예제 #1
0
void figure2_0_generator(){

	TFile *f;

	const int NAchBins = 7;

	const double correction = 0.687;
	//const double correction = 1.0;

	TH1D* c2_pos[NAchBins][2];
	TH1D* c2_neg[NAchBins][2];

	TH1D* ach_hist[NAchBins];
	double x[NAchBins];
	double v2_pos[NAchBins];
	double v2_neg[NAchBins];
	double v2_diff[NAchBins];
	double err_neg[NAchBins];
	double err_pos[NAchBins];
	double err_diff[NAchBins];
	double cmean;
	double errmean;
	double sum;
	double variance_pos;
	double variance_neg;
	double variance_diff;


	//f = new TFile("../../../rootfiles/systematics/trackselection/loose/Merged.root");
	//f = new TFile("../../../rootfiles/systematics/trackselection/tight/Merged.root");
	//f = new TFile("../../../rootfiles/systematics/vtz/wide/Merged.root");
	//f = new TFile("../../../rootfiles/systematics/vtz/narrow/Merged.root");
	//f = new TFile("../../../rootfiles/crosscheck/PbPb/v2/ntrk/185_220/Merged.root");
	//f = new TFile("../../../rootfiles/systematics_redo/v2_Cumulant_40.root");


	f = new TFile("~/Summer2016/rootfiles/FinalResult_0106/Main_pPb_Merged.root");

	// = new TFile("../../../rootfiles/closure/pPb/185_220/Merged.root");



	for (Int_t i = 0; i < NAchBins; i++){
		ach_hist[i] = (TH1D*)f->Get(Form("demo_n3/ach_%d",i+1));

		c2_pos[i][0] = (TH1D*)f->Get(Form("demo_n3/c2pos_%d_cos",i));
		c2_pos[i][1] = (TH1D*)f->Get(Form("demo_n3/c2pos_%d_sin",i));

		c2_neg[i][0] = (TH1D*)f->Get(Form("demo_n3/c2neg_%d_cos",i));
		c2_neg[i][1] = (TH1D*)f->Get(Form("demo_n3/c2neg_%d_sin",i));
		
	}
	for(Int_t i=0; i<NAchBins; i++){

		x[i]=ach_hist[i]->GetMean();
		x[i] *= correction; 

//v2 positive
		cmean = c2_pos[i][0] -> GetMean();
		v2_pos[i] = sqrt(cmean);

		errmean = c2_pos[i][0] -> GetMeanError();
		variance_pos = (errmean*errmean)/(4*cmean);

//negative
		cmean = c2_neg[i][0] -> GetMean();
		v2_neg[i] = sqrt(cmean);

		errmean = c2_neg[i][0] -> GetMeanError();
		variance_neg = (errmean*errmean)/(4*cmean);

		//difference
		v2_diff[i] = (v2_neg[i] - v2_pos[i])/(v2_neg[i] + v2_pos[i]);

		sum = v2_pos[i] + v2_neg[i];

		variance_diff = (4*v2_neg[i]*v2_neg[i]*variance_pos)/(sum*sum*sum*sum)+(4*v2_pos[i]*v2_pos[i]*variance_neg)/(sum*sum*sum*sum);


	//error bars

		cout << "xcoord " << x[i] << endl;

		err_pos[i] = sqrt(variance_pos);
		err_neg[i] = sqrt(variance_neg);
		err_diff[i] = sqrt(variance_diff);


	}
	
	gStyle->SetLegendFont(42);
	TH1D* base = new TH1D("base","base",1,-0.15,0.15);
	//pPb
	//base->GetYaxis()->SetRangeUser(0.065, 0.075);
	base->GetYaxis()->SetRangeUser(0.065, 0.075);

	//PbPb
	//base->GetYaxis()->SetRangeUser(0.093, 0.103);
	base->GetXaxis()->SetTitle("Observed A_{ch}");
	base->GetYaxis()->SetTitle("v_{2}{2}");
	base->GetXaxis()->CenterTitle();
	base->GetYaxis()->CenterTitle();
	base->SetTitleSize  (0.040,"X");
	base->SetTitleOffset(1.4,"X");
	base->SetTitleFont  (42,"X");
	base->SetLabelOffset(0.006,"X");
	base->SetLabelSize  (0.040,"X");
	base->SetLabelFont  (42   ,"X");

	base->SetTitleSize  (0.040,"Y");
	base->SetTitleOffset(2.2,"Y");
	base->SetTitleFont  (42,"Y");
	base->SetLabelOffset(0.006,"Y");
	base->SetLabelSize  (0.040,"Y");
	base->SetLabelFont  (42   ,"Y");
	base->SetLineWidth(0);

	TH1D* base2 = new TH1D("base2","base2",1,-0.15,0.15);
	base2->GetYaxis()->SetRangeUser(-0.03, 0.03);
	base2->GetXaxis()->SetTitle("Observed A_{ch}");
	base2->GetYaxis()->SetTitle(" (v^{#minus}_{2} #minus v^{#plus}_{2})/(v^{#minus}_{2} #plus v^{#plus}_{2}) ");
	base2->GetXaxis()->CenterTitle();
	base2->GetYaxis()->CenterTitle();
	base2->SetTitleSize  (0.040,"X");
	base2->SetTitleOffset(1.4,"X");
	base2->SetTitleFont  (42,"X");
	base2->SetLabelOffset(0.006,"X");
	base2->SetLabelSize  (0.040,"X");
	base2->SetLabelFont  (42   ,"X");
	base2->SetTitleSize  (0.040,"Y");
	base2->SetTitleOffset(2.0,"Y");
	base2->SetTitleFont  (42,"Y");
	base2->SetLabelOffset(0.006,"Y");
	base2->SetLabelSize  (0.040,"Y");
	base2->SetLabelFont  (42   ,"Y");
	base2->SetLineWidth(0);

	TFile *rebinned = new TFile("~/Summer2016/root_forgraphs/figure2_0.root","RECREATE");


	TGraphErrors *gr_pos = new TGraphErrors(NAchBins,x,v2_pos,NULL,err_pos);
	TGraphErrors *gr_neg = new TGraphErrors(NAchBins,x,v2_neg,NULL,err_neg);
	TGraphErrors *gr_diff = new TGraphErrors(NAchBins,x,v2_diff,NULL,err_diff);

	gr_pos->Write();
	gr_neg->Write();
	gr_diff->Write();



 //   TCanvas* c1 = new TCanvas("c1","c1");
 //   TCanvas* c2 = new TCanvas("c2","c2");
	TCanvas* c3 = new TCanvas("c3","c3",1,1,1200,600);
	c3->Divide(2,1,0.01,0.01);

	gr_neg -> SetMarkerStyle(20);
	gr_neg -> SetMarkerColor(kBlue);
	gr_pos -> SetMarkerStyle(34);	
	gr_pos -> SetMarkerColor(kRed);




	TLatex* text_a = makeLatex("CMS PbPb #sqrt{s_{NN}}=5.02TeV",0.25,0.85) ;
	//TLatex* text_b = makeLatex("185 #leq N_{trk}^{offline} < 220",0.25,0.80) ;
	TLatex* text_b = makeLatex("30-40%",0.25,0.80) ;

	TLatex* text_c = makeLatex("0.8 < p_{T} < 0.85 GeV/c",0.25,0.75) ;
	TLatex* text_d = makeLatex("|#Delta#eta| > 2",0.25,0.70) ;

	text_a->SetTextFont(42);
	text_b->SetTextFont(42);
	text_c->SetTextFont(42);
	text_d->SetTextFont(42);



	TLegend* leg = new TLegend(0.76,0.80,0.94,.88);
	leg->SetLineColor(kWhite);
	leg->SetFillColor(0);
	leg->SetFillStyle(0);
	leg->AddEntry(gr_pos, "v_{2}^{#plus}{2}","p");
	leg->AddEntry(gr_neg , "v_{2}^{#minus}{2}","p");



	c3->cd(1);
	base->Draw("");
	gr_pos->Draw("PSame");
	gr_neg->Draw("PSame");
	text_a->DrawClone("Same");
	text_b->DrawClone("Same");
	text_c->DrawClone("Same");
	text_d->DrawClone("Same");

	leg->DrawClone("Same");


    //Define a linear function
	TF1* fit1 = new TF1("f1", "[0]+x*[1]", -0.13, 0.13);

	fit1->SetLineColor(kRed);
	fit1->SetLineStyle(2);
	gr_diff->Fit(fit1,"RN0");
	fit1->Write();


	rebinned->Close();

	c3->cd(2);



