# \#computer-graphics **URL:** https://scanalyst.fourmilab.ch/tag/computer-graphics/684.md [Latest](https://scanalyst.fourmilab.ch/latest.md) · [Categories](https://scanalyst.fourmilab.ch/categories.md) · [Tags](https://scanalyst.fourmilab.ch/tags.md) --- ## [NVIDIA—Real Time Rendering with Artificial Intelligence De-Noising](https://scanalyst.fourmilab.ch/t/nvidia-real-time-rendering-with-artificial-intelligence-de-noising/3351)
**Author:** [@johnwalker](https://scanalyst.fourmilab.ch/u/johnwalker)\ **Replies:** 5\ **Last updated:** [7 October 2026 19:44 UTC](https://scanalyst.fourmilab.ch/t/nvidia-real-time-rendering-with-artificial-intelligence-de-noising/3351 "2026-10-07T19:44:06Z")
Ray tracing allows creation of photorealistic images from three-dimensional computer models, incorporating multiple light sources, shadows, reflection, refraction, and material properties. Ray tracing is, h… --- ## [More Amazing Results from DALL-E 2 and an Open Source Clone](https://scanalyst.fourmilab.ch/t/more-amazing-results-from-dall-e-2-and-an-open-source-clone/1494)
**Author:** [@johnwalker](https://scanalyst.fourmilab.ch/u/johnwalker)\ **Replies:** 126\ **Last updated:** [5 January 2026 11:23 UTC](https://scanalyst.fourmilab.ch/t/more-amazing-results-from-dall-e-2-and-an-open-source-clone/1494 "2026-01-05T11:23:47Z")
I have written here earlier about OpenAI’s DALL-E 2, “OpenAI’s DALL-E 2 Text to Image Synthesis Astonishes Experimenters”. Those who have obtained early access to the program (I, as most, remain on the wai… --- ## [NASA's Voyager Visualisations and the Origins of Computer-Generated Imagery](https://scanalyst.fourmilab.ch/t/nasas-voyager-visualisations-and-the-origins-of-computer-generated-imagery/3342)
**Author:** [@johnwalker](https://scanalyst.fourmilab.ch/u/johnwalker)\ **Replies:** 4\ **Last updated:** [23 April 2024 12:59 UTC](https://scanalyst.fourmilab.ch/t/nasas-voyager-visualisations-and-the-origins-of-computer-generated-imagery/3342 "2024-04-23T12:59:40Z")
--- ## [Universal Obliteration](https://scanalyst.fourmilab.ch/t/universal-obliteration/3366)
**Author:** [@johnwalker](https://scanalyst.fourmilab.ch/u/johnwalker)\ **Replies:** 0\ **Last updated:** [26 June 2023 12:04 UTC](https://scanalyst.fourmilab.ch/t/universal-obliteration/3366 "2023-06-26T12:04:33Z")
What if the Universal Studios logo was really in orbit around the Earth? Global warming trend anticipated. --- ## [Meta AI Announces “Make-A-Video3D”—Text or Image to Dynamic 3D Video](https://scanalyst.fourmilab.ch/t/meta-ai-announces-make-a-video3d-text-or-image-to-dynamic-3d-video/2672)
**Author:** [@johnwalker](https://scanalyst.fourmilab.ch/u/johnwalker)\ **Replies:** 0\ **Last updated:** [28 January 2023 14:35 UTC](https://scanalyst.fourmilab.ch/t/meta-ai-announces-make-a-video3d-text-or-image-to-dynamic-3d-video/2672 "2023-01-28T14:35:31Z")
In a paper posted to arXiV on 2023-01-26, “Text-To-4D Dynamic Scene Generation” (full text \[PDF\]), Meta AI researchers describe a system, MAV3D (“Make-A-Video3D”) which creates animated three-dimensional videos from text… --- ## [Micro World on the Human Scale](https://scanalyst.fourmilab.ch/t/micro-world-on-the-human-scale/2550)
**Author:** [@johnwalker](https://scanalyst.fourmilab.ch/u/johnwalker)\ **Replies:** 1\ **Last updated:** [4 January 2023 12:16 UTC](https://scanalyst.fourmilab.ch/t/micro-world-on-the-human-scale/2550 "2023-01-04T12:16:32Z")
Small objects, from a hydrogen atom to the tip of a pencil, as they would appear if scaled up by a factor of a billion. This animation was made with Unreal Engine 5.1. --- ## [Virtual Hydraulic Press—Million Particle Crush Simulation](https://scanalyst.fourmilab.ch/t/virtual-hydraulic-press-million-particle-crush-simulation/2339)
**Author:** [@johnwalker](https://scanalyst.fourmilab.ch/u/johnwalker)\ **Replies:** 0\ **Last updated:** [24 November 2022 14:17 UTC](https://scanalyst.fourmilab.ch/t/virtual-hydraulic-press-million-particle-crush-simulation/2339 "2022-11-24T14:17:04Z")
The research paper is “Energetically Consistent Inelasticity for Optimization Time Integration” \[PDF\]. And here we go…! --- ## [Realistic Fluid Flow Simulations for Computer Graphics](https://scanalyst.fourmilab.ch/t/realistic-fluid-flow-simulations-for-computer-graphics/2124)
