shadPS4/src/common/enum.h

61 lines
5.3 KiB
C++

// SPDX-FileCopyrightText: Copyright 2024 shadPS4 Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
#pragma once
#include <type_traits>
#define DECLARE_ENUM_FLAG_OPERATORS(type) \
[[nodiscard]] constexpr type operator|(type a, type b) noexcept { \
using T = std::underlying_type_t<type>; \
return static_cast<type>(static_cast<T>(a) | static_cast<T>(b)); \
} \
[[nodiscard]] constexpr type operator&(type a, type b) noexcept { \
using T = std::underlying_type_t<type>; \
return static_cast<type>(static_cast<T>(a) & static_cast<T>(b)); \
} \
[[nodiscard]] constexpr type operator^(type a, type b) noexcept { \
using T = std::underlying_type_t<type>; \
return static_cast<type>(static_cast<T>(a) ^ static_cast<T>(b)); \
} \
[[nodiscard]] constexpr type operator<<(type a, type b) noexcept { \
using T = std::underlying_type_t<type>; \
return static_cast<type>(static_cast<T>(a) << static_cast<T>(b)); \
} \
[[nodiscard]] constexpr type operator>>(type a, type b) noexcept { \
using T = std::underlying_type_t<type>; \
return static_cast<type>(static_cast<T>(a) >> static_cast<T>(b)); \
} \
constexpr type& operator|=(type& a, type b) noexcept { \
a = a | b; \
return a; \
} \
constexpr type& operator&=(type& a, type b) noexcept { \
a = a & b; \
return a; \
} \
constexpr type& operator^=(type& a, type b) noexcept { \
a = a ^ b; \
return a; \
} \
constexpr type& operator<<=(type& a, type b) noexcept { \
a = a << b; \
return a; \
} \
constexpr type& operator>>=(type& a, type b) noexcept { \
a = a >> b; \
return a; \
} \
[[nodiscard]] constexpr type operator~(type key) noexcept { \
using T = std::underlying_type_t<type>; \
return static_cast<type>(~static_cast<T>(key)); \
} \
[[nodiscard]] constexpr bool True(type key) noexcept { \
using T = std::underlying_type_t<type>; \
return static_cast<T>(key) != 0; \
} \
[[nodiscard]] constexpr bool False(type key) noexcept { \
using T = std::underlying_type_t<type>; \
return static_cast<T>(key) == 0; \
}