QwDelayLine Class Reference

#include <QwDelayLine.h>

Public Member Functions
	QwDelayLine ()
	QwDelayLine (const Int_t pk, const Int_t oct, const Int_t pl, const Int_t dir, const Int_t firstwire)
virtual	~QwDelayLine ()
void	ProcessHits (Bool_t k)
void	Wirenumber (Double_t &)

Data Fields
EQwDetectorPackage	fPackage
Int_t	fOctant
Int_t	fPlane
EQwDirectionID	fDirection
Int_t	fFirstWire
Bool_t	Fill
Bool_t	Processed
Bool_t	Ambiguous
vector< vector< Int_t > >	Wire
vector< std::pair< Int_t, Int_t > >	Hitscount
vector< std::pair< Double_t, Double_t > >	Windows
vector< Double_t >	LeftHits
vector< Double_t >	RightHits

Static Public Attributes
static const Double_t	kTimeStep =2.6
static const Int_t	kWireStep =8

Detailed Description

Author

siyuan yang

Definition at line 31 of file QwDelayLine.h.

Constructor & Destructor Documentation

QwDelayLine::QwDelayLine ( )

inline

Definition at line 34 of file QwDelayLine.h.

:fPackage(kPackageNull),fOctant(-1),fPlane(-1),fDirection(kDirectionNull),fFirstWire(-1),Fill(false),Processed(false),Ambiguous(-1) {};

QwDelayLine::QwDelayLine ( const Int_t  pk, const Int_t  oct, const Int_t  pl, const Int_t  dir, const Int_t  firstwire  )

inline

Definition at line 35 of file QwDelayLine.h.

:fPackage((EQwDetectorPackage)pk),fOctant(oct),fPlane(pl),fDirection((EQwDirectionID)dir),fFirstWire(firstwire),Fill(false),Processed(false),Ambiguous(false){};

QwDelayLine::~QwDelayLine ( )

virtual

Definition at line 127 of file QwDelayLine.cc.

{
}

Member Function Documentation

void QwDelayLine::ProcessHits

(

Bool_t

k

)

Definition at line 81 of file QwDelayLine.cc.

References Hitscount, LeftHits, Processed, RightHits, Windows, and Wirenumber().

                                     {
  //  The loop over the hits is assumming that both lists are ordered forwards in time.
  Double_t delta_t=0;
  Int_t hitscount=LeftHits.size();
  Int_t hitscount_R=RightHits.size();
  Int_t wincount=Windows.size();
  //Int_t first_match=0;

  if(hitscount ==0 || hitscount_R ==0){
  }// do nothing
  else{
    for(Int_t i=0;i<hitscount;i++)
      {
  //for(Int_t j=first_match;j<hitscount_R;j++)
  for(Int_t j=0;j<hitscount_R;j++)
    {
      if(k==false)
        delta_t=-(LeftHits.at( i )-RightHits.at( j ));
      else delta_t= LeftHits.at( i )-RightHits.at( j );

      if(delta_t < Windows.at ( 0 ).first)
        {
    //  std::cout << " delta_t is unphysical,continue" << std::endl;
    continue;
        }
      else if(delta_t > Windows.at ( wincount-1 ).second)
        {
    //  std::cout << " delta_t is unphysical,continue" << std::endl;
    continue;
        }
      else
        {
    Wirenumber(delta_t);
    std::pair<Int_t,Int_t> hitspair(i,j);
    Hitscount.push_back (hitspair);
    //first_match = j+1;
        }
    }
      }
  }
  Processed = true;
}

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void QwDelayLine::Wirenumber

(

Double_t &

time

)

Definition at line 20 of file QwDelayLine.cc.

References Ambiguous, fFirstWire, kTimeStep, kWireStep, Windows, and Wire.

Referenced by ProcessHits().

