90 lines
2.8 KiB
C++
90 lines
2.8 KiB
C++
#pragma once
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#define DEFINE_ENUM_BITFIELD_OPERATORS(ENUM_TYPE) \
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[[nodiscard]] constexpr ENUM_TYPE operator|( \
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const ENUM_TYPE lhs, const ENUM_TYPE rhs \
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) { \
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return static_cast<ENUM_TYPE>( \
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static_cast<std::underlying_type_t<ENUM_TYPE>>(lhs) | \
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static_cast<std::underlying_type_t<ENUM_TYPE>>(rhs) \
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); \
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} \
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\
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[[nodiscard]] constexpr ENUM_TYPE operator&( \
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const ENUM_TYPE lhs, const ENUM_TYPE rhs \
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) { \
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return static_cast<ENUM_TYPE>( \
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static_cast<std::underlying_type_t<ENUM_TYPE>>(lhs) & \
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static_cast<std::underlying_type_t<ENUM_TYPE>>(rhs) \
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); \
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} \
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\
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[[nodiscard]] constexpr ENUM_TYPE operator^( \
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const ENUM_TYPE lhs, const ENUM_TYPE rhs \
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) { \
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return static_cast<ENUM_TYPE>( \
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static_cast<std::underlying_type_t<ENUM_TYPE>>(lhs) ^ \
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static_cast<std::underlying_type_t<ENUM_TYPE>>(rhs) \
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); \
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} \
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\
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[[nodiscard]] constexpr ENUM_TYPE operator~(const ENUM_TYPE a) \
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{ \
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return static_cast<ENUM_TYPE>( \
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~static_cast<std::underlying_type_t<ENUM_TYPE>>(a) \
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); \
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} \
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\
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constexpr ENUM_TYPE operator<<( \
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ENUM_TYPE& lhs, \
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int shift \
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) { \
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return static_cast<ENUM_TYPE>( \
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static_cast<std::underlying_type_t<ENUM_TYPE>>(lhs) << shift \
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); \
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} \
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\
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constexpr ENUM_TYPE operator<<( \
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ENUM_TYPE& lhs, \
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int shift \
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) { \
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return static_cast<ENUM_TYPE>( \
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static_cast<std::underlying_type_t<ENUM_TYPE>>(lhs) << shift \
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); \
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} \
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\
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constexpr ENUM_TYPE& operator|=( \
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ENUM_TYPE& lhs, \
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const ENUM_TYPE rhs \
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) { \
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return lhs = lhs | rhs; \
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} \
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\
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constexpr ENUM_TYPE& operator&=( \
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ENUM_TYPE& lhs, \
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const ENUM_TYPE rhs \
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) { \
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return lhs = lhs & rhs; \
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} \
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\
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constexpr ENUM_TYPE& operator^=( \
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ENUM_TYPE& lhs, \
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const ENUM_TYPE rhs \
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) { \
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return lhs = lhs ^ rhs; \
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} \
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\
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constexpr ENUM_TYPE& operator<<=( \
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ENUM_TYPE& lhs, \
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const int shift \
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) { \
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return lhs = lhs << shift; \
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} \
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\
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constexpr ENUM_TYPE& operator>>=( \
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ENUM_TYPE& lhs, \
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const int shift \
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) { \
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return lhs = lhs >> shift; \
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}
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