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feat(containers): public TDefaultBitsetAllocator to allow users to use it

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Redstone1024 2024-10-27 11:39:51 +08:00
parent cc318f693f
commit e5cd9d90a1
1 changed files with 5 additions and 9 deletions
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14
Redcraft.Utility/Source/Public/Containers/Bitset.h
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@ -17,14 +17,10 @@ NAMESPACE_REDCRAFT_BEGIN
NAMESPACE_MODULE_BEGIN(Redcraft)
NAMESPACE_MODULE_BEGIN(Utility)
NAMESPACE_PRIVATE_BEGIN
template <CUnsignedIntegral InBlockType> requires (!CSameAs<InBlockType, bool>)
using TDefaultBitsetAllocator = TInlineAllocator<(40 - 3 * sizeof(size_t)) / sizeof(InBlockType)>;
NAMESPACE_PRIVATE_END
template <CUnsignedIntegral InBlockType, CAllocator<InBlockType> Allocator = NAMESPACE_PRIVATE::TDefaultBitsetAllocator<InBlockType>> requires (!CSameAs<InBlockType, bool>)
template <CUnsignedIntegral InBlockType, CAllocator<InBlockType> Allocator = TDefaultBitsetAllocator<InBlockType>> requires (!CSameAs<InBlockType, bool>)
class TBitset final
{
private:
@ -216,7 +212,7 @@ public:
Impl->Deallocate(Impl.Pointer);
Impl.Pointer = InValue.Impl.Pointer;
InValue.Impl.BitsetNum = 0;
InValue.Impl.BlocksMax = InValue.Impl->CalculateSlackReserve(InValue.NumBlocks());
InValue.Impl.Pointer = InValue.Impl->Allocate(InValue.MaxBlocks());
@ -306,7 +302,7 @@ public:
}
const BlockType LastBlockBitmask = InValue.Num() % BlockWidth != 0 ? (1ull << InValue.Num() % BlockWidth) - 1 : -1;
Impl.Pointer[LastBlock] &= InValue.Impl.Pointer[LastBlock] & LastBlockBitmask;
for (size_t Index = LastBlock + 1; Index != NumBlocks(); ++Index)
@ -604,7 +600,7 @@ public:
uint64 Result = 0;
static_assert(sizeof(BlockType) <= sizeof(uint64), "The block width of TBitset is unexpected");
if constexpr (sizeof(BlockType) == sizeof(uint8))
{
Result |= static_cast<uint64>(Impl.Pointer[0]) << 0;
@ -697,7 +693,7 @@ public:
const size_t BlocksCount = (InCount + BlockWidth - 1) / BlockWidth;
size_t NumToAllocate = BlocksCount;
NumToAllocate = NumToAllocate > MaxBlocks() ? Impl->CalculateSlackGrow(BlocksCount, MaxBlocks()) : NumToAllocate;
NumToAllocate = NumToAllocate < MaxBlocks() ? (bAllowShrinking ? Impl->CalculateSlackShrink(BlocksCount, MaxBlocks()) : MaxBlocks()) : NumToAllocate;