#include <ZDCFitWrapper.h>

Inheritance diagram for ZDCFitExpFermiVariableTausInduct:

Collaboration diagram for ZDCFitExpFermiVariableTausInduct:

Public Member Functions
	ZDCFitExpFermiVariableTausInduct (const std::string &tag, float tmin, float tmax, bool fixTau1, bool fixTau2, float tau1, float tau2)
	ZDCFitExpFermiVariableTausInduct (const std::string &tag, const std::string &paramSet, float tmin, float tmax, bool fixTau1, bool fixTau2, float tau1, float tau2)
virtual void	DoInitialize (float initialAmp, float initialT0, float ampMin, float ampMax) override
virtual void	SetT0FitLimits (float tMin, float tMax) override
void	FixDelta (float value)
virtual float	GetAmplitude () const override
virtual float	GetAmpError () const override
virtual float	GetTau1 () const override
virtual float	GetTau2 () const override
virtual float	GetTime () const override
virtual unsigned int	GetNumShapeParameters () const override
virtual float	GetShapeParameter (size_t index) const override
virtual float	GetBkgdMaxFraction () const override
virtual double	operator() (const double x, const double p) override
virtual void	doConstrainFit () override
virtual void	doUnconstrainFit () override
bool	HaveParameterSet () const
void	OverrideParameterSet (const std::vector< FitParameter > &parameterSet)
const FitParameter &	GetParameterDescr (const std::string &name)
void	Initialize (float initialAmp, float initialT0, float ampMin, float ampMax)
void	Initialize (float initialAmp, float initialT0, float ampMin, float ampMax, float fitTmin, float fitTmax, float fitTRef)
bool	finalized () const
virtual void	Finalize ()
void	SetAmpMinMax (float minAmp, float maxAmp)
void	SetT0Range (float t0Min, float t0Max)
void	ConstrainFit ()
void	UnconstrainFit ()
float	GetMinAmp () const
float	GetMaxAmp () const
float	GetTMin () const
float	GetTMax () const
float	GetT0Min () const
float	GetT0Max () const
float	GetTMinAdjust () const
virtual std::shared_ptr< TF1 >	GetWrapperTF1 ()
virtual const TF1 *	GetWrapperTF1 () const
virtual TF1 *	GetWrapperTF1RawPtr () const

Protected Member Functions
virtual void	DoFinalize () override
void	LoadDefaultParameterSet (const std::vector< FitParameter > &parameterSet)

Protected Attributes
bool	m_fixTau1 {false}
bool	m_fixTau2 {false}
bool	m_fixDelta {false}
float	m_tau1 {0}
float	m_tau2 {0}
float	m_tFuncMax {-999}
float	m_funcMax {-999}

Private Attributes
std::shared_ptr< TF1 >	m_wrapperTF1 {}
float	m_tmin {0}
float	m_tmax {0}
float	m_ampMin {0}
float	m_ampMax {0}
float	m_t0Min {0}
float	m_t0Max {0}
bool	m_adjTLimitsEvent {false}
float	m_tminAdjust {0}
float	m_tempTmin {0}
float	m_tempTmax {0}
bool	m_haveParameterSet {false}
std::vector< FitParameter >	m_parameterSet
bool	m_finalized {false}

Static Private Attributes
static const std::map< std::string, std::vector< ZDCFitWrapper::FitParameter > >	s_ConfigParamMap

Detailed Description

Definition at line 393 of file ZDCFitWrapper.h.

Constructor & Destructor Documentation

◆ ZDCFitExpFermiVariableTausInduct() [1/2]

ZDCFitExpFermiVariableTausInduct::ZDCFitExpFermiVariableTausInduct	(	const std::string &	tag,
		float	tmin,
		float	tmax,
		bool	fixTau1,
		bool	fixTau2,
		float	tau1,
		float	tau2 )

Definition at line 481 of file ZDCFitWrapper.cxx.

