/data/refman/pasoursint/CMSSW_5_3_8_patch3/src/Alignment/CommonAlignmentParametrization/src/AlignmentParametersFactory.cc

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#include "Alignment/CommonAlignmentParametrization/interface/AlignmentParametersFactory.h"
#include "Alignment/CommonAlignmentParametrization/interface/RigidBodyAlignmentParameters.h"
#include "Alignment/CommonAlignmentParametrization/interface/RigidBodyAlignmentParameters4D.h"
#include "Alignment/CommonAlignmentParametrization/interface/BeamSpotAlignmentParameters.h"
#include "Alignment/CommonAlignmentParametrization/interface/BowedSurfaceAlignmentParameters.h"
#include "Alignment/CommonAlignmentParametrization/interface/TwoBowedSurfacesAlignmentParameters.h"
//#include "Alignment/SurveyAnalysis/interface/SurveyParameters.h"
#include "DataFormats/CLHEP/interface/AlgebraicObjects.h"
#include "FWCore/Utilities/interface/Exception.h"
#include "FWCore/MessageLogger/interface/MessageLogger.h"


#include <vector>
#include <string>

namespace AlignmentParametersFactory {
  
  //_______________________________________________________________________________________
  ParametersType parametersType(const std::string &typeString)
  {
    if (typeString == "RigidBody") return kRigidBody;
    else if (typeString == "Survey") return kSurvey; //GF: do not belong here, so remove in the long term...
    else if (typeString == "RigidBody4D") return kRigidBody4D;    
    else if (typeString == "BeamSpot") return kBeamSpot;
    else if (typeString == "BowedSurface") return kBowedSurface;
    else if (typeString == "TwoBowedSurfaces") return kTwoBowedSurfaces;
    throw cms::Exception("BadConfig") 
      << "AlignmentParametersFactory" << " No AlignmentParameters with name '" << typeString << "'.";
    
    return kRigidBody; // to please compiler...
  }

  //_______________________________________________________________________________________
  ParametersType parametersType(int typeInt)
  {
    if (typeInt == kRigidBody) return kRigidBody;
    if (typeInt == kSurvey) return kSurvey; //GF: do not belong here, so remove in the long term...
    if (typeInt == kRigidBody4D) return kRigidBody4D;
    if (typeInt == kBeamSpot) return kBeamSpot;
    if (typeInt == kBowedSurface) return kBowedSurface;
    if (typeInt == kTwoBowedSurfaces) return kTwoBowedSurfaces;
    
    throw cms::Exception("BadConfig") 
      << "AlignmentParametersFactory" << " No AlignmentParameters with number " << typeInt << ".";
    
    return kRigidBody; // to please compiler...
  }

  //_______________________________________________________________________________________
  std::string parametersTypeName(ParametersType parType)
  {
    switch(parType) {
    case kRigidBody:
      return "RigiBody";
    case kSurvey: //GF: do not belong here, so remove in the long term...
      return "Survey";
    case kRigidBody4D:
      return "RigiBody4D"; 
    case kBeamSpot:
      return "BeamSpot"; 
    case kBowedSurface:
      return "BowedSurface"; 
    case kTwoBowedSurfaces:
      return "TwoBowedSurfaces"; 
    }

    return "unknown_should_never_reach"; // to please the compiler
  }

  //_______________________________________________________________________________________
  AlignmentParameters* createParameters(Alignable *ali, ParametersType parType,
                                        const std::vector<bool> &sel)
  {
    switch (parType) {
    case kRigidBody:
      {
        const AlgebraicVector par(RigidBodyAlignmentParameters::N_PARAM, 0);
        const AlgebraicSymMatrix cov(RigidBodyAlignmentParameters::N_PARAM, 0);
        return new RigidBodyAlignmentParameters(ali, par, cov, sel);
      }
      break;
    case kSurvey:
// creates some unwanted dependencies - and does not fit into AlignmentParameters anyway!
      throw cms::Exception("BadConfig") 
        << "AlignmentParametersFactory cannot create SurveyParameters.";
//       edm::LogWarning("Alignment") << "@SUB=createParameters"
//                                 << "Creating SurveyParameters of length 0!";
//       return new SurveyParameters(ali, AlgebraicVector(), AlgebraicSymMatrix());
      break;
    case kRigidBody4D:
      {
        const AlgebraicVector par(RigidBodyAlignmentParameters4D::N_PARAM, 0);
        const AlgebraicSymMatrix cov(RigidBodyAlignmentParameters4D::N_PARAM, 0);
        return new RigidBodyAlignmentParameters4D(ali, par, cov, sel);
      }
      break;
    case kBeamSpot:
      {
        const AlgebraicVector par(BeamSpotAlignmentParameters::N_PARAM, 0);
        const AlgebraicSymMatrix cov(BeamSpotAlignmentParameters::N_PARAM, 0);
        return new BeamSpotAlignmentParameters(ali, par, cov, sel);
      }
      break;
    case kBowedSurface:
      {
        const AlgebraicVector par(BowedSurfaceAlignmentParameters::N_PARAM, 0);
        const AlgebraicSymMatrix cov(BowedSurfaceAlignmentParameters::N_PARAM, 0);
        return new BowedSurfaceAlignmentParameters(ali, par, cov, sel);
      }
      break;
    case kTwoBowedSurfaces:
      {
        const AlgebraicVector par(TwoBowedSurfacesAlignmentParameters::N_PARAM, 0);
        const AlgebraicSymMatrix cov(TwoBowedSurfacesAlignmentParameters::N_PARAM, 0);
        return new TwoBowedSurfacesAlignmentParameters(ali, par, cov, sel);
      }
      break;
    }
   
    return 0; // unreached (all ParametersType appear in switch), to please the compiler
  }
}