Template Class GridBlockAllocator

• Defined in File grid_allocator.hpp

Nested Relationships

Nested Types

• Struct GridBlockAllocator::Chunk

Class Documentation

template<typename DataT>
class GridBlockAllocator

The GridBlockAllocator is used to pre-allocate the meory of multiple Grids in “chunks”. It is a very simple memory pool.

Each chunk allocates memory for 512 Grids

Public Types

using Deleter = std::function<void()>

Public Functions

inline GridBlockAllocator(size_t log2dim)

GridBlockAllocator(const GridBlockAllocator&) = delete

GridBlockAllocator(GridBlockAllocator&&) = default

GridBlockAllocator &operator=(const GridBlockAllocator &other) = delete

GridBlockAllocator &operator=(GridBlockAllocator &&other) = default

inline std::pair<DataT*, Deleter> allocateBlock()

inline void clear()

inline void releaseUnusedMemory()

inline size_t capacity() const

inline size_t size() const

inline size_t memUsage() const

Public Static Attributes

static constexpr size_t blocks_per_chunk = 512

Protected Functions

inline void addNewChunk()

inline Deleter createDeleter(std::shared_ptr<Chunk> chunk, uint32_t index)

Protected Attributes

size_t log2dim_ = 0

size_t block_bytes_ = 0

size_t capacity_ = 0

size_t size_ = 0

std::vector<std::shared_ptr<Chunk>> chunks_

std::unique_ptr<std::mutex> mutex_

struct Chunk

Public Functions

inline Chunk()

Public Members

Mask mask

std::vector<char> data