                                                                                                                                                                   :
  ZDCFitWrapper(std::make_shared<TF1>(("ExpFermiVariableTausInduct" + tag).c_str(), ZDCFermiExpFitInduct, tmin, tmax, 10)),
  m_fixTau1(fixTau1), m_fixTau2(fixTau2), m_tau1(tau1), m_tau2(tau2)
{
  std::shared_ptr<TF1> theTF1 = ZDCFitWrapper::GetWrapperTF1();
 
  theTF1->SetParName(0, "Amp");
  theTF1->SetParName(1, "T0");
  theTF1->SetParName(2, "tau1");
  theTF1->SetParName(3, "tau2");
  theTF1->SetParName(4, "C");
  theTF1->SetParName(5, "period");
  theTF1->SetParName(6, "IndA");
  theTF1->SetParName(7, "IndB");
  theTF1->SetParName(8, "tauI");
  theTF1->SetParName(9, "delta");
 
  theTF1->SetParLimits(1, tmin, tmax);
  theTF1->SetParLimits(4, -50, 50);
  theTF1->SetParLimits(5, 10, 50);
  theTF1->SetParLimits(6, 0, 2);
  theTF1->SetParLimits(7, 0, 2);
  //  theTF1->SetParLimits(8, 1, 6);
  theTF1->FixParameter(8, 5.5);
  theTF1->FixParameter(5, 16);
  //  theTF1->SetParLimits(9, 0, 0.05);
 
  
  FixDelta(0.015);
  
  if (m_fixTau1) theTF1->FixParameter(2, m_tau1);
  else theTF1->SetParLimits(2, 0.5, 3);
    
  if (m_fixTau2) theTF1->FixParameter(3, m_tau2);
  else theTF1->SetParLimits(3, 3.5, 8);
}

◆ ZDCFitExpFermiVariableTausInduct() [2/2]

ZDCFitExpFermiVariableTausInduct::ZDCFitExpFermiVariableTausInduct	(	const std::string &	tag,
		const std::string &	paramSet,
		float	tmin,
		float	tmax,
		bool	fixTau1,
		bool	fixTau2,
		float	tau1,
		float	tau2 )

Definition at line 519 of file ZDCFitWrapper.cxx.

                                                                                                                                                                                               :
  ZDCFitWrapper(std::make_shared<TF1>(("ExpFermiVariableTausInduct" + tag).c_str(), ZDCFermiExpFitInduct, tmin, tmax, 10),
        s_ConfigParamMap.at("default"))
{
  
  auto iter = s_ConfigParamMap.find(paramSet);
  if (iter == s_ConfigParamMap.end()) throw std::runtime_error("ZDCFitExpFermiVariableTausInduct:: invalid parameter set identifier: " + paramSet);
 
  std::vector<ZDCFitWrapper::FitParameter> overRideParams = iter->second;
  
  // Handle the JSON-based tau settings (this is ugly and temporary until we get the more general parameter overriding implemented)
  //
  auto tau1Iter = std::find_if(overRideParams.begin(), overRideParams.end(), [](const FitParameter& parDesc){return parDesc.name() == "tau1";});
  if (tau1Iter != overRideParams.end()) {
    if (fixTau1) tau1Iter->setFixed(tau1);
    else tau1Iter->setDefaultValue(tau1);
  }
  else {
    FitParameter tau1Descr = GetParameterDescr("tau1");
    if (fixTau1) tau1Descr.setFixed(tau1);
    else tau1Descr.setDefaultValue(tau1);
    overRideParams.push_back(std::move(tau1Descr));
  }
 
  auto tau2Iter = std::find_if(overRideParams.begin(), overRideParams.end(), [](const FitParameter& parDesc){return parDesc.name() == "tau2";});
  if (tau2Iter != overRideParams.end()) {
    if (fixTau2) tau2Iter->setFixed(tau2);
    else tau2Iter->setDefaultValue(tau2);
  }
  else {
    FitParameter tau2Descr = GetParameterDescr("tau2");
    if (fixTau2) tau2Descr.setFixed(tau2);
    else tau2Descr.setDefaultValue(std::move(tau2));    
    overRideParams.push_back(tau2Descr);
  }
 
  OverrideParameterSet(overRideParams);
}

Member Function Documentation

◆ ConstrainFit()

void ZDCFitWrapper::ConstrainFit ( )

inherited

Definition at line 277 of file ZDCFitWrapper.cxx.

{
  if (m_haveParameterSet) {  
    auto tf1_p = GetWrapperTF1(); 
 
    for (unsigned int ipar = 2; ipar < m_parameterSet.size(); ipar++) {
      const auto & fitparDescr = m_parameterSet[ipar];
      
      if (!fitparDescr.fixed() && fitparDescr.constrainFixed()) {
    tf1_p->FixParameter(ipar, fitparDescr.constrainValue());
      }
    }
  }
  else doConstrainFit();
}

◆ doConstrainFit()

void ZDCFitExpFermiVariableTausInduct::doConstrainFit ( )

overridevirtual

Implements ZDCFitWrapper.

