docs: add console commands reference

docs/reference/console_commands.rst

@@ -0,0 +1,76 @@
+Console commands
+================
+
+The following are commands that can be typed in the Console tab. In order for a
+command to be interpreted as such, you must prefix it with a colon symbol when
+entering it in the command prompt:
+
+.. image:: images/console_command.png
+
+game
+----
+
+Pause/resume the game. Accepts one of the following parameters:
+
+``pause``
+	Pause the game.
+
+``resume``
+	Resume the game.
+
+help
+----
+
+List all commands.
+
+unpause
+-------
+
+Resume the engine. Deprecated, use :ref:`game` instead.
+
+pause
+-----
+
+Pause the engine. Deprecated, use :ref:`game` instead.
+
+graph
+-----
+
+Plot selected profiler data over time. The <field> parameter must be the name
+of a profiler record that the engine provides itself or one that you recorded
+via the :ref:`Profiler` API. The command accepts the following
+parameters:
+
+``make <name>``
+	Create a new graph.
+
+``list``
+	List all the graphs.
+
+``range <graph> [min max]``
+	Set the range of a graph. If the range is omitted, it will be automatically
+	computed.
+
+``add <graph> <field>``
+	Add a field to a graph.
+
+``remove <graph> <field>``
+	Remove a field from a graph.
+
+``hide <graph>``
+	Hide a graph.
+
+``show <graph>``
+	Show a graph.
+
+``layout <graph> <type>``
+	Set the layout of a graph.
+	Type can be one of: ``fill``, ``left``, ``right``, ``bottom`` or ``top``.
+
+``color <graph> <field> <color>``
+	Set the color of a field in a graph. Color can be specified as a 3- or
+	6-digits hexadecimal RGB number or can be any of: ``yellow``, ``red``, ``green``
+	or ``blue``.
+
+``samples <graph> <samples>``
+	Set the number of samples to show in a graph.

docs/reference/index.rst

@@ -5,6 +5,7 @@ Reference
 .. toctree::
    :maxdepth: 2
 
+   console_commands
    boot_config
    command_line