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Old 11-19-2012, 12:59 AM   #135
twobob
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hmmm... from http://cgit.freedesktop.org/xorg/xse...e9646d51364467
(thanks Matthew Allum)
we get...

me@dev ~/GIT/xserver/hw/xfree86/common $ nano xf86cmap.c


Quote:
case GrayScale:
for (i = 0; i < defs; i++) {
index = indices[i];
entry = (EntryPtr) & pmap->red[index];

if (entry->fShared) {
colors[index].red =
gamma[entry->co.shco.red->color >> shift].red;
colors[index].green =
gamma[entry->co.shco.green->color >> shift].green;
colors[index].blue =
gamma[entry->co.shco.blue->color >> shift].blue;
}
else {
colors[index].red = gamma[entry->co.local.red >> shift].red;
colors[index].green =
gamma[entry->co.local.green >> shift].green;
colors[index].blue = gamma[entry->co.local.blue >> shift].blue;
}
}
break;
but...

[root@kindle /]# what
Kindle 5!

[root@kindle /]# Xephyr :1 -title "L:A_N:application_ID:xephyr_O:R_PC:N" -screen
800x600 -cc 4 -grayscale -dpi 135 -nolisten tcp

Quote:

Backtrace:
Segmentation fault at address (nil)

Fatal server error:
Caught signal 11 (Segmentation fault). Server aborting
doh! would have been nice to have a working example of colormap adjustment.

Reading around we are not alone...
http://readlist.com/lists/lists.free...g/3/17779.html (that was 5 years ago)

I will try this on my local machine and see if it is related to color depth perhaps...? nope... read on:

Last edited by twobob; 11-19-2012 at 01:16 AM.
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