spacetime.h File Reference

Dimensioned variables representing space or time quantities. More...

#include "lardataalg/Utilities/intervals.h"
#include "lardataalg/Utilities/quantities.h"
#include <ratio>
#include <string_view>

Go to the source code of this file.

Classes
struct	util::quantities::units::Second
struct	util::quantities::units::Meter

Namespaces
	util::quantities
	Types of variables with a unit.
	util::quantities::units
	Definitions of actual units.
	util::quantities::time_literals
	Literal constants for time quantities.
	util::quantities::intervals
	util::quantities::points
	util::quantities::space_literals
	Literal constants for space quantities.

Typedefs
template<typename R , typename T = double>
using	util::quantities::intervals::scaled_seconds = concepts::Interval< util::quantities::scaled_second< R, T >>
	The most generic units::Second-based interval. More...
template<typename T = double>
using	util::quantities::intervals::seconds_as = scaled_seconds< std::ratio< 1 >, T >
	Type of time interval stored in seconds. More...
using	util::quantities::intervals::seconds = seconds_as<>
	Type of time stored in seconds, in double precision. More...
template<typename T = double>
using	util::quantities::intervals::milliseconds_as = scaled_seconds< std::milli, T >
	Type of time interval stored in milliseconds. More...
using	util::quantities::intervals::milliseconds = milliseconds_as<>
	Type of time interval stored in milliseconds, in double precision. More...
template<typename T = double>
using	util::quantities::intervals::microseconds_as = scaled_seconds< std::micro, T >
	Type of time interval stored in microseconds. More...
using	util::quantities::intervals::microseconds = microseconds_as<>
	Type of time interval stored in microseconds, in double precision. More...
template<typename T = double>
using	util::quantities::intervals::nanoseconds_as = scaled_seconds< std::nano, T >
	Type of time interval stored in nanoseconds. More...
using	util::quantities::intervals::nanoseconds = nanoseconds_as<>
	Type of time interval stored in nanoseconds, in double precision. More...
template<typename T = double>
using	util::quantities::intervals::picoseconds_as = scaled_seconds< std::pico, T >
	Type of time interval stored in picoseconds. More...
using	util::quantities::intervals::picoseconds = picoseconds_as<>
	Type of time interval stored in picoseconds, in double precision. More...
template<typename R , typename T = double, typename Cat = NoCategory>
using	util::quantities::points::scaled_second = concepts::Point< util::quantities::scaled_second< R, T >, Cat >
	The most generic units::Second-based point. More...
template<typename T = double, typename Cat = NoCategory>
using	util::quantities::points::second_as = scaled_second< std::ratio< 1 >, T, Cat >
	Type of time point stored in seconds. More...
using	util::quantities::points::second = second_as<>
	Type of time point stored in seconds, in double precision. More...
template<typename T = double, typename Cat = NoCategory>
using	util::quantities::points::millisecond_as = scaled_second< std::milli, T, Cat >
	Type of time point stored in milliseconds. More...
using	util::quantities::points::millisecond = millisecond_as<>
	Type of time point stored in milliseconds, in double precision. More...
template<typename T = double, typename Cat = NoCategory>
using	util::quantities::points::microsecond_as = scaled_second< std::micro, T, Cat >
	Type of time point stored in microseconds. More...
using	util::quantities::points::microsecond = microsecond_as<>
	Type of time point stored in microseconds, in double precision. More...
template<typename T = double, typename Cat = NoCategory>
using	util::quantities::points::nanosecond_as = scaled_second< std::nano, T, Cat >
	Type of time point stored in nanoseconds. More...
using	util::quantities::points::nanosecond = nanosecond_as<>
	Type of time point stored in nanoseconds, in double precision. More...
template<typename T = double, typename Cat = NoCategory>
using	util::quantities::points::picosecond_as = scaled_second< std::pico, T, Cat >
	Type of time point stored in picoseconds. More...
using	util::quantities::points::picosecond = picosecond_as<>
	Type of time point stored in picoseconds, in double precision. More...
template<typename R , typename T = double>
using	util::quantities::intervals::scaled_meters = concepts::Interval< util::quantities::scaled_meter< R, T >>
