API Reference > imodeljs-frontend > Tiles > TileTreeParams TileTreeParams Interface Parameters used to construct a TileTree. Properties Name Type Description clipVolume undefined | RenderClipVolume Optional clip volume applied to all tiles in the tree. contentRange undefined | Range3d Optional volume tightly encompassing the contents of this tile tree - used for more accurate culling. expirationTime undefined | BeDuration Optionally specifies the amount of time before tiles belonging to this tile tree are considered eligible for disposal after disuse. iModel IModelConnection The IModelConnection to which the tile tree belongs. id string Uniquely identifies the tile tree in the context of the IModelConnection. location Transform Transform from tile tree coordinates to iModel coordinates. modelId string A 64-bit identifier for the tile tree, unique within the context of its IModelConnection. priority TileLoadPriority Loose description of the "importance" of the tiles exposed by this tile tree, used for prioritizing requests for tile content. Defined in core/frontend/src/tile/TileTreeParams.ts Line 19 Last Updated: 11 June, 2024