Line data    Source code

       1             : /* +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
       2             :    Copyright (c) 2012-2023 The plumed team
       3             :    (see the PEOPLE file at the root of the distribution for a list of names)
       4             : 
       5             :    See http://www.plumed.org for more information.
       6             : 
       7             :    This file is part of plumed, version 2.
       8             : 
       9             :    plumed is free software: you can redistribute it and/or modify
      10             :    it under the terms of the GNU Lesser General Public License as published by
      11             :    the Free Software Foundation, either version 3 of the License, or
      12             :    (at your option) any later version.
      13             : 
      14             :    plumed is distributed in the hope that it will be useful,
      15             :    but WITHOUT ANY WARRANTY; without even the implied warranty of
      16             :    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
      17             :    GNU Lesser General Public License for more details.
      18             : 
      19             :    You should have received a copy of the GNU Lesser General Public License
      20             :    along with plumed.  If not, see <http://www.gnu.org/licenses/>.
      21             : +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ */
      22             : 
      23             : #include "Stopwatch.h"
      24             : #include "Exception.h"
      25             : #include "Log.h"
      26             : 
      27             : #include <cstdio>
      28             : #include <iostream>
      29             : #include <vector>
      30             : #include <algorithm>
      31             : 
      32             : namespace PLMD {
      33             : 
      34             : // this is needed for friend operators
      35        1301 : std::ostream& operator<<(std::ostream&os,const Stopwatch&sw) {
      36        1301 :   return sw.log(os);
      37             : }
      38             : 
      39      806722 : Stopwatch::~Stopwatch() {
      40      806722 :   if(mylog && mylog->isOpen()) {
      41             : // Make sure paused watches are stopped.
      42             : // this is necessary e.g. to make sure the main watch present in PlumedMain
      43             : // is stopped correctly.
      44        9669 :     for(auto & w : watches) {
      45        8371 :       if(w.second.state==Watch::State::paused) w.second.start().stop();
      46             :     }
      47        1298 :     *mylog << *this;
      48             :   }
      49      806722 : }
      50             : 
      51        1301 : std::ostream& Stopwatch::log(std::ostream&os)const {
      52             :   const std::size_t bufferlen=1000;
      53             :   char buffer[bufferlen];
      54        1301 :   buffer[0]=0;
      55       53341 :   for(unsigned i=0; i<40; i++) os<<" ";
      56        1301 :   os<<"      Cycles        Total      Average      Minimum      Maximum\n";
      57             : 
      58             :   std::vector<std::string> names;
      59        9678 :   for(const auto & it : watches) names.emplace_back(it.first);
      60        1301 :   std::sort(names.begin(),names.end());
      61             : 
      62             :   const double frac=1.0/1000000000.0;
      63             : 
      64        9678 :   for(const auto & name : names) {
      65        8377 :     const Watch&t(watches.find(name)->second);
      66             :     os<<name;
      67      207374 :     for(unsigned i=name.length(); i<40; i++) os<<" ";
      68        8377 :     std::snprintf(buffer,bufferlen,"%12u %12.6f %12.6f %12.6f %12.6f\n", t.cycles, frac*t.total, frac*t.total/t.cycles, frac*t.min,frac*t.max);
      69        8377 :     os<<buffer;
      70             :   }
      71        1301 :   return os;
      72        1301 : }
      73             : 
      74             : }
      75             : 
      76             : 
      77             : 
      78             :