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#include "FWCore/MessageLogger/interface/MessageLogger.h"
#include "FWCore/ParameterSet/interface/ParameterSet.h"
#include "FWCore/Utilities/interface/Exception.h"
#include "RecoTracker/TransientTrackingRecHit/interface/ProjectedRecHit2D.h"
#include "Alignment/ReferenceTrajectories/interface/TrajectoryFactoryBase.h"
TrajectoryFactoryBase::TrajectoryFactoryBase(const edm::ParameterSet& config, const edm::ConsumesCollector& iC)
: TrajectoryFactoryBase(config, 1, iC) {}
TrajectoryFactoryBase::TrajectoryFactoryBase(const edm::ParameterSet& config,
unsigned int tracksPerTrajectory,
const edm::ConsumesCollector& iC)
: cfg_(config),
tracksPerTrajectory_(tracksPerTrajectory),
materialEffects_(materialEffects(config.getParameter<std::string>("MaterialEffects"))),
propDir_(propagationDirection(config.getParameter<std::string>("PropagationDirection"))),
useWithoutDet_(config.getParameter<bool>("UseHitWithoutDet")),
useInvalidHits_(config.getParameter<bool>("UseInvalidHits")),
useProjectedHits_(config.getParameter<bool>("UseProjectedHits")),
useBeamSpot_(config.getParameter<bool>("UseBeamSpot")),
includeAPEs_(config.getParameter<bool>("IncludeAPEs")),
allowZeroMaterial_(config.getParameter<bool>("AllowZeroMaterial")) {
edm::LogInfo("Alignment") << "@SUB=TrajectoryFactoryBase"
<< "TrajectoryFactory '" << cfg_.getParameter<std::string>("TrajectoryFactoryName")
<< "' with following settings:"
<< "\nmaterial effects: " << cfg_.getParameter<std::string>("MaterialEffects")
<< "\npropagation: " << cfg_.getParameter<std::string>("PropagationDirection")
<< "\nuse hits without det: " << (useWithoutDet_ ? "yes" : "no")
<< "\nuse invalid hits: " << (useInvalidHits_ ? "yes" : "no")
<< "\nuse projected hits: " << (useProjectedHits_ ? "yes" : "no")
<< "\nuse beamspot: " << (useBeamSpot_ ? "yes" : "no")
<< "\ninclude APEs: " << (includeAPEs_ ? "yes" : "no")
<< "\nallow zero material: " << (allowZeroMaterial_ ? "yes" : "no");
}
TrajectoryFactoryBase::~TrajectoryFactoryBase(void) {}
const TrajectoryFactoryBase::TrajectoryInput TrajectoryFactoryBase::innermostStateAndRecHits(
const ConstTrajTrackPair& track) const {
TrajectoryInput result;
// get the trajectory measurements in the correct order, i.e. reverse if needed
Trajectory::DataContainer trajectoryMeasurements = this->orderedTrajectoryMeasurements(*track.first);
Trajectory::DataContainer::iterator itM = trajectoryMeasurements.begin();
// get the innermost valid trajectory state - the corresponding hit must be o.k. as well
while (itM != trajectoryMeasurements.end()) {
if ((*itM).updatedState().isValid() && useRecHit((*itM).recHit()))
break;
++itM;
}
if (itM != trajectoryMeasurements.end())
result.first = (*itM).updatedState();
// get the valid RecHits
while (itM != trajectoryMeasurements.end()) {
TransientTrackingRecHit::ConstRecHitPointer aRecHit = (*itM).recHit();
if (useRecHit(aRecHit))
result.second.push_back(aRecHit);
++itM;
}
return result;
}
const Trajectory::DataContainer TrajectoryFactoryBase::orderedTrajectoryMeasurements(
const Trajectory& trajectory) const {
const PropagationDirection dir = trajectory.direction();
const bool hitsAreReverse = ((dir == propDir_ || propDir_ == anyDirection) ? false : true);
const Trajectory::DataContainer& original = trajectory.measurements();
if (hitsAreReverse) {
// Simply use this line instead of the copying by hand?
// const Trajectory::DataContainer reordered(original.rbegin(), original.rend());
Trajectory::DataContainer reordered;
reordered.reserve(original.size());
Trajectory::DataContainer::const_reverse_iterator itM;
for (itM = original.rbegin(); itM != original.rend(); ++itM) {
reordered.push_back(*itM);
}
return reordered;
}
return original;
}
bool TrajectoryFactoryBase::sameSurface(const Surface& s1, const Surface& s2) const {
// - Should use perp2() instead of perp()
// - Should not rely on floating point equality, but make a minimal range, e.g. 1.e-6 ?
return (s1.eta() == s2.eta()) && (s1.phi() == s2.phi()) && (s1.position().perp() == s2.position().perp());
}
bool TrajectoryFactoryBase::useRecHit(const TransientTrackingRecHit::ConstRecHitPointer& hitPtr) const {
const GeomDet* det = hitPtr->det();
if (!det && !useWithoutDet_)
return false;
if (!(useInvalidHits_ || hitPtr->isValid()))
return false;
if (!useProjectedHits_) {
if (trackerHitRTTI::isProjected(*hitPtr))
return false;
}
return true;
}
TrajectoryFactoryBase::MaterialEffects TrajectoryFactoryBase::materialEffects(const std::string& strME) const {
if (strME == "MultipleScattering")
return ReferenceTrajectoryBase::multipleScattering;
if (strME == "EnergyLoss")
return ReferenceTrajectoryBase::energyLoss;
if (strME == "Combined")
return ReferenceTrajectoryBase::combined;
if (strME == "None")
return ReferenceTrajectoryBase::none;
if (strME == "BreakPoints")
return ReferenceTrajectoryBase::breakPoints;
if (strME == "BrokenLines")
return ReferenceTrajectoryBase::brokenLinesCoarse;
if (strME == "BrokenLinesCoarse")
return ReferenceTrajectoryBase::brokenLinesCoarse;
if (strME == "BrokenLinesFine")
return ReferenceTrajectoryBase::brokenLinesFine;
if (strME == "LocalGBL")
return ReferenceTrajectoryBase::localGBL;
if (strME == "CurvlinGBL")
return ReferenceTrajectoryBase::curvlinGBL;
throw cms::Exception("BadConfig") << "[TrajectoryFactoryBase::materialEffects] Unknown parameter: " << strME;
}
PropagationDirection TrajectoryFactoryBase::propagationDirection(const std::string& strPD) const {
if (strPD == "oppositeToMomentum")
return oppositeToMomentum;
if (strPD == "alongMomentum")
return alongMomentum;
if (strPD == "anyDirection")
return anyDirection;
throw cms::Exception("BadConfig") << "[TrajectoryFactoryBase::propagationDirection] Unknown parameter: " << strPD;
}
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