[Gimp-user] Edit > Stroke Selection, Line width odd/even and antialiasing

[Simon Budig]

Sven Neumann (sven at gimp.org) wrote:
> On Mon, 2009-06-15 at 22:50 -0500, DJ wrote:
> > Just wondering why, odd pixel widths look different than even pixel
> > widths when using Edit > Stroke Selection?
> 
> Just think about it. You are stroking along the pixel borders. An even
> line width will cover pixels exactly. An odd line width will only cover
> the outer pixels by 50%.

Actually at some point someone seems to have done a "fix" that offsets
the stroke by 0.5 pixels if the brush has an odd width. At least it
feels like this, since stroking a 1 pixel brush with the paintbrush
yields a black one-pixel line offset 0.5 pixels against the selection
outline.

Argh.

Bye,
        Simon
-- 
              simon at budig.de              http://simon.budig.de/