DTConfigLUTs Class Reference

#include <DTConfigLUTs.h>

Inheritance diagram for DTConfigLUTs:

Public Member Functions
int	BTIC () const
	BTIC parameter. More...
float	D () const
	d: distance vertex to normal, unit cm. More...
bool	debug () const
	Debug flag. More...
void	DSPtoIEEE32 (short DSPmantissa, short DSPexp, float *f)
	DSP to IEEE32 conversion. More...
	DTConfigLUTs (const edm::ParameterSet &ps)
	Constructor. More...
	DTConfigLUTs ()
	Empty Constructor. More...
	DTConfigLUTs (unsigned short int *buffer)
	Constructor from string. More...
void	IEEE32toDSP (float f, short int &DSPmantissa, short int &DSPexp)
	IEEE32 to DSP conversion. More...
void	print () const
	Print the setup. More...
void	setBTIC (int btic)
void	setD (float d)
void	setDebug (bool debug)
	Set single parameter functions. More...
void	setWHEEL (int wheel)
void	setXCN (float Xcn)
int	Wheel () const
	wheel sign (-1 or +1) More...
float	Xcn () const
	Xcn: distance vertex to normal, unit cm. More...
	~DTConfigLUTs ()
	Destructor. More...
Public Member Functions inherited from DTConfig
	DTConfig ()
	Constructor. More...
virtual	~DTConfig ()
	Destructor. More...

Private Member Functions
void	setDefaults (const edm::ParameterSet &m_ps)
	Load pset values into class variables. More...

Private Attributes
int	m_btic
float	m_d
bool	m_debug
int	m_wheel
float	m_Xcn

Additional Inherited Members
Static Public Attributes inherited from DTConfig
static const int	NBTITC =4
static const int	NSTEPF =9
static const int	NSTEPL =24
	Constants: first and last step to start trigger finding. More...
static const int	NTCTSS = 4
	Constant: number of TRACOs in input to a TSS. More...

Detailed Description

Configurable parameters and constants for Level-1 Muon DT Trigger - LUTs

Author

S. Vanini

Definition at line 36 of file DTConfigLUTs.h.

Constructor & Destructor Documentation

DTConfigLUTs::DTConfigLUTs

(

const edm::ParameterSet &

ps

)

Constructor.

Definition at line 34 of file DTConfigLUTs.cc.

References setDefaults().

                                                    { 
  setDefaults(ps);
}

DTConfigLUTs::DTConfigLUTs ( )

inline

Empty Constructor.

Definition at line 44 of file DTConfigLUTs.h.

{};

DTConfigLUTs::DTConfigLUTs

(

unsigned short int *

buffer

)

Constructor from string.

Definition at line 38 of file DTConfigLUTs.cc.

References trackerHits::c, DSPtoIEEE32(), edm::hlt::Exception, i, setBTIC(), setD(), setWHEEL(), setXCN(), and Xcn().

                                                      {

  // check if this is a LUT configuration string
  if (buffer[2]!=0xA8){
    throw cms::Exception("DTTPG") << "===> ConfigLUTs constructor : not a LUT string!" << std::endl;
  }
   
  // decode
  short int memory_lut[7];
  int c=3;
  for(int i=0;i<7;i++){
    memory_lut[i] = (buffer[c]<<8) | buffer[c+1];
    c += 2;
        //std::cout << hex << memory_bti[i] << "  ";
  }

  // decode
  int btic = memory_lut[0];
  float d;
  DSPtoIEEE32( memory_lut[1],  memory_lut[2], &d );
  float Xcn;     
  DSPtoIEEE32( memory_lut[3],  memory_lut[4], &Xcn );
  int wheel = memory_lut[5];

  // set parameters 
  setBTIC(btic);
  setD(d);
  setXCN(Xcn);
  setWHEEL(wheel);
  
  return; 
}

DTConfigLUTs::~DTConfigLUTs

(

)

Destructor.

Definition at line 74 of file DTConfigLUTs.cc.

{}

Member Function Documentation

int DTConfigLUTs::BTIC ( ) const

inline

BTIC parameter.

Definition at line 56 of file DTConfigLUTs.h.

References m_btic.

Referenced by Lut::Lut().

{ return m_btic; }

float DTConfigLUTs::D ( ) const

inline

d: distance vertex to normal, unit cm.

Definition at line 59 of file DTConfigLUTs.h.

References m_d.

Referenced by DTConfigManager::dumpLUTParam(), and Lut::Lut().

{ return  m_d; }

bool DTConfigLUTs::debug ( ) const

inline

Debug flag.

Definition at line 53 of file DTConfigLUTs.h.

References m_debug.

Referenced by print(), and setDebug().

{ return m_debug; }

void DTConfigLUTs::DSPtoIEEE32	(	short	DSPmantissa,
		short	DSPexp,
		float *	f
	)

DSP to IEEE32 conversion.

Definition at line 114 of file DTConfigLUTs.cc.

References funct::pow().

Referenced by DTConfigLUTs().

{
  DSPexp -= 15;
  *f = DSPmantissa * (float)pow( 2.0, DSPexp );
  return;
}

void DTConfigLUTs::IEEE32toDSP	(	float	f,
		short int &	DSPmantissa,
		short int &	DSPexp
	)

IEEE32 to DSP conversion.

Definition at line 123 of file DTConfigLUTs.cc.

