Implements a random generator as source for mbs events. More...

#include <TGo4MbsRandom.h>

Inheritance diagram for TGo4MbsRandom:

Public Member Functions
	TGo4MbsRandom ()

	TGo4MbsRandom (const char *name)

	TGo4MbsRandom (TGo4MbsRandomParameter *par)

virtual	~TGo4MbsRandom ()

Int_t	Close () override
	Close the file or connection.

s_bufhe *	GetBufferHeader () override
	User access to current event buffer header.

Int_t	NextEvent () override
	Requests the next event from mbs source.

Int_t	Open () override
	Open the file or connection.

Public Member Functions inherited from TGo4MbsSource
	TGo4MbsSource ()
	default for streamer

	TGo4MbsSource (const char *name, Int_t mode)

	TGo4MbsSource (TGo4MbsSourceParameter *par, Int_t mode)

virtual	~TGo4MbsSource ()

Bool_t	BuildEvent (TGo4EventElement *dest) override
	Fill the destination event.

void	BuildMbsEvent (TGo4MbsEvent *target)
	This methods actually fills the target event class which is passed as pointer.

TGo4MbsSubEvent *	BuildMbsSubEvent (TGo4MbsEvent target, Int_t fullID, Short_t source, Int_t datalength)
	Auxiliary function to fill datalength words (Short_t) from source into the next subevent of target with matching header fullID longword.

Bool_t	CheckEventClass (TClass *cl) override
	Check that filled event is a proper class.

s_filhe *	GetInfoHeader () const
	User access to info header.

void	SetDataCopyMode (Bool_t on)

void	SetEventInterval (UInt_t skipinterval)

void	SetPort (Int_t port)

void	SetPrintEvent (Int_t num=1, Int_t sid=-1, Int_t longw=1, Int_t hexw=1, Int_t dataw=0)
	Set mbs source into printout (verbose) mode for the next num events.

void	SetStartEvent (UInt_t firstindex)
	Define the Start index for the NextEvent.

void	SetStopEvent (UInt_t lastindex)

void	SetTimeout (Int_t time)

Public Member Functions inherited from TGo4EventSource
	TGo4EventSource ()

	TGo4EventSource (const char *name)

virtual	~TGo4EventSource ()

void	Clear (Option_t *opt="") override

virtual const char *	GetActiveName () const
	Access to the name of the currently active source.

Int_t	GetCreateStatus () const
	Status value of server/file open.

const char *	GetErrMess () const
	Status/ error message of the last event.

Int_t	GetEventStatus () const
	Status of the last event.

Private Member Functions
double	gauss_rnd (double mean, double sigma)

double	get_int (double low, double high)

void	get_rand_seed ()
	obtains seed for generator

long	rand_event (long choice)

Private Attributes
Int_t	fiDLen {0}
	total length of current random event in words (Short_t)

Int_t	fiNumDat {0}
	Number of data longwords per subevent.

Int_t	fiNumSub {0}
	Number of subevents per event.

UInt_t	fuSeed {0}

Short_t *	fxEventMem {nullptr}
	Memory allocated for the current random event.

Additional Inherited Members
Static Public Member Functions inherited from TGo4MbsSource
static void	SetPollingMode (Bool_t on=kTRUE)

Static Public Attributes inherited from TGo4MbsSource
static const UInt_t	fguEVHEBYCHAR = sizeof(s_evhe) / sizeof(Char_t)
	ratio sizeof(s_evhe) by sizeof(char).

static const UInt_t	fguLONGBYCHAR = sizeof(Int_t) / sizeof(Char_t)
	ratio sizeof(long) by sizeof(char).

static const UInt_t	fguLONGBYSHORT = sizeof(Int_t) / sizeof(Short_t)
	ratio sizeof(long) by sizeof(short).

static const UInt_t	fguSHORTBYCHAR = sizeof(Short_t) / sizeof(Char_t)
	ratio sizeof(short) by sizeof(char).

Static Public Attributes inherited from TGo4EventSource
static const Int_t	fgiTIMEOUTDEFAULT =1
	Default timeout in seconds for event input.

Protected Types inherited from TGo4EventSource
enum	{ fguTXTLEN = 256 }
	text length More...

