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Lut Class Reference

#include <L1Trigger/DTTraco/interface/Lut.h>

List of all members.

Public Member Functions
int	get_k (int addr)
int	get_x (int addr)
	Lut (int station, int board, int traco)
	~Lut ()
Private Attributes
int	ANGRESOL
float	CELL_H
float	CELL_PITCH
float	m_d
float	m_distp2
float	m_shift
float	m_ST
float	m_stsize
float	m_Xc
float	m_Xn
int	nBoard
int	nStat
int	nTraco
int	POSRESOL
float	SL_DIFF
float *	tracoPos

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Detailed Description

Definition at line 9 of file Lut.h.

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Constructor & Destructor Documentation

Lut::Lut	(	int	station,
		int	board,
		int	traco
	)

Definition at line 13 of file Lut.cc.

References ANGRESOL, CELL_H, CELL_PITCH, m_d, m_distp2, m_shift, m_ST, m_stsize, m_Xc, m_Xn, nBoard, nStat, nTraco, POSRESOL, SL_DIFF, and tracoPos.

                                           : nStat( station ), nBoard( board ), nTraco( traco ) {

 switch( nStat ){
  case 1:
  tracoPos = new float[50];
  tracoPos[ 0] = -120.19;
  tracoPos[ 1] = -103.39;
  tracoPos[ 2] =  -86.59;
  tracoPos[ 3] =  -69.80;
  tracoPos[10] =  -52.99;
  tracoPos[11] =  -36.19;
  tracoPos[12] =  -19.39;
  tracoPos[13] =   -2.59;
  tracoPos[20] =   14.20;
  tracoPos[21] =   31.00;
  tracoPos[22] =   47.80;
  tracoPos[23] =   64.60;
  tracoPos[30] =   81.40;

  SL_DIFF = 11.8;
  CELL_H     = 1.3;
  CELL_PITCH = 4.2;
  ANGRESOL = 512;
  POSRESOL = 4096;

  m_d  = 431.175;
  m_ST = 31.0;
  m_Xc = tracoPos[ ( nBoard * 10 ) + nTraco ];
  m_Xn = +39.0;
  m_shift = 18.0;
  m_stsize = CELL_PITCH / m_ST;
  m_distp2 = 0.5 + ( 2.0 * CELL_H * m_ST / CELL_PITCH );
  
  break;

  case 3:
  tracoPos = new float[50];
  tracoPos[ 0] = -165.45;
  tracoPos[ 1] = -148.65;
  tracoPos[ 2] = -131.85;
  tracoPos[ 3] = -115.05;
  tracoPos[10] =  -98.25;
  tracoPos[11] =  -81.45;
  tracoPos[12] =  -64.65;
  tracoPos[13] =  -47.85;
  tracoPos[20] =  -31.05;
  tracoPos[21] =  -14.25;
  tracoPos[22] =    2.54;
  tracoPos[23] =   19.34;
  tracoPos[30] =   36.14;
  tracoPos[31] =   52.94;
  tracoPos[32] =   69.74;
  tracoPos[33] =   86.54;
  tracoPos[40] =  103.34;
  tracoPos[41] =  120.14;
  tracoPos[42] =  136.94;
  tracoPos[43] =  153.74;

  SL_DIFF = 11.8;
  CELL_H     = 1.3;
  CELL_PITCH = 4.2;
  ANGRESOL = 512;
  POSRESOL = 4096;

  m_d  = 512.47;
  m_ST = 31.0;
  m_Xc = tracoPos[ ( nBoard * 10 ) + nTraco ];
  m_Xn = -21.0;
  m_shift = 18.0;
  m_stsize = CELL_PITCH / m_ST;
  m_distp2 = 0.5 + ( 2.0 * CELL_H * m_ST / CELL_PITCH );

  break;

 }//end switch
}

Lut::~Lut

(

)

Definition at line 90 of file Lut.cc.

          {
}

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Member Function Documentation

int Lut::get_k

(

int

addr

)

Definition at line 93 of file Lut.cc.

References ANGRESOL, i, m_distp2, m_shift, and x.

                         {
  int i;
  float x;
  i = addr - 511;
  x = 2.0 * i / ( m_shift * m_distp2 );
  x = atanf(x);
  x = x * ANGRESOL;
  return x;
}

int Lut::get_x

(

int

addr

)

Definition at line 103 of file Lut.cc.

References d, i, m_d, m_stsize, m_Xc, m_Xn, POSRESOL, SL_DIFF, and x.

                         {
  int i;
  float d,x,Xl;
  if ( addr <= 511 ) {
    i = addr;
    d = m_d + SL_DIFF;
  }
  else
  if ( addr <= 1023 ) {
    i = addr - 512;
    d = m_d - SL_DIFF;
  }
  else
  {
    i = addr - 1024;
    d = m_d;
  }

  Xl = m_Xc + m_stsize * i;
  x = ( m_Xn - Xl ) / d;
  x = atanf(x);
  x = x * POSRESOL;
  return x;
}

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Member Data Documentation

int Lut::ANGRESOL [private]

Definition at line 29 of file Lut.h.

Referenced by get_k(), and Lut().

float Lut::CELL_H [private]

Definition at line 27 of file Lut.h.

Referenced by Lut().

float Lut::CELL_PITCH [private]

Definition at line 28 of file Lut.h.

Referenced by Lut().

float Lut::m_d [private]

Definition at line 32 of file Lut.h.

Referenced by get_x(), and Lut().

float Lut::m_distp2 [private]

Definition at line 38 of file Lut.h.

Referenced by get_k(), and Lut().

float Lut::m_shift [private]

Definition at line 36 of file Lut.h.

Referenced by get_k(), and Lut().

float Lut::m_ST [private]

Definition at line 33 of file Lut.h.

Referenced by Lut().

float Lut::m_stsize [private]

Definition at line 37 of file Lut.h.

Referenced by get_x(), and Lut().

float Lut::m_Xc [private]

Definition at line 34 of file Lut.h.

Referenced by get_x(), and Lut().

float Lut::m_Xn [private]

Definition at line 35 of file Lut.h.

Referenced by get_x(), and Lut().

int Lut::nBoard [private]

Definition at line 22 of file Lut.h.

Referenced by Lut().

int Lut::nStat [private]

Definition at line 21 of file Lut.h.

Referenced by Lut().

int Lut::nTraco [private]

Definition at line 23 of file Lut.h.

Referenced by Lut().

int Lut::POSRESOL [private]

Definition at line 30 of file Lut.h.

Referenced by get_x(), and Lut().

float Lut::SL_DIFF [private]

Definition at line 26 of file Lut.h.

Referenced by get_x(), and Lut().

float* Lut::tracoPos [private]

Definition at line 24 of file Lut.h.

Referenced by Lut().

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

• L1Trigger/DTTraco/interface/Lut.h
• L1Trigger/DTTraco/src/Lut.cc

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