L1MuGMTLFCOUDeltaEtaLUT Class Reference

#include <L1MuGMTLFCOUDeltaEtaLUT.h>

Inheritance diagram for L1MuGMTLFCOUDeltaEtaLUT:

Public Types
enum	{ DTCSC, CSCDT, CSCbRPC, DTfRPC }
Public Types inherited from L1MuGMTLUT
typedef std::pair< std::string, unsigned >	port

Public Member Functions
	L1MuGMTLFCOUDeltaEtaLUT ()
	constuctor using function-lookup More...
virtual unsigned	LookupFunctionPacked (int idx, unsigned address) const
	access to lookup function with packed input and output More...
unsigned	SpecificLookup (int idx, unsigned eta1, unsigned eta2) const
	specific lookup function for entire output field More...
unsigned	SpecificLookup_delta_eta (int idx, unsigned eta1, unsigned eta2) const
	specific lookup function for delta_eta More...
virtual	~L1MuGMTLFCOUDeltaEtaLUT ()
	destructor More...
Public Member Functions inherited from L1MuGMTLUT
	L1MuGMTLUT ()
	Init and Destruct. More...
	L1MuGMTLUT (const char *name, const std::vector< std::string > &instances, const std::vector< port > &in_widths, const std::vector< port > &out_widths, unsigned vme_addr_width=0, bool distrRAM=false)
	constructor with init More...
	L1MuGMTLUT (const char *name, const std::string &instances, const std::string &inputs, const std::string &outputs, unsigned vme_addr_width=0, bool distrRAM=false)
void	Load (const char *path)
	I/O functions. More...
std::vector< unsigned >	Lookup (int idx, const std::vector< unsigned > &address) const
	additional lookup function (std::vector -> vector) More...
std::vector< unsigned >	Lookup (int idx, unsigned address) const
	additional lookup function (unsigned -> std::vector) More...
unsigned	LookupPacked (int idx, unsigned) const
unsigned	LookupPacked (int idx, const std::vector< unsigned > &address) const
	additional lookup function (std::vector -> unisgned) More...
void	MakeSubClass (const char *fname="", const char *template_file_h="../interface/L1MuGMTLUT_SubClass.h_template", const char *template_file_cc="../interface/L1MuGMTLUT_SubClass.cc_template")
	Add Generate SubClass method. More...
std::string	Name ()
int	numberOfInstances ()
	get the number of Instances More...
void	Save (const char *path)
	save to LUT file More...
virtual	~L1MuGMTLUT ()
	destructor More...

Private Member Functions
void	InitParameters ()
	Initialize scales, configuration parameters, alignment constants, ... More...
unsigned	TheLookupFunction (int idx, unsigned eta1, unsigned eta2) const
	The lookup function - here the functionality of the LUT is implemented. More...

Additional Inherited Members
Protected Member Functions inherited from L1MuGMTLUT
void	Init (const char *name, const std::vector< std::string > &instances, const std::vector< port > &in_widths, const std::vector< port > &out_widths, unsigned vme_addr_width=0, bool distrRAM=false)
	Initialize the LUT. More...
void	Set (int idx, unsigned address, unsigned value)
	set with single address and value More...
std::vector< unsigned >	u2vec (unsigned value, const std::vector< port > &widths) const
	generate composite address or value from compact unsigned More...
unsigned	vec2u (const std::vector< unsigned > &vec, const std::vector< port > &widths) const
	generate address or value from composite address or value More...
Protected Attributes inherited from L1MuGMTLUT
std::vector< std::vector < unsigned > >	m_Contents
bool	m_distrRAM
unsigned	m_GeneralLUTVersion
bool	m_initialized
std::vector< port >	m_Inputs
std::vector< std::string >	m_InstNames
std::string	m_name
int	m_NLUTS
std::vector< port >	m_Outputs
bool	m_saveFlag
unsigned	m_TotalInWidth
unsigned	m_TotalOutWidth
bool	m_UseLookupFunction
unsigned	m_vme_addr_width

Detailed Description

LFCOUDeltaEta look-up table

this class was automatically generated by L1MuGMTLUT::MakeSubClass()

Definition at line 42 of file L1MuGMTLFCOUDeltaEtaLUT.h.

Member Enumeration Documentation

anonymous enum

Enumerator
DTCSC
CSCDT
CSCbRPC
DTfRPC

Definition at line 45 of file L1MuGMTLFCOUDeltaEtaLUT.h.

{DTCSC, CSCDT, CSCbRPC, DTfRPC};

Constructor & Destructor Documentation

L1MuGMTLFCOUDeltaEtaLUT::L1MuGMTLFCOUDeltaEtaLUT ( )

inline

constuctor using function-lookup

Definition at line 48 of file L1MuGMTLFCOUDeltaEtaLUT.h.

References InitParameters().

