File indexing completed on 2021-02-14 12:48:27
0001 #include "Geometry/HGCalCommonData/interface/FastTimeDDDConstants.h"
0002
0003 #include "DataFormats/Math/interface/GeantUnits.h"
0004 #include "FWCore/MessageLogger/interface/MessageLogger.h"
0005 #include "FWCore/Utilities/interface/Exception.h"
0006
0007
0008 using namespace geant_units::operators;
0009
0010 FastTimeDDDConstants::FastTimeDDDConstants(const FastTimeParameters* ft) : ftpar_(ft) {
0011 #ifdef EDM_ML_DEBUG
0012 edm::LogVerbatim("HGCalGeom") << "FastTimeDDDConstants::FastTimeDDDConstants "
0013 << "( const FastTimeParameters* ft ) constructor";
0014 #endif
0015 initialize();
0016 }
0017
0018 FastTimeDDDConstants::~FastTimeDDDConstants() {
0019 #ifdef EDM_ML_DEBUG
0020 edm::LogVerbatim("HGCalGeom") << "FastTimeDDDConstants:destructed!!!";
0021 #endif
0022 }
0023
0024 std::pair<int, int> FastTimeDDDConstants::getZPhi(double z, double phi) const {
0025 if (phi < 0)
0026 phi += (2 * geant_units::piRadians);
0027 int iz = (int)(z / dZBarrel_) + 1;
0028 if (iz > ftpar_->nZBarrel_)
0029 iz = ftpar_->nZBarrel_;
0030 int iphi = (int)(phi / dPhiBarrel_) + 1;
0031 if (iphi > ftpar_->nPhiBarrel_)
0032 iphi = 1;
0033 #ifdef EDM_ML_DEBUG
0034 edm::LogVerbatim("HGCalGeom") << "FastTimeDDDConstants:Barrel z|phi " << z << " " << convertRadToDeg(phi)
0035 << " iz|iphi " << iz << " " << iphi;
0036 #endif
0037 return std::pair<int, int>(iz, iphi);
0038 }
0039
0040 std::pair<int, int> FastTimeDDDConstants::getEtaPhi(double r, double phi) const {
0041 if (phi < 0)
0042 phi += (2 * geant_units::piRadians);
0043 int ir(ftpar_->nEtaEndcap_);
0044 for (unsigned int k = 1; k < rLimits_.size(); ++k) {
0045 if (r > rLimits_[k]) {
0046 ir = k;
0047 break;
0048 }
0049 }
0050 int iphi = (int)(phi / dPhiEndcap_) + 1;
0051 if (iphi > ftpar_->nPhiEndcap_)
0052 iphi = 1;
0053 #ifdef EDM_ML_DEBUG
0054 edm::LogVerbatim("HGCalGeom") << "FastTimeDDDConstants:Endcap r|phi " << r << " " << convertRadToDeg(phi)
0055 << " ir|iphi " << ir << " " << iphi;
0056 #endif
0057 return std::pair<int, int>(ir, iphi);
0058 }
0059
0060 GlobalPoint FastTimeDDDConstants::getPosition(int type, int izeta, int iphi, int zside) const {
0061 double x(0), y(0), z(0);
0062 if (type == 1) {
0063 double phi = (iphi - 0.5) * dPhiBarrel_;
0064 x = ftpar_->geomParBarrel_[2] * cos(phi);
0065 y = ftpar_->geomParBarrel_[2] * sin(phi);
0066 z = ftpar_->geomParBarrel_[0] + (izeta - 0.5) * dZBarrel_;
0067 } else if (type == 2) {
0068 double phi = (iphi - 0.5) * dPhiEndcap_;
0069 double r = (izeta <= 0 || izeta >= (int)(rLimits_.size())) ? 0 : 0.5 * (rLimits_[izeta - 1] + rLimits_[izeta]);
0070 x = (zside < 0) ? -r * cos(phi) : r * cos(phi);
0071 y = r * sin(phi);
