/afs/cern.ch/work/a/aaltunda/public/www/CMSSW_5_3_14/src/TrackingTools/DetLayers/src/DetLayer.cc

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#include "TrackingTools/DetLayers/interface/DetLayer.h"
#include "FWCore/MessageLogger/interface/MessageLogger.h"
#include <algorithm>

using namespace std;

DetLayer::~DetLayer() { delete theNavigableLayer;}


void DetLayer::setNavigableLayer( NavigableLayer* nlp) {
  theNavigableLayer = nlp;

  //nlp=0 amount to cleaning the link. do nothing further
  if (nlp){
  if (nlp->detLayer() != this) {
    if (nlp->detLayer() != 0) {
      edm::LogWarning("DetLayers") << "DetLayer Warning: my navigable layer does not point to me. "
                                   << " Correcting..." ;
    }
    theNavigableLayer->setDetLayer( this);
  }
  }//nlp!=0
}

vector<const DetLayer*> 
DetLayer::nextLayers( const FreeTrajectoryState& fts, 
                      PropagationDirection timeDirection) const {
  return theNavigableLayer
    ? theNavigableLayer->nextLayers( fts, timeDirection)
    : vector<const DetLayer*>();
}

vector<const DetLayer*> 
DetLayer::nextLayers( NavigationDirection direction) const {
  return theNavigableLayer
    ? theNavigableLayer->nextLayers( direction)
    : vector<const DetLayer*>();
}

vector<const DetLayer*> 
DetLayer::compatibleLayers( const FreeTrajectoryState& fts, 
                            PropagationDirection timeDirection) const {
  return theNavigableLayer
    ? theNavigableLayer->compatibleLayers( fts, timeDirection)
    : vector<const DetLayer*>();
}


vector<const DetLayer*> 
DetLayer::compatibleLayers( const FreeTrajectoryState& fts, 
                            PropagationDirection timeDirection,
                            int& counter) const {
  return theNavigableLayer
    ? theNavigableLayer->compatibleLayers( fts, timeDirection,counter)
    : vector<const DetLayer*>();
}

vector<const DetLayer*> 
DetLayer::compatibleLayers( NavigationDirection direction) const {
  return theNavigableLayer
    ? theNavigableLayer->compatibleLayers( direction)
    : vector<const DetLayer*>();
}