TwoHistoFit2D.C File Reference

#include "TH2D.h"
#include "TF2.h"
#include "TCanvas.h"
#include "TStyle.h"
#include "TRandom3.h"
#include "TVirtualFitter.h"
#include "TList.h"
#include <vector>
#include <map>
#include <iostream>

Go to the source code of this file.

Functions
double	gauss2D (double *x, double *par)
double	my2Dfunc (double *x, double *par)
void	myFcn (Int_t &, Double_t *, Double_t &fval, Double_t *p, Int_t)
void	FillHisto (TH2D *h, int n, double *p)
int	TwoHistoFit2D (bool global=true)
Variables
std::vector< std::pair< double, double > >	coords
std::vector< double >	values
std::vector< double >	errors
TRandom3	rndm

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Function Documentation

void FillHisto	(	TH2D *	h,
		int	n,
		double *	p
	)

Definition at line 49 of file TwoHistoFit2D.C.

References h, i, TRandom::Rannor(), TRandom3::Rndm(), rndm, x, and y.

double gauss2D	(	double *	x,
		double *	par
	)

Definition at line 16 of file TwoHistoFit2D.C.

References double, and exp().

double my2Dfunc	(	double *	x,
		double *	par
	)

Definition at line 21 of file TwoHistoFit2D.C.

References gauss2D(), p1(), and p2().

void myFcn	(	Int_t &	,
		Double_t *	,
		Double_t &	fval,
		Double_t *	p,
		Int_t
	)

Definition at line 35 of file TwoHistoFit2D.C.

References coords, errors, i, my2Dfunc(), n, and x.

int TwoHistoFit2D

(

bool

global = true

)

Definition at line 85 of file TwoHistoFit2D.C.

References TList::Add(), c1, TCanvas::cd(), coords, TPad::Divide(), TH1::Draw(), errors, TVirtualFitter::ExecuteCommand(), FillHisto(), TH1::Fit(), TVirtualFitter::Fitter(), func(), TAxis::GetBinCenter(), TH2D::GetBinContent(), TH1::GetBinError(), TH1::GetListOfFunctions(), TH1::GetNbinsX(), TH1::GetNbinsY(), TVirtualFitter::GetParameter(), TVirtualFitter::GetParError(), TVirtualFitter::GetStats(), TH1::GetXaxis(), TH1::GetYaxis(), gPad, gStyle, h1, h2, i, my2Dfunc(), myFcn(), TH1::Scale(), TVirtualFitter::SetDefaultFitter(), TVirtualFitter::SetFCN(), TStyle::SetOptFit(), TVirtualFitter::SetParameter(), TStyle::SetStatY(), and TH1::Sumw2().

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Variable Documentation

std::vector<std::pair<double, double> > coords

Definition at line 31 of file TwoHistoFit2D.C.

Referenced by TEvePolygonSetProjectedGL::DirectDraw(), ROOT::Fit::Init2DGaus(), myFcn(), translate_array(), and TwoHistoFit2D().

std::vector<double > errors

Definition at line 33 of file TwoHistoFit2D.C.

Referenced by TFoam::CheckAll(), TMVA::PDEFoam::CheckAll(), fitLinear2(), TH1::LabelsDeflate(), TH1::LabelsInflate(), TProfile::LabelsOption(), TH1::LabelsOption(), TProfile2D::LabelsOption(), limit(), PyROOT::mp_call(), myFcn(), TH1::RebinAxis(), ROOT::Math::DistSampler::SampleBins(), TestPct(), and TwoHistoFit2D().

TRandom3 rndm

Definition at line 48 of file TwoHistoFit2D.C.

std::vector<double > values

Definition at line 32 of file TwoHistoFit2D.C.

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