17double fline(
double *
x,
double *par)
19 if (
reject &&
x[0] > 2.5 &&
x[0] < 3.5) {
23 return par[0] + par[1]*
x[0];
28 TF1 *
f1 =
new TF1(
"f1",
"[0] +[1]*x +gaus(2)",0,5);
31 TH1F *
h =
new TH1F(
"h",
"background + signal",100,0,5);
32 h->FillRandom(
"f1",2000);
42 h->GetListOfFunctions()->Add(
fleft);
46 h->GetListOfFunctions()->Add(
fright);
ROOT::Detail::TRangeCast< T, true > TRangeDynCast
TRangeDynCast is an adapter class that allows the typed iteration through a TCollection.
static void RejectPoint(Bool_t reject=kTRUE)
Static function to set the global flag to reject points the fgRejectPoint global flag is tested by al...
virtual Double_t * GetParameters() const
virtual void SetParameters(const Double_t *params)
1-D histogram with a float per channel (see TH1 documentation)