/afs/cern.ch/work/a/aaltunda/public/www/CMSSW_5_3_13_patch3/src/Alignment/OfflineValidation/plugins/TrackerGeometryIntoNtuples.cc

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// -*- C++ -*-
//
// Package:    TrackerGeometryIntoNtuples
// Class:      TrackerGeometryIntoNtuples
// 
//
// Original class TrackerGeometryIntoNtuples.cc 
// Original Author:  Nhan Tran
//         Created:  Mon Jul 16m 16:56:34 CDT 2007
// $Id: TrackerGeometryIntoNtuples.cc,v 1.8 2011/12/20 15:11:41 mussgill Exp $
//
// 26 May 2012 
// ***********
// *********** Modified to add tracker module surface deformations ***********
//
//

// system include files
#include "FWCore/Framework/interface/EDAnalyzer.h"
#include "FWCore/ParameterSet/interface/ParameterSet.h"
#include "FWCore/Framework/interface/MakerMacros.h"

#include "Alignment/TrackerAlignment/interface/AlignableTracker.h"

#include <algorithm>
#include "TTree.h"
#include "TFile.h"

#include "FWCore/Framework/interface/ESHandle.h"
#include "FWCore/Framework/interface/EventSetup.h"
#include "FWCore/MessageLogger/interface/MessageLogger.h"

#include "CondFormats/Alignment/interface/DetectorGlobalPosition.h"
#include "CondFormats/Alignment/interface/Alignments.h"
#include "CondFormats/Alignment/interface/AlignmentSurfaceDeformations.h" 

#include "CondFormats/AlignmentRecord/interface/GlobalPositionRcd.h"
#include "CondFormats/AlignmentRecord/interface/TrackerAlignmentRcd.h"
#include "CondFormats/AlignmentRecord/interface/TrackerAlignmentErrorRcd.h"
#include "CondFormats/AlignmentRecord/interface/TrackerSurfaceDeformationRcd.h" 

#include "Geometry/TrackerGeometryBuilder/interface/TrackerGeometry.h"
#include "Geometry/TrackerGeometryBuilder/interface/TrackerGeomBuilderFromGeometricDet.h"

#include "Geometry/Records/interface/IdealGeometryRecord.h"

#include "Geometry/TrackingGeometryAligner/interface/GeometryAligner.h"

#include "Alignment/CommonAlignment/interface/Alignable.h"

#include "Geometry/Records/interface/TrackerDigiGeometryRecord.h"

// To access kinks and bows 
#include "Geometry/CommonDetUnit/interface/GeomDet.h" 
#include "Geometry/CommonDetUnit/interface/GeomDetUnit.h"
#include "Geometry/CommonTopologies/interface/SurfaceDeformation.h"

#include "CLHEP/Matrix/SymMatrix.h"

//
// class decleration
//

class TrackerGeometryIntoNtuples : public edm::EDAnalyzer {
public:
        explicit TrackerGeometryIntoNtuples(const edm::ParameterSet&);
        ~TrackerGeometryIntoNtuples();
        
        
private:
        virtual void analyze(const edm::Event &iEvent, const edm::EventSetup &iSetup);
        
        void addBranches();
        
        // ----------member data ---------------------------
        //std::vector<AlignTransform> m_align;
        AlignableTracker* theCurrentTracker ;
        
        uint32_t m_rawid;
        double m_x, m_y, m_z;
        double m_alpha, m_beta, m_gamma;
        int m_subdetid;
        double m_xx, m_xy, m_yy, m_xz, m_yz, m_zz;
        int m_dNpar ; 
        double m_d1,m_d2, m_d3; 
        int m_dtype ; 
        //std::vector<double>m_dpar;
        std::vector<double>* mp_dpar;

        // Deformation parameters: stored in same tree as the alignment parameters 
        UInt_t numDeformationValues_;
        enum {kMaxNumPar = 20}; // slighly above 'two bowed surfaces' limit
        Float_t deformationValues_[kMaxNumPar]; 
        
        TTree *m_tree;
        TTree *m_treeDeformations;
        TTree *m_treeErrors;
        std::string m_outputFile;
        std::string m_outputTreename;
        TFile *m_file;
};