0072 z = ftpar_->geomParEndcap_[2];
0073 }
0074 if (zside < 0)
0075 z = -z;
0076 GlobalPoint p(x, y, z);
0077 return p;
0078 }
0079
0080 std::vector<GlobalPoint> FastTimeDDDConstants::getCorners(int type, int izeta, int iphi, int zside) const {
0081 double x(0), y(0), z(0), dx(0), dz(0), r(0), phi(0);
0082 if (type == 1) {
0083 phi = (iphi - 0.5) * dPhiBarrel_;
0084 r = ftpar_->geomParBarrel_[2];
0085 x = r * cos(phi);
0086 y = r * sin(phi);
0087 z = ftpar_->geomParBarrel_[0] + (izeta - 0.5) * dZBarrel_;
0088 dx = 0.5 * ftpar_->geomParBarrel_[3];
0089 dz = 0.5 * dZBarrel_;
0090 } else if (type == 2) {
0091 phi = (iphi - 0.5) * dPhiEndcap_;
0092 r = (izeta <= 0 || izeta >= (int)(rLimits_.size())) ? 0 : 0.5 * (rLimits_[izeta - 1] + rLimits_[izeta]);
0093 x = (zside < 0) ? -r * cos(phi) : r * cos(phi);
0094 y = r * sin(phi);
0095 z = ftpar_->geomParEndcap_[2];
0096 dx = 0.5 * r * dPhiEndcap_;
0097 dz = 0.5 * ftpar_->geomParEndcap_[3];
0098 }
0099 if (zside < 0) {
0100 z = -z;
0101 dz = -dz;
0102 }
0103 static constexpr int signx[8] = {-1, -1, 1, 1, -1, -1, 1, 1};
0104 static constexpr int signy[8] = {-1, 1, 1, -1, -1, 1, 1, -1};
0105 static constexpr int signz[8] = {-1, -1, -1, -1, 1, 1, 1, 1};
0106 std::vector<GlobalPoint> pts;
0107 for (unsigned int i = 0; i != 8; ++i) {
0108 GlobalPoint p(x + signx[i] * dx, y + signy[i] * dx, z + signz[i] * dz);
0109 pts.emplace_back(p);
0110 }
0111 return pts;
0112 }
0113
0114 int FastTimeDDDConstants::getCells(int type) const {
0115 int numb(0);
0116 if (type == 1) {
0117 numb = (ftpar_->nZBarrel_) * (ftpar_->nPhiBarrel_);
0118 } else if (type == 2) {
0119 numb = (ftpar_->nEtaEndcap_) * (ftpar_->nPhiEndcap_);
0120 }
0121 return numb;
0122 }
0123
0124 double FastTimeDDDConstants::getRin(int type) const {
0125 double value(0);
0126 if (type == 1) {
0127 value = (ftpar_->geomParBarrel_[2]);
0128 } else if (type == 2) {
0129 value = (ftpar_->geomParEndcap_[0]);
0130 }
0131 return value;
0132 }
0133
0134 double FastTimeDDDConstants::getRout(int type) const {
0135 double value(0);
0136 if (type == 1) {
0137 value = (ftpar_->geomParBarrel_[2] + ftpar_->geomParBarrel_[3]);
0138 } else if (type == 2) {
0139 value = (ftpar_->geomParEndcap_[1]);
0140 }
0141 return value;
0142 }
0143
0144 double FastTimeDDDConstants::getZHalf(int type) const {
0145 double value(0);
0146 if (type == 1) {
0147 value = 0.5 * (ftpar_->geomParBarrel_[1] - ftpar_->geomParBarrel_[0]);
0148 } else if (type == 2) {
0149 value = (ftpar_->geomParEndcap_[3]);
0150 }
0151 return value;
0152 }
0153
0154 double FastTimeDDDConstants::getZPos(int type) const {
0155 double value(0);
0156 if (type == 1) {
0157 value = 0.5 * (ftpar_->geomParBarrel_[1] + ftpar_->geomParBarrel_[0]);
