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24 lines
792 B
C++
24 lines
792 B
C++
#pragma once
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#include <Geode/Bindings.hpp>
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template <auto... Values>
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struct False {
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static constexpr auto value = false;
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};
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template<int Difference, class Class, class Member, bool Predicate>
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struct MemberIsOffsetBy {
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static_assert(False<Difference>::value, "Member is offset by this value");
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};
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template<int Difference, class Class, class Member>
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struct MemberIsOffsetBy<Difference, Class, Member, true> {
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};
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template <class Member, class Class, int Offset, int Expected>
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struct SingleChecker {
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using IsOffsetBy = MemberIsOffsetBy<Offset - Expected, Class, Member, Expected == Offset>;
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};
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#define GEODE_MEMBER_CHECK(Class_, Member_, Offset_) class Member_; SingleChecker<Member_, Class_, offsetof(Class_, Member_), Offset_>::IsOffsetBy GEODE_CONCAT(OffsetBy, __LINE__)
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