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mp-units/src/include/units/isq/si/current_density.h
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2021-03-16 12:03:25 +01:00

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// The MIT License (MIT)
//
// Copyright (c) 2018 Mateusz Pusz
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all
// copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
// SOFTWARE.
#pragma once
#include <units/isq/dimensions/current_density.h>
#include <units/isq/si/electric_current.h>
#include <units/isq/si/length.h>
#include <units/isq/si/prefixes.h>
#include <units/quantity.h>
namespace units::isq::si {
struct ampere_per_metre_sq : unit<ampere_per_metre_sq> {};
struct dim_current_density : isq::dim_current_density<dim_current_density, ampere_per_metre_sq, dim_electric_current, dim_length> {};
template<UnitOf<dim_current_density> U, QuantityValue Rep = double>
using current_density = quantity<dim_current_density, U, Rep>;
inline namespace literals {
// A / m²
constexpr auto operator"" _q_A_per_m2(unsigned long long l) { gsl_ExpectsAudit(std::in_range<std::int64_t>(l)); return current_density<ampere_per_metre_sq, std::int64_t>(static_cast<std::int64_t>(l)); }
constexpr auto operator"" _q_A_per_m2(long double l) { return current_density<ampere_per_metre_sq, long double>(l); }
} // namespace literals
} // namespace units::isq::si