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BrTpcFitCluster


class description - source file - inheritance tree

class BrTpcFitCluster : public TObject

    private:
void AddDataPoint(Double_t zVal, Double_t ezVal, Double_t xVal, Double_t yVal) void Fit() Double_t Func(Double_t x, Double_t y, Double_t* par) public:
BrTpcFitCluster BrTpcFitCluster() BrTpcFitCluster BrTpcFitCluster(BrTpcFitCluster&) virtual void ~BrTpcFitCluster() Double_t ChiSquare(Double_t* par) static TClass* Class() void Clear() void FitCluster(BrTpcCluster* cluster) Int_t GetNPoints() static BrTpcFitCluster* Instance() virtual TClass* IsA() const virtual void ShowMembers(TMemberInspector& insp, char* parent) virtual void Streamer(TBuffer& b) void StreamerNVirtual(TBuffer& b)

Data Members

    private:
static BrTpcFitCluster* fgInstance static Int_t fgMaxFitPoints Int_t fNfitPoints TVirtualFitter* fMinuit Double_t* fZ Double_t* fEZ Double_t* fX Double_t* fY BrTpcCluster* fCluster

Class Description

  TPC Helper class : Try to fit a TPC Cluster


BrTpcFitCluster()
 Default constructor
 Use this one

~BrTpcFitCluster()
 Dtor

AddDataPoint(Double_t zVal, Double_t ezVal, Double_t xVal, Double_t yVal)

void FitCluster(BrTpcCluster *cluster)
 sets the data points in the sequences as data points in this
 class and fits the cluster

void Clear()
 Set the used array memebres to 0 and number of fit points to 0

void Fit()

Double_t ChiSquare(Double_t *par)
 This function calculates the chisquare for all fit points

Double_t Func(Double_t x, Double_t y, Double_t *par)
 This method calculates the function value in each points
 Function is assumed to be a doubble Gaus



Inline Functions


        BrTpcFitCluster* Instance()
                   Int_t GetNPoints()
                 TClass* Class()
                 TClass* IsA() const
                    void ShowMembers(TMemberInspector& insp, char* parent)
                    void Streamer(TBuffer& b)
                    void StreamerNVirtual(TBuffer& b)
         BrTpcFitCluster BrTpcFitCluster(BrTpcFitCluster&)

This page automatically generated by script docBrat by Christian Holm

Copyright ; 2002 BRAHMS Collaboration <brahmlib@rcf.rhic.bnl.gov>
Last Update on 2001/06/22 17:45:24 $ by cholm $

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