Reshade Ray Tracing Shader Rtgi 0.33 «2026 Edition»

RTGI 0.33 is arguably the single most transformative shader available in the ReShade ecosystem. It takes games that look dated or "flat" and injects them with a modern, high-fidelity lighting engine.

Setting up RTGI 0.33 requires a few precise steps to ensure the shader can "see" your game's world correctly.

This addition significantly improves temporal stability, reducing the flickering or "ghosting" artifacts often seen in moving scenes.

is a generic post-processing injector. It can add SMAA anti-aliasing or color filters to virtually any DirectX 9/10/11/12 or Vulkan game.

: RTGI is a paid shader available through Marty McFly’s Patreon . Download the latest version (0.33 or newer).

: Downloaded RTGI folders (Shaders and Textures) must be dropped into the reshade-shaders subfolder within the game's executable directory. Key Settings to Tweak Ray Length : Controls how far light bounces reach. Fade-out Range : Smooths the transition where the effect stops rendering. Z-Thickness