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xo-unit: + scaled_unit.is_natural()

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Roland Conybeare 2024-05-07 11:51:32 -04:00
commit e72760925f
2 changed files with 5 additions and 0 deletions
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docs/abstractions.rst → docs/implementation.rst
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include/xo/unit/scaled_unit.hpp
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@ -29,6 +29,11 @@ namespace xo {
1.0 / outer_scale_sq_);
}
/** @brief true iff scaled unit can be faithfully represented by a @ref natural_unit **/
constexpr bool is_natural() const {
return (outer_scale_factor_ = OuterScale(1) && (outer_scale_sq_ == 1.0));
}
public: /* need public members so that a scaled_unit instance can be a non-type template parameter (a structural type) */
natural_unit<Int> natural_unit_;