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Chapter 7. The X Window System
Section "Screen" Identifier "Screen0" Device "Videocard0" Monitor
"Monitor0" DefaultDepth 16 SubSection "Display" Depth 24 Modes "1280x1024"
"1280x960" "1152x864" "1024x768" "800x600" "640x480" EndSubSection
SubSection "Display" Depth 16 Modes "1152x864" "1024x768" "800x600"
"640x480" EndSubSection EndSection
The following entries are commonly used in the
•
— Specifies a unique name for this
Identifier
•
— Specifies the unique name of a
Device
•
— Specifies the unique name of a
Monitor
•
— Specifies the default color depth in bits. In the previous example,
DefaultDepth
provides thousands of colors, is the default. Multiple
at least one is required.
•
SubSection "Display"
A
section may have multiple
Screen
color depth specified in the
•
Option "<option-name>"
section. Replace
<option-name>
man page.
3.1.10.
DRI
The optional
section specifies parameters for the Direct Rendering Infrastructure (DRI). DRI
DRI
is an interface which allows 3D software applications to take advantage of 3D hardware
acceleration capabilities built into most modern video hardware. In addition, DRI can improve
2D performance via hardware acceleration, if supported by the video card driver.
This section is ignored unless DRI is enabled in the
The following example illustrates a typical
Section "DRI" Group 0 Mode 0666 EndSection
Since different video cards use DRI in different ways, do not alter the values for this section
without first referring to http://dri.sourceforge.net/.
4. Fonts
Red Hat Enterprise Linux uses two methods to manage and display fonts under X. The newer
Fontconfig font subsystem simplifies font management and provides advanced display features,
108
Screen
Device
Monitor
— Specifies the screen modes available at a particular color depth.
subsections, but at least one is required for the
Display
entry.
DefaultDepth
— An optional entry which specifies extra parameters for the
with a valid option listed for this section in the
section:
DRI
section:
section. This is a required entry.
Screen
section. This is a required entry.
section. This is a required entry.
entries are permitted, but
DefaultDepth
section.
Module
, which
16
xorg.conf
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