	The most generic units::Meter-based interval. More...
template<typename T = double>
using	util::quantities::intervals::meters_as = scaled_meters< std::ratio< 1 >, T >
	Type of space interval stored in meters. More...
using	util::quantities::intervals::meters = meters_as<>
	Type of space stored in meters, in double precision. More...
template<typename T = double>
using	util::quantities::intervals::kilometers_as = scaled_meters< std::kilo, T >
	Type of space interval stored in kilometers. More...
using	util::quantities::intervals::kilometers = kilometers_as<>
	Type of space interval stored in kilometers, in double precision. More...
template<typename T = double>
using	util::quantities::intervals::centimeters_as = scaled_meters< std::centi, T >
	Type of space interval stored in centimeters. More...
using	util::quantities::intervals::centimeters = centimeters_as<>
	Type of space interval stored in centimeters, in double precision. More...
template<typename T = double>
using	util::quantities::intervals::millimeters_as = scaled_meters< std::milli, T >
	Type of space interval stored in millimeters. More...
using	util::quantities::intervals::millimeters = millimeters_as<>
	Type of space interval stored in millimeters, in double precision. More...
template<typename T = double>
using	util::quantities::intervals::micrometers_as = scaled_meters< std::micro, T >
	Type of space interval stored in micrometers. More...
using	util::quantities::intervals::micrometers = micrometers_as<>
	Type of space interval stored in micrometers, in double precision. More...
template<typename T = double>
using	util::quantities::intervals::nanometers_as = scaled_meters< std::nano, T >
	Type of space interval stored in nanometers. More...
using	util::quantities::intervals::nanometers = nanometers_as<>
	Type of space interval stored in nanometers, in double precision. More...
template<typename T = double>
using	util::quantities::intervals::picometers_as = scaled_meters< std::pico, T >
	Type of space interval stored in picometers. More...
using	util::quantities::intervals::picometers = picometers_as<>
	Type of space interval stored in picometers, in double precision. More...
template<typename T = double>
using	util::quantities::intervals::femtometers_as = scaled_meters< std::femto, T >
	Type of space interval stored in femtometers. More...
using	util::quantities::intervals::femtometers = femtometers_as<>
	Type of space interval stored in femtometers, in double precision. More...
template<typename R , typename T = double, typename Cat = NoCategory>
using	util::quantities::points::scaled_meter = concepts::Point< util::quantities::scaled_meter< R, T >, Cat >
	The most generic units::Meter-based point. More...
template<typename T = double, typename Cat = NoCategory>
using	util::quantities::points::meter_as = scaled_meter< std::ratio< 1 >, T, Cat >
	Type of space point stored in meters. More...
using	util::quantities::points::meter = meter_as<>
	Type of space point stored in meters, in double precision. More...
template<typename T = double, typename Cat = NoCategory>
using	util::quantities::points::kilometer_as = scaled_meter< std::kilo, T, Cat >
	Type of space point stored in kilometers. More...
using	util::quantities::points::kilometer = kilometer_as<>
	Type of space point stored in kilometers, in double precision. More...
template<typename T = double, typename Cat = NoCategory>
using	util::quantities::points::centimeter_as = scaled_meter< std::centi, T, Cat >
	Type of space point stored in centimeters. More...
using	util::quantities::points::centimeter = centimeter_as<>
	Type of space point stored in centimeters, in double precision. More...
template<typename T = double, typename Cat = NoCategory>
using	util::quantities::points::millimeter_as = scaled_meter< std::milli, T, Cat >
	Type of space point stored in millimeters. More...
using	util::quantities::points::millimeter = millimeter_as<>
	Type of space point stored in millimeters, in double precision. More...
template<typename T = double, typename Cat = NoCategory>
using	util::quantities::points::micrometer_as = scaled_meter< std::micro, T, Cat >
	Type of space point stored in micrometers. More...
using	util::quantities::points::micrometer = micrometer_as<>
	Type of space point stored in micrometers, in double precision. More...
template<typename T = double, typename Cat = NoCategory>
using	util::quantities::points::nanometer_as = scaled_meter< std::nano, T, Cat >
