#define ClassDef(name, id)
RooAbsReal is the common abstract base class for objects that represent a real value and implements f...
RooRealVar represents a variable that can be changed from the outside.
A simple container to hold a batch of data values.
RooVoigtian is an efficient implementation of the convolution of a Breit-Wigner with a Gaussian,...
RooSpan< double > evaluateBatch(std::size_t begin, std::size_t batchSize) const
Evaluate function for a batch of input data points.
void selectDefaultAlgorithm()
virtual TObject * clone(const char *newname) const
Double_t evaluate() const
Evaluate this PDF / function / constant. Needs to be overridden by all derived classes.
void selectFastAlgorithm()
Mother of all ROOT objects.