| 1 | <?xml version="1.0" encoding="ISO-8859-1"?>
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| 2 | <!DOCTYPE sect1 PUBLIC "-//OASIS//DTD DocBook XML V4.5//EN"
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| 3 | "http://www.oasis-open.org/docbook/xml/4.5/docbookx.dtd" [
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| 4 | <!ENTITY % general-entities SYSTEM "../../general.ent">
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| 5 | %general-entities;
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| 6 |
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| 7 | <!ENTITY mutter-download-http "&gnome-download-http;/mutter/&gnome-43;/mutter-&mutter-version;.tar.xz">
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| 8 | <!ENTITY mutter-download-ftp "&gnome-download-ftp;/mutter/&gnome-43;/mutter-&mutter-version;.tar.xz">
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| 9 | <!ENTITY mutter-md5sum "2aa9fae86f51490b419e747885069e96">
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| 10 | <!ENTITY mutter-size "2.7 MB">
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| 11 | <!ENTITY mutter-buildsize "150 MB (without tests)">
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| 12 | <!ENTITY mutter-time "0.6 SBU (Using parallelism=4)">
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| 13 | <!ENTITY mutter-time-systemd "0.6 SBU (Using parallelism=4, add 1.0 SBU for tests)">
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| 14 | ]>
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| 15 |
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| 16 | <sect1 id="mutter" xreflabel="Mutter-&mutter-version;">
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| 17 | <?dbhtml filename="mutter.html"?>
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| 18 |
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| 19 |
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| 20 | <title>Mutter-&mutter-version;</title>
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| 21 |
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| 22 | <indexterm zone="mutter">
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| 23 | <primary sortas="a-Mutter">Mutter</primary>
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| 24 | </indexterm>
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| 25 |
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| 26 | <sect2 role="package">
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| 27 | <title>Introduction to Mutter</title>
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| 28 |
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| 29 | <para>
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| 30 | <application>Mutter</application> is the window manager for
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| 31 | <application>GNOME</application>. It is not invoked directly,
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| 32 | but from <application>GNOME Session</application> (on a
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| 33 | machine with a hardware accelerated video driver).
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| 34 | </para>
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| 35 |
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| 36 | &lfs112_checked;
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| 37 |
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| 38 | <bridgehead renderas="sect3">Package Information</bridgehead>
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| 39 | <itemizedlist spacing="compact">
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| 40 | <listitem>
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| 41 | <para>
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| 42 | Download (HTTP): <ulink url="&mutter-download-http;"/>
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| 43 | </para>
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| 44 | </listitem>
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| 45 | <listitem>
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| 46 | <para>
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| 47 | Download (FTP): <ulink url="&mutter-download-ftp;"/>
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| 48 | </para>
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| 49 | </listitem>
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| 50 | <listitem>
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| 51 | <para>
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| 52 | Download MD5 sum: &mutter-md5sum;
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| 53 | </para>
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| 54 | </listitem>
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| 55 | <listitem>
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| 56 | <para>
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| 57 | Download size: &mutter-size;
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| 58 | </para>
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| 59 | </listitem>
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| 60 | <listitem>
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| 61 | <para>
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| 62 | Estimated disk space required: &mutter-buildsize;
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| 63 | </para>
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| 64 | </listitem>
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| 65 | <listitem revision='sysv'>
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| 66 | <para>
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| 67 | Estimated build time: &mutter-time;
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| 68 | </para>
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| 69 | </listitem>
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| 70 | <listitem revision='systemd'>
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| 71 | <para>
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| 72 | Estimated build time: &mutter-time-systemd;
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| 73 | </para>
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| 74 | </listitem>
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| 75 | </itemizedlist>
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| 76 |
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| 77 | <bridgehead renderas="sect3">Mutter Dependencies</bridgehead>
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| 78 |
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| 79 | <bridgehead renderas="sect4">Required</bridgehead>
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| 80 | <para role="required">
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| 81 | <xref linkend="gnome-settings-daemon"/>,
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| 82 | <xref linkend="graphene"/>,
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| 83 | <xref linkend="libxcvt"/>,
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| 84 | <xref linkend="libxkbcommon"/>, and
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| 85 | <xref linkend="pipewire"/>
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| 86 | </para>
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| 87 |
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| 88 | <bridgehead renderas="sect4">Recommended</bridgehead>
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| 89 | <para role="recommended">
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| 90 | <xref linkend="desktop-file-utils"/>,
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| 91 | <xref linkend="gobject-introspection"/>,
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| 92 | <xref linkend="startup-notification"/>, and
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| 93 | <xref linkend="sysprof"/>
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| 94 | </para>
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| 95 |
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| 96 | <bridgehead renderas="sect4">Recommended (Required to
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| 97 | build the Wayland compositor)</bridgehead>
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| 98 | <para role="recommended">
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| 99 | <xref linkend="libinput"/>,
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| 100 | <xref linkend="wayland"/>,
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| 101 | <xref linkend="wayland-protocols"/>, and
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| 102 | <xref linkend="xwayland"/>.
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| 103 | Additionally, <xref linkend="gtk3"/> needs to be built with
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| 104 | <application>Wayland</application> support.