Definition at line 603 of file ZDCFitWrapper.cxx.

{
  std::shared_ptr<TF1> theTF1 = ZDCFitWrapper::GetWrapperTF1();
  theTF1->FixParameter(6, 0.25);
  theTF1->FixParameter(4, 0);
  // theTF1->FixParameter(7, 0.1);
}

◆ DoFinalize()

virtual void ZDCFitExpFermiVariableTausInduct::DoFinalize ( )

inlineoverrideprotectedvirtual

Reimplemented from ZDCFitWrapper.

Definition at line 408 of file ZDCFitWrapper.h.

  {
    TF1* theTF1 = GetWrapperTF1RawPtr();
    theTF1->SetNpx(20);
    m_tFuncMax = getInductFuncTimeMax(theTF1);
    m_funcMax = GetWrapperTF1()->Eval(m_tFuncMax);
    theTF1->SetNpx(1000);
  }

◆ DoInitialize()

void ZDCFitExpFermiVariableTausInduct::DoInitialize	(	float	initialAmp,
		float	initialT0,
		float	ampMin,
		float	ampMax )

overridevirtual

Implements ZDCFitWrapper.

Definition at line 558 of file ZDCFitWrapper.cxx.

{
  // Note: if we  use parameter sets, this code never gets called as the base class executes the initialize
  //
  std::shared_ptr<TF1> theTF1 = ZDCFitWrapper::GetWrapperTF1();
 
  theTF1->SetParameter(0, initialAmp);
  theTF1->SetParLimits(0, ampMin, ampMax);
 
  float t0 = initialT0;
  if (t0 < GetT0Min()) t0 = GetT0Min()*1.1;
  if (t0 > GetT0Max()) t0 = GetT0Max()/1.1;
  theTF1->SetParameter(1, t0);
 
  theTF1->SetParameter(6, 0.25);
  theTF1->SetParameter(7, 0.8);
  if (!m_fixDelta) theTF1->SetParameter(9, 0.);
 
  if (!m_fixTau1) theTF1->SetParameter(2, m_tau1);
  if (!m_fixTau2) theTF1->SetParameter(3, m_tau2);
 
  // Set the parameter errors which ROOT now uses <<<to set the initial step sizes>>>
  //
  double ampStep = std::min(0.05*initialAmp, std::abs(ampMax - initialAmp)/2.);
  
  theTF1->SetParError(0, ampStep);
  theTF1->SetParError(1, 1.0);
 
  if (!m_fixTau1) theTF1->SetParError(2, 0.05);
  if (!m_fixTau2) theTF1->SetParError(3, 0.25);
 
  theTF1->SetParError(4, 1);
  theTF1->SetParError(5, 5);
  theTF1->SetParError(6, 0.1);
  theTF1->SetParError(7, 0.1);
}

◆ doUnconstrainFit()

void ZDCFitExpFermiVariableTausInduct::doUnconstrainFit ( )

overridevirtual

Implements ZDCFitWrapper.

Definition at line 611 of file ZDCFitWrapper.cxx.

{
  std::shared_ptr<TF1> theTF1 = ZDCFitWrapper::GetWrapperTF1();
  theTF1->ReleaseParameter(6);
  theTF1->ReleaseParameter(4);
  theTF1->SetParLimits(6, 0, 2);
  theTF1->SetParLimits(4, -50, 50);
 
}

◆ Finalize()

virtual void ZDCFitWrapper::Finalize ( )

inlinevirtualinherited

Definition at line 136 of file ZDCFitWrapper.h.

  {
    DoFinalize();
    m_finalized = true;
  }

◆ finalized()

bool ZDCFitWrapper::finalized ( ) const

inlineinherited

Definition at line 134 of file ZDCFitWrapper.h.

134{return m_finalized;}

◆ FixDelta()

void ZDCFitExpFermiVariableTausInduct::FixDelta ( float value )

inline

Definition at line 426 of file ZDCFitWrapper.h.

  {
    m_fixDelta = true;
    ZDCFitWrapper::GetWrapperTF1()->FixParameter(9, value);
  }

◆ GetAmpError()

virtual float ZDCFitExpFermiVariableTausInduct::GetAmpError ( ) const

inlineoverridevirtual

Implements ZDCFitWrapper.

Definition at line 439 of file ZDCFitWrapper.h.