	TLatex* text2 = makeLatex(Form("Intercept : %f #pm %f",fit1->GetParameter(0),fit1->GetParError(0)),0.45,0.30) ;
	TLatex* text1 = makeLatex(Form("slope : %.4f #pm %.4f",fit1->GetParameter(1),fit1->GetParError(1)),0.45,0.25) ;
	text1->SetTextFont(42);
	text2->SetTextFont(42);
	base2->Draw("");
	fit1->DrawClone("Same");
	gr_diff->SetMarkerStyle(20);
	gr_diff->Draw("PSame");

	text_a->DrawClone("Same");
	text_b->DrawClone("Same");
	

	text1->DrawClone("Same");
	text2->DrawClone("Same");

	

	TF1 *fa1 = new TF1("fa1","0",-10,10); 
	fa1->SetLineColor(kBlack);
	fa1->SetLineWidth(0);
	fa1->DrawClone("Same");

	TLegend* leg2 = new TLegend(0.25,0.68,0.5,0.78);
	leg2->SetLineColor(kWhite);
	leg2->SetFillColor(0);
	leg2->SetFillStyle(0);
	leg2->AddEntry(fit1, "Linear fit","l");
	leg2->AddEntry(gr_diff , "data","p");
	leg2->DrawClone("Same");

	//SaveCanvas(c3,"pics",Form("30-40Narrowpt"));




}
예제 #2
0
void ALICE_Comparison(){

	TFile *f = new TFile("~/Summer2016/rootfiles/FinalResult_0104/ALICE_Merged.root");


	const int NAchBins = 7;
	const double correction = 0.731;

	TH1D* c2_pos[NAchBins][2];
	TH1D* c2_neg[NAchBins][2];

	TH1D* ach_hist[NAchBins];
	double x[NAchBins];
	double v2_pos[NAchBins];
	double v2_neg[NAchBins];
	double v2_diff[NAchBins];
	double err_neg[NAchBins];
	double err_pos[NAchBins];
	double err_diff[NAchBins];
	double cmean;
	double errmean;
	double sum;
	double variance_pos;
	double variance_neg;
	double variance_diff;


	double x_alice[10] = {-0.09,-0.07,-0.05,-0.03,-0.01,0.01,0.03,0.05,0.07,0.09};


//	double v2_pos_alice[10] = {0.0995,0.0985+0.0005/4,0.098+0.0005/4,0.0975+0.0005*2/3,0.0975+0.0005/6,0.0975,0.097+0.0005/2,0.097+0.0005/2+0.0001};
//	double v2_neg_alice[10] = {0.097-0.0005/5,0.097+0.0005/4,0.097+0.0005/2,0.0975,0.0975+0.0005/2,0.098+0.0005/4,0.0985+0.0001,0.0985+0.0005*2/3};

	double v2_pos_alice[10] = {0.101486,0.099522,0.0986494,0.0981239,0.0978174,0.0975633,0.0974495,0.0972289,0.0972825,0.0976992};
	double v2_neg_alice[10]={0.0991805,0.0968823,0.0971381,0.0972906,0.0974951,0.0977261,0.0981123,0.0986047,0.0988509,0.10041};
	double err_pos_alice[10]={0.00199737,0.000688926,0.000277691,0.000144079,0.000101033,8.87595e-05,0.000109954,0.000176882,0.00037035,0.000996611};
	double err_neg_alice[10]={0.00196405,0.000663062,0.000268974,0.000141065,0.000100219,8.94285e-05,0.000112572,0.000183565,0.000386812,0.00106967};

	double err_diff_alice[10];
	double v2_diff_alice[10];

	for (int i = 0; i < 10; ++i)
	{
		v2_diff_alice[i] = (v2_neg_alice[i]-v2_pos_alice[i])/(v2_neg_alice[i]+v2_pos_alice[i]);

		sum = v2_pos_alice[i] + v2_neg_alice[i];
		variance_pos = err_pos_alice[i]*err_pos_alice[i];
		variance_neg = err_neg_alice[i]*err_neg_alice[i];

		variance_diff = (4*v2_neg_alice[i]*v2_neg_alice[i]*variance_pos)/(sum*sum*sum*sum)+(4*v2_pos_alice[i]*v2_pos_alice[i]*variance_neg)/(sum*sum*sum*sum);

		err_diff_alice[i] = sqrt(variance_diff);

	}
	

	double x[NAchBins];
	double v2_pos[NAchBins];
	double v2_neg[NAchBins];
	double err_pos[NAchBins];
	double err_neg[NAchBins];
	double v2_diff[NAchBins];
	double err_diff[NAchBins];
	for (Int_t i = 0; i < NAchBins; i++){
		ach_hist[i] = (TH1D*)f->Get(Form("demo_n3/ach_%d",i+1));
		c2_pos[i][0] = (TH1D*)f->Get(Form("demo_n3/c2pos_%d_cos",i));
		c2_pos[i][1] = (TH1D*)f->Get(Form("demo_n3/c2pos_%d_sin",i));
		c2_neg[i][0] = (TH1D*)f->Get(Form("demo_n3/c2neg_%d_cos",i));
		c2_neg[i][1] = (TH1D*)f->Get(Form("demo_n3/c2neg_%d_sin",i));
		
	}
	for(Int_t i=0; i<NAchBins; i++){

		x[i]=ach_hist[i]->GetMean();
		x[i] *= correction; 

//v2 positive	
		cmean = c2_pos[i][0] -> GetMean();
		v2_pos[i] = sqrt(cmean);
		errmean = c2_pos[i][0] -> GetMeanError();
		variance_pos = (errmean*errmean)/(4*cmean);

//negative
		cmean = c2_neg[i][0] -> GetMean();
		v2_neg[i] = sqrt(cmean);

		errmean = c2_neg[i][0] -> GetMeanError();
		variance_neg = (errmean*errmean)/(4*cmean);

		//difference
		v2_diff[i] = (v2_neg[i] - v2_pos[i])/(v2_neg[i] + v2_pos[i]);
		sum = v2_pos[i] + v2_neg[i];
		variance_diff = (4*v2_neg[i]*v2_neg[i]*variance_pos)/(sum*sum*sum*sum)+(4*v2_pos[i]*v2_pos[i]*variance_neg)/(sum*sum*sum*sum);

	//error bars
		err_pos[i] = sqrt(variance_pos);
		err_neg[i] = sqrt(variance_neg);
		err_diff[i] = sqrt(variance_diff);


	}


	gStyle->SetLegendFont(42);
	TH1D* base = new TH1D("base","base",1,-0.2,0.2);
	//pPb
	base->GetYaxis()->SetRangeUser(0.10, 0.11);
	base->GetXaxis()->SetTitle("Observed A_{ch}");
	base->GetYaxis()->SetTitle("v_{2}{SP}");
	base->GetXaxis()->CenterTitle();
	base->GetYaxis()->CenterTitle();
	base->SetTitleSize  (0.040,"X");
	base->SetTitleOffset(1.4,"X");
	base->SetTitleFont  (42,"X");
	base->SetLabelOffset(0.006,"X");
	base->SetLabelSize  (0.040,"X");
	base->SetLabelFont  (42   ,"X");

	base->SetTitleSize  (0.040,"Y");
	base->SetTitleOffset(2.2,"Y");
	base->SetTitleFont  (42,"Y");
	base->SetLabelOffset(0.006,"Y");
	base->SetLabelSize  (0.040,"Y");
	base->SetLabelFont  (42   ,"Y");
	base->SetLineWidth(0);

	TH1D* base2 = new TH1D("base2","base2",1,-0.2,0.2);
	base2->GetYaxis()->SetRangeUser(-0.05, 0.05);
	base2->GetXaxis()->SetTitle("Observed A_{ch}");
	base2->GetYaxis()->SetTitle(" (v^{#minus}_{2} #minus v^{#plus}_{2})/(v^{#minus}_{2} #plus v^{#plus}_{2}) ");
	base2->GetXaxis()->CenterTitle();
	base2->GetYaxis()->CenterTitle();
	base2->SetTitleSize  (0.040,"X");
	base2->SetTitleOffset(1.4,"X");
	base2->SetTitleFont  (42,"X");
	base2->SetLabelOffset(0.006,"X");
	base2->SetLabelSize  (0.040,"X");
	base2->SetLabelFont  (42   ,"X");
	base2->SetTitleSize  (0.040,"Y");
	base2->SetTitleOffset(2.0,"Y");
	base2->SetTitleFont  (42,"Y");
	base2->SetLabelOffset(0.006,"Y");
	base2->SetLabelSize  (0.040,"Y");
	base2->SetLabelFont  (42   ,"Y");
	base2->SetLineWidth(0);

	cout << v2_pos[0] << endl;


