/data/refman/pasoursint/CMSSW_5_3_3/src/Alignment/MuonAlignment/src/AlignableDTStation.cc

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#include "Alignment/MuonAlignment/interface/AlignableDTStation.h"
#include "FWCore/MessageLogger/interface/MessageLogger.h"



AlignableDTStation::AlignableDTStation( const std::vector<AlignableDTChamber*> dtChambers ) 
   : AlignableComposite(dtChambers[0]->id(), align::AlignableDTStation)
{

  theDTChambers.insert( theDTChambers.end(), dtChambers.begin(), dtChambers.end() );

  setSurface( computeSurface() );
   
}
      

AlignableDTStation::~AlignableDTStation() 
{
  for ( std::vector<AlignableDTChamber*>::iterator iter = theDTChambers.begin(); 
        iter != theDTChambers.end(); iter++)
    delete *iter;

}

AlignableDTChamber &AlignableDTStation::chamber(int i) 
{
  
  if (i >= size() ) 
        throw cms::Exception("LogicError") << "DT Chamber index (" << i << ") out of range";

  return *theDTChambers[i];
  
}


AlignableSurface AlignableDTStation::computeSurface()
{

  return AlignableSurface( computePosition(), computeOrientation() );

}



AlignableDTStation::PositionType AlignableDTStation::computePosition() 
{

  float zz = 0.;

  for ( std::vector<AlignableDTChamber*>::iterator ilayer = theDTChambers.begin();
                ilayer != theDTChambers.end(); ilayer++ )
    zz += (*ilayer)->globalPosition().z();

  zz /= static_cast<float>(theDTChambers.size());

  return PositionType( 0.0, 0.0, zz );

}


AlignableDTStation::RotationType AlignableDTStation::computeOrientation() 
{
  return RotationType();
}



std::ostream &operator << (std::ostream& os, const AlignableDTStation& b )
{

  os << "This DT Station contains " << b.theDTChambers.size() << " DT chambers" << std::endl;
  os << "(phi, r, z) =  (" << b.globalPosition().phi() << "," 
     << b.globalPosition().perp() << "," << b.globalPosition().z();
  os << "),  orientation:" << std::endl<< b.globalRotation() << std::endl;
  return os;

}


void AlignableDTStation::dump( void ) const
{

  edm::LogInfo("AlignableDump") << (*this);
  for ( std::vector<AlignableDTChamber*>::const_iterator iChamber = theDTChambers.begin();
                iChamber != theDTChambers.end(); iChamber++ )
        edm::LogInfo("AlignableDump") << (**iChamber);

}