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#include <DTTracoLUTs.h>
Public Member Functions | |
| DTTracoLUTs (std::string filename) | |
| constructor | |
| unsigned short int | getBendAng (int pos, int ang, int qualflag) const |
| return bending angle from pos and ang | |
| unsigned short int | getPhiRad (int pos, int qualflag) const |
| get radial angle from traco position and flag: 0=outer, 1=inner, 2=correl. | |
| unsigned short int | getPsi (int ang) const |
| get psi angle from traco k parameter | |
| int | load () |
| load look-up tables | |
| void | print () const |
| print look-up tables | |
| void | reset () |
| reset look-up tables | |
| int | size_phiLUT (int i) const |
| int | size_psiLUT () const |
| return number of entries in the LUT | |
| virtual | ~DTTracoLUTs () |
| destructor | |
Private Attributes | |
| std::string | _testfile |
| LUT | phi_lut [3] |
| LUT | psi_lut |
Look-up tables for traco angle and position
Definition at line 36 of file DTTracoLUTs.h.
| DTTracoLUTs::DTTracoLUTs | ( | std::string | filename | ) |
| DTTracoLUTs::~DTTracoLUTs | ( | ) | [virtual] |
| unsigned short int DTTracoLUTs::getBendAng | ( | int | pos, |
| int | ang, | ||
| int | qualflag | ||
| ) | const |
return bending angle from pos and ang
Definition at line 182 of file DTTracoLUTs.cc.
References phi_lut, pos, and psi_lut.
{
// bendAng = psi - phi : psi ha risoluzione 12, phi 9, quindi devo riportarli alla
// stessa risoluzione con : phi/8 (scarto i 3 bit meno significativi).
// Il risultato ha risoluzione 10 bits.
unsigned short int BendAng = ( (psi_lut)[ang+512] - ((phi_lut[flag])[pos]/8) ) & 0x3FF; //10 bits
//cout << "Bending angle is:" << hex << BendAng << endl;
//cout << "Abs of bending angle is:" << hex << abs(BendAng) << endl;
return BendAng;
}
| unsigned short int DTTracoLUTs::getPhiRad | ( | int | pos, |
| int | qualflag | ||
| ) | const |
get radial angle from traco position and flag: 0=outer, 1=inner, 2=correl.
Definition at line 150 of file DTTracoLUTs.cc.
| unsigned short int DTTracoLUTs::getPsi | ( | int | ang | ) | const |
get psi angle from traco k parameter
Definition at line 162 of file DTTracoLUTs.cc.
References psi_lut.
{
unsigned short int ipsi = (psi_lut)[ang+512]; //scritto in complemento a due
/*
//debug: try with formula
float fpsi = atan( ((float)(ang) * 4.2) /(18 * 1.3 * 30 ));
fpsi*=512;
if(fpsi<=0)fpsi-=1.0;
int ipsi = (int)fpsi;
// if outside range set to lower edge
if( ipsi>= 512 ||
ipsi< -512 ) ipsi=-512;
cout << "psi is="<<ipsi <<endl;
*/
return ipsi;
}
| int DTTracoLUTs::load | ( | ) |
load look-up tables
Definition at line 80 of file DTTracoLUTs.cc.
References _testfile, DTTPGLutFile::close(), h, DTTPGLutFile::open(), phi, phi_lut, psi_lut, DTTPGLutFile::readHex(), and ExpressReco_HICollisions_FallBack::y.
{
// get file name in current directory
string ang_file = _testfile + ".anglut";
string pos_file = _testfile + ".poslut";
// open file for PSI
DTTPGLutFile filePSI(ang_file);
if ( filePSI.open() != 0 ) return -1;
// ignore comment lines
//filePSI.ignoreLines(14);
// read file for PSI values ---> psi is 10 bits, 9+sign(10,11...16), resolution 9 bits,
for(int u=0;u<1024;u++){
int word = filePSI.readHex(); //read a 16 bits word
//int psi = word & 0x01FF; //bits 0,1,...8
//int sgn = word & 0x0200; //bit 9
//if(sgn)
//psi = -psi;
psi_lut.push_back(word); //positive value
}
filePSI.close();
// open file for PHI
DTTPGLutFile filePHI(pos_file);
if ( filePHI.open() != 0 ) return -1;
// read file for PHI values ---> phi is 12 bits, 11+sign(12..16), resolution 12 bits
for(int y=0;y<3;y++){ //3 series of values: I-outer, II-innner, III-correlated
for(int h=0;h<512;h++){
int phi = filePHI.readHex();
//phi &= 0x0FFF; //get 12 bits
//int sgn = phi;
//sgn >> 11; //bit 12 for sign
//sgn &= 0x01;
//if(sgn==1) //negative value
//phi = -phi;
phi_lut[y].push_back(phi); //positive value
}
}
filePHI.close();
return 0;
}
| void DTTracoLUTs::print | ( | void | ) | const |
print look-up tables
Definition at line 129 of file DTTracoLUTs.cc.
References gather_cfg::cout, m, phi_lut, psi_lut, and ExpressReco_HICollisions_FallBack::x.
{
cout << endl;
cout << "L1 barrel Traco look-up tables :" << endl;
cout << "====================================================" << endl;
cout << endl;
// int i = 0;
// for debugging
for(int x=0;x<1024;x++)
cout << "K=" << x << " ---> " << hex << psi_lut[x] << dec << endl;
for(int m=0;m<512;m++)
cout << "X=" << m << " ---> " << hex << (phi_lut[0])[m] << " "
<< (phi_lut[1])[m] << " "
<< (phi_lut[2])[m] << " " << dec << endl;
}
| void DTTracoLUTs::reset | ( | void | ) |
| int DTTracoLUTs::size_phiLUT | ( | int | i | ) | const [inline] |
| int DTTracoLUTs::size_psiLUT | ( | ) | const [inline] |
return number of entries in the LUT
Definition at line 66 of file DTTracoLUTs.h.
References psi_lut.
{ return psi_lut.size(); }
std::string DTTracoLUTs::_testfile [private] |
Definition at line 73 of file DTTracoLUTs.h.
Referenced by load().
LUT DTTracoLUTs::phi_lut[3] [private] |
Definition at line 71 of file DTTracoLUTs.h.
Referenced by getBendAng(), getPhiRad(), load(), print(), reset(), size_phiLUT(), and ~DTTracoLUTs().
LUT DTTracoLUTs::psi_lut [private] |
Definition at line 72 of file DTTracoLUTs.h.
Referenced by getBendAng(), getPsi(), load(), print(), reset(), size_psiLUT(), and ~DTTracoLUTs().
1.7.3