Re: Boxed userdata and garbage collector

[Sylvain Fabre <sylvain.fabre@...>]

 That's what i was goign to anwser :) We are using C...

Le 02/09/2010 22:11, Jonathan Castello a écrit :
> On Thu, Sep 2, 2010 at 1:09 PM, Jonathan Castello<twisolar@gmail.com>  wrote:
> > On Thu, Sep 2, 2010 at 1:03 PM, Sylvain Fabre<sylvain.fabre@inpixal.com>  wrote:
> > >   Yes of course :) All our objects have a __gc metamethod implemented !
> > > But the core issue is that for each object allocated internally, onlye 4
> > > bytes/8bytes are seen from the LUA garbage collector... But internally,
> > > megaoctets are allocated...
> > > Hence, the garbage collector does not trigger "properly", and we ran out of
> > > memory.
> > What if you allocate the entire space required by your object as a
> > userdatum, and use placement new to initialize it into the space Lua
> > allocated for you? Then you're not using a pointer, you're using the
> > whole object.
> >
> > ~Jonathan
> Of course, if you're not using C++ you wouldn't use placement new... *cough*
>
> ~Jonathan


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Sylvain FABRE
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