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annotate examples/mystruct.c @ 7019:4270ded9ddc6

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[project @ 2007-10-13 01:42:20 by jwe]
author jwe
date Sat, 13 Oct 2007 01:42:21 +0000
parents 2aad75fcc93a
children 503001863427
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7019
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1 /*
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2
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3 Copyright (C) 2006, 2007 John W. Eaton
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4
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5 This file is part of Octave.
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6
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7 Octave is free software; you can redistribute it and/or modify it
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8 under the terms of the GNU General Public License as published by the
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9 Free Software Foundation; either version 3 of the License, or (at your
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10 option) any later version.
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11
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12 Octave is distributed in the hope that it will be useful, but WITHOUT
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13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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15 for more details.
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16
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17 You should have received a copy of the GNU General Public License
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18 along with Octave; see the file COPYING. If not, see
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19 <http://www.gnu.org/licenses/>.
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20
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21 */
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22
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23 #include "mex.h"
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24
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25 void
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26 mexFunction (int nlhs, mxArray* plhs[], int nrhs, const mxArray* prhs[])
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27 {
6686
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28 int i;
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29 mwIndex j;
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30 mxArray *v;
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31 const char *keys[] = { "this", "that" };
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32
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33 if (nrhs != 1 || ! mxIsStruct (prhs[0]))
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34 mexErrMsgTxt ("expects struct");
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35
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36 for (i = 0; i < mxGetNumberOfFields (prhs[0]); i++)
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37 for (j = 0; j < mxGetNumberOfElements (prhs[0]); j++)
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38 {
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39 mexPrintf ("field %s(%d) = ",
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40 mxGetFieldNameByNumber (prhs[0], i), j);
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41 v = mxGetFieldByNumber (prhs[0], j, i);
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42 mexCallMATLAB (0, 0, 1, &v, "disp");
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43 }
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44
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45 v = mxCreateStructMatrix (2, 2, 2, keys);
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46
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47 mxSetFieldByNumber (v, 0, 0, mxCreateString ("this1"));
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48 mxSetFieldByNumber (v, 0, 1, mxCreateString ("that1"));
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49 mxSetFieldByNumber (v, 1, 0, mxCreateString ("this2"));
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50 mxSetFieldByNumber (v, 1, 1, mxCreateString ("that2"));
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51 mxSetFieldByNumber (v, 2, 0, mxCreateString ("this3"));
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52 mxSetFieldByNumber (v, 2, 1, mxCreateString ("that3"));
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53 mxSetFieldByNumber (v, 3, 0, mxCreateString ("this4"));
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54 mxSetFieldByNumber (v, 3, 1, mxCreateString ("that4"));
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55
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56 if (nlhs)
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57 plhs[0] = v;
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58 }