PXBDetId.h

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#ifndef DataFormats_SiStripDetId_PXBDetId_H
#define DataFormats_SiStripDetId_PXBDetId_H

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

class PXBDetId;

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

class PXBDetId : public DetId {
 public:
  PXBDetId();
  PXBDetId(uint32_t rawid);
  PXBDetId(const DetId& id); 
  
  PXBDetId(uint32_t layer,
       uint32_t ladder,
       uint32_t module) : DetId(DetId::Tracker,PixelSubdetector::PixelBarrel){
    id_ |= (layer& layerMask_) << layerStartBit_     |
      (ladder& ladderMask_) << ladderStartBit_  |
      (module& moduleMask_) << moduleStartBit_;
  }
  
  
  unsigned int layer() const{
    return int((id_>>layerStartBit_) & layerMask_);}
  
  unsigned int ladder() const
    { return ((id_>>ladderStartBit_) & ladderMask_) ;}
  
  unsigned int module() const 
    { return ((id_>>moduleStartBit_)& moduleMask_) ;}
  
 private:
  static const unsigned int layerStartBit_=   16;
  static const unsigned int ladderStartBit_=   8;
  static const unsigned int moduleStartBit_=      2;
  static const unsigned int layerMask_=       0xF;
  static const unsigned int ladderMask_=      0xFF;
  static const unsigned int moduleMask_=         0x3F;
};


#endif