TMultiGraph *mgBx_z = new TMultiGraph(); mgBx_z->Add(grarmBx_z,"P"); mgBx_z->Add(grBxFit3_z, "CP"); c1->cd(3); mgBx_z->Draw("A"); mgBx_z->GetYaxis()->SetTitle("Bx [mG]"); mgBx_z->GetYaxis()->SetTitleOffset(1.4); mgBx_z->GetYaxis()->CenterTitle(); mgBx_z->GetXaxis(…

Wile_E_Coyote February 16, 2020, 5:36pm 2

Marking an region with different background color in TGraph ROOT

void CSvsE(){ TCanvas *c1 = new TCanvas("c1","A Simple Graph Example",800,500); c1->SetGrid(); c1->SetTickx(); c1->SetTicky(); TMultiGraph *multigraph = new TMultiGraph(); multigraph->SetTitle("Cross-section vs CM Energy"); multigraph->GetXaxis()->SetTitle("#sqrt{s}(GeV)"); multigraph->GetYaxis()->SetTitle("#sigma(pb)"); TLegend *legend = new TLegend(0.72,0.15,0.88,0.35,NULL,"brNDC"); legend->SetTextSize(0.03); float max = 35; // larger area Double_t x1[…

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