demo demo 游戏/互动 Game / interactive
黑洞实时光线追踪：广义相对论测地线可视化 Real-time black hole raytracer along GR geodesics
用实时光线追踪探索黑洞视觉。 Explore black-hole visuals with real-time ray tracing.
详细介绍Details
Show HN https://rivendell.dmitrybrant.com/blackhole/ — Dmitry Brant 2026 浏览器实时 GPU 光线追踪：沿 Schwarzschild 黑洞测地线弯曲光线，可拖拽轨道、调曲率 / FOV / 步数，开关吸积盘、行星、反射球与爱因斯坦环演示。 drag to orbit, tune curvature / FOV / steps, and toggle accretion disk, planets, reflective spheres, and Einstein-ring demos.
适合学什么What to learn
- demo demo
该类型下收录的公开 HTML 页面。 Public HTML pages listed under this type.
- 游戏/互动 Game / interactive
可直接玩或操作的教学游戏与 WebGL 演示。 Teaching games and WebGL demos you can play in the browser.
为什么推荐Why we recommend it 收录理由：可动手的 GR 光线弯曲可视化，参数可调。预览自托管。 Listing rationale: a hands-on GR light-bending visualization with tunable parameters.
核验记录：来源、抓取与截图说明Verification log: sources, checks, and captures
主源是 Show HN 49914648 与公开页。边界：作者写明吸积盘简化、视点是悬停快照而非真实坠入体验；热度早间仅 2pts，但页面完整可试。 （item 49914648，2026-09-30T21:23:01Z / 约 2026-10-01 05:23 CST，Algolia 早间核对 2pts） 公开页早间 GET HTTP 200。 预览为 Playwright 实拍黑洞阴影与吸积盘裁 3:2 WebP。Primary sources are Show HN 49914648 and the public page. Boundary: author notes a simplified disk and a hovering snapshot view, not a free-fall experience; morning score was only 2pts, but the page is complete and tryable. Preview is self-hosted. (2026-09-30T21:23:01Z / about 2026-10-01 05:23 CST, 2pts on Algolia at the morning check) Show HN item 49914648 at https://rivendell.dmitrybrant.com/blackhole/ — Dmitry Brant’s 2026 in-browser real-time GPU raytracer that bends light along Schwarzschild geodesics; Public page morning GET HTTP 200. Preview is a Playwright capture of the black-hole shadow and disk, cropped to 3:2 WebP.
