Re: collectgarbage question.

I am sorry. This wasn't a bug but a feature of lua 5.1.4.
I had to add one more collectgarbage() call.

do
      local skel=VRMLloader("aa.wrl")
      skel.dofInfo:setFrameRate(30)
end

collectgarbage()
collectgarbage() -- two cycles are needed.



On Wed, Sep 23, 2009 at 4:36 PM, Taesoo Kwon <[email protected]> wrote:

> Hi,
>
> I am using luabind-0.8.1, lua 5.1.4, and VC2005.
> I have a strange bug; collect garbage doesn't work in the following simple
> code.
>
> -----------------------------------------------------------------------
> test1.lua -> Garbage collection doesn't work. (the dtor of VRMLloader class
> is not called.)
>
>    do
>       local skel=VRMLloader("aa.wrl")
>       skel.dofInfo:setFrameRate(30)
>    end
>    collectgarbage()
>
> -----------------------------------------------------------------------
> test2.lua -> Garbage collection works. (dtor called)
>
>    do
>       local skel=VRMLloader("aa.wrl")
>    end
>    collectgarbage()
>
> I have no idea what could cause the difference. Has anybody observed
> similar situation?
>
> -----------------------------------------------------------------------
> binding:
>
> class VRMLloader: public MotionLoader
> {
> public:
>     MotionDOFinfo dofInfo;
>
>     VRMLloader(const char* vrmlFile);
>     virtual ~VRMLloader() { printf("dtor called");}
>    ...
> };
>
>     luabind::class_<VRMLloader, MotionLoader>("VRMLloader")
>             .def_readwrite("dofInfo", &VRMLloader::dofInfo)
>             .def(luabind::constructor<const char*>())
>
>
>
> Thanks.
>

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