[#mp_units-PointOriginFor]
= xref:mp_units.adoc[mp_units]::PointOriginFor
:relfileprefix: ../
:mrdocs:

A concept matching all quantity point origins for a specified quantity type in the library

== Synopsis

Declared in `<mp‐units/framework/quantity_point_concepts.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<
    typename T,
    auto QS>
concept PointOriginFor = PointOrigin<T> && QuantitySpecOf<MP_UNITS_REMOVE_CONST(decltype(QS)), T::_quantity_spec_>;
----

== Description

Satisfied by all quantity point origins that are defined using a provided quantity specification.


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