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## Copyright (C) 2002, 2003 Joao Cardoso
##
## This program 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 2, or (at your option)
## any later version.
##
## This program 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.
##
## This file is part of plplot_octave.
## usage: shading "flat" || "faceted" || "contour"
##
## sets the type of shading to use by surf()
function type = shading(type)
global __pl
strm = __pl_init;
if (nargin == 0)
type = __pl.shading(strm,:);
elseif (nargin == 1)
if (strcmp(type, "flat") || strcmp(type,"faceted") || strcmp(type,"contour"))
__pl.shading = __pl_matstr(__pl.shading, type, strm);
else
usage("shading");
return;
endif
else
usage("shading");
return;
endif
if (exist("automatic_replot"))
if (automatic_replot)
__pl_plotit;
endif
endif
endfunction
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