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Chris Wilson ea09d830c8 sna/trapezoids: Restore lost xTrapezoidValid() checks
When fixing up the sample projection of the trapezoids, we lost the
safety check that the trapezoid was valid.

Fixes regression from
commit bca08dc415 [2.99.917]
Author: Chris Wilson <chris@chris-wilson.co.uk>
Date:   Mon Sep 29 19:30:03 2014 +0100

    sna/trapezoids: Fix loss of precision through projection onto sample grid

Reported-by: Jiri Slaby <jirislaby@gmail.com>
Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=70461#c95
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
2015-02-25 17:40:55 +00:00
libobj Add automake magic required for libobj/ 2014-07-23 16:02:47 +01:00
m4 Prefer i830_dri.so for gen2 chipsets 2013-04-17 15:28:13 +01:00
man man: Mention Option "AccelMethod" "none" 2014-09-27 16:40:19 +01:00
src sna/trapezoids: Restore lost xTrapezoidValid() checks 2015-02-25 17:40:55 +00:00
test test/present: Compact flip queue checks 2015-02-16 12:00:20 +00:00
tools tools/intel-virtual-output: Use xcb_dri3_id 2015-02-25 14:29:03 +00:00
xvmc xvmc: Refactor mutex locking 2014-06-13 09:31:50 +01:00
.gitignore sna: Assemble SF and WM kernels using brw 2012-07-30 13:12:04 +01:00
AUTHORS intel: Fix weblinks 2014-06-25 11:34:48 +01:00
COPYING COPYING: replace stub file with actual Copyright notices. 2010-06-12 20:24:10 -04:00
Makefile.am Add automake magic required for libobj/ 2014-07-23 16:02:47 +01:00
NEWS 2.99.917 snapshot 2014-12-21 14:41:12 +00:00
README intel: Fix weblinks 2014-06-25 11:34:48 +01:00
RELEASING Increment version to 2.9.0 2009-09-28 20:03:39 -07:00
autogen.sh autogen.sh: Implement GNOME Build API 2013-01-16 13:18:27 -05:00
configure.ac sna/dri2: Flush triple buffer swap on [un]redirection 2015-02-24 15:50:25 +00:00

README

xf86-video-intel
Open-source X.org graphics driver for Intel graphics
https://01.org/linuxgraphics/

What is xf86-video-intel
------------------------
The xf86-video-intel module is an open-source 2D graphics driver for
the X Window System as implemented by X.org. It supports a variety of
Intel graphics chipsets including:

	i810/i810e/i810-dc100,i815,
	i830M,845G,852GM,855GM,865G,
	915G/GM,945G/GM/GME,946GZ
	G/GM/GME/Q965,
	G/Q33,G/Q35,G41,G/Q43,G/GM/Q45
	PineView-M (Atom N400 series)
	PineView-D (Atom D400/D500 series)
	Intel(R) HD Graphics: 2000-6000,
	Intel(R) Iris(TM) Graphics: 5100/6100, and
	Intel(R) Iris(TM) Pro Graphics: 5200/6200/P6300.

Where to get more information about the driver
----------------------------------------------
The primary source of information about this and other open-source
drivers for Intel graphics is:

	https://01.org/linuxgraphics/

Documentation specific to the xf86-video-intel driver including
possible configuration options for the xorg.conf file can be found in
the intel(4) manual page. After installing the driver this
documentation can be read with the following command:

	man intel

Mailing list for communication with users and developers of
xf86-video-intel:

	intel-gfx@lists.freedesktop.org

	Note: Subscription is required before posting, but anyone is
	free to subscribe. See instructions (and archives) here:

	http://lists.freedesktop.org/mailman/listinfo/intel-gfx

To report bugs encountered with the driver, see:

	https://01.org/linuxgraphics/documentation/how-report-bugs

To see bugs that are targeted to be fixed in the next release:

	https://bugs.freedesktop.org/show_bug.cgi?id=intel-2d-release