                                             {
    return GetWrapperTF1()->GetParError(0);
  }

◆ GetAmplitude()

virtual float ZDCFitExpFermiVariableTausInduct::GetAmplitude ( ) const

inlineoverridevirtual

Implements ZDCFitWrapper.

Definition at line 432 of file ZDCFitWrapper.h.

                                              {
    if (finalized()) return m_funcMax;
    double time = getInductFuncTimeMax(GetWrapperTF1());
    if (std::isnan(time)) return 0;
    return GetWrapperTF1()->Eval(time);
  }

◆ GetBkgdMaxFraction()

virtual float ZDCFitExpFermiVariableTausInduct::GetBkgdMaxFraction ( ) const

inlineoverridevirtual

Implements ZDCFitWrapper.

Definition at line 459 of file ZDCFitWrapper.h.

  {
    
    const TF1* theTF1 = ZDCFitWrapper::GetWrapperTF1();
    double amp = GetAmplitude();
    double constant = theTF1->GetParameter(4);
 
    if (amp > 1e-6) return constant / amp;
    else return -1;
  }

◆ GetMaxAmp()

float ZDCFitWrapper::GetMaxAmp ( ) const

inlineinherited

Definition at line 172 of file ZDCFitWrapper.h.

172{return m_ampMax;}

ZDCFitWrapper::m_ampMax

float m_ampMax

Definition ZDCFitWrapper.h:69

◆ GetMinAmp()

float ZDCFitWrapper::GetMinAmp ( ) const

inlineinherited

Definition at line 171 of file ZDCFitWrapper.h.

171{return m_ampMin;}

ZDCFitWrapper::m_ampMin

float m_ampMin

Definition ZDCFitWrapper.h:68

◆ GetNumShapeParameters()

virtual unsigned int ZDCFitExpFermiVariableTausInduct::GetNumShapeParameters ( ) const

inlineoverridevirtual

Implements ZDCFitWrapper.

Definition at line 451 of file ZDCFitWrapper.h.

451{return 5;}

◆ GetParameterDescr()

const ZDCFitWrapper::FitParameter & ZDCFitWrapper::GetParameterDescr ( const std::string & name )

inherited

Definition at line 118 of file ZDCFitWrapper.cxx.

{
  auto iter = std::find_if(m_parameterSet.begin(), m_parameterSet.end(),
               [name](const FitParameter& parDesc){return parDesc.name() == name;});
  if (iter == m_parameterSet.end()) throw std::logic_error("ZDCFitWrapper::GetParameterDescr: invalid parameter name: " + name );
  return *iter;
}

◆ GetShapeParameter()

virtual float ZDCFitExpFermiVariableTausInduct::GetShapeParameter ( size_t index ) const

inlineoverridevirtual

Implements ZDCFitWrapper.

Definition at line 453 of file ZDCFitWrapper.h.

  {
    if (index < 5) return GetWrapperTF1()->GetParameter(4+index);
    else throw std::runtime_error("Fit parameter does not exist.");
  }

◆ GetT0Max()

float ZDCFitWrapper::GetT0Max ( ) const

inlineinherited

Definition at line 182 of file ZDCFitWrapper.h.

                         {
    if (m_adjTLimitsEvent) return m_tempTmax;
    else return m_t0Max;
  }

◆ GetT0Min()

float ZDCFitWrapper::GetT0Min ( ) const

inlineinherited

Definition at line 177 of file ZDCFitWrapper.h.

                         {
    if (m_adjTLimitsEvent) return m_tempTmin;
    else return m_t0Min;
  }

◆ GetTau1()

virtual float ZDCFitExpFermiVariableTausInduct::GetTau1 ( ) const

inlineoverridevirtual

Implements ZDCFitWrapper.

Definition at line 443 of file ZDCFitWrapper.h.

443{return GetWrapperTF1()->GetParameter(2);}

◆ GetTau2()

virtual float ZDCFitExpFermiVariableTausInduct::GetTau2 ( ) const

inlineoverridevirtual

Implements ZDCFitWrapper.

Definition at line 444 of file ZDCFitWrapper.h.

444{return GetWrapperTF1()->GetParameter(3);}

◆ GetTime()

virtual float ZDCFitExpFermiVariableTausInduct::GetTime ( ) const

inlineoverridevirtual

Implements ZDCFitWrapper.

Definition at line 446 of file ZDCFitWrapper.h.