                                          {
  Double_t f1tdc_resolution_ns = 0.116312881651642913;
  Int_t temp = 0;
  vector<Int_t> tempwire;
  Int_t Guess = (Int_t) (f1tdc_resolution_ns*(time-(Windows.at( 0 ).first+Windows.at( 0 ).second) /2)/kTimeStep);
  // there's two conditions:
  // first, that the value of time-average value of the first window can not be smaller than -2.6;
  // second, the right bound of the last window minus the left bound of the first window should be
  // smaller than Windows.size()*kTimeStep(because we must require that Guess shoulde be smaller than
  // the Windows.size(),otherwise, the first command below Window.at(Guess) will be out of boundary!!)

  if(Guess >= (Int_t) Windows.size()) Guess = (Int_t) Windows.size() - 1;
  if(time < Windows.at(Guess).second)
    {
      for(Int_t i= Guess; i >= 0 ; --i)
  {
    if(time < Windows.at( i ).second && time >= Windows.at( i ).first)
      {
        temp=fFirstWire+i*kWireStep;
        tempwire.push_back ( temp );
        Wire.push_back ( tempwire );
        Ambiguous=false;
        break;
      }
    else if(time < Windows.at( i ).first && time >= Windows.at( i-1 ).second)
      {
        temp= fFirstWire + i*kWireStep;
        tempwire.push_back(temp);
        tempwire.push_back ( temp-kWireStep );
        Wire.push_back ( tempwire );
        Ambiguous=true;
        break;
      }

  }
    }
  else
    {
      for(size_t i=Guess+1;i<Windows.size();i++)
  {
    if (time < Windows.at( i ).second && time >= Windows.at( i ).first)
      {
        temp=fFirstWire+i*kWireStep;
        tempwire.push_back(temp);
        Wire.push_back(tempwire);
        Ambiguous=false;
        break;
      }
    else if(time < Windows.at( i ).first && time >= Windows.at( i-1 ).second)
      {
        temp= fFirstWire + i*kWireStep;
        tempwire.push_back(temp);
        tempwire.push_back(temp-kWireStep);
        Wire.push_back(tempwire);
        Ambiguous=true;
        break;
      }
  }
    }
}

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Field Documentation

Bool_t QwDelayLine::Ambiguous

Definition at line 50 of file QwDelayLine.h.

Referenced by Wirenumber().

EQwDirectionID QwDelayLine::fDirection

Definition at line 44 of file QwDelayLine.h.

Int_t QwDelayLine::fFirstWire

Definition at line 45 of file QwDelayLine.h.

Referenced by Wirenumber().

Bool_t QwDelayLine::Fill

Definition at line 48 of file QwDelayLine.h.

Int_t QwDelayLine::fOctant

Definition at line 42 of file QwDelayLine.h.

EQwDetectorPackage QwDelayLine::fPackage

Definition at line 41 of file QwDelayLine.h.

Int_t QwDelayLine::fPlane

Definition at line 43 of file QwDelayLine.h.

vector<std::pair<Int_t,Int_t> > QwDelayLine::Hitscount

Definition at line 53 of file QwDelayLine.h.

Referenced by ProcessHits().

const Double_t QwDelayLine::kTimeStep =2.6

static

Definition at line 57 of file QwDelayLine.h.

Referenced by Wirenumber().

const Int_t QwDelayLine::kWireStep =8

static

Definition at line 58 of file QwDelayLine.h.

Referenced by Wirenumber().

vector<Double_t> QwDelayLine::LeftHits

Definition at line 55 of file QwDelayLine.h.

Referenced by ProcessHits().

Bool_t QwDelayLine::Processed

Definition at line 49 of file QwDelayLine.h.

Referenced by ProcessHits().

vector<Double_t> QwDelayLine::RightHits

Definition at line 56 of file QwDelayLine.h.

Referenced by ProcessHits().

vector<std::pair<Double_t,Double_t> > QwDelayLine::Windows

Definition at line 54 of file QwDelayLine.h.

Referenced by ProcessHits(), and Wirenumber().

vector<vector<Int_t> > QwDelayLine::Wire

Definition at line 52 of file QwDelayLine.h.

Referenced by Wirenumber().

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The documentation for this class was generated from the following files:

• QwDelayLine.h
• QwDelayLine.cc