	TGraphErrors *gr_pos = new TGraphErrors(7,x,v2_pos,NULL,err_pos);
	TGraphErrors *gr_neg = new TGraphErrors(7,x,v2_neg,NULL,err_neg);
	TGraphErrors *gr_diff = new TGraphErrors(7,x,v2_diff,NULL,err_diff);

	
	TGraphErrors *gr_pos_alice = new TGraphErrors(10,x_alice,v2_pos_alice,NULL,err_pos_alice);
	TGraphErrors *gr_neg_alice = new TGraphErrors(10,x_alice,v2_neg_alice,NULL,err_neg_alice);
	TGraphErrors *gr_diff_alice = new TGraphErrors(10,x_alice,v2_diff_alice,NULL,err_diff_alice);

	TCanvas* c1 = new TCanvas("c1","c1");
	TCanvas* c2 = new TCanvas("c2","c2");
	gr_neg -> SetMarkerStyle(20);
	gr_neg -> SetMarkerColor(kBlue);
	gr_pos -> SetMarkerStyle(34);	
	gr_pos -> SetMarkerColor(kRed);




	c1->cd();
	base->Draw("");
	gr_pos->Draw("PSame");
	gr_neg->Draw("PSame");
	//text_a->Draw("Same");
	//text_b->Draw("Same");


    //Define a linear function
	TF1* fit1 = new TF1("f1", "[0]+x*[1]", -0.2, 0.2);
	TF1* fit2 = new TF1("f2", "[0]+x*[1]", -0.2, 0.2);

	fit1->SetLineColor(kRed);
	fit1->SetLineStyle(2);
	fit2->SetLineColor(kBlue);
	fit2->SetLineStyle(2);
	gr_diff->Fit(fit1,"RN0");
	gr_diff_alice->Fit(fit2,"RN0");

	c2->cd();

	base2->Draw("");

	TLatex* text2 = makeLatex(Form("CMS Intercept(Red) : %f #pm %f",fit1->GetParameter(0),fit1->GetParError(0)),0.45,0.25) ;
	TLatex* text1 = makeLatex(Form("CMS slope(Red) : %.4f #pm %.4f",fit1->GetParameter(1),fit1->GetParError(1)),0.45,0.25) ;
	TLatex* text3 = makeLatex(Form("ALICE Intercept(Blue) : %f #pm %f",fit2->GetParameter(0),fit2->GetParError(0)),0.45,0.35) ;
	TLatex* text4 = makeLatex(Form("ALICE slope(Blue) : %.4f #pm %.4f",fit2->GetParameter(1),fit2->GetParError(1)),0.45,0.30) ;
	text1->SetTextFont(42);
	text2->SetTextFont(42);
	text3->SetTextFont(42);
	text4->SetTextFont(42);
	gr_diff->Draw("PSame");

	gr_diff_alice -> SetMarkerStyle(24);

	gr_diff_alice->Draw("PSame");

	text1->DrawClone("Same");
	text4->DrawClone("Same");


	fit1->DrawClone("Same");
	fit2->DrawClone("Same");

	TFile *rebinned = new TFile("~/Summer2016/root_forgraphs/figure_alicecomparison.root","RECREATE");
	gr_diff->Write();
	gr_diff_alice->Write();
	fit1->Write();
	fit2->Write();
	rebinned->Close();



	c2->Print("~/Summer2016/comparison_ALICE_ver2.pdf");
	c2->Print("~/Summer2016/comparison_ALICE_ver2.gif");

}
예제 #3
0
void slopevscentrality(){
	TFile *f;
	TH1D* c2_pos[5][2];
	TH1D* c2_neg[5][2];
	TH1D* ach_hist[5];
	TH1D* cbinHist;
	TGraphErrors* gr_diff;
	TF1* fit1;

	double x_centrality[6] = {35, 45, 55, 65, 75, 85};
	double y_slope[6];
	double statErr[6];

	double variance_pos = 0.0;
	double variance_neg = 0.0;
	double variance_diff = 0.0;
	double err_neg[5];
	double err_pos[5];
	double err_diff[5];
	double cmean;
	double errmean;
	double sum;

	for (int n = 0; n <6; ++n)
	{

		f = new TFile(Form("../../../rootfiles/slope_vs_centrality/PbPb502_%d.root",n+1));
		for (Int_t i = 0; i < 5; i++){
			ach_hist[i] = (TH1D*)f->Get(Form("demo/ach_%d",i+1));

			c2_pos[i][0] = (TH1D*)f->Get(Form("demo/c2pos_%d_cos",i));
			c2_pos[i][1] = (TH1D*)f->Get(Form("demo/c2pos_%d_sin",i));


			c2_neg[i][0] = (TH1D*)f->Get(Form("demo/c2neg_%d_cos",i));
			c2_neg[i][1] = (TH1D*)f->Get(Form("demo/c2neg_%d_sin",i));

		}

		cbinHist = (TH1D*)f->Get("demo/cbinHist");
		double x[5];
		double v2_pos[5];
		double v2_neg[5];
		double v2_diff[5];
		double r;
		for(Int_t i=0; i<5; i++){

			x[i]=ach_hist[i]->GetMean();

			cmean = c2_pos[i][0] -> GetMean();
			v2_pos[i] = sqrt(cmean);
			errmean = c2_pos[i][0] -> GetMeanError();
			variance_pos = (errmean*errmean)/(4*cmean);


			cmean = c2_neg[i][0] -> GetMean();
			v2_neg[i] = sqrt(cmean);
			errmean = c2_neg[i][0] -> GetMeanError();
			variance_neg = (errmean*errmean)/(4*cmean);

			v2_diff[i] = (v2_neg[i] - v2_pos[i]);

			sum = v2_pos[i] + v2_neg[i];

			variance_diff = variance_pos+variance_neg;


//error calculation

			err_pos[i] = sqrt(variance_pos);
			err_neg[i] = sqrt(variance_neg);
			err_diff[i] = sqrt(variance_diff);




		}

		gr_diff = new TGraphErrors(5,x,v2_diff,NULL, err_diff);
		fit1 = new TF1("Linear fitting case 1", "[0]+x*[1]", -0.09, 0.09);
		gr_diff->Fit(fit1);
		r = fit1->GetParameter(1);
		statErr[n] = fit1->GetParError(1);
		cout << "slope is: " << r << endl; 
		y_slope[n] = r;

	}

	double x_alice[] = {5,15,25,35,45,55,65,75};
	double y_alice[] = { 0.0188127, 0.0252774, 0.0290478, 0.0315681, 0.0313678, 0.0334533, 0.0326948, 0.027709 };
	double alice_statErrors[] = { 0.00276672, 0.00491256, 0.00542907, 0.00499819, 0.00427076, 0.00421142, 0.00436631, 0.00480683 };
	double alice_sysminus[] = { 0.003345731066792428, 0.005524736668946313, 0.006157316616294797, 0.00591162859559022, 0.0052989413797474684, 0.0053784097301432885, 0.0054547376184835876, 0.005548288155719744 };
	double alice_sysplus[] = { 0.003345731066792428, 0.005524736668946313, 0.006157316616294797, 0.00591162859559022, 0.0052989413797474684, 0.0053784097301432885, 0.0054547376184835876, 0.005548288155719744 };
	double xsysalice[] = {1,1,1,1,1,1,1,1};


	double x_star[] = {2.5,7.5,15.0,25.0,35.0,45.0,55.0,65.0,75.0};
	double y_star[] = {-0.033529,0.001979,0.015917,0.028232,0.031986,0.026516,0.028016,0.012459,-0.02195};
	double star_statErrors[] = { 0.0010554, 0.00701, 0.003874, 0.003091, 0.002903, 0.002921, 0.003657, 0.005119, 0.009593 };
	double star_sysminus[] = { 2.156594920238847, 1.1474282374074642, 0.41413973487218053, 0.40721102637330436, 0.46464817873311415, 0.48750025641018896, 1.2743975557101481, 0.6065696744810114, 0.9645708786812922 };
	double star_sysplus[] = { 3.152323796820371, 1.1348034014753392, 0.6881948851887814, 0.3091, 0.3775553601791398, 0.6362180836788593, 0.39244649316817704, 1.060086081410373, 4.931994052105091 };
	double xsysstar[] = {1,1,1,1,1,1,1,1,1};

	for(i=0;i<9;i++){
		star_sysminus[i]/=100;
		star_sysplus[i]/=100;
	}
	gStyle->SetLegendFont(42);