Protected Member Functions inherited from TGo4EventSource
void	SetCreateStatus (Int_t status)
	Status value of event source init (file/server open).

void	SetErrMess (const char *txt)
	To be used for modification of the message by the event source implementation.

void	SetEventStatus (Int_t status)
	Status of the last event.

void	ThrowEOF (Int_t creastat, Int_t errstat, const char *message,...)
	EOF thrower.

void	ThrowError (Int_t creastat, Int_t errstat, const char *message,...)
	Exception thrower.

Protected Attributes inherited from TGo4MbsSource
Bool_t	fbDataCopyMode {kFALSE}
	switches buildmbs event mode: if true, data buffer is copied to own buffer of subevent.

Bool_t	fbFirstEvent {kFALSE}
	Indicates if first event should be extracted.

Bool_t	fbIsOpen {kFALSE}

Bool_t	fbPollingMode {kFALSE}

Int_t	fiPort {0}
	if true, use short timeout to keep gSystem->ProcessEvents() running

Int_t	fiTimeout {0}
	Timeout in seconds for mbs getevent.

ULong_t	fuEventCounter {0}
	Current event index counter.

ULong_t	fuEventInterval {0}
	Number of events to skip from file in between two read events.

ULong_t	fuStartEvent {0}
	Index of first event to process.

ULong_t	fuStopEvent {0}
	Index of last event to process.

s_bufhe *	fxBuffer {nullptr}
	Points to the current gsi buffer structure filled by the event source.

s_ve10_1 *	fxEvent {nullptr}

s_filhe *	fxInfoHeader {nullptr}
	Reference to header info delivered by source.

s_evt_channel *	fxInputChannel {nullptr}
	Event channel structure used by event source.

TGo4MbsSourcePrintPar	fxPrEventPar
	This structure keeps parameters for printevent mode.

Static Protected Attributes inherited from TGo4MbsSource
static Bool_t	gbPollingMode = kFALSE

Detailed Description

Implements a random generator as source for mbs events.

Produces events with 2 subevents containing gaussian spectra

Author: J. Adamczewski, N.Kurz

Since: 5/2003

Definition at line 30 of file TGo4MbsRandom.h.

Constructor & Destructor Documentation

◆ TGo4MbsRandom() [1/3]

TGo4MbsRandom::TGo4MbsRandom ( const char * name )

Definition at line 52 of file TGo4MbsRandom.cxx.

References TGo4MbsSource::TGo4MbsSource(), TGo4Log::Debug(), fiDLen, fiNumDat, fiNumSub, GO4TRACE, and Open().

◆ TGo4MbsRandom() [2/3]

TGo4MbsRandom::TGo4MbsRandom ( )

Definition at line 29 of file TGo4MbsRandom.cxx.

References TGo4MbsSource::TGo4MbsSource(), fiDLen, fiNumDat, fiNumSub, and GO4TRACE.

◆ TGo4MbsRandom() [3/3]

TGo4MbsRandom::TGo4MbsRandom ( TGo4MbsRandomParameter * par )

Definition at line 39 of file TGo4MbsRandom.cxx.

References TGo4MbsSource::TGo4MbsSource(), TGo4Log::Debug(), fiDLen, fiNumDat, fiNumSub, GO4TRACE, and Open().

◆ ~TGo4MbsRandom()

TGo4MbsRandom::~TGo4MbsRandom ( )

virtual

Definition at line 65 of file TGo4MbsRandom.cxx.

References Close(), and GO4TRACE.

Member Function Documentation

◆ Close()

Int_t TGo4MbsRandom::Close ( )

overridevirtual

Close the file or connection.

Reimplemented from TGo4MbsSource.

Definition at line 132 of file TGo4MbsRandom.cxx.

References TGo4MbsSource::fbIsOpen, TGo4MbsSource::fxEvent, fxEventMem, and GO4TRACE.

Referenced by ~TGo4MbsRandom().

◆ gauss_rnd()

double TGo4MbsRandom::gauss_rnd	(	double	mean,
		double	sigma )

private

Definition at line 158 of file TGo4MbsRandom.cxx.

Referenced by rand_event().

