Does anyone know where an example of doing this in OpenGL is? I have done
some google searches and not found anything that looks promising.
Anyone else have ideas?
-Allen
On Mon, Oct 27, 2008 at 2:06 AM, Marcus Lindblom <[EMAIL PROTECTED]> wrote:
> Allen Bierbaum wrote:
>
> [snip]
>
> > Now this may be more of an OpenGL question then anything, but is it
> > possible to put a few frames delay between uploading the texture into
> > the texture object, and the first time the texture is used? Said
> > another way, is there a way for the system to upload the texture into
> > the graphics hardware in the background before the data is actually
> > needed for rendering?
>
> I know I've read stuff about asynchronous pixel data transfers, in
> exensions like vertex/pixel/texture buffer objects.
>
> I think one of the points of those extensions are to allow you to do
> background transfers of pixel data (together with fences/render queries)
> while the GPU is rendering something else.
>
> I haven't used them myself though, as there hasn't been any need.. yet.
>
> Cheers,
> /Marcus
>
>
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