Mercurial > octave-nkf
view scripts/plot/draw/surface.m @ 17572:7bb76a22cde1
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/surface.m@eaab03308c0b |
children | 1ab8e21d9cfc |
line wrap: on
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## Copyright (C) 1993-2012 John W. Eaton ## ## This file is part of Octave. ## ## Octave is free software; you can redistribute it and/or modify it ## under the terms of the GNU General Public License as published by ## the Free Software Foundation; either version 3 of the License, or (at ## your option) any later version. ## ## Octave is distributed in the hope that it will be useful, but ## WITHOUT ANY WARRANTY; without even the implied warranty of ## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU ## General Public License for more details. ## ## You should have received a copy of the GNU General Public License ## along with Octave; see the file COPYING. If not, see ## <http://www.gnu.org/licenses/>. ## -*- texinfo -*- ## @deftypefn {Function File} {} surface (@var{x}, @var{y}, @var{z}, @var{c}) ## @deftypefnx {Function File} {} surface (@var{x}, @var{y}, @var{z}) ## @deftypefnx {Function File} {} surface (@var{z}, @var{c}) ## @deftypefnx {Function File} {} surface (@var{z}) ## @deftypefnx {Function File} {} surface (@dots{}, @var{prop}, @var{val}, @dots{}) ## @deftypefnx {Function File} {} surface (@var{hax}, @dots{}) ## @deftypefnx {Function File} {@var{h} =} surface (@dots{}) ## Create a surface graphic object given matrices @var{x} and @var{y} from ## @code{meshgrid} and a matrix of values @var{z} corresponding to the ## @var{x} and @var{y} coordinates of the surface. ## ## If @var{x} and @var{y} are vectors, then a typical vertex is ## (@var{x}(j), @var{y}(i), @var{z}(i,j)). Thus, columns of @var{z} correspond ## to different @var{x} values and rows of @var{z} correspond to different ## @var{y} values. If only a single input @var{z} is given then @var{x} is ## taken to be @code{1:rows (@var{z})} and @var{y} is ## @code{1:columns (@var{z})}. ## ## Any property/value input pairs are assigned to the surface object. ## ## If the first argument @var{hax} is an axes handle, then plot into this axis, ## rather than the current axes returned by @code{gca}. ## ## The optional return value @var{h} is a graphics handle to the created ## surface object. ## @seealso{surf, mesh, patch, line} ## @end deftypefn ## Author: jwe function h = surface (varargin) [hax, varargin] = __plt_get_axis_arg__ ("surface", varargin{:}); if (isempty (hax)) hax = gca (); endif [htmp, bad_usage] = __surface__ (hax, varargin{:}); if (bad_usage) print_usage (); endif if (nargout > 0) h = htmp; endif endfunction function [h, bad_usage] = __surface__ (ax, varargin) h = 0; bad_usage = false; firststring = nargin; for i = 1 : (nargin - 1) if (ischar (varargin{i})) firststring = i; break; endif endfor if (firststring > 5) bad_usage = true; return; elseif (firststring == 5) x = varargin{1}; y = varargin{2}; z = varargin{3}; c = varargin{4}; if (iscomplex (x) || iscomplex (y) || iscomplex (z) || iscomplex (c)) error ("mesh: X, Y, Z, C arguments must be real"); endif [z_nr, z_nc] = size (z); [c_nr, c_nc, c_np] = size (c); if (! (z_nr == c_nr && z_nc == c_nc && (c_np == 1 || c_np == 3))) error ("surface: Z and C must have the same size"); endif if (isvector (x) && isvector (y) && ismatrix (z)) if (rows (z) == length (y) && columns (z) == length (x)) x = x(:)'; y = y(:); else error ("surface: rows (Z) must be the same as length (Y) and columns (Z) must be the same as length (X)"); endif elseif (ismatrix (x) && ismatrix (y) && ismatrix (z)) if (! size_equal (x, y, z)) error ("surface: X, Y, and Z must have the same dimensions"); endif else error ("surface: X and Y must be vectors and Z must be a matrix"); endif elseif (firststring == 4) x = varargin{1}; y = varargin{2}; z = varargin{3}; c = z; if (iscomplex (x) || iscomplex (y) || iscomplex (z)) error ("mesh: X, Y, Z arguments must be real"); endif if (isvector (x) && isvector (y) && ismatrix (z)) if (rows (z) == length (y) && columns (z) == length (x)) x = x(:)'; y = y(:); else error ("surface: rows (Z) must be the same as length (Y) and columns (Z) must be the same as length (X)"); endif elseif (ismatrix (x) && ismatrix (y) && ismatrix (z)) if (! size_equal (x, y, z)) error ("surface: X, Y, and Z must have the same dimensions"); endif else error ("surface: X and Y must be vectors and Z must be a matrix"); endif elseif (firststring == 3) z = varargin{1}; c = varargin{2}; if (iscomplex (z) || iscomplex (c)) error ("mesh: X, C arguments must be real"); endif if (ismatrix (z) && !isvector (z) && !isscalar (z)) [nr, nc] = size (z); x = 1:nc; y = (1:nr)'; else error ("surface: Z argument must be a matrix"); endif elseif (firststring == 2) z = varargin{1}; c = z; if (iscomplex (z)) error ("mesh: Z argument must be real"); endif if (ismatrix (z) && !isvector (z) && !isscalar (z)) [nr, nc] = size (z); x = 1:nc; y = (1:nr)'; else error ("surface: Z argument must be a matrix"); endif elseif (firststring == 1) x = 1:3; y = x'; c = z = eye (3); else bad_usage = true; return; endif if (firststring < nargin) other_args = varargin(firststring:end); else other_args = {}; # make a default surface object. endif h = __go_surface__ (ax, "xdata", x, "ydata", y, "zdata", z, "cdata", c, other_args{:}); if (! ishold ()) set (ax, "view", [0, 90], "box", "off"); endif endfunction ## Functional tests for surface() are in surf.m, surfc.m, surfl.m, and pcolor.m %!test %! hf = figure ("visible", "off"); %! unwind_protect %! h = surface; %! assert (findobj (hf, "type", "surface"), h); %! assert (get (h, "xdata"), 1:3, eps); %! assert (get (h, "ydata"), (1:3)', eps); %! assert (get (h, "zdata"), eye (3)); %! assert (get (h, "cdata"), eye (3)); %! assert (get (h, "type"), "surface"); %! assert (get (h, "linestyle"), get (0, "defaultsurfacelinestyle")); %! assert (get (h, "linewidth"), get (0, "defaultsurfacelinewidth"), eps); %! assert (get (h, "marker"), get (0, "defaultsurfacemarker")); %! assert (get (h, "markersize"), get (0, "defaultsurfacemarkersize")); %! unwind_protect_cleanup %! close (hf); %! end_unwind_protect