Re: [Gimp-developer] What is the purpose of the checkerboard pattern in the color history buttons?

[Michael Natterer <mitch gimp org>]

On Sat, 2013-11-16 at 22:05 +0100, Ofnuts wrote:
> In the color history of the FG/BG color selector dialog, the buttons may 
> appear split in two along a diagonal with the color on top left and a 
> checkerboard pattern on the bottom right. This happens when the color is 
> obtained using the color picker button in the same dialog. However I 
> can't figure out what this display is indicating. The checkerboard 
> pattern would normally hint at some alpha/transparency value, but the 
> color displayed has no alpha channel?

Because it was broken :)

Just fixed it in master and gimp-2-8:

commit abd16f9b1e3e6bd9260f83241f5ff3035d64b090
Author: Michael Natterer <mitch gimp org>
Date:   Sat Nov 16 22:53:16 2013 +0100

    libgimpwidets: don't pick transparent colors in
gimp_pick_button_pick()
    
    Full opacity in gimp_rgba_set_uchar() is 255, not 1.0.
    
    (cherry picked from commit f489ef2c5a77edb49e3062381cc207aa1698dedd)

 libgimpwidgets/gimppickbutton.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)