@thi.ng/geom-accel
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n-D spatial indexing data structures with a shared ES6 Map/Set-like API
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# Change Log
- **Last updated**: 2025-08-04T09:13:01Z
- **Generator**: [thi.ng/monopub](https://thi.ng/monopub)
All notable changes to this project will be documented in this file.
Only versions published since **2022-01-01** are listed here.
Please consult the Git history for older version information.
See [Conventional Commits](https://conventionalcommits.org/) for commit guidelines.
**Note:** Unlisted _patch_ versions only involve non-code or otherwise excluded changes
and/or version bumps of transitive dependencies.
### [4.1.43](https://github.com/thi-ng/umbrella/tree/@thi.ng/geom-accel@4.1.43) (2025-06-19)
#### ⏱ Performance improvements
- minor update hash grids ([e6d572a](https://github.com/thi-ng/umbrella/commit/e6d572a))
- hoist local vars in hotspots
### [4.1.19](https://github.com/thi-ng/umbrella/tree/@thi.ng/geom-accel@4.1.19) (2025-01-14)
#### ♻️ Refactoring
- use optional chaining & nullish coalescing ([c5a0a13](https://github.com/thi-ng/umbrella/commit/c5a0a13))
## [4.1.0](https://github.com/thi-ng/umbrella/tree/@thi.ng/geom-accel@4.1.0) (2024-08-10)
#### 🚀 Features
- add poisson-image example ([87ec9e7](https://github.com/thi-ng/umbrella/commit/87ec9e7))
- update readmes
- cc @nkint :)
# [4.0.0](https://github.com/thi-ng/umbrella/tree/@thi.ng/geom-accel@4.0.0) (2024-06-21)
#### 🛑 Breaking changes
- migrate types from [@thi.ng/geom-api](https://github.com/thi-ng/umbrella/tree/main/packages/geom-api) ([6882260](https://github.com/thi-ng/umbrella/commit/6882260))
- BREAKING CHANGE: migrate/internalize types from [@thi.ng/geom-api](https://github.com/thi-ng/umbrella/tree/main/packages/geom-api)
- add/migrate ISpatialMap, ISpatialSet, IRegionQuery
- update imports
- update deps
#### ♻️ Refactoring
- minor internal update NdQtNode.doQuery() ([b95ca8e](https://github.com/thi-ng/umbrella/commit/b95ca8e))
- enforce uniform naming convention of internal functions ([56992b2](https://github.com/thi-ng/umbrella/commit/56992b2))
## [3.6.0](https://github.com/thi-ng/umbrella/tree/@thi.ng/geom-accel@3.6.0) (2024-04-20)
#### 🚀 Features
- fix [#463](https://github.com/thi-ng/umbrella/issues/463), add grid resolution check ([8688ad5](https://github.com/thi-ng/umbrella/commit/8688ad5))
- update ASpatialGrid ctor to check for min res
- add/rename internal helpers
#### ♻️ Refactoring
- update type usage ([aab2250](https://github.com/thi-ng/umbrella/commit/aab2250))
### [3.5.28](https://github.com/thi-ng/umbrella/tree/@thi.ng/geom-accel@3.5.28) (2023-11-09)
#### ♻️ Refactoring
- update all tests (packages A-S) ([e3085e4](https://github.com/thi-ng/umbrella/commit/e3085e4))
## [3.5.0](https://github.com/thi-ng/umbrella/tree/@thi.ng/geom-accel@3.5.0) (2023-06-09)
#### 🚀 Features
- add AHashGrid.hasNeighborhood() ([4378125](https://github.com/thi-ng/umbrella/commit/4378125))
- update HashGrid2/3 impls
## [3.4.0](https://github.com/thi-ng/umbrella/tree/@thi.ng/geom-accel@3.4.0) (2023-04-25)
#### 🚀 Features
- add AHashGrid.get()/has() ([e94af0f](https://github.com/thi-ng/umbrella/commit/e94af0f))
## [3.3.0](https://github.com/thi-ng/umbrella/tree/@thi.ng/geom-accel@3.3.0) (2023-02-05)
#### 🚀 Features
- add AHashGrid and HashGrid2/3 impls ([493358a](https://github.com/thi-ng/umbrella/commit/493358a))
## [3.2.0](https://github.com/thi-ng/umbrella/tree/@thi.ng/geom-accel@3.2.0) (2022-05-02)
#### 🚀 Features
- add custom dist fn for NdQuadtreeMap/Set too ([5fccbd3](https://github.com/thi-ng/umbrella/commit/5fccbd3))
- minor refactor KdTreeMap dist fn handling