                                         {
    if (finalized()) return m_tFuncMax;
    else return getInductFuncTimeMax(GetWrapperTF1());
  }

◆ GetTMax()

float ZDCFitWrapper::GetTMax ( ) const

inlineinherited

Definition at line 175 of file ZDCFitWrapper.h.

175{return m_tmax;}

ZDCFitWrapper::m_tmax

float m_tmax

Definition ZDCFitWrapper.h:66

◆ GetTMin()

float ZDCFitWrapper::GetTMin ( ) const

inlineinherited

Definition at line 174 of file ZDCFitWrapper.h.

174{return m_tmin;}

ZDCFitWrapper::m_tmin

float m_tmin

Definition ZDCFitWrapper.h:65

◆ GetTMinAdjust()

float ZDCFitWrapper::GetTMinAdjust ( ) const

inlineinherited

Definition at line 187 of file ZDCFitWrapper.h.

187{return m_tminAdjust;}

ZDCFitWrapper::m_tminAdjust

float m_tminAdjust

Definition ZDCFitWrapper.h:75

◆ GetWrapperTF1() [1/2]

virtual std::shared_ptr< TF1 > ZDCFitWrapper::GetWrapperTF1 ( )

inlinevirtualinherited

Definition at line 196 of file ZDCFitWrapper.h.

196{return m_wrapperTF1;}

ZDCFitWrapper::m_wrapperTF1

std::shared_ptr< TF1 > m_wrapperTF1

Definition ZDCFitWrapper.h:63

◆ GetWrapperTF1() [2/2]

virtual const TF1 * ZDCFitWrapper::GetWrapperTF1 ( ) const

inlinevirtualinherited

Definition at line 197 of file ZDCFitWrapper.h.

197{return m_wrapperTF1.get();}

◆ GetWrapperTF1RawPtr()

virtual TF1 * ZDCFitWrapper::GetWrapperTF1RawPtr ( ) const

inlinevirtualinherited

Definition at line 198 of file ZDCFitWrapper.h.

198{return m_wrapperTF1.get();}

◆ HaveParameterSet()

bool ZDCFitWrapper::HaveParameterSet ( ) const

inlineinherited

Definition at line 127 of file ZDCFitWrapper.h.

127{return m_haveParameterSet;}

◆ Initialize() [1/2]

void ZDCFitWrapper::Initialize	(	float	initialAmp,
		float	initialT0,
		float	ampMin,
		float	ampMax )

inherited

Definition at line 199 of file ZDCFitWrapper.cxx.

{
  // Clear the errors on the TF1 because retaining the errors seems to affect 
  //   the convergence of fits 
  //
  auto tf1_p = GetWrapperTF1(); 
  unsigned int npar = tf1_p->GetNpar();
  std::vector<double> zeroVec(npar, 0.0);
  GetWrapperTF1()->SetParErrors(&zeroVec[0]);
 
  // If we adjusted the time range on the previous event, restore to default
  //
  if (m_adjTLimitsEvent) {
    SetT0FitLimits(m_t0Min, m_t0Max);
 
    m_adjTLimitsEvent = false;
    m_tminAdjust = 0;
  }
 
  SetAmpMinMax(ampMin, ampMax);
 
  //
  // Do we have parameter sets?
  //
  if (m_haveParameterSet) {  
    for (unsigned int ipar = 0; ipar < m_parameterSet.size(); ipar++) {
      //
      // Yes, use parameter descriptors to initialize the TF1
      //
      const auto & fitparDescr = m_parameterSet[ipar];
      
      if (!fitparDescr.fixed()) {
    tf1_p->SetParameter(ipar, fitparDescr.defaultValue());
    tf1_p->SetParError(ipar, fitparDescr.stepSize());
      }
    }
 
    tf1_p->SetParameter(0, initialAmp);    
    tf1_p->SetParameter(1, initialT0);    
  }
  else {
    //
    // No, perform the wrapper-implemented initialize
    //
    DoInitialize(initialAmp, initialT0, ampMin, ampMax);
 
    // Clear the errors on the TF1 because retaining the errors seems to affect 
    //   the convergence of fits
    //
    unsigned int npar = GetWrapperTF1()->GetNpar();
    std::vector<double> zeroVec(npar, 0.0);
    tf1_p->SetParErrors(&zeroVec[0]);
 
  }
}

◆ Initialize() [2/2]

void ZDCFitWrapper::Initialize	(	float	initialAmp,
		float	initialT0,
		float	ampMin,
		float	ampMax,
		float	fitTmin,
		float	fitTmax,
		float	fitTRef )

inherited

Definition at line 255 of file ZDCFitWrapper.cxx.

