{
  "added_at": "2026-11-09",
  "additional_evidence_urls": [
    "https://github.com/mark20142026/cadence/blob/2b12dd73350cb171f4c3177c15759705a994261c/NOTES.md"
  ],
  "category": "reconstruction-cases",
  "class": "game",
  "description_en": "Cadence reimplements Geometry Dash 2.2091 in Rust for desktop and browser play using the user's game resources. Its notes record binary analysis, level-data study and runtime traces; comparison tools check physics and camera behavior against the original. The author reports step-by-step position and velocity matches on 135 recorded runs, while the project remains in early development.",
  "description_zh": "Cadence 用 Rust 为桌面和浏览器重建 Geometry Dash 2.2091，读取用户自己的游戏资源。技术笔记记录二进制分析、关卡数据研究和运行轨迹，比较工具将物理与镜头行为同原游戏对照。作者报告在 135 次录制运行中位置和速度逐步吻合；项目仍处早期开发阶段。",
  "entry_url": "https://awesomerea.org/resources/cadence-geometry-dash-case/",
  "entry_url_zh": "https://awesomerea.org/zh/resources/cadence-geometry-dash-case/",
  "evidence_class": 1,
  "evidence_status": "observed",
  "evidence_url": "https://github.com/mark20142026/cadence/blob/2b12dd73350cb171f4c3177c15759705a994261c/README.md",
  "group": "cases",
  "id": "cadence-geometry-dash-case",
  "json_url": "https://awesomerea.org/resources/cadence-geometry-dash-case/record.json",
  "kind": "case-study",
  "markdown_url": "https://awesomerea.org/resources/cadence-geometry-dash-case/index.md",
  "markdown_url_zh": "https://awesomerea.org/zh/resources/cadence-geometry-dash-case/index.md",
  "name": "Cadence: reimplementing Geometry Dash 2.2091 in Rust",
  "name_zh": "Cadence：以 Rust 重建 Geometry Dash 2.2091",
  "preview_kind": "demo",
  "reconstruction_method": "engine-reimplementation",
  "record_type": "resource",
  "relationship": "independent-reconstruction",
  "requirement_facets": [
    "prerequisites",
    "prerequisites",
    "limits",
    "license"
  ],
  "requirements": [
    "A user's own legal copy of Geometry Dash 2.2091 is required.",
    "Rust 1.90 or newer is needed to build from source.",
    "The project is in early development; some features are close or ported without comparison.",
    "MIT License."
  ],
  "requirements_zh": [
    "需要用户自己合法取得的 Geometry Dash 2.2091。",
    "源码构建需要 Rust 1.90 或更新版本。",
    "项目仍处早期开发阶段；部分功能仅达到接近原版或尚未完成对照。",
    "MIT 许可证。"
  ],
  "scope": "partial",
  "targets": [
    "game"
  ],
  "url": "https://github.com/mark20142026/cadence",
  "verification": "source-reviewed",
  "verified_at": "2026-11-07"
}