Class TerrainDEMLoader

Mapbox-DEM地形加载器，从Mapbox DEM格式图像中解析地形数据

Hierarchy (View Summary)

TileGeometryLoader
- TerrainDEMLoader

Index

Constructors

Properties

Methods

Constructors

constructor

new TerrainDEMLoader(): TerrainDEMLoader
Returns TerrainDEMLoader
Overrides TileGeometryLoader.constructor
- Defined in packages/lib/src/loader/terrainDEMLoader/TerrainDEMLoader.ts:32

Properties

`Readonly`dataType

dataType: "terrain-dem"

数据类型标记

`Readonly`info

info: { description: string; version: string } = ...

加载器信息

Methods

`Protected`doLoad

doLoad(url: string, params: TileLoadClipParamsType): Promise<TileGeometry>
异步加载并解析DEM图像，返回TileGeometry对象
Parameters
- url: string
  图像URL地址
- params: TileLoadClipParamsType
  加载参数，包含瓦片坐标和裁剪边界
Returns Promise<TileGeometry>
解析后的TileGeometry对象
Overrides TileGeometryLoader.doLoad
- Defined in packages/lib/src/loader/terrainDEMLoader/TerrainDEMLoader.ts:46

load

load(params: TileSourceLoadParamsType): Promise<TileGeometry>
从数据源加载瓦片几何体数据
Parameters
- params: TileSourceLoadParamsType
  瓦片加载参数（数据源、坐标、范围等）
Returns Promise<TileGeometry>
瓦片几何体
Inherited from TileGeometryLoader.load
- Defined in packages/lib/src/loader/TileGeometryLoader.ts:29