#include <TFCS1DFunction.h>

Inherits TFCSFunction.

Collaboration diagram for TFCS1DFunction:

Public Member Functions
	TFCS1DFunction ()
	~TFCS1DFunction ()
virtual int	ndim () const
	Return the number of dimensions for the function.
virtual void	rnd_to_fct (float value[], const float rnd[]) const
	Function gets array of random numbers rnd[] in the range [0,1) as arguments and returns function value in array value.
virtual double	rnd_to_fct (double rnd) const =0
	Function gets random number rnd in the range [0,1) as argument and returns function value.
virtual bool	operator== (const TFCS1DFunction &ref) const
	The == operator compares the content of instances.
virtual std::size_t	MemorySize () const
	Gives the total memory size, including the size of additional memory allocated inside the class.
bool	msgLvl (const MSG::Level lvl) const
	Check whether the logging system is active at the provided verbosity level.
MsgStream &	msg () const
	Return a stream for sending messages directly (no decoration)
MsgStream &	msg (const MSG::Level lvl) const
	Return a decorated starting stream for sending messages.
MSG::Level	level () const
	Retrieve output level.
virtual void	setLevel (MSG::Level lvl)
	Update outputlevel.

Static Public Member Functions
static double	get_maxdev (TH1 , TH1 )
static double	CheckAndIntegrate1DHistogram (const TH1 *hist, std::vector< double > &integral_vec, int &first, int &last)
static TH1 *generate_histogram_random_slope	ATLAS_NOT_THREAD_SAFE (int nbinsx=50, double xmin=0, double xmax=1, double zerothreshold=0.1)
static TH1 *generate_histogram_random_gauss	ATLAS_NOT_THREAD_SAFE (int nbinsx=50, int ntoy=100000, double xmin=1, double xmax=5, double xpeak=1.5, double sigma=0.6)
static void unit_test	ATLAS_NOT_THREAD_SAFE (TH1 hist, TFCS1DFunction rtof, int nrnd=1000000, TH1 *histfine=nullptr)
static std::string	startMsg (MSG::Level lvl, const std::string &file, int line)
	Make a message to decorate the start of logging.

Private Attributes
std::string	m_nm
	Message source name.

Static Private Attributes
static boost::thread_specific_ptr< MsgStream > m_msg_tls	ATLAS_THREAD_SAFE
	Do not persistify!

Detailed Description

Definition at line 17 of file TFCS1DFunction.h.

Constructor & Destructor Documentation

◆ TFCS1DFunction()

TFCS1DFunction::TFCS1DFunction ( )

inline

Definition at line 19 of file TFCS1DFunction.h.

19{};

◆ ~TFCS1DFunction()

TFCS1DFunction::~TFCS1DFunction ( )

inline

Definition at line 20 of file TFCS1DFunction.h.

20{};

Member Function Documentation

◆ ATLAS_NOT_THREAD_SAFE() [1/3]

TH1 *generate_histogram_random_slope TFCS1DFunction::ATLAS_NOT_THREAD_SAFE	(	int	nbinsx = 50,
		double	xmin = 0,
		double	xmax = 1,
		double	zerothreshold = 0.1 )

static

◆ ATLAS_NOT_THREAD_SAFE() [2/3]

TH1 *generate_histogram_random_gauss TFCS1DFunction::ATLAS_NOT_THREAD_SAFE	(	int	nbinsx = 50,
		int	ntoy = 100000,
		double	xmin = 1,
		double	xmax = 5,
		double	xpeak = 1.5,
		double	sigma = 0.6 )

static

◆ ATLAS_NOT_THREAD_SAFE() [3/3]

void unit_test TFCS1DFunction::ATLAS_NOT_THREAD_SAFE	(	TH1 *	hist,
		TFCS1DFunction *	rtof,
		int	nrnd = 1000000,
		TH1 *	histfine = nullptr )

static

◆ CheckAndIntegrate1DHistogram()

double TFCS1DFunction::CheckAndIntegrate1DHistogram	(	const TH1 *	hist,
		std::vector< double > &	integral_vec,
		int &	first,
		int &	last )

static

Definition at line 53 of file TFCS1DFunction.cxx.

