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100 lines (90 loc) · 2.8 KB
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/* -*- mode: C++; c-basic-offset: 2; indent-tabs-mode: nil -*- */
/*
* Main authors:
* Christian Schulte <schulte@gecode.org>
*
* Copyright:
* Christian Schulte, 2004
*
* This file is part of Gecode, the generic constraint
* development environment:
* http://www.gecode.org
*
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*
*/
#include <gecode/driver.hh>
#include <cmath>
namespace Gecode { namespace Driver {
void
stop(Support::Timer& timer, std::ostream& os) {
double t = timer.stop();
unsigned int sec = static_cast<unsigned int>(floor(t / 1000.0));
unsigned int o_msec = static_cast<unsigned int>
(t - 1000.0*static_cast<double>(sec));
unsigned int min = sec / 60;
unsigned int o_sec = sec - 60 * min;
unsigned int hour = min / 60;
unsigned int o_min = min - 60 * hour;
unsigned int day = hour / 24;
unsigned int o_hour = hour - 24 * day;
if (day)
os << day << " days, ";
if (o_hour)
os << o_hour << ":";
if (o_hour || o_min) {
if (o_hour) {
os.width(2); os.fill('0');
}
os << o_min << ":";
os.width(2); os.fill('0');
}
os << o_sec << ".";
os.width(3); os.fill('0');
os << o_msec
<< " ("
<< std::showpoint << std::fixed
<< std::setprecision(3) << t << " ms)";
}
double
am(double t[], unsigned int n) {
if (n < 1)
return 0.0;
double s = 0;
for (unsigned int i=0; i<n; i++)
s += t[i];
return s / n;
}
double
dev(double t[], unsigned int n) {
if (n < 2)
return 0.0;
double m = am(t,n);
double s = 0.0;
for (unsigned int i=0; i<n; i++) {
double d = t[i]-m;
s += d*d;
}
return ::sqrt(s / (n-1)) / m;
}
bool CombinedStop::sigint;
}}
// STATISTICS: driver-any