// Copyright (C) 2006 Davis E. King (davis@dlib.net)
// License: Boost Software License See LICENSE.txt for the full license.
#ifndef DLIB_MEMORY_MANAGER_GLOBAl_1_
#define DLIB_MEMORY_MANAGER_GLOBAl_1_
#include "../algs.h"
#include "../memory_manager/memory_manager_kernel_abstract.h"
#include "memory_manager_global_kernel_abstract.h"
namespace dlib
{
template <
typename T,
typename factory
>
class memory_manager_global_kernel_1
{
/*!
INITIAL VALUE
- *global_mm == get_global_memory_manager()
CONVENTION
- global_mm->get_number_of_allocations() == get_number_of_allocations()
- *global_mm == get_global_memory_manager()
!*/
public:
typedef typename factory::template return_type<T>::type mm_global_type;
typedef T type;
template <typename U>
struct rebind {
typedef memory_manager_global_kernel_1<U,factory> other;
};
memory_manager_global_kernel_1(
) :
global_mm(factory::template get_instance<T>())
{}
virtual ~memory_manager_global_kernel_1(
) {}
size_t get_number_of_allocations (
) const { return global_mm->get_number_of_allocations(); }
mm_global_type& get_global_memory_manager (
) { return *global_mm; }
T* allocate (
)
{
return global_mm->allocate();
}
void deallocate (
T* item
)
{
global_mm->deallocate(item);
}
T* allocate_array (
size_t size
)
{
return global_mm->allocate_array(size);
}
void deallocate_array (
T* item
)
{
global_mm->deallocate_array(item);
}
void swap (
memory_manager_global_kernel_1& item
)
{
exchange(item.global_mm, global_mm);
}
private:
mm_global_type* global_mm;
// restricted functions
memory_manager_global_kernel_1(memory_manager_global_kernel_1&); // copy constructor
memory_manager_global_kernel_1& operator=(memory_manager_global_kernel_1&); // assignment operator
};
template <
typename T,
typename factory
>
inline void swap (
memory_manager_global_kernel_1<T,factory>& a,
memory_manager_global_kernel_1<T,factory>& b
) { a.swap(b); }
/*!
provides a global swap function
!*/
}
#endif // DLIB_MEMORY_MANAGER_GLOBAl_1_