Terrain model
Layered large-, medium-, detail-, and coastline-noise combined with elliptical island falloff.
Case study / 03Tools · UI · Other
Procedural Island Generator
A world from one seed.
An in-game world-generation tool that turns a seed and adjustable settings into complete Roblox Terrain islands with coastlines, biomes, vegetation, rocks, and safe spawns.
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System overview
Deterministic world generation with a complete authoring UI
My role
Procedural systems, terrain generation, interface design, and tooling
Technologies and tools
Luau / Roblox Terrain / Layered noise / Deterministic randomness / Custom UI
Under the hood
The decisions behind the build.
Determinism
Independent seeded streams keep terrain, biomes, decorations, and spawn selection reproducible.
Tooling
Presets, live preview, progress, cancellation, cameras, overlays, saved settings, and statistics.
Performance
Cached samples and chunked Terrain writes yield regularly so the interface stays responsive.
What I built
- Built deterministic terrain, biome, vegetation, rock, and spawn-generation systems.
- Designed the complete generator interface, preview modes, presets, debug overlays, and inspection cameras.
- Implemented chunked generation, cancellation, cached heightmaps, limits, cleanup, and generation statistics.