                                                                             {
  ISF_FCS::MLogging logger;
  Int_t nbins = hist->GetNbinsX();
 
  float integral = 0;
  integral_vec.resize(nbins);
  for (int ix = 1; ix <= nbins; ix++) {
    float binval = hist->GetBinContent(ix);
    if (binval < 0) {
      // Can't work if a bin is negative, forcing bins to 0 in this case
      double fraction = binval / hist->Integral();
      if (std::abs(fraction) > 1e-5) {
        ATH_MSG_NOCLASS(logger, "Warning: bin content is negative in histogram "
                                    << hist->GetName() << " : "
                                    << hist->GetTitle() << " binval=" << binval
                                    << " " << fraction * 100
                                    << "% of integral=" << hist->Integral()
                                    << ". Forcing bin to 0.");
      }
      binval = 0;
    }
    integral += binval;
    integral_vec[ix - 1] = integral;
  }
 
  for (first = 0; first < nbins; first++)
    if (integral_vec[first] != 0)
      break;
  for (last = nbins - 1; last > 0; last--)
    if (integral_vec[last] != integral)
      break;
  last++;
 
  if (integral <= 0) {
    ATH_MSG_NOCLASS(logger, "Error: histogram "
                                << hist->GetName() << " : " << hist->GetTitle()
                                << " integral=" << integral << " is <=0");
  }
  return integral;
}

◆ get_maxdev()

double TFCS1DFunction::get_maxdev	(	TH1 *	h_input1,
		TH1 *	h_approx1 )

static

Definition at line 22 of file TFCS1DFunction.cxx.

                                                               {
  TH1D *h_input = (TH1D *)h_input1->Clone("h_input");
  TH1D *h_approx = (TH1D *)h_approx1->Clone("h_approx");
 
  double maxdev = 0.0;
 
  // normalize the histos to the same area:
  double integral_input = h_input->Integral();
  double integral_approx = 0.0;
  for (int b = 1; b <= h_input->GetNbinsX(); b++)
    integral_approx +=
        h_approx->GetBinContent(h_approx->FindBin(h_input->GetBinCenter(b)));
  h_approx->Scale(integral_input / integral_approx);
 
  double ymax = h_approx->GetBinContent(h_approx->GetNbinsX()) -
                h_approx->GetBinContent(h_approx->GetMinimumBin());
  for (int i = 1; i <= h_input->GetNbinsX(); i++) {
    double val = std::abs(h_approx->GetBinContent(
                          h_approx->FindBin(h_input->GetBinCenter(i))) -
                      h_input->GetBinContent(i)) /
                 ymax;
    if (val > maxdev)
      maxdev = val;
  }
 
  delete h_input;
  delete h_approx;
 
  return maxdev * 100.0;
}

◆ level()

MSG::Level ISF_FCS::MLogging::level ( ) const

inlineinherited

Retrieve output level.

Definition at line 201 of file MLogging.h.

201{ return msg().level(); }

ISF_FCS::MLogging::msg

MsgStream & msg() const

Return a stream for sending messages directly (no decoration)

Definition MLogging.h:231

◆ MemorySize()

virtual std::size_t TFCSFunction::MemorySize ( ) const

inlinevirtualinherited

Gives the total memory size, including the size of additional memory allocated inside the class.

Definition at line 19 of file TFCSFunction.h.

19{ return sizeof(*this); };

◆ msg() [1/2]

MsgStream & ISF_FCS::MLogging::msg ( ) const

inlineinherited

Return a stream for sending messages directly (no decoration)

Definition at line 231 of file MLogging.h.

                                      {
  MsgStream *ms = m_msg_tls.get();
  if (!ms) {
    ms = new MsgStream(Athena::getMessageSvc(), m_nm);
    m_msg_tls.reset(ms);
  }
  return *ms;
}

◆ msg() [2/2]

MsgStream & ISF_FCS::MLogging::msg ( const MSG::Level lvl ) const

inlineinherited

Return a decorated starting stream for sending messages.

Definition at line 240 of file MLogging.h.

                                                        {
  return msg() << lvl;
}

◆ msgLvl()

bool ISF_FCS::MLogging::msgLvl ( const MSG::Level lvl ) const

inlineinherited

Check whether the logging system is active at the provided verbosity level.

Definition at line 222 of file MLogging.h.

                                                     {
  if (msg().level() <= lvl) {
    msg() << lvl;
    return true;
  } else {
    return false;
  }
}

◆ ndim()

virtual int TFCS1DFunction::ndim ( ) const

inlinevirtual

Return the number of dimensions for the function.

Reimplemented from TFCSFunction.

Definition at line 22 of file TFCS1DFunction.h.

22{ return 1; };

◆ operator==()

virtual bool TFCS1DFunction::operator== ( const TFCS1DFunction & ref ) const

inlinevirtual

The == operator compares the content of instances.

