X-Git-Url: https://www.ginac.de/ginac.git//ginac.git?p=ginac.git;a=blobdiff_plain;f=check%2Ftime_lw_M1.cpp;h=0d9cc59717e084af47963ddcab85da0111b60d19;hp=025da6965af57c3cd74a71cf03b70e27d74ddf6a;hb=aff357309f6611a59efb10d06d3dcfd3812a9ec5;hpb=e7cc6a764ff67b5885d6633385fac23ccc1dc9a7 diff --git a/check/time_lw_M1.cpp b/check/time_lw_M1.cpp index 025da696..0d9cc597 100644 --- a/check/time_lw_M1.cpp +++ b/check/time_lw_M1.cpp @@ -4,7 +4,7 @@ * Lewis and Michael Wester. */ /* - * GiNaC Copyright (C) 1999-2002 Johannes Gutenberg University Mainz, Germany + * GiNaC Copyright (C) 1999-2008 Johannes Gutenberg University Mainz, Germany * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by @@ -18,16 +18,20 @@ * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */ -#include "times.h" +#include +#include "ginac.h" +#include "timer.h" +using namespace std; +using namespace GiNaC; -static unsigned test(void) +static unsigned test() { // Determinant of a sparse matrix that comes up in graph theory: symbol x1("x1"), x2("x2"), x3("x3"), x4("x4"), x5("x5"); - static ex w[26][11] = { + ex w[26][11] = { { 1, 1, 1, 7, x4, 12, x3, 17, x2, 22, x1}, { 2, 2, 1, 8, x4, 13, x3, 18, x2, 23, x1}, { 3, 3, 1, 9, x4, 14, x3, 19, x2, 24, x1}, @@ -73,7 +77,7 @@ static unsigned test(void) return 0; } -unsigned time_lw_M1(void) +unsigned time_lw_M1() { unsigned result = 0; unsigned count = 0; @@ -81,7 +85,6 @@ unsigned time_lw_M1(void) double time = .0; cout << "timing Lewis-Wester test M1 (26x26 sparse, det)" << flush; - clog << "-------Lewis-Wester test M1 (26x26 sparse, det)" << endl; rolex.start(); // correct for very small times: @@ -90,14 +93,16 @@ unsigned time_lw_M1(void) ++count; } while ((time=rolex.read())<0.1 && !result); cout << '.' << flush; - - if (!result) { - cout << " passed "; - clog << "(no output)" << endl; - } else { - cout << " failed "; - } - cout << int(1000*(time/count))*0.001 << 's' << endl; + cout << time/count << 's' << endl; return result; } + +extern void randomify_symbol_serials(); + +int main(int argc, char** argv) +{ + randomify_symbol_serials(); + cout << setprecision(2) << showpoint; + return time_lw_M1(); +}