#include "AliHBTTwoTrackEffFctn.h"


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ClassImp(AliHBTTwoTrackEffFctn)
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AliHBTTwoTrackEffFctn::AliHBTTwoTrackEffFctn()
 {
 
 }
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AliHBTTwoTrackEffFctn::
AliHBTTwoTrackEffFctn(Int_t nbins, Double_t maxval, Double_t minval):
     AliHBTOnePairFctn1D("TwoTrackEff","Two Track Efficiency",nbins,maxval,minval)
{
//contructor
//nbins - numner of bins of the function
//maxval - max X of the fctn
//minval - min X of the fctn
 GetNumerator()->GetXaxis()->SetTitle("dP [GeV]");
 GetDenominator()->GetXaxis()->SetTitle("dP [GeV]");
}
TH1* AliHBTTwoTrackEffFctn::GetResult()
{
//returns ratio of numerator and denominator
 TH1* res = GetRatio(Scale());
 if(res)
  {
   res->GetXaxis()->SetTitle("dP [GeV]");
   res->GetYaxis()->SetTitle("C(dP)");
   res->SetTitle("Double Track Resolution: dP Correlation Fctn.");
  }
 return res;
}
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ClassImp(AliHBTTwoTrackEffFctn3D)

AliHBTTwoTrackEffFctn3D::AliHBTTwoTrackEffFctn3D()
{
//Set Axis Title
}

void AliHBTTwoTrackEffFctn3D::GetValues(AliHBTPair* pair, Double_t& x, Double_t&y ,Double_t& z)
{
//Returns values to be histogrammed
//it does not 
 x = pair->GetDeltaPx();
 y = pair->GetDeltaPy();
 z = pair->GetDeltaPz();
}