	TGraphErrors* slopevscent = new TGraphErrors(6,x_centrality,y_slope,NULL,statErr);
	TGraphErrors* ALICE = new TGraphErrors(8,x_alice,y_alice,NULL,alice_statErrors);
	TGraphErrors* STAR = new TGraphErrors(9,x_star,y_star,NULL,star_statErrors);
	TGraphAsymmErrors* ALICE_sys = new TGraphAsymmErrors(8, x_alice, y_alice, xsysalice, xsysalice, alice_sysminus, alice_sysplus);
	TGraphAsymmErrors* STAR_sys = new TGraphAsymmErrors(9, x_star, y_star, xsysstar, xsysstar, star_sysminus, star_sysplus);


	slopevscent -> SetMarkerStyle(20);
	slopevscent -> SetMarkerColor(kBlack);

	ALICE -> SetMarkerStyle(25);
	ALICE -> SetMarkerColor(kRed);
	ALICE -> SetLineColor(kRed);

	STAR -> SetMarkerStyle(kOpenStar);
	STAR -> SetMarkerColor(kBlue);
	STAR -> SetLineColor(kBlue);

	TH1D* base = new TH1D("base","base",1,0,100);
	base->GetYaxis()->SetRangeUser(0.00,0.06);
	base->GetXaxis()->SetTitle("Centrality(%)");
	base->GetYaxis()->SetTitle("Slope parameter(v_{2})");
	base->GetXaxis()->CenterTitle();
	base->GetYaxis()->CenterTitle();
	base->SetTitleSize  (0.040,"X");
	base->SetTitleOffset(1.4,"X");
	base->SetTitleFont  (42,"X");
	base->SetLabelOffset(0.006,"X");
	base->SetLabelSize  (0.040,"X");
	base->SetLabelFont  (42   ,"X");

	base->SetTitleSize  (0.040,"Y");
	base->SetTitleOffset(2.2,"Y");
	base->SetTitleFont  (42,"Y");
	base->SetLabelOffset(0.006,"Y");
	base->SetLabelSize  (0.040,"Y");
	base->SetLabelFont  (42   ,"Y");
	base->SetLineWidth(0);

	TCanvas* c3 = MakeCanvas("c3","c3");
	TLatex* text_a = makeLatex("CMS pPb #sqrt{s_{NN}}=5.02TeV",0.25,0.85) ;
	TLatex* text_b = makeLatex("185 #leq N_{trk}^{offline} < 260",0.25,0.80) ;
	TLatex* text_c = makeLatex("0.3 < p_{T} < 3 GeV/c",0.25,0.85) ;
	TLatex* text_d = makeLatex("|#Delta#eta| > 2",0.25,0.80) ;

	text_a->SetTextFont(42);
	text_b->SetTextFont(42);
	text_c->SetTextFont(42);
	text_d->SetTextFont(42);
	slopevscent->SetFillStyle(0);
	slopevscent->SetFillColor(0);
	slopevscent->SetFillStyle(0);
	slopevscent->SetFillColor(0);

	gStyle->SetOptTitle(0);


	TLegend* leg = new TLegend(.58,.70,.93,.90);
	leg->SetLineColor(kWhite);
	leg->SetFillColor(0);
	leg->SetFillStyle(0);
	leg->AddEntry(slopevscent, "CMS, Pb-Pb 5.02TeV","p");
	leg->AddEntry(ALICE, "ALICE, Pb-Pb 2.76TeV","p");
	leg->AddEntry(STAR, "STAR, Au-Au 200GeV","p");

	//leg->AddEntry(gr_neg, "neg","p");

	
	c3->cd();
	base->Draw("");
	ALICE->Draw("PSame");
	STAR->Draw("PSame");


	slopevscent->Draw("PSame");

//	STAR_sys->Draw("2Same");

	leg->DrawClone("PSame");
//	text_c->DrawClone("Same");
//	text_d->DrawClone("Same");

    //Define a linear function
	//SaveCanvas(c3,"pics","slopevscent_comparison");






}
void CumulantErrGraph_v2_allgraphs_cent(){

	TFile *f;

	const int NAchBins = 7;
	//const double correction = 0.7463;
	//const double correction = 1.0;

	TH1D* c2_pos[NAchBins][2];
	TH1D* c2_neg[NAchBins][2];

	TH1D* ach_hist[NAchBins];
	double x[NAchBins];
	double v2_pos[NAchBins];
	double v2_neg[NAchBins];
	double v2_diff[NAchBins];
	double err_neg[NAchBins];
	double err_pos[NAchBins];
	double err_diff[NAchBins];
	double cmean;
	double errmean;
	double sum;
	double variance_pos;
	double variance_neg;
	double variance_diff;

	int index_v2_mult;
	int index_v3_mult;
	int index_v2_cent; 
	int index_v3_cent; 

	int mult_start[6] = {30,40,50,60,70,80}; 
	int mult_end[6] = {40,50,60,70,80,90};
	double correction[6] = {0.645, 0.663, 0.673, 0.689, 0.699, 0.623};
	int mult_index[6] = {9,10,11,12,13,14};

	double setrange_low[6] = {0.0965, 0.105, 0.1038,   0.0945, 0.076, 0.06};
	double setrange_upp[6] = {0.101,  0.11,  0.108    ,0.101  ,0.088,0.072};

	double range_start = 0.06;
	double range_end = 0.072;

	int num = 5;

	range_start = setrange_low[num];
	range_end = setrange_upp[num];



	f = new TFile("~/Summer2016/rootfiles/FinalResult_0106/Main_PbPb_Merged.root");

	// = new TFile("../../../rootfiles/closure/pPb/185_220/Merged.root");



	for (Int_t i = 0; i < NAchBins; i++){
		ach_hist[i] = (TH1D*)f->Get(Form("demo_n%d/ach_%d",mult_index[num],i+1));

		c2_pos[i][0] = (TH1D*)f->Get(Form("demo_n%d/c2pos_%d_cos",mult_index[num],i));
		c2_pos[i][1] = (TH1D*)f->Get(Form("demo_n%d/c2pos_%d_sin",mult_index[num],i));

		c2_neg[i][0] = (TH1D*)f->Get(Form("demo_n%d/c2neg_%d_cos",mult_index[num],i));
		c2_neg[i][1] = (TH1D*)f->Get(Form("demo_n%d/c2neg_%d_sin",mult_index[num],i));		
	}

	for(Int_t i=0; i<NAchBins; i++){

		x[i]=ach_hist[i]->GetMean();
		x[i] *= correction[num]; 

//v2 positive
		cmean = c2_pos[i][0] -> GetMean();
		v2_pos[i] = sqrt(cmean);

		errmean = c2_pos[i][0] -> GetMeanError();
		variance_pos = (errmean*errmean)/(4*cmean);

//negative
		cmean = c2_neg[i][0] -> GetMean();
		v2_neg[i] = sqrt(cmean);

		errmean = c2_neg[i][0] -> GetMeanError();
		variance_neg = (errmean*errmean)/(4*cmean);

		//difference
		v2_diff[i] = (v2_neg[i] - v2_pos[i])/(v2_neg[i] + v2_pos[i]);

		sum = v2_pos[i] + v2_neg[i];

		variance_diff = (4*v2_neg[i]*v2_neg[i]*variance_pos)/(sum*sum*sum*sum)+(4*v2_pos[i]*v2_pos[i]*variance_neg)/(sum*sum*sum*sum);


	//error bars

		cout << "xcoord " << x[i] << endl;

		err_pos[i] = sqrt(variance_pos);
		err_neg[i] = sqrt(variance_neg);
		err_diff[i] = sqrt(variance_diff);


	}
	
	gStyle->SetLegendFont(42);
	TH1D* base = new TH1D("base","base",1,-0.12,0.12);
	//pPb
	//base->GetYaxis()->SetRangeUser(0.065, 0.075);
	base->GetYaxis()->SetRangeUser(range_start, range_end);

	//PbPb
	//base->GetYaxis()->SetRangeUser(0.093, 0.103);
	base->GetXaxis()->SetTitle("Corrected A_{ch}");
	base->GetYaxis()->SetTitle("v_{2}{2}");
	base->GetXaxis()->CenterTitle();
	base->GetYaxis()->CenterTitle();
	base->SetTitleSize  (0.040,"X");
	base->SetTitleOffset(1.4,"X");
	base->SetTitleFont  (42,"X");
	base->SetLabelOffset(0.006,"X");
	base->SetLabelSize  (0.040,"X");
	base->SetLabelFont  (42   ,"X");

	base->SetTitleSize  (0.040,"Y");
	base->SetTitleOffset(2.2,"Y");
	base->SetTitleFont  (42,"Y");
	base->SetLabelOffset(0.006,"Y");
	base->SetLabelSize  (0.040,"Y");
	base->SetLabelFont  (42   ,"Y");
	base->SetLineWidth(0);