{
 
  // First do the nominal initializatioon
  //
  Initialize(initialAmp, initialT0, ampMin, ampMax);
 
  // Now account for the modified time range
  //
  m_adjTLimitsEvent = true;
 
  // Handle the specific limits on T0 
  //
  m_tminAdjust = fitTRef; // Note: this is the time corresponding to the sample used for presample subtraction 
 
  m_tempTmin = std::max(m_t0Min, fitTmin);
  m_tempTmax = std::min(m_t0Max, fitTmax);
  
  SetAmpMinMax(ampMin, ampMax);
  SetT0FitLimits(m_tempTmin, m_tempTmax);
}

◆ LoadDefaultParameterSet()

void ZDCFitWrapper::LoadDefaultParameterSet ( const std::vector< FitParameter > & parameterSet )

protectedinherited

Definition at line 126 of file ZDCFitWrapper.cxx.

{
  // First step is to check consistency with number of parameters in TF1
  //
  if (int(parameterSet.size()) != m_wrapperTF1->GetNpar()) throw std::logic_error("ZDCFitWrapper::LoadDefaultParameterSet:: Incorrect number of parameters in default parameter set");
 
  m_parameterSet = parameterSet;
  m_haveParameterSet = true;
 
  std::shared_ptr<TF1> theTF1 = ZDCFitWrapper::GetWrapperTF1();
 
  // Loop over passed descriptors
  //
  unsigned parIndex = 0;
  for (const auto & parDescr : parameterSet) {
    //
    // Load the settings for this parameter in the TF1
    //
    std::string name = parDescr.name();
    theTF1->SetParName(parIndex, name.c_str());
    
    bool fixed = parDescr.fixed();
    
    if (fixed) {
      float fixedValue = parDescr.defaultValue();
      theTF1->FixParameter(parIndex, fixedValue);
    }
    else {
      float lowerLimit = parDescr.lowerLimit();
      float upperLimit = parDescr.upperLimit();
      theTF1->SetParLimits(parIndex, lowerLimit, upperLimit);
    }
 
    parIndex++;
  }
}

◆ operator()()

virtual double ZDCFitExpFermiVariableTausInduct::operator()	(	const double *	x,
		const double *	p )

inlineoverridevirtual

Implements ZDCFitWrapper.

Definition at line 470 of file ZDCFitWrapper.h.

                                                                       {
    return ZDCFermiExpFitInduct(x, p);
  }

◆ OverrideParameterSet()

void ZDCFitWrapper::OverrideParameterSet ( const std::vector< FitParameter > & parameterSet )

inherited

Definition at line 163 of file ZDCFitWrapper.cxx.

{
  std::shared_ptr<TF1> theTF1 = ZDCFitWrapper::GetWrapperTF1();
 
  // Loop over the provided parameter descriptors
  //
  for (const auto & parDescr : overParamSet) {
    std::string inputName = parDescr.name();
 
    // Fit the parameter name in the current list
    //
    auto iter = std::find_if(m_parameterSet.begin(), m_parameterSet.end(),
                 [inputName](const FitParameter& parDesc){return parDesc.name() == inputName;});
    if (iter == m_parameterSet.end()) throw std::logic_error("ZDCFitWrapper::OverrideParameterSet: invalid parameter name: " +inputName );
 
    // Update the descriptor for this parameter
    //
    (*iter) = parDescr;
    
    // Update the settings in the TF!
    //
    unsigned int parIndex = std::distance(m_parameterSet.begin(), iter);
    bool fixed = parDescr.fixed();
 
    if (fixed) {
      float fixedValue = parDescr.defaultValue();
      theTF1->FixParameter(parIndex, fixedValue);
    }
    else {
      float lowerLimit = parDescr.lowerLimit();
      float upperLimit = parDescr.upperLimit();
      theTF1->SetParLimits(parIndex, lowerLimit, upperLimit);
    }
  }
}

◆ SetAmpMinMax()

void ZDCFitWrapper::SetAmpMinMax	(	float	minAmp,
		float	maxAmp )

inlineinherited

Definition at line 147 of file ZDCFitWrapper.h.

  {
    m_ampMin = minAmp;
    m_ampMax = maxAmp;
  }

◆ SetT0FitLimits()

void ZDCFitExpFermiVariableTausInduct::SetT0FitLimits	(	float	tMin,
		float	tMax )

overridevirtual

Implements ZDCFitWrapper.

