PrintGeomSummary.cc

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#include "SimG4Core/PrintGeomInfo/interface/PrintGeomSummary.h"

#include "SimG4Core/Notification/interface/BeginOfJob.h"
#include "SimG4Core/Notification/interface/BeginOfRun.h"

#include "FWCore/Framework/interface/EventSetup.h"
#include "FWCore/Framework/interface/ESTransientHandle.h"
#include "Geometry/Records/interface/IdealGeometryRecord.h"
#include "DetectorDescription/Core/interface/DDCompactView.h"
#include "DetectorDescription/Core/interface/DDFilter.h"
#include "DetectorDescription/Core/interface/DDFilteredView.h"
#include "DetectorDescription/Core/interface/DDLogicalPart.h"
#include "DetectorDescription/Core/interface/DDSolid.h"
#include "DetectorDescription/Core/interface/DDSplit.h"
#include "DetectorDescription/Core/interface/DDValue.h"

#include "G4Run.hh"
#include "G4PhysicalVolumeStore.hh"
#include "G4LogicalVolumeStore.hh"
#include "G4VPhysicalVolume.hh"
#include "G4LogicalVolume.hh"
#include "G4VSolid.hh"
#include "G4Material.hh"
#include "G4Track.hh"
#include "G4VisAttributes.hh"
#include "G4UserLimits.hh"
#include "G4TransportationManager.hh"

#include <set>
#include <map>

PrintGeomSummary::PrintGeomSummary(const edm::ParameterSet& p) : theTopPV_(nullptr) {
  std::vector<std::string> defNames;
  nodeNames_ = p.getUntrackedParameter<std::vector<std::string>>("NodeNames", defNames);
  G4cout << "PrintGeomSummary:: initialised for " << nodeNames_.size() << " nodes:" << G4endl;
  for (unsigned int ii = 0; ii < nodeNames_.size(); ii++)
    G4cout << "Node[" << ii << "] : " << nodeNames_[ii] << G4endl;

  solidShape_[DDSolidShape::ddbox] = "Box";
  solidShape_[DDSolidShape::ddtubs] = "Tube";
  solidShape_[DDSolidShape::ddtrap] = "Trapezoid";
  solidShape_[DDSolidShape::ddcons] = "Cone";
  solidShape_[DDSolidShape::ddpolycone_rz] = "Polycone_rz";
  solidShape_[DDSolidShape::ddpolyhedra_rz] = "Polyhedra_rz";
  solidShape_[DDSolidShape::ddpolycone_rrz] = "Polycone_rrz";
  solidShape_[DDSolidShape::ddpolyhedra_rrz] = "Polyhedra_rrz";
  solidShape_[DDSolidShape::ddtorus] = "Torus";
  solidShape_[DDSolidShape::ddunion] = "UnionSolid";
  solidShape_[DDSolidShape::ddsubtraction] = "SubtractionSolid";
  solidShape_[DDSolidShape::ddintersection] = "IntersectionSolid";
  solidShape_[DDSolidShape::ddshapeless] = "ShapelessSolid";
  solidShape_[DDSolidShape::ddpseudotrap] = "PseudoTrapezoid";
  solidShape_[DDSolidShape::ddtrunctubs] = "TruncatedTube";
  solidShape_[DDSolidShape::ddsphere] = "Sphere";
  solidShape_[DDSolidShape::ddellipticaltube] = "EllipticalTube";
  solidShape_[DDSolidShape::ddcuttubs] = "CutTubs";
  solidShape_[DDSolidShape::ddextrudedpolygon] = "ExtrudedPolygon";
  solidShape_[DDSolidShape::dd_not_init] = "Unknown";
}

PrintGeomSummary::~PrintGeomSummary() {}

void PrintGeomSummary::update(const BeginOfJob* job) {
  edm::ESTransientHandle<DDCompactView> pDD;
  (*job)()->get<IdealGeometryRecord>().get(pDD);
  const DDCompactView* cpv = &(*pDD);

  const auto& gra = cpv->graph();

  using Graph = DDCompactView::Graph;
  using adjl_iterator = Graph::const_adj_iterator;

  Graph::index_type i = 0;
  solidMap_.clear();
  for (adjl_iterator git = gra.begin(); git != gra.end(); ++git) {
    const DDLogicalPart& ddLP = gra.nodeData(git);
    addSolid(ddLP);
    ++i;
    if (!git->empty()) {
      // ask for children of ddLP
      for (Graph::edge_list::const_iterator cit = git->begin(); cit != git->end(); ++cit) {
        const DDLogicalPart& ddcurLP = gra.nodeData(cit->first);
        addSolid(ddcurLP);
      }
    }
  }
  G4cout << "Finds " << solidMap_.size() << " different solids in the tree" << G4endl;
}