	TH1D* base2 = new TH1D("base2","base2",1,-0.12,0.12);
	base2->GetYaxis()->SetRangeUser(-0.03, 0.03);
	base2->GetXaxis()->SetTitle("Corrected A_{ch}");
	base2->GetYaxis()->SetTitle(" (v^{#minus}_{2} #minus v^{#plus}_{2})/(v^{#minus}_{2} #plus v^{#plus}_{2}) ");
	base2->GetXaxis()->CenterTitle();
	base2->GetYaxis()->CenterTitle();
	base2->SetTitleSize  (0.040,"X");
	base2->SetTitleOffset(1.4,"X");
	base2->SetTitleFont  (42,"X");
	base2->SetLabelOffset(0.006,"X");
	base2->SetLabelSize  (0.040,"X");
	base2->SetLabelFont  (42   ,"X");
	base2->SetTitleSize  (0.040,"Y");
	base2->SetTitleOffset(2.0,"Y");
	base2->SetTitleFont  (42,"Y");
	base2->SetLabelOffset(0.006,"Y");
	base2->SetLabelSize  (0.040,"Y");
	base2->SetLabelFont  (42   ,"Y");
	base2->SetLineWidth(0);

	TFile *rebinned = new TFile(Form("~/Summer2016/root_forgraphs/v2_cent_%d_%d.root",mult_start[num],mult_end[num]),"RECREATE");


	TGraphErrors *gr_pos = new TGraphErrors(NAchBins,x,v2_pos,NULL,err_pos);
	TGraphErrors *gr_neg = new TGraphErrors(NAchBins,x,v2_neg,NULL,err_neg);
	TGraphErrors *gr_diff = new TGraphErrors(NAchBins,x,v2_diff,NULL,err_diff);

	if(num==0){
		gr_pos->RemovePoint(0);
		gr_pos->RemovePoint(5);
		gr_neg->RemovePoint(0);
		gr_neg->RemovePoint(5);
		gr_diff->RemovePoint(0);
		gr_diff->RemovePoint(5);

	}

	gr_pos->Write();
	gr_neg->Write();
	gr_diff->Write();



 //   TCanvas* c1 = new TCanvas("c1","c1");
 //   TCanvas* c2 = new TCanvas("c2","c2");
	TCanvas* c3 = new TCanvas("c3","c3",1,1,1200,600);
	c3->Divide(2,1,0.01,0.01);

	gr_neg -> SetMarkerStyle(20);
	gr_neg -> SetMarkerColor(kBlue);
	gr_pos -> SetMarkerStyle(34);	
	gr_pos -> SetMarkerColor(kRed);




	TLatex* text_a = makeLatex("CMS PbPb #sqrt{s_{NN}}=5.02TeV",0.25,0.85) ;
	//TLatex* text_b = makeLatex("185 #leq N_{trk}^{offline} < 220",0.25,0.80) ;
	TLatex* text_b = makeLatex(Form("%d-%d centrality",mult_start[num],mult_end[num]),0.25,0.80) ;

	TLatex* text_c = makeLatex("0.3 < p_{T} < 3.0 GeV/c",0.25,0.75) ;
	TLatex* text_d = makeLatex("|#Delta#eta| > 1",0.25,0.70) ;

	text_a->SetTextFont(42);
	text_b->SetTextFont(42);
	text_c->SetTextFont(42);
	text_d->SetTextFont(42);



	TLegend* leg = new TLegend(0.76,0.80,0.94,.88);
	leg->SetLineColor(kWhite);
	leg->SetFillColor(0);
	leg->SetFillStyle(0);
	leg->AddEntry(gr_pos, "v_{2}^{#plus}{2}","p");
	leg->AddEntry(gr_neg , "v_{2}^{#minus}{2}","p");



	c3->cd(1);
	base->Draw("");
	gr_pos->Draw("PSame");
	gr_neg->Draw("PSame");
	text_a->DrawClone("Same");
	text_b->DrawClone("Same");
	text_c->DrawClone("Same");
	text_d->DrawClone("Same");

	leg->DrawClone("Same");


    //Define a linear function
	TF1* fit1 = new TF1("f1", "[0]+x*[1]", -0.13, 0.13);

	fit1->SetLineColor(kRed);
	fit1->SetLineStyle(2);
	gr_diff->Fit(fit1,"RN0");
	fit1->Write();


	rebinned->Close();

	c3->cd(2);



	TLatex* text2 = makeLatex(Form("Intercept : %f #pm %f",fit1->GetParameter(0),fit1->GetParError(0)),0.45,0.30) ;
	TLatex* text1 = makeLatex(Form("slope : %.4f #pm %.4f",fit1->GetParameter(1),fit1->GetParError(1)),0.45,0.25) ;
	text1->SetTextFont(42);
	text2->SetTextFont(42);
	base2->Draw("");
	fit1->DrawClone("Same");
	gr_diff->SetMarkerStyle(20);
	gr_diff->Draw("PSame");

	text_a->DrawClone("Same");
	text_b->DrawClone("Same");
	

	text1->DrawClone("Same");
	text2->DrawClone("Same");

	

	TF1 *fa1 = new TF1("fa1","0",-10,10); 
	fa1->SetLineColor(kBlack);
	fa1->SetLineWidth(0);
	fa1->DrawClone("Same");

	TLegend* leg2 = new TLegend(0.25,0.68,0.5,0.78);
	leg2->SetLineColor(kWhite);
	leg2->SetFillColor(0);
	leg2->SetFillStyle(0);
	leg2->AddEntry(fit1, "Linear fit","l");
	leg2->AddEntry(gr_diff , "data","p");
	leg2->DrawClone("Same");

	cout << mult_start[num] << endl;
	cout << mult_end[num] << endl;

	c3->Print(Form("~/Summer2016/pics/v2_cent_%d_%d.pdf",mult_start[num],mult_end[num]));
	c3->Print(Form("~/Summer2016/pics/v2_cent_%d_%d.gif",mult_start[num],mult_end[num]));




}
예제 #5
0
void figure2_0_generate(){

	TFile* f;
	const int NAchBins = 7;
	const double correction = 1.0;


	//185-220 correction
	//const double correction = 0.675;

	
	//30-40% correction
	//const double correction = 0.641;



	TH1D* c2_pos_case1[100][4][2];
	TH1D* c2_neg_case1[100][4][2];
	TH1D* c2_tot_case1[100][4][2];

	TH1D* c2_pos_case2[100][4][2];
	TH1D* c2_neg_case2[100][4][2];
	TH1D* c2_tot_case2[100][4][2];


	TH1D* ach_hist[100];
	TH1D* c2_pos[100][4];
	TH1D* c2_neg[100][4];

	double x[NAchBins];
	double v2_pos[NAchBins];
	double v2_neg[NAchBins];
	double err_pos[NAchBins];
	double err_neg[NAchBins];
	double v2_diff[NAchBins];
	double err_diff[NAchBins];

	double numerator;
	double denominator;
	double q0,q1,q2,q3;

	double esquared;

	double v2_pos_sample[100][10];
	double v2_neg_sample[100][10];
	double v2_diff_sample[100][10];


	for (int m = 0; m < 10; ++m)
	{
		f = new TFile(Form("~/Summer2016/rootfiles/FinalResult_pPb/leaveout%d.root",m+1));
		for (Int_t i = 0; i < NAchBins; i++){
			for(Int_t j = 0 ; j < 4; j++){

				c2_tot_case1[i][j][0] = (TH1D*)f->Get(Form("demo_n3/c2tot_%d_%d_cos_case1",i,j));
				c2_tot_case1[i][j][1] = (TH1D*)f->Get(Form("demo_n3/c2tot_%d_%d_sin_case1",i,j));
				c2_pos_case1[i][j][0] = (TH1D*)f->Get(Form("demo_n3/c2pos_%d_%d_cos_case1",i,j));
				c2_pos_case1[i][j][1] = (TH1D*)f->Get(Form("demo_n3/c2pos_%d_%d_sin_case1",i,j));
				c2_neg_case1[i][j][0] = (TH1D*)f->Get(Form("demo_n3/c2neg_%d_%d_cos_case1",i,j));
				c2_neg_case1[i][j][1] = (TH1D*)f->Get(Form("demo_n3/c2neg_%d_%d_sin_case1",i,j));

				c2_tot_case2[i][j][0] = (TH1D*)f->Get(Form("demo_n3/c2tot_%d_%d_cos_case2",i,j));
				c2_tot_case2[i][j][1] = (TH1D*)f->Get(Form("demo_n3/c2tot_%d_%d_sin_case2",i,j));
				c2_pos_case2[i][j][0] = (TH1D*)f->Get(Form("demo_n3/c2pos_%d_%d_cos_case2",i,j));
				c2_pos_case2[i][j][1] = (TH1D*)f->Get(Form("demo_n3/c2pos_%d_%d_sin_case2",i,j));
				c2_neg_case2[i][j][0] = (TH1D*)f->Get(Form("demo_n3/c2neg_%d_%d_cos_case2",i,j));
				c2_neg_case2[i][j][1] = (TH1D*)f->Get(Form("demo_n3/c2neg_%d_%d_sin_case2",i,j));