**Author:** [@johnwalker](https://scanalyst.fourmilab.ch/u/johnwalker)\ **Replies:** 0\ **Last updated:** [10 October 2022 12:52 UTC](https://scanalyst.fourmilab.ch/t/realistic-fluid-flow-simulations-for-computer-graphics/2124 "2022-10-10T12:52:17Z")
Over the last few years, there has been stunning progress in high-performance rendering of fluid flow, both gas and liquid, in computer graphics, with results visually comparable to those from full-blown co… --- ## [Modeling Viscous Fluid Flow with a Billion Particle Simulation](https://scanalyst.fourmilab.ch/t/modeling-viscous-fluid-flow-with-a-billion-particle-simulation/1951)
**Author:** [@johnwalker](https://scanalyst.fourmilab.ch/u/johnwalker)\ **Replies:** 2\ **Last updated:** [5 September 2022 14:46 UTC](https://scanalyst.fourmilab.ch/t/modeling-viscous-fluid-flow-with-a-billion-particle-simulation/1951 "2022-09-05T14:46:56Z")
The research paper is “A Fast Unsmoothed Aggregation Algebraic Multigrid Framework for the Large-Scale Simulation of Incompressible Flow”, presented at the ACM SIGGRAPH 2022 conference. Full text is availa… --- ## [Sneak Peek: Animats Metaverse Viewer](https://scanalyst.fourmilab.ch/t/sneak-peek-animats-metaverse-viewer/1513)
**Author:** [@johnwalker](https://scanalyst.fourmilab.ch/u/johnwalker)\ **Replies:** 5\ **Last updated:** [28 July 2022 03:22 UTC](https://scanalyst.fourmilab.ch/t/sneak-peek-animats-metaverse-viewer/1513 "2022-07-28T03:22:24Z")
The Second Life virtual world allows creation of extremely complicated and detailed models, but the tools used to view, explore, and manipulate them date from software developed almost twenty years ago, before the era of… --- ## [Real World Utah Teapot Spotted in Dublin](https://scanalyst.fourmilab.ch/t/real-world-utah-teapot-spotted-in-dublin/1542)
**Author:** [@johnwalker](https://scanalyst.fourmilab.ch/u/johnwalker)\ **Replies:** 1\ **Last updated:** [15 June 2022 14:35 UTC](https://scanalyst.fourmilab.ch/t/real-world-utah-teapot-spotted-in-dublin/1542 "2022-06-15T14:35:18Z")
https://twitter.com/andy\_matuschak/status/1536538697402789890 Here is more about the Utah Teapot, a classic of three-dimensional computer modeling and graphics, originally created in 1975 by Martin Newell at the Univ… --- ## [Drawing Computer Graphics on an X-Y Oscilloscope](https://scanalyst.fourmilab.ch/t/drawing-computer-graphics-on-an-x-y-oscilloscope/1547)
**Author:** [@johnwalker](https://scanalyst.fourmilab.ch/u/johnwalker)\ **Replies:** 0\ **Last updated:** [15 June 2022 13:20 UTC](https://scanalyst.fourmilab.ch/t/drawing-computer-graphics-on-an-x-y-oscilloscope/1547 "2022-06-15T13:20:50Z")
Here is Alex Porto’s free Rabiscoscopio software, “Oscilloscope drawing for everyone”. Jerobeem Fenderson sells original compositions which display on an oscilloscope at OscilloscopeMusic.com. Here is exa… --- ## [OpenAI's DALL-E 2 Text to Image Synthesis Astonishes Experimenters](https://scanalyst.fourmilab.ch/t/openais-dall-e-2-text-to-image-synthesis-astonishes-experimenters/1253)
**Author:** [@johnwalker](https://scanalyst.fourmilab.ch/u/johnwalker)\ **Replies:** 5\ **Last updated:** [27 April 2022 13:47 UTC](https://scanalyst.fourmilab.ch/t/openais-dall-e-2-text-to-image-synthesis-astonishes-experimenters/1253 "2022-04-27T13:47:52Z")
I have written here before about “Photorealistic Image Synthesis from Text Prompts”, describing a system called GLIDE which creates custom images from text descriptions which is open to public access. Its … --- ## [From 1964—Bell Laboratories: “Programming of Computer Animation”](https://scanalyst.fourmilab.ch/t/from-1964-bell-laboratories-programming-of-computer-animation/917)
**Author:** [@johnwalker](https://scanalyst.fourmilab.ch/u/johnwalker)\ **Replies:** 0\ **Last updated:** [21 February 2022 14:01 UTC](https://scanalyst.fourmilab.ch/t/from-1964-bell-laboratories-programming-of-computer-animation/917 "2022-02-21T14:01:06Z")
Silent film on how to generate computer animated films with FORTRAN and punched cards in 1964. --- ## [Nvidia's Near-Real-Time Surface Synthesis from Multiple 2D Images](https://scanalyst.fourmilab.ch/t/nvidias-near-real-time-surface-synthesis-from-multiple-2d-images/913)
