[Pbrt-discuss] help! plugin problem.

[Bill Conan]

hi, thank you,

i solved the problem. the problematic part is somewhere else. but i
don't know why i got this weird error message.

i don't like plugin architecture. it's hard to debug sometime.

thank you.

On Jan 28, 2008 7:03 PM, Daniel Neilson <dneilson at cs.ualberta.ca> wrote:

>

>   This may seem like an odd question but, did you try inserting the same

> printf()'s into grid.cpp to see whether they return the same results if

> you use a grid rather than your own plugin? It's been forever since I

> tried to do any pbrt coding so, I don't remember whether what you're

> seeing is "normal".

>

> -Daniel

>

>

>

> Bill Conan wrote:

> > hello guys,

> >

> > i wrote a accelerator plugin for pbrt. the code was modified directly

> > from grid.cpp, however weird problem happened when i tried to run it.

> >

> > this is the problematic part:

> >

> > extern "C" DLLEXPORT Primitive *CreateAccelerator(const

> > vector<Reference<Primitive> > &prims,const ParamSet &ps)

> > {

> >       printf("%d",prims.size());

> >       if(!prims[0]) printf("kkkkk");

> >       return new GridTreeAccel(prims);

> > }

> >

> > i tried to render areapot.pbrt

> > the prims.size() is 105, however prims[0] is NULL, i will get access violation.

> >

> > why does this happen? i can't see any difference with grid.cpp.

> >

> > thank you.

> > _______________________________________________

> > pbrt-discuss mailing list

> > pbrt-discuss at pbrt.org

> > http://six.pairlist.net/mailman/listinfo/pbrt-discuss

>

> --

> Daniel Neilson         |  "As far as the laws of mathematics refer to

> dneilson at cs.ualberta.ca| reality, they are not certain; and as far as

> PhD Candidate          | they are certain, they do not refer to reality"

> M.Sc, B.C.Sc(Hon)      |         -Albert Einstein

>

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