JDiffAcousticsEvent.cc

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#include <iostream>
#include <iomanip>
#include <vector>
#include <algorithm>

#include "TROOT.h"
#include "TFile.h"

#include "JAcoustics/JEvent.hh"
#include "JAcoustics/JSupport.hh"

#include "JSupport/JSingleFileScanner.hh"

#include "JLang/JComparator.hh"
#include "JLang/JComparison.hh"

#include "Jeep/JParser.hh"
#include "Jeep/JMessage.hh"

namespace {

  using JACOUSTICS::JTransmission;
  using JACOUSTICS::JEvent;

  const struct {

    /**
     * Compare transmissions.
     *
     * \param  first        first  transmission
     * \param  second       second transmission
     * \return              true if first transmission less than second; else false
     */
    inline bool operator()(const JTransmission& first, const JTransmission& second) const
    {
      if (first.getRunNumber() == second.getRunNumber()) {

        if (first.getID() == second.getID()) {

          if (first.getToA() == second.getToA()) {

            return first.getQ() < second.getQ();

          } else {

            return first.getToA() < second.getToA();
          }
        
        } else {

          return first.getID() < second.getID();
        }

      } else {

        return first.getRunNumber() < second.getRunNumber();
      }
    }


    /**
     * Compare events.
     *
     * \param  first        first  event
     * \param  second       second event
     * \return              true if first event less than second; else false
     */
    inline bool operator()(const JEvent& first, const JEvent& second) const
    {
      if (first.getOID() == second.getOID()) {

        if (first.getCounter() == second.getCounter()) {

          if (first.getID() == second.getID()) {

            if (first.size() == second.size()) {

              for (JEvent::const_iterator
                     p0 = first .begin(),
                     p1 = second.begin(); p0 != first.end() && p1 != second.end(); ++p0, ++p1) {

                if ((*this)(*p0, *p1)) {
                  return true;
                }
              }

              return false;
            
            } else {

              return first.size() < second.size();
            }

          } else {

            return first.getID() < second.getID();
          }

        } else {

          return first.getCounter() < second.getCounter();
        }

      } else {

        return first.getOID() < second.getOID();
      }
    }
  } compare;


  /**
   * Printer.
   */
  struct printer {

    int    debug;
    size_t width;

    /**
     * Print data.
     *
     * \param  out            output stream
     * \param  filename       file name
     * \param  index          index
     * \param  evt            event
     * \param  prefix         prefix
     * \param  postfix        postfix
     * \return                output stream
     */
    std::ostream& operator()(std::ostream& out, const std::string& filename, const int index, const JEvent& evt, const std::string& prefix, const std::string& postfix) const
    {
      using namespace std;
      using namespace JPP;
      
      if (debug >= debug_t) {
        out << prefix << (prefix == "" ? "" : " ")
            << setw(width)  << left << filename << right    << ' '
            << "[" << FILL(6,'0') << index << "]" << FILL() << ' '
            << evt.getOID()                                 << ' '
            << setw(6)      << evt.getCounter()             << ' ' 
            << setw(2)      << evt.getID()                  << ' '
            << FIXED(12,6)  << evt.begin()->getToE()
            << (postfix == "" ? "" :  " ") << postfix       << endl;
      }

      return out;
    }


    /**
     * Write transmission to output stream.
     *
     * \param  out            output stream
     * \param  object         transmission
     * \param  prefix         prefix
     * \param  postfix        postfix
     * \return                output stream
     */
    std::ostream& operator()(std::ostream& out, const JTransmission& object, const std::string& prefix, const std::string& postfix) const
    {
      using namespace std;
      using namespace JPP;

      if (debug >= debug_t) {
        out << prefix << (prefix == "" ? "" : " ")
            << setw(8) << object.getID()                     << ' '
            << setw(8) << object.getRunNumber()              << ' '
            <<        FIXED(13,7) << object.getToA()         << ' '
          //<< "(" << FIXED(13,7) << object.getToE() << ")"  << ' '
            << FIXED(8,0) << object.getQ() 
            << (postfix == "" ? "" :  " ") << postfix        << endl;
      }