void PrintGeomSummary::addSolid(const DDLogicalPart& part) {
  const DDSolid& solid = part.solid();
  std::map<DDSolidShape, std::string>::iterator it = solidShape_.find(solid.shape());
  std::string name = solid.name().name();
  if (it == solidShape_.end())
    solidMap_[name] = DDSolidShape::dd_not_init;
  else
    solidMap_[name] = it->first;
  //G4cout << "Solid " << name << " is of shape " << solidMap_[name] << G4endl;
}

void PrintGeomSummary::update(const BeginOfRun* run) {
  theTopPV_ = getTopPV();
  if (theTopPV_) {
    lvs_.clear();
    sls_.clear();
    touch_.clear();
    fillLV(theTopPV_->GetLogicalVolume());
    std::string name = theTopPV_->GetName();
    dumpSummary(G4cout, name);

    for (unsigned int k = 0; k < nodeNames_.size(); ++k) {
      const G4LogicalVolumeStore* lvs = G4LogicalVolumeStore::GetInstance();
      std::vector<G4LogicalVolume*>::const_iterator lvcite;
      for (lvcite = lvs->begin(); lvcite != lvs->end(); lvcite++) {
        if ((*lvcite)->GetName() == (G4String)(nodeNames_[k])) {
          lvs_.clear();
          sls_.clear();
          touch_.clear();
          fillLV(*lvcite);
          dumpSummary(G4cout, nodeNames_[k]);
        }
      }
    }
  }
}

void PrintGeomSummary::fillLV(G4LogicalVolume* lv) {
  if (std::find(lvs_.begin(), lvs_.end(), lv) == lvs_.end())
    lvs_.push_back(lv);
  G4VSolid* sl = lv->GetSolid();
  if (std::find(sls_.begin(), sls_.end(), sl) == sls_.end())
    sls_.push_back(sl);
  touch_.push_back(lv);
  for (int ii = 0; ii < (int)(lv->GetNoDaughters()); ii++)
    fillLV(lv->GetDaughter(ii)->GetLogicalVolume());
}

void PrintGeomSummary::dumpSummary(std::ostream& out, std::string name) {
  //---------- Dump number of objects of each class
  out << G4endl << G4endl << "@@@@@@@@@@@@@@@@@@ Dumping Summary For Node " << name << G4endl;
  out << " Number of G4VSolid's: " << sls_.size() << G4endl;
  out << " Number of G4LogicalVolume's: " << lvs_.size() << G4endl;
  out << " Number of Touchable's: " << touch_.size() << G4endl;
  //First the solids
  out << G4endl << "Occurence of each type of shape among Solids" << G4endl;
  kount_.clear();
  for (std::vector<G4VSolid*>::iterator it = sls_.begin(); it != sls_.end(); ++it) {
    std::string name = (*it)->GetName();
    addName(name);
  }
  printSummary(out);
  //Then the logical volumes
  out << G4endl << "Occurence of each type of shape among Logical Volumes" << G4endl;
  kount_.clear();
  for (std::vector<G4LogicalVolume*>::iterator it = lvs_.begin(); it != lvs_.end(); ++it) {
    std::string name = ((*it)->GetSolid())->GetName();
    addName(name);
  }
  printSummary(out);
  //Finally the touchables
  out << G4endl << "Occurence of each type of shape among Touchables" << G4endl;
  kount_.clear();
  for (std::vector<G4LogicalVolume*>::iterator it = touch_.begin(); it != touch_.end(); ++it) {
    std::string name = ((*it)->GetSolid())->GetName();
    addName(name);
  }
  printSummary(out);
}

G4VPhysicalVolume* PrintGeomSummary::getTopPV() {
  return G4TransportationManager::GetTransportationManager()->GetNavigatorForTracking()->GetWorldVolume();
}

void PrintGeomSummary::addName(std::string name) {
  bool refl(false);
  if (name.find("_refl") < name.size()) {
    refl = true;
    name = name.substr(0, (name.find("_refl")));
  }
  std::map<std::string, DDSolidShape>::const_iterator jt = solidMap_.find(name);
  DDSolidShape shape = (jt == solidMap_.end()) ? DDSolidShape::dd_not_init : jt->second;
  std::map<DDSolidShape, std::pair<int, int>>::iterator itr = kount_.find(shape);
  if (itr == kount_.end()) {
    kount_[shape] = (refl) ? std::pair<int, int>(0, 1) : std::pair<int, int>(1, 0);
  } else {
    kount_[shape] = (refl) ? std::pair<int, int>(((itr->second).first), ++((itr->second).second))
                           : std::pair<int, int>(++((itr->second).first), ((itr->second).second));
  }
}

void PrintGeomSummary::printSummary(std::ostream& out) {
  int k(0);
  for (std::map<DDSolidShape, std::pair<int, int>>::iterator itr = kount_.begin(); itr != kount_.end(); ++itr, ++k) {
    std::string shape = solidShape_[itr->first];
    out << "Shape [" << k << "]  " << shape << " # " << (itr->second).first << " : " << (itr->second).second << G4endl;
  }
}