DTTrigGeom.h

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//-------------------------------------------------
//
//
//--------------------------------------------------
#ifndef DT_TRIG_GEOM_H
#define DT_TRIG_GEOM_H

//------------------------------------
// Collaborating Class Declarations --
//------------------------------------

//----------------------
// Base Class Headers --
//----------------------
#include "DataFormats/GeometryVector/interface/GlobalPoint.h"
#include "DataFormats/GeometryVector/interface/LocalPoint.h"
#include "DataFormats/MuonDetId/interface/DTBtiId.h"
#include "DataFormats/MuonDetId/interface/DTChamberId.h"
#include "DataFormats/MuonDetId/interface/DTLayerId.h"
#include "DataFormats/MuonDetId/interface/DTSuperLayerId.h"
#include "DataFormats/MuonDetId/interface/DTTracoId.h"
#include "DataFormats/MuonDetId/interface/DTWireId.h"
#include "Geometry/DTGeometry/interface/DTChamber.h"
#include "L1TriggerConfig/DTTPGConfig/interface/DTConfig.h"
//---------------
// C++ Headers --
//---------------

//              ---------------------
//              -- Class Interface --
//              ---------------------

class DTTrigGeom {

public:
  DTTrigGeom(const DTChamber *stat, bool debug);

  ~DTTrigGeom();

  inline const DTChamber *stat() const { return _stat; }

  inline DTChamberId statId() const { return _stat->id(); }

  void setGeom(const DTChamber *stat);

  inline int wheel() const { return _stat->id().wheel(); }

  inline int station() const { return _stat->id().station(); }

  inline int sector() const { return _stat->id().sector(); }

  // Access geometrical parameters

  inline float phiCh() const { return _PHICH; }

  inline float cellH() const { return _H; }

  inline float cellPitch() const { return _PITCH; }

  inline float distSL() const { return fabs(_ZSL[2] - _ZSL[0]); }

  inline float ZcenterSL() const { return 0.5 * (_ZSL[2] + _ZSL[0]); }

  float ZSL(int) const;

  inline int nCell(int sl) const {
    return (sl > 0 && sl <= 3) * _NCELL[sl - 1];
  }

  // NEWGEOmetry update
  // int layerFEStaggering(int nsl, int nlay) const;

  int mapTubeInFEch(int nsl, int nlay, int ntube) const;

  float phiSLOffset();

  LocalPoint tubePosInCh(int nsl, int nlay, int ntube) const;

  int posFE(int sl) const;

  // Local and global position of a trigger object

  GlobalPoint toGlobal(const LocalPoint p) const {
    return _stat->surface().toGlobal(p);
  }

  GlobalVector toGlobal(const LocalVector v) const {
    return _stat->surface().toGlobal(v);
  }

  LocalPoint toLocal(const GlobalPoint p) const {
    return _stat->surface().toLocal(p);
  }

  LocalVector toLocal(const GlobalVector v) const {
    return _stat->surface().toLocal(v);
  }

  LocalPoint localPosition(const DTBtiId) const;

  LocalPoint localPosition(const DTTracoId) const;

  inline GlobalPoint CMSPosition(const DTBtiId obj) const {
    return toGlobal(localPosition(obj));
  }

  inline GlobalPoint CMSPosition(const DTTracoId obj) const {
    return toGlobal(localPosition(obj));
  }

  void dumpGeom() const;

  void dumpLUT(short int btic);
  void IEEE32toDSP(float f, short int &DSPmantissa, short int &DSPexp);

private:
  void getGeom();

private:
  const DTChamber *_stat; // Pointer to the chamber

  // geometrical parameters
  float _PHICH;  // angle of normal to the chamber in CMS frame (rad)
  float _H;      // height of a cell (cm)
  float _PITCH;  // width of a cell (cm)
  float _ZSL[3]; // Z coordinate of SL centers
  int _NCELL[3]; // number of cells (BTI) in SL each SL
  bool _debug;
};

#endif