			}
		}

		for (int i = 0; i < NAchBins; ++i)
		{
			c2_pos[i][0] =  new TH1D(*c2_pos_case1[i][0][0]);
			c2_pos[i][0] -> Add(c2_pos_case2[i][0][0],1.);

			c2_pos[i][1] =  new TH1D(*c2_pos_case1[i][1][0]);
			c2_pos[i][1] -> Add(c2_pos_case2[i][2][0],1.);

			c2_pos[i][2] =  new TH1D(*c2_pos_case1[i][2][0]);
			c2_pos[i][2] -> Add(c2_pos_case2[i][1][0],1.);

			c2_pos[i][3] =  new TH1D(*c2_pos_case1[i][3][0]);
			c2_pos[i][3] -> Add(c2_pos_case2[i][3][0],1.);

			c2_neg[i][0] =  new TH1D(*c2_neg_case1[i][0][0]);
			c2_neg[i][0] -> Add(c2_neg_case2[i][0][0],1.);

			c2_neg[i][1] =  new TH1D(*c2_neg_case1[i][1][0]);
			c2_neg[i][1] -> Add(c2_neg_case2[i][2][0],1.);

			c2_neg[i][2] =  new TH1D(*c2_neg_case1[i][2][0]);
			c2_neg[i][2] -> Add(c2_neg_case2[i][1][0],1.);

			c2_neg[i][3] =  new TH1D(*c2_neg_case1[i][3][0]);
			c2_neg[i][3] -> Add(c2_neg_case2[i][3][0],1.);

		}

		for(Int_t i=0; i<NAchBins; i++){

			
//positive
			q0 = c2_pos[i][0]->GetMean();
			q1 = c2_pos[i][1]->GetMean();
			q2 = c2_pos[i][2]->GetMean();
			q3 = c2_pos[i][3]->GetMean();

			numerator = q0;
			denominator = sqrt((q1*q2)/q3);
			v2_pos_sample[i][m] = numerator/denominator;

//negative
			q0 = c2_neg[i][0]->GetMean();
			q1 = c2_neg[i][1]->GetMean();
			q2 = c2_neg[i][2]->GetMean();
			q3 = c2_neg[i][3]->GetMean();
			numerator = q0;
			denominator = sqrt((q1*q2)/q3);
			v2_neg_sample[i][m] = numerator/denominator;

			v2_diff_sample[i][m] = (v2_neg_sample[i][m] - v2_pos_sample[i][m])/(v2_neg_sample[i][m] + v2_pos_sample[i][m]);


		}



	}

	f = new TFile("~/Summer2016/rootfiles/FinalResult_pPb/Merged.root");


	for (Int_t i = 0; i < NAchBins; i++){

		ach_hist[i] = (TH1D*)f->Get(Form("demo_n3/ach_%d",i+1));
		
		for(Int_t j = 0 ; j < 4; j++){
			
			c2_tot_case1[i][j][0] = (TH1D*)f->Get(Form("demo_n3/c2tot_%d_%d_cos_case1",i,j));
			c2_tot_case1[i][j][1] = (TH1D*)f->Get(Form("demo_n3/c2tot_%d_%d_sin_case1",i,j));
			c2_pos_case1[i][j][0] = (TH1D*)f->Get(Form("demo_n3/c2pos_%d_%d_cos_case1",i,j));
			c2_pos_case1[i][j][1] = (TH1D*)f->Get(Form("demo_n3/c2pos_%d_%d_sin_case1",i,j));
			c2_neg_case1[i][j][0] = (TH1D*)f->Get(Form("demo_n3/c2neg_%d_%d_cos_case1",i,j));
			c2_neg_case1[i][j][1] = (TH1D*)f->Get(Form("demo_n3/c2neg_%d_%d_sin_case1",i,j));

			c2_tot_case2[i][j][0] = (TH1D*)f->Get(Form("demo_n3/c2tot_%d_%d_cos_case2",i,j));
			c2_tot_case2[i][j][1] = (TH1D*)f->Get(Form("demo_n3/c2tot_%d_%d_sin_case2",i,j));
			c2_pos_case2[i][j][0] = (TH1D*)f->Get(Form("demo_n3/c2pos_%d_%d_cos_case2",i,j));
			c2_pos_case2[i][j][1] = (TH1D*)f->Get(Form("demo_n3/c2pos_%d_%d_sin_case2",i,j));
			c2_neg_case2[i][j][0] = (TH1D*)f->Get(Form("demo_n3/c2neg_%d_%d_cos_case2",i,j));
			c2_neg_case2[i][j][1] = (TH1D*)f->Get(Form("demo_n3/c2neg_%d_%d_sin_case2",i,j));

			//c2_pos_case2[i][j][0] ->Sumw2();
			//c2_neg_case2[i][j][0] ->Sumw2(); 

		}
	}

	for (int i = 0; i < NAchBins; ++i)
	{
		c2_pos[i][0] =  new TH1D(*c2_pos_case1[i][0][0]);
		c2_pos[i][0] -> Add(c2_pos_case2[i][0][0],1.);
		
		c2_pos[i][1] =  new TH1D(*c2_pos_case1[i][1][0]);
		c2_pos[i][1] -> Add(c2_pos_case2[i][2][0],1.);

		c2_pos[i][2] =  new TH1D(*c2_pos_case1[i][2][0]);
		c2_pos[i][2] -> Add(c2_pos_case2[i][1][0],1.);

		c2_pos[i][3] =  new TH1D(*c2_pos_case1[i][3][0]);
		c2_pos[i][3] -> Add(c2_pos_case2[i][3][0],1.);

		c2_neg[i][0] =  new TH1D(*c2_neg_case1[i][0][0]);
		c2_neg[i][0] -> Add(c2_neg_case2[i][0][0],1.);
		
		c2_neg[i][1] =  new TH1D(*c2_neg_case1[i][1][0]);
		c2_neg[i][1] -> Add(c2_neg_case2[i][2][0],1.);

		c2_neg[i][2] =  new TH1D(*c2_neg_case1[i][2][0]);
		c2_neg[i][2] -> Add(c2_neg_case2[i][1][0],1.);

		c2_neg[i][3] =  new TH1D(*c2_neg_case1[i][3][0]);
		c2_neg[i][3] -> Add(c2_neg_case2[i][3][0],1.);

	}



	
	
	for(Int_t i=0; i<NAchBins; i++){
		
//x coordinates
		x[i]=ach_hist[i]->GetMean();
		x[i]*=correction;

//positive
		q0 = c2_pos[i][0]->GetMean();
		q1 = c2_pos[i][1]->GetMean();
		q2 = c2_pos[i][2]->GetMean();
		q3 = c2_pos[i][3]->GetMean();


		numerator = q0;
		denominator = sqrt((q1*q2)/q3);
		v2_pos[i] = numerator/denominator;

//negative
		q0 = c2_neg[i][0]->GetMean();
		q1 = c2_neg[i][1]->GetMean();
		q2 = c2_neg[i][2]->GetMean();
		q3 = c2_neg[i][3]->GetMean();
		numerator = q0;
		denominator = sqrt((q1*q2)/q3);
		v2_neg[i] = numerator/denominator;

//difference
		v2_diff[i] = (v2_neg[i]-v2_pos[i])/(v2_neg[i]+v2_pos[i]);


