EventTimeData Struct Reference

Public Types
enum	{ kBCWidth = 12, kOrbitWidth = 24, kPeriodWidth = 28 }

Public Member Functions
void	CreateBranch (TTree *tree)
void	ReadBranch (TTree *tree)
void	Fill (AliESDEvent *esd, UInt_t dets, const TString &guid)

Static Public Member Functions
static ULong64_t	EncodeFull (ULong64_t period, ULong64_t orbit, ULong64_t bc)

Public Attributes
ULong64_t	fFull
UInt_t	fTime
UInt_t	fDetectors
UShort_t	fType
UChar_t	fGUID [42]

Detailed Description

Data structure to be filled by task - one for each event

Definition at line 18 of file EventTimeTask.C.

Member Enumeration Documentation

anonymous enum

Widths of field in the full timestamp

Enumerator
kBCWidth
kOrbitWidth
kPeriodWidth

Definition at line 23 of file EventTimeTask.C.

Member Function Documentation

void EventTimeData::CreateBranch ( TTree *  tree )

inline

Create a branch in a tree

Parameters

tree	Tree to create the branch in

Definition at line 43 of file EventTimeTask.C.

static ULong64_t EventTimeData::EncodeFull ( ULong64_t  period, ULong64_t  orbit, ULong64_t  bc  )

inlinestatic

Utility function to encode the full time stamp from components.

Parameters

period	Period counter (overflow of orbit counter)
orbit	Orbit counter (period of 88us)
bc	Bunch crossing number (period of 25ns)

Returns

Encoded full time stamp

Definition at line 66 of file EventTimeTask.C.

Referenced by ELossTimeTask::Event(), and Fill().

void EventTimeData::Fill ( AliESDEvent *  esd, UInt_t  dets, const TString &  guid  )

inline

Fill information from ESD into this data structure.

Parameters

esd	Event
dets	List of active detectors in this event.
guid	Current file GUID

Definition at line 92 of file EventTimeTask.C.

Referenced by EncodeFull().

void EventTimeData::ReadBranch ( TTree *  tree )

inline

Set the address of a branch for reading back objects from the tree

Parameters

tree	Tree to read back from

Definition at line 53 of file EventTimeTask.C.

Referenced by EventTimeSorter::OpenInput().

Member Data Documentation

UInt_t EventTimeData::fDetectors

Mask of detectors present in the event - FMD is 0x1000

Definition at line 33 of file EventTimeTask.C.

Referenced by Fill(), EventTimeSorter::Run(), and EventTimeSorter::Test().

ULong64_t EventTimeData::fFull

Full time stamp

Definition at line 29 of file EventTimeTask.C.

Referenced by Fill(), EventTimeSorter::Run(), and EventTimeSorter::Test().

UChar_t EventTimeData::fGUID[42]

GUID

Definition at line 37 of file EventTimeTask.C.

Referenced by Fill(), EventTimeTask::UserCreateOutputObjects(), EventTimeTask::UserExec(), and EventTimeTask::UserNotify().

UInt_t EventTimeData::fTime

LDC creation time - standard time_t

Definition at line 31 of file EventTimeTask.C.

Referenced by Fill(), and EventTimeSorter::Run().

UShort_t EventTimeData::fType

Type of event - 7 is physics

Definition at line 35 of file EventTimeTask.C.

Referenced by Fill(), EventTimeSorter::Run(), and EventTimeSorter::Test().

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

• PWGLF/FORWARD/analysis2/trains/EventTimeTask.C