Author: dnicholson
Date: 2006-10-01 11:16:32 -0600 (Sun, 01 Oct 2006)
New Revision: 6324
Modified:
trunk/BOOK/introduction/welcome/changelog.xml
trunk/BOOK/x/lib/mesalib.xml
Log:
Added compiler flags to fix #2103. Changed default target to linux-dri-x86.
Modified: trunk/BOOK/introduction/welcome/changelog.xml
===================================================================
--- trunk/BOOK/introduction/welcome/changelog.xml 2006-10-01 16:52:29 UTC
(rev 6323)
+++ trunk/BOOK/introduction/welcome/changelog.xml 2006-10-01 17:16:32 UTC
(rev 6324)
@@ -45,6 +45,12 @@
<para>October 1st, 2006</para>
<itemizedlist>
<listitem>
+ <para>[dnicholson] - Fixed an issue with with rendering of OpenGL
+ applications with MesaLib by adding an appropriate compiler flag.
+ Thanks to Alexander Patrakov for the report and the fix. Closes
+ ticket #2103.</para>
+ </listitem>
+ <listitem>
<para>[dnicholson] - Fixed an error with output redirection
in MesaLib when /bin/sh is not Bash. Fixes ticket #2118.</para>
</listitem>
Modified: trunk/BOOK/x/lib/mesalib.xml
===================================================================
--- trunk/BOOK/x/lib/mesalib.xml 2006-10-01 16:52:29 UTC (rev 6323)
+++ trunk/BOOK/x/lib/mesalib.xml 2006-10-01 17:16:32 UTC (rev 6324)
@@ -116,7 +116,7 @@
<para>Build <application>MesaLib</application>
by running the following command:</para>
-<screen><userinput>make linux-dri</userinput></screen>
+<screen><userinput>make OPT_FLAGS="-O2 -fno-strict-aliasing"
linux-dri-x86</userinput></screen>
<para>This package does not come with a test suite.</para>
@@ -171,6 +171,14 @@
src/glx/x11/dri_glx.c</command>: This command corrects a hard coded
reference to the module directory.</para>
+ <para><command>make OPT_FLAGS=... linux-dri-x86</command>: A bug where
+ OpenGL applications are shifted to the left by 50% can be worked around
+ by adding <option>-fno-strict-aliasing</option> to the compiler flags.
+ Also, the <option>linux-dri-x86</option> target is specified to use a
+ few other helpful flags in addition to the defaults. See the other
+ targets in the <filename class="directory">configs</filename> directory
+ if your architecture is not x86.</para>
+
<para><command>bin/installmesa</command>: Mesa uses a custom installation
script as opposed to the normal <parameter>install</parameter> make
target.</para>
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