annotate examples/@polynomial/plot.m @ 17191:ca5103ab0b21

check_gzip_magic before get_file_format (wrong type detection, bug #39652) * load-save.cc (get_file_format): call check_gzip_magic before get_file_format to avoid random LS_MAT_ASCII detections in gzipped files. * ls-mat-ascii.cc (looks_like_mat_ascii_file): New arg, IS which could also be a gzipped file, is now opened in the calling function. * ls-mat-ascii.h (looks_like_mat_ascii_file): New arg, IS.
author Andreas Weber <andy.weber.aw@gmail.com>
date Fri, 02 Aug 2013 19:48:34 +0200
parents 1b48b209a8d6
children
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1 function h = plot (p, varargin)
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2 n = 128;
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3 rmax = max (abs (roots (p.poly)));
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4 x = [0 : (n - 1)] / (n - 1) * 2.2 * rmax - 1.1 * rmax;
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5 if (nargout > 0)
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6 h = plot (x, p(x), varargin{:});
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7 else
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8 plot (x, p(x), varargin{:});
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9 endif
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10 endfunction