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| 105 | </para>
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| 106 |
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| 107 | <bridgehead renderas="sect4"
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| 108 | revision="sysv">Recommended (Runtime)</bridgehead>
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| 109 | <para role="recommended" revision="sysv">
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| 110 | <xref linkend="blocaled" role="runtime"/>
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| 111 | </para>
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| 112 |
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| 113 | <bridgehead renderas="sect4">Optional</bridgehead>
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| 114 | <para role="optional">
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| 115 | <xref linkend="python-dbusmock"/> (required for tests) and
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| 116 | <xref linkend="xorg-server"/> (for X11 sessions)
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| 117 | </para>
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| 118 |
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| 119 | <!-- NOTE: Mutter compiles git versions of COGL and Clutter for it's own
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| 120 | internal use. This is because the wayland support upstream isn't advanced
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| 121 | enough for the graphics stack used in Mutter. -->
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| 122 |
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| 123 | <para condition="html" role="usernotes">User Notes:
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| 124 | <ulink url="&blfs-wiki;/mutter"/>
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| 125 | </para>
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| 126 |
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| 127 | </sect2>
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| 128 |
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| 129 | <sect2 role="installation">
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| 130 | <title>Installation of Mutter</title>
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| 131 |
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| 132 | <para>
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| 133 | Install <application>Mutter</application> by running the following
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| 134 | commands:
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| 135 | </para>
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| 136 |
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| 137 | <screen><userinput>mkdir build &&
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| 138 | cd build &&
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| 139 |
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| 140 | meson --prefix=/usr --buildtype=debugoptimized -Dtests=false .. &&
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| 141 | ninja</userinput></screen>
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| 142 |
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| 143 | <!--
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| 144 | <para>
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| 145 | To test the results, issue:
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| 146 | <command>dbus-run-session ninja test</command>. The tests
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| 147 | require an active X session to run correctly. It is not necessary to
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| 148 | run a separate D-bus session if not in a GNOME session, but it
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| 149 | provides a clean environment in any case. One test,
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| 150 | <filename>native-headless</filename>, is known to fail.
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| 151 | </para>
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| 152 | -->
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| 153 | <!-- there are no added problems in sysv, AFAICT. Running the tests is
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| 154 | not easy whatever the init system. But using the instructions below in
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| 155 | a gnome session on sysv works (no test failure)...
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| 156 | <para revision='sysv'>
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| 157 | This package does not come with a test suite that runs properly in the
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| 158 | SystemV environment.
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| 159 | </para>
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| 160 | -->
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| 161 |
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| 162 | <para>
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| 163 | The test suite requires debug functions to be enabled in the build, and an
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| 164 | external program called <command>xvfb-run</command>. If you wish to run
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| 165 | the tests, you should download and install it before running
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| 166 | <command>meson</command>.
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| 167 |
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| 168 | You can obtain it from <ulink
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| 169 | url="&sources-anduin-http;/mutter/xvfb-run">xvfb-run</ulink>, and install
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| 170 | it with executable permissions in <filename
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| 171 | class="directory">/usr/bin</filename>. <command>xvfb-run</command> needs
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| 172 | <command>Xvfb</command> at runtime, and <command>Xvfb</command> can be
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| 173 | installed from either <xref linkend='xorg-server'/> or <xref
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| 174 | linkend='xwayland'/>.
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| 175 |
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| 176 | You should also replace <parameter>-Dtests=false</parameter> in the
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| 177 | <command>meson</command> command, with
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| 178 | <parameter>-Dtests=true</parameter>. The test
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| 179 | suite requires the mutter schema to be installed on the system, so it is
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| 180 | better to run the tests after installing the package.
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| 181 | </para>
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| 182 |
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| 183 | <para>
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| 184 | You can also test basic functions of <application>Mutter</application>
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| 185 | following <xref linkend='mutter-starting'/>, after installing it.
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| 186 | </para>
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| 187 |
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| 188 | <para>
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| 189 | Now, as the <systemitem class="username">root</systemitem> user:
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| 190 | </para>
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| 191 |
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| 192 | <screen role="root"><userinput>ninja install</userinput></screen>
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| 193 |
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| 194 | <para>
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| 195 | The tests can now be run: issue
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| 196 | <command>ninja test</command>. The tests
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| 197 | require an active X or wayland session.
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| 198 | The <filename>native-unit</filename> test is known to fail.
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| 199 | A lot of tests will fail if the opengl rendering is not done in hardware.
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| 200 | </para>
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| 201 | </sect2>
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| 202 |
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| 203 | <sect2 role="commands">
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| 204 | <title>Command Explanations</title>
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| 205 |
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| 206 | <!-- https://gitlab.gnome.org/GNOME/gnome-shell/-/issues/5512
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| 207 | If debug is disabled, the "assertion 'CLUTTER_IS_ACTOR (self)'
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| 208 | failed" message will turn into a crash. Enabling debug is just a
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| 209 | work around, it's not a proper fix. -->
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| 210 | <para>
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| 211 | <parameter>--buildtype=debugoptimized</parameter>: Override the
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| 212 | default buildtype (<quote>debug</quote>), which would produce
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| 213 | unoptimized binaries. It's used instead of
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| 214 | <option>--buildtype=release</option> to work around an issue
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| 215 | causing gnome-shell to crash.
