31 void rf903_numintcache(
Int_t mode=0)
51 new TCanvas(
"rf903_numintcache",
"rf903_numintcache",600,600) ;
56 Error(
"rf903_numintcache",
"Cached histogram is not existing in workspace");
76 new TCanvas(
"rf903_numintcache",
"rf903_numintcache",600,600) ;
105 w->factory(
"EXPR::model('1/((x-a)*(x-a)+0.01)+1/((y-a)*(y-a)+0.01)+1/((z-a)*(z-a)+0.01)',x[-1,1],y[-1,1],z[-1,1],a[-5,5])") ;
116 w->pdf(
"model")->setStringAttribute(
"CACHEPARMINT",
"x:y:z");
119 RooArgSet normSet(*w->var(
"x"),*w->var(
"y"),*w->var(
"z")) ;
120 w->pdf(
"model")->getVal(&normSet) ;
127 TFile*
f =
new TFile(
"rf903_numintcache.root") ;
virtual RooPlot * plotOn(RooPlot *frame, const RooCmdArg &arg1=RooCmdArg::none(), const RooCmdArg &arg2=RooCmdArg::none(), const RooCmdArg &arg3=RooCmdArg::none(), const RooCmdArg &arg4=RooCmdArg::none(), const RooCmdArg &arg5=RooCmdArg::none(), const RooCmdArg &arg6=RooCmdArg::none(), const RooCmdArg &arg7=RooCmdArg::none(), const RooCmdArg &arg8=RooCmdArg::none()) const
Plot dataset on specified frame.
virtual RooPlot * plotOn(RooPlot *frame, const RooCmdArg &arg1=RooCmdArg::none(), const RooCmdArg &arg2=RooCmdArg::none(), const RooCmdArg &arg3=RooCmdArg::none(), const RooCmdArg &arg4=RooCmdArg::none(), const RooCmdArg &arg5=RooCmdArg::none(), const RooCmdArg &arg6=RooCmdArg::none(), const RooCmdArg &arg7=RooCmdArg::none(), const RooCmdArg &arg8=RooCmdArg::none(), const RooCmdArg &arg9=RooCmdArg::none(), const RooCmdArg &arg10=RooCmdArg::none()) const
Plot (project) PDF on specified frame.
RooCmdArg Title(const char *name)
RooDataSet is a container class to hold N-dimensional binned data.
void Error(const char *location, const char *msgfmt,...)
RooCmdArg Timer(Bool_t flag=kTRUE)
virtual void Draw(Option_t *option="")
Draw this histogram with options.
void writeToFile(const char *fileName) const
Write contents of the argset to specified file.
RooDataSet is a container class to hold unbinned data.
RooPlot * frame(const RooCmdArg &arg1, const RooCmdArg &arg2=RooCmdArg::none(), const RooCmdArg &arg3=RooCmdArg::none(), const RooCmdArg &arg4=RooCmdArg::none(), const RooCmdArg &arg5=RooCmdArg::none(), const RooCmdArg &arg6=RooCmdArg::none(), const RooCmdArg &arg7=RooCmdArg::none(), const RooCmdArg &arg8=RooCmdArg::none()) const
A RooPlot is a plot frame and a container for graphics objects within that frame. ...
RooAbsPdf * pdf(const char *name) const
Retrieve p.d.f (RooAbsPdf) with given name. A null pointer is returned if not found.
RooCmdArg Verbose(Bool_t flag=kTRUE)
RooRealVar * var(const char *name) const
Retrieve real-valued variable (RooRealVar) with given name. A null pointer is returned if not found...
RooDataSet * generate(const RooArgSet &whatVars, Int_t nEvents, const RooCmdArg &arg1, const RooCmdArg &arg2=RooCmdArg::none(), const RooCmdArg &arg3=RooCmdArg::none(), const RooCmdArg &arg4=RooCmdArg::none(), const RooCmdArg &arg5=RooCmdArg::none())
Generate a new dataset containing the specified variables with events sampled from our distribution...
RooExpensiveObjectCache & expensiveObjectCache()
virtual RooFitResult * fitTo(RooAbsData &data, const RooCmdArg &arg1=RooCmdArg::none(), const RooCmdArg &arg2=RooCmdArg::none(), const RooCmdArg &arg3=RooCmdArg::none(), const RooCmdArg &arg4=RooCmdArg::none(), const RooCmdArg &arg5=RooCmdArg::none(), const RooCmdArg &arg6=RooCmdArg::none(), const RooCmdArg &arg7=RooCmdArg::none(), const RooCmdArg &arg8=RooCmdArg::none())
Fit PDF to given dataset.
TH1 * createHistogram(const char *name, const RooAbsRealLValue &xvar, const RooCmdArg &arg1=RooCmdArg::none(), const RooCmdArg &arg2=RooCmdArg::none(), const RooCmdArg &arg3=RooCmdArg::none(), const RooCmdArg &arg4=RooCmdArg::none(), const RooCmdArg &arg5=RooCmdArg::none(), const RooCmdArg &arg6=RooCmdArg::none(), const RooCmdArg &arg7=RooCmdArg::none(), const RooCmdArg &arg8=RooCmdArg::none()) const
Create and fill a ROOT histogram TH1,TH2 or TH3 with the values of this dataset.
void Print(Option_t *opts=0) const
Print contents of the workspace.
const TObject * getObj(Int_t uniqueID)
Retrieve payload object of cache element with given unique ID.
The RooWorkspace is a persistable container for RooFit projects.
virtual void Draw(Option_t *options=0)
Draw this plot and all of the elements it contains.