The implementation in the base class only returns true for a comparison with itself

Reimplemented in TFCS1DFunctionInt32Histogram.

Definition at line 36 of file TFCS1DFunction.h.

                                                           {
    return this == &ref;
  };

◆ rnd_to_fct() [1/2]

virtual double TFCS1DFunction::rnd_to_fct ( double rnd ) const

pure virtual

Function gets random number rnd in the range [0,1) as argument and returns function value.

Implemented in TFCS1DFunctionHistogram, TFCS1DFunctionInt16Histogram, TFCS1DFunctionInt32Histogram, TFCS1DFunctionRegression, TFCS1DFunctionRegressionTF, TFCS1DFunctionSpline, TFCS1DFunctionTemplateHistogram< Txvec, Ty, Trandom >, and TFCS1DFunctionTemplateInterpolationHistogram< Txvec, Ty, Trandom >.

◆ rnd_to_fct() [2/2]

void TFCS1DFunction::rnd_to_fct	(	float	value[],
		const float	rnd[] ) const

virtual

Function gets array of random numbers rnd[] in the range [0,1) as arguments and returns function value in array value.

For a n-dimensional function, value and rnd should both have n elements.

Implements TFCSFunction.

Definition at line 18 of file TFCS1DFunction.cxx.

                                                                      {
  value[0] = rnd_to_fct(rnd[0]);
}

◆ setLevel()

void ISF_FCS::MLogging::setLevel ( MSG::Level lvl )

virtualinherited

Update outputlevel.

Definition at line 105 of file MLogging.cxx.

                                    {
  lvl = (lvl >= MSG::NUM_LEVELS) ? MSG::ALWAYS
        : (lvl < MSG::NIL)       ? MSG::NIL
                                 : lvl;
  msg().setLevel(lvl);
}

◆ startMsg()

std::string ISF_FCS::MLogging::startMsg	(	MSG::Level	lvl,
		const std::string &	file,
		int	line )

staticinherited

Make a message to decorate the start of logging.

Print a message for the start of logging.

Definition at line 116 of file MLogging.cxx.

                                                                          {
  int col1_len = 20;
  int col2_len = 5;
  int col3_len = 10;
  auto last_slash = file.find_last_of('/');
  int path_len = last_slash == std::string::npos ? 0 : last_slash;
  int trim_point = path_len;
  int total_len = file.length();
  if (total_len - path_len > col1_len)
    trim_point = total_len - col1_len;
  std::string trimmed_name = file.substr(trim_point);
  const char *LevelNames[MSG::NUM_LEVELS] = {
      "NIL", "VERBOSE", "DEBUG", "INFO", "WARNING", "ERROR", "FATAL", "ALWAYS"};
  std::string level = LevelNames[lvl];
  std::string level_string = std::string("(") + level + ") ";
  std::stringstream output;
  output << std::setw(col1_len) << std::right << trimmed_name << ":"
         << std::setw(col2_len) << std::left << line << std::setw(col3_len)
         << std::right << level_string;
  return output.str();
}

Member Data Documentation

◆ ATLAS_THREAD_SAFE

boost::thread_specific_ptr<MsgStream> m_msg_tls ISF_FCS::MLogging::ATLAS_THREAD_SAFE

inlinestaticprivateinherited

Do not persistify!

MsgStream instance (a std::cout like with print-out levels)

Definition at line 215 of file MLogging.h.

◆ m_nm

std::string ISF_FCS::MLogging::m_nm

privateinherited

Message source name.

Definition at line 211 of file MLogging.h.

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

Public Member Functions

Static Public Member Functions

Private Attributes

Static Private Attributes

Detailed Description

Constructor & Destructor Documentation

◆ TFCS1DFunction()

◆ ~TFCS1DFunction()

Member Function Documentation

◆ ATLAS_NOT_THREAD_SAFE() [1/3]

◆ ATLAS_NOT_THREAD_SAFE() [2/3]

◆ ATLAS_NOT_THREAD_SAFE() [3/3]

◆ CheckAndIntegrate1DHistogram()

◆ get_maxdev()

◆ level()

◆ MemorySize()

◆ msg() [1/2]

◆ msg() [2/2]

◆ msgLvl()

◆ ndim()

◆ operator==()

◆ rnd_to_fct() [1/2]

◆ rnd_to_fct() [2/2]

◆ setLevel()

◆ startMsg()

Member Data Documentation

◆ ATLAS_THREAD_SAFE

◆ m_nm