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Screenshot: sultim_t/YouTube When you hear the words “ray tracing,” your mind likely dredged up images of cutting-edge games. Ray tracing didn’t hit mainstream PC GPUs until 2018, and only the latest generation of consoles supports the tech, so it wasn’t much of a consideration for a majority of the gaming community until recently. Still, retro games can benefit from ray tracing—even a nearly 30-year-old classic like Doom . For the uninitiated, ray tracing is a rendering process that produces more realistic lightning conditions in games than compared to traditional in-game lighting methods. Basically, “rays” are sent out from the perspective of the player; if a ray hits an object, it then sends itself towards the nearest light source, so it knows how that object is supposed to be lit. It’s the opposite approach of having the computer trace the rays for all light sources in the area, as you’re only following the rays being processed at any given moment. Back to the topic at hand: Developer sultim-t has created a version of Doom that utilizes ray tracing in a really cool way. Not one of the newer entries in the franchose, mind you: Sultim-t has added ray tracing to first three episodes of Doom , from the long-ago time of 1993. As you can see from the sample video below, the results are phenomenal. The game itself remains the same pixelated masterpiece you probably already know and love, but the added ray tracing really makes the environments pop. Dark […]