mp_units::quantity

Synopsis

Declared in <mp‐units/framework/quantity.h>

template<
    Reference auto R,
    RepresentationOf<get_quantity_spec®> Rep>
class quantity;

Types

Name

rep

Member Functions

Name

Description

quantity [constructor]

Constructors

~quantity [destructor]

Destructor

operator=

Assignment operators

force_in

force_numerical_value_in

in

numerical_value_in

numerical_value_ref_in [deleted]

operator%=

Modulus assignment operator

operator*=

Multiplication assignment operators

operator+

operator++

Increment operators

operator+=

Addition assignment operator

operator‐

operator‐‐

Decrement operators

operator‐=

Subtraction assignment operator

operator/=

Division assignment operators

`operator `

Conversion operators

Static Member Functions

Name

max

min

zero

Data Members

Name

Description

numerical_value_is_an_implementation_detail_

needs to be public for a structural type

Static Data Members

Name

Friends

Name

Description

mp_units::operator<=>

Three‐way comparison operator

mp_units::operator<=>

Three‐way comparison operator

mp_units::operator==

Equality operator

mp_units::operator==

Equality operator

mp_units::operator/

mp_units::operator*

mp_units::operator%

mp_units::operator‐

mp_units::operator+

Non-Member Functions

Name

Description

abs

Computes the absolute value of a quantity

cbrt

Computes the cubic root of a quantity

ceil

Computes the smallest quantity with integer representation and unit type To with its number not less than q

epsilon

Returns the epsilon of the quantity

exp

Computes Euler's raised to the given power

floor

Computes the largest quantity with integer representation and unit type To with its number not greater than q

fma

Computes the fma of 3 quantities

fma

Computes the fma of 2 quantities and a quantity point

fmod

Computes the floating‐point remainder of the division operation x / y.

hypot

Computes the square root of the sum of the squares of x, y, and z, without undue overflow or underflow at intermediate stages of the computation

hypot

Computes the square root of the sum of the squares of x and y, without undue overflow or underflow at intermediate stages of the computation

inverse

Computes the inverse of a quantity in a provided unit

isfinite

Determines if a quantity is finite.

isinf

Determines if a quantity is infinite.

isnan

Determines if a quantity is a nan.

pow

Computes the value of a quantity raised to the Num/Den power

remainder

Computes the IEEE remainder of the floating point division operation x / y.

round

Computes the nearest quantity with integer representation and unit type To to q

sqrt

Computes the square root of a quantity

value_cast

Explicit cast of a quantity's representation type

Description

Property of a phenomenon, body, or substance, where the property has a magnitude that can be expressed by means of a number and a reference.

Template Parameters

Name

Description

R

a reference of the quantity providing all information about quantity properties

Rep

a type to be used to represent values of a quantity

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