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0001 // -*- C++ -*-
0002 //
0003 // Package:    DetectorDescription/DTGeometryBuilder
0004 // Class:      DTGeometryBuilder
0005 //
0006 /**\class DTGeometryBuilder
0007 
0008  Description: DT Geometry builder from DD4hep
0009 
0010  Implementation:
0011      DT Geometry Builder iterates over a Detector Tree and
0012      retrvieves DT chambers, super layers, layers and wires.
0013 */
0014 //
0015 // Original Author:  Ianna Osborne
0016 //         Created:  Wed, 16 Jan 2019 10:19:37 GMT
0017 //         Modified by Sergio Lo Meo (sergio.lo.meo@cern.ch) Mon, 31 August 2020
0018 //
0019 //
0020 #include "CondFormats/GeometryObjects/interface/RecoIdealGeometry.h"
0021 #include "CondFormats/Alignment/interface/DetectorGlobalPosition.h"
0022 #include "CondFormats/Alignment/interface/AlignmentErrorsExtended.h"
0023 #include "CondFormats/AlignmentRecord/interface/GlobalPositionRcd.h"
0024 #include "CondFormats/AlignmentRecord/interface/DTAlignmentRcd.h"
0025 #include "CondFormats/AlignmentRecord/interface/DTAlignmentErrorRcd.h"
0026 #include "CondFormats/AlignmentRecord/interface/DTAlignmentErrorExtendedRcd.h"
0027 #include "Geometry/Records/interface/DTRecoGeometryRcd.h"
0028 #include "DataFormats/GeometrySurface/interface/Plane.h"
0029 #include "DataFormats/GeometrySurface/interface/Bounds.h"
0030 #include "DataFormats/GeometrySurface/interface/RectangularPlaneBounds.h"
0031 #include "Geometry/MuonNumbering/interface/MuonGeometryNumbering.h"
0032 #include "Geometry/Records/interface/MuonNumberingRecord.h"
0033 #include "Geometry/Records/interface/MuonGeometryRecord.h"
0034 #include "Geometry/Records/interface/GeometryFileRcd.h"
0035 #include "DetectorDescription/DDCMS/interface/DDDetector.h"
0036 #include "DetectorDescription/DDCMS/interface/DDFilteredView.h"
0037 #include "Geometry/DTGeometry/interface/DTGeometry.h"
0038 #include "Geometry/MuonNumbering/interface/MuonBaseNumber.h"
0039 #include "Geometry/MuonNumbering/interface/DTNumberingScheme.h"
0040 #include "DTGeometryBuilder.h"
0041 #include "DD4hep/Detector.h"
0042 #include "FWCore/MessageLogger/interface/MessageLogger.h"
0043 
0044 #include <memory>
0045 #include <string>
0046 #include <string_view>
0047 
0048 using namespace edm;
0049 using namespace std;
0050 using namespace cms;
0051 
0052 void DTGeometryBuilder::buildGeometry(DDFilteredView& fview, DTGeometry& geom, const MuonGeometryConstants& num) const {
0053   edm::LogVerbatim("DTGeometryBuilder") << "(0) DTGeometryBuilder - DD4hep ";
0054 
0055   bool doChamber = fview.firstChild();
0056 
0057   while (doChamber) {
0058     DTChamber* chamber = buildChamber(fview, num);
0059 
0060     bool doSL = fview.nextSibling();
0061     while (doSL) {
0062       DTSuperLayer* sl = buildSuperLayer(fview, chamber, num);
0063 
0064       fview.down();
0065       bool doLayers = fview.sibling();
0066       while (doLayers) {
0067         DTLayer* l = buildLayer(fview, sl, num);
0068         geom.add(l);
0069 
0070         doLayers = fview.sibling();
0071       }
0072 
0073       geom.add(sl);
0074       doSL = fview.nextSibling();
0075     }
0076     geom.add(chamber);
0077 
0078     fview.parent();
0079     doChamber = fview.firstChild();
0080   }
0081 }
0082 
0083 DTGeometryBuilder::RCPPlane DTGeometryBuilder::plane(const DDFilteredView& fview, Bounds* bounds) const {
0084   const Double_t* tr = fview.trans();
0085   const Double_t* rot = fview.rot();
0086 
0087   return RCPPlane(
0088       new Plane(Surface::PositionType(tr[0] / dd4hep::cm, tr[1] / dd4hep::cm, tr[2] / dd4hep::cm),
0089                 Surface::RotationType(rot[0], rot[3], rot[6], rot[1], rot[4], rot[7], rot[2], rot[5], rot[8]),
0090                 bounds));
0091 }
0092 
0093 DTChamber* DTGeometryBuilder::buildChamber(DDFilteredView& fview, const MuonGeometryConstants& muonConstants) const {
0094   MuonGeometryNumbering mdddnum(muonConstants);
