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