48 RooFormulaVar effFunc(
"effFunc",
"((1-ax)+ax*cos((x-cx)/bx))*((1-ay)+ay*cos((y-cy)/by))",
52 RooCategory cut(
"cut",
"cutr", { {
"accept", 1}, {
"reject", 0} });
58 RooEfficiency effPdf(
"effPdf",
"effPdf", effFunc, cut,
"accept");
71 std::unique_ptr<RooDataSet>
data{model.generate({
x,
y, cut}, 10000)};
94 TCanvas *ca =
new TCanvas(
"rf702_efficiency_2D",
"rf702_efficiency_2D", 1200, 400);
99 hh_data_all->
Draw(
"lego");
103 hh_data_sel->
Draw(
"lego");
107 hh_eff->
Draw(
"surf");
Option_t Option_t TPoint TPoint const char GetTextMagnitude GetFillStyle GetLineColor GetLineWidth GetMarkerStyle GetTextAlign GetTextColor GetTextSize void data
RooArgList is a container object that can hold multiple RooAbsArg objects.
RooArgSet is a container object that can hold multiple RooAbsArg objects.
Object to represent discrete states.
A PDF helper class to fit efficiencies parameterized by a supplied function F.
RooPolynomial implements a polynomial p.d.f of the form.
Efficient implementation of a product of PDFs of the form.
RooRealVar represents a variable that can be changed from the outside.
virtual void SetTitleOffset(Float_t offset=1)
Set distance between the axis and the axis title.
virtual void SetLineColor(Color_t lcolor)
Set the line color.
virtual void SetLeftMargin(Float_t leftmargin)
Set Pad left margin in fraction of the pad width.
TVirtualPad * cd(Int_t subpadnumber=0) override
Set current canvas & pad.
TH1 is the base class of all histogram classes in ROOT.
void Draw(Option_t *option="") override
Draw this histogram with options.
virtual void SetMinimum(Double_t minimum=-1111)
void Divide(Int_t nx=1, Int_t ny=1, Float_t xmargin=0.01, Float_t ymargin=0.01, Int_t color=0) override
Automatic pad generation by division.
RooCmdArg YVar(const RooAbsRealLValue &var, const RooCmdArg &arg={})
RooCmdArg Conditional(const RooArgSet &pdfSet, const RooArgSet &depSet, bool depsAreCond=false)
RooConstVar & RooConst(double val)
RooCmdArg PrintLevel(Int_t code)
RooCmdArg ConditionalObservables(Args_t &&... argsOrArgSet)
Create a RooCmdArg to declare conditional observables.
RooCmdArg Binning(const RooAbsBinning &binning)
RooCmdArg Cut(const char *cutSpec)
The namespace RooFit contains mostly switches that change the behaviour of functions of PDFs (or othe...