PhiMemoryImage Class Reference

#include <PhiMemoryImage.h>

Public Types
typedef uint64_t	value_type

Public Member Functions
void	clear_bit (unsigned int layer, unsigned int bit)
int	get_straightness () const
value_type	get_word (unsigned int layer, unsigned int unit) const
unsigned int	op_and (const PhiMemoryImage &other) const
PhiMemoryImage &	operator= (PhiMemoryImage other)
	PhiMemoryImage ()
	PhiMemoryImage (const PhiMemoryImage &other)
	PhiMemoryImage (PhiMemoryImage &&other) noexcept
void	print (std::ostream &out) const
void	reset ()
void	rotl (unsigned int n)
void	rotr (unsigned int n)
void	set_bit (unsigned int layer, unsigned int bit)
void	set_straightness (int s)
void	set_word (unsigned int layer, unsigned int unit, value_type value)
void	swap (PhiMemoryImage &other)
bool	test_bit (unsigned int layer, unsigned int bit) const
	~PhiMemoryImage ()

Private Member Functions
void	check_input (unsigned int layer, unsigned int bit) const

Private Attributes
value_type	_buffer [_layers][_units]
int	_straightness

Static Private Attributes
static const unsigned int	_layers = 4
static const unsigned int	_units = 3

Detailed Description

Definition at line 9 of file PhiMemoryImage.h.

Member Typedef Documentation

value_type

typedef uint64_t PhiMemoryImage::value_type

Definition at line 11 of file PhiMemoryImage.h.

Constructor & Destructor Documentation

PhiMemoryImage() [1/3]

PhiMemoryImage::PhiMemoryImage

(

)

Definition at line 10 of file PhiMemoryImage.cc.

{ reset(); }

References reset().

~PhiMemoryImage()

PhiMemoryImage::~PhiMemoryImage

(

)

Definition at line 12 of file PhiMemoryImage.cc.

{}

PhiMemoryImage() [2/3]

PhiMemoryImage::PhiMemoryImage

(

const PhiMemoryImage &

other

)

Definition at line 14 of file PhiMemoryImage.cc.

                                                          {
  std::copy(&(other._buffer[0][0]), &(other._buffer[0][0]) + (_layers * _units), &(_buffer[0][0]));
 
  _straightness = other._straightness;
}

References _buffer, _layers, _straightness, _units, filterCSVwithJSON::copy, and trackingPlots::other.

PhiMemoryImage() [3/3]

PhiMemoryImage::PhiMemoryImage ( PhiMemoryImage &&  other )

noexcept

Definition at line 20 of file PhiMemoryImage.cc.

: PhiMemoryImage() { swap(other); }

References trackingPlots::other, and edm::swap().

Member Function Documentation

check_input()

void PhiMemoryImage::check_input ( unsigned int  layer, unsigned int  bit  ) const

private

Definition at line 71 of file PhiMemoryImage.cc.

                                                                           {
  if (layer >= _layers) {
    char what[128];
    snprintf(what, sizeof(what), "layer (which is %u) >= _layers (which is %u)", layer, _layers);
    throw std::out_of_range(what);
  }
 
  unsigned int unit = bit / UINT64_BITS;
  if (unit >= _units) {
    char what[128];
    snprintf(what, sizeof(what), "unit (which is %u) >= _units (which is %u)", unit, _units);
    throw std::out_of_range(what);
  }
}

References _layers, _units, UINT64_BITS, and unit().

Referenced by clear_bit(), get_word(), set_bit(), set_word(), and test_bit().

clear_bit()

void PhiMemoryImage::clear_bit	(	unsigned int	layer,
		unsigned int	bit
	)

Definition at line 47 of file PhiMemoryImage.cc.

                                                                   {
  check_input(layer, bit);
  value_type unit = bit / UINT64_BITS;
  value_type mask = (1ul << (bit % UINT64_BITS));
  _buffer[layer][unit] &= ~mask;
}

References _buffer, check_input(), UINT64_BITS, and unit().

get_straightness()

int PhiMemoryImage::get_straightness ( ) const

inline

Definition at line 37 of file PhiMemoryImage.h.

{ return _straightness; }

References _straightness.

get_word()

PhiMemoryImage::value_type PhiMemoryImage::get_word	(	unsigned int	layer,
		unsigned int	unit
	)		const

Definition at line 66 of file PhiMemoryImage.cc.

                                                                                             {
  check_input(layer, unit * UINT64_BITS);
  return _buffer[layer][unit];
}

References _buffer, check_input(), UINT64_BITS, and unit().

op_and()

unsigned int PhiMemoryImage::op_and

(

const PhiMemoryImage &

other

)

const

Definition at line 144 of file PhiMemoryImage.cc.

