52
11120
a44f979a35ce style fixes for some .m files
John W. Eaton <jwe@octave.org>
parents: 11104
diff changeset
53 switch (req)
9110
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
54 case "normals"
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
55 [idx, frac] = cube_idx (x, y, z, v);
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
56
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
57 dx = x(2:end) - x(1:end-1);
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
58 dy = y(2:end) - y(1:end-1);
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
59 dz = z(2:end) - z(1:end-1);
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
60 dx = 0.5 .* [dx;dx(end)](idx(:,2));
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
61 dy = 0.5 .* [dy;dy(end)](idx(:,1));
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
62 dz = 0.5 .* [dz;dz(end)](idx(:,3));
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
63
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
64 p000 = [v(:, 1) - dx, v(:, 2) - dy, v(:, 3) - dz];
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
65 p100 = [v(:, 1) + dx, v(:, 2) - dy, v(:, 3) - dz];
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
66 p010 = [v(:, 1) - dx, v(:, 2) + dy, v(:, 3) - dz];
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
67 p001 = [v(:, 1) - dx, v(:, 2) - dy, v(:, 3) + dz];
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
68 p011 = [v(:, 1) - dx, v(:, 2) + dy, v(:, 3) + dz];
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
69 p101 = [v(:, 1) + dx, v(:, 2) - dy, v(:, 3) + dz];
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
70 p110 = [v(:, 1) + dx, v(:, 2) + dy, v(:, 3) - dz];
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
71 p111 = [v(:, 1) + dx, v(:, 2) + dy, v(:, 3) + dz];
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
72
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
73 v000 = interp_cube_trilin (x, y, z, val, p000);
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
74 v100 = interp_cube_trilin (x, y, z, val, p100);
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
75 v010 = interp_cube_trilin (x, y, z, val, p010);
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
76 v001 = interp_cube_trilin (x, y, z, val, p001);
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
77 v011 = interp_cube_trilin (x, y, z, val, p011);
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
78 v101 = interp_cube_trilin (x, y, z, val, p101);
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
79 v110 = interp_cube_trilin (x, y, z, val, p110);
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
80 v111 = interp_cube_trilin (x, y, z, val, p111);
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
81
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
82 Dx = -v000 .+ v100 .- v010 .- v001 .- v011 .+ v101 .+ v110 .+ v111;
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
83 Dy = -v000 .- v100 .+ v010 .- v001 .+ v011 .- v101 .+ v110 .+ v111;
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
84 Dz = -v000 .- v100 .- v010 .+ v001 .+ v011 .+ v101 .- v110 .+ v111;
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
85 Vxyz = 0.5 .* [Dx./dx, Dy./dy, Dz./dz];
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
86 case "normals8"
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
87 [idx, frac] = cube_idx (x, y, z, v);
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
88
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
89 dx = x(2:end) - x(1:end-1);
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
90 dy = y(2:end) - y(1:end-1);
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
91 dz = z(2:end) - z(1:end-1);
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
92 dx = [dx;dx(end)](idx(:,2));
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
93 dy = [dy;dy(end)](idx(:,1));
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
94 dz = [dz;dz(end)](idx(:,3));
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
95 [Dx, Dy, Dz, idx, frac] = interp_cube_trilin_grad (x, y, z, val, v);
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
96 Vxyz = [Dx./dx, Dy./dy, Dz./dz];
17176
abf384f5d243 maint: Remove unneeded input validation from internal fcns in private/ directories.
Rik <rik@octave.org>
parents: 14872
diff changeset
97 case "values"
abf384f5d243 maint: Remove unneeded input validation from internal fcns in private/ directories.
Rik <rik@octave.org>
parents: 14872
diff changeset
98 [Vxyz, idx, frac] = interp_cube_trilin (x, y, z, val, v);
9110
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
99 otherwise
17176
abf384f5d243 maint: Remove unneeded input validation from internal fcns in private/ directories.
Rik <rik@octave.org>
parents: 14872
diff changeset
100 error ('__interp_cube__: Invalid request type "%s", use "values", "normals" or "normals8"', req);
9110
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
101 endswitch
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
102 endfunction
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
103
14868
5d3a684236b0 maint: Use Octave coding conventions for cuddling parentheses in scripts directory
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
104 function [Vxyz, idx, frac] = interp_cube_trilin (x, y, z, val, v)
9110
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 [idx, frac] = cube_idx (x(:), y(:), z(:), v);
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 sval = size (val);
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 i000 = sub2ind (sval, idx(:, 1), idx(:, 2), idx(:, 3));
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
108 i100 = sub2ind (sval, idx(:, 1)+1, idx(:, 2), idx(:, 3));
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
109 i010 = sub2ind (sval, idx(:, 1), idx(:, 2)+1, idx(:, 3));
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
110 i001 = sub2ind (sval, idx(:, 1), idx(:, 2), idx(:, 3)+1);
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
111 i101 = sub2ind (sval, idx(:, 1)+1, idx(:, 2), idx(:, 3)+1);
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
112 i011 = sub2ind (sval, idx(:, 1), idx(:, 2)+1, idx(:, 3)+1);
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
113 i110 = sub2ind (sval, idx(:, 1)+1, idx(:, 2)+1, idx(:, 3));
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
114 i111 = sub2ind (sval, idx(:, 1)+1, idx(:, 2)+1, idx(:, 3)+1 );
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
115 Bx = frac(:, 1);
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
116 By = frac(:, 2);
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
117 Bz = frac(:, 3);
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
118 Vxyz = ...
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
119 val( i000 ) .* (1 .- Bx) .* (1 .- By) .* (1 .- Bz) .+ ...
