mirror of
https://github.com/geode-sdk/geode.git
synced 2024-11-30 11:17:08 -05:00
41 lines
1.7 KiB
C++
41 lines
1.7 KiB
C++
#pragma once
|
|
#include <Geode/Bindings.hpp>
|
|
|
|
template <auto V1, auto V2, auto V3, class... Types>
|
|
struct False {
|
|
static constexpr auto value = false;
|
|
};
|
|
|
|
template<int Difference, int Expected, int Current, class Class, class Member, bool Predicate>
|
|
struct MemberIsOffsetBy {
|
|
static_assert(False<Difference, Expected, Current, Class, Member>::value, "Member is offset by this value (Difference, Expected, Current, Class, Member)");
|
|
};
|
|
|
|
template<int Difference, int Expected, int Current, class Class, bool Predicate>
|
|
struct SizeIsOffsetBy {
|
|
static_assert(False<Difference, Expected, Current, Class>::value, "Size is offset by this value (Difference, Expected, Current, Class)");
|
|
};
|
|
|
|
template<int Difference, int Expected, int Current, class Class, class Member>
|
|
struct MemberIsOffsetBy<Difference, Expected, Current, Class, Member, true> {
|
|
|
|
};
|
|
|
|
template<int Difference, int Expected, int Current, class Class>
|
|
struct SizeIsOffsetBy<Difference, Expected, Current, Class, true> {
|
|
|
|
};
|
|
|
|
template <class Member, class Class, int Offset, int Expected>
|
|
struct SingleMemberChecker {
|
|
using IsOffsetBy = MemberIsOffsetBy<Offset - Expected, Expected, Offset, Class, Member, Expected == Offset>;
|
|
};
|
|
|
|
template <class Class, int Offset, int Expected>
|
|
struct SingleSizeChecker {
|
|
using IsOffsetBy = SizeIsOffsetBy<Offset - Expected, Expected, Offset, Class, Expected == Offset>;
|
|
};
|
|
|
|
#define GEODE_MEMBER_CHECK(Class_, Member_, Offset_) class Member_; SingleMemberChecker<Member_, Class_, offsetof(Class_, Member_), Offset_>::IsOffsetBy GEODE_CONCAT(OffsetBy, __LINE__)
|
|
|
|
#define GEODE_SIZE_CHECK(Class_, Offset_) SingleSizeChecker<Class_, sizeof(Class_), Offset_>::IsOffsetBy GEODE_CONCAT(OffsetBy, __LINE__)
|