DmxUtilities.h

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//$Id: DmxUtilities.h,v 1.10 2004/10/18 15:14:42 brebel Exp $
//
//DmxUtilities.h
//
//DmxUtilities is the class that sorts digits into plane objects and 
//finds the end points for the event
//
//Author:  B. Rebel 10/2002

#ifndef DMXUTILITIES_H
#define DMXUTILITIES_H

#include "TObject.h"
#include "CandDigit/CandDeMuxDigitHandle.h"
#include "CandDigit/CandDeMuxDigitListHandle.h"
//#include "TH1.h"

class AlgConfig;
class DmxPlaneItr;
class DmxStatus;
//class PlaneView;

class DmxUtilities : public TObject{

 public:

  DmxUtilities();
  virtual ~DmxUtilities();
  
  void FillPlaneArray(DmxStatus *status, CandDeMuxDigitListHandle &cdlh, AlgConfig &acd);
  Float_t CheckForXTalk(Int_t pixel, Float_t *planeSet);
  void FillHitPixels(CandDeMuxDigitHandleItr crdhi, Int_t chip, 
                     Float_t *eastSet, Float_t *westSet);
  Int_t GetDigitPixel(Int_t channel);
  Int_t FindVertexPlane(DmxPlaneItr &planeItr);
  Int_t FindEndPlane(DmxPlaneItr &planeItr);
  Int_t FindMuonStartPlane(DmxPlaneItr &planeItr, Float_t peGainConversion);
  Int_t FindBeamMuonStartPlane(DmxPlaneItr &planeItr, Float_t peGainConversion);
  Bool_t IsValidFit(DmxPlaneItr &planeItr, Double_t a1, Double_t a2, 
                    Double_t a3, Double_t a4, Float_t offset);
  Bool_t IsValidFit(DmxPlaneItr &planeItr, Double_t a1, Double_t a2, 
                    Double_t a3, Double_t a4);
  Int_t FindPlanesOffFit(DmxPlaneItr &planeItr, Int_t strayCut);
  Bool_t IsOverlappingMultiple(DmxPlaneItr &planeItr, Float_t vertexZ,Float_t slopeCutOff, 
                               Float_t interceptCutOff, Float_t peakCutOff);
  Int_t CheckFit(DmxPlaneItr &planeItr);
  Float_t CheckFitWithTiming(DmxPlaneItr &planeItr);
  void FindCubicFit(Double_t *x, Double_t *y, Double_t *weight,
                    Int_t nPoints, Double_t &a1, Double_t &a2, 
                    Double_t &a3, Double_t &a4, Double_t &chiSq);
  void FindQuadraticFit(Double_t *x, Double_t *y, Double_t *weight,
                        Int_t nPoints, Double_t &a1, Double_t &a2, 
                        Double_t &a3, Double_t &chiSq);
  void FindLinearFit(Double_t *x, Double_t *y, Double_t *weight,
                     Int_t nPoints, Double_t &a1, Double_t &a2, 
                     Double_t &chiSq); 

 private:
  
  //Data Members

  ClassDef(DmxUtilities, 0) //DmxUtilities
  
};

#endif // DMXUTILITIES_H

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