SimQieClock Class Reference

#include <SimQieClock.h>

List of all members.

Public Member Functions
	SimQieClock (const VldContext &context)
virtual	~SimQieClock ()
virtual void	Reset (const VldContext &)
virtual Int_t	GetBucketForTime (Double_t time)
virtual Double_t	GetTimeOfBucket (Int_t bucket)
Public Attributes
Double_t	fPhase
Double_t	fNDClock
Double_t	fNDTick

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Detailed Description

Id

SimQieClock.h,v 1.8 2007/01/15 20:05:54 rhatcher Exp

SimQIEClock

Little class to deal with QIE clock. The model here is that the QIE counter reset is tied to the start of the second, but with a phase of one clock tick. This means the same event simulated with a different time stamp will give slightly different digitization buckets.

n.tagg1@physics.ox.ac.uk

Definition at line 23 of file SimQieClock.h.

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Constructor & Destructor Documentation

SimQieClock::SimQieClock

(

const VldContext &

context

)

[inline]

Definition at line 42 of file SimQieClock.h.

References Reset().

{ Reset(context); }

virtual SimQieClock::~SimQieClock

(

)

[inline, virtual]

Definition at line 27 of file SimQieClock.h.

{ }

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Member Function Documentation

Int_t SimQieClock::GetBucketForTime

(

Double_t

time

)

[inline, virtual]

Definition at line 45 of file SimQieClock.h.

References fNDClock, and fPhase.

Referenced by SimPmtM64::TimeToBucket().

{
  return (int)floor(time*fNDClock+ fPhase);
}

Double_t SimQieClock::GetTimeOfBucket

(

Int_t

bucket

)

[inline, virtual]

Definition at line 50 of file SimQieClock.h.

References fNDTick, and fPhase.

Referenced by SimPmtM64::BucketToStartTime(), and SimPmtM64::BucketToStopTime().

{
  return (Double_t)(bucket) * fNDTick - fPhase;
}

void SimQieClock::Reset

(

const VldContext &

)

[virtual]

Definition at line 4 of file SimQieClock.cxx.

References fNDClock, fNDTick, fPhase, VldContext::GetDetector(), Calibrator::GetTDCConvert(), Calibrator::Instance(), and ElecType::kQIE.

Referenced by SimQieElectronics::Reset(), SimPmtM64::Reset(), and SimQieClock().

{
  fNDTick = Calibrator::Instance().GetTDCConvert(RawChannelId(cx.GetDetector(),
                                                              ElecType::kQIE,
                                                              0,0)
                                                 );
  fNDClock = 1.0/fNDTick;

  // Turn off variable phase. Clock is now locked at 0 ticks = 0 ns.
  //const double kPi = 3.14159265358979323846;
  //fPhase = fmod(context.GetTimeStamp().GetSec(),kPi)/kPi;
  fPhase = 0;
}

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Member Data Documentation

Double_t SimQieClock::fNDClock

Definition at line 35 of file SimQieClock.h.

Referenced by GetBucketForTime(), and Reset().

Double_t SimQieClock::fNDTick

Definition at line 36 of file SimQieClock.h.

Referenced by SimPmtM64::GetBucketDuration(), GetTimeOfBucket(), and Reset().

Double_t SimQieClock::fPhase

Definition at line 34 of file SimQieClock.h.

Referenced by GetBucketForTime(), GetTimeOfBucket(), and Reset().

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

• SimQieClock.h
• SimQieClock.cxx

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