                            : L1MuGMTLUT("LFCOUDeltaEta", 
                       "DTCSC CSCDT CSCbRPC DTfRPC",
                       "eta1(4) eta2(4)",
                       "delta_eta(4)", 8, true) {
    InitParameters();
  } ;

virtual L1MuGMTLFCOUDeltaEtaLUT::~L1MuGMTLFCOUDeltaEtaLUT ( )

inlinevirtual

destructor

Definition at line 56 of file L1MuGMTLFCOUDeltaEtaLUT.h.

{};

Member Function Documentation

void L1MuGMTLFCOUDeltaEtaLUT::InitParameters ( )

private

Initialize scales, configuration parameters, alignment constants, ...

Definition at line 39 of file L1MuGMTLFCOUDeltaEtaLUT.cc.

Referenced by L1MuGMTLFCOUDeltaEtaLUT().

                                             {
}

virtual unsigned L1MuGMTLFCOUDeltaEtaLUT::LookupFunctionPacked ( int  idx, unsigned  address  ) const

inlinevirtual

access to lookup function with packed input and output

Reimplemented from L1MuGMTLUT.

Definition at line 78 of file L1MuGMTLFCOUDeltaEtaLUT.h.

References L1MuGMTLUT::m_Inputs, TheLookupFunction(), and L1MuGMTLUT::u2vec().

                                                                          {
    std::vector<unsigned> addr = u2vec(address, m_Inputs);
    return TheLookupFunction(idx ,addr[0] ,addr[1]);

  };

unsigned L1MuGMTLFCOUDeltaEtaLUT::SpecificLookup ( int  idx, unsigned  eta1, unsigned  eta2  ) const

inline

specific lookup function for entire output field

Definition at line 67 of file L1MuGMTLFCOUDeltaEtaLUT.h.

References L1MuGMTLUT::LookupPacked().

                                                                        {
    std::vector<unsigned> addr(2);
    addr[0] = eta1;
    addr[1] = eta2;
    return LookupPacked(idx, addr);
  };

unsigned L1MuGMTLFCOUDeltaEtaLUT::SpecificLookup_delta_eta ( int  idx, unsigned  eta1, unsigned  eta2  ) const

inline

specific lookup function for delta_eta

Definition at line 59 of file L1MuGMTLFCOUDeltaEtaLUT.h.

References L1MuGMTLUT::Lookup().

Referenced by L1MuGMTMatcher::lookup_mq().

                                                                                  {
    std::vector<unsigned> addr(2);
    addr[0] = eta1;
    addr[1] = eta2;
    return Lookup(idx, addr) [0];
  };

unsigned L1MuGMTLFCOUDeltaEtaLUT::TheLookupFunction ( int  idx, unsigned  eta1, unsigned  eta2  ) const

private

The lookup function - here the functionality of the LUT is implemented.

Definition at line 54 of file L1MuGMTLFCOUDeltaEtaLUT.cc.

References kinem::delta_eta(), L1MuScale::getCenter(), L1MuGMTScales::getDeltaEtaScale(), L1MuGMTConfig::getGMTScales(), L1MuGMTScales::getOvlEtaScale(), L1MuScale::getPacked(), L1MuScale::getScaleMax(), timeUnitHelper::pack(), and L1MuSignedPacking< Bits >::packedFromIdx().

Referenced by LookupFunctionPacked().

                                                                                                {
  // idx is DTCSC, CSCDT, bRPCCSC, fRPCDT
  // INPUTS:  eta1(4) eta2(4)
  // OUTPUTS: delta_eta(4) 

  const L1MuGMTScales* theGMTScales = L1MuGMTConfig::getGMTScales();

  // check out of range in inputs
  L1MuSignedPacking<4> pack;
  unsigned delta_eta_OOR = pack.packedFromIdx (-8);

  if (eta1==7 || eta2 ==7) return delta_eta_OOR;

  int type1=0, type2=0;
  switch (idx) {
    case 0: type1 = 0; type2 = 2; break; // DT, CSC
    case 1: type1 = 2; type2 = 0; break; // CSC, DT
    case 2: type1 = 1; type2 = 2; break; // bRPC, CSC
    case 3: type1 = 3; type2 = 0; break; // fRPC, DT
  }

  float etaValue1 = theGMTScales->getOvlEtaScale(type1)->getCenter(eta1);
  float etaValue2 = theGMTScales->getOvlEtaScale(type2)->getCenter(eta2); 

  float delta_eta = etaValue1 - etaValue2;

  unsigned delta_eta_4bit = 0;

  // check out of range
  if (delta_eta < theGMTScales->getDeltaEtaScale(idx+2)->getScaleMin() ||
      delta_eta > theGMTScales->getDeltaEtaScale(idx+2)->getScaleMax()) {
    delta_eta_4bit = delta_eta_OOR;
  }
  else {
    delta_eta_4bit = theGMTScales->getDeltaEtaScale(idx+2)->getPacked( delta_eta );
  }
    
  return delta_eta_4bit;
}