Rockstar Games has today released a patch for the PC version of Grand Theft Auto IV which fixes a few known issues.Updated automatically via Steam the update includes:
Graphics
- Interior Lights for ATI 1900 series cards
- All light sources appear for users with 1900 series ATI cards. (ie. Pool Mini Game)
- ALT-TAB fixed
Graphics Settings
- Added menu option "OFF" for Reflection quality
- Added menu option "OFF" for Shadow quality
- Scrolling signboards
- Activate missing scrolling signboard text (ie. highway signs, Star Junction, Clock Tower Sign)
Performance
- Physics optimizations to improve situations with heavy physics calculations (ie. 32 player races)
- Graphical Performance Optimizations
Multiplayer
- NAT Type detection
- Detect if user has a "strict" NAT and displays message for user
- Voice chat is received even if your microphone is turned off
Controls
- Keyboard / Mouse>
- Remapping restrictions removed
- Allow Enter, Backspace, and Arrow keys to be remapped by user
- Allow multiple mouse buttons to be mapped
- Enable/Disable DirectInput in Menu
- Users can now activate/deactivate Direct Input devices from "Controls" menu
- If commandline "-usedirectinput" is active, it will override pause menu setting
- Use 2 direct input devices simultaneously (ie. Wheel and Gamepad)
- Users can now use 2 different controllers at once, including 1 XInput and 1 Direct Input device
- Added more Direct Input / XInput device support
- Saitek P380/P480/P580/P990
- Saitek PS1000/PS2700/P3200/P3600
- Gravis Eliminator Shock gamepad
Security
- Detect modified files and prevent users from entering multiplayer if found
- Game will prompt with a message after blocking user with modified data files from entering multiplayer
- Should prevent multiplayer access from cell phone and GFWL join in progress
- Detect modified / non-original game launcher
- Prevent game from Launching if modifed/non-original game launcher is found