GHashsetCachedNodeEntry.h

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#pragma once
 
namespace RE
{
    template <class T, class Hash>
    class GHashsetCachedNodeEntry
    {
    public:
        GHashsetCachedNodeEntry() :
            nextInChain(-2),
            hashValue(0),
            value{}
        {}
 
        GHashsetCachedNodeEntry(const GHashsetCachedNodeEntry& a_entry) :
            nextInChain(a_entry.nextInChain),
            hashValue(a_entry.hashValue),
            value(a_entry.value)
        {}
 
        GHashsetCachedNodeEntry(const T& a_key, SPInt a_next) :
            nextInChain(a_next),
            hashValue(0),
            value(a_key)
        {}
 
        GHashsetCachedNodeEntry(const typename T::NodeRef& a_keyRef, SPInt a_next) :
            nextInChain(a_next),
            hashValue(0),
            value(a_keyRef)
        {}
 
        [[nodiscard]] bool IsEmpty() const
        {
            return nextInChain == -2;
        }
 
        [[nodiscard]] bool IsEndOfChain() const
        {
            return nextInChain == -1;
        }
 
        [[nodiscard]] UPInt GetCachedHash([[maybe_unused]] UPInt a_maskValue) const
        {
            return hashValue;
        }
 
        void SetCachedHash(UPInt a_hashValue)
        {
            hashValue = a_hashValue;
        }
 
        void Clear()
        {
            value.~T();
            nextInChain = -2;
        }
 
        void Free()
        {
            Clear();
        }
 
        // members
        SPInt nextInChain;  // 00
        UPInt hashValue;    // 08
        T     value;        // 10
    };
    // size == 0x10 + sizeof(T)
}