driftCircle.h File Reference

Go to the source code of this file.

Functions
void	bits32 (unsigned int n)
void	bits27 (unsigned int n)
void	bits24 (unsigned int n)
int	driftTimeBin (unsigned int m_word)
int	trailingEdge (unsigned int m_word)
bool	lowLevelMiddle (unsigned int m_word)
bool	highLevel (unsigned int m_word)
bool	highLevel1 (unsigned int m_word)
bool	highLevel2 (unsigned int m_word)
bool	highLevel3 (unsigned int m_word)
bool	firstBinHigh (unsigned int m_word)
bool	lastBinHigh (unsigned int m_word)
double	rawDriftTime (unsigned int m_word)
double	timeOverThreshold (unsigned int m_word)
int	bitTimeOverThreshold (unsigned int m_word)
int	nLTbits (unsigned int m_word)
void	print_mword_properties (unsigned int mword)

Function Documentation

bits24()

void bits24

(

unsigned int

n

)

Definition at line 38 of file driftCircle.h.

                            {
  for (unsigned int k=0; k<32; k++) {
    if (k>4) {
      unsigned int i = n & 0x80000000u;
      bool b = (i==0x80000000u);
      if (((k-5)%9)) std::cout << b;
    }
    n=n<<1;
  }
  std::cout << std::endl;
}

bits27()

void bits27

(

unsigned int

n

)

Definition at line 24 of file driftCircle.h.

                            {
  for (unsigned int k=0; k<32; k++) {
    if (k>4) {
      unsigned int i = n & 0x80000000u;
      bool b = (i==0x80000000u);
      if (!((k-5)%9)) std::cout << " ";
      std::cout << b;
      if (!((k-5)%9)) std::cout << " ";
    }
    n=n<<1;
  }
  std::cout << std::endl;
}

bits32()

void bits32

(

unsigned int

n

)

Definition at line 14 of file driftCircle.h.

                            {
  for (unsigned int k=0; k<32; k++) {
    unsigned int i = n & 0x80000000u;
    bool b = (i==0x80000000u);
    std::cout << b;
    n=n<<1;
  }
  std::cout << std::endl;
}

bitTimeOverThreshold()

int bitTimeOverThreshold

(

unsigned int

m_word

)

Definition at line 124 of file driftCircle.h.

                                              {
  return floor(timeOverThreshold(m_word)/3.125+0.5);
}

driftTimeBin()

int driftTimeBin

(

unsigned int

m_word

)

Definition at line 50 of file driftCircle.h.

                                      {
  unsigned mask = 0x02000000;
  bool SawZero = false;
  int i;
  for(i=0;i<24;++i)
    { if ( (m_word & mask) && SawZero) break;
      else if ( !(m_word & mask) ) SawZero = true;
      mask>>=1;
      if(i==7 || i==15) mask>>=1;
    }
  if(i==24) i=0;
  return i;
}

firstBinHigh()

bool firstBinHigh

(

unsigned int

m_word

)

Definition at line 104 of file driftCircle.h.

                                       {
  return (m_word & 0x02000000);
}

highLevel()

bool highLevel

(

unsigned int

m_word

)

Definition at line 88 of file driftCircle.h.

                                    {
  return (m_word & 0x04020100);
}

highLevel1()

bool highLevel1

(

unsigned int

m_word

)

Definition at line 92 of file driftCircle.h.

                                     {
  return (m_word & 0x04000000);
}

highLevel2()

bool highLevel2

(

unsigned int

m_word

)

Definition at line 96 of file driftCircle.h.

                                     {
  return (m_word & 0x00020000);
}

highLevel3()

bool highLevel3

(

unsigned int

m_word

)

Definition at line 100 of file driftCircle.h.

                                     {
  return (m_word & 0x00000100);
}

lastBinHigh()

bool lastBinHigh

(

unsigned int

m_word

)

Definition at line 108 of file driftCircle.h.

                                      {
  return (m_word & 0x1);
}

lowLevelMiddle()

bool lowLevelMiddle

(

unsigned int

m_word

)

Definition at line 84 of file driftCircle.h.

                                         {
  return (m_word & 0x0001FE00);
}

nLTbits()

int nLTbits

(

unsigned int

m_word

)

Definition at line 128 of file driftCircle.h.

                                 {
  unsigned mask = 0x02000000;
  int m=0;
  for (int i=0;i<24;++i) {
    if ( m_word & mask ) m++;
    mask>>=1;
    if (i==7 || i==15) mask>>=1;
  }
  return m;
}

print_mword_properties()

void print_mword_properties

(

unsigned int

mword

)

Definition at line 139 of file driftCircle.h.

                                                {
  int LE  = driftTimeBin(mword);
  int TE  = trailingEdge(mword);
  int ToT = bitTimeOverThreshold(mword);
  int nLT = nLTbits(mword);
  std::cout << "AJB " << LE << " " << TE << " " << ToT << " " << nLT << std::endl;
}

rawDriftTime()

double rawDriftTime

(

unsigned int

m_word

)

Definition at line 112 of file driftCircle.h.

                                         {
  return (driftTimeBin(m_word)+0.5)*3.125;
}

timeOverThreshold()

double timeOverThreshold

(

unsigned int

m_word

)

Definition at line 116 of file driftCircle.h.

                                              {
  double binWidth = 3.125;
  int LE = driftTimeBin(m_word);
  int TE = trailingEdge(m_word);
  if ( (24 == LE) || (24 == TE) || (0 == TE) || (23 == LE) ) return 0.0;
  return (double) (TE - LE + 1) * binWidth;
}

trailingEdge()

int trailingEdge

(

unsigned int

m_word

)

Definition at line 64 of file driftCircle.h.

                                      {
  unsigned mask = 0x00000001;
  bool SawZero=false;
  int i;
  for (i = 0; i < 24; ++i)
    {
      if ( (m_word & mask) && SawZero )
        break;
      else if ( !(m_word & mask) )
        SawZero = true;
      mask <<= 1;
      if (i == 7 || i == 15)
        mask <<= 1;
    }
 
  if ( 24 == i )
    return i;
  return (23 - i);
}