                                                                     {
  static_assert((_layers == 4 && _units == 3), "This function assumes (_layers == 4 && _units == 3)");
 
  // Unroll
  bool b_st1 = (_buffer[0][0] & other._buffer[0][0]) || (_buffer[0][1] & other._buffer[0][1]) ||
               (_buffer[0][2] & other._buffer[0][2]);
  bool b_st2 = (_buffer[1][0] & other._buffer[1][0]) || (_buffer[1][1] & other._buffer[1][1]) ||
               (_buffer[1][2] & other._buffer[1][2]);
  bool b_st3 = (_buffer[2][0] & other._buffer[2][0]) || (_buffer[2][1] & other._buffer[2][1]) ||
               (_buffer[2][2] & other._buffer[2][2]);
  bool b_st4 = (_buffer[3][0] & other._buffer[3][0]) || (_buffer[3][1] & other._buffer[3][1]) ||
               (_buffer[3][2] & other._buffer[3][2]);
 
  //   bit 0: st3 or st4 hit
  //   bit 1: st2 hit
  //   bit 2: st1 hit
  unsigned int ly = (b_st1 << 2) | (b_st2 << 1) | (b_st3 << 0) | (b_st4 << 0);
  return ly;
}

References _buffer, _layers, _units, and trackingPlots::other.

operator=()

PhiMemoryImage & PhiMemoryImage::operator=

(

PhiMemoryImage

other

)

Definition at line 23 of file PhiMemoryImage.cc.

                                                              {
  swap(other);
  return *this;
}

References trackingPlots::other, and swap().

print()

void PhiMemoryImage::print

(

std::ostream &

out

)

const

Definition at line 164 of file PhiMemoryImage.cc.

                                                {
  constexpr int N = 160;
  out << std::bitset<N - 128>(_buffer[3][2]) << std::bitset<128 - 64>(_buffer[3][1]) << std::bitset<64>(_buffer[3][0])
      << std::endl;
  out << std::bitset<N - 128>(_buffer[2][2]) << std::bitset<128 - 64>(_buffer[2][1]) << std::bitset<64>(_buffer[2][0])
      << std::endl;
  out << std::bitset<N - 128>(_buffer[1][2]) << std::bitset<128 - 64>(_buffer[1][1]) << std::bitset<64>(_buffer[1][0])
      << std::endl;
  out << std::bitset<N - 128>(_buffer[0][2]) << std::bitset<128 - 64>(_buffer[0][1]) << std::bitset<64>(_buffer[0][0]);
}

References _buffer, N, and MillePedeFileConverter_cfg::out.

reset()

void PhiMemoryImage::reset

(

void

)

Definition at line 34 of file PhiMemoryImage.cc.

                           {
  std::fill(&(_buffer[0][0]), &(_buffer[0][0]) + (_layers * _units), 0);
 
  _straightness = 0;
}

References _buffer, _layers, _straightness, _units, and ntuplemaker::fill.

Referenced by PhiMemoryImage().

rotl()

void PhiMemoryImage::rotl

(

unsigned int

n

)

Definition at line 88 of file PhiMemoryImage.cc.

                                        {
  if (n >= _units * UINT64_BITS)
    return;
 
  value_type tmp[_layers][_units];
  std::copy(&(_buffer[0][0]), &(_buffer[0][0]) + (_layers * _units), &(tmp[0][0]));
 
  const unsigned int mask = UINT64_BITS - 1;
  const unsigned int n1 = n % UINT64_BITS;
  const unsigned int n2 = _units - (n / UINT64_BITS);
  const unsigned int n3 = (n1 == 0) ? n2 + 1 : n2;
 
  unsigned int i = 0, j = 0, j_curr = 0, j_next = 0;
  for (i = 0; i < _layers; ++i) {
    for (j = 0; j < _units; ++j) {
      // if n2 == 0:
      //   j_curr = 0, 1, 2
      //   j_next = 2, 0, 1
      // if n2 == 1:
      //   j_curr = 2, 0, 1
      //   j_next = 1, 2, 0
      j_curr = (n2 + j) % _units;
      j_next = (n3 + j + _units - 1) % _units;
      _buffer[i][j] = (tmp[i][j_curr] << n1) | (tmp[i][j_next] >> (-n1 & mask));
    }
  }
}

References _buffer, _layers, _units, filterCSVwithJSON::copy, mps_fire::i, dqmiolumiharvest::j, dqmiodumpmetadata::n, createJobs::tmp, and UINT64_BITS.

Referenced by PatternRecognition::process_single_zone().

rotr()

void PhiMemoryImage::rotr

(

unsigned int

n

)

Definition at line 116 of file PhiMemoryImage.cc.

