mirror of
https://github.com/Zeckmathederg/glfs.git
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a77e35243b
git-svn-id: svn://svn.linuxfromscratch.org/BLFS/trunk/BOOK@6830 af4574ff-66df-0310-9fd7-8a98e5e911e0
295 lines
11 KiB
XML
295 lines
11 KiB
XML
<?xml version="1.0" encoding="ISO-8859-1"?>
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<!DOCTYPE sect1 PUBLIC "-//OASIS//DTD DocBook XML V4.5//EN"
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"http://www.oasis-open.org/docbook/xml/4.5/docbookx.dtd" [
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<!ENTITY % general-entities SYSTEM "../../general.ent">
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%general-entities;
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<!ENTITY mesalib-download-http "http://downloads.sourceforge.net/mesa3d/MesaLib-&mesalib-version;.tar.bz2">
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<!ENTITY mesalib-download-ftp " ">
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<!ENTITY mesalib-md5sum "61beda590bfc5b4a12e979d5f2d70d7a">
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<!ENTITY mesalib-size "3.1 MB">
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<!ENTITY mesalib-buildsize "172 MB">
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<!ENTITY mesalib-time "1.6 SBU">
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<!ENTITY mesademos-download-http "http://downloads.sourceforge.net/mesa3d/MesaDemos-&mesalib-version;.tar.bz2">
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<!ENTITY mesademos-md5sum "e870efe98d3a50be01ab211b9b2e25d9">
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<!ENTITY mesademos-size "1.3 MB">
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<!ENTITY mesaglut-download-http "http://downloads.sourceforge.net/mesa3d/MesaGLUT-&mesalib-version;.tar.bz2">
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<!ENTITY mesaglut-md5sum "e84edbb11c69c8e408dfadd2ed08e95b">
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<!ENTITY mesaglut-size "306 KB">
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]>
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<sect1 id="mesalib" xreflabel="MesaLib-&mesalib-version;">
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<?dbhtml filename="mesalib.html"?>
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<sect1info>
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<othername>$LastChangedBy$</othername>
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<date>$Date$</date>
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</sect1info>
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<title>MesaLib-&mesalib-version;</title>
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<indexterm zone="mesalib">
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<primary sortas="a-MesaLib">MesaLib</primary>
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</indexterm>
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<sect2 role="package">
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<title>Introduction to MesaLib</title>
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<para><application>Mesa</application> is an OpenGL compatible 3-D graphics
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library.</para>
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<bridgehead renderas="sect3">Package Information</bridgehead>
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<itemizedlist spacing="compact">
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<listitem>
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<para>Download (HTTP): <ulink url="&mesalib-download-http;"/></para>
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</listitem>
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<listitem>
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<para>Download (FTP): <ulink url="&mesalib-download-ftp;"/></para>
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</listitem>
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<listitem>
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<para>Download MD5 sum: &mesalib-md5sum;</para>
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</listitem>
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<listitem>
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<para>Download size (including recommended download):
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&mesalib-size;</para>
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</listitem>
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<listitem>
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<para>Estimated disk space required (including recommended download):
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&mesalib-buildsize;</para>
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</listitem>
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<listitem>
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<para>Estimated build time (including recommended download):
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&mesalib-time;</para>
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</listitem>
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</itemizedlist>
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<bridgehead renderas="sect3">Additional Downloads</bridgehead>
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<itemizedlist spacing="compact">
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<title>Recommended demonstration and diagnostic utilities for
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verifying OpenGL operation</title>
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<listitem>
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<para>Download (HTTP): <ulink url="&mesademos-download-http;"/></para>
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</listitem>
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<listitem>
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<para>Download MD5 sum: &mesademos-md5sum;</para>
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</listitem>
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<listitem>
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<para>Download size: &mesademos-size;</para>