Referenced by DTConfigManager::dumpLUTParam().

{
  long int *pl=0, lm;
  bool sign=false;

  DSPmantissa = 0;
  DSPexp = 0;

  if( f!=0.0 )
  {
        //pl = (long *)&f;
    memcpy(pl,&f,sizeof(float));
        if((*pl & 0x80000000)!=0)
                sign=true;
        lm = ( 0x800000 | (*pl & 0x7FFFFF)); // [1][23bit mantissa]
        lm >>= 9; //reduce to 15bits
        lm &= 0x7FFF;
        DSPexp = ((*pl>>23)&0xFF)-126;
        DSPmantissa = (short)lm;
        if(sign)
                DSPmantissa = - DSPmantissa;  // convert negative value in 2.s complement

  }
  return;
}

void DTConfigLUTs::print

(

void

)

const

Print the setup.

Definition at line 100 of file DTConfigLUTs.cc.

References gather_cfg::cout, debug(), m_btic, m_d, m_wheel, and m_Xcn.

                          {

  std::cout << "******************************************************************************" << std::endl;
  std::cout << "*              DTTrigger configuration : LUT parameters             *" << std::endl;
  std::cout << "******************************************************************************" << std::endl << std::endl;
  std::cout << "Debug flag : " <<  debug()     << std::endl;
  std::cout << "BTIC parameter : " << m_btic << std::endl;
  std::cout << "d: distance vertex to normal, unit cm. " << m_d << std::endl;
  std::cout << "Xcn: distance vertex to normal, unit cm. " << m_Xcn << std::endl;
  std::cout << "wheel sign " << m_wheel << std::endl;
  std::cout << "******************************************************************************" << std::endl;
}

void DTConfigLUTs::setBTIC ( int  btic )

inline

Definition at line 69 of file DTConfigLUTs.h.

References m_btic.

Referenced by DTConfigLUTs().

{ m_btic = btic; }

void DTConfigLUTs::setD ( float  d )

inline

Definition at line 70 of file DTConfigLUTs.h.

References m_d.

Referenced by DTConfigLUTs().

{ m_d = d; }

void DTConfigLUTs::setDebug ( bool  debug )

inline

Set single parameter functions.

Definition at line 68 of file DTConfigLUTs.h.

References debug(), and m_debug.

Referenced by DTConfigDBProducer::readDTCCBConfig().

{ m_debug=debug; }

void DTConfigLUTs::setDefaults ( const edm::ParameterSet &  m_ps )

private

Load pset values into class variables.

Definition at line 81 of file DTConfigLUTs.cc.

References edm::ParameterSet::getUntrackedParameter(), m_btic, m_d, m_debug, m_wheel, and m_Xcn.

Referenced by DTConfigLUTs().

                                                     {

  // Debug flag 
  m_debug = m_ps.getUntrackedParameter<bool>("Debug");

  // BTIC parameter
  m_btic = m_ps.getUntrackedParameter<int>("BTIC");

  // d: distance vertex to normal, unit cm. 
  m_d = m_ps.getUntrackedParameter<double>("D");
  
  // Xcn: distance vertex to normal, unit cm. 
  m_Xcn = m_ps.getUntrackedParameter<double>("XCN");
    
  // wheel sign (-1 or +1)
  m_wheel = m_ps.getUntrackedParameter<int>("WHEEL");
}

void DTConfigLUTs::setWHEEL ( int  wheel )

inline

Definition at line 72 of file DTConfigLUTs.h.

References m_wheel.

Referenced by DTConfigLUTs().

{ m_wheel = wheel; } 

void DTConfigLUTs::setXCN ( float  Xcn )

inline

Definition at line 71 of file DTConfigLUTs.h.

References m_Xcn, and Xcn().

Referenced by DTConfigLUTs().

{ m_Xcn = Xcn; } 

int DTConfigLUTs::Wheel ( ) const

inline

wheel sign (-1 or +1)

Definition at line 65 of file DTConfigLUTs.h.

References m_wheel.

Referenced by DTConfigManager::dumpLUTParam(), and Lut::Lut().

{ return  m_wheel; }

float DTConfigLUTs::Xcn ( ) const

inline

Xcn: distance vertex to normal, unit cm.

Definition at line 62 of file DTConfigLUTs.h.

References m_Xcn.

Referenced by DTConfigLUTs(), DTConfigManager::dumpLUTParam(), Lut::Lut(), and setXCN().

{ return  m_Xcn; }

Member Data Documentation

int DTConfigLUTs::m_btic

private

Definition at line 92 of file DTConfigLUTs.h.

Referenced by BTIC(), print(), setBTIC(), and setDefaults().

float DTConfigLUTs::m_d

private

Definition at line 93 of file DTConfigLUTs.h.

Referenced by D(), print(), setD(), and setDefaults().

bool DTConfigLUTs::m_debug

private

Definition at line 91 of file DTConfigLUTs.h.

Referenced by debug(), setDebug(), and setDefaults().

int DTConfigLUTs::m_wheel

private

Definition at line 95 of file DTConfigLUTs.h.

Referenced by print(), setDefaults(), setWHEEL(), and Wheel().

float DTConfigLUTs::m_Xcn

private

Definition at line 94 of file DTConfigLUTs.h.

Referenced by print(), setDefaults(), setXCN(), and Xcn().