Mercurial > hg > octave-lyh

annotate examples/mystruct.c @ 5864:e884ab4f29ee

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
[project @ 2006-06-22 00:57:27 by jwe]
author jwe
date Thu, 22 Jun 2006 00:57:28 +0000
parents
children d2bb3b8a8d20
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
5864
e884ab4f29ee [project @ 2006-06-22 00:57:27 by jwe]
jwe
parents:
diff changeset
1 #include "mex.h"
e884ab4f29ee [project @ 2006-06-22 00:57:27 by jwe]
jwe
parents:
diff changeset
2
e884ab4f29ee [project @ 2006-06-22 00:57:27 by jwe]
jwe
parents:
diff changeset
3 void
e884ab4f29ee [project @ 2006-06-22 00:57:27 by jwe]
jwe
parents:
diff changeset
4 mexFunction (int nlhs, mxArray* plhs[], int nrhs, const mxArray* prhs[])
e884ab4f29ee [project @ 2006-06-22 00:57:27 by jwe]
jwe
parents:
diff changeset
5 {
e884ab4f29ee [project @ 2006-06-22 00:57:27 by jwe]
jwe
parents:
diff changeset
6 int i, j;
e884ab4f29ee [project @ 2006-06-22 00:57:27 by jwe]
jwe
parents:
diff changeset
7 mxArray *v;
e884ab4f29ee [project @ 2006-06-22 00:57:27 by jwe]
jwe
parents:
diff changeset
8 const char *keys[] = { "this", "that" };
e884ab4f29ee [project @ 2006-06-22 00:57:27 by jwe]
jwe
parents:
diff changeset
9
e884ab4f29ee [project @ 2006-06-22 00:57:27 by jwe]
jwe
parents:
diff changeset
10 if (nrhs != 1 || ! mxIsStruct (prhs[0]))
e884ab4f29ee [project @ 2006-06-22 00:57:27 by jwe]
jwe
parents:
diff changeset
11 mexErrMsgTxt ("expects struct");
e884ab4f29ee [project @ 2006-06-22 00:57:27 by jwe]
jwe
parents:
diff changeset
12
e884ab4f29ee [project @ 2006-06-22 00:57:27 by jwe]
jwe
parents:
diff changeset
13 for (i = 0; i < mxGetNumberOfFields (prhs[0]); i++)
e884ab4f29ee [project @ 2006-06-22 00:57:27 by jwe]
jwe
parents:
diff changeset
14 for (j=0; j < mxGetNumberOfElements(prhs[0]); j++)
e884ab4f29ee [project @ 2006-06-22 00:57:27 by jwe]
jwe
parents:
diff changeset
15 {
e884ab4f29ee [project @ 2006-06-22 00:57:27 by jwe]
jwe
parents:
diff changeset
16 mexPrintf ("field %s(%d) = ", mxGetFieldNameByNumber (prhs[0], i), j);
e884ab4f29ee [project @ 2006-06-22 00:57:27 by jwe]
jwe
parents:
diff changeset
17 v = mxGetFieldByNumber (prhs[0], j, i);
e884ab4f29ee [project @ 2006-06-22 00:57:27 by jwe]
jwe
parents:
diff changeset
18 mexCallMATLAB(0, 0, 1, &v, "disp");
e884ab4f29ee [project @ 2006-06-22 00:57:27 by jwe]
jwe
parents:
diff changeset
19 }
e884ab4f29ee [project @ 2006-06-22 00:57:27 by jwe]
jwe
parents:
diff changeset
20
e884ab4f29ee [project @ 2006-06-22 00:57:27 by jwe]
jwe
parents:
diff changeset
21 v = mxCreateStructMatrix (2, 2, 2, keys);
e884ab4f29ee [project @ 2006-06-22 00:57:27 by jwe]
jwe
parents:
diff changeset
22
e884ab4f29ee [project @ 2006-06-22 00:57:27 by jwe]
jwe
parents:
diff changeset
23 mxSetFieldByNumber (v, 0, 0, mxCreateString ("this1"));
e884ab4f29ee [project @ 2006-06-22 00:57:27 by jwe]
jwe
parents:
diff changeset
24 mxSetFieldByNumber (v, 0, 1, mxCreateString ("that1"));
e884ab4f29ee [project @ 2006-06-22 00:57:27 by jwe]
jwe
parents:
diff changeset
25 mxSetFieldByNumber (v, 1, 0, mxCreateString ("this2"));
e884ab4f29ee [project @ 2006-06-22 00:57:27 by jwe]
jwe
parents:
diff changeset
26 mxSetFieldByNumber (v, 1, 1, mxCreateString ("that2"));
e884ab4f29ee [project @ 2006-06-22 00:57:27 by jwe]
jwe
parents:
diff changeset
27 mxSetFieldByNumber (v, 2, 0, mxCreateString ("this3"));
e884ab4f29ee [project @ 2006-06-22 00:57:27 by jwe]
jwe
parents:
diff changeset
28 mxSetFieldByNumber (v, 2, 1, mxCreateString ("that3"));
e884ab4f29ee [project @ 2006-06-22 00:57:27 by jwe]
jwe
parents:
diff changeset
29 mxSetFieldByNumber (v, 3, 0, mxCreateString ("this4"));
e884ab4f29ee [project @ 2006-06-22 00:57:27 by jwe]
jwe
parents:
diff changeset
30 mxSetFieldByNumber (v, 3, 1, mxCreateString ("that4"));
e884ab4f29ee [project @ 2006-06-22 00:57:27 by jwe]
jwe
parents:
diff changeset
31
e884ab4f29ee [project @ 2006-06-22 00:57:27 by jwe]
jwe
parents:
diff changeset
32 if (nlhs)
e884ab4f29ee [project @ 2006-06-22 00:57:27 by jwe]
jwe
parents:
diff changeset
33 plhs[0] = v;
e884ab4f29ee [project @ 2006-06-22 00:57:27 by jwe]
jwe
parents:
diff changeset
34 }