Re: [boost] [pool] object_pool::destroy_all? (from users)

From: Michael Marcin (mike_at_[hidden])
Date: 2007-01-24 17:01:34

gchen wrote:
> <snip>
> 
> You are right. Now I remember someone asked why object_pool does not
> have release_memory.
> 
> And I have thought about such problem before, maybe a solution is
> to make object_pool dynamic alloced, when we need destroy all objects,
> we can simply delete the object_pool itself. like this:
> 
> boost::object_pool<Object> *m_object_pool;
> std::vector<Object*> m_objects;
> 
> //
> // create m_object_pool somewhere
> //
> 
> ...
> 
> // destroy object_pool itself to destroy all objects
> //
> void DestroyAllObjects()
> {
>      delete m_object_pool;
>      m_objects.clear();
> }
> 
> //
> // re-create the object_pool if needed.
> //
> 
> Any drawback?
> 

Yes, destructing and recreating the object pool will release and 
allocate memory with the system heap.

- Michael Marcin