65 lines
2.2 KiB
C++
65 lines
2.2 KiB
C++
#pragma once
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#include "CoreTypes.h"
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NAMESPACE_REDCRAFT_BEGIN
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NAMESPACE_MODULE_BEGIN(Redcraft)
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NAMESPACE_MODULE_BEGIN(Utility)
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/** The class template provides the standardized way to access certain properties of pointer-like types. */
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template <typename T>
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struct TPointerTraits
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{
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static constexpr bool bIsPointer = false;
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};
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/** A specialization of TPointerTraits is provided for pointer types T*. */
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template <typename T>
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struct TPointerTraits<T*>
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{
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static constexpr bool bIsPointer = true;
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using PointerType = T*;
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using ElementType = T;
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static FORCEINLINE constexpr ElementType* ToAddress(PointerType InPtr)
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{
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return InPtr;
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}
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};
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/** A specialization of TPointerTraits is provided for array pointer types T(*)[]. */
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template <typename T>
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struct TPointerTraits<T(*)[]>
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{
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static constexpr bool bIsPointer = true;
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using PointerType = T(*)[];
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using ElementType = T;
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static FORCEINLINE constexpr ElementType* ToAddress(PointerType InPtr)
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{
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return InPtr;
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}
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};
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/** A specialization of TPointerTraits is provided for pointer-like type. */
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#define DEFINE_TPointerTraits(TPtr) \
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template <typename T> \
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struct TPointerTraits<TPtr<T>> \
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{ \
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static constexpr bool bIsPointer = true; \
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\
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using PointerType = TPtr<T>; \
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using ElementType = TPtr<T>::ElementType; \
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\
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static FORCEINLINE constexpr ElementType* ToAddress(const PointerType& InPtr) \
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{ \
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return InPtr.Get(); \
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} \
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};
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NAMESPACE_MODULE_END(Utility)
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NAMESPACE_MODULE_END(Redcraft)
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NAMESPACE_REDCRAFT_END
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