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• About
  • Supported memory layouts
    • AOS (Array Of Structures)
    • SOA (Structure of Arrays)
    • Hybrid
• Status
• Related packages
• Installation
• Dependencies
• Usage examples
• API
• Authors
• License

About

SOA & AOS memory mapped structured views with optional & extensible serialization.

Supported memory layouts

AOS (Array Of Structures)

SOA (Structure of Arrays)

Hybrid

Status

ALPHA - bleeding edge / work-in-progress

Search or submit any issues for this package

See tests for usage. This package might be merged with and/or superseded by @thi.ng/ecs.

Related packages

• @thi.ng/ecs - Entity Component System based around typed arrays & sparse sets
• @thi.ng/malloc - ArrayBuffer based malloc() impl for hybrid JS/WASM use cases, based on thi.ng/tinyalloc
• @thi.ng/simd - WASM based SIMD vector operations for batch processing
• @thi.ng/unionstruct - C-style struct, union and bitfield read/write views of ArrayBuffers
• @thi.ng/vector-pools - Data structures for managing & working with strided, memory mapped vectors
• @thi.ng/vectors - Optimized 2d/3d/4d and arbitrary length vector operations, support for memory mapping/layouts

Installation

yarn add @thi.ng/soa

ESM import:

import * as soa from "@thi.ng/soa";

Browser ESM import:

<script type="module" src="https://esm.run/@thi.ng/soa"></script>

JSDelivr documentation

For Node.js REPL:

const soa = await import("@thi.ng/soa");

Package sizes (brotli'd, pre-treeshake): ESM: 1.44 KB

Dependencies

• @thi.ng/api
• @thi.ng/binary
• @thi.ng/errors
• @thi.ng/transducers-binary
• @thi.ng/vectors

Note: @thi.ng/api is in most cases a type-only import (not used at runtime)

Usage examples

Three projects in this repo's /examples directory are using this package:

| Screenshot | Description | Live demo | Source | |:--------------------------------------------------------------------------------------------------------------------|:------------------------------------------------------------------|:----------------------------------------------------|:---------------------------------------------------------------------------------| | | Entity Component System w/ 100k 3D particles | Demo | Source | | | 3D arcball controller to rotate the camera view of a colored cube | Demo | Source | | | WebGL multi-colored cube mesh | Demo | Source |

API

Generated API docs

TODO

Authors

• Karsten Schmidt

If this project contributes to an academic publication, please cite it as:

@misc{thing-soa,
  title = "@thi.ng/soa",
  author = "Karsten Schmidt",
  note = "https://thi.ng/soa",
  year = 2019
}

License

© 2019 - 2025 Karsten Schmidt // Apache License 2.0