# TileTraversalData

typedef in `3d-tiles-renderer/core`

Per-frame traversal state updated on each tile during `TilesRendererBase.update`.

## Properties

- `distanceFromCamera`, `number`: Distance from the tile bounds to the nearest active camera.
- `error`, `number`: Screen space error computed for this tile.
- `inFrustum`, `boolean`: Whether the tile was within the camera frustum on the last update.
- `isLeaf`, `boolean`: Whether this tile is a leaf node in the used tile tree.
- `used`, `boolean`: Whether this tile was visited during the last update traversal.
- `usedLastFrame`, `boolean`: Whether this tile was visited in the previous frame.
- `visible`, `boolean`: Whether this tile is currently visible (loaded, in frustum, meets SSE).