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</listitem>
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</itemizedlist>
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<itemizedlist spacing="compact">
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<title>Optional GLUT library (see also <xref linkend="freeglut"/>)</title>
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<listitem>
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<para>Download (HTTP): <ulink url="&mesaglut-download-http;"/></para>
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</listitem>
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<listitem>
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<para>Download MD5 sum: &mesaglut-md5sum;</para>
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</listitem>
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<listitem>
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<para>Download size: &mesaglut-size;</para>
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</listitem>
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</itemizedlist>
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<bridgehead renderas="sect3">MesaLib Dependencies</bridgehead>
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<bridgehead renderas="sect4">Required</bridgehead>
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<para role="required"><xref linkend="xorg7-lib"/>,
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<xref linkend="xorg7-util"/>,
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<xref linkend="libdrm"/>, and
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<xref linkend="expat"/></para>
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<xi:include xmlns:xi="http://www.w3.org/2003/XInclude"
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href="../../xincludes/xorg7-only.xml"/>
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<!-- <note>
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<para>It is not recommended to build a newer version of
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<application>Mesa</application> with <xref linkend="xfree86"/>.</para>
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</note> -->
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<para condition="html" role="usernotes">User Notes:
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<ulink url="&blfs-wiki;/mesalib"/></para>
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</sect2>
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<sect2 role="installation">
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<title>Installation of MesaLib</title>
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<para>Extract all three tarballs from the same top-level directory as they
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all will extract to the
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<filename class="directory">Mesa-&mesalib-version;</filename>
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directory.</para>
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<!-- Commenting this out as there is already mention of this
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<caution>
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<para>You should ensure that the <envar>XORG_PREFIX</envar> variable in
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the commands below is the same as the one used in the installation prefix
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of <application>Xorg</application>.</para>
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</caution>
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-->
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<para>Install <application>MesaLib</application> by running the following
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command:</para>
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<screen><userinput>make linux-dri-x86 OPT_FLAGS="-O2 -fno-strict-aliasing" \
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DRI_DRIVER_INSTALL_DIR=${XORG_PREFIX}/lib/X11/modules/dri \
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X11_INCLUDES=-I${XORG_PREFIX}/include \
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EXTRA_LIB_PATH=-L${XORG_PREFIX}/lib</userinput></screen>
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<para>If you downloaded and extracted the Demos package, build the programs
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with the following commands:</para>
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<screen><userinput>sed -i 's@-l$(GLUT_LIB)@@g' configs/default &&
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make -C progs/xdemos PROGS='glxinfo glxgears'</userinput></screen>
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<para>This package does not come with a test suite.</para>
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<para>Now, as the <systemitem class="username">root</systemitem> user:</para>
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<screen role="root"><userinput>make install INSTALL_DIR=${XORG_PREFIX} \
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DRI_DRIVER_INSTALL_DIR=${XORG_PREFIX}/lib/X11/modules/dri &&
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install -dv ${XORG_PREFIX}/share/doc/MesaLib-&mesalib-version; &&
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install -v -m644 docs/* ${XORG_PREFIX}/share/doc/MesaLib-&mesalib-version;</userinput></screen>
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<para>If you built the demo programs, install them using the following
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command as the <systemitem class="username">root</systemitem> user:</para>
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<screen role="root"><userinput>install -v -m755 progs/xdemos/glx{info,gears} ${XORG_PREFIX}/bin</userinput></screen>
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<para>Finally, if installing to any prefix other than
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<filename class="directory">/usr</filename>, you should create symlinks
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to the GL headers in <filename class="directory">/usr/include</filename>.
