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51 lines
1.0 KiB
C++
51 lines
1.0 KiB
C++
#ifndef OPENMW_COMPONENTS_DETOURNAVIGATOR_OBJECTID_H
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#define OPENMW_COMPONENTS_DETOURNAVIGATOR_OBJECTID_H
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#include <cstddef>
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#include <unordered_map>
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namespace DetourNavigator
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{
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class ObjectId
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{
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public:
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template <class T>
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explicit ObjectId(T* value) noexcept
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: mValue(reinterpret_cast<std::size_t>(value))
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{
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}
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std::size_t value() const noexcept
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{
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return mValue;
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}
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friend bool operator <(const ObjectId lhs, const ObjectId rhs) noexcept
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{
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return lhs.mValue < rhs.mValue;
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}
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friend bool operator ==(const ObjectId lhs, const ObjectId rhs) noexcept
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{
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return lhs.mValue == rhs.mValue;
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}
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private:
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std::size_t mValue;
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};
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}
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namespace std
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{
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template <>
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struct hash<DetourNavigator::ObjectId>
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{
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std::size_t operator ()(const DetourNavigator::ObjectId value) const noexcept
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{
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return value.value();
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}
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};
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}
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#endif
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