//
// constants, enums and typedefs
//

//
// static data member definitions
//

//
// constructors and destructor
//
TrackerGeometryIntoNtuples::TrackerGeometryIntoNtuples(const edm::ParameterSet& iConfig) :
  theCurrentTracker(0),
  m_rawid(0),
  m_x(0.), m_y(0.), m_z(0.),
  m_alpha(0.), m_beta(0.), m_gamma(0.),
  m_subdetid(0),
  m_xx(0.), m_xy(0.), m_yy(0.), m_xz(0.), m_yz(0.), m_zz(0.), 
  m_dNpar(0), 
  m_d1(0.), m_d2(0.), m_d3(0.),
  m_dtype(0), 
  mp_dpar(0)    
{
        m_outputFile = iConfig.getUntrackedParameter< std::string > ("outputFile");
        m_outputTreename = iConfig.getUntrackedParameter< std::string > ("outputTreename");
        m_file = new TFile(m_outputFile.c_str(),"RECREATE");
        m_tree = new TTree(m_outputTreename.c_str(),m_outputTreename.c_str());
        m_treeDeformations = new TTree("alignTreeDeformations","alignTreeDeformations"); 
        //char errorTreeName[256];
        //snprintf(errorTreeName, sizeof(errorTreeName), "%sErrors", m_outputTreename);
        //m_treeErrors = new TTree(errorTreeName,errorTreeName);
        m_treeErrors = new TTree("alignTreeErrors","alignTreeErrors");
        
}


TrackerGeometryIntoNtuples::~TrackerGeometryIntoNtuples()
{
  delete theCurrentTracker;
}


//
// member functions
//

// ------------ method called to for each event  ------------
void TrackerGeometryIntoNtuples::analyze(const edm::Event& iEvent, const edm::EventSetup& iSetup)
{
        edm::LogInfo("beginJob") << "Begin Job" << std::endl;
        
        //accessing the initial geometry
        edm::ESHandle<GeometricDet> theGeometricDet;
        iSetup.get<IdealGeometryRecord>().get(theGeometricDet);
        TrackerGeomBuilderFromGeometricDet trackerBuilder;
        //currernt tracker
        TrackerGeometry* theCurTracker = trackerBuilder.build(&*theGeometricDet); 
        
        //build the tracker
        edm::ESHandle<Alignments> alignments;
        edm::ESHandle<AlignmentErrors> alignmentErrors;
        edm::ESHandle<AlignmentSurfaceDeformations> surfaceDeformations;
        
        iSetup.get<TrackerAlignmentRcd>().get(alignments);
        iSetup.get<TrackerAlignmentErrorRcd>().get(alignmentErrors);
        iSetup.get<TrackerSurfaceDeformationRcd>().get(surfaceDeformations);
        
        //apply the latest alignments
        edm::ESHandle<Alignments> globalPositionRcd;
        iSetup.get<TrackerDigiGeometryRecord>().getRecord<GlobalPositionRcd>().get(globalPositionRcd);
        GeometryAligner aligner;
        aligner.applyAlignments<TrackerGeometry>( &(*theCurTracker), &(*alignments), &(*alignmentErrors),
                                                                                         align::DetectorGlobalPosition(*globalPositionRcd, DetId(DetId::Tracker)));
        aligner.attachSurfaceDeformations<TrackerGeometry>( &(*theCurTracker), &(*surfaceDeformations)) ; 
        
        
        theCurrentTracker = new AlignableTracker(&(*theCurTracker));    

        Alignments* theAlignments = theCurrentTracker->alignments();
        //AlignmentErrors* theAlignmentErrors = theCurrentTracker->alignmentErrors();   
        
        //alignments
        addBranches();
        for (std::vector<AlignTransform>::const_iterator i = theAlignments->m_align.begin(); i != theAlignments->m_align.end(); ++i){
                
                m_rawid = i->rawId();
                CLHEP::Hep3Vector translation = i->translation();
                m_x = translation.x();
                m_y = translation.y();
                m_z = translation.z();
                
        
                CLHEP::HepRotation rotation = i->rotation();
                m_alpha = rotation.getPhi();
                m_beta = rotation.getTheta();
                m_gamma = rotation.getPsi();
                m_tree->Fill();
                
                //DetId detid(m_rawid);
                //if (detid.subdetId() > 2){
                //PXFDetId pxfid( m_rawid );
                //std::cout << " panel: " << pxfid.panel() << ", module: " << pxfid.module() << std::endl;
                //if ((pxfid.panel() == 1) && (pxfid.module() == 4)) std::cout << m_rawid << ", ";
                //std::cout << m_rawid << std::setprecision(9) <<  " " << m_x << " " << m_y << " " << m_z;
                //std::cout << std::setprecision(9) << " " << m_alpha << " " << m_beta << " " << m_gamma << std::endl;  
                //}
                
