Half-Life 2: Episode One

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Half-Life 2: Episode One
Half-Life 2: Episode One cover
Developers
Valve Corporation
Engines
Source
Release dates
Windows June 1, 2006
OS X May 26, 2010
Linux May 9, 2013
Half-Life
Half-Life 1998
Half-Life: Opposing Force 1999
Half-Life: Blue Shift 2001
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
Half-Life: Decay (unofficial mod) 2008
Black Mesa TBA

Key points

Runs on low end hardware.

General information

Unofficial Half-Life Wiki
GitHub Issue Tracker for Half-Life 2: Episode One and other Source-based games
Steam Community Discussions
Steam Users' Forums

Availability[edit]

Soundtrack is available for free here.
All versions require Steam DRM.

Essential improvements[edit]

Mods[edit]

For popular mods see Mod DB's "Half-Life 2: Episode One Mods" section.

Skip intro videos[edit]

Installing Source mods[edit]

Installing from Desura[1]
  1. Install the Desura client.
  2. Mods installed from Desura and Mod DB go through this client. See individual mods for their specific instructions.
  3. Once the modification is installed, restart Steam.
  4. The modification should now show up in your Steam library.
If a mod doesn't work you, you may need to install the Source SDK from Steam.

MINERVA[edit]

Original version available on Mod DB.
Improved version available on Steam for free. Requires Half-Life 2: Episode One.

Game data[edit]

Configuration file(s) location[edit]

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

Save game data location[edit]

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

Save game cloud syncing[edit]

System Native Notes
Steam Cloud
Syncs save games and settings

Video settings[edit]

In-game general video settings.
In-game general video settings.
In-game advanced video settings.
In-game advanced video settings.

Field of view (FOV)[edit]

Borderless fullscreen windowed[edit]

-window -noborder[1]
  1. Find Half-Life 2: Episode One 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

Input settings[edit]

In-game key map settings.
In-game key map settings.
In-game mouse/gamepad settings.
In-game mouse/gamepad settings.
Keyboard and mouse Native Notes
Remapping
Mouse acceleration
Mouse sensitivity
Mouse input in menus
Mouse Y-axis inversion
Controller
Controller support
Use the console command exec 360controller to automatically setup Xbox controller support (if not already configured at startup).
Full controller support
Controller remapping
Controller sensitivity
Controller Y-axis inversion
Additional information
Button prompts
Controller hotplugging
Haptic feedback

Audio settings[edit]

In-game audio settings.
In-game audio settings.
Audio options Native Notes
Separate volume controls
Over-all game volume and separate music slider.
Surround sound
7.1, 5.1 surround sound, 4 speaker surround.
Subtitles
Closed captions
Mute on focus lost
"Silence the audio while the game window is in the background" check box.

Localizations

Language UI Audio CC Notes
English
Simplified Chinese
Traditional Chinese
Danish
Dutch
Finnish
French
German
Italian
Japanese
Korean
Norwegian
Polish
Portuguese
Russian
Spanish
Swedish
Thai
Hungarian

Network[edit]

Multiplayer types

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

Connection types

VR support[edit]

3D modes Native GG3D Notes
Native 3D
Nvidia 3D Vision
TriDef 3D
iZ3D
Headsets Native Notes
HTC Vive
Oculus Rift
Available under Video Settings. See Oculus Rift for more information.
OSVR
Devices Native Notes
Tracked motion controllers
Keyboard/Mouse
3RD Space Gaming Vest
Novint Falcon

Oculus Rift[edit]

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

Issues fixed[edit]

Purple and black broken textures[edit]

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

Other information[edit]

API[edit]

Technical specs Supported Notes
Direct3D 8, 8.1, 9
OpenGL 2.1 OS X and Linux only.
Shader Model support 1.x, 2, 3
64-bit executable
OS X and Linux only.[citation needed]

Middleware[edit]

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

Console commands[edit]

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

Notes

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[edit]

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[edit]

Windows
Minimum Recommended
Operating system (OS) XP, Vista, 7
Processor (CPU) 1.7 GHz
System memory (RAM) 512 MB 1 GB
Hard disk drive (HDD) 4.6 GB
Video card (GPU) NVIDIA GeForce3 Ti 200
ATI Radeon 9000/8500
64 MB of VRAM
NVIDIA GeForce 6800
ATI Radeon X800
OS X
Minimum
Operating system (OS) 10.5.8, 10.6.3
Processor (CPU) 1.7 GHz
System memory (RAM) 1 GB
Hard disk drive (HDD) 4.6 GB
Video card (GPU) NVIDIA GeForce 8
ATI X1600
Intel HD 3000

References

  1. 1.0 1.1 1.2 Verified by User:Suicide Machine on August 11, 2016
  2. Steam Community :: Group :: /r/ultrawidemasterrace Group
  3. New 120Hz Games Report