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Half-Life 2: Lost Coast

From PCGamingWiki, the wiki about fixing PC games
Half-Life 2: Lost Coast
Half-Life 2: Lost Coast cover
Valve Corporation
Release dates
Windows October 27, 2005
macOS (OS X) May 9, 2013
Linux May 9, 2013
Modes Singleplayer
Pacing Real-time
Perspectives First-person
Controls Direct control
Genres Shooter
Art styles Realistic
Themes Eastern Europe, Post-apocalyptic, Sci-fi
Series Half-Life
Half-Life 2: Lost Coast on HowLongToBeat
Half-Life 2: Lost Coast on IGDB
Half-Life 2: Lost Coast on MobyGames
Half-Life 2: Lost Coast on Wikipedia
Half-Life mods and fangames (series)
Half-Life 1998
Half-Life: Opposing Force 1999
Half-Life: Blue Shift 2001
Codename: Gordon 2004
Half-Life: Source 2004
Half-Life 2 2004
Half-Life 2: Deathmatch 2004
Half-Life 2: Lost Coast 2005
Half-Life Deathmatch: Source 2006
Half-Life 2: Episode One 2006
Half-Life 2: Episode Two 2007
Portal (series)
Half-Life: Decay (unofficial port) 2008
Half-Life: Alyx 2020


The macOS (OS X) version of this game does not work on macOS Catalina (version 10.15) or later due to the removal of support for 32-bit-only apps.

Half-Life 2: Lost Coast is a singleplayer first-person shooter game in the Half-Life series.

The game serves as a tech demo for Source's HDR Rendering implementation. In addition to being their first titles to include developer commentary feature.

General information

GitHub Issue Tracker for Half-Life 2: Lost Coast and other Source-based games
Steam Community Discussions


Source DRM Notes Keys OS
DRM-free after installation through Steam client (notes may include more details)
Sold in bundles only.
DRM-free when launched directly from the executable with -game lostcoast command line argument.[citation needed]
macOS (OS X)
All versions require Steam DRM.

Essential improvements

Skip intro videos

Use -novid command line argument[citation needed]

Game data

Configuration file(s) location

System Location
Steam <Steam-folder>/SteamApps/common/Half-Life 2/lostcoast/cfg/
This game does not follow the XDG Base Directory Specification on Linux.

Save game data location

System Location
Steam <Steam-folder>/SteamApps/common/Half-Life 2/lostcoast/save/

Save game cloud syncing

System Native Notes
Steam Cloud
Syncs save games and settings


General video settings
General video settings
Advanced video settings
Advanced video settings

Graphics feature State Notes
Widescreen resolution
4K Ultra HD
Interface scales poorly.
Field of view (FOV)
75-110° (max 120° via fov_desired command) FOV. See Field of view (FOV).
Borderless fullscreen windowed
For newer versions: Set to Run in a window (No Border), otherwise, see Borderless fullscreen windowed.
Anisotropic filtering (AF)
Up to 16 samples.
Anti-aliasing (AA)
Up to 8x MSAA. SGSSAA available with flag 0x000000C1.
Vertical sync (Vsync)
60 FPS and 120+ FPS
Frame rate cap can be changed by changing fps_max in the developer console. To uncap FPS or cap FPS higher than 300 you must first set sv_cheats = 1 before using fps_max. sv_cheats = 1 will also disable achievements.[1]
High dynamic range display (HDR)
Rendered image uses SDR color space. In-game HDR option refers only to HDR Rendering.
HBAO available with flag 0x0000002C.

Field of view (FOV)

Borderless fullscreen windowed

Newer version of HL2 Lost Coast included the option as Run in a window (No Border), if you are running older versions, follow these steps:
-window -noborder[2]
  1. Find Half-Life 2: Lost Coast in your Steam Library
  2. Right-click the game name
  3. Select Properties
  4. Select Set Launch Options...
  5. Input -window -noborder
  6. Press OK
  7. Launch the game


