~canonical-dx-team/unity/unity.paint_under_fullscreen

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                                   Install                                      
--------------------------------------------------------------------------------

• Notes

  - libunity is an independant library which has a client side API for talking
    to Unity. However it does not depend on the main Unity codebase and the 
    main Unity codebase does not depend on it.

  - Unity and it's desktop environment modules are all modules of Compiz. We use
    a patched version of Compiz which uses the GLib main loop instead of the
    custom Compiz main loop. This allows us to use GNOME libraries easily inside
    the Unity plugins.

    We are currently working on getting this patch upstreamed, but until then
    you will need to build this special version of Compiz.

  - libunity is written in Vala and the rest of Unity in C++/C.

  - Unity depends on a library called Nux (lp:nux) which let's us do OpenGL
    layouts quickly and efficiently.


• Dependencies

  These are in Debian package name form, but it should be easy enough to
  translate them to other systems:

  libglib2.0-dev libgdk-pixbuf2.0-dev libcairo2-dev libpng12-dev libglew1.5-dev
  libglewmx1.5-dev libxxf86vm-dev libgl1-mesa-dev libsigc++-2.0-dev
  libpango1.0-dev doxygen cmake pkg-config valac intltool libgee-dev
  libbamf-dev gsettings-desktop-schemas-dev libgconf2-dev  libglib2.0-dev
  libdbusmenu-glib-dev libgtk2.0-dev libdee-dev libindicator-dev 
  libboost-dev libboost-serialization-dev libmetacity-dev python-dev cython

  However, as with any project, it's probably best to just run autogen/cmake
  and figure out what you need/is missing. If your distro supports grabbing
  all the packages needed to build a package, then at least do that for
  Compiz, as I'm not going to detail everything it needs here.

  In case your distro isn't packaging all the Ayatana software, these links
  might come in handy:

  https://launchpad.net/dee
  https://launchpad.net/bamf
  https://launchpad.net/libindicator

  Also, although we don't hard depend on them, having a few indicators installed
  will make your experience better:

  https://launchpad.net/indicator-appmenu
  https://launchpad.net/indicator-application
  https://launchpad.net/indicator-network
  https://launchpad.net/indicator-sound
  https://launchpad.net/indicator-messages
  https://launchpad.net/indicator-datetime
  https://launchpad.net/indicator-me
  https://launchpad.net/indicator-session

• Build Compiz GLib
  
  This is taken from http://wiki.ubuntu.com/Unity/InstallationGuideFromSource and
  was originally authored by Sam:

  core:

    git clone git://git.compiz.org/users/dbo/compiz-with-glib-mainloop
    cd compiz-with-glib-mainloop
    mkdir build
    cd build
    cmake .. -DCMAKE_INSTALL_PREFIX=/opt/unity
    make
    sudo make findcompiz_install
    sudo make install

  exporting paths:

    export PKG_CONFIG_PATH=/opt/unity/lib/pkgconfig:${PKG_CONFIG_PATH}
    export LD_LIBRARY_PATH=/opt/unity/lib:${LD_LIBRARY_PATH}
    export LD_RUN_PATH=/opt/unity/lib:${LD_RUN_PATH}

  libcompizconfig:

    git clone git://git.compiz.org/compiz/compizconfig/libcompizconfig
    cd libcompizconfig
    mkdir build
    cd build
    cmake .. -DCMAKE_INSTALL_PREFIX=/opt/unity
    make
    sudo make install

  compizconfig-python:

    git clone git://git.compiz.org/compiz/compizconfig/compizconfig-python
    cd compizconfig-python
    python setup.py install --prefix=/opt/unity

  ccsm:

    git clone git://git.compiz.org/compiz/compizconfig/ccsm
    cd ccsm
    python setup.py install --prefix=/opt/unity

  plugins-main:

    git clone git://git.compiz.org/compiz/plugins-main
    cd plugins-main
    git submodule init
    git pull origin master
    git submodule update
    mkdir build
    cd build
    cmake .. -DCMAKE_INSTALL_PREFIX=/opt/unity
    make
    sudo make install

  plugins-extra:

    git clone git://git.compiz.org/compiz/plugins-extra
    cd plugins-extra
    git submodule init
    git pull origin master
    git submodule update
    mkdir build
    cd build
    cmake .. -DCMAKE_INSTALL_PREFIX=/opt/unity
    make
    sudo make install


• Build Nux

  bzr branch lp:nux
  cd nux
  ./autogen.sh --disable-documentation --prefix=/opt/unity
  make
  sudo make install


• Build Unity

  bzr branch lp:unity
  cd unity
  mkdir build; cd build
  cmake .. -DCMAKE_BUILD_TYPE=Debug -DCOMPIZ_PLUGIN_INSTALL_TYPE=package -DCMAKE_INSTALL_PREFIX=/opt/unity
  make
  sudo make install

• Cleanup

  unset PKG_CONFIG_PATH
  unset LD_LIBRARY_PATH
  unset LD_RUN_PATH


• Testing

  add this to your /home/$USER/.bashrc

    function compiz-unity-setup-env
    {
        export PATH=/opt/unity/bin:${PATH}
        export PYTHONPATH=/opt/unity/lib/python2.6/site-packages
    }

  Logout, login, then in a terminal do
  
    $ compiz-unity-setup-env
    $ compiz --replace cpp &
    $ ccsm

  And then use the CompizConfig Settings Window to search for and enable the Unity plugin!


• Bugs

  If you find bugs in this installation guide or in Unity itself, please report them at
  https://launchpad.net/unity/+filebug