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Execute the following command as the
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<systemitem class="username">root</systemitem> user:</para>
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<screen role="root"><userinput>ln -s -v ${XORG_PREFIX}/include/GL /usr/include</userinput></screen>
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<tip>
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<para>Do not remove the Mesa source tree yet, it will be required to
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build the <xref linkend="xorg7-server"/>.</para>
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</tip>
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</sect2>
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<sect2 role="commands">
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<title>Command Explanations</title>
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<para><command>make ... linux-dri-x86</command>: The
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<option>linux-dri-x86</option> target is specified to use a
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few other helpful flags in addition to the defaults. See the other
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targets in the <filename class="directory">configs</filename> directory
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if your architecture is not x86.</para>
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<para><envar>OPT_FLAGS="-O2 -fno-strict-aliasing"</envar>: A bug where
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OpenGL applications are shifted to the left by 50% can be worked around
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by adding <option>-fno-strict-aliasing</option> to the compiler flags.</para>
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<para><envar>DRI_DRIVER_INSTALL_DIR=${XORG_PREFIX}/lib/X11/modules/dri</envar>:
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This setting specifies the location that the DRI modules will be installed
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to. This path is also built into <filename
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class="libraryfile">libGL.so</filename>.</para>
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<para><command>sed -i 's@-l$(GLUT_LIB)@@g' configs/default</command>:
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Disables linking against the GLUT libraries for the demo programs, omit
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this command if you downloaded and extracted the GLUT tarball.</para>
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<para><command>make ... PROGS='glxinfo glxgears'</command>: Only builds
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the <command>glxinfo</command> and <command>glxgears</command>
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programs.</para>
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</sect2>
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<sect2 role="content">
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<title>Contents</title>
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<segmentedlist>
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<segtitle>Installed Programs (optional)</segtitle>
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<segtitle>Installed Libraries</segtitle>
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<segtitle>Installed Directories</segtitle>
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<seglistitem>
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<seg>glxgears and glxinfo</seg>
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<seg>libGL.so, libGLU.so, libGLw.so, *_dri.so and
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optionally, libglut.so</seg>
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<seg><envar>$XORG_PREFIX</envar>/lib/modules/dri and
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<envar>$XORG_PREFIX</envar>/share/doc/MesaLib-&mesalib-version;</seg>
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</seglistitem>
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</segmentedlist>
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<variablelist>
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<bridgehead renderas="sect3">Short Descriptions</bridgehead>
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<?dbfo list-presentation="list"?>
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<?dbhtml list-presentation="table"?>
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<varlistentry id="glxgears">
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<term><filename>glxgears</filename></term>
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<listitem>
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<para>is a GL demo useful for troubleshooting graphics
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problems.</para>
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<indexterm zone="mesalib glxgears">
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<primary sortas="b-glxgears">glxgears</primary>
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</indexterm>
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</listitem>
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</varlistentry>
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<varlistentry id="glxinfo">
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<term><filename>glxinfo</filename></term>
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<listitem>
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<para>is a diagnostic program that displays information about the
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graphics hardware and installed GL libraries.</para>
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<indexterm zone="mesalib glxinfo">
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<primary sortas="b-glxinfo">glxinfo</primary>
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</indexterm>
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</listitem>
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</varlistentry>
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<varlistentry id="libGL">
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<term><filename class='libraryfile'>libGL.so</filename></term>
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<listitem>
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<para>is the main OpenGL library.</para>
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<indexterm zone="mesalib libGL">
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<primary sortas="c-libGL">libGL.so</primary>
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</indexterm>
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</listitem>
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</varlistentry>
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<varlistentry id="libGLU">
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<term><filename class='libraryfile'>libGLU.so</filename></term>
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<listitem>
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<para>is the OpenGL Utility library.</para>
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<indexterm zone="mesalib libGLU">
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<primary sortas="c-libGLU">libGLU.so</primary>
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</indexterm>
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</listitem>
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</varlistentry>
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<varlistentry id="libGLw">
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<term><filename class='libraryfile'>libGLw.so</filename></term>
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<listitem>
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<para>is the Xt/Motif OpenGL drawing area widget library.</para>
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<indexterm zone="mesalib libGLw">
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<primary sortas="c-libGLw">libGLw.so</primary>
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</indexterm>
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</listitem>
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</varlistentry>
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<varlistentry id="libglut-mesa">
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<term><filename class='libraryfile'>libglut.so</filename></term>
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<listitem>
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<para>is the OpenGL Utility Toolkit (GLUT) library.</para>
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<indexterm zone="mesalib libglut-mesa">
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<primary sortas="c-libglut">libglut.so</primary>
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</indexterm>
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</listitem>
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</varlistentry>
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</variablelist>
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</sect2>
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</sect1>
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