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1 ## Copyright (C) 1996, 1998 Auburn University. All rights reserved. |
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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, 59 Temple Place, Suite 330, Boston, MA 02111 USA. |
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18 |
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19 ## -*- texinfo -*- |
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20 ## @deftypefn {Function File} {} zp2sys (@var{zer}, @var{pol}, @var{k}, @var{tsam}, @var{inname}, @var{outname}) |
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21 ## Create system data structure from zero-pole data. |
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22 ## |
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23 ## @strong{Inputs} |
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24 ## @table @var |
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25 ## @item zer |
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26 ## vector of system zeros |
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27 ## @item pol |
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28 ## vector of system poles |
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29 ## @item k |
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30 ## scalar leading coefficient |
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31 ## @item tsam |
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32 ## sampling period. default: 0 (continuous system) |
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33 ## @item inname |
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34 ## @itemx outname |
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35 ## input/output signal names (lists of strings) |
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36 ## @end table |
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37 ## |
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38 ## @strong{Outputs} |
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39 ## sys: system data structure |
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40 ## |
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41 ## @strong{Example} |
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42 ## @example |
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43 ## octave:1> sys=zp2sys([1 -1],[-2 -2 0],1); |
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44 ## octave:2> sysout(sys) |
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45 ## Input(s) |
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46 ## 1: u_1 |
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47 ## Output(s): |
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48 ## 1: y_1 |
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49 ## zero-pole form: |
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50 ## 1 (s - 1) (s + 1) |
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51 ## ----------------- |
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52 ## s (s + 2) (s + 2) |
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53 ## @end example |
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54 ## @end deftypefn |
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55 |
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56 ## Modified by John Ingram July 20, 1996 |
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57 |
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58 function outsys = zp2sys ( varargin ) |
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59 |
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60 warning("zp2sys is deprecated. Use zp() instead."); |
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61 outsys = zp(varargin{:}); |
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62 |
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63 endfunction |
