netcdf-mpi

types.hh
View Options

			/**
			* @file
			*
			* @author Lucas Frérot <lucas.frerot@epfl.ch>
			*
			* @section LICENSE
			*
			* Copyright (©) 2018-2021 EPFL (Ecole Polytechnique Fédérale de
			* Lausanne) Laboratory (LSMS - Laboratoire de Simulation en Mécanique des
			* Solides)
			*
			* Expolit is free software: you can redistribute it and/or modify it under the
			* terms of the GNU Lesser General Public License as published by the Free
			* Software Foundation, either version 3 of the License, or (at your option) any
			* later version.
			*
			* Expolit is distributed in the hope that it will be useful, but WITHOUT
			* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
			* FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for
			* more details.
			*
			* You should have received a copy of the GNU Lesser General Public License
			* along with Expolit. If not, see <http://www.gnu.org/licenses/>.
			*
			*/

			#ifndef TYPES_HH
			#define TYPES_HH

			#include <cstddef>
			#include <ostream>
			#include <type_traits>
			#include <utility>

			namespace expolit {
			using Int = int;
			using UInt = unsigned int;

			/// Expression class for expression templates
			template <typename Derived>
			struct Expression {
			constexpr const Derived& downcast() const { return static_cast<const Derived&>(*this); }
			constexpr Derived& downcast() { return static_cast<Derived&>(*this); }
			};

			template <typename Derived>
			std::ostream& operator<<(std::ostream& os, const Expression<Derived>& e) {
			os << e.downcast();
			return os;
			}
			} // namespace expolit
			#endif