PhiMemoryImage Class Reference

#include <PhiMemoryImage.h>

Public Types
typedef PhiMemoryImage::value_type *	value_ptr
typedef unsigned long int	value_type

Public Member Functions
void	BitShift (int nBits)
void	CopyFromBuffer (PhiMemoryImage::value_ptr rhs, int offset)
	functions/// More...
bool	GetBit (int station, int bitNumber) const
PhiMemoryImage::value_type &	operator[] (int index)
	PhiMemoryImage ()
	constructors/// More...
	PhiMemoryImage (PhiMemoryImage::value_ptr buffer, int offset)
	PhiMemoryImage (int z, int o, int tw, int th, int fo, int fi, int si, int se)
void	Print ()
void	printbuff ()
void	SetBit (int station, int bitNumber, bool value=true)
void	SetBuff (int chunk, int value)

Static Public Attributes
static const int	STATIONS = 4
static const int	TOTAL_UNITS = UNITS * STATIONS
static const int	UNITS = 2

Private Attributes
PhiMemoryImage::value_type	_buffer [PhiMemoryImage::TOTAL_UNITS]
int	_keyStationOffset

Detailed Description

Definition at line 4 of file PhiMemoryImage.h.

Member Typedef Documentation

typedef PhiMemoryImage::value_type* PhiMemoryImage::value_ptr

Definition at line 9 of file PhiMemoryImage.h.

typedef unsigned long int PhiMemoryImage::value_type

Definition at line 8 of file PhiMemoryImage.h.

Constructor & Destructor Documentation

PhiMemoryImage::PhiMemoryImage

(

)

constructors///

Definition at line 4 of file PhiMemoryImage.cc.

References _buffer, i, and TOTAL_UNITS.

                              :_keyStationOffset(0){
  for (int i = 0; i < PhiMemoryImage::TOTAL_UNITS; i++) _buffer[i] = 0;
}

PhiMemoryImage::PhiMemoryImage	(	PhiMemoryImage::value_ptr	buffer,
		int	offset
	)

Definition at line 8 of file PhiMemoryImage.cc.

References CopyFromBuffer().

                                                                        :_keyStationOffset(offset){

  CopyFromBuffer( buffer, offset );

}

PhiMemoryImage::PhiMemoryImage ( int  z, int  o, int  tw, int  th, int  fo, int  fi, int  si, int  se  )

inline

Definition at line 20 of file PhiMemoryImage.h.

References _buffer, connectstrParser::o, and z.

                                                                           {
  _buffer[0] = z;_buffer[1] = o;_buffer[2] = tw;_buffer[3] = th;_buffer[4] = fo;_buffer[5] = fi;_buffer[6] = si;_buffer[7] = se;
  }

Member Function Documentation

void PhiMemoryImage::BitShift

(

int

nBits

)

Definition at line 105 of file PhiMemoryImage.cc.

References _buffer, i, and STATIONS.

Referenced by DetectPatterns().

                                      {

  if (nBits == 0) return;

  bool negShift = (nBits < 0);

  if (negShift) nBits = -nBits;

  PhiMemoryImage::value_type transferBits;
  int value_size = sizeof(transferBits)*8;

  for (int i = 0; i < PhiMemoryImage::STATIONS; i++){

    if (negShift){

      transferBits = (0x1 << nBits) - 1;
      transferBits &= _buffer[2*i+1];

      _buffer[2*i+1] >>= nBits;
      _buffer[2*i]   >>= nBits;

      transferBits <<= (value_size - nBits);

      _buffer[2*i] |= transferBits;

    } else {

      transferBits = (0x1 << nBits) - 1;
      transferBits <<= (value_size - nBits);

      transferBits &= _buffer[2*i];
      transferBits >>= (value_size - nBits);

      _buffer[2*i] <<= nBits;
      _buffer[2*i+1] <<= nBits;
      
      _buffer[2*i+1] |= transferBits;
    }
  }

}

void PhiMemoryImage::CopyFromBuffer	(	PhiMemoryImage::value_ptr	rhs,
		int	offset
	)

functions///

Definition at line 14 of file PhiMemoryImage.cc.

References _buffer, _keyStationOffset, i, hltrates_dqm_sourceclient-live_cfg::offset, and TOTAL_UNITS.

Referenced by PhiMemoryImage().

                                                                          {

  _keyStationOffset = offset;

  for (int i = 0; i < PhiMemoryImage::TOTAL_UNITS; i++){
    _buffer[i] = rhs[i];
  
  }

}

bool PhiMemoryImage::GetBit	(	int	station,
		int	bitNumber
	)		const

Definition at line 75 of file PhiMemoryImage.cc.

References _buffer, findQualityFiles::size, tmp, and TOTAL_UNITS.

Referenced by Print().