Definition at line 595 of file ZDCFitWrapper.cxx.

{
  // Set the parameter limits accordingly on the TF1
  //
  std::shared_ptr<TF1> theTF1 = ZDCFitWrapper::GetWrapperTF1();
  theTF1->SetParLimits(1, t0Min, t0Max);
}

◆ SetT0Range()

void ZDCFitWrapper::SetT0Range	(	float	t0Min,
		float	t0Max )

inlineinherited

Definition at line 153 of file ZDCFitWrapper.h.

  {
    m_t0Min = t0Min;
    m_t0Max = t0Max;
 
    SetT0FitLimits(t0Min, t0Max);
  }

◆ UnconstrainFit()

void ZDCFitWrapper::UnconstrainFit ( )

inherited

Definition at line 293 of file ZDCFitWrapper.cxx.

{
  if (m_haveParameterSet) {  
    auto tf1_p = GetWrapperTF1();
    
    for (unsigned int ipar = 2; ipar < m_parameterSet.size(); ipar++) {
      const auto & fitparDescr = m_parameterSet[ipar];
      
      if (!fitparDescr.fixed() && fitparDescr.constrainFixed()) {
    tf1_p->ReleaseParameter(ipar);
    tf1_p->SetParameter(ipar, fitparDescr.defaultValue());
 
    float lowerLimit = fitparDescr.lowerLimit();
    float upperLimit = fitparDescr.upperLimit();
    tf1_p->SetParLimits(ipar, lowerLimit, upperLimit);
 
    tf1_p->SetParError(ipar, fitparDescr.stepSize());
      }
    }
  }
  else doUnconstrainFit();
}

Member Data Documentation

◆ m_adjTLimitsEvent

bool ZDCFitWrapper::m_adjTLimitsEvent {false}

privateinherited

Definition at line 74 of file ZDCFitWrapper.h.

74{false};

◆ m_ampMax

float ZDCFitWrapper::m_ampMax {0}

privateinherited

Definition at line 69 of file ZDCFitWrapper.h.

69{0};

◆ m_ampMin

float ZDCFitWrapper::m_ampMin {0}

privateinherited

Definition at line 68 of file ZDCFitWrapper.h.

68{0};

◆ m_finalized

bool ZDCFitWrapper::m_finalized {false}

privateinherited

Definition at line 82 of file ZDCFitWrapper.h.

82{false};

◆ m_fixDelta

bool ZDCFitExpFermiVariableTausInduct::m_fixDelta {false}

protected

Definition at line 400 of file ZDCFitWrapper.h.

400{false};

◆ m_fixTau1

bool ZDCFitExpFermiVariableTausInduct::m_fixTau1 {false}

protected

Definition at line 398 of file ZDCFitWrapper.h.

398{false};

◆ m_fixTau2

bool ZDCFitExpFermiVariableTausInduct::m_fixTau2 {false}

protected

Definition at line 399 of file ZDCFitWrapper.h.

399{false};

◆ m_funcMax

float ZDCFitExpFermiVariableTausInduct::m_funcMax {-999}

protected

Definition at line 406 of file ZDCFitWrapper.h.

406{-999};

◆ m_haveParameterSet

bool ZDCFitWrapper::m_haveParameterSet {false}

privateinherited

Definition at line 79 of file ZDCFitWrapper.h.

79{false};

◆ m_parameterSet

std::vector<FitParameter> ZDCFitWrapper::m_parameterSet

privateinherited

Definition at line 80 of file ZDCFitWrapper.h.

◆ m_t0Max

float ZDCFitWrapper::m_t0Max {0}

privateinherited

Definition at line 72 of file ZDCFitWrapper.h.

72{0};

◆ m_t0Min

float ZDCFitWrapper::m_t0Min {0}

privateinherited

Definition at line 71 of file ZDCFitWrapper.h.

71{0};

◆ m_tau1

float ZDCFitExpFermiVariableTausInduct::m_tau1 {0}

protected

Definition at line 402 of file ZDCFitWrapper.h.

402{0};

◆ m_tau2

float ZDCFitExpFermiVariableTausInduct::m_tau2 {0}

protected

Definition at line 403 of file ZDCFitWrapper.h.

403{0};

◆ m_tempTmax

float ZDCFitWrapper::m_tempTmax {0}

privateinherited

Definition at line 77 of file ZDCFitWrapper.h.

