FusionFix is a comprehensive community-made modification for Grand Theft Auto IV: The Complete Edition, designed to fix a wide range of technical issues, bugs and limitations that were left unaddressed by the official updates.
The project aims to restore and improve the original GTA IV experience while adding faithful graphical enhancements for modern PC systems.
“We are very excited to be releasing the PC version of Grand Theft Auto IV.” — Sam Houser, Founder of Rockstar Games
Important Notes
- The main focus of FusionFix is GTA IV: The Complete Edition. Issues affecting other versions of the game may receive a lower priority.
- If you encounter a problem, please report it directly on the FusionFix GitHub so the developers can investigate it.
General Fixes
FusionFix addresses a large number of technical and graphical issues, including:
- Fixed z-fighting
- Fixed soft particles
- Fixed emissive shaders
- Fixed shattered glass particles
- Fixed occlusion on volumetric lights
- Fixed rain visibility and the rain droplet screen effect
- Fixed vehicle headlights and taillights in The Ballad of Gay Tony
- Fixed motion blur becoming weaker at higher frame rates
- Fixed mirror reflections distorting at certain camera angles
- Fixed screen-door transparency, including LOD and object fading
- Fixed terrain fading
- Fixed cutscene FOV changes at higher frame rates
- Fixed character and camera judder during cutscenes at higher frame rates
- Fixed jagged vehicle reflections and restored their console-level intensity
Graphical Enhancements
FusionFix also introduces a range of faithful graphical improvements designed to bring GTA IV closer to a modern visual standard:
- Volumetric fog
- Sun shafts
- Anti-aliasing
- Ambient occlusion
- Console gamma
- Tone mapping
- CHSS shadows
Reworked Graphical Effects
Several existing graphical effects have also been reworked to address issues related to resolution scaling and frame rates:
- Reworked bloom with a new bloom toggle
- Reworked depth of field with additional options
- Reworked shadows with additional shadow filter options
FusionFix includes many more fixes, improvements and configuration options beyond the highlights listed above. For the complete list of changes, comparisons and compatibility information, visit the project’s official page.
Special Thanks to: dekronos, esq1z, Courchevel, Fusion Team (Ash735),
Version: 5.0
This content has no age restrictions.
