[fpc-devel] sdlgraph, pre-alpha

Michael Van Canneyt michael at freepascal.org
Wed Aug 22 21:04:52 CEST 2007

On Wed, 22 Aug 2007, Micha Nelissen wrote:

> Jonas Maebe wrote:
> > No, it is still slow. You indeed do not have locking overhead, but you
> > are still calling nonBuf_DirectPutPixel via a procvar for each pixel
> > which has to be drawn (from hlinedefault). That is still very slow.
> Why is calling via a procvar very much slower than a normal call ? It's
> just an extra memory fetch (hopefully in cache) ?

Jonas meant that each pixel is drawn separately. The procvar is not the issue.


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