HepMC3::DoubleAttribute Class Reference

Attribute that holds a real number as a double. More...

#include <Attribute.h>

Inheritance diagram for HepMC3::DoubleAttribute:

Public Member Functions
	DoubleAttribute ()
	Default constructor.
	DoubleAttribute (double val)
	Constructor initializing attribute value.
bool	from_string (const std::string &att) override
	Implementation of Attribute::from_string.
void	set_value (const double &d)
	set the value associated to this Attribute.
bool	to_string (std::string &att) const override
	Implementation of Attribute::to_string.
double	value () const
	get the value associated to this Attribute.
Public Member Functions inherited from HepMC3::Attribute
	Attribute ()
	Default constructor.
virtual	~Attribute ()
	Virtual destructor.
const GenEvent *	event () const
virtual bool	init ()
	Optionally initialize the attribute after from_string.
virtual bool	init (const GenRunInfo &)
	Optionally initialize the attribute after from_string.
bool	is_parsed () const
	Check if this attribute is parsed.
GenParticlePtr	particle ()
ConstGenParticlePtr	particle () const
const std::string &	unparsed_string () const
	Get unparsed string.
GenVertexPtr	vertex ()
ConstGenVertexPtr	vertex () const

Additional Inherited Members
Protected Member Functions inherited from HepMC3::Attribute
	Attribute (const std::string &st)
	Protected constructor that allows to set string.
void	set_is_parsed (bool flag)
	Set is_parsed flag.
void	set_unparsed_string (const std::string &st)
	Set unparsed string.

Detailed Description

Attribute that holds a real number as a double.

Definition at line 245 of file Attribute.h.

Constructor & Destructor Documentation

DoubleAttribute() [1/2]

HepMC3::DoubleAttribute::DoubleAttribute ( )

inline

Default constructor.

Definition at line 249 of file Attribute.h.

: Attribute(), m_val(0.0) {}

References HepMC3::Attribute::Attribute().

DoubleAttribute() [2/2]

HepMC3::DoubleAttribute::DoubleAttribute ( double val )

inline

Constructor initializing attribute value.

Definition at line 252 of file Attribute.h.

: Attribute(), m_val(val) {}

References HepMC3::Attribute::Attribute().

Member Function Documentation

from_string()

bool HepMC3::DoubleAttribute::from_string ( const std::string & att )

inlineoverridevirtual

Implementation of Attribute::from_string.

Implements HepMC3::Attribute.

Definition at line 255 of file Attribute.h.

                                                     {
        m_val = atof( att.c_str() );
        set_is_parsed(true);
        return true;
    }

References HepMC3::Attribute::set_is_parsed().

set_value()

void HepMC3::DoubleAttribute::set_value ( const double & d )

inline

set the value associated to this Attribute.

Definition at line 276 of file Attribute.h.

                                    {
        m_val = d;
        set_is_parsed(true);
    }

References HepMC3::Attribute::set_is_parsed().

to_string()

bool HepMC3::DoubleAttribute::to_string ( std::string & att ) const

inlineoverridevirtual

Implementation of Attribute::to_string.

Implements HepMC3::Attribute.

Definition at line 262 of file Attribute.h.

                                                   {
        std::ostringstream oss;
        oss << std::setprecision(std::numeric_limits<double>::digits10)
            << m_val;
        att = oss.str();
        return true;
    }

value()

double HepMC3::DoubleAttribute::value ( ) const

inline

get the value associated to this Attribute.

Definition at line 271 of file Attribute.h.

                         {
        return m_val;
    }

Referenced by marley::OMPWeightCalculator::weight().

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

• /home/sjg/Desktop/marley/include/builtin/HepMC3/Attribute.h