**Author:** [@johnwalker](https://scanalyst.fourmilab.ch/u/johnwalker)\ **Replies:** 0\ **Last updated:** [20 February 2022 13:28 UTC](https://scanalyst.fourmilab.ch/t/nvidias-near-real-time-surface-synthesis-from-multiple-2d-images/913 "2022-02-20T13:28:44Z")
The research paper is “Instant Neural Graphics Primitives with a Multiresolution Hash Encoding”. Source code is available on GitHub and can be built and run on Linux or legacy Microsoft platforms with an Nv… --- ## [Photorealistic Image Synthesis from Text Prompts](https://scanalyst.fourmilab.ch/t/photorealistic-image-synthesis-from-text-prompts/877)
**Author:** [@johnwalker](https://scanalyst.fourmilab.ch/u/johnwalker)\ **Replies:** 0\ **Last updated:** [13 February 2022 15:01 UTC](https://scanalyst.fourmilab.ch/t/photorealistic-image-synthesis-from-text-prompts/877 "2022-02-13T15:01:38Z")
This is one of the most spectacular things I’ve seen in quite a while. It fuses several artificial intelligence techniques to create or modify images based upon natural language text prompts, including pho… --- ## [Realistic, Real-Time Pigment Mixing for Digital Painting](https://scanalyst.fourmilab.ch/t/realistic-real-time-pigment-mixing-for-digital-painting/826)
**Author:** [@johnwalker](https://scanalyst.fourmilab.ch/u/johnwalker)\ **Replies:** 0\ **Last updated:** [3 February 2022 12:44 UTC](https://scanalyst.fourmilab.ch/t/realistic-real-time-pigment-mixing-for-digital-painting/826 "2022-02-03T12:44:46Z")
--- ## [HyperNeRF: Three-Dimensional Models from Moving Camera Images](https://scanalyst.fourmilab.ch/t/hypernerf-three-dimensional-models-from-moving-camera-images/631)
**Author:** [@johnwalker](https://scanalyst.fourmilab.ch/u/johnwalker)\ **Replies:** 1\ **Last updated:** [26 December 2021 15:47 UTC](https://scanalyst.fourmilab.ch/t/hypernerf-three-dimensional-models-from-moving-camera-images/631 "2021-12-26T15:47:10Z")
Here is the paper, “A Higher-Dimensional Representation for Topologically Varying Neural Radiance Fields”. The abstract is as follows. Neural Radiance Fields (NeRF) are able to reconstruct scenes with un… --- ## [Unreal Engine 5 Demonstration: “The Matrix Awakens”](https://scanalyst.fourmilab.ch/t/unreal-engine-5-demonstration-the-matrix-awakens/587)
**Author:** [@johnwalker](https://scanalyst.fourmilab.ch/u/johnwalker)\ **Replies:** 1\ **Last updated:** [18 December 2021 20:46 UTC](https://scanalyst.fourmilab.ch/t/unreal-engine-5-demonstration-the-matrix-awakens/587 "2021-12-18T20:46:54Z")
Earlier posts have shown a preview of the capabilities of Epic Games’ forthcoming version 5 of Unreal Engine and explored in detail how its “Nanite” rendering engine works. What does this mean for video ga… --- ## [Removing a Loop from an Infinite Pole—Ambient Isotopy and Repulsive Surfaces](https://scanalyst.fourmilab.ch/t/removing-a-loop-from-an-infinite-pole-ambient-isotopy-and-repulsive-surfaces/563)
**Author:** [@johnwalker](https://scanalyst.fourmilab.ch/u/johnwalker)\ **Replies:** 1\ **Last updated:** [13 December 2021 15:28 UTC](https://scanalyst.fourmilab.ch/t/removing-a-loop-from-an-infinite-pole-ambient-isotopy-and-repulsive-surfaces/563 "2021-12-13T15:28:34Z")
This animation, made by Prof. Keenan Crane of Carnegie-Mellon University, shows removing one loop from a smoothly deformable pair of handcuffs from an infinite pole without tearing, breaking, or surfaces pa… --- ## [Unreal Engine 5 Nanite Renderer—How Does It Do It?](https://scanalyst.fourmilab.ch/t/unreal-engine-5-nanite-renderer-how-does-it-do-it/530)
**Author:** [@johnwalker](https://scanalyst.fourmilab.ch/u/johnwalker)\ **Replies:** 1\ **Last updated:** [7 December 2021 19:02 UTC](https://scanalyst.fourmilab.ch/t/unreal-engine-5-nanite-renderer-how-does-it-do-it/530 "2021-12-07T19:02:38Z")
I’ve written here earlier about Epic Games’ Unreal Engine 5, which incorporates their new “Nanite" rendering pipeline, whose goal is to allow rendering arbitrarily complicated scenes in essentially constant time without …