Reconstruction/TrkReco/include/TrkReco/TMDCUtil.h

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//-----------------------------------------------------------------------------
// $Id: TMDCUtil.h,v 1.6 2010/03/31 09:58:59 liucy Exp $
//-----------------------------------------------------------------------------
// Filename : TMDCUtil.h
// Section  : Tracking MDC
// Owner    : Yoshi Iwasaki
// Email    : yoshihito.iwasaki@kek.jp
//-----------------------------------------------------------------------------
// Description : Utilities for MDC analyses and tracking.
//               See http://bsunsrv1.kek.jp/~yiwasaki/tracking/
//-----------------------------------------------------------------------------
 
#ifndef TMDCUtil_FLAG_
#define TMDCUtil_FLAG_
 
#ifdef TRKRECO_DEBUG_DETAIL
#  ifndef TRKRECO_DEBUG
#    define TRKRECO_DEBUG
#  endif
#endif
 
#include <string>
 
// #define HEP_SHORT_NAMES
#ifndef CLHEP_POINT3D_H
#  include "CLHEP/Geometry/Point3D.h"
#endif
#ifndef ENABLE_BACKWARDS_COMPATIBILITY
typedef HepGeom::Point3D<double> HepPoint3D;
#endif
 
#include "CLHEP/Alist/AList.h"
 
class TMLink;
class TMDCWire;
class TMDCWireHit;
class TSegment;
// class Geocdc_wire;
// struct geocdc_wire;
// struct geocdc_layer;
class MdcGeoWire;
class MdcGeoLayer;
 
/// Constants
extern const HepPoint3D ORIGIN;
 
/// ALPHA = 10000. / 2.99792458 / 15.
// #define ALPHA 222.376063
 
/// Converter
double chisq2confLevel( int, double );
 
/// geocdc utilities
 
// conversion of wire id to sector id
float CathodeSectorId( unsigned id );
 
/// TMDCWireHit utilities
 
int sortByWireId( const TMDCWireHit** a, const TMDCWireHit** b );
 
/// Circle utilities
 
int intersection( const HepPoint3D& c1, double r1, const HepPoint3D& c2, double r2, double eps,
                  HepPoint3D& x1, HepPoint3D& x2 );
 
///
void bitDisplay( unsigned );
void bitDisplay( unsigned val, unsigned firstDigit, unsigned lastDigit );
 
//-----------------------------------------------------------------------------
 
#ifdef TMDCUtil_NO_INLINE
#  define inline
#else
#  undef inline
#  define TMDCUtil_INLINE_DEFINE_HERE
#endif
 
#ifdef TMDCUtil_INLINE_DEFINE_HERE
 
#endif
 
#undef inline
 
#endif /* TMDCUtil_FLAG_ */