#include <GeneralBinFinderInZforGeometricSearchDet.h>

Inheritance diagram for GeneralBinFinderInZforGeometricSearchDet< T >:

Public Member Functions
int	binIndex (int i) const override
	returns an index in the valid range More...

int	binIndex (T z) const override
	returns an index in the valid range for the bin closest to Z More...

T	binPosition (int ind) const override
	the middle of the bin. More...

	GeneralBinFinderInZforGeometricSearchDet ()

	GeneralBinFinderInZforGeometricSearchDet (std::vector< const GeometricSearchDet * >::const_iterator first, std::vector< const GeometricSearchDet * >::const_iterator last)

Public Member Functions inherited from BaseBinFinder< T >
	BaseBinFinder ()

virtual	~BaseBinFinder ()

Private Attributes
std::vector< T >	theBins

std::vector< float >	theBorders

T	theInvZStep = 0

int	theNbins = 0

T	theZOffset = 0

T	theZStep = 0

Detailed Description

template<class T>
class GeneralBinFinderInZforGeometricSearchDet< T >

Definition at line 15 of file GeneralBinFinderInZforGeometricSearchDet.h.

Constructor & Destructor Documentation

◆ GeneralBinFinderInZforGeometricSearchDet() [1/2]

template<class T>

GeneralBinFinderInZforGeometricSearchDet< T >::GeneralBinFinderInZforGeometricSearchDet ( )

inline

Definition at line 17 of file GeneralBinFinderInZforGeometricSearchDet.h.

17 {}

◆ GeneralBinFinderInZforGeometricSearchDet() [2/2]

template<class T>

GeneralBinFinderInZforGeometricSearchDet< T >::GeneralBinFinderInZforGeometricSearchDet	(	std::vector< const GeometricSearchDet * >::const_iterator	first,
		std::vector< const GeometricSearchDet * >::const_iterator	last
	)

inline

Definition at line 19 of file GeneralBinFinderInZforGeometricSearchDet.h.

       : theNbins(last - first - 1)  // -1!
   {
     theBins.reserve(theNbins);
     theBorders.reserve(theNbins);
     for (auto i = first; i < last - 1; i++) {
       theBins.push_back((**i).position().z());
       theBorders.push_back(((**i).position().z() + (**(i + 1)).position().z()) / 2.);
     }
     assert(theNbins == int(theBorders.size()));
  
     theZOffset = theBorders.front();
     theZStep = (theBorders.back() - theBorders.front()) / (theNbins - 1);
     theInvZStep = 1. / theZStep;
   }

Member Function Documentation

◆ binIndex() [1/2]

template<class T>

int GeneralBinFinderInZforGeometricSearchDet< T >::binIndex ( int i ) const

inlineoverridevirtual

returns an index in the valid range

Implements BaseBinFinder< T >.

Definition at line 68 of file GeneralBinFinderInZforGeometricSearchDet.h.

68 { return std::min(std::max(i, 0), theNbins); }

◆ binIndex() [2/2]

template<class T>

int GeneralBinFinderInZforGeometricSearchDet< T >::binIndex ( T z ) const

inlineoverridevirtual

returns an index in the valid range for the bin closest to Z

Implements BaseBinFinder< T >.

Definition at line 37 of file GeneralBinFinderInZforGeometricSearchDet.h.

                                    {
     int bin = int((z - theZOffset) * theInvZStep) + 1;
     if (bin <= 0)
       return 0;
     if (bin >= theNbins)
       return theNbins;
  
     // check left border
     if (z < theBorders[bin - 1]) {
       // z is to the left of the left border, the correct bin is left
       for (auto i = bin - 1; i > 0; i--) {
         if (z > theBorders[i - 1])
           return i;
       }
       return 0;
     }
  
     // check right border
     if (z > theBorders[bin]) {
       // z is to the right of the right border, the correct bin is right
       for (int i = bin + 1; i < theNbins; i++) {
         if (z < theBorders[i])
           return i;
       }
       return theNbins;
     }
     // if we arrive here it means that the bin is ok
     return bin;
   }