	Type of space point stored in nanometers. More...
using	util::quantities::points::nanometer = nanometer_as<>
	Type of space point stored in nanometers, in double precision. More...
template<typename T = double, typename Cat = NoCategory>
using	util::quantities::points::picometer_as = scaled_meter< std::pico, T, Cat >
	Type of space point stored in picometers. More...
using	util::quantities::points::picometer = picometer_as<>
	Type of space point stored in picometers, in double precision. More...
template<typename T = double, typename Cat = NoCategory>
using	util::quantities::points::femtometer_as = scaled_meter< std::femto, T, Cat >
	Type of space point stored in femtometers. More...
using	util::quantities::points::femtometer = femtometer_as<>
	Type of space point stored in femtometers, in double precision. More...
Time quantities
These time quantities are tied to util::quantities::units::Second. A few options are provided: most general template, scaled_second, allowing to choose both the scale of the unit (e.g. std::milli for milliseconds) and the type of the numerical representation generic templates (e.g. second_as), allowing to choose which numerical representation to use double precision (e.g. second), ready for use For this unit in particular, additional options are provided to accommodate the custom of using the unit in plural form: seconds_as and seconds are exactly equivalent to the singular-named counterparts.
template<typename R , typename T = double>
using	util::quantities::scaled_second = concepts::scaled_quantity< units::Second, R, T >
	The most generic units::Second-based quantity. More...
template<typename T = double>
using	util::quantities::second_as = scaled_second< std::ratio< 1 >, T >
	Type of time stored in seconds. More...
template<typename T = double>
using	util::quantities::seconds_as = second_as< T >
	Alias for common language habits. More...
using	util::quantities::second = second_as<>
	Type of time stored in seconds, in double precision. More...
using	util::quantities::seconds = second
	Alias for common language habits. More...
template<typename T = double>
using	util::quantities::millisecond_as = concepts::rescale< second_as< T >, std::milli >
	Type of time stored in milliseconds. More...
template<typename T = double>
using	util::quantities::milliseconds_as = millisecond_as< T >
	Alias for common language habits. More...
using	util::quantities::millisecond = millisecond_as<>
	Type of time stored in milliseconds, in double precision. More...
using	util::quantities::milliseconds = millisecond
	Alias for common language habits. More...
template<typename T = double>
using	util::quantities::microsecond_as = concepts::rescale< second_as< T >, std::micro >
	Type of time stored in microseconds. More...
template<typename T = double>
using	util::quantities::microseconds_as = microsecond_as< T >
	Alias for common language habits. More...
using	util::quantities::microsecond = microsecond_as<>
	Type of time stored in microseconds, in double precision. More...
using	util::quantities::microseconds = microsecond
	Alias for common language habits. More...
template<typename T = double>
using	util::quantities::nanosecond_as = concepts::rescale< second_as< T >, std::nano >
	Type of time stored in nanoseconds. More...
template<typename T = double>
using	util::quantities::nanoseconds_as = nanosecond_as< T >
	Alias for common language habits. More...
using	util::quantities::nanosecond = nanosecond_as<>
	Type of time stored in nanoseconds, in double precision. More...
using	util::quantities::nanoseconds = nanosecond
	Alias for common language habits. More...
template<typename T = double>
using	util::quantities::picosecond_as = concepts::rescale< second_as< T >, std::pico >
	Type of time stored in picoseconds. More...
template<typename T = double>
using	util::quantities::picoseconds_as = picosecond_as< T >
	Alias for common language habits. More...
using	util::quantities::picosecond = picosecond_as<>
	Type of time stored in picoseconds, in double precision. More...
using	util::quantities::picoseconds = picosecond
	Alias for common language habits. More...
Linear space quantities
These space quantities are tied to util::quantities::units::Meter. A few options are provided: most general template, scaled_meter, allowing to choose both the scale of the unit (e.g. std::milli for millimeters) and the type of the numerical representation generic templates (e.g. meter_as), allowing to choose which numerical representation to use double precision (e.g. meter), ready for use For this unit in particular, additional options are provided to accommodate the custom of using the unit in plural form: meters_as and meters are exactly equivalent to the singular-named counterparts.
