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//FAMOS headers
#include "FastSimulation/CaloGeometryTools/interface/CaloSegment.h"
#include "FastSimulation/CaloGeometryTools/interface/CaloGeometryHelper.h"
#include "FastSimulation/CalorimeterProperties/interface/PreshowerLayer1Properties.h"
#include "FastSimulation/CalorimeterProperties/interface/PreshowerLayer2Properties.h"
#include "FastSimulation/CalorimeterProperties/interface/HCALProperties.h"
#include "FastSimulation/CalorimeterProperties/interface/ECALProperties.h"
#include "DataFormats/EcalDetId/interface/EcalSubdetector.h"
CaloSegment::CaloSegment(const CaloPoint& in,
const CaloPoint& out,
double si,
double siX0,
double siL0,
Material mat,
const CaloGeometryHelper* myCalorimeter)
: entrance_(in),
exit_(out),
sentrance_(si),
sX0entrance_(siX0),
sL0entrance_(siL0),
material_(mat)
{
sexit_ = sentrance_ + std::sqrt((exit_ - entrance_).mag2());
// Change this. CaloProperties from FamosShower should be used instead
double radLenIncm = 999999;
double intLenIncm = 999999;
detector_ = in.whichDetector();
if (detector_ != out.whichDetector() && mat != CRACK && mat != GAP && mat != ECALHCALGAP) {
std::cout << " Problem in the segments " << detector_ << " " << out.whichDetector() << std::endl;
}
switch (mat) {
case PbWO4: {
int det = 0;
if (in.whichSubDetector() == EcalBarrel)
det = 1;
if (in.whichSubDetector() == EcalEndcap)
det = 2;
radLenIncm = myCalorimeter->ecalProperties(det)->radLenIncm();
intLenIncm = myCalorimeter->ecalProperties(det)->interactionLength();
} break;
case CRACK: {
radLenIncm = 8.9; //cracks : Al
intLenIncm = 35.4;
} break;
case PS: {
radLenIncm = myCalorimeter->layer1Properties(1)->radLenIncm();
intLenIncm = myCalorimeter->layer1Properties(1)->interactionLength();
} break;
case HCAL: {
radLenIncm = myCalorimeter->hcalProperties(1)->radLenIncm();
intLenIncm = myCalorimeter->hcalProperties(1)->interactionLength();
} break;
case ECALHCALGAP: {
// From Olga's & Patrick's talk PRS/JetMET 21 Sept 2004
radLenIncm = 22.3;
intLenIncm = 140;
} break;
case PSEEGAP: {
// according to Sunanda 0.19 X0 (0.08X0 of polyethylene), support (0.06X0 of aluminium) + other stuff
// in the geometry 12 cm between layer and entrance of EE. Polyethylene is rather 48 and Al 8.9 (PDG)
// for the inLen, just rescale according to PDG (85cm)
radLenIncm = myCalorimeter->layer2Properties(1)->pseeRadLenIncm();
intLenIncm = myCalorimeter->layer2Properties(1)->pseeIntLenIncm();
} break;
default:
radLenIncm = 999999;
}
sX0exit_ = sX0entrance_ + (sexit_ - sentrance_) / radLenIncm;
sL0exit_ = sL0entrance_ + (sexit_ - sentrance_) / intLenIncm;
if (mat == GAP) {
sX0exit_ = sX0entrance_;
sL0exit_ = sL0entrance_;
}
length_ = sexit_ - sentrance_;
X0length_ = sX0exit_ - sX0entrance_;
L0length_ = sL0exit_ - sL0entrance_;
}
CaloSegment::XYZPoint CaloSegment::positionAtDepthincm(double depth) const {
if (depth < sentrance_ || depth > sexit_)
return XYZPoint();
return XYZPoint(entrance_ + ((depth - sentrance_) / (sexit_ - sentrance_) * (exit_ - entrance_)));
}
CaloSegment::XYZPoint CaloSegment::positionAtDepthinX0(double depth) const {
if (depth < sX0entrance_ || depth > sX0exit_)
return XYZPoint();
return XYZPoint(entrance_ + ((depth - sX0entrance_) / (sX0exit_ - sX0entrance_) * (exit_ - entrance_)));
}
CaloSegment::XYZPoint CaloSegment::positionAtDepthinL0(double depth) const {
if (depth < sL0entrance_ || depth > sL0exit_)
return XYZPoint();
return XYZPoint(entrance_ + ((depth - sL0entrance_) / (sL0exit_ - sL0entrance_) * (exit_ - entrance_)));
}
double CaloSegment::x0FromCm(double cm) const { return sX0entrance_ + cm / length_ * X0length_; }
std::ostream& operator<<(std::ostream& ost, const CaloSegment& seg) {
ost << " DetId ";
if (!seg.entrance().getDetId().null())
ost << seg.entrance().getDetId()();
else {
ost << seg.entrance().whichDetector();
// ost<< " Entrance side " << seg.entrance().getSide()
ost << " Point " << (math::XYZVector)seg.entrance() << std::endl;
}
ost << "DetId ";
if (!seg.exit().getDetId().null())
ost << seg.exit().getDetId()();
else
ost << seg.exit().whichDetector();
// ost << " Exit side " << seg.exit().getSide()
ost << " Point " << (math::XYZVector)seg.exit() << " " << seg.length() << " cm " << seg.X0length() << " X0 "
<< seg.L0length() << " Lambda0 ";
switch (seg.material()) {
case CaloSegment::PbWO4:
ost << "PbWO4 ";
break;
case CaloSegment::CRACK:
ost << "CRACK ";
break;
case CaloSegment::PS:
ost << "PS ";
break;
case CaloSegment::HCAL:
ost << "HCAL ";
break;
case CaloSegment::ECALHCALGAP:
ost << "ECAL-HCAL GAP ";
break;
case CaloSegment::PSEEGAP:
ost << "PS-ECAL GAP";
break;
default:
ost << "GAP ";
}
return ost;
}
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