Hi Rene, On Tue, 15 Jul 2003, Rene Brun wrote: > Hi Gero, > > Gero Flucke wrote: > > > > Hi ROOTers, > > > > 1) > > I tried to plot a 1D-histogram with an error band (option 'e2') AND with > > the line at the mean value. I tried > > > > hist->Draw("histe2") > > > > but the result is unsatisfactory, cf. script below, > > I can draw a white histogram with the lower error bounds on top of that, > > but that is quite annoying... :-( > > You should not use the option "hist" to get the error band. If you give this > option, you will get the normal error band AND also teh normal fill area of teh > histo. Yes, that's the problem. But with > Just do: > hist->Draw(" e2"); > I do NOT get the line at the central value (bin content) (but the marker that I am not interested in...). My aim is to have sth. like http://www-h1.desy.de/psfiles/figures/H1prelim-03-071.fig2a.eps I tried some other draw option, but did not succeed. Cheers Gero > { > TH1* hist = new TH1F("hist", "hist", 5, 1, 10); > hist->SetBinContent(2, 5.); > hist->SetBinError(2, 1.5); > hist->SetBinContent(3, 7.); > hist->SetBinError(3, 1.); > hist->SetBinContent(4, 6.8.); > hist->SetBinError(4, .5); > > hist->SetFillColor(kYellow); > hist->Draw("histe2"); > TLegend * l = new TLegend(0.5, 0.9, .99,.99, "header"); > l->AddEntry(hist, "my hist", "lf"); > l->Draw(); > } >
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