template<typename R , typename T = double>
using	util::quantities::scaled_meter = concepts::scaled_quantity< units::Meter, R, T >
	The most generic units::Meter-based quantity. More...
template<typename T = double>
using	util::quantities::meter_as = scaled_meter< std::ratio< 1 >, T >
	Type of space stored in meters. More...
template<typename T = double>
using	util::quantities::meters_as = meter_as< T >
	Alias for common language habits. More...
using	util::quantities::meter = meter_as<>
	Type of space stored in meters, in double precision. More...
using	util::quantities::meters = meter
	Alias for common language habits. More...
template<typename T = double>
using	util::quantities::kilometer_as = concepts::rescale< meter_as< T >, std::kilo >
	Type of space stored in kilometers. More...
template<typename T = double>
using	util::quantities::kilometers_as = kilometer_as< T >
	Alias for common language habits. More...
using	util::quantities::kilometer = kilometer_as<>
	Type of space stored in kilometers, in double precision. More...
using	util::quantities::kilometers = kilometer
	Alias for common language habits. More...
template<typename T = double>
using	util::quantities::centimeter_as = concepts::rescale< meter_as< T >, std::centi >
	Type of space stored in centimeters. More...
template<typename T = double>
using	util::quantities::centimeters_as = centimeter_as< T >
	Alias for common language habits. More...
using	util::quantities::centimeter = centimeter_as<>
	Type of space stored in centimeters, in double precision. More...
using	util::quantities::centimeters = centimeter
	Alias for common language habits. More...
template<typename T = double>
using	util::quantities::millimeter_as = concepts::rescale< meter_as< T >, std::milli >
	Type of space stored in millimeters. More...
template<typename T = double>
using	util::quantities::millimeters_as = millimeter_as< T >
	Alias for common language habits. More...
using	util::quantities::millimeter = millimeter_as<>
	Type of space stored in millimeters, in double precision. More...
using	util::quantities::millimeters = millimeter
	Alias for common language habits. More...
template<typename T = double>
using	util::quantities::micrometer_as = concepts::rescale< meter_as< T >, std::micro >
	Type of space stored in micrometers. More...
template<typename T = double>
using	util::quantities::micrometers_as = micrometer_as< T >
	Alias for common language habits. More...
using	util::quantities::micrometer = micrometer_as<>
	Type of space stored in micrometers, in double precision. More...
using	util::quantities::micrometers = micrometer
	Alias for common language habits. More...
template<typename T = double>
using	util::quantities::nanometer_as = concepts::rescale< meter_as< T >, std::nano >
	Type of space stored in nanometers. More...
template<typename T = double>
using	util::quantities::nanometers_as = nanometer_as< T >
	Alias for common language habits. More...
using	util::quantities::nanometer = nanometer_as<>
	Type of space stored in nanometers, in double precision. More...
using	util::quantities::nanometers = nanometer
	Alias for common language habits. More...
template<typename T = double>
using	util::quantities::picometer_as = concepts::rescale< meter_as< T >, std::pico >
	Type of space stored in picometers. More...
template<typename T = double>
using	util::quantities::picometers_as = picometer_as< T >
	Alias for common language habits. More...
using	util::quantities::picometer = picometer_as<>
	Type of space stored in picometers, in double precision. More...
using	util::quantities::picometers = picometer
	Alias for common language habits. More...
template<typename T = double>
using	util::quantities::femtometer_as = concepts::rescale< meter_as< T >, std::femto >
	Type of space stored in femtometers. More...
template<typename T = double>
using	util::quantities::femtometers_as = femtometer_as< T >
	Alias for common language habits. More...
using	util::quantities::femtometer = femtometer_as<>
	Type of space stored in femtometers, in double precision. More...
using	util::quantities::femtometers = femtometer
	Alias for common language habits. More...

