• theunknownmuncher@lemmy.world
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    1 day ago

    Ray tracing just still isn’t there yet. Even during the manicured ray tracing demo during the AMD announcement event for 9000 series, its nothing but surface boil. Looks like analog white static overlayed on all the surfaces.

      • theunknownmuncher@lemmy.world
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        1 day ago

        Are you kidding…?? I wish that was true. The worst I’ve seen it is in Marvel Rivals. It’s pretty bad in S.T.A.L.K.E.R. Heart of Chernobyl as well

        • RejZoR@lemmy.ml
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          16 hours ago

          That’s not down to graphic card. It’s the game. I had horrible boiling in Marvel Rivals on RTX 3080 to a point I preferred screenspace reflections over ray traced Lumen reflections. Still do on Radeon. Surprisingly, Oblivion Remaster running Unreal Engine 5 doesn’t have this issue even on RX 9070 XT.

          • theunknownmuncher@lemmy.world
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            12 hours ago

            That’s not down to graphic card.

            Yeah. That’s literally my point. Ray tracing just isn’t there yet. Has nothing to do with GPUs.

            Surprisingly, Oblivion Remaster running Unreal Engine 5 doesn’t have this issue even on RX 9070 XT.

            Because you have aggressive upscaling and frame gen enabled, so you’ve blurred your screen to the point that details like boiling are lost and then artificially resharpened your screen with the details that an AI is guessing were there.

            Disable these and set to render natively and enjoy the analog static

            • RejZoR@lemmy.ml
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              12 hours ago

              That’s not how it works. With low quality upscaling you’d just amplify the noise because it’s internally processed at lower resolution.

              • theunknownmuncher@lemmy.world
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                11 hours ago

                Nope! It actually is mathematically how it works. Upscaling does not amplify NOISE, like eg surface boiling, although it does introduce many other artifacts. Noise, specifically, would be smoothed. The problem with upscaling is actually not noise, but oversmoothing, which is why it’s paired with sharpening. You can just look at an upsampled signal to see how noise is affected. Boosting gain would increase noise; interpolating samples does not increase noise.

                You can test it yourself and see, just go ahead and disable the FSR and frame gen gimmicks entirely while keeping ray tracing on. Hell, disable all AA and motion blur while you’re at it, and really take a gander at what actual, unblurred ray tracing looks like.

                Edit: also, “with low quality upscaling” lmao I’d love to hear what the implied “high quality upscaling” does differently 😂 something right? It’s totally different!!

                • RejZoR@lemmy.ml
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                  9 hours ago

                  It’s called internal upscaling resolution. That’s where something is “low quality” upscaling. Some effects are done at full or half resolution regardless of upscaling you use, some use the same resolution as upscaler.adding shimmering from low resolution to the boiling and it looks worse.