by fungus <openglMYSOCKS@[EMAIL PROTECTED]
>
Jul 5, 2008 at 05:26 AM
On Jul 4, 12:41=A0pm, Knockr <CSar...@[EMAIL PROTECTED]
> wrote:
> How much efficient is the histogram calculation provided by
> OpenGL(glHistogram)?
It will depend on the graphics card ....
=2E.. but if you're imagining hardware acceleration and
parallel processing then I think it's 99% probable
that you'll be disappointed.
> Is there any better way?
Download the image in "tiles" in one thread
and use SSE instructions in another thread
to calculate the histogram of the blocks as
they arrive.
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