StateMemoryPool.h

#ifndef STATEMEMORYPOOL_H
#define STATEMEMORYPOOL_H
 
// #include <deque>
// #include <ordered_set>
#include <cstdint>
#include <vector>
 
namespace stamina {
    namespace util {
        template <typename T>
        class StateMemoryPool {
        public:
            StateMemoryPool(uint8_t blockSize = 13); // 2 ^ 12
            ~StateMemoryPool();
            T * allocate(uint32_t number = 1);
            void freeAll();
            // Methods that will be implemented when defragmentation is added
            // void free(T * address); // knows the number used
            // void defrag();
        private:
            const uint32_t blockSize;
            uint32_t usedThisBlock;
            std::vector<T *> blocks;
            // Will be used when defragmentation is implemented
            // std::deque<std::pair<T*, uint32_t>> deletedBlocks; // Blocks which have been deleted
            // std::ordered_set<std::pair<T*, uint32_t>> nonSingleBlocks; // Blocks of arrays
        };
    }
}
 
#endif // STATEMEMORYPOOL_H