        }
        
        delete theAlignments;

        std::vector<AlignTransformError> alignErrors = alignmentErrors->m_alignError;
        for (std::vector<AlignTransformError>::const_iterator i = alignErrors.begin(); i != alignErrors.end(); ++i){

                m_rawid = i->rawId();
                CLHEP::HepSymMatrix errMatrix = i->matrix();
                DetId detid(m_rawid);
                m_subdetid = detid.subdetId();
                m_xx = errMatrix[0][0];
                m_xy = errMatrix[0][1];
                m_xz = errMatrix[0][2];
                m_yy = errMatrix[1][1];
                m_yz = errMatrix[1][2];
                m_zz = errMatrix[2][2];
                m_treeErrors->Fill();
        }

        // Get GeomDetUnits for the current tracker 
        std::vector<GeomDetUnit*>detUnits =  theCurTracker->detUnits() ; 
        int detUnit(0) ;
        //\\for (unsigned int iDet = 0; iDet < detUnits.size(); ++iDet) {
        for (std::vector<GeomDetUnit*>::const_iterator iunit = detUnits.begin(); iunit != detUnits.end(); ++iunit) { 

          DetId detid = (*iunit)->geographicalId(); 
          m_rawid = detid.rawId() ; 
          m_subdetid = detid.subdetId();

          ++detUnit ;            
          //\\GeomDetUnit* geomDetUnit = detUnits.at(iDet) ; 
          GeomDetUnit* geomDetUnit = *iunit ; 

          // Get SurfaceDeformation for this GeomDetUnit 
          if ( geomDetUnit->surfaceDeformation() ) {
            std::vector<double> surfaceDeformParams = (geomDetUnit->surfaceDeformation())->parameters() ; 
            //edm::LogInfo("surfaceDeformParamsSize") << " surfaceDeformParams size  = " << surfaceDeformParams.size() << std::endl ; 
            m_dNpar = surfaceDeformParams.size() ; 
            m_dtype = (geomDetUnit->surfaceDeformation())->type() ; 
            m_d1 = surfaceDeformParams.at(0) ; 
            m_d2 = surfaceDeformParams.at(1) ; 
            m_d3 = surfaceDeformParams.at(2) ; 
            mp_dpar->clear() ; 
            for (std::vector<double>::const_iterator it = surfaceDeformParams.begin(); it != surfaceDeformParams.end(); ++it) { 
              mp_dpar->push_back((*it)) ; 
              //edm::LogInfo("surfaceDeformParamsContent") << " surfaceDeformParam = " << (*it) << std::endl ;  
            }
            m_treeDeformations->Fill() ; 
          }
        }
        
        //write out 
        m_file->cd();
        m_tree->Write();
        m_treeDeformations->Write();
        m_treeErrors->Write();
        m_file->Close();
}


void TrackerGeometryIntoNtuples::addBranches() {
        
        m_tree->Branch("rawid", &m_rawid, "rawid/I");
        m_tree->Branch("x", &m_x, "x/D");
        m_tree->Branch("y", &m_y, "y/D");
        m_tree->Branch("z", &m_z, "z/D");
        m_tree->Branch("alpha", &m_alpha, "alpha/D");
        m_tree->Branch("beta", &m_beta, "beta/D");
        m_tree->Branch("gamma", &m_gamma, "gamma/D");
        
        m_treeDeformations->Branch("irawid", &m_rawid, "irawid/I");
        m_treeDeformations->Branch("subdetid", &m_subdetid, "subdetid/I");
        m_treeDeformations->Branch("dNpar", &m_dNpar, "dNpar/I"); 
        //m_treeDeformations->Branch("d1", &m_d1, "d1/D");
        //m_treeDeformations->Branch("d2", &m_d2, "d2/D");
        //m_treeDeformations->Branch("d3", &m_d3, "d3/D");
        m_treeDeformations->Branch("dtype", &m_dtype);
        m_treeDeformations->Branch("dpar", "std::vector<double>",  &mp_dpar);
        
        m_treeErrors->Branch("rawid", &m_rawid, "rawid/I");
        m_treeErrors->Branch("subdetid", &m_subdetid, "subdetid/I");
        m_treeErrors->Branch("xx", &m_xx, "xx/D");
        m_treeErrors->Branch("yy", &m_yy, "yy/D");
        m_treeErrors->Branch("zz", &m_zz, "zz/D");
        m_treeErrors->Branch("xy", &m_xy, "xy/D");
        m_treeErrors->Branch("xz", &m_xz, "xz/D");
        m_treeErrors->Branch("yz", &m_yz, "yz/D");
                

        //m_tree->Branch("NumDeform",    &numDeformationValues_, "NumDeform/i");
        //m_tree->Branch("DeformValues", deformationValues_,     "DeformValues[NumDeform]/F");

}


//define this as a plug-in
DEFINE_FWK_MODULE(TrackerGeometryIntoNtuples);