SurveyInputTrackerFromDB.cc

Go to the documentation of this file.

#include "Alignment/CommonAlignment/interface/SurveyDet.h"
#include "Alignment/TrackerAlignment/interface/AlignableTracker.h"
#include "FWCore/ParameterSet/interface/ParameterSet.h"
#include "FWCore/Framework/interface/EventSetup.h"
#include "FWCore/Framework/interface/ESHandle.h"
#include "Geometry/Records/interface/IdealGeometryRecord.h"
#include "Geometry/TrackerGeometryBuilder/interface/TrackerGeomBuilderFromGeometricDet.h"

// Database
#include "CondCore/DBOutputService/interface/PoolDBOutputService.h"
#include "FWCore/ServiceRegistry/interface/Service.h"
#include "CondFormats/AlignmentRecord/interface/TrackerAlignmentRcd.h"
#include "CondFormats/AlignmentRecord/interface/TrackerAlignmentErrorRcd.h"
#include "CondFormats/Alignment/interface/Alignments.h"
#include "CondFormats/Alignment/interface/AlignmentErrors.h"


#include "Alignment/SurveyAnalysis/plugins/SurveyInputTrackerFromDB.h"

SurveyInputTrackerFromDB::SurveyInputTrackerFromDB(const edm::ParameterSet& cfg)
  : textFileName( cfg.getParameter<std::string>("textFileName") ),
    theParameterSet( cfg )
{}

void SurveyInputTrackerFromDB::analyze(const edm::Event&, const edm::EventSetup& setup)
{

  if (theFirstEvent) {

    //  std::cout << "***************ENTERING INITIALIZATION******************" << std::endl;
    
    //Retrieve tracker topology from geometry
    edm::ESHandle<TrackerTopology> tTopoHandle;
    setup.get<IdealGeometryRecord>().get(tTopoHandle);
    const TrackerTopology* const tTopo = tTopoHandle.product();

    //Get map from textreader
    SurveyInputTextReader dataReader;
    dataReader.readFile( textFileName );
    uIdMap = dataReader.UniqueIdMap();
    
    edm::ESHandle<GeometricDet>  geom;
    setup.get<IdealGeometryRecord>().get(geom); 
    TrackerGeometry* tracker = TrackerGeomBuilderFromGeometricDet().build(&*geom, theParameterSet);
    
    addComponent( new AlignableTracker( tracker, tTopo ) );
    addSurveyInfo( detector() );
    
    //write out to a DB ...
    Alignments* myAlignments = detector()->alignments();
    AlignmentErrors* myAlignmentErrors = detector()->alignmentErrors();
    
    // 2. Store alignment[Error]s to DB
    edm::Service<cond::service::PoolDBOutputService> poolDbService;
    // Call service
    
    if( !poolDbService.isAvailable() ) // Die if not available
        throw cms::Exception("NotAvailable") << "PoolDBOutputService not available";
    
    poolDbService->writeOne<Alignments>( myAlignments, poolDbService->beginOfTime(), "TrackerAlignmentRcd" );
    poolDbService->writeOne<AlignmentErrors>( myAlignmentErrors, poolDbService->beginOfTime(), "TrackerAlignmentErrorRcd" );
    
    theFirstEvent = false;
  }
}

void SurveyInputTrackerFromDB::addSurveyInfo(Alignable* ali)
{
    const align::Alignables& comp = ali->components();
    unsigned int nComp = comp.size();
    
    for (unsigned int i = 0; i < nComp; ++i) addSurveyInfo(comp[i]);
    
    align::ErrorMatrix error;

    SurveyInputTextReader::MapType::const_iterator it
      = uIdMap.find(std::make_pair(ali->id(), ali->alignableObjectId()));

    if (it != uIdMap.end()){
        
        const align::Scalars& parameters = (it)->second;
        
        //move the surface
        //displacement
        align::LocalVector lvector (parameters[0], parameters[1], parameters[2]);
        align::GlobalVector gvector = ali->surface().toGlobal(lvector);
        ali->move(gvector);
        //rotation
        Basic3DVector<align::Scalar> rot_aa(parameters[3], parameters[4], parameters[5]);
        align::RotationType rotation(rot_aa, rot_aa.mag());
        ali->rotateInLocalFrame(rotation);
        
        //sets the errors for the hierarchy level
        double* errorData = error.Array();
        for (unsigned int i = 0; i < 21; ++i){errorData[i] = parameters[i+6];}
        
        ali->setSurvey( new SurveyDet(ali->surface(), error*(1e-6)) );
    }
    else {
        error = ROOT::Math::SMatrixIdentity();
        ali->setSurvey( new SurveyDet(ali->surface(), error * 1e-6) );
    }
    
}
// Plug in to framework

#include "FWCore/Framework/interface/MakerMacros.h"


DEFINE_FWK_MODULE(SurveyInputTrackerFromDB);