By now, most of you are aware of the amazing RTX Remix Mod for Grand Theft Auto 4. This mod adds real-time Path Tracing to this beloved GTA game. And yesterday, modder xoxor4d released a new add-on that automatically gives all textures PBR materials.
According to the modder, they used a special version of the Remix runtime that let them collect textures while the game was running. The compatibility mod also helped by giving extra information about each texture through the remixApi. Using this info, the modder created texture groups and generated a USD file with the needed changes. He also processed the dumped textures afterward. Old DX9 normal maps were converted into normal maps that work with Remix, and the specular maps were turned into roughness maps using Python scripts.
What this basically means is that GTA 4 RTX Remix can now look better than ever. At the end of the article, you can find some screenshots with these PBR materials, courtesy of Resetera’s gabdeg. As you can see, the game now looks absolutely glorious. This is why PBR materials are a must for all RTX Remix Mods.
It’s also worth noting that last week, xoxor4d released Title Update 1.1.8 for GTA 4 RTX Remix. This new version enables remix’ horizon based fog and adds logic to increase the horizon height based on camera fog. It also fixes the phone screen smearing issue and reduced fov impact on phone size. This is huge as the game could be a pain the ass to play with the previous version. But now, the phone works the way it was meant to.
You can download the add-on PBR materials from this link. To install it, you’ll have place the z_gta4rtx_autopbr folder into the rtx-remix\mods\ folder. As for the new version of the RTX Remix Mod, you can download it from here.
If you are into RTX Remix Mods, you can find similar ones for a lot of other titles. For instance, you can find such mods for Black Mesa, Star Wars Republic Commando, NFS: Underground, and Manhunt. You can also find some for BioShock, Morrowind, NFS: Underground 2, Star Wars Jedi Outcast, Max Payne, and Vampire: The Masquerade – Bloodlines.
In January 2024, we shared several RTX Remix Mods that are in the works. As such, you can take a look at screenshots and videos for Tomb Raider 2, Grand Theft Auto: Vice City, Manhunt, and Garfield Kart RTX Remix. Then, in February 2024, we shared videos for Need for Speed: Most Wanted, Tony Hawk’s Pro Skater 4, and Midnight Club 2. Be sure to also check out some early RTX Remix videos and screenshots for Fallout: New Vegas, Tom Clancy’s Splinter Cell, COD 2, and Half-Life.
Speaking of Path Tracing Mods for older titles, you might also want to check out the following ones. Modders released demos for their Path Tracing Mods for Deus Ex, Tomb Raider, and Call of Duty 4. Do note that the COD4 Mod is a “proof of concept” demo, and it does not look that great. Let’s also not forget the RTX Remix for COD: WoW. And then we have the RTX Remix Mods for Painkiller and Left 4 Dead 2. Unreal Tournament 2004 and Unreal Gold have also gotten the path-traced treatment. Lastly, you can download these amazing Path Tracing Mods for Doom, Doom 2, Quake, and Serious Sam.
Stay tuned for more!

John is the founder and Editor in Chief at DSOGaming. He is a PC gaming fan and highly supports the modding and indie communities. Before creating DSOGaming, John worked on numerous gaming websites. While he is a die-hard PC gamer, his gaming roots can be found on consoles. John loved – and still does – the 16-bit consoles, and considers SNES to be one of the best consoles. Still, the PC platform won him over consoles. That was mainly due to 3DFX and its iconic dedicated 3D accelerator graphics card, Voodoo 2. John has also written a higher degree thesis on the “The Evolution of PC graphics cards.”
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