Class Utility

工具类

Hierarchy

Utility

Index

Constructors

constructor

Methods

Constructors

constructor

new Utility(bim365: BIMModel): Utility

- Defined in utility.ts:7
Parameters
- bim365: BIMModel
Returns Utility

Methods

detectIntersects

detectIntersects(v2: MouseEvent, useOctree?: boolean): Promise<Intersection[]>

- Defined in utility.ts:94
射线碰撞

Parameters
- v2: MouseEvent
  
  屏幕坐标
- Default value useOctree: boolean = false
  是否开启八叉树需在场景初始化时创建八叉树。默认为false。
```
 let meshes = detectIntersects({x:0,y:0})
```
Returns Promise<Intersection[]>

getBoundingBox

getBoundingBox(elementids: string | string[]): Box3

- Defined in utility.ts:16
获得指定构件的boundingbox.

Parameters
- elementids: string | string[]
Returns Box3

getElementsCenterPoint

getElementsCenterPoint(elementids: string | string[]): Vector3

- Defined in utility.ts:65
获取多构件中心点

Parameters
- elementids: string | string[]
Returns Vector3

getScreenCoords

getScreenCoords(position: Vector3, camera?: PerspectiveCamera): Vector2

- Defined in utility.ts:74
通过三维矢量位置获得屏幕二维位置

Parameters
- position: Vector3
- Default value camera: PerspectiveCamera = this.bim365.resource.activeCamera as any
  
  默认值为activecamera
Returns Vector2