constants.h

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// =====================================================================================================================
//  fennec, a free and open source game engine
//  Copyright © 2025  Medusa Slockbower
//
//  This program is free software: you can redistribute it and/or modify
//  it under the terms of the GNU General Public License as published by
//  the Free Software Foundation, either version 3 of the License, or
//  (at your option) any later version.
//
//  This program 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 General Public License for more details.
//
//  You should have received a copy of the GNU General Public License
//  along with this program.  If not, see <https://www.gnu.org/licenses/>.
// =====================================================================================================================
 
 
#ifndef FENNEC_LANG_CONSTANTS_H
#define FENNEC_LANG_CONSTANTS_H
 
#include <fennec/lang/types.h>
 
 
namespace fennec
{
 
template<typename IntT, IntT ValueV> struct integral_constant
{
    inline static constexpr IntT value = ValueV;
 
    constexpr operator IntT() const noexcept { return value; }
};
 
 
template<bool ValueV>
struct bool_constant
    : integral_constant<bool_t, ValueV> {};
 
 
struct true_type
    : bool_constant<true>  {};
 
 
struct false_type
    : bool_constant<false> {};
 
}
 
#endif // FENNEC_LANG_CONSTANTS_H