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904
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1 # Copyright (C) 1993, 1994 John W. Eaton |
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245
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2 # |
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3 # This file is part of Octave. |
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4 # |
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5 # Octave is free software; you can redistribute it and/or modify it |
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6 # under the terms of the GNU General Public License as published by the |
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7 # Free Software Foundation; either version 2, or (at your option) any |
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8 # later version. |
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9 # |
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10 # Octave is distributed in the hope that it will be useful, but WITHOUT |
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11 # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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12 # FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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13 # for more details. |
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14 # |
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15 # You should have received a copy of the GNU General Public License |
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16 # along with Octave; see the file COPYING. If not, write to the Free |
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17 # Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. |
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18 |
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934
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19 function plot_2_v_m (x, y, fmt) |
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4
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20 |
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934
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21 if (nargin < 2 || nargin > 3) |
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22 msg = sprintf ("plot_2_v_m (x, y)\n"); |
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23 msg = sprintf ("%s plot_2_v_m (x, y, fmt)", msg); |
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24 usage (msg); |
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25 elseif (nargin == 2) |
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26 fmt = ""; |
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4
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27 endif |
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28 |
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29 [x_nr, x_nc] = size (x); |
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30 [y_nr, y_nc] = size (y); |
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31 |
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32 if (x_nr == 1) |
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33 x = x'; |
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34 tmp = x_nr; |
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35 x_nr = x_nc; |
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36 x_nc = tmp; |
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37 endif |
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38 |
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39 if (x_nr == y_nr) |
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40 1; |
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41 elseif (x_nr == y_nc) |
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42 y = y'; |
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43 tmp = y_nr; |
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44 y_nr = y_nc; |
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45 y_nc = tmp; |
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46 else |
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47 error ("plot_2_v_m: matrix dimensions must match"); |
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48 endif |
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49 |
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50 if (y_nc > 0) |
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51 tmp = [x, y]; |
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934
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52 cmd = sprintf ("gplot tmp(:,%d:%d:%d) %s", 1, x_nc, x_nc+1, fmt); |
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4
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53 for i = 2:y_nc |
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934
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54 cmd = sprintf ("%s, tmp(:,%d:%d:%d) %s", cmd, 1, i, i+1, fmt); |
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4
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55 endfor |
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934
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56 eval (cmd); |
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4
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57 else |
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58 error ("plot_2_v_m: arguments must be a matrices"); |
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59 endif |
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60 |
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61 endfunction |
