/afs/cern.ch/work/a/aaltunda/public/www/CMSSW_6_2_5/src/RecoTracker/CkfPattern/src/PrintoutHelper.cc

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#include "RecoTracker/CkfPattern/interface/BaseCkfTrajectoryBuilder.h"

#include "RecoTracker/MeasurementDet/interface/MeasurementTracker.h"
#include "RecoTracker/TkDetLayers/interface/GeometricSearchTracker.h"
#include "RecoTracker/TransientTrackingRecHit/interface/TkTransientTrackingRecHitBuilder.h"
#include "TrackingTools/TrajectoryFiltering/interface/TrajectoryFilter.h"

  
#include "TrackingTools/MeasurementDet/interface/LayerMeasurements.h"
#include "TrackingTools/TrajectoryState/interface/TrajectoryStateTransform.h"
#include "TrackingTools/GeomPropagators/interface/Propagator.h"
#include "TrackingTools/PatternTools/interface/TrajectoryStateUpdator.h"
#include "TrackingTools/TrajectoryState/interface/BasicSingleTrajectoryState.h"
#include "TrackingTools/KalmanUpdators/interface/Chi2MeasurementEstimatorBase.h"

#include "DataFormats/TrajectorySeed/interface/TrajectorySeed.h"
#include "TrackingTools/PatternTools/interface/TempTrajectory.h"
#include "TrackingTools/PatternTools/interface/Trajectory.h"

#include "FWCore/MessageLogger/interface/MessageLogger.h"

std::string PrintoutHelper::dumpMeasurements(const std::vector<TrajectoryMeasurement> & v) 
{
  std::stringstream buffer;
  buffer<<v.size()<<" total measurements\n";
  std::vector<TrajectoryMeasurement>::const_iterator it=v.begin();
  for (; it!=v.end();++it){
    buffer<<dumpMeasurement(*it);
    buffer<<"\n";}
  return buffer.str();
}
std::string PrintoutHelper::dumpMeasurements(const cmsutils::bqueue<TrajectoryMeasurement> & v) 
{
  std::stringstream buffer;
  buffer<<v.size()<<" total measurements\n";
  cmsutils::bqueue<TrajectoryMeasurement>::const_iterator it=v.rbegin();
  for (; it!=v.rend();--it){
    buffer<<dumpMeasurement(*it);
    buffer<<"\n";}
  return buffer.str();
}
std::string PrintoutHelper::dumpMeasurement(const TrajectoryMeasurement & tm)
{
  std::stringstream buffer;
  buffer
    <<"layer pointer: "<<tm.layer()<<"\n"
    <<"estimate: "<<tm.estimate()<<"\n";
  if (tm.updatedState().isValid())
    buffer<<"updated state: \n"
          <<"x: "<<tm.updatedState().globalPosition()<<"\n"
          <<"p: "<<tm.updatedState().globalMomentum()<<"\n";
  else if (tm.forwardPredictedState().isValid())
    buffer<<"forward predicted state: \n"
          <<"x: "<<tm.forwardPredictedState().globalPosition()<<"\n"
          <<"p: "<<tm.forwardPredictedState().globalMomentum()<<"\n";
  else if(tm.predictedState().isValid())
    buffer<<"predicted state: \n"
          <<"x: "<<tm.predictedState().globalPosition()<<"\n"
          <<"p: "<<tm.predictedState().globalMomentum()<<"\n";
  else buffer<<"no valid state\n";
  buffer
    //        <<"geomdet pointer from rechit: "<<tm.recHit()->det()<<"\n"
    <<"detId: "<<tm.recHit()->geographicalId().rawId();
  if (tm.recHit()->isValid()){
    buffer<<"\n hit global x: "<<tm.recHit()->globalPosition()
          <<"\n hit global error: "<<tm.recHit()->globalPositionError().matrix()
          <<"\n hit local x:"<<tm.recHit()->localPosition()
          <<"\n hit local error"<<tm.recHit()->localPositionError();
  }else buffer<<"\n (-,-,-)";
  buffer<<"\n fwdPred " << tm.forwardPredictedState().isValid()
        <<"\n bwdPred " << tm.backwardPredictedState().isValid()
        <<"\n upPred " << tm.updatedState().isValid();
  //SimIdPrinter()(tm.recHit());
  return buffer.str();
}


std::string PrintoutHelper::regressionTest(const TrackerGeometry & tracker,
                                           std::vector<Trajectory> & unsmoothedResult 
                                           ){
  std::stringstream buffer;
  
  /*
    for(iseed=theSeedColl.begin();iseed!=theSeedColl.end();iseed++){
    DetId tmpId = DetId( iseed->startingState().detId());
    const GeomDet* tmpDet  = tracker->idToDet( tmpId );
    GlobalVector gv = tmpDet->surface().toGlobal( iseed->startingState().parameters().momentum() );
    
    LogTrace("TrackingRegressionTest") << "seed perp,phi,eta : " 
    << gv.perp() << " , " 
    << gv.phi() << " , " 
    << gv.eta() ;
    }
  */
  
  buffer<< "number of finalTrajectories: " << unsmoothedResult.size()<<std::endl;
  for (std::vector<Trajectory>::const_iterator it = unsmoothedResult.begin();
       it != unsmoothedResult.end(); it++) {
    if (it->lastMeasurement().updatedState().isValid()) {
      buffer<< "candidate's n valid and invalid hit, chi2, pt : " 
         << it->foundHits() << " , " 
         << it->lostHits() <<" , " 
         << it->chiSquared() << " , "
         << it->lastMeasurement().updatedState().globalMomentum().perp()<<std::endl;
    } else if (it->lastMeasurement().predictedState().isValid()) {
      buffer<< "candidate's n valid and invalid hit, chi2, pt : " 
         << it->foundHits() << " , " 
         << it->lostHits() <<" , " 
         << it->chiSquared() << " , "
         << it->lastMeasurement().predictedState().globalMomentum().perp()<<std::endl;
    } else buffer<< "candidate with invalid last measurement state!"<<std::endl;
  }
  buffer<<"=================================================";
  return buffer.str();
}