◆ get_int()

double TGo4MbsRandom::get_int	(	double	low,
		double	high )

private

Definition at line 191 of file TGo4MbsRandom.cxx.

Referenced by NextEvent(), and rand_event().

◆ get_rand_seed()

void TGo4MbsRandom::get_rand_seed ( )

private

obtains seed for generator

Definition at line 145 of file TGo4MbsRandom.cxx.

Referenced by Open().

◆ GetBufferHeader()

s_bufhe * TGo4MbsRandom::GetBufferHeader ( )

overridevirtual

User access to current event buffer header.

dummy here!

Reimplemented from TGo4MbsSource.

Definition at line 230 of file TGo4MbsRandom.cxx.

◆ NextEvent()

Int_t TGo4MbsRandom::NextEvent ( )

overridevirtual

Requests the next event from mbs source.

Returns event status value.

Reimplemented from TGo4MbsSource.

Definition at line 71 of file TGo4MbsRandom.cxx.

References fiDLen, fiNumDat, fiNumSub, TGo4MbsSource::fxEvent, get_int(), GO4TRACE, s_ves10_1::h_control, s_ves10_1::h_subcrate, s_ves10_1::i_procid, s_ves10_1::i_subtype, s_ves10_1::i_type, s_ves10_1::l_dlen, and rand_event().

◆ Open()

Int_t TGo4MbsRandom::Open ( )

overridevirtual

Open the file or connection.

Reimplemented from TGo4MbsSource.

Definition at line 107 of file TGo4MbsRandom.cxx.

References TGo4MbsSource::fbIsOpen, fiDLen, fiNumDat, fiNumSub, TGo4MbsSource::fxEvent, fxEventMem, get_rand_seed(), and GO4TRACE.

Referenced by TGo4MbsRandom(), and TGo4MbsRandom().

◆ rand_event()

long TGo4MbsRandom::rand_event ( long choice )

private

Definition at line 198 of file TGo4MbsRandom.cxx.

References fuSeed, gauss_rnd(), get_int(), NUM_PEAK, p_dExponential(), p_dNormal(), and p_dUniform().

Referenced by NextEvent().

Field Documentation

◆ fiDLen

Int_t TGo4MbsRandom::fiDLen {0}

private

total length of current random event in words (Short_t)

Definition at line 57 of file TGo4MbsRandom.h.

Referenced by TGo4MbsRandom(), TGo4MbsRandom(), TGo4MbsRandom(), NextEvent(), and Open().

◆ fiNumDat

Int_t TGo4MbsRandom::fiNumDat {0}

private

Number of data longwords per subevent.

Definition at line 63 of file TGo4MbsRandom.h.

Referenced by TGo4MbsRandom(), TGo4MbsRandom(), TGo4MbsRandom(), NextEvent(), and Open().

◆ fiNumSub

Int_t TGo4MbsRandom::fiNumSub {0}

private

Number of subevents per event.

Definition at line 60 of file TGo4MbsRandom.h.

Referenced by TGo4MbsRandom(), TGo4MbsRandom(), TGo4MbsRandom(), NextEvent(), and Open().

◆ fuSeed

UInt_t TGo4MbsRandom::fuSeed {0}

private

Definition at line 68 of file TGo4MbsRandom.h.

Referenced by rand_event().

◆ fxEventMem

Short_t* TGo4MbsRandom::fxEventMem {nullptr}

private

Memory allocated for the current random event.

Definition at line 66 of file TGo4MbsRandom.h.

Referenced by Close(), and Open().

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

Go4EventServer/TGo4MbsRandom.h
Go4EventServer/TGo4MbsRandom.cxx

Public Member Functions

Private Member Functions

Private Attributes

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

◆ TGo4MbsRandom() [1/3]

◆ TGo4MbsRandom() [2/3]

◆ TGo4MbsRandom() [3/3]

◆ ~TGo4MbsRandom()

Member Function Documentation

◆ Close()

◆ gauss_rnd()

◆ get_int()

◆ get_rand_seed()

◆ GetBufferHeader()

◆ NextEvent()

◆ Open()

◆ rand_event()

Field Documentation

◆ fiDLen

◆ fiNumDat

◆ fiNumSub

◆ fuSeed

◆ fxEventMem