package org.lcsim.recon.tracking.seedtracker;
   
   import java.util.ArrayList;
   import java.util.List;
   
   /**
    *
    * @author Richard Partridge
    */
  public class SeedSectoring {
  
      private List<List<Sector>> _seedsectors;
  
      public SeedSectoring(HitManager hmanager, SeedStrategy strategy,
              double bfield, boolean doSectorBinCheck) {
  
          _seedsectors = new ArrayList<List<Sector>>();
  
          FastCheck checker = new FastCheck(strategy, bfield, null);     
          if(doSectorBinCheck) checker.setDoSectorBinCheck(hmanager.getSectorManager());
          
          //  Get the SeedLayers for this strategy
          List<SeedLayer> layers = strategy.getLayers(SeedLayer.SeedType.Seed);
          if (layers.size() != 3)
              throw new RuntimeException("Illegal Strategy "+strategy.getName()+": Number of Seed Layers is not 3");
  
          List<Sector> slist0 = hmanager.getSectors(layers.get(0));
          List<Sector> slist1 = hmanager.getSectors(layers.get(1));
          List<Sector> slist2 = hmanager.getSectors(layers.get(2));
  
          for (Sector s0 : slist0) {
              for (Sector s1 : slist1) {
                  if (!checker.CheckSectorPair(s0, s1)) continue;
                  for (Sector s2 : slist2) {
                      if (!checker.CheckSectorPair(s0, s2)) continue;
                      if (!checker.CheckSectorPair(s1, s2)) continue;
                      List<Sector> slist = new ArrayList<Sector>();
                      slist.add(s0);
                      slist.add(s1);
                      slist.add(s2);
                      _seedsectors.add(slist);
                  }
              }
          }
      }
  
      public List<List<Sector>> SeedSectors() {
          return _seedsectors;
      }
  }