KM3NETDAQ::JDAQFrame Class Reference

Data frame. More...

#include <JDAQFrame.hh>

Inheritance diagram for KM3NETDAQ::JDAQFrame:

Public Types
typedef const JDAQHit *	const_iterator
typedef JDAQHit *	iterator
typedef std::reverse_iterator < const_iterator >	const_reverse_iterator
typedef std::reverse_iterator < iterator >	reverse_iterator

Public Member Functions
	JDAQFrame ()
	Default constructor. More...
	JDAQFrame (const JDAQFrame &frame)
	Copy constructor. More...
	JDAQFrame (const int number_of_hits, const JDAQHit *data)
	Constructor. More...
virtual	~JDAQFrame ()
	Destructor. More...
void	clear ()
	Clear data. More...
const_iterator	begin () const
const_iterator	end () const
iterator	begin ()
iterator	end ()
const_reverse_iterator	rbegin () const
const_reverse_iterator	rend () const
reverse_iterator	rbegin ()
reverse_iterator	rend ()
bool	empty () const
int	size () const
const JDAQHit *	data () const
JDAQHit *	data ()
const JDAQHit &	operator[] (int index) const
	Get hit at given index. More...
JDAQFrameSubset	subset (const int i1, const int i2) const
	Get subset of data. More...
JDAQFrame &	add (const JDAQFrame &frame)
	Add data. More...
JDAQFrame &	add (const int number_of_hits, const JDAQHit *data)
	Add data. More...
void	swap (JDAQFrame &frame)
	Swap data. More...
	ClassDef (JDAQFrame, 1)

Public Attributes
int	numberOfHits
JDAQHit *	buffer

Protected Member Functions
void	resize (const int number_of_hits)
	Resize internal buffer. More...

Friends
JReader &	operator>> (JReader &in, JDAQFrame &frame)
	Read DAQ frame from input. More...
JWriter &	operator<< (JWriter &out, const JDAQFrame &frame)
	Write DAQ frame to output. More...

Detailed Description

Data frame.

Definition at line 70 of file JDAQFrame.hh.

Member Typedef Documentation

typedef const JDAQHit* KM3NETDAQ::JDAQFrame::const_iterator

Definition at line 74 of file JDAQFrame.hh.

typedef JDAQHit* KM3NETDAQ::JDAQFrame::iterator

Definition at line 75 of file JDAQFrame.hh.

typedef std::reverse_iterator<const_iterator> KM3NETDAQ::JDAQFrame::const_reverse_iterator

Definition at line 76 of file JDAQFrame.hh.

typedef std::reverse_iterator<iterator> KM3NETDAQ::JDAQFrame::reverse_iterator

Definition at line 77 of file JDAQFrame.hh.

Constructor & Destructor Documentation

KM3NETDAQ::JDAQFrame::JDAQFrame ( )

inline

Default constructor.

Definition at line 83 of file JDAQFrame.hh.

                :
      numberOfHits(0),
      buffer(NULL)
    {}

KM3NETDAQ::JDAQFrame::JDAQFrame ( const JDAQFrame &  frame )

inline

Copy constructor.

Parameters

frame

JDAQ frame

Definition at line 94 of file JDAQFrame.hh.

                                      :
      numberOfHits(0),
      buffer(NULL)
    {
      add(frame);
    }

KM3NETDAQ::JDAQFrame::JDAQFrame ( const int  number_of_hits, const JDAQHit *  data  )

inline

Constructor.

Parameters

number_of_hits	number of hits
data	pointer to data

Definition at line 108 of file JDAQFrame.hh.

                                                             :
      numberOfHits(0),
      buffer(NULL)
    {
      add(number_of_hits, data);
    }

virtual KM3NETDAQ::JDAQFrame::~JDAQFrame ( )

inlinevirtual

Destructor.

Definition at line 119 of file JDAQFrame.hh.

    {
      clear();
    }

Member Function Documentation

void KM3NETDAQ::JDAQFrame::clear ( )

inline

Clear data.

Definition at line 128 of file JDAQFrame.hh.

    {
      if (buffer != NULL) {
        free(buffer);
      }

      numberOfHits = 0;
      buffer       = NULL;
    }

const_iterator KM3NETDAQ::JDAQFrame::begin ( ) const

inline

Definition at line 139 of file JDAQFrame.hh.

{ return buffer; }

const_iterator KM3NETDAQ::JDAQFrame::end ( ) const

inline

Definition at line 140 of file JDAQFrame.hh.

{ return buffer + numberOfHits; }

iterator KM3NETDAQ::JDAQFrame::begin ( )

inline

Definition at line 143 of file JDAQFrame.hh.

{ return buffer; }

iterator KM3NETDAQ::JDAQFrame::end ( )

inline

Definition at line 144 of file JDAQFrame.hh.

{ return buffer + numberOfHits; }

const_reverse_iterator KM3NETDAQ::JDAQFrame::rbegin ( ) const

inline

Definition at line 147 of file JDAQFrame.hh.

{ return const_reverse_iterator(end()); }

const_reverse_iterator KM3NETDAQ::JDAQFrame::rend ( ) const

inline

Definition at line 148 of file JDAQFrame.hh.

