DTGeometryBuilderFromDD4Hep Class Reference

#include <DTGeometryBuilderFromDD4Hep.h>

Public Member Functions
void	build (DTGeometry &, const cms::DDDetector *, const MuonGeometryConstants &, const dd4hep::SpecParRefs &)
	DTGeometryBuilderFromDD4Hep ()

Private Types
using	RCPPlane = ReferenceCountingPointer< Plane >

Private Member Functions
DTChamber *	buildChamber (cms::DDFilteredView &, const MuonGeometryConstants &) const
void	buildGeometry (cms::DDFilteredView &, DTGeometry &, const MuonGeometryConstants &) const
DTLayer *	buildLayer (cms::DDFilteredView &, DTSuperLayer *, const MuonGeometryConstants &) const
DTSuperLayer *	buildSuperLayer (cms::DDFilteredView &, DTChamber *, const MuonGeometryConstants &) const
RCPPlane	plane (const cms::DDFilteredView &, Bounds *bounds) const

Detailed Description

Description: DT Geometry builder from DD4hep

Implementation: DT Geometry Builder iterates over a Detector Tree and retrvieves DT chambers, super layers, layers and wires.

Definition at line 42 of file DTGeometryBuilderFromDD4Hep.h.

Member Typedef Documentation

RCPPlane

using DTGeometryBuilderFromDD4Hep::RCPPlane = ReferenceCountingPointer<Plane>

private

Definition at line 57 of file DTGeometryBuilderFromDD4Hep.h.

Constructor & Destructor Documentation

DTGeometryBuilderFromDD4Hep()

DTGeometryBuilderFromDD4Hep::DTGeometryBuilderFromDD4Hep ( )

inline

Definition at line 44 of file DTGeometryBuilderFromDD4Hep.h.

{}

Member Function Documentation

build()

void DTGeometryBuilderFromDD4Hep::build	(	DTGeometry &	geom,
		const cms::DDDetector *	det,
		const MuonGeometryConstants &	num,
		const dd4hep::SpecParRefs &	refs
	)

Definition at line 163 of file DTGeometryBuilderFromDD4Hep.cc.

                                                                       {
  cms::Volume top = det->worldVolume();
  cms::DDFilteredView fview(det, top);
  fview.mergedSpecifics(refs);
  buildGeometry(fview, geom, num);
}

References relativeConstraints::geom, cms::DDFilteredView::mergedSpecifics(), EgammaValidation_cff::num, and cms::DDDetector::worldVolume().

Referenced by DTGeometryESModule::setupDD4hepGeometry().

buildChamber()

DTChamber * DTGeometryBuilderFromDD4Hep::buildChamber ( cms::DDFilteredView &  fview, const MuonGeometryConstants &  muonConstants  ) const

private

Definition at line 91 of file DTGeometryBuilderFromDD4Hep.cc.

                                                                                                       {
  MuonGeometryNumbering mdddnum(muonConstants);
  DTNumberingScheme dtnum(muonConstants);
  int rawid = dtnum.baseNumberToUnitNumber(mdddnum.geoHistoryToBaseNumber(fview.history()));
 
  DTChamberId detId(rawid);
  auto const& par = fview.parameters();
 
  RCPPlane surf(plane(fview, new RectangularPlaneBounds(par[0], par[1], par[2])));
 
  DTChamber* chamber = new DTChamber(detId, surf);
 
  return chamber;
}

References DTNumberingScheme::baseNumberToUnitNumber(), relativeConstraints::chamber, MuonGeometryNumbering::geoHistoryToBaseNumber(), cms::DDFilteredView::history(), and cms::DDFilteredView::parameters().

buildGeometry()

void DTGeometryBuilderFromDD4Hep::buildGeometry ( cms::DDFilteredView &  fview, DTGeometry &  geom, const MuonGeometryConstants &  num  ) const

private

Definition at line 49 of file DTGeometryBuilderFromDD4Hep.cc.