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| 216 | </para>
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| 217 | <!--
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| 218 | <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
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| 219 | href="../../xincludes/meson-buildtype-release.xml"/>
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| 220 | -->
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| 221 | <para>
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| 222 | <parameter>-Dtests=false</parameter>: Prevents building the tests,
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| 223 | and removes a hard requirement on <command>xvfb-run</command>.
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| 224 | </para>
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| 225 |
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| 226 | <para>
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| 227 | <option>-Dprofiler=false</option>: Use this option if
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| 228 | <application>Sysprof</application> is not installed, and you don't
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| 229 | want meson to download <application>Sysprof</application> source
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| 230 | code.
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| 231 | </para>
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| 232 |
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| 233 | </sect2>
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| 234 |
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| 235 | <sect2 role="starting" id="mutter-starting">
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| 236 | <title>Starting Mutter</title>
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| 237 |
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| 238 | <!-- Mutter as a Wayland compositor Works with mutter-42.4 and 43.0.
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| 239 | IIRC mutter can also be used as a X window manager: just replace
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| 240 | "twm" with "mutter ‐‐x11" in xinitrc. But I've not tested
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| 241 | such a configuration recently (I don't build Xorg Server or xinit
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| 242 | these days. -->
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| 243 |
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| 244 | <para>
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| 245 | <application>Mutter</application> is normally used as a component of
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| 246 | <application>gnome-shell</application>, but it can be used as a
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| 247 | standalone Wayland compositor too. To run
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| 248 | <application>Mutter</application> as a Wayland compositor, in a
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| 249 | virtual console, issue:
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| 250 | </para>
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| 251 |
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| 252 | <screen role='nodump'><userinput>mutter --wayland -- vte-2.91</userinput></screen>
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| 253 |
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| 254 | <para>
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| 255 | Replace <command>vte-2.91</command> with the command line for the
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| 256 | first application you want in the Wayland session. Note that once this
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| 257 | application exits, the Wayland session will be terminated.
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| 258 | </para>
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| 259 |
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| 260 | <para>
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| 261 | <application>Mutter</application> can also function as a nested
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| 262 | compositor in another Wayland session. In a terminal emulator, issue:
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| 263 | </para>
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| 264 |
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| 265 | <screen role='nodump'><userinput>MUTTER_DEBUG_DUMMY_MODE_SPECS=1920x1080 mutter --wayland --nested -- vte-2.91</userinput></screen>
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| 266 |
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| 267 | <para>
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| 268 | Replace <replaceable>1920x1080</replaceable> with the size you want
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| 269 | for the nested Wayland session.
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| 270 | </para>
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| 271 | </sect2>
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| 272 |
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| 273 | <sect2 role="content">
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| 274 | <title>Contents</title>
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| 275 |
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| 276 | <segmentedlist>
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| 277 | <segtitle>Installed Programs</segtitle>
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| 278 | <segtitle>Installed Libraries</segtitle>
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| 279 | <segtitle>Installed Directories</segtitle>
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| 280 |
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| 281 | <seglistitem>
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| 282 | <seg>
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| 283 | mutter
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| 284 | </seg>
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| 285 | <seg>
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| 286 | libmutter-11.so
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| 287 | </seg>
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| 288 | <seg>
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| 289 | /usr/{lib,include,libexec/installed-tests,share/{,installed-tests}}/mutter-11
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| 290 | </seg>
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| 291 | </seglistitem>
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| 292 | </segmentedlist>
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| 293 |
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| 294 | <variablelist>
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| 295 | <bridgehead renderas="sect3">Short Descriptions</bridgehead>
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| 296 | <?dbfo list-presentation="list"?>
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| 297 | <?dbhtml list-presentation="table"?>
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| 298 |
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| 299 | <varlistentry id="mutter-prog">
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| 300 | <term><command>mutter</command></term>
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| 301 | <listitem>
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| 302 | <para>
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| 303 | is a <application>Clutter</application> based compositing
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| 304 | <application>GTK+</application> Window Manager
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| 305 | </para>
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| 306 | <indexterm zone="mutter mutter-prog">
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| 307 | <primary sortas="b-mutter">mutter</primary>
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| 308 | </indexterm>
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| 309 | </listitem>
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| 310 | </varlistentry>
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| 311 |
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| 312 | <varlistentry id="libmutter">
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| 313 | <term><filename class="libraryfile">libmutter-11.so</filename></term>
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| 314 | <listitem>
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| 315 | <para>
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| 316 | contains the <application>Mutter</application> API functions
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| 317 | </para>
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| 318 | <indexterm zone="mutter libmutter">
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| 319 | <primary sortas="c-libmutter">libmutter-11.so</primary>
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| 320 | </indexterm>
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| 321 | </listitem>
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| 322 | </varlistentry>
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| 323 |
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| 324 | </variablelist>
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| 325 |
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| 326 | </sect2>
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| 327 |
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| 328 | </sect1>
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