EGamma_ElectronTrackingValidation/looper/util/PXFDetId.hpp

#ifndef DataFormats_SiStripDetId_PXFDetId_H
#define DataFormats_SiStripDetId_PXFDetId_H

#include <ostream>
#include "DataFormats/DetId/interface/DetId.h"
#include "DataFormats/SiPixelDetId/interface/PixelSubdetector.h"

/** 
 *  Det identifier class for the PixelEndcap
 */
class PXFDetId;

std::ostream& operator<<(std::ostream& os,const PXFDetId& id);

class PXFDetId : public DetId {
 public:
  /** Constructor of a null id */
  PXFDetId();
  /** Constructor from a raw value */
  PXFDetId(uint32_t rawid);
  /**Construct from generic DetId */
  PXFDetId(const DetId& id); 
  
  PXFDetId(uint32_t side,
	   uint32_t disk,
	   uint32_t blade,
	   uint32_t panel,
	   uint32_t module) : DetId(DetId::Tracker,PixelSubdetector::PixelEndcap){
    id_ |= (side& sideMask_)  << sideStartBit_   |
      (disk& diskMask_)        << diskStartBit_      |
      (blade& bladeMask_)      << bladeStartBit_     |
      (panel& panelMask_)      << panelStartBit_     |
      (module& moduleMask_)    << moduleStartBit_  ;
  }
  
  
  /// positive or negative id
  unsigned int side() const{
    return int((id_>>sideStartBit_) & sideMask_);
  }
  
  /// disk id
  unsigned int disk() const{
    return int((id_>>diskStartBit_) & diskMask_);
  }
  
  /// blade id
  unsigned int blade() const
    { return ((id_>>bladeStartBit_) & bladeMask_) ;}
  
 /// panel id
  unsigned int panel() const
    { return ((id_>>panelStartBit_) & panelMask_) ;}

  /// det id
  unsigned int module() const
    { return ((id_>>moduleStartBit_) & moduleMask_) ;}
  
 private:
  /// two bits would be enough, but  we could use the number "0" as a wildcard
  static const unsigned int sideStartBit_=   23;
  static const unsigned int diskStartBit_=   16;
  static const unsigned int bladeStartBit_=  10;
  static const unsigned int panelStartBit_=  8;
  static const unsigned int moduleStartBit_= 2;
  /// two bits would be enough, but  we could use the number "0" as a wildcard
  
  static const unsigned int sideMask_=     0x3;
  static const unsigned int diskMask_=     0xF;
  static const unsigned int bladeMask_=    0x3F;
  static const unsigned int panelMask_=    0x3;
  static const unsigned int moduleMask_=   0x3F;
};

#endif