TOBLayerBuilder.cc

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#include "TOBLayerBuilder.h"

#include "FWCore/MessageLogger/interface/MessageLogger.h"

#include "TOBRodBuilder.h"

using namespace edm;
using namespace std;

TOBLayer* TOBLayerBuilder::build(const GeometricDet* aTOBLayer, const TrackerGeometry* theGeomDetGeometry) {
  vector<const GeometricDet*> theGeometricDetRods = aTOBLayer->components();
  vector<const GeometricDet*> negativeZrods;
  vector<const GeometricDet*> positiveZrods;

  for (vector<const GeometricDet*>::const_iterator it = theGeometricDetRods.begin(); it != theGeometricDetRods.end();
       it++) {
    if ((*it)->positionBounds().z() < 0)
      negativeZrods.push_back(*it);
    if ((*it)->positionBounds().z() >= 0)
      positiveZrods.push_back(*it);
  }

  TOBRodBuilder myTOBRodBuilder;

  vector<const TOBRod*> theInnerRods;
  vector<const TOBRod*> theOuterRods;

  //LogDebug("TkDetLayers") << "positiveZrods[0]->positionBounds().perp(): "
  //              << positiveZrods[0]->positionBounds().perp() ;
  //LogDebug("TkDetLayers") << "positiveZrods[1]->positionBounds().perp(): "
  //              << positiveZrods[1]->positionBounds().perp() ;

  double positiveMeanR = 0;
  if (!positiveZrods.empty()) {
    for (unsigned int index = 0; index != positiveZrods.size(); index++) {
      positiveMeanR += positiveZrods[index]->positionBounds().perp();
    }
    positiveMeanR = positiveMeanR / positiveZrods.size();
  }

  double negativeMeanR = 0;
  if (!negativeZrods.empty()) {
    for (unsigned int index = 0; index != negativeZrods.size(); index++) {
      negativeMeanR += negativeZrods[index]->positionBounds().perp();
    }
    negativeMeanR = negativeMeanR / negativeZrods.size();
  }

  if (!positiveZrods.empty() && !negativeZrods.empty()) {
    for (unsigned int index = 0; index != positiveZrods.size(); index++) {
      if (positiveZrods[index]->positionBounds().phi() != negativeZrods[index]->positionBounds().phi()) {
        edm::LogError("TkDetLayers") << "ERROR:rods don't have the same phi. exit!";
        break;
      }

      if (positiveZrods[index]->positionBounds().perp() < positiveMeanR)
        theInnerRods.push_back(myTOBRodBuilder.build(negativeZrods[index], positiveZrods[index], theGeomDetGeometry));
      if (positiveZrods[index]->positionBounds().perp() >= positiveMeanR)
        theOuterRods.push_back(myTOBRodBuilder.build(negativeZrods[index], positiveZrods[index], theGeomDetGeometry));
    }
  } else {
    if (!positiveZrods.empty()) {
      for (unsigned int index = 0; index != positiveZrods.size(); index++) {
        if (positiveZrods[index]->positionBounds().perp() < positiveMeanR)
          theInnerRods.push_back(myTOBRodBuilder.build(nullptr, positiveZrods[index], theGeomDetGeometry));
        if (positiveZrods[index]->positionBounds().perp() >= positiveMeanR)
          theOuterRods.push_back(myTOBRodBuilder.build(nullptr, positiveZrods[index], theGeomDetGeometry));
      }
    }
    if (!negativeZrods.empty()) {
      for (unsigned int index = 0; index != negativeZrods.size(); index++) {
        if (negativeZrods[index]->positionBounds().perp() < negativeMeanR)
          theInnerRods.push_back(myTOBRodBuilder.build(negativeZrods[index], nullptr, theGeomDetGeometry));
        if (negativeZrods[index]->positionBounds().perp() >= negativeMeanR)
          theOuterRods.push_back(myTOBRodBuilder.build(negativeZrods[index], nullptr, theGeomDetGeometry));
      }
    }
  }

  //LogDebug("TkDetLayers") << "theInnerRods.size(): " << theInnerRods.size() ;
  //LogDebug("TkDetLayers") << "theOuterRods.size(): " << theOuterRods.size() ;

  return new TOBLayer(theInnerRods, theOuterRods);
}