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github-actions[bot] edited this page Aug 5, 2026
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Gravitas is an engine-agnostic, deterministic fixed-point physics library for
lockstep simulations and games. Runtime state belongs to an explicit
GravitasWorldContext, with first-class 3D, pure 2D, and mixed 2D/3D paths.
Use this wiki for integration guidance and behavioral contracts. Use the generated API documentation for individual types and members.
| Destination | Use it for |
|---|---|
| README | Installation, package selection, and first concepts |
| Documentation Site | Generated documentation landing page |
| API Reference | Public namespaces, types, and members |
| Coverage Report | Current test coverage details |
| GitHub Repository | Source, issues, releases, and contributions |
| Page | Focus |
|---|---|
| Technical Overview | Runtime ownership, major services, and intentional boundaries |
| Host Integration | Host loop, context lifecycle, bodies, and colliders |
| Runtime Architecture | Context-owned services and simulation phases |
| Dimensions | 3D, pure 2D, Both, and mixed runtime modes |
| Collision Pipeline | Broad phase, narrow phase, pairs, and response |
| Collision Broad Phase | GridForge partitioning and candidate discovery |
| Collider Shape Reference | Supported shapes, compounds, meshes, and authored data |
| Continuous Collision Detection | Sweeps, time of impact, and active sources |
| Collision Response | Contacts, materials, constraints, and solver behavior |
| Query Services | Public 2D, 3D, and mixed query workflows |
| Query Reference | Query reducers, batching, filtering, and hit details |
| Serialization | Chronicler state transfer and replay hashing |
| Diagnostics | Runtime diagnostic events and debug draw data |
| Diagnostic Adapters | Host-side rendering, logging, and replay tooling |
Start with the Technical Overview, then choose the page matching the subsystem you are integrating or changing.