TRT_RodEncoder.cxx

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/*
  Copyright (C) 2002-2020 CERN for the benefit of the ATLAS collaboration
*/
 
// Implementation of TRT_RodEncoder class 
 
#include <deque>
 
#include "TRT_RodEncoder.h" 
 
#include "ByteStreamData/RawEvent.h"
#include "InDetIdentifier/TRT_ID.h"
#include "InDetRawData/TRT_RDORawData.h"
#include "TRT_Cabling/ITRT_CablingSvc.h"
 
#include "GaudiKernel/ISvcLocator.h"
#include "GaudiKernel/Bootstrap.h"
#include "GaudiKernel/MsgStream.h"
#include "GaudiKernel/IMessageSvc.h"
 
TRT_RodEncoder::TRT_RodEncoder()
   :m_trt_id          ( nullptr ),
    m_CablingSvc      ( "TRT_CablingSvc", "TRT_RodEncoder" ),
    m_RodBlockVersion ( 0 )
{}
 
TRT_RodEncoder::~TRT_RodEncoder() = default;
 
StatusCode
TRT_RodEncoder::fillROD( std::vector<uint32_t>&  v32rod )
{
   if ( ! m_CablingSvc )
      return StatusCode::FAILURE;
 
   int TRT_MaxBufferSize = 120*16;
   // Make sure vector is big enough, fill it with 0
   v32rod.resize(TRT_MaxBufferSize,0 );
 
   VRDO::iterator       rdo_it     = m_RDOs.begin();
   const VRDO::iterator rdo_it_end = m_RDOs.end();
 
   const RDO* rawdata;
   uint32_t   StrawWord;
   Identifier StrawID;
   uint32_t   BufferOffset;
 
   while ( rdo_it != rdo_it_end )
   {
      rawdata = *rdo_it;
      
      StrawWord = rawdata->getWord();
      StrawID   = rawdata->identify();
 
      BufferOffset = m_CablingSvc->getBufferOffset( StrawID );
 
      //      if ( 0 == BufferOffset )
      //    cout << m_trt_id->print_to_string( StrawID ) << " ->" 
      //         << BufferOffset << "<- " << endl;
 
      v32rod[BufferOffset] = StrawWord;
 
      ++rdo_it;
   }
 
   return StatusCode::SUCCESS;  
}       // end of fillROD(...)
 
StatusCode
TRT_RodEncoder::fillROD3( std::vector<uint32_t>&  v32rod )
{
   if ( ! m_CablingSvc )
      return StatusCode::FAILURE;
 
   const int TRT_MaxBufferSize     = 120*16;
   int tmp_data[TRT_MaxBufferSize] = {0}; // does init to 0 for all !
 
   std::deque<bool> bitstowrite;
 
   VRDO::iterator       rdo_it     = m_RDOs.begin();
   const VRDO::iterator rdo_it_end = m_RDOs.end();
 
   const RDO* rawdata;
   uint32_t   StrawWord;
   Identifier StrawID;
   uint32_t   BufferOffset;
 
   while ( rdo_it != rdo_it_end )
   {
      rawdata = *rdo_it;
      
      StrawWord = rawdata->getWord();
      StrawID   = rawdata->identify();
 
      BufferOffset = m_CablingSvc->getBufferOffset( StrawID );
 
      //      if ( 0 == BufferOffset )
      //    cout << m_trt_id->print_to_string( StrawID ) << " ->" 
      //         << BufferOffset << "<- " << endl;
 
      tmp_data[BufferOffset] = StrawWord;
 
      ++rdo_it;
   }
 
   for ( int i=0; i<TRT_MaxBufferSize; i++ )
   {
     if ( tmp_data[i] )
     {
       /*
    * Push escape code
    */
       bitstowrite.push_back( 0 );
       bitstowrite.push_back( 0 );
       bitstowrite.push_back( 0 );
       bitstowrite.push_back( 0 );
       bitstowrite.push_back( 0 );
 
       /*
    * Push Straw Word
    */
 
       //for ( int j=27-1; j>=0; j-- )
       for ( int j=0; j<27; j++ )
     bitstowrite.push_back( (tmp_data[i] >> j) & 1 );
     }
     else
       bitstowrite.push_back( 1 );
   }
 
   
 
   int bit_in_word = 0;
   int out_word = 0;
   while ( ! bitstowrite.empty() )
   {
     out_word = out_word | ( (bitstowrite.front()?1:0) << bit_in_word );
     bitstowrite.pop_front();
     bit_in_word++;
 
     if ( bit_in_word > 31 )
     {
       v32rod.push_back( out_word );
       out_word = 0;
       bit_in_word = 0;
     }
   }
 
   if ( 0 != bit_in_word )
     v32rod.push_back( out_word );
 
   return StatusCode::SUCCESS;  
}       // end of fillROD(...)