                                                                                        {
  bool doChamber = fview.firstChild();
 
  while (doChamber) {
    DTChamber* chamber = buildChamber(fview, num);
 
    bool doSL = fview.nextSibling();
    while (doSL) {
      DTSuperLayer* sl = buildSuperLayer(fview, chamber, num);
 
      fview.down();
      bool doLayers = fview.sibling();
      while (doLayers) {
        DTLayer* l = buildLayer(fview, sl, num);
        geom.add(l);
 
        doLayers = fview.sibling();
      }
 
      geom.add(sl);
      doSL = fview.nextSibling();
    }
    geom.add(chamber);
 
    fview.parent();
    doChamber = fview.firstChild();
  }
}

References relativeConstraints::chamber, cms::DDFilteredView::down(), cms::DDFilteredView::firstChild(), relativeConstraints::geom, cmsLHEtoEOSManager::l, cms::DDFilteredView::nextSibling(), EgammaValidation_cff::num, cms::DDFilteredView::parent(), and cms::DDFilteredView::sibling().

buildLayer()

DTLayer * DTGeometryBuilderFromDD4Hep::buildLayer ( cms::DDFilteredView &  fview, DTSuperLayer *  sl, const MuonGeometryConstants &  muonConstants  ) const

private

Definition at line 127 of file DTGeometryBuilderFromDD4Hep.cc.

                                                                                                   {
  MuonGeometryNumbering mdddnum(muonConstants);
  DTNumberingScheme dtnum(muonConstants);
  int rawid = dtnum.baseNumberToUnitNumber(mdddnum.geoHistoryToBaseNumber(fview.history()));
 
  DTLayerId layId(rawid);
 
  auto const& par = fview.parameters();
 
  RCPPlane surf(plane(fview, new RectangularPlaneBounds(par[0], par[1], par[2])));
 
  fview.down();
  bool doWire = fview.sibling();
  int firstWire = fview.volume()->GetNumber();
  auto const& wpar = fview.parameters();
  float wireLength = wpar[1];
 
  int WCounter = 0;
  while (doWire) {
    doWire = fview.checkChild();
    WCounter++;
  }
  fview.up();
 
  DTTopology topology(firstWire, WCounter, wireLength);
 
  DTLayerType layerType;
 
  DTLayer* layer = new DTLayer(layId, surf, topology, layerType, sl);
 
  sl->add(layer);
  return layer;
}

References DTSuperLayer::add(), DTNumberingScheme::baseNumberToUnitNumber(), cms::DDFilteredView::checkChild(), cms::DDFilteredView::down(), MuonGeometryNumbering::geoHistoryToBaseNumber(), cms::DDFilteredView::history(), cms::DDFilteredView::parameters(), cms::DDFilteredView::sibling(), ecaldqm::topology(), cms::DDFilteredView::up(), and cms::DDFilteredView::volume().

buildSuperLayer()

DTSuperLayer * DTGeometryBuilderFromDD4Hep::buildSuperLayer ( cms::DDFilteredView &  fview, DTChamber *  chamber, const MuonGeometryConstants &  muonConstants  ) const

private

Definition at line 107 of file DTGeometryBuilderFromDD4Hep.cc.

                                                                                                             {
  MuonGeometryNumbering mdddnum(muonConstants);
  DTNumberingScheme dtnum(muonConstants);
  int rawid = dtnum.baseNumberToUnitNumber(mdddnum.geoHistoryToBaseNumber(fview.history()));
 
  DTSuperLayerId slId(rawid);
 
  auto const& par = fview.parameters();
 
  RCPPlane surf(plane(fview, new RectangularPlaneBounds(par[0], par[1], par[2])));
 
  DTSuperLayer* slayer = new DTSuperLayer(slId, surf, chamber);
 
  chamber->add(slayer);
 
  return slayer;
}

References DTNumberingScheme::baseNumberToUnitNumber(), relativeConstraints::chamber, MuonGeometryNumbering::geoHistoryToBaseNumber(), cms::DDFilteredView::history(), and cms::DDFilteredView::parameters().

plane()

DTGeometryBuilderFromDD4Hep::RCPPlane DTGeometryBuilderFromDD4Hep::plane ( const cms::DDFilteredView &  fview, Bounds *  bounds  ) const

private

Definition at line 80 of file DTGeometryBuilderFromDD4Hep.cc.

                                                                                               {
  const Double_t* tr = fview.trans();
  const Double_t* rot = fview.rot();
 
  return RCPPlane(
      new Plane(Surface::PositionType(tr[0], tr[1], tr[2]),
                Surface::RotationType(rot[0], rot[3], rot[6], rot[1], rot[4], rot[7], rot[2], rot[5], rot[8]),
                bounds));
}

References cms::DDFilteredView::rot(), makeMuonMisalignmentScenario::rot, and cms::DDFilteredView::trans().