EMU/dolphin-emu_dolphin
1
0
Fork 0
mirror of https://github.com/dolphin-emu/dolphin.git synced 2026-01-09 06:41:07 +08:00
Code Issues Packages Projects Releases Wiki Activity

Merge pull request #14232 from iwubcode/const_flags

Browse Source 
Common: update Flags to allow const object usage
This commit is contained in:
Jordan Woyak 2025-12-30 18:12:12 -06:00 committed by GitHub
commit 329ab1f518
No known key found for this signature in database
GPG Key ID: B5690EEEBB952194
1 changed files with 10 additions and 11 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

21
Source/Core/Common/BitUtils.h
View File

@ -13,6 +13,7 @@
#include <type_traits>
#include "Common/CommonTypes.h"
#include "Common/EnumUtils.h"
namespace Common
{
@ -208,23 +209,20 @@ template <typename T>
class FlagBit
{
public:
FlagBit(std::underlying_type_t<T>& bits, T bit) : m_bits(bits), m_bit(bit) {}
explicit operator bool() const
{
return (m_bits & static_cast<std::underlying_type_t<T>>(m_bit)) != 0;
}
FlagBit& operator=(const bool rhs)
FlagBit(T* bits, std::type_identity_t<T> bit) : m_bits(*bits), m_bit(bit) {}
explicit operator bool() const { return (m_bits & m_bit) != 0; }
FlagBit& operator=(const bool rhs) requires(!std::is_const_v<T>)
{
if (rhs)
m_bits |= static_cast<std::underlying_type_t<T>>(m_bit);
m_bits |= m_bit;
else
m_bits &= ~static_cast<std::underlying_type_t<T>>(m_bit);
m_bits &= ~m_bit;
return *this;
}
private:
std::underlying_type_t<T>& m_bits;
T m_bit;
T& m_bits;
const T m_bit;
};
template <typename T>
@ -239,7 +237,8 @@ public:
m_hex |= static_cast<std::underlying_type_t<T>>(bit);
}
}
FlagBit<T> operator[](T bit) { return FlagBit(m_hex, bit); }
auto operator[](T bit) { return FlagBit(&m_hex, Common::ToUnderlying(bit)); }
auto operator[](T bit) const { return FlagBit(&m_hex, Common::ToUnderlying(bit)); }
std::underlying_type_t<T> m_hex = 0;
};