Re: Boxed userdata and garbage collector

[Jonathan Castello <twisolar@...>]

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