Functions
constexpr second	util::quantities::time_literals::operator""_s (long double v)
	Literal second value. More...
constexpr second	util::quantities::time_literals::operator""_s (unsigned long long int v)
	Literal second value. More...
constexpr millisecond	util::quantities::time_literals::operator""_ms (long double v)
	Literal millisecond value. More...
constexpr millisecond	util::quantities::time_literals::operator""_ms (unsigned long long int v)
	Literal millisecond value. More...
constexpr microsecond	util::quantities::time_literals::operator""_us (long double v)
	Literal microsecond value. More...
constexpr microsecond	util::quantities::time_literals::operator""_us (unsigned long long int v)
	Literal microsecond value. More...
constexpr nanosecond	util::quantities::time_literals::operator""_ns (long double v)
	Literal nanosecond value. More...
constexpr nanosecond	util::quantities::time_literals::operator""_ns (unsigned long long int v)
	Literal nanosecond value. More...
constexpr picosecond	util::quantities::time_literals::operator""_ps (long double v)
	Literal picosecond value. More...
constexpr picosecond	util::quantities::time_literals::operator""_ps (unsigned long long int v)
	Literal picosecond value. More...
constexpr meter	util::quantities::space_literals::operator""_m (long double v)
	Literal meter value. More...
constexpr meter	util::quantities::space_literals::operator""_m (unsigned long long int v)
	Literal meter value. More...
constexpr kilometer	util::quantities::space_literals::operator""_km (long double v)
	Literal kilometer value. More...
constexpr kilometer	util::quantities::space_literals::operator""_km (unsigned long long int v)
	Literal kilometer value. More...
constexpr centimeter	util::quantities::space_literals::operator""_cm (long double v)
	Literal centimeter value. More...
constexpr centimeter	util::quantities::space_literals::operator""_cm (unsigned long long int v)
	Literal centimeter value. More...
constexpr millimeter	util::quantities::space_literals::operator""_mm (long double v)
	Literal millimeter value. More...
constexpr millimeter	util::quantities::space_literals::operator""_mm (unsigned long long int v)
	Literal millimeter value. More...
constexpr micrometer	util::quantities::space_literals::operator""_um (long double v)
	Literal micrometer value. More...
constexpr micrometer	util::quantities::space_literals::operator""_um (unsigned long long int v)
	Literal micrometer value. More...
constexpr nanometer	util::quantities::space_literals::operator""_nm (long double v)
	Literal nanometer value. More...
constexpr nanometer	util::quantities::space_literals::operator""_nm (unsigned long long int v)
	Literal nanometer value. More...
constexpr picometer	util::quantities::space_literals::operator""_pm (long double v)
	Literal picometer value. More...
constexpr picometer	util::quantities::space_literals::operator""_pm (unsigned long long int v)
	Literal picometer value. More...
constexpr femtometer	util::quantities::space_literals::operator""_fm (long double v)
	Literal femtometer value. More...
constexpr femtometer	util::quantities::space_literals::operator""_fm (unsigned long long int v)
	Literal femtometer value. More...

Detailed Description

Dimensioned variables representing space or time quantities.

Author

Gianluca Petrillo (petri.nosp@m.llo@.nosp@m.slac..nosp@m.stan.nosp@m.ford..nosp@m.edu)

Date

October 30, 2018

See also

lardataalg/Utilities/quantities.h

Set of basic quantities related to space and time. Currently, quantities are defined based on the following units:

• seconds (ps, ns, us, ms, s), with intervals in intervals namespace

This is a header-only library.

Definition in file spacetime.h.