#include <GenericBinFinderInZ.h>

Inheritance diagram for GenericBinFinderInZ< T, G >:

Public Types
typedef std::vector< const G * > ::const_iterator	ConstItr

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

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

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

	GenericBinFinderInZ ()

	GenericBinFinderInZ (ConstItr first, ConstItr last)

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

virtual	~BaseBinFinder ()

Static Public Member Functions
static double	pi ()

static double	twoPi ()

Private Attributes
std::vector< T >	theBins

std::vector< float >	theBorders

int	theNbins

T	theZOffset

T	theZStep

Detailed Description

template<class T, class G>
class GenericBinFinderInZ< T, G >

A Z bin finder for a non-periodic group of detectors. The template argument G should be something with a surface() method, such as a GeomDet or a GeometricSearchDet

Definition at line 16 of file GenericBinFinderInZ.h.

Member Typedef Documentation

template<class T, class G>

typedef std::vector<const G*>::const_iterator GenericBinFinderInZ< T, G >::ConstItr

Definition at line 18 of file GenericBinFinderInZ.h.

Constructor & Destructor Documentation

template<class T, class G>

GenericBinFinderInZ< T, G >::GenericBinFinderInZ ( )

inline

Definition at line 19 of file GenericBinFinderInZ.h.

19 : theNbins(0), theZStep(0), theZOffset(0) {}

GenericBinFinderInZ::theZOffset

T theZOffset

Definition: GenericBinFinderInZ.h:82

GenericBinFinderInZ::theZStep

T theZStep

Definition: GenericBinFinderInZ.h:81

GenericBinFinderInZ::theNbins

int theNbins

Definition: GenericBinFinderInZ.h:80

template<class T, class G>

GenericBinFinderInZ< T, G >::GenericBinFinderInZ	(	ConstItr	first,
		ConstItr	last
	)

inline

Definition at line 21 of file GenericBinFinderInZ.h.

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

Member Function Documentation

template<class T, class G>

int GenericBinFinderInZ< T, G >::binIndex ( T z ) const

inlineoverridevirtual

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

Implements BaseBinFinder< T >.

Definition at line 35 of file GenericBinFinderInZ.h.

Referenced by GenericBinFinderInZ< float, GeomDet >::binIndex(), GenericBinFinderInZ< float, GeomDet >::binPosition(), MuDetRod::compatibleDets(), MTDDetTray::compatibleDets(), and Phase2OTBarrelRod::computeCrossings().

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