List of useful console commands



Using the Developer Console, you can turn specific gameplay and graphic settings on and off or modify their values. The console can be enabled from the options menu in the Keyboard/Mouse section. Any command put in the autoexec.cfg file will automatically be loaded on game launch.

List of useful console commands
sv_chets 2 for on 0 for off
 * portal_draw_ghosting 0/1 - Toggles the outline visible on portals through walls.
 * mat_fastspecular 0/1 - Setting to 0 will improve the quality of specular highlights.
 * r_portal_use_dlights 0/1 - Creates a dynamic light where portals are placed; looks aesthetically pleasing.
 * r_waterforcereflectentities 0/1 - Force water to reflect everything.
 * gameinstructor_enable 0/1 - Toggles the popup hints found throughout the game.
 * sv_player_funnel_into_portals 0/1 - Toggles whether the player is 'funnelled' into portals.
 * sv_props_funnel_into_portals 0/1 - Toggles whether objects are 'funnelled' into portals.
 * sv_enableholdrotation 0/1 - If enabled, objects can be freely rotated with the Portal Device when holding the secondary fire key.
 * cl_fov - Set desired field of vision.
 * viewmodel_offset_x - Offsets the viewmodel by this much on the x axis.
 * viewmodel_offset_y - Offsets the viewmodel by this much on the y axis.
 * viewmodel_offset_z - Offsets the viewmodel by this much on the z axis.
 * cm_reset_vo_progress - Resets the dialog progress of Cave Johnson in the Perpetual Testing Initiative.

Miscellaneous

 * bind - Binds a key with a command.
 * unbind - unbinds a key
 * kill - Commit suicide.
 * jpeg - Take a jpeg screenshot. Use  to control the quality level of the resultant screenshots.
 * screenshot - Take a TGA screenshot.
 * r_drawviewmodel 0/1 - turns viewmodels on and off
 * find - a search function that displays all commands with searched term
 * net_graph <1-6>
 * Depending on the input value, different amounts of information will be shown such as ping, fps, lerp, packet loss, etc.
 * changelevel - changes the map without restarting the server.
 * cvarlist - View complete cvar list.
 * differences - View
 * exec - Execute config file.
 * map - changes the map and restarts the server.
 * maps - Display list of maps. Use  for a full listing.

For recording


 * record - records a demo
 * stop - stops the recording of a demo
 * startmovie avi - opens up the source recorder during demo play back and allows for high quality avi format recording
 * endmovie - stops source recorder
 * host_framerate - tells the source recorder to record at a constant framerate
 * host_timescale - use in conjunction with host_framerate to produce a smooth video output