0158 } else if (type == 2) {
0159 value = (ftpar_->geomParEndcap_[2]);
0160 }
0161 return value;
0162 }
0163
0164 bool FastTimeDDDConstants::isValidXY(int type, int izeta, int iphi) const {
0165 bool ok(false);
0166 if (type == 1) {
0167 ok = ((izeta > 0) && (izeta <= ftpar_->nZBarrel_) && (iphi > 0) && (iphi <= ftpar_->nPhiBarrel_));
0168 } else if (type == 2) {
0169 ok = ((izeta > 0) && (izeta <= ftpar_->nEtaEndcap_) && (iphi > 0) && (iphi <= ftpar_->nPhiEndcap_));
0170 }
0171 return ok;
0172 }
0173
0174 int FastTimeDDDConstants::numberEtaZ(int type) const {
0175 int numb(0);
0176 if (type == 1) {
0177 numb = (ftpar_->nZBarrel_);
0178 } else if (type == 2) {
0179 numb = (ftpar_->nEtaEndcap_);
0180 }
0181 return numb;
0182 }
0183
0184 int FastTimeDDDConstants::numberPhi(int type) const {
0185 int numb(0);
0186 if (type == 1) {
0187 numb = (ftpar_->nPhiBarrel_);
0188 } else if (type == 2) {
0189 numb = (ftpar_->nPhiEndcap_);
0190 }
0191 return numb;
0192 }
0193
0194 void FastTimeDDDConstants::initialize() {
0195 double thmin = atan(ftpar_->geomParEndcap_[0] / ftpar_->geomParEndcap_[2]);
0196 etaMax_ = -log(0.5 * thmin);
0197 double thmax = atan(ftpar_->geomParEndcap_[1] / ftpar_->geomParEndcap_[2]);
0198 etaMin_ = -log(0.5 * thmax);
0199 dEta_ = (etaMax_ - etaMin_) / ftpar_->nEtaEndcap_;
0200 #ifdef EDM_ML_DEBUG
0201 edm::LogVerbatim("HGCalGeom") << "Theta range " << convertRadToDeg(thmin) << ":" << convertRadToDeg(thmax)
0202 << " Eta range " << etaMin_ << ":" << etaMax_ << ":" << dEta_;
0203 #endif
0204 for (int k = 0; k <= ftpar_->nEtaEndcap_; ++k) {
0205 double eta = etaMin_ + k * dEta_;
0206 double theta = 2.0 * atan(exp(-eta));
0207 double rval = (ftpar_->geomParEndcap_[2]) * tan(theta);
0208 rLimits_.emplace_back(rval);
0209 }
0210 dZBarrel_ = ftpar_->geomParBarrel_[1] / ftpar_->nZBarrel_;
0211 dPhiBarrel_ = (2 * geant_units::piRadians) / ftpar_->nPhiBarrel_;
0212 dPhiEndcap_ = (2 * geant_units::piRadians) / ftpar_->nPhiEndcap_;
0213 #ifdef EDM_ML_DEBUG
0214 edm::LogVerbatim("HGCalGeom") << "FastTimeDDDConstants initialized with " << ftpar_->nZBarrel_ << ":"
0215 << ftpar_->nPhiBarrel_ << ":" << getCells(1) << " cells for barrel; dz|dphi "
0216 << dZBarrel_ << "|" << dPhiBarrel_ << " and " << ftpar_->nEtaEndcap_ << ":"
0217 << ftpar_->nPhiEndcap_ << ":" << getCells(2) << " cells for endcap; dphi "
0218 << dPhiEndcap_ << " The Limits in R are";
0219 for (unsigned int k = 0; k < rLimits_.size(); ++k)
0220 edm::LogVerbatim("HGCalGeom") << "[" << k << "] " << rLimits_[k] << " ";
0221 #endif
0222 }
0223
0224 #include "FWCore/Utilities/interface/typelookup.h"
0225
0226 TYPELOOKUP_DATA_REG(FastTimeDDDConstants);
