l1t::MicroGMTLUT Class Reference

#include <MicroGMTLUT.h>

Inheritance diagram for l1t::MicroGMTLUT:

Public Member Functions
int	checkedInput (unsigned in, unsigned maxWidth) const
void	contentsToStream (std::stringstream &stream)
void	headerToStream (std::stringstream &stream) const
void	initialize ()
void	load (const std::string &inFileName)
virtual int	lookupPacked (int input) const
	MicroGMTLUT ()
void	save (std::ofstream &output)
virtual	~MicroGMTLUT ()

Protected Attributes
std::map< int, int >	m_contents
std::string	m_fname
bool	m_initialized
std::vector < MicroGMTConfiguration::input_t >	m_inputs
unsigned	m_outWidth
unsigned	m_totalInWidth

Detailed Description

Definition at line 13 of file MicroGMTLUT.h.

Constructor & Destructor Documentation

l1t::MicroGMTLUT::MicroGMTLUT ( )

inline

Definition at line 15 of file MicroGMTLUT.h.

: m_totalInWidth(0), m_outWidth(0), m_initialized(false) {};

virtual l1t::MicroGMTLUT::~MicroGMTLUT ( )

inlinevirtual

Definition at line 16 of file MicroGMTLUT.h.

{};

Member Function Documentation

int l1t::MicroGMTLUT::checkedInput	(	unsigned	in,
		unsigned	maxWidth
	)		const

Definition at line 70 of file MicroGMTLUT.cc.

References SiStripMonitorClusterAlca_cfi::maxWidth.

{
  unsigned maxIn = (1 << maxWidth) - 1;
  return (in < maxIn ? in : maxIn);
}

void l1t::MicroGMTLUT::contentsToStream

(

std::stringstream &

stream

)

Definition at line 77 of file MicroGMTLUT.cc.

References recoMuon::in.

Referenced by save().

{
  stream << "\"CONTENT\" : [ ";

  int maxVal = (1<<m_totalInWidth);
  for (int in = 0; in < maxVal; ++in) {
    stream << lookupPacked(in);
    if (in != maxVal - 1) {
      stream << ", ";
    }
  }
  stream << "] " << std::endl;
}

void l1t::MicroGMTLUT::headerToStream

(

std::stringstream &

stream

)

const

Definition at line 92 of file MicroGMTLUT.cc.

Referenced by save().

{
  stream << "{" << std::endl;
  stream << "\"NAME\"      : \"Name of the LUT\","<< std::endl;
  stream << "\"INSTNACES\" : \"List (space separated) of instances of this LUT (differing contents but same in/output)\"," << std::endl;
  stream << "\"INPUTS\"    : \"List (space separated) of inputs in format <input_name>(<input_width>)\"," << std::endl;
  stream << "\"OUTPUTS\"   : \"List (space separated) of outputs in format <output_name>(<output_width>)\"," << std::endl;
  stream << "\"IPBUS_ADD\" : \"Address for access via IPBus\"," << std::endl;
  stream << "\"CONTENT_X\" : \"List (space separated) of outputs from packed int for zero-indexed instance X\"," << std::endl;
}

void l1t::MicroGMTLUT::initialize

(

void

)

Definition at line 60 of file MicroGMTLUT.cc.

References recoMuon::in, and dbtoconf::out.

Referenced by l1t::MicroGMTMatchQualLUT::MicroGMTMatchQualLUT(), and l1t::MicroGMTRankPtQualLUT::MicroGMTRankPtQualLUT().

{
  for (int in = 0; in < (1 << m_totalInWidth); ++in) {
    int out = lookupPacked(in);
    m_contents[in] = out;
  }
  m_initialized = true;
}

void l1t::MicroGMTLUT::load

(

const std::string &

inFileName

)

Definition at line 18 of file MicroGMTLUT.cc.

References Exception, contentValuesFiles::fullPath, and AlCaHLTBitMon_QueryRunRegistry::string.

Referenced by l1t::MicroGMTMatchQualLUT::MicroGMTMatchQualLUT(), and l1t::MicroGMTRankPtQualLUT::MicroGMTRankPtQualLUT().

                                                {
  std::ifstream fstream;
  fstream.open(edm::FileInPath(inFileName.c_str()).fullPath());
  if (!fstream.good()) {
    fstream.close();
    throw cms::Exception("FileOpenError") << "Failed to open LUT file: " << inFileName;
  }


  std::string lineID = "";

  while (!fstream.eof()) {
    // read until either end of file is reached or the CONTENT line is found
    lineID = "";
    fstream >> lineID;
    if (lineID.find("CONTENT_VECTOR") != std::string::npos) break;
  }

  if (fstream.eof()) {
    fstream.close();
    throw cms::Exception("FileOpenError") << "Failed to find LUT contents";
  }

  for (int cntr = 0; cntr < (1 << m_totalInWidth); ++cntr) {
    fstream >> m_contents[cntr];
  }
  m_initialized = true;
  fstream.close();
}

int l1t::MicroGMTLUT::lookupPacked ( int  input ) const

virtual

Reimplemented in l1t::MicroGMTMatchQualLUT, and l1t::MicroGMTRankPtQualLUT.

Definition at line 49 of file MicroGMTLUT.cc.

References Exception.

{
  // sort to make sure the hash is correct?
  if (m_initialized) {
    return m_contents.at(input);
  }
  throw cms::Exception("Unitialized") << "If you're not loading a LUT from file you need to implement lookupPacked.";
  return 0;
}

void l1t::MicroGMTLUT::save

(

std::ofstream &

output

)

Definition at line 8 of file MicroGMTLUT.cc.

References contentsToStream(), headerToStream(), and dbtoconf::out.

Referenced by L1TMicroGMTLUTDumper::dumpLut().

{
  std::stringstream out;
  headerToStream(out);
  contentsToStream(out);
  out << "}" << std::endl;
  output << out.str();
}

Member Data Documentation

std::map<int, int> l1t::MicroGMTLUT::m_contents

protected

Definition at line 38 of file MicroGMTLUT.h.

std::string l1t::MicroGMTLUT::m_fname

protected

Definition at line 39 of file MicroGMTLUT.h.

Referenced by l1t::MicroGMTMatchQualLUT::MicroGMTMatchQualLUT(), and l1t::MicroGMTRankPtQualLUT::MicroGMTRankPtQualLUT().

bool l1t::MicroGMTLUT::m_initialized

protected

Definition at line 40 of file MicroGMTLUT.h.

std::vector<MicroGMTConfiguration::input_t> l1t::MicroGMTLUT::m_inputs

protected

Definition at line 37 of file MicroGMTLUT.h.

Referenced by l1t::MicroGMTMatchQualLUT::MicroGMTMatchQualLUT(), and l1t::MicroGMTRankPtQualLUT::MicroGMTRankPtQualLUT().

unsigned l1t::MicroGMTLUT::m_outWidth

protected

Definition at line 36 of file MicroGMTLUT.h.

Referenced by l1t::MicroGMTRankPtQualLUT::MicroGMTRankPtQualLUT().

unsigned l1t::MicroGMTLUT::m_totalInWidth

protected

Definition at line 35 of file MicroGMTLUT.h.

Referenced by l1t::MicroGMTMatchQualLUT::MicroGMTMatchQualLUT(), and l1t::MicroGMTRankPtQualLUT::MicroGMTRankPtQualLUT().