Class SpatialComputation

Index

Constructors

Methods

angle bearing geodesicDistanceByCartesians geodeticDistanceByCartographics getSunPos interpolate spaceDistance surfaceDistance surfaceSlope

Constructors

constructor

new SpatialComputation(): SpatialComputation
Returns SpatialComputation

Methods

`Static`angle

angle(p1: Cartesian3, p2: Cartesian3, p3: Cartesian3): number
Parameters
- p1: Cartesian3
- p2: Cartesian3
- p3: Cartesian3
Returns number
Description
计算角度

`Static`bearing

bearing(from: Cartesian3, to: Cartesian3): number
Parameters
- from: Cartesian3
- to: Cartesian3
Returns number
Description
计算方向

`Static`geodesicDistanceByCartesians

geodesicDistanceByCartesians(positions: Cartesian3[]): number
Parameters
- positions: Cartesian3[]
Returns number
Description
计算基于水准面距离

`Static`geodeticDistanceByCartographics

geodeticDistanceByCartographics(positions: Cartographic[]): number
Parameters
- positions: Cartographic[]
Returns number
Description
计算基于水准面距离

`Static`getSunPos

getSunPos(currentTime: JulianDate): Cartesian3
获取太阳世界坐标位置
Parameters
- currentTime: JulianDate
Returns Cartesian3

`Static`interpolate

interpolate(positions: Cartesian3[], interval: number): Cartographic[]
根据固定间隔计算插值点
Parameters
- positions: Cartesian3[]
  点位
- interval: number
  间隔
Returns Cartographic[]
Cartographic

`Static`spaceDistance

spaceDistance(positions: Cartesian3[]): number
Parameters
- positions: Cartesian3[]
Returns number
Description
计算空间距离

Export

`Static`surfaceDistance

surfaceDistance(
    terrainProvider: TerrainProvider,
    pts: Cartesian3[],
    interval?: number,
): Promise<SurfaceDistanceResult>
Parameters
- terrainProvider: TerrainProvider
  地形提供
- pts: Cartesian3[]
  坐标点
- interval: number = 50
  间隔
Returns Promise<SurfaceDistanceResult>

`Static`surfaceSlope

surfaceSlope(
    terrainProvider: TerrainProvider,
    pts: Cartesian3[],
    interval?: number,
): Promise<SurfaceSlopeResult>
Parameters
- terrainProvider: TerrainProvider
- pts: Cartesian3[]
- interval: number = 50
Returns Promise<SurfaceSlopeResult>
Description
计算表面线段坡度