Comment 24 for bug 437378

that's an intersting clue, although I have never set a colormap on the root
window ^_^;
but it does on the dock's window.
maybe a bug in gtkgl ? by the way how do you know this is a custom color map
? and who set this ?

2011/1/6 Thomas Lübking <email address hidden>

> https://bugs.kde.org/show_bug.cgi?id=262064
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> --- Comment #9 from Thomas Lübking <thomas luebking gmail com> 2011-01-06
> 17:52:40 ---
> ... the reason seams to be that cairo(-dock?) feels like it has to set a
> custom
> color map on the root window
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> RGB_DEFAULT_MAP(RGB_COLOR_MAP):
> colormap id #: 0x1400001
> red-max: 255
> red-mult: 65536
> green-max: 255
> green-mult: 256
> blue-max: 255
> blue-mult: 1
> base-pixel: 0
> visual id #: 0x8c
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> calling "xprop -root -remove RGB_DEFAULT_MAP" sanitizes the Qt behaviour.
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> -> cairo(-dock?) bug. period. =P
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