Key map settings
Key map settings
Mouse/gamepad settings
Mouse/gamepad settings

Keyboard and mouse State Notes
Mouse acceleration
Mouse sensitivity
Mouse input in menus
Mouse Y-axis inversion
Controller support
To make controller vibration work, download an updated version of the SDL2 file and replace it with the one in the HL2 folder. SDL2 This works for any Source engine based game.
Full controller support
Use Controller UI Mod (only for old versions) for a console style menu that can be navigated with a controller. Use the console command exec 360controller to automatically setup Xbox controller support (if not already configured at startup). Later versions (including the "beta/beta_deck" branch) included UI designed for any gamepad/Steam Deck, can be enabled with -gamepadui Command line argument.
Controller remapping
Controller sensitivity
Controller Y-axis inversion
Controller types
XInput-compatible controllers
Xbox button prompts
Impulse Trigger vibration
DualShock 4 controllers
See the glossary page for potential workarounds.
Tracked motion controllers
Generic/other controllers
Additional information
Button prompts
Use Controller UI Mod (for old version only) to get a choice of button prompts such as Xbox 360, Xbox One, PlayStation 3/4, Switch, and more.
Controller hotplugging
Haptic feedback
See Controller support.
Simultaneous controller+KB/M
Steam Input
Steam Input API support
Official controller preset(s)
Steam Controller button prompts


Audio settings
Audio settings

Audio feature State Notes
Separate volume controls
Over-all game volume and separate music slider.
Surround sound
7.1, 5.1 surround sound, 4 speaker surround. 7.1 output may require DirectSound3D restoration software.
Closed captions
Mute on focus lost
"Silence the audio while the game window is in the background" check box.
EAX support
Set snd_legacy_surround 1 in console, 4 speakers in options, and use DSOAL for binaural HRTF mixing.
Royalty free audio


Language UI Audio Sub Notes
Fan translation, Steam Workshop. In testing stage.
Simplified Chinese
Traditional Chinese
Brazilian Portuguese


Multiplayer types

Type Native Players Notes
LAN play
Online play
10 Use Synergy.

Connection types

VR support

3D modes Native Notes
Native 3D
Nvidia 3D Vision
TriDef 3D
Headsets Native Notes
HTC Vive
This game might be playable with the Revive Compatibility Layer (compatibility list).
Oculus Rift
Available under Video Settings. See Oculus Rift for more information.
Windows Mixed Reality
This game might be playable with the Revive Compatibility Layer (compatibility list).
Devices Native Notes
Tracked motion controllers
Traditional controller
See Input for details.

Oculus Rift

By default VR mode will run full screen, to switch back to a borderless windowed set the vr_force_windowed convar.

Issues fixed

Purple and black broken textures

A generic fix for this issue can be found on our Source engine page.

Other information


Technical specs Supported Notes
Direct3D 9, 9Ex
OpenGL 2.1 OS X and Linux only.
Use -vulkan command line argument.
Shader Model support 1.x, 2, 3
Executable 32-bit 64-bit Notes
64-bit version is no longer available[3]
macOS (OS X)
[citation needed]
[citation needed]


Middleware Notes
Physics Havok Heavily modified variant.
Audio Miles Sound System
Input SDL
Cutscenes Bink Video Used for startup videos and in-game movies.

Console commands

Games running on the Source engine can utilize Source Engine Console Commands for various tasks.
Enabling the console in Source games[citation needed]
  1. Launch the game
  2. From the main menu select Options
  3. Select the Keyboard tab
  4. Click the Advanced button
  5. Check the box next to Enable developer console (~)
  6. Click Apply


Press ~ to open the console.
Some commands may first require you enabling sv_cheats. You can do so with sv_cheats 1.
Users without a US keyboard could experience some problems.

Launch options

View this Steam Support Article regarding launch options as well as the relevant Valve Developer wiki page for further information and a list of useful Source engine launch options.
Enabling a launch parameter[citation needed]
  1. Find the game in your Steam Library
  2. Right-click the game name
  3. Select Properties
  4. Select Set Launch Options...
  5. Input your selected launch options and separate each command with a space
  6. Press OK
  7. Launch the game

System requirements

Operating system (OS) XP
Processor (CPU) Intel Pentium 4 2.4 GHz
AMD Athlon XP 2800+
System memory (RAM) 1 GB
Hard disk drive (HDD)
Video card (GPU) DirectX 9 compatible
Must be run without Steam to play on XP and Vista.


  1. New 120Hz Games Report - last accessed on May 2023
  2. Command Line Options - Valve Developer Wiki - last accessed on 17 May 2023
  3. 64-bit Half-Life 2 released - - last accessed on 2020-08-27