{ return const_reverse_iterator(begin()); }

reverse_iterator KM3NETDAQ::JDAQFrame::rbegin ( )

inline

Definition at line 151 of file JDAQFrame.hh.

{ return reverse_iterator(end()); }

reverse_iterator KM3NETDAQ::JDAQFrame::rend ( )

inline

Definition at line 152 of file JDAQFrame.hh.

{ return reverse_iterator(begin()); }

bool KM3NETDAQ::JDAQFrame::empty ( ) const

inline

Definition at line 155 of file JDAQFrame.hh.

{ return numberOfHits == 0; }

int KM3NETDAQ::JDAQFrame::size ( ) const

inline

Definition at line 157 of file JDAQFrame.hh.

{ return numberOfHits; }

const JDAQHit* KM3NETDAQ::JDAQFrame::data ( ) const

inline

Definition at line 159 of file JDAQFrame.hh.

{ return buffer; }

JDAQHit* KM3NETDAQ::JDAQFrame::data ( )

inline

Definition at line 160 of file JDAQFrame.hh.

{ return buffer; }

const JDAQHit& KM3NETDAQ::JDAQFrame::operator[] ( int  index ) const

inline

Get hit at given index.

Parameters

index

index

Returns

hit

Definition at line 169 of file JDAQFrame.hh.

    {
      return buffer[index];
    }

JDAQFrameSubset KM3NETDAQ::JDAQFrame::subset ( const int  i1, const int  i2  ) const

inline

Get subset of data.

Parameters

i1	first index of hit (included)
i2	last index of hit (excluded)

Returns

JDAQ frame

Definition at line 181 of file JDAQFrame.hh.

    {
      return JDAQFrameSubset(i2 - i1, buffer + i1);
    }

JDAQFrame& KM3NETDAQ::JDAQFrame::add ( const JDAQFrame &  frame )

inline

Add data.

Parameters

frame

JDAQ frame

Returns

this JDAQ frame

Definition at line 193 of file JDAQFrame.hh.

    {
      return add(frame.numberOfHits, frame.buffer);
    }

JDAQFrame& KM3NETDAQ::JDAQFrame::add ( const int  number_of_hits, const JDAQHit *  data  )

inline

Add data.

Parameters

number_of_hits	number of hits
data	pointer to data

Returns

this data frame

Definition at line 206 of file JDAQFrame.hh.

    {
      if (number_of_hits > 0) {

        resize(numberOfHits + number_of_hits);

        memcpy(buffer + numberOfHits - number_of_hits, data, number_of_hits * sizeof(JDAQHit));
      }

      return *this;
    }

void KM3NETDAQ::JDAQFrame::swap ( JDAQFrame &  frame )

inline

Swap data.

Parameters

frame

JDAQ frame

Definition at line 224 of file JDAQFrame.hh.

    {
      std::swap(numberOfHits, frame.numberOfHits);
      std::swap(buffer,       frame.buffer);
    }

KM3NETDAQ::JDAQFrame::ClassDef	(	JDAQFrame	,
		1
	)

void KM3NETDAQ::JDAQFrame::resize ( const int  number_of_hits )

inlineprotected

Resize internal buffer.

This method increases the size of the buffer if necessary. Otherwise, the current size is maintained.

Parameters

number_of_hits

total number of hits to allocate

Definition at line 287 of file JDAQFrame.hh.

    {
      if (number_of_hits > numberOfHits) {

        const int number_of_bytes = number_of_hits * sizeof(JDAQHit);

        if (buffer == NULL)
          buffer = (JDAQHit*) malloc(number_of_bytes);
        else
          buffer = (JDAQHit*) realloc(buffer, number_of_bytes);

        if (buffer == NULL)
          throw JDAQException("JDAQFrame::resize(): Memory exception.");

        numberOfHits = number_of_hits;
      }
    }

Friends And Related Function Documentation

JReader& operator>> ( JReader &  in, JDAQFrame &  frame  )

friend

Read DAQ frame from input.

Parameters

in	JReader
frame	JDAQFrame

Returns

JReader

Definition at line 238 of file JDAQFrame.hh.

    {
      frame.clear();

      int number_of_hits;

      in >> number_of_hits; 

      frame.resize(number_of_hits);

      in.read((char*) frame.buffer, frame.numberOfHits * sizeof(JDAQHit));

      return in;
    }

JWriter& operator<< ( JWriter &  out, const JDAQFrame &  frame  )

friend

Write DAQ frame to output.

Parameters

out	JWriter
frame	JDAQFrame

Returns

JWriter

Definition at line 261 of file JDAQFrame.hh.

    {
      out << frame.numberOfHits;

      out.write((char*) frame.buffer, frame.numberOfHits * sizeof(JDAQHit));

      return out;
    }

Member Data Documentation

int KM3NETDAQ::JDAQFrame::numberOfHits

Definition at line 271 of file JDAQFrame.hh.

JDAQHit* KM3NETDAQ::JDAQFrame::buffer

Definition at line 272 of file JDAQFrame.hh.

---

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

• JDAQFrame.hh