JTRIGGER::JChecksum Struct Reference

Auxiliary class to perform check-sum on raw data. More...

#include <JChecksum.hh>

Classes
struct	error
	Error. More...

Public Types
enum	error_types { EPMT_t = 1, ETDC_t, ETOT_t }
	Error types. More...
typedef std::vector< error >	result_type
typedef result_type::const_iterator	const_iterator
typedef result_type::const_reverse_iterator	const_reverse_iterator

Public Member Functions
	JChecksum ()
	Default constructor. More...
const result_type &	get (const JDAQSuperFrame &frame) const
	Check sum. More...
bool	operator() (const JDAQSuperFrame &frame) const
	Check sum. More...

Private Attributes
std::vector< JDAQHit::JTDC_t >	t0
result_type	buffer

Detailed Description

Auxiliary class to perform check-sum on raw data.

Definition at line 36 of file JChecksum.hh.

Member Typedef Documentation

result_type

typedef std::vector<error> JTRIGGER::JChecksum::result_type

Definition at line 78 of file JChecksum.hh.

const_iterator

typedef result_type::const_iterator JTRIGGER::JChecksum::const_iterator

Definition at line 79 of file JChecksum.hh.

const_reverse_iterator

typedef result_type::const_reverse_iterator JTRIGGER::JChecksum::const_reverse_iterator

Definition at line 80 of file JChecksum.hh.

Member Enumeration Documentation

error_types

enum JTRIGGER::JChecksum::error_types

Error types.

Enumerator
EPMT_t	PMT error.
ETDC_t	TDC error.
ETOT_t	time-over-threshold error

Definition at line 40 of file JChecksum.hh.

                     {
      EPMT_t = 1,      //!< PMT error
      ETDC_t,          //!< TDC error
      ETOT_t           //!< time-over-threshold error
    };

Constructor & Destructor Documentation

JChecksum()

JTRIGGER::JChecksum::JChecksum ( )

inline

Default constructor.

Definition at line 86 of file JChecksum.hh.

    {
      t0.resize(NUMBER_OF_PMTS, 0);
    }

Member Function Documentation

get()

const result_type& JTRIGGER::JChecksum::get ( const JDAQSuperFrame &  frame ) const

inline

Check sum.

Parameters

frame

DAQ frame

Returns

list of errors; empty if all okay

Definition at line 98 of file JChecksum.hh.

    {
      using namespace KM3NETDAQ;
 
      //const double Tmin = getTimeSinceRTS(frame.getFrameIndex()) - 0.05 * getFrameTime();    // [ns]
      const double Tmax = getTimeSinceRTS(frame.getFrameIndex()) + 1.05 * getFrameTime();    // [ns]
 
      buffer.clear();
 
      for (std::vector<JDAQHit::JTDC_t>::iterator i = t0.begin(); i != t0.end(); ++i) {
        *i = 0;
      }
 
      for (JDAQSuperFrame::const_iterator hit = frame.begin(); hit != frame.end(); ++hit) {
 
        const JDAQHit::JTDC_t pmt = hit->getPMT();
        const JDAQHit::JTDC_t tdc = hit->getT();
 
        if (pmt < NUMBER_OF_PMTS) {
 
          if (tdc < t0[pmt]) {
            buffer.push_back(error(std::distance(frame.begin(), hit), ETDC_t));
          }
 
          t0[pmt] = tdc;
 
        } else {
 
          buffer.push_back(error(std::distance(frame.begin(), hit), EPMT_t));     
        }
      }
 
      for (std::vector<JDAQHit::JTDC_t>::const_iterator i = t0.begin(); i != t0.end(); ++i) {
        if (*i > Tmax) {
          buffer.push_back(error(frame.size(), ETDC_t));
        }
      }
 
      return buffer;
    }

operator()()

bool JTRIGGER::JChecksum::operator() ( const JDAQSuperFrame &  frame ) const

inline

Check sum.

Parameters

frame

DAQ frame

Returns

true if okay; else false

Definition at line 146 of file JChecksum.hh.

    {
      return get(frame).empty();
    }

Member Data Documentation

t0

std::vector<JDAQHit::JTDC_t> JTRIGGER::JChecksum::t0

mutableprivate

Definition at line 153 of file JChecksum.hh.

buffer

result_type JTRIGGER::JChecksum::buffer

mutableprivate

Definition at line 154 of file JChecksum.hh.

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

• JChecksum.hh