                                        {
  if (n >= _units * UINT64_BITS)
    return;
 
  value_type tmp[_layers][_units];
  std::copy(&(_buffer[0][0]), &(_buffer[0][0]) + (_layers * _units), &(tmp[0][0]));
 
  const unsigned int mask = UINT64_BITS - 1;
  const unsigned int n1 = n % UINT64_BITS;
  const unsigned int n2 = n / UINT64_BITS;
  const unsigned int n3 = (n1 == 0) ? n2 + _units - 1 : n2;
 
  unsigned int i = 0, j = 0, j_curr = 0, j_next = 0;
  for (i = 0; i < _layers; ++i) {
    for (j = 0; j < _units; ++j) {
      // if n2 == 0:
      //   j_curr = 0, 1, 2
      //   j_next = 1, 2, 0
      // if n2 == 1:
      //   j_curr = 2, 0, 1
      //   j_next = 0, 1, 2
      j_curr = (n2 + j) % _units;
      j_next = (n3 + j + 1) % _units;
      _buffer[i][j] = (tmp[i][j_curr] >> n1) | (tmp[i][j_next] << (-n1 & mask));
    }
  }
}

References _buffer, _layers, _units, filterCSVwithJSON::copy, mps_fire::i, dqmiolumiharvest::j, dqmiodumpmetadata::n, createJobs::tmp, and UINT64_BITS.

Referenced by PatternRecognition::process_single_zone().

set_bit()

void PhiMemoryImage::set_bit	(	unsigned int	layer,
		unsigned int	bit
	)

Definition at line 40 of file PhiMemoryImage.cc.

                                                                 {
  check_input(layer, bit);
  value_type unit = bit / UINT64_BITS;
  value_type mask = (1ul << (bit % UINT64_BITS));
  _buffer[layer][unit] |= mask;
}

References _buffer, check_input(), UINT64_BITS, and unit().

Referenced by PatternRecognition::make_zone_image().

set_straightness()

void PhiMemoryImage::set_straightness ( int  s )

inline

Definition at line 35 of file PhiMemoryImage.h.

{ _straightness = s; }

References _straightness, and alignCSCRings::s.

set_word()

void PhiMemoryImage::set_word	(	unsigned int	layer,
		unsigned int	unit,
		value_type	value
	)

Definition at line 61 of file PhiMemoryImage.cc.

                                                                                     {
  check_input(layer, unit * UINT64_BITS);
  _buffer[layer][unit] = value;
}

References _buffer, check_input(), UINT64_BITS, unit(), and relativeConstraints::value.

swap()

void PhiMemoryImage::swap

(

PhiMemoryImage &

other

)

Definition at line 28 of file PhiMemoryImage.cc.

                                               {
  std::swap_ranges(&(other._buffer[0][0]), &(other._buffer[0][0]) + (_layers * _units), &(_buffer[0][0]));
 
  std::swap(other._straightness, _straightness);
}

References _buffer, _layers, _straightness, _units, trackingPlots::other, and std::swap().

Referenced by operator=().

test_bit()

bool PhiMemoryImage::test_bit	(	unsigned int	layer,
		unsigned int	bit
	)		const

Definition at line 54 of file PhiMemoryImage.cc.

                                                                        {
  check_input(layer, bit);
  value_type unit = bit / UINT64_BITS;
  value_type mask = (1ul << (bit % UINT64_BITS));
  return _buffer[layer][unit] & mask;
}

References _buffer, check_input(), UINT64_BITS, and unit().

Member Data Documentation

_buffer

value_type PhiMemoryImage::_buffer[_layers][_units]

private

Definition at line 66 of file PhiMemoryImage.h.

Referenced by python.cmstools.EventBranch::__call__(), clear_bit(), get_word(), op_and(), PhiMemoryImage(), print(), reset(), rotl(), rotr(), set_bit(), set_word(), swap(), and test_bit().

_layers

const unsigned int PhiMemoryImage::_layers = 4

staticprivate

Definition at line 59 of file PhiMemoryImage.h.

Referenced by check_input(), op_and(), PhiMemoryImage(), reset(), rotl(), rotr(), and swap().

_straightness

int PhiMemoryImage::_straightness

private

Definition at line 68 of file PhiMemoryImage.h.

Referenced by get_straightness(), PhiMemoryImage(), reset(), set_straightness(), and swap().

_units

const unsigned int PhiMemoryImage::_units = 3

staticprivate

Definition at line 63 of file PhiMemoryImage.h.

Referenced by check_input(), op_and(), PhiMemoryImage(), reset(), rotl(), rotr(), and swap().