Class NormalBlock

3rdparty/d3d12memalloc/src/D3D12MemAlloc.cpp:5472–10401

Represents a single block of device memory (heap) with all the data about its regions (aka suballocations, Allocation), assigned and free. Thread-safety: This class must be externally synchronized. */

Thread-safety: This class must be externally synchronized.
*/
class NormalBlock : public MemoryBlock
{
public:
    BlockMetadata* m_pMetadata;

    NormalBlock(
        AllocatorPimpl* allocator,
        BlockVector* blockVector,
        const D3D12_HEAP_PROPERTIES& heapProps,
        D3D12_HEAP_FLAGS heapFlags,
        UINT64 size,
        UINT id);
    virtual ~NormalBlock();

    BlockVector* GetBlockVector() const { return m_BlockVector; }

    // 'algorithm' should be one of the *_ALGORITHM_* flags in enums POOL_FLAGS or VIRTUAL_BLOCK_FLAGS
    HRESULT Init(UINT32 algorithm, ID3D12ProtectedResourceSession* pProtectedSession, bool denyMsaaTextures);

    // Validates all data structures inside this object. If not valid, returns false.
    bool Validate() const;

private:
    BlockVector* m_BlockVector;

    D3D12MA_CLASS_NO_COPY(NormalBlock)
};
#endif // _D3D12MA_NORMAL_BLOCK

#ifndef _D3D12MA_COMMITTED_ALLOCATION_LIST_ITEM_TRAITS
struct CommittedAllocationListItemTraits
{
    using ItemType = Allocation;

    static ItemType* GetPrev(const ItemType* item)
    {
        D3D12MA_ASSERT(item->m_PackedData.GetType() == Allocation::TYPE_COMMITTED || item->m_PackedData.GetType() == Allocation::TYPE_HEAP);
        return item->m_Committed.prev;
    }
    static ItemType* GetNext(const ItemType* item)
    {
        D3D12MA_ASSERT(item->m_PackedData.GetType() == Allocation::TYPE_COMMITTED || item->m_PackedData.GetType() == Allocation::TYPE_HEAP);
        return item->m_Committed.next;
    }
    static ItemType*& AccessPrev(ItemType* item)
    {
        D3D12MA_ASSERT(item->m_PackedData.GetType() == Allocation::TYPE_COMMITTED || item->m_PackedData.GetType() == Allocation::TYPE_HEAP);
        return item->m_Committed.prev;
    }
    static ItemType*& AccessNext(ItemType* item)
    {
        D3D12MA_ASSERT(item->m_PackedData.GetType() == Allocation::TYPE_COMMITTED || item->m_PackedData.GetType() == Allocation::TYPE_HEAP);
        return item->m_Committed.next;
    }
};
#endif // _D3D12MA_COMMITTED_ALLOCATION_LIST_ITEM_TRAITS

#ifndef _D3D12MA_COMMITTED_ALLOCATION_LIST