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devdraw: prefer 24-bit over 15-bit or 16-bit.

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Fixes remote X11 use via XQuartz 2.7.4.

R=rsc
http://codereview.appspot.com/6624058
This commit is contained in:
Russ Cox 2012-10-07 09:48:47 -04:00
parent 5b6028903d
commit 60a47420a8
1 changed files with 6 additions and 6 deletions
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12
src/cmd/devdraw/x11-init.c
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@ -98,6 +98,12 @@ _xattach(char *label, char *winsize)
/*
* Figure out underlying screen format.
*/
if(XMatchVisualInfo(_x.display, xrootid, 24, TrueColor, &xvi)
|| XMatchVisualInfo(_x.display, xrootid, 24, DirectColor, &xvi)){
_x.vis = xvi.visual;
_x.depth = 24;
}
else
if(XMatchVisualInfo(_x.display, xrootid, 16, TrueColor, &xvi)
|| XMatchVisualInfo(_x.display, xrootid, 16, DirectColor, &xvi)){
_x.vis = xvi.visual;
@ -110,12 +116,6 @@ _xattach(char *label, char *winsize)
_x.depth = 15;
}
else
if(XMatchVisualInfo(_x.display, xrootid, 24, TrueColor, &xvi)
|| XMatchVisualInfo(_x.display, xrootid, 24, DirectColor, &xvi)){
_x.vis = xvi.visual;
_x.depth = 24;
}
else
if(XMatchVisualInfo(_x.display, xrootid, 8, PseudoColor, &xvi)
|| XMatchVisualInfo(_x.display, xrootid, 8, StaticColor, &xvi)){
if(_x.depth > 8){