//error bars
		double variance_pos = 0.0;
		double variance_neg = 0.0;
		double variance_diff = 0.0;
		double sum;

		for (int k = 0; k < 10; ++k)
		{
			variance_pos += (v2_pos_sample[i][k]-v2_pos[i])*(v2_pos_sample[i][k]-v2_pos[i]);
			variance_neg += (v2_neg_sample[i][k]-v2_neg[i])*(v2_neg_sample[i][k]-v2_neg[i]);
			variance_diff += (v2_diff_sample[i][k]-v2_diff[i])*(v2_diff_sample[i][k]-v2_diff[i]);
		}
		sum = v2_pos[i] + v2_neg[i];
		variance_pos *= 0.9;
		variance_neg *= 0.9;
		variance_diff *= 0.9;
		//variance_diff = (4*v2_neg[i]*v2_neg[i]*variance_pos)/(sum*sum*sum*sum)+(4*v2_pos[i]*v2_pos[i]*variance_neg)/(sum*sum*sum*sum);

		err_pos[i] = sqrt(variance_pos);
		err_neg[i] = sqrt(variance_neg);
		err_diff[i] = sqrt(variance_diff);
		
	}
	

	TGraphErrors *gr_pos = new TGraphErrors(NAchBins,x,v2_pos,NULL,err_pos);
	TGraphErrors *gr_neg = new TGraphErrors(NAchBins,x,v2_neg,NULL,err_neg);
	TGraphErrors *gr_diff = new TGraphErrors(NAchBins,x,v2_diff,NULL,err_diff);

	TFile *rebinned = new TFile("~/Summer2016/root_forgraphs/figure2_0_notcorrected.root","RECREATE");
	gr_pos->Write();
	gr_neg->Write();
	gr_diff->Write();
	

/*
	gr_pos->RemovePoint(0);
	gr_pos->RemovePoint(5);

	gr_neg->RemovePoint(0);
	gr_neg->RemovePoint(5);

	gr_diff->RemovePoint(0);
	gr_diff->RemovePoint(5);
*/




	gStyle->SetLegendFont(42);
	TH1D* base = new TH1D("base","base",1,-0.20,0.20);
	//pPb
	//base->GetYaxis()->SetRangeUser(0.065, 0.075);
	base->GetYaxis()->SetRangeUser(0.06, 0.12);

	//PbPb
	//base->GetYaxis()->SetRangeUser(0.093, 0.103);
	base->GetXaxis()->SetTitle("Observed A_{ch}");
	base->GetYaxis()->SetTitle("v_{2}{2}");
	base->GetXaxis()->CenterTitle();
	base->GetYaxis()->CenterTitle();
	base->SetTitleSize  (0.040,"X");
	base->SetTitleOffset(1.4,"X");
	base->SetTitleFont  (42,"X");
	base->SetLabelOffset(0.006,"X");
	base->SetLabelSize  (0.040,"X");
	base->SetLabelFont  (42   ,"X");

	base->SetTitleSize  (0.040,"Y");
	base->SetTitleOffset(2.2,"Y");
	base->SetTitleFont  (42,"Y");
	base->SetLabelOffset(0.006,"Y");
	base->SetLabelSize  (0.040,"Y");
	base->SetLabelFont  (42   ,"Y");
	base->SetLineWidth(0);

	TH1D* base2 = new TH1D("base2","base2",1,-0.2,0.2);
	base2->GetYaxis()->SetRangeUser(-0.03, 0.03);
	base2->GetXaxis()->SetTitle("Observed A_{ch}");
	base2->GetYaxis()->SetTitle(" (v^{#minus}_{2} #minus v^{#plus}_{2})/(v^{#minus}_{2} #plus v^{#plus}_{2}) ");
	base2->GetXaxis()->CenterTitle();
	base2->GetYaxis()->CenterTitle();
	base2->SetTitleSize  (0.040,"X");
	base2->SetTitleOffset(1.4,"X");
	base2->SetTitleFont  (42,"X");
	base2->SetLabelOffset(0.006,"X");
	base2->SetLabelSize  (0.040,"X");
	base2->SetLabelFont  (42   ,"X");
	base2->SetTitleSize  (0.040,"Y");
	base2->SetTitleOffset(2.0,"Y");
	base2->SetTitleFont  (42,"Y");
	base2->SetLabelOffset(0.006,"Y");
	base2->SetLabelSize  (0.040,"Y");
	base2->SetLabelFont  (42   ,"Y");
	base2->SetLineWidth(0);

	

 //   TCanvas* c1 = new TCanvas("c1","c1");
 //   TCanvas* c2 = new TCanvas("c2","c2");
	TCanvas* c3 = new TCanvas("c3","c3",1,1,1200,600);
	c3->Divide(2,1,0.01,0.01);

	gr_neg -> SetMarkerStyle(20);
	gr_neg -> SetMarkerColor(kBlue);
	gr_pos -> SetMarkerStyle(34);	
	gr_pos -> SetMarkerColor(kRed);




	TLatex* text_a = makeLatex("CMS PbPb #sqrt{s_{NN}}=5.02TeV",0.25,0.85) ;
	//TLatex* text_b = makeLatex("185 #leq N_{trk}^{offline} < 220",0.25,0.80) ;
	TLatex* text_b = makeLatex("30-40%",0.25,0.80) ;

	TLatex* text_c = makeLatex("0.3 < p_{T} < 3.0 GeV/c",0.25,0.75) ;
	TLatex* text_d = makeLatex("|#Delta#eta| > 2",0.25,0.70) ;

	text_a->SetTextFont(42);
	text_b->SetTextFont(42);
	text_c->SetTextFont(42);
	text_d->SetTextFont(42);



	TLegend* leg = new TLegend(0.76,0.80,0.94,.88);
	leg->SetLineColor(kWhite);
	leg->SetFillColor(0);
	leg->SetFillStyle(0);
	leg->AddEntry(gr_pos, "v_{2}^{#plus}{2}","p");
	leg->AddEntry(gr_neg , "v_{2}^{#minus}{2}","p");



	c3->cd(1);
	base->Draw("");
	gr_pos->Draw("PSame");
	gr_neg->Draw("PSame");
	text_a->DrawClone("Same");
	text_b->DrawClone("Same");
	text_c->DrawClone("Same");
	text_d->DrawClone("Same");

	leg->DrawClone("Same");


    //Define a linear function
	TF1* fit1 = new TF1("f1", "[0]+x*[1]", -0.13, 0.13);



	fit1->SetLineColor(kRed);
	fit1->SetLineStyle(2);
	gr_diff->Fit(fit1,"RN0");
fit1->Write();
rebinned->Close();

	c3->cd(2);



	TLatex* text2 = makeLatex(Form("Intercept : %f #pm %f",fit1->GetParameter(0),fit1->GetParError(0)),0.45,0.30) ;
	TLatex* text1 = makeLatex(Form("slope : %.4f #pm %.4f",fit1->GetParameter(1),fit1->GetParError(1)),0.45,0.25) ;
	text1->SetTextFont(42);
	text2->SetTextFont(42);
	base2->Draw("");
	fit1->DrawClone("Same");
	gr_diff->SetMarkerStyle(20);
	gr_diff->Draw("PSame");

	text_a->DrawClone("Same");
	text_b->DrawClone("Same");
	

	text1->DrawClone("Same");
	text2->DrawClone("Same");

	

	TF1 *fa1 = new TF1("fa1","0",-10,10); 
	fa1->SetLineColor(kBlack);
	fa1->SetLineWidth(0);
	fa1->DrawClone("Same");

	TLegend* leg2 = new TLegend(0.25,0.68,0.5,0.78);
	leg2->SetLineColor(kWhite);
	leg2->SetFillColor(0);
	leg2->SetFillStyle(0);
	leg2->AddEntry(fit1, "Linear fit","l");
	leg2->AddEntry(gr_diff , "data","p");
	leg2->DrawClone("Same");

	//SaveCanvas(c3,"pics",Form("30-40SP"));


}
void CumulantErrGraph_v2_normalized(){

	TFile *f;

	const int NAchBins = 7;

	TH1D* c2_pos[NAchBins][2];
	TH1D* c2_neg[NAchBins][2];

	TH1D* ach_hist[NAchBins];
	double x[NAchBins];

	double v2_pos[NAchBins];
	double v2_neg[NAchBins];
	double v2_diff[NAchBins];
	double err_neg[NAchBins];
	double err_pos[NAchBins];
	double err_diff[NAchBins];
	double cmean;
	double errmean;
	double sum;
	double variance_pos;
	double variance_neg;
	double variance_diff;

	int low = 60;
	int upp = 90;


	f = new TFile(Form("../../../rootfiles/crosscheck/PbPb/v3/%d_%d/Merged.root",low,upp));
	TLatex* text_b = makeLatex(Form("centrality %d-%d",low,upp),0.25,0.88) ;



	for (Int_t i = 0; i < NAchBins; i++){
		ach_hist[i] = (TH1D*)f->Get(Form("demo/ach_%d",i+1));

		c2_pos[i][0] = (TH1D*)f->Get(Form("demo/c2pos_%d_cos",i));
		c2_pos[i][1] = (TH1D*)f->Get(Form("demo/c2pos_%d_sin",i));

		c2_neg[i][0] = (TH1D*)f->Get(Form("demo/c2neg_%d_cos",i));
		c2_neg[i][1] = (TH1D*)f->Get(Form("demo/c2neg_%d_sin",i));
		