0095   DTNumberingScheme dtnum(muonConstants);
0096   int rawid = dtnum.baseNumberToUnitNumber(mdddnum.geoHistoryToBaseNumber(fview.history()));
0097 
0098   DTChamberId detId(rawid);
0099   auto const& par = fview.parameters();
0100 
0101   edm::LogVerbatim("DTGeometryBuilder") << "(1) detId: " << rawid << " par[0]: " << par[0] / dd4hep::cm
0102                                         << " par[1]: " << par[1] / dd4hep::cm << " par[2]: " << par[2] / dd4hep::cm;
0103 
0104   RCPPlane surf(
0105       plane(fview, new RectangularPlaneBounds(par[0] / dd4hep::cm, par[1] / dd4hep::cm, par[2] / dd4hep::cm)));
0106 
0107   DTChamber* chamber = new DTChamber(detId, surf);
0108 
0109   return chamber;
0110 }
0111 
0112 DTSuperLayer* DTGeometryBuilder::buildSuperLayer(DDFilteredView& fview,
0113                                                  DTChamber* chamber,
0114                                                  const MuonGeometryConstants& muonConstants) const {
0115   MuonGeometryNumbering mdddnum(muonConstants);
0116   DTNumberingScheme dtnum(muonConstants);
0117   int rawid = dtnum.baseNumberToUnitNumber(mdddnum.geoHistoryToBaseNumber(fview.history()));
0118 
0119   DTSuperLayerId slId(rawid);
0120 
0121   auto const& par = fview.parameters();
0122 
0123   edm::LogVerbatim("DTGeometryBuilder") << "(2) detId: " << rawid << " par[0]: " << par[0] / dd4hep::cm
0124                                         << " par[1]: " << par[1] / dd4hep::cm << " par[2]: " << par[2] / dd4hep::cm;
0125 
0126   RCPPlane surf(
0127       plane(fview, new RectangularPlaneBounds(par[0] / dd4hep::cm, par[1] / dd4hep::cm, par[2] / dd4hep::cm)));
0128 
0129   DTSuperLayer* slayer = new DTSuperLayer(slId, surf, chamber);
0130 
0131   chamber->add(slayer);
0132 
0133   return slayer;
0134 }
0135 
0136 DTLayer* DTGeometryBuilder::buildLayer(DDFilteredView& fview,
0137                                        DTSuperLayer* sl,
0138                                        const MuonGeometryConstants& muonConstants) const {
0139   MuonGeometryNumbering mdddnum(muonConstants);
0140   DTNumberingScheme dtnum(muonConstants);
0141   int rawid = dtnum.baseNumberToUnitNumber(mdddnum.geoHistoryToBaseNumber(fview.history()));
0142 
0143   DTLayerId layId(rawid);
0144 
0145   auto const& par = fview.parameters();
0146 
0147   edm::LogVerbatim("DTGeometryBuilder") << "(3) detId: " << rawid << " par[0]: " << par[0] / dd4hep::cm
0148                                         << " par[1]: " << par[1] / dd4hep::cm << " par[2]: " << par[2] / dd4hep::cm;
0149 
0150   RCPPlane surf(
0151       plane(fview, new RectangularPlaneBounds(par[0] / dd4hep::cm, par[1] / dd4hep::cm, par[2] / dd4hep::cm)));
0152 
0153   fview.down();
0154   bool doWire = fview.sibling();
0155   int firstWire = fview.volume()->GetNumber();
0156   auto const& wpar = fview.parameters();
0157   float wireLength = wpar[1] / dd4hep::cm;
0158 
0159   edm::LogVerbatim("DTGeometryBuilder") << "(4) detId: " << rawid << " wpar[1]: " << wpar[1] / dd4hep::cm
0160                                         << " firstWire: " << firstWire;
0161 
0162   int WCounter = 0;
0163   while (doWire) {
0164     doWire = fview.checkChild();
0165     WCounter++;
0166   }
0167   fview.up();
0168 
0169   DTTopology topology(firstWire, WCounter, wireLength);
0170 
0171   DTLayerType layerType;
0172 
0173   DTLayer* layer = new DTLayer(layId, surf, topology, layerType, sl);
0174 
0175   sl->add(layer);
0176   return layer;
0177 }
0178 
0179 void DTGeometryBuilder::build(DTGeometry& geom,
0180                               const DDDetector* det,
0181                               const MuonGeometryConstants& num,
0182                               const dd4hep::SpecParRefs& refs) {
0183   Volume top = det->worldVolume();
0184   DDFilteredView fview(det, top);
0185   fview.mergedSpecifics(refs);
0186   buildGeometry(fview, geom, num);
0187 }