Mercurial > octave-dspies
view examples/standalonebuiltin.cc @ 18959:4c45986a278e
dump_demos.m: Check if file exists before demo and add timing.
* dump_demos.m: Skip demo if output print file already exists. Add tic/toc timing
for demo (calculation + plotting) and printing. This allows benchmarks and
finding regressions which causes slow plotting or printing.
author | Andreas Weber <andy.weber.aw@gmail.com> |
---|---|
date | Sat, 26 Jul 2014 12:23:11 +0200 |
parents | adb7c7e6a4a1 |
children |
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#include <iostream> #include <octave/oct.h> #include <octave/builtin-defun-decls.h> int main (void) { int n = 2; Matrix a_matrix = Matrix (n, n); for (octave_idx_type i = 0; i < n; i++) for (octave_idx_type j = 0; j < n; j++) a_matrix(i,j) = (i + 1) * 10 + (j + 1); std::cout << "This is a matrix:" << std::endl << a_matrix << std::endl; octave_value_list in; in(0) = a_matrix; octave_value_list out = Fnorm (in, 1); double norm_of_the_matrix = out(0).double_value (); std::cout << "This is the norm of the matrix:" << std::endl << norm_of_the_matrix << std::endl; return 0; }