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
120 val( i100 ) .* Bx .* (1 .- By) .* (1 .- Bz) .+ ...
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
121 val( i010 ) .* (1 .- Bx) .* By .* (1 .- Bz) .+ ...
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
122 val( i001 ) .* (1 .- Bx) .* (1 .- By) .* Bz .+ ...
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
123 val( i011 ) .* (1 .- Bx) .* By .* Bz .+ ...
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
124 val( i101 ) .* Bx .* (1 .- By) .* Bz .+ ...
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
125 val( i110 ) .* Bx .* By .* (1 .- Bz) .+ ...
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
126 val( i111 ) .* Bx .* By .* Bz;
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
127 endfunction
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
128
14868
5d3a684236b0 maint: Use Octave coding conventions for cuddling parentheses in scripts directory
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
129 function [Dx, Dy, Dz, idx, frac] = interp_cube_trilin_grad (x, y, z, val, v)
9110
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
130 [idx, frac] = cube_idx (x(:), y(:), z(:), v);
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
131 sval = size (val);
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
132 i000 = sub2ind (sval, idx(:, 1), idx(:, 2), idx(:, 3));
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
133 i100 = sub2ind (sval, idx(:, 1)+1, idx(:, 2), idx(:, 3));
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
134 i010 = sub2ind (sval, idx(:, 1), idx(:, 2)+1, idx(:, 3));
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
135 i001 = sub2ind (sval, idx(:, 1), idx(:, 2), idx(:, 3)+1);
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
136 i101 = sub2ind (sval, idx(:, 1)+1, idx(:, 2), idx(:, 3)+1);
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
137 i011 = sub2ind (sval, idx(:, 1), idx(:, 2)+1, idx(:, 3)+1);
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
138 i110 = sub2ind (sval, idx(:, 1)+1, idx(:, 2)+1, idx(:, 3));
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
139 i111 = sub2ind (sval, idx(:, 1)+1, idx(:, 2)+1, idx(:, 3)+1 );
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
140 Bx = frac(:, 1);
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
141 By = frac(:, 2);
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
142 Bz = frac(:, 3);
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
143 Dx = ...
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
144 val( i000 ) .* -1 .* (1 .- By) .* (1 .- Bz) .+ ...
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
145 val( i100 ) .* (1 .- By) .* (1 .- Bz) .+ ...
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
146 val( i010 ) .* -1 .* By .* (1 .- Bz) .+ ...
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
147 val( i001 ) .* -1 .* (1 .- By) .* Bz .+ ...
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
148 val( i011 ) .* -1 .* By .* Bz .+ ...
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
149 val( i101 ) .* (1 .- By) .* Bz .+ ...
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
150 val( i110 ) .* By .* (1 .- Bz) .+ ...
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
151 val( i111 ) .* By .* Bz;
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
152 Dy = ...
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
153 val( i000 ) .* (1 .- Bx) .* -1 .* (1 .- Bz) .+ ...
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
154 val( i100 ) .* Bx .* -1 .* (1 .- Bz) .+ ...
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
155 val( i010 ) .* (1 .- Bx) .* (1 .- Bz) .+ ...
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
156 val( i001 ) .* (1 .- Bx) .* -1 .* Bz .+ ...
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
157 val( i011 ) .* (1 .- Bx) .* Bz .+ ...
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
158 val( i101 ) .* Bx .* -1 .* Bz .+ ...
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
159 val( i110 ) .* Bx .* (1 .- Bz) .+ ...
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
160 val( i111 ) .* Bx .* Bz;
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
161 Dz = ...
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
162 val( i000 ) .* (1 .- Bx) .* (1 .- By) .* -1 .+ ...
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
163 val( i100 ) .* Bx .* (1 .- By) .* -1 .+ ...
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
164 val( i010 ) .* (1 .- Bx) .* By .* -1 .+ ...
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
165 val( i001 ) .* (1 .- Bx) .* (1 .- By) .+ ...
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
166 val( i011 ) .* (1 .- Bx) .* By + ...
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
167 val( i101 ) .* Bx .* (1 .- By) .+ ...
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
168 val( i110 ) .* Bx .* By .* -1 .+ ...
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
169 val( i111 ) .* Bx .* By;
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
170 endfunction
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
171
14868
5d3a684236b0 maint: Use Octave coding conventions for cuddling parentheses in scripts directory
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
172 function [idx, frac] = cube_idx (x, y, z, v)
9110
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
173 idx = zeros (size (v));
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
174 frac = zeros (size (v));
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
175 idx(:, 2) = lookup (x(2:end-1), v(:, 1)) + 1;
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
176 frac(:, 2) = (v(:, 1) - x(idx(:, 2)) )...
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
177 ./ (x(idx(:, 2)+1) - x(idx(:, 2)));
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
178 idx(:, 1) = lookup (y(2:end-1), v(:, 2)) + 1;
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
179 frac(:, 1) = (v(:, 2) - y(idx(:, 1))) ...
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
180 ./ (y(idx(:, 1)+1) - y(idx(:, 1)));
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
181 idx(:, 3) = lookup (z(2:end-1), v(:, 3)) + 1;
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
182 frac(:, 3) = (v(:, 3) - z(idx(:, 3))) ...
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
183 ./ (z(idx(:, 3)+1) - z(idx(:, 3)));
10635
d1978e7364ad Print name of function in error() string messages.
Rik <octave@nomad.inbox5.com>
parents: 9896
diff changeset
184 endfunction
17338
1c89599167a6 maint: End m-files with 1 blank line.
Rik <rik@octave.org>
parents: 17312
diff changeset
185