GeneralBinFinderInPhi< T > Class Template Reference

#include <GeneralBinFinderInPhi.h>

Inheritance diagram for GeneralBinFinderInPhi< T >:

Public Types
typedef PhiBorderFinder::Det	Det

Public Member Functions
virtual int	binIndex (T phi) const
virtual int	binIndex (int i) const
	Returns an index in the valid range, modulo Nbins. More...
virtual T	binPosition (int ind) const
	the middle of the bin in radians More...
	GeneralBinFinderInPhi ()
	GeneralBinFinderInPhi (const PhiBorderFinder &bf)
	Construct from an already initialized PhiBorderFinder. More...
	GeneralBinFinderInPhi (std::vector< Det * >::const_iterator first, std::vector< Det * >::const_iterator last)
	Construct from the list of Det*. More...
virtual	~GeneralBinFinderInPhi ()
Public Member Functions inherited from BaseBinFinder< T >
	BaseBinFinder ()
virtual	~BaseBinFinder ()

Private Member Functions
T	positiveRange (T phi) const

Private Attributes
std::vector< T >	theBins
std::vector< T >	theBorders
int	theNbins

Detailed Description

template<class T>
class GeneralBinFinderInPhi< T >

A phi bin finder for a non-periodic group of detectors.

Date:

2007/02/18 16:01:46

Revision:

1.5

Author

N. Amapane - INFN Torino

Definition at line 20 of file GeneralBinFinderInPhi.h.

Member Typedef Documentation

template<class T >

typedef PhiBorderFinder::Det GeneralBinFinderInPhi< T >::Det

Definition at line 23 of file GeneralBinFinderInPhi.h.

Constructor & Destructor Documentation

template<class T >

GeneralBinFinderInPhi< T >::GeneralBinFinderInPhi ( )

inline

Definition at line 25 of file GeneralBinFinderInPhi.h.

: theNbins(0) {}

template<class T >

GeneralBinFinderInPhi< T >::GeneralBinFinderInPhi ( const PhiBorderFinder &  bf )

inline

Construct from an already initialized PhiBorderFinder.

Definition at line 28 of file GeneralBinFinderInPhi.h.

References PhiBorderFinder::phiBins(), PhiBorderFinder::phiBorders(), GeneralBinFinderInPhi< T >::theBins, GeneralBinFinderInPhi< T >::theBorders, and GeneralBinFinderInPhi< T >::theNbins.

                                                   {
    theBorders=bf.phiBorders();
    theBins=bf.phiBins();
    theNbins=theBins.size();
  }

template<class T >

GeneralBinFinderInPhi< T >::GeneralBinFinderInPhi ( std::vector< Det * >::const_iterator  first, std::vector< Det * >::const_iterator  last  )

inline

Construct from the list of Det*.

Definition at line 35 of file GeneralBinFinderInPhi.h.

References PhiBorderFinder::phiBins(), PhiBorderFinder::phiBorders(), GeneralBinFinderInPhi< T >::theBins, GeneralBinFinderInPhi< T >::theBorders, and GeneralBinFinderInPhi< T >::theNbins.

    : theNbins( last-first)
  {
    std::vector<Det*> dets(first,last);
    PhiBorderFinder bf(dets);
    theBorders=bf.phiBorders();
    theBins=bf.phiBins();
    theNbins=theBins.size();
  }

template<class T >

virtual GeneralBinFinderInPhi< T >::~GeneralBinFinderInPhi ( )

inlinevirtual

Definition at line 46 of file GeneralBinFinderInPhi.h.

{};

Member Function Documentation

template<class T >

virtual int GeneralBinFinderInPhi< T >::binIndex ( T  phi ) const

inlinevirtual

Returns an index in the valid range for the bin that contains AND is closest to phi

Implements BaseBinFinder< T >.

Definition at line 50 of file GeneralBinFinderInPhi.h.

References epsilon, edm::hlt::Exception, i, LogTrace, metname, GetRecoTauVFromDQM_MC_cff::next, phi, GeneralBinFinderInPhi< T >::positiveRange(), GeneralBinFinderInPhi< T >::theBorders, and GeneralBinFinderInPhi< T >::theNbins.

Referenced by GeneralBinFinderInPhi< T >::binPosition().

                                     {
    
    const std::string metname = "Muon|RecoMuon|RecoMuonDetLayers|GeneralBinFinderInPhi";

    static T epsilon = 10*std::numeric_limits<T>::epsilon();
    // Assume -pi, pi range in pi (which is the case for Geom::Phi

    LogTrace(metname) << "GeneralBinFinderInPhi::binIndex,"
              << " Nbins: "<< theNbins;

    for (int i = 0; i< theNbins; i++) {

      T cur = theBorders[i];
      T next = theBorders[binIndex(i+1)];
      T phi_ = phi;

      LogTrace(metname) << "bin: " << i 
            << " border min " << cur << " border max: " << next << " phi: "<< phi_;

      if ( cur > next ) // we are crossing the pi edge: so move the edge to 0!
    {
      cur = positiveRange(cur);
      next = positiveRange(next);
      phi_ = positiveRange(phi_); 
    }
      if (phi_ > cur-epsilon && phi_ < next) return i;
    }
    throw cms::Exception("UnexpectedState") << "GeneralBinFinderInPhi::binIndex( T phi) bin not found!";
  }

template<class T >

virtual int GeneralBinFinderInPhi< T >::binIndex ( int  i ) const

inlinevirtual

Returns an index in the valid range, modulo Nbins.

Implements BaseBinFinder< T >.

Definition at line 81 of file GeneralBinFinderInPhi.h.

References GeneralBinFinderInPhi< T >::theNbins.

                                     {
    int ind = i % (int)theNbins;
    return (ind < 0) ? ind+theNbins : ind;
  }

template<class T >

virtual T GeneralBinFinderInPhi< T >::binPosition ( int  ind ) const

inlinevirtual

the middle of the bin in radians

Implements BaseBinFinder< T >.

Definition at line 87 of file GeneralBinFinderInPhi.h.

References GeneralBinFinderInPhi< T >::binIndex(), and GeneralBinFinderInPhi< T >::theBins.

                                        {
    return theBins[binIndex(ind)];
  }

template<class T >

T GeneralBinFinderInPhi< T >::positiveRange ( T  phi ) const

inlineprivate

Definition at line 98 of file GeneralBinFinderInPhi.h.

References Geom::twoPi().

Referenced by GeneralBinFinderInPhi< T >::binIndex().

  {
    return (phi > 0) ? phi : phi + Geom::twoPi();
  }

Member Data Documentation

template<class T >

std::vector<T> GeneralBinFinderInPhi< T >::theBins

private

Definition at line 95 of file GeneralBinFinderInPhi.h.

Referenced by GeneralBinFinderInPhi< T >::binPosition(), and GeneralBinFinderInPhi< T >::GeneralBinFinderInPhi().

template<class T >

std::vector<T> GeneralBinFinderInPhi< T >::theBorders

private

Definition at line 94 of file GeneralBinFinderInPhi.h.

Referenced by GeneralBinFinderInPhi< T >::binIndex(), and GeneralBinFinderInPhi< T >::GeneralBinFinderInPhi().

template<class T >

int GeneralBinFinderInPhi< T >::theNbins

private

Definition at line 93 of file GeneralBinFinderInPhi.h.

Referenced by GeneralBinFinderInPhi< T >::binIndex(), and GeneralBinFinderInPhi< T >::GeneralBinFinderInPhi().