The RTGI (Ray Traced Global Illumination) shader by Pascal Gilcher (Marty McFly) is a popular ReShade plugin that adds software-based ray tracing to older games. Version 0.17.0.2 is a specific release that focused on stability and compatibility with newer versions of ReShade.
| Setting | Recommended start value | Note | |--------|----------------------|------| | Ray Length | 0.20–0.35 | Larger = farther bounce but more artifacts | | Bounce Count | 2 | 1 for performance, 3+ for quality | | Intensity | 0.6–1.0 | Bounce light brightness | | AO Strength | 0.4 | Ambient occlusion contribution | | Enable specular | On | If game has rough/metal materials | | Temporal accumulation | Off | Not stable in 0.17 – causes ghosting | rtgi 0.17.0.2
and custom Reshade presets. But the RTGI was the final piece—the "magic" that would turn pixels into light. He launched The RTGI (Ray Traced Global Illumination) shader by
Note: RTGI 0.17.0.2 still relies on compute shaders, not RT cores. Therefore, Nvidia GTX cards and AMD RX 5000 series run it comparably to low-end RTX cards. Symptom: Ghosting trails behind moving NPCs
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Temporal Denoiser inside RTGI 0.17.0.2.