/*************************************************************************/
/*  memory_pool_dynamic_prealloc.h                                       */
/*************************************************************************/
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/* Copyright (c) 2007-2018 Juan Linietsky, Ariel Manzur.                 */
/* Copyright (c) 2014-2018 Godot Engine contributors (cf. AUTHORS.md)    */
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#ifndef MEMORY_POOL_DYNAMIC_PREALLOC_H
#define MEMORY_POOL_DYNAMIC_PREALLOC_H

#include "core/os/memory_pool_dynamic.h"
#include "pool_allocator.h"

class MemoryPoolDynamicPrealloc : public MemoryPoolDynamic {

	PoolAllocator *pool_alloc;

public:
	virtual ID alloc(size_t p_amount, const char *p_description);
	virtual void free(ID p_id);
	virtual Error realloc(ID p_id, size_t p_amount);
	virtual bool is_valid(ID p_id);
	virtual size_t get_size(ID p_id) const;
	virtual const char *get_description(ID p_id) const;

	virtual Error lock(ID p_id);
	virtual void *get(ID p_ID);
	virtual Error unlock(ID p_id);
	virtual bool is_locked(ID p_id) const;

	virtual size_t get_available_mem() const;
	virtual size_t get_total_usage() const;

	MemoryPoolDynamicPrealloc(void *p_mem, int p_size, int p_align = 16, int p_max_entries = PoolAllocator::DEFAULT_MAX_ALLOCS);
	~MemoryPoolDynamicPrealloc();
};

#endif // MEMORY_POOL_DYNAMIC_PREALLOC_H