Recent content by Ethatron

  1. Ethatron

    IHV Business strategies and consumer choice

    I think there's a bit of confusion, I explained compute/Nanite here. There are no "helper" lanes in Nanite. The hardware parallelizes pixels (and loops over triangles), Nanite parallelizes triangles (and loops over pixels). Let's look at an ideal situation: 32 triangles which all cover...
  2. Ethatron

    IHV Business strategies and consumer choice

    There are no "helper" lanes. Each active lane is processing the entire triangle. It's a traditional SIMD loop over as many distinct triangles as your width. If you need derivatives, then each lane calculates it's own private derivative _once_ from the three available vertices, and has it as a...
  3. Ethatron

    AMD Execution Thread [2023]

    It's a shared resource.
  4. Ethatron

    Baldur's Gate III announced!

    It's a bit sad that Temple of Elemental Evil is soooo under the radar. BG3 seems to me an excellent continuation of ToEE mechanics, with a setting in a Baldur's Gate location. Although to me the soul of BG1/2 was always the Bhaal inheritance quest, not the location. Miss the radial menues though. :)
  5. Ethatron

    Direct3D feature levels discussion

    Hardware isn't self-serving. It appreciably simplifies development of types of pipelines for ISVs. Especially binning, reduction and occupancy related constructs benefit (runtime performance and development performance).
  6. Ethatron

    Direct3D feature levels discussion

    In Workgraphs you have a blackbox data passing mechanism between nodes. You don't need (and should not) do it manually via something like UAV constructs. A hardware implementation can pass the data in any way it wants: registers, extra LDS, caches.
  7. Ethatron

    Avatar: Frontiers of Pandora [PS5, XBSX|S, PC]

    Ubisoft sponsored many indie titles which are more philosophical and cerebral. There was a great chance (within the Avatar universe) to discuss other options against violence, than more violence.
  8. Ethatron

    Avatar: Frontiers of Pandora [PS5, XBSX|S, PC]

    Kinda sad how much of the game loop is celebration of violence.
  9. Ethatron

    AMD made a mistake letting NVIDIA drive Ray Tracing APIs

    Would you feed your self-driving car AI with the upscaled halucinated feed of a cheap super low res camera? (it's not about the AI cascade here, even if that's also a fun topic :)) Sometimes you can get away with plausibility (which is just noise we can't identify as such), but sometimes you...
  10. Ethatron

    Shader Compilation on PC: About to become a bigger bottleneck?

    I think one premise was, that at least from the API perspective, we could get from soft-realtime to maybe firm-realtime if not hard-realtime. The community increasingly creates applications which are critical (as in: hickups might hurt). And the APIs are for everyone to use, there's no distinct...
  11. Ethatron

    ChatGPT

    I wonder where it learned programming. ;)
  12. Ethatron

    Next-Generation NVMe SSD and I/O Technology [PC, PS5, XBSX|S]

    What is meant with latency here is Propagation delay , and the term for the other/bandwidth is Transmission delay. You can substitute delay for latency, e.g. propagation latency and transmittion latency. If you want to can add Roundtrip in front, to make clear it's the agregate of asking and...
  13. Ethatron

    Nvidia DLSS 3 antialiasing discussion

    Which makes the errors in the frame generation more "clear" than without I suppose.
  14. Ethatron

    Nvidia DLSS 3 antialiasing discussion

    You can improve "clarity" through other means as well: https://www.testufo.com/blackframes
  15. Ethatron

    DirectStorage GPU Decompression, RTX IO, Smart Access Storage

    It's the only thing you can do, massage the hardware format's bitstream to make it more compressable by general purpose coders. You can not compete with the hardware sampler's speed of decoding, and drop that representation entirely. In the most extreme case, Binomial's, they invent internal...
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