mumufit::Kernel Class Reference

Description

A main class to run fitting.

Definition at line 34 of file Kernel.h.

Collaboration diagram for mumufit::Kernel:

Public Member Functions
	Kernel ()
	~Kernel ()
MinimizerResult	minimize (fcn_residual_t fcn, const Parameters &parameters) const
MinimizerResult	minimize (fcn_scalar_t fcn, const Parameters &parameters) const
void	setMinimizer (const std::string &minimizerName, const std::string &algorithmName="", const std::string &options="")
void	setMinimizer (IMinimizer *minimizer)

Private Member Functions
void	setParameters (const Parameters &parameters)

Private Attributes
std::unique_ptr< IMinimizer >	m_minimizer

Constructor & Destructor Documentation

Kernel()

Kernel::Kernel

(

)

Definition at line 29 of file Kernel.cpp.

{
    setMinimizer(default_minimizer, default_algorithm);
}

References setMinimizer().

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~Kernel()

Kernel::~Kernel ( )

default

Member Function Documentation

minimize() [1/2]

MinimizerResult Kernel::minimize	(	fcn_residual_t	fcn,
		const Parameters &	parameters
	)		const

Definition at line 62 of file Kernel.cpp.

{
    WallclockTimer timer;
    timer.start();
    auto result = m_minimizer->minimize_residual(fcn, parameters);
    timer.stop();
 
    result.setDuration(timer.runTime());
    return result;
}

References m_minimizer, WallclockTimer::runTime(), WallclockTimer::start(), and WallclockTimer::stop().

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minimize() [2/2]

MinimizerResult Kernel::minimize	(	fcn_scalar_t	fcn,
		const Parameters &	parameters
	)		const

Definition at line 47 of file Kernel.cpp.

{
    WallclockTimer timer;
    timer.start();
    if (m_minimizer->requiresResiduals())
        throw std::runtime_error(
            "Error in Kernel::minimize: the chosen minimizer requires residuals computation. "
            "Please use FitObjective::evaluate_residuals with this minimizer.");
    auto result = m_minimizer->minimize_scalar(fcn, parameters);
    timer.stop();
 
    result.setDuration(timer.runTime());
    return result;
}

References m_minimizer, WallclockTimer::runTime(), WallclockTimer::start(), and WallclockTimer::stop().

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setMinimizer() [1/2]

void Kernel::setMinimizer	(	const std::string &	minimizerName,
		const std::string &	algorithmName = "",
		const std::string &	options = ""
	)

Definition at line 36 of file Kernel.cpp.

{
    m_minimizer.reset(MinimizerFactory::createMinimizer(minimizerName, algorithmName, options));
}

References MinimizerFactory::createMinimizer(), and m_minimizer.

Referenced by Kernel().

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setMinimizer() [2/2]

void Kernel::setMinimizer

(

IMinimizer *

minimizer

)

Definition at line 42 of file Kernel.cpp.

{
    m_minimizer.reset(minimizer);
}

References m_minimizer.

setParameters()

void mumufit::Kernel::setParameters ( const Parameters &  parameters )

private

Member Data Documentation

m_minimizer

std::unique_ptr<IMinimizer> mumufit::Kernel::m_minimizer

private

Definition at line 50 of file Kernel.h.

Referenced by minimize(), and setMinimizer().

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

• /home/build/builds/o5h8MZZm/0/mlz/bornagain/Fit/Kernel/Kernel.h
• /home/build/builds/o5h8MZZm/0/mlz/bornagain/Fit/Kernel/Kernel.cpp