Mercurial > octave
view scripts/plot/appearance/shading.m @ 21562:6c2fd62db1f7
maint: Eliminate accidental double spaces in code.
* make_int.cc, file-editor-tab.h, file-editor.cc, shortcut-manager.h,
__contourc__.cc, cellfun.cc, debug.cc, errwarn.h, graphics.in.h, jit-ir.h,
oct-stream.cc, quadcc.cc, qz.cc, sparse-xdiv.cc, symtab.cc, __init_fltk__.cc,
ov-class.cc, ov-float.h, ov-scalar.h, op-int.h, CNDArray.cc, CSparse.cc,
MSparse.cc, Sparse.cc, boolNDArray.cc, chNDArray.cc, dNDArray.cc, dSparse.cc,
fCNDArray.cc, fNDArray.cc, int16NDArray.cc, int32NDArray.cc, int64NDArray.cc,
int8NDArray.cc, intNDArray.cc, uint16NDArray.cc, uint32NDArray.cc,
uint64NDArray.cc, uint8NDArray.cc, randgamma.h, randmtzig.h, randpoisson.c,
randpoisson.h, Sparse-op-defs.h, oct-time.cc, kpse.cc, lo-array-errwarn.h,
lo-ieee.h, del2.m, num2str.m, __isequal__.m, lookfor.m, hsv2rgb.m,
colorspace_conversion_revert.m, fminbnd.m, create_pkgadddel.m, shading.m,
struct2hdl.m, gallery.m, discrete_cdf.m, kolmogorov_smirnov_test.m, assert.m,
datestr.m, classes.tst, jit.tst:
Eliminate accidental double spaces in code.
author | Rik <rik@octave.org> |
---|---|
date | Wed, 30 Mar 2016 15:19:12 -0700 |
parents | 516bb87ea72e |
children | db71f8a7d896 |
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## Copyright (C) 2006-2015 Kai Habel ## ## 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 {} {} shading (@var{type}) ## @deftypefnx {} {} shading (@var{hax}, @var{type}) ## Set the shading of patch or surface graphic objects. ## ## Valid arguments for @var{type} are ## ## @table @asis ## @item @qcode{"flat"} ## Single colored patches with invisible edges. ## ## @item @qcode{"faceted"} ## Single colored patches with visible edges. ## ## @item @qcode{"interp"} ## Color between patch vertices are interpolated and the patch edges are ## invisible. ## @end table ## ## If the first argument @var{hax} is an axes handle, then plot into this axis, ## rather than the current axes returned by @code{gca}. ## @seealso{fill, mesh, patch, pcolor, surf, surface, hidden} ## @end deftypefn ## Author: Kai Habel <kai.habel@gmx.de> function shading (varargin) [hax, varargin, nargin] = __plt_get_axis_arg__ ("shading", varargin{:}); if (nargin != 1) print_usage (); endif mode = varargin{1}; if (isempty (hax)) hax = gca (); endif ## Find all patch and surface objects that are descendants of hax ## and which are not part of a contour plot hggroup. hlist = []; kids = get (hax, "children"); while (! isempty (kids)) types = get (kids, "type"); hlist = [hlist; kids(strcmp(types, "patch"))]; hlist = [hlist; kids(strcmp(types, "surface"))]; parents = kids(strcmp (types, "axes")); hglist = kids(strcmp (types, "hggroup")); for i = 1 : numel (hglist) props = get (hglist(i)); if (! isfield (props, "levelstep")) parents(end+1) = hglist(i); endif endfor kids = get (parents, "children"); endwhile ## FIXME: This is the old, simple code. ## Unfortunately, it also shades contour plots which is not desirable. ##hp = findobj (hax, "type", "patch"); ##hs = findobj (hax, "type", "surface"); ##hlist = [hp(:); hs(:)]; switch (lower (mode)) case "flat" set (hlist, "facecolor", "flat"); set (hlist, "edgecolor", "none"); case "interp" set (hlist, "facecolor", "interp"); set (hlist, "edgecolor", "none"); case "faceted" set (hlist, "facecolor", "flat"); set (hlist, "edgecolor", [0 0 0]); otherwise error ('shading: Invalid MODE "%s"', mode); endswitch endfunction %!demo %! clf; %! colormap ('default'); %! sombrero (); %! shading faceted; %! title ('shading ''faceted'''); %!demo %! clf; %! colormap ('default'); %! sombrero (); %! shading flat; %! title ('shading ''flat'''); %!demo %! clf; %! colormap ('default'); %! sombrero (); %! shading interp; %! title ('shading ''interp'''); %!demo %! clf; %! colormap ('default'); %! pcolor (peaks ()); %! shading faceted; %! title ('shading ''faceted'''); %!demo %! clf; %! colormap ('default'); %! pcolor (peaks ()); %! shading flat; %! title ('shading ''flat'''); %!demo %! clf; %! colormap ('default'); %! pcolor (peaks ()); %! shading interp; %! title ('shading ''interp''');