#include <TFCS1DFunction.h>

Inherits TFCSFunction.

Inherited by TFCS1DFunctionHistogram, TFCS1DFunctionInt16Histogram, TFCS1DFunctionInt32Histogram, TFCS1DFunctionRegression, TFCS1DFunctionSpline, TFCS1DFunctionTemplateHistogram< Txvec, Ty, Trandom >, TFCS1DFunctionTemplateHistogram< TFCS1DFunction_HistogramInt16BinEdges, uint16_t, float >, TFCS1DFunctionTemplateHistogram< TFCS1DFunction_HistogramInt16BinEdges, uint32_t, float >, TFCS1DFunctionTemplateHistogram< TFCS1DFunction_HistogramInt32BinEdges, uint32_t, float >, TFCS1DFunctionTemplateHistogram< TFCS1DFunction_HistogramInt8BinEdges, uint16_t, float >, TFCS1DFunctionTemplateHistogram< TFCS1DFunction_HistogramInt8BinEdges, uint32_t, float >, TFCS1DFunctionTemplateHistogram< TFCS1DFunction_HistogramInt8BinEdges, uint8_t, float >, and TFCS1DFunctionTemplateHistogram< Txvec, Ty, float >.

Collaboration diagram for TFCS1DFunction:

Public Member Functions
	TFCS1DFunction ()

	~TFCS1DFunction ()

virtual int	ndim () const
	Return the number of dimensions for the function. More...

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. More...

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. More...

virtual bool	operator== (const TFCS1DFunction &ref) const
	The == operator compares the content of instances. More...

virtual std::size_t	MemorySize () const
	Gives the total memory size, including the size of additional memory allocated inside the class. More...

bool	msgLvl (const MSG::Level lvl) const
	Check whether the logging system is active at the provided verbosity level. More...

MsgStream &	msg () const
	Return a stream for sending messages directly (no decoration) More...

MsgStream &	msg (const MSG::Level lvl) const
	Return a decorated starting stream for sending messages. More...

MSG::Level	level () const
	Retrieve output level. More...

virtual void	setLevel (MSG::Level lvl)
	Update outputlevel. More...

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. More...

Private Attributes
std::string	m_nm
	Message source name. More...

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

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]

static 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]

static 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]

static 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 52 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 (TMath::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 21 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 = fabs(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(); }

◆ MemorySize()

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

inlinevirtualinherited

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

Reimplemented in TFCS2DFunctionTemplateHistogram< Txvec, Tyvec, Tz, Trandom >, and TFCS1DFunctionTemplateHistogram< Txvec, Ty, Trandom >.

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.

◆ 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 17 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