Mercurial > octave-nkf
view examples/mypow2.c @ 17595:4b65355a31f2
avoid some code duplication in url-transfer ftp methods
* url-transfer.cc (url_transfer::ftp_file_or_dir_action):
New function.
(url_transfer::cwd, url_transfer::del, url_transfer::rmdir,
url_transfer::mkdir): Call ftp_file_or_dir_action.
author | John W. Eaton <jwe@octave.org> |
---|---|
date | Mon, 07 Oct 2013 21:23:51 -0400 |
parents | be41c30bcb44 |
children | 224e76250443 |
line wrap: on
line source
#include "mex.h" void mexFunction (int nlhs, mxArray* plhs[], int nrhs, const mxArray* prhs[]) { mwSize n; mwIndex i; double *vri, *vro; if (nrhs != 1 || ! mxIsNumeric (prhs[0])) mexErrMsgTxt ("ARG1 must be a matrix"); n = mxGetNumberOfElements (prhs[0]); plhs[0] = mxCreateNumericArray (mxGetNumberOfDimensions (prhs[0]), mxGetDimensions (prhs[0]), mxGetClassID (prhs[0]), mxIsComplex (prhs[0])); vri = mxGetPr (prhs[0]); vro = mxGetPr (plhs[0]); if (mxIsComplex (prhs[0])) { double *vii, *vio; vii = mxGetPi (prhs[0]); vio = mxGetPi (plhs[0]); for (i = 0; i < n; i++) { vro[i] = vri[i] * vri[i] - vii[i] * vii[i]; vio[i] = 2 * vri[i] * vii[i]; } } else { for (i = 0; i < n; i++) vro[i] = vri[i] * vri[i]; } }