                                                             {

  PhiMemoryImage::value_type tmp = 1;
  int size = sizeof (PhiMemoryImage::value_type) * 8;

  if (bitNumber > (size * PhiMemoryImage::TOTAL_UNITS)){
    // complain in some way .. to be implemented..
    return false;
  }

  bitNumber -= 1;
  station -=1;

  int chunkNumber = station*2 + ((bitNumber-1) / size);
  int bitOffset   = bitNumber % size;
  if(bitNumber == 64){chunkNumber += 1;}

  tmp <<= bitOffset;

  // std::cout << "chunkNumber: " << chunkNumber << "bitOffset:" 
  //            << bitOffset << "tmp: " << tmp << std::endl;
  //std::cout<<"buffer["<<chunkNumber<<"] = "<<_buffer[chunkNumber]<<std::endl;
 // std::cout<<"buffer["<<chunkNumber + 1<<"] = "<<_buffer[chunkNumber+1]<<std::endl;

  return ((_buffer[chunkNumber] & tmp) != 0);

}

PhiMemoryImage::value_type& PhiMemoryImage::operator[] ( int  index )

inline

Definition at line 40 of file PhiMemoryImage.h.

References _buffer, and cmsHarvester::index.

  {return _buffer[index];}

void PhiMemoryImage::Print

(

void

)

Definition at line 147 of file PhiMemoryImage.cc.

References gather_cfg::cout, GetBit(), i, j, findQualityFiles::size, STATIONS, and UNITS.

                          {

  int size = PhiMemoryImage::UNITS * sizeof(PhiMemoryImage::value_type)*8;

  for (int i = 1; i <= PhiMemoryImage::STATIONS; i++){

    //    std::cout << _buffer[(i-1)*2] << " " << _buffer [(i-1)*2+1] << std::endl;

    for (int j = size; j > 0; j--){

      if ((j%(sizeof(PhiMemoryImage::value_type)*8)) == 0)
    std::cout << std::endl;
    
      
      if ((j%8)==0) std::cout << " ";
      if(GetBit(i,j)) std::cout << "1";
      else std::cout << "0";
      
    }
    std::cout << std::endl;
  }

}

void PhiMemoryImage::printbuff

(

)

Definition at line 171 of file PhiMemoryImage.cc.

References _buffer, gather_cfg::cout, i, and TOTAL_UNITS.

                              {

    for(int i=0;i<PhiMemoryImage::TOTAL_UNITS;i++){
        std::cout<<"buffer["<<i<<"] = "<<_buffer[i]<<std::endl;
    }
    std::cout<<std::endl;
}

void PhiMemoryImage::SetBit	(	int	station,
		int	bitNumber,
		bool	value = true
	)

Definition at line 31 of file PhiMemoryImage.cc.

References _buffer, findQualityFiles::size, tmp, and TOTAL_UNITS.

                                                                      {

  //std::cout<<"bitnumber = "<<bitNumber<<std::endl;
 //  std::cout<<"station = "<<station<<std::endl;
  
  PhiMemoryImage::value_type tmp = 1;//64 bit word
  int size = sizeof (PhiMemoryImage::value_type) * 8;//64

  if (bitNumber > size * PhiMemoryImage::TOTAL_UNITS){
    // complain in some way .. to be implemented..
    return;
  }

  station = station-1;
  bitNumber = bitNumber-1;
  
  
  // std::cout<<"bitnumber = "<<bitNumber<<std::endl;
   // std::cout<<"station = "<<station<<std::endl;
 
  int chunkNumber = station*2 + (bitNumber-1) / size;
  int bitOffset   = bitNumber % size;
  if(bitNumber == 64){chunkNumber += 1;}
  
  
  // std::cout<<"chunknumber = "<<chunkNumber<<std::endl;
  // std::cout<<"bitOffset = "<<bitOffset<<std::endl;

  //std::cout<<"tmp = "<<tmp<<std::endl;
  tmp = tmp << bitOffset;//
  //std::cout<<"tmp = "<<tmp<<std::endl;

  if (bitValue)
    _buffer[chunkNumber] |= tmp;
  else{
    tmp = ~tmp;
    _buffer[chunkNumber] &= tmp;
  }
  
  //std::cout<<"buffer["<<chunkNumber<<"] = "<<_buffer[chunkNumber]<<std::endl;
  //std::cout<<"buffer["<<chunkNumber + 1<<"] = "<<_buffer[chunkNumber+1]<<std::endl;

}

void PhiMemoryImage::SetBuff ( int  chunk, int  value  )

inline

Definition at line 33 of file PhiMemoryImage.h.

References _buffer, and relativeConstraints::value.

{_buffer[chunk] = value;}

Member Data Documentation

PhiMemoryImage::value_type PhiMemoryImage::_buffer[PhiMemoryImage::TOTAL_UNITS]

private

Definition at line 46 of file PhiMemoryImage.h.

Referenced by python.cmstools.EventBranch::__call__(), BitShift(), CopyFromBuffer(), GetBit(), operator[](), PhiMemoryImage(), printbuff(), SetBit(), and SetBuff().

int PhiMemoryImage::_keyStationOffset

private

Definition at line 47 of file PhiMemoryImage.h.

Referenced by CopyFromBuffer().

const int PhiMemoryImage::STATIONS = 4

static

Definition at line 11 of file PhiMemoryImage.h.

Referenced by BitShift(), and Print().

const int PhiMemoryImage::TOTAL_UNITS = UNITS * STATIONS

static

Definition at line 13 of file PhiMemoryImage.h.

Referenced by CopyFromBuffer(), GetBit(), PhiMemoryImage(), printbuff(), and SetBit().

const int PhiMemoryImage::UNITS = 2

static

Definition at line 12 of file PhiMemoryImage.h.

Referenced by Print().