/afs/cern.ch/work/a/aaltunda/public/www/CMSSW_5_3_14/src/EventFilter/DTRawToDigi/plugins/DTDigiToRaw.cc

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#include <EventFilter/DTRawToDigi/plugins/DTDigiToRaw.h>
#include <EventFilter/DTRawToDigi/interface/DTDDUWords.h>

#include <math.h>
#include <iostream>

using namespace edm;
using namespace std;

DTDigiToRaw::DTDigiToRaw(const edm::ParameterSet& ps): pset(ps)
{

  debug = pset.getUntrackedParameter<bool>("debugMode", false);
  if (debug) cout << "[DTDigiToRaw]: constructor" << endl;
}


DTDigiToRaw::~DTDigiToRaw(){
  if (debug) cout << "[DTDigiToRaw]: destructor" << endl;
}


FEDRawData* DTDigiToRaw::createFedBuffers(const DTDigiCollection& digis,
                                   edm::ESHandle<DTReadOutMapping>& map){
                                   
   int NROS = 12;
   int NROB = 25;
   
   vector<uint32_t> words;
   
   uint32_t fakeROSHeaderWord =
              DTROSWordType::headerControlWord << WORDCONTROLSHIFT |
              DTROSWordType::rosTypeWord << WORDTYPESHIFT;
            
   uint32_t fakeROSTrailerWord =
              DTROSWordType::trailerControlWord << WORDCONTROLSHIFT |
              DTROSWordType::rosTypeWord << WORDTYPESHIFT;  
   
   
   int NWords = 2;
   words.push_back(0);
   words.push_back(0);

   
   
   int NTDCMeaWords = 0;
   
   
   int NLayers = 0;
   int NDigis = 0;

   DTDigiCollection::DigiRangeIterator detUnitIt;detUnitIt = digis.begin();
   
   
   bool b_ros[12] = {false, false, false, false, false, false,
                     false, false, false, false, false, false};
   vector <uint32_t> w_ROBROS[12][25];
   
   
   for (detUnitIt = digis.begin(); detUnitIt != digis.end(); ++detUnitIt) {
     
     NLayers++;
     
     const DTLayerId layerId = (*detUnitIt).first;
     const DTDigiCollection::Range& digiRange = (*detUnitIt).second;
     // Loop over all digis in the given range
     
     
     for(DTDigiCollection::const_iterator digi = digiRange.first;
        digi != digiRange.second;
        digi++) {
       NDigis++;
       int dduId = -1, rosId = -1, robId = -1, tdcId = -1, channelId = -1;
       
       int layer = layerId.layer();
       DTSuperLayerId superlayerID = layerId.superlayerId();
       int superlayer = superlayerID.superlayer();
       DTChamberId chamberID = superlayerID.chamberId();
       int station = chamberID.station();
       int wheel = chamberID.wheel();
       int sector = chamberID.sector();

       int searchstatus = map->
              geometryToReadOut(wheel, station, sector, superlayer, layer, (*digi).wire(),//"input"
                                dduId, rosId, robId, tdcId, channelId);//"output"
       
       if (searchstatus == 1 && debug)
         cout << "[DTDigiToRaw]: warning, geometryToReadOut status = 1" << endl;
       
       //create FED corresponding to current ddu
       if (dduID_ != dduId) continue;
       

       DTTDCMeasurementWord dttdc_mw;
       uint32_t word;
       int ntdc = (*digi).countsTDC();
       dttdc_mw.set(word, 0, 0, 0, tdcId, channelId, ntdc*4);//FIXME

       //provisional fix
       DTTDCMeasurementWord tdcMeasurementWord(word);
       int tdcIDCheck = tdcMeasurementWord.tdcID();
       int tdcChannelCheck = tdcMeasurementWord.tdcChannel();
       int tdcCountsCheck = tdcMeasurementWord.tdcTime();
       if (tdcIDCheck == tdcId && channelId ==tdcChannelCheck && ntdc == tdcCountsCheck) {
         
         if (rosId <= NROS && rosId > 0) b_ros[rosId - 1] = true;
         else if (debug) {
           cout << "[DTDigiToRaw]: invalid value for rosId" << endl;
         }
       
         NTDCMeaWords++;
         w_ROBROS[rosId - 1][robId].push_back(word);
      
       }
     }
   }
   
   uint32_t therosList = 0;
   for (int i_ros = 0; i_ros < NROS; i_ros++) {
     if (b_ros[i_ros]) therosList += uint32_t(pow(2.0, i_ros)); 
   }
   
   if (debug) cout << "[DTDigiToRaw]: therosList = " << therosList << endl;
   
   
   
   
   for (int i_ros = 0; i_ros < NROS; i_ros++) {
     
     if (b_ros[i_ros]) {
       words.push_back(fakeROSHeaderWord);
       NWords++;
     }
     
     for (int i_rob = 0; i_rob < NROB; i_rob++) {
       
       vector <uint32_t>::const_iterator i_robros;
       if (w_ROBROS[i_ros][i_rob].begin() != w_ROBROS[i_ros][i_rob].end()) {
         uint32_t word = 0;
         DTROBHeaderWord rob_header;
         rob_header.set(word, i_rob, 0, 0);
         //static void set(uint32_t &word, int rob_id, int event_id, int bunch_id)
         words.push_back(word);
         NWords++;
         
         int n_robros = 0;
         for (i_robros = w_ROBROS[i_ros][i_rob].begin(); i_robros !=  w_ROBROS[i_ros][i_rob].end(); i_robros++) {
           NWords++;
           words.push_back((*i_robros));
           n_robros++;
         }
         
         NWords++;
         DTROBTrailerWord rob_trailer;
         rob_trailer.set(word, i_rob, 0, n_robros +  2);
         //static void set(uint32_t &word, int rob_id, int event_id, int word_count)
         words.push_back(word);
         
       }
     }
     
     if (b_ros[i_ros]) {
       words.push_back(fakeROSTrailerWord);
       NWords++;
     }
     
   }
   
   if (NWords%2 == 1) {
     words.push_back(0);
     NWords++;
   }
   
  
   
   NWords += 6;

   words.push_back(0);
   words.push_back(0);   
   //include rosList in raw data information
   uint32_t secondstatusword = therosList << 16;
   words.push_back(secondstatusword);
 
   words.push_back(0);
   words.push_back(0);
   words.push_back(0);
   
   
   // Write Raw Data
   int dataSize = words.size()*sizeof(Word32);
   FEDRawData* rawData = new FEDRawData(dataSize);
   Word64 *word64 = reinterpret_cast<Word64*>(rawData->data());
   for (unsigned int i = 0; i < words.size(); i += 2) {
     *word64 = (Word64(words[i]) << 32) | words[i + 1];
     word64++;
   }
   
   return rawData;


}

void DTDigiToRaw::SetdduID(int x) {
  dduID_ = x;
}