	}
	for(Int_t i=0; i<NAchBins; i++){

		x[i]=ach_hist[i]->GetMean();

//v2 positive
		cmean = c2_pos[i][0] -> GetMean();
		v2_pos[i] = sqrt(cmean);

		errmean = c2_pos[i][0] -> GetMeanError();
		variance_pos = (errmean*errmean)/(4*cmean);

//negative
		cmean = c2_neg[i][0] -> GetMean();
		v2_neg[i] = sqrt(cmean);

		errmean = c2_neg[i][0] -> GetMeanError();
		variance_neg = (errmean*errmean)/(4*cmean);

		//difference
		v2_diff[i] = (v2_neg[i] - v2_pos[i])/(v2_neg[i] + v2_pos[i]);

		sum = v2_pos[i] + v2_neg[i];

		variance_diff = (4*v2_neg[i]*v2_neg[i]*variance_pos)/(sum*sum*sum*sum)+(4*v2_pos[i]*v2_pos[i]*variance_neg)/(sum*sum*sum*sum);


	//error bars

		err_pos[i] = sqrt(variance_pos);
		err_neg[i] = sqrt(variance_neg);
		err_diff[i] = sqrt(variance_diff);


	}
	cout << low << upp << endl;
	for(i=0;i<NAchBins;i++){
		cout << x[i] << ", ";
	}	
	cout << endl << "v2" << endl;
	for(i=0;i<NAchBins;i++){
		cout << v2_diff[i] << ", ";
	}
	cout << endl << "v2 error" <<endl;
	for(i=0;i<NAchBins;i++){
		cout << "error is: " << err_pos[i] << endl;
	}		
	gStyle->SetLegendFont(42);
	TH1D* base = new TH1D("base","base",1,-0.3,0.3);
	//pPb
	//base->GetYaxis()->SetRangeUser(0.065, 0.075);

	//PbPb
	base->GetYaxis()->SetRangeUser(0.018, 0.03);
	base->GetXaxis()->SetTitle("Observed A_{ch}");
	base->GetYaxis()->SetTitle("v_{3}{2}");
	base->GetXaxis()->CenterTitle();
	base->GetYaxis()->CenterTitle();
	base->SetTitleSize  (0.040,"X");
	base->SetTitleOffset(1.4,"X");
	base->SetTitleFont  (42,"X");
	base->SetLabelOffset(0.006,"X");
	base->SetLabelSize  (0.040,"X");
	base->SetLabelFont  (42   ,"X");

	base->SetTitleSize  (0.040,"Y");
	base->SetTitleOffset(2.2,"Y");
	base->SetTitleFont  (42,"Y");
	base->SetLabelOffset(0.006,"Y");
	base->SetLabelSize  (0.040,"Y");
	base->SetLabelFont  (42   ,"Y");
	base->SetLineWidth(0);

	TH1D* base2 = new TH1D("base2","base2",1,-0.4,0.4);
	base2->GetYaxis()->SetRangeUser(-0.06, 0.06);
	base2->GetXaxis()->SetTitle("Observed A_{ch}");
	base2->GetYaxis()->SetTitle(" #frac{ v_{3}^{#minus} #minus v_{3}^{#plus} }{ v_{3}^{#minus} #plus v_{3}^{#plus} } ");
	base2->GetXaxis()->CenterTitle();
	base2->GetYaxis()->CenterTitle();
	base2->SetTitleSize  (0.040,"X");
	base2->SetTitleOffset(1.4,"X");
	base2->SetTitleFont  (42,"X");
	base2->SetLabelOffset(0.006,"X");
	base2->SetLabelSize  (0.040,"X");
	base2->SetLabelFont  (42   ,"X");
	base2->SetTitleSize  (0.040,"Y");
	base2->SetTitleOffset(2.0,"Y");
	base2->SetTitleFont  (42,"Y");
	base2->SetLabelOffset(0.006,"Y");
	base2->SetLabelSize  (0.040,"Y");
	base2->SetLabelFont  (42   ,"Y");
	base2->SetLineWidth(0);

	TFile *rebinned = new TFile("~/Summer2016/root_forgraphs/figure2_1.root","RECREATE");

	TGraphErrors *gr_pos = new TGraphErrors(NAchBins,x,v2_pos,NULL,err_pos);
	TGraphErrors *gr_neg = new TGraphErrors(NAchBins,x,v2_neg,NULL,err_neg);
	TGraphErrors *gr_diff = new TGraphErrors(NAchBins,x,v2_diff,NULL,err_diff);

	gr_pos->Write();
	gr_neg->Write();
	gr_diff->Write();



 //   TCanvas* c1 = new TCanvas("c1","c1");
 //   TCanvas* c2 = new TCanvas("c2","c2");
	TCanvas* c3 = new TCanvas("c3","c3",1,1,1200,600);
	c3->Divide(2,1,0.01,0.01);

	gr_neg -> SetMarkerStyle(20);
	gr_neg -> SetMarkerColor(kBlue);
	gr_pos -> SetMarkerStyle(34);	
	gr_pos -> SetMarkerColor(kRed);




	TLatex* text_a = makeLatex("CMS PbPb #sqrt{s_{NN}}=5.02TeV",0.25,0.85) ;
	//TLatex* text_b = makeLatex("185 #leq N_{trk}^{offline} < 260",0.25,0.80) ;

	TLatex* text_c = makeLatex("0.3 < p_{T} < 3 GeV/c",0.25,0.75) ;
	TLatex* text_d = makeLatex("|#Delta#eta| > 2",0.25,0.70) ;

	text_a->SetTextFont(42);
	text_b->SetTextFont(42);
	text_c->SetTextFont(42);
	text_d->SetTextFont(42);



	TLegend* leg = new TLegend(0.76,0.80,0.94,.88);
	leg->SetLineColor(kWhite);
	leg->SetFillColor(0);
	leg->SetFillStyle(0);
	leg->AddEntry(gr_pos, "v_{3}^{#plus}{2}","p");
	leg->AddEntry(gr_neg , "v_{3}^{#minus}{2}","p");



	c3->cd(1);
	base->Draw("");
	gr_pos->Draw("PSame");
	gr_neg->Draw("PSame");
	//text_a->DrawClone("Same");
	text_b->DrawClone("Same");
	//text_c->DrawClone("Same");
	//text_d->DrawClone("Same");

	leg->DrawClone("Same");


    //Define a linear function
	TF1* fit1 = new TF1("f1", "[0]+x*[1]", -0.2, 0.2);
	fit1->SetLineColor(kRed);
	fit1->SetLineStyle(2);
	gr_diff->Fit(fit1,"N0");
	fit1->Write();
	rebinned->Close();



	c3->cd(2);



	TLatex* text2 = makeLatex(Form("Intercept : %f #pm %f",fit1->GetParameter(0),fit1->GetParError(0)),0.45,0.30) ;
	TLatex* text1 = makeLatex(Form("slope : %.3f #pm %.3f",fit1->GetParameter(1),fit1->GetParError(1)),0.45,0.25) ;
	text1->SetTextFont(42);
	text2->SetTextFont(42);
	base2->Draw("");
	fit1->DrawClone("Same");
	gr_diff->SetMarkerStyle(20);
	gr_diff->Draw("PSame");

	//text_a->DrawClone("Same");
	text_b->DrawClone("Same");
	

	text1->DrawClone("Same");
	text2->DrawClone("Same");

	

	TF1 *fa1 = new TF1("fa1","0",-10,10); 
	fa1->SetLineColor(kBlack);
	fa1->SetLineWidth(0);
	fa1->DrawClone("Same");

	TLegend* leg2 = new TLegend(0.25,0.68,0.5,0.78);
	leg2->SetLineColor(kWhite);
	leg2->SetFillColor(0);
	leg2->SetFillStyle(0);
	leg2->AddEntry(fit1, "Linear fit","l");
	leg2->AddEntry(gr_diff , "data","p");
	leg2->DrawClone("Same");

	SaveCanvas(c3,"pics",Form("PbPb_crosscheck_v3_%d_%d",low,upp));




}