      return out;
    }
  };
}

/**
 * \file
 *
 * Program to compare acoustics event data.
 * \author mdejong
 */
int main(int argc, char **argv)
{
  using namespace std;
  using namespace JPP;
  
  vector<string> inputFile;
  JLimit         numberOfEvents;
  int            debug;

  try {

    JParser<> zap("Program to compare acoustics event data.");
    
    zap['f'] = make_field(inputFile,    "two outputs of JAcousticsEventBuilder[.sh]");
    zap['n'] = make_field(numberOfEvents)                                    = JLimit::max();    
    zap['d'] = make_field(debug)                                             = 2;

    zap(argc, argv);
  }
  catch(const exception &error) {
    FATAL(error.what() << endl);
  }

  if (inputFile.size() != 2u) {
    FATAL("Wrong number of input files " << inputFile.size() << endl); 
  }

  const size_t  width = max(inputFile[0].size(), inputFile[1].size());
  const printer print = { debug, width };
  
  vector<JEvent> buffer[2];

  for (int i = 0; i != 2; ++i) {
    
    for (JSingleFileScanner<JEvent> in(inputFile[i], numberOfEvents); in.hasNext(); ) {
      buffer[i].push_back(*in.next());
    }

    sort(buffer[i].begin(), buffer[i].end());
  }

  if (true) {
    for (int i = 0; i != 2; ++i) {
      for (vector<JEvent>::iterator p = buffer[i].begin(); p != buffer[i].end(); ++p) {
        sort(p->begin(), p->end(), make_comparator(&JTransmission::getToA, JComparison::lt()));
      }
    }
  }
  
  int count[] = { 0, 0 };
  
  for (vector<JEvent>::const_iterator
         p0 = buffer[0].begin(),
         p1 = buffer[1].begin(); p0 != buffer[0].end() && p1 != buffer[1].end(); ) {

    for ( ; p0 != buffer[0].end() && p1 != buffer[1].end() && *p0 < *p1; ++p0, ++count[1]) {
      print(cout, inputFile[0], distance(buffer[0].cbegin(),p0), *p0, ">>", "");
    }

    for ( ; p0 != buffer[0].end() && p1 != buffer[1].end() && *p1 < *p0; ++p1, ++count[1]) {
      print(cout, inputFile[1], distance(buffer[1].cbegin(),p1), *p1, "<<", "");
    }

    if (p0 != buffer[0].end() && p1 != buffer[1].end()) {

      if (!compare(*p0,*p1) && !compare(*p1,*p0)) {

        ++count[0];

        print(cout, inputFile[0], distance(buffer[0].cbegin(),p0), *p0, "", "\\");
        print(cout, inputFile[1], distance(buffer[1].cbegin(),p1), *p1, "", "/ ");

      } else {
        
        ++count[1];

        if (p0->getOID()     == p1->getOID()     &&
            p0->getCounter() == p1->getCounter() &&
            p0->getID()      == p1->getID()) {

          print(cout, inputFile[0], distance(buffer[0].cbegin(),p0), *p0, "", "");
          print(cout, inputFile[1], distance(buffer[1].cbegin(),p1), *p1, "", "");

          JEvent::const_iterator i0 = p0->begin();
          JEvent::const_iterator i1 = p1->begin();
        
          for ( ; i0 != p0->end() && i1 != p1->end(); ++i0, ++i1) {
            if (compare(*i0, *i1) || compare(*i1,*i0)) {
              print(cout, *i0, ">>", "");
              print(cout, *i1, "<<", "");
            }
          }

          for ( ; i0 != p0->end(); ++i0) {
            print(cout, *i0, ">>", "");
          }

          for ( ; i1 != p1->end(); ++i1) {
            print(cout, *i1, "<<", "");
          }     

        } else {

          print(cout, inputFile[0], distance(buffer[0].cbegin(),p0), *p0, ">>", "");
          print(cout, inputFile[1], distance(buffer[1].cbegin(),p1), *p1, "<<", "");
        }
      }
      
      if (*p0 < *p1 || *p1 < *p0) {

      } else {

        ++p0;
        ++p1;
      }
    }
  }

  STATUS("Number of differences / events: " << count[1] << " / " << count[0] << endl);
    
  if (count[1] != 0) {
    FATAL("Number of differences " << count[1] << endl);
  }
}