Hi Hui,
This sounds very much like an Intel driver bug. Go have a look for
updated drivers for your hardware.
Robert.
On Thu, Mar 12, 2009 at 8:33 PM, hui <opencvy...@yahoo.com> wrote:
>
> Hi,
>
> I meet a problem in function drawImplementation(osg::RenderInfo& renderInfo)
> const
>
> Actually the code works find with nvidia and ati video card, just when I run
> it in intel 965GM, it get problem.
>
> Here is the code:
> void SubmeshDrawable::drawImplementation(osg::RenderInfo& renderInfo) const
> {
> osg::State& state = *renderInfo.getState();
> //bind the VBO's
> state.disableAllVertexArrays();
>
> bool initializedThisDraw = false;
> if (!mInitalized)
> {
> InitVertexBuffers(state);
> mInitalized = true;
> initializedThisDraw = true;
> }
> -----........................................
>
> // notice when first time run, then mInitalized is assigned as true, and it
> keeps as true in nvidia or ati video card.
> // But in Intel card, the value of mInitalized will change back to false
> again when enter the function at second time, and keep in this way until the
> VBO crashed.
>
> Any reason for that?
>
> Thanks a lot.
>
> Hui
>
>
>
>
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> osg-users@lists.openscenegraph.org
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>
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