77{0};

◆ m_tempTmin

float ZDCFitWrapper::m_tempTmin {0}

privateinherited

Definition at line 76 of file ZDCFitWrapper.h.

76{0};

◆ m_tFuncMax

float ZDCFitExpFermiVariableTausInduct::m_tFuncMax {-999}

protected

Definition at line 405 of file ZDCFitWrapper.h.

405{-999};

◆ m_tmax

float ZDCFitWrapper::m_tmax {0}

privateinherited

Definition at line 66 of file ZDCFitWrapper.h.

66{0};

◆ m_tmin

float ZDCFitWrapper::m_tmin {0}

privateinherited

Definition at line 65 of file ZDCFitWrapper.h.

65{0};

◆ m_tminAdjust

float ZDCFitWrapper::m_tminAdjust {0}

privateinherited

Definition at line 75 of file ZDCFitWrapper.h.

75{0};

◆ m_wrapperTF1

std::shared_ptr<TF1> ZDCFitWrapper::m_wrapperTF1 {}

privateinherited

Definition at line 63 of file ZDCFitWrapper.h.

63{};

◆ s_ConfigParamMap

const std::map< std::string, std::vector< ZDCFitWrapper::FitParameter > > ZDCFitExpFermiVariableTausInduct::s_ConfigParamMap

staticprivate

Definition at line 9 of file ZDCFitWrapper.h.

{
public:
  class FitParameter {
  public:
    //
    // name, default value, fixed, lower limit, upper limit, step size, constrain fixed?, constrain value
    //
    using ParameterDescriptor = std::tuple<std::string, float, bool, float, float, float, bool, float>;
 
    ParameterDescriptor m_parData;
    
  public:
    
    FitParameter(const ParameterDescriptor& inData) :
      m_parData(inData)
    {}
 
    void setFixed(float fixedValue)
    {
      std::get<2>(m_parData) = true;
      std::get<1>(m_parData) = fixedValue;
    }
 
    void setDefaultValue(float value) {
      std::get<1>(m_parData) = value;
    }
    
    std::string name() const {return std::get<0>(m_parData);}
    float defaultValue() const {return std::get<1>(m_parData);}
    bool fixed() const {return std::get<2>(m_parData);}
    float lowerLimit() const {return std::get<3>(m_parData);}
    float upperLimit() const {return std::get<4>(m_parData);}

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

Public Member Functions

Protected Member Functions

Protected Attributes

Private Attributes

Static Private Attributes

Detailed Description

Constructor & Destructor Documentation

◆ ZDCFitExpFermiVariableTausInduct() [1/2]

◆ ZDCFitExpFermiVariableTausInduct() [2/2]

Member Function Documentation

◆ ConstrainFit()

◆ doConstrainFit()

◆ DoFinalize()

◆ DoInitialize()

◆ doUnconstrainFit()

◆ Finalize()

◆ finalized()

◆ FixDelta()

◆ GetAmpError()

◆ GetAmplitude()

◆ GetBkgdMaxFraction()

◆ GetMaxAmp()

◆ GetMinAmp()

◆ GetNumShapeParameters()

◆ GetParameterDescr()

◆ GetShapeParameter()

◆ GetT0Max()

◆ GetT0Min()

◆ GetTau1()

◆ GetTau2()

◆ GetTime()

◆ GetTMax()

◆ GetTMin()

◆ GetTMinAdjust()

◆ GetWrapperTF1() [1/2]

◆ GetWrapperTF1() [2/2]

◆ GetWrapperTF1RawPtr()

◆ HaveParameterSet()

◆ Initialize() [1/2]

◆ Initialize() [2/2]

◆ LoadDefaultParameterSet()

◆ operator()()

◆ OverrideParameterSet()

◆ SetAmpMinMax()

◆ SetT0FitLimits()

◆ SetT0Range()

◆ UnconstrainFit()

Member Data Documentation

◆ m_adjTLimitsEvent

◆ m_ampMax

◆ m_ampMin

◆ m_finalized

◆ m_fixDelta

◆ m_fixTau1

◆ m_fixTau2

◆ m_funcMax

◆ m_haveParameterSet

◆ m_parameterSet

◆ m_t0Max

◆ m_t0Min

◆ m_tau1

◆ m_tau2

◆ m_tempTmax

◆ m_tempTmin

◆ m_tFuncMax

◆ m_tmax

◆ m_tmin

◆ m_tminAdjust

◆ m_wrapperTF1

◆ s_ConfigParamMap