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16 #ifndef ROO_IMPROPER_INTEGRATOR_1D
17 #define ROO_IMPROPER_INTEGRATOR_1D
RooNumIntFactory is a factory to instantiate numeric integrators from a given function binding and a ...
virtual RooAbsIntegrator * clone(const RooAbsFunc &function, const RooNumIntConfig &config) const
Return clone of integrator with given function and configuration. Needed by RooNumIntFactory.
RooIntegrator1D * _integrator2
virtual Bool_t setLimits(Double_t *, Double_t *)
virtual Bool_t canIntegrate2D() const
virtual Bool_t checkLimits() const
Check if the limits are valid.
RooInvTransform * _function
Abstract interface for evaluating a real-valued function of one real variable and performing numerica...
RooIntegrator1D * _integrator3
virtual Bool_t canIntegrateOpenEnded() const
RooImproperIntegrator1D()
Default constructor.
void initialize(const RooAbsFunc *function=0)
Initialize the integrator, construct and initialize subintegrators.
virtual Bool_t canIntegrateND() const
virtual Bool_t setLimits(Double_t *, Double_t *)
static void registerIntegrator(RooNumIntFactory &fact)
Register RooImproperIntegrator1D, its parameters and capabilities with RooNumIntFactory.
RooIntegrator1D * _integrator1
RooIntegrator1D implements an adaptive one-dimensional numerical integration algorithm.
Special numeric integrator that can handle integrals over open domains.
virtual Double_t integral(const Double_t *yvec=0)
Calculate the integral at the given parameter values of the function binding.
virtual Bool_t canIntegrate1D() const
Bool_t _useIntegrandLimits
virtual ~RooImproperIntegrator1D()
Destructor.
#define ClassDef(name, id)
LimitsCase limitsCase() const
Classify the type of limits we have: OpenBothEnds,ClosedBothEnds,OpenBelow or OpenAbove.
RooNumIntConfig holds the configuration parameters of the various numeric integrators used by RooReal...
RooAbsIntegrator is the abstract interface for integrators of real-valued functions that implement th...
virtual Bool_t setUseIntegrandLimits(Bool_t flag)
Interface function that allows to defer limit definition to integrand definition.