/data/refman/pasoursint/CMSSW_5_3_10_patch2/src/DataFormats/SiStripCluster/interface/SiStripCluster.h

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#ifndef DATAFORMATS_SISTRIPCLUSTER_H
#define DATAFORMATS_SISTRIPCLUSTER_H

//#include "DataFormats/Common/interface/traits.h"
#include "DataFormats/SiStripDigi/interface/SiStripDigi.h"
#include <vector>
#include "FWCore/MessageLogger/interface/MessageLogger.h"

class SiStripCluster  /*: public edm::DoNotSortUponInsertion*/ {
public:

  typedef std::vector<SiStripDigi>::const_iterator   SiStripDigiIter;
  typedef std::pair<SiStripDigiIter,SiStripDigiIter>   SiStripDigiRange;

  SiStripCluster() : detId_(0), error_x( -99999.9 ) {}

  SiStripCluster( uint32_t detid, const SiStripDigiRange& range);

  SiStripCluster(const uint32_t& detid, 
                 const uint16_t& firstStrip, 
                 std::vector<uint16_t>::const_iterator begin, 
                 std::vector<uint16_t>::const_iterator end );

  uint16_t firstStrip() const {return firstStrip_;}

  uint32_t geographicalId() const {
    if (detId_==0) edm::LogError("Deprecation")<<"this method will give zero offline";
    return detId_;
  }
  void setId(uint32_t id) { detId_=id; }

  const std::vector<uint8_t>&  amplitudes() const {return amplitudes_;}

  float barycenter() const;

  float getSplitClusterError () const    {  return error_x;  }
  void  setSplitClusterError ( float errx ) { error_x = errx; }


private:

  uint32_t                detId_;
  uint16_t                firstStrip_;

  std::vector<uint8_t>   amplitudes_;

  // ggiurgiu@fnal.gov, 01/05/12
  // Add cluster errors to be used by rechits from split clusters. 
  // A rechit from a split cluster has larger errors than rechits from normal clusters. 
  // However, when presented with a cluster, the CPE does not know if the cluster comes 
  // from a splitting procedure or not. That's why we have to instruct the CPE to use 
  // appropriate errors for split clusters.
  // To avoid increase of data size on disk,these new data members are set as transient in: 
  // DataFormats/SiStripCluster/src/classes_def.xml
  float error_x;
  
};

// Comparison operators
inline bool operator<( const SiStripCluster& one, const SiStripCluster& other) {
  if(one.geographicalId() == other.geographicalId()) {
    return one.firstStrip() < other.firstStrip();
  }
  return one.geographicalId() < other.geographicalId();
} 

inline bool operator<(const SiStripCluster& cluster, const uint32_t& detid) {
  return cluster.geographicalId() < detid;
} 

inline bool operator<(const uint32_t& detid,const SiStripCluster& cluster) {
  return detid < cluster.geographicalId();
} 

inline bool operator<(const SiStripCluster& cluster, const uint16_t& firstStrip) {
  return cluster.firstStrip() < firstStrip;
} 

inline bool operator<(const uint16_t& firstStrip,const SiStripCluster& cluster) {
  return firstStrip < cluster.firstStrip();
} 
#endif // DATAFORMATS_SISTRIPCLUSTER_H