Definition of a interface for a generic random number generator giving randomly distributed numbers in the range [0...1] number generators. More...

Inheritance diagram for IRndmEngine:

Collaboration diagram for IRndmEngine:

Public Member Functions
	DeclareInterfaceID (IRndmEngine, 2, 0)
	InterfaceID.

virtual double	rndm () const =0
	Single shot returning single random number.

virtual StatusCode	rndmArray (std::vector< double > &array, long howmany, long start=0) const =0
	Multiple shots returning vector with flat random numbers.

virtual StatusCode	setSeeds (const std::vector< long > &seeds)=0
	Allow to set new seeds.

virtual StatusCode	seeds (std::vector< long > &seeds) const =0
	Allow to retrieve seeds.

Public Member Functions inherited from IInterface
virtual void *	i_cast (const InterfaceID &) const =0
	main cast function

virtual std::vector< std::string >	getInterfaceNames () const =0
	Returns a vector of strings containing the names of all the implemented interfaces.

virtual unsigned long	addRef ()=0
	Increment the reference count of Interface instance.

virtual unsigned long	release ()=0
	Release Interface instance.

virtual unsigned long	refCount () const =0
	Current reference count.

virtual StatusCode	queryInterface (const InterfaceID &ti, void **pp)=0
	Set the void** to the pointer to the requested interface of the instance.

virtual	~IInterface ()
	Virtual destructor.

Additional Inherited Members
Public Types inherited from IInterface
enum	Status { SUCCESS = 1, NO_INTERFACE, VERSMISMATCH, LAST_ERROR }
	Return status. More...

typedef Gaudi::InterfaceId < IInterface, 0, 0 >	iid
	Interface ID.

typedef mpl::set1< iid >	ext_iids
	Extra interfaces.

Static Public Member Functions inherited from IInterface
static const InterfaceID &	interfaceID ()
	Return an instance of InterfaceID identifying the interface.

Detailed Description

Definition of a interface for a generic random number generator giving randomly distributed numbers in the range [0...1] number generators.

Definition at line 20 of file IRndmEngine.h.

Member Function Documentation

IRndmEngine::DeclareInterfaceID	(	IRndmEngine	,
		2	,
		0
	)

virtual double IRndmEngine::rndm ( ) const

pure virtual

Single shot returning single random number.

virtual StatusCode IRndmEngine::rndmArray	(	std::vector< double > &	array,
		long	howmany,
		long	start = `0`
	)		const

pure virtual

Multiple shots returning vector with flat random numbers.

Parameters

array	Array containing random numbers
howmany	fill 'howmany' random numbers into array
start	... starting at position start

virtual StatusCode IRndmEngine::seeds ( std::vector< long > & seeds ) const

pure virtual

Allow to retrieve seeds.

virtual StatusCode IRndmEngine::setSeeds ( const std::vector< long > & seeds )

pure virtual

Allow to set new seeds.

The documentation for this class was generated from the following file:

/afs/.cern.ch/sw/Gaudi/releases/GAUDI/GAUDI_v23r9/GaudiKernel/GaudiKernel/IRndmEngine.h