Mercurial > hg > octave-lyh
diff examples/mystruct.c @ 5864:e884ab4f29ee
[project @ 2006-06-22 00:57:27 by jwe]
author | jwe |
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date | Thu, 22 Jun 2006 00:57:28 +0000 |
parents | |
children | d2bb3b8a8d20 |
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new file mode 100644 --- /dev/null +++ b/examples/mystruct.c @@ -0,0 +1,34 @@ +#include "mex.h" + +void +mexFunction (int nlhs, mxArray* plhs[], int nrhs, const mxArray* prhs[]) +{ + int i, j; + mxArray *v; + const char *keys[] = { "this", "that" }; + + if (nrhs != 1 || ! mxIsStruct (prhs[0])) + mexErrMsgTxt ("expects struct"); + + for (i = 0; i < mxGetNumberOfFields (prhs[0]); i++) + for (j=0; j < mxGetNumberOfElements(prhs[0]); j++) + { + mexPrintf ("field %s(%d) = ", mxGetFieldNameByNumber (prhs[0], i), j); + v = mxGetFieldByNumber (prhs[0], j, i); + mexCallMATLAB(0, 0, 1, &v, "disp"); + } + + v = mxCreateStructMatrix (2, 2, 2, keys); + + mxSetFieldByNumber (v, 0, 0, mxCreateString ("this1")); + mxSetFieldByNumber (v, 0, 1, mxCreateString ("that1")); + mxSetFieldByNumber (v, 1, 0, mxCreateString ("this2")); + mxSetFieldByNumber (v, 1, 1, mxCreateString ("that2")); + mxSetFieldByNumber (v, 2, 0, mxCreateString ("this3")); + mxSetFieldByNumber (v, 2, 1, mxCreateString ("that3")); + mxSetFieldByNumber (v, 3, 0, mxCreateString ("this4")); + mxSetFieldByNumber (v, 3, 1, mxCreateString ("that4")); + + if (nlhs) + plhs[0] = v; +}