LineGeometry

线段预设几何体

Hierarchy

Geometry
- LineGeometry

Constructors

constructor

new LineGeometry(config?: LineGeometryConfigParams<number | Vector3>): LineGeometry

Overrides Geometry.constructor
- Defined in glc/dist/Geometry/LineGeometry.d.ts:40
Creates an instance of LineGeometry. 创建LineGeometry实例

memberof
LineGeometry

Parameters
- Optional config: LineGeometryConfigParams<number | Vector3>
Returns LineGeometry

Properties

Private _append

_append: any

Private _indexes

_indexes: any

Private _indices

_indices: any

Private _isSamePoint

_isSamePoint: any

比较两点是否处于同一位置

param aIdx: 点A的顺序索引
param bIdx: 点A的顺序索引
returns: {boolean}
memberof: LineGeometry

Private _lastGroupIdx

_lastGroupIdx: any

Private _lineSides

_lineSides: any

Private _lineWidthScales

_lineWidthScales: any

Private _nexts

_nexts: any

Private _positions

_positions: any

Private _prevs

_prevs: any

Private _pushTwice

_pushTwice: any

点的数据push两次到position中

param data
param idx
param [isHalfReverse]
memberof: LineGeometry

Private _pushTwiceVector3

_pushTwiceVector3: any

点的数据push两次到position中

param data
param idx
param [isHalfReverse]
memberof: LineGeometry

Private _reverse

_reverse: any

Private _uvs

_uvs: any

Readonly bbox

bbox: BBox

colors

colors: Float32Array

Readonly coreData

coreData: CoreData

indexes

indexes: Float32Array

indices

indices: Uint16Array

lineSides

lineSides: number[]

lineWidthScales

lineWidthScales: number[]

name

name: string

nexts: number[]

normals

normals: Float32Array

positions

positions: Float32Array

prevs: number[]

tangents

tangents: Float32Array

Readonly uuid

uuid: string

uvs

uvs: Float32Array

widthFn

widthFn: ((percent?: number) => number)

Type declaration

- (percent?: number): number
- Parameters
  - Optional percent: number
  Returns number

Accessors

morphTarget

get morphTarget(): MorphTarget

Inherited from Geometry.morphTarget
- Defined in glc/dist/Geometry/Geometry.d.ts:27
Returns MorphTarget

vertexCount

get vertexCount(): number

Inherited from Geometry.vertexCount
- Defined in glc/dist/Geometry/BufferGeometry.d.ts:14
Returns number

Methods

Protected _setMacroByKey

_setMacroByKey(macroKey: string, data?: { length: number }): void

Inherited from Geometry._setMacroByKey
- Defined in glc/dist/Geometry/Geometry.d.ts:36
Parameters
- macroKey: string
- Optional data: { length: number }
  - length: number
Returns void

afterInit

afterInit(): void

- Defined in glc/dist/Geometry/LineGeometry.d.ts:52
最终数据写入

memberof
LineGeometry

Returns void

appendAttribute

appendAttribute(vertexAttrib: VertexAttribInfo, data: number[]): void

Inherited from Geometry.appendAttribute
- Defined in glc/dist/Geometry/Geometry.d.ts:39
Parameters
- vertexAttrib: VertexAttribInfo
- data: number[]
Returns void

computeNormals

computeNormals(): void

Inherited from Geometry.computeNormals
- Defined in glc/dist/Geometry/Geometry.d.ts:54
计算法线

memberof
Geometry

Returns void

computeTangents

computeTangents(): void

Inherited from Geometry.computeTangents
- Defined in glc/dist/Geometry/Geometry.d.ts:48
计算切线请务必确保在Normals、UVs更新后再调用

memberof
Geometry

Returns void

getAttributeValue

getAttributeValue(key: string): <internal>.TypedArray

Inherited from Geometry.getAttributeValue
- Defined in glc/dist/Geometry/BufferGeometry.d.ts:19
Parameters
- key: string
Returns <internal>.TypedArray

getIndices

getIndices(): <internal>.TypedArray

Inherited from Geometry.getIndices
- Defined in glc/dist/Geometry/BufferGeometry.d.ts:15
Returns <internal>.TypedArray

getPositions

getPositions(): <internal>.TypedArray

Inherited from Geometry.getPositions
- Defined in glc/dist/Geometry/BufferGeometry.d.ts:16
Returns <internal>.TypedArray

initLines

initLines(pointsGroup: (number | Vector3)[][]): void

- Defined in glc/dist/Geometry/LineGeometry.d.ts:46
初始化线数据

memberof
LineGeometry

Parameters
- pointsGroup: (number | Vector3)[][]
Returns void

resetBBox

resetBBox(): void

Inherited from Geometry.resetBBox
- Defined in glc/dist/Geometry/Geometry.d.ts:40
根据位置数据重置包围盒

Returns void

setAttribute

setAttribute(key: string, bufferData: BufferData): void

Inherited from Geometry.setAttribute
- Defined in glc/dist/Geometry/BufferGeometry.d.ts:26
设置属性

Parameters
- key: string
  
  属性名称
- bufferData: BufferData
  
  属性数据
Returns void

setBBox

setBBox(min: Vector3, max: Vector3): void

Inherited from Geometry.setBBox
- Defined in glc/dist/Geometry/BufferGeometry.d.ts:39
设置包围盒

Parameters
- min: Vector3
  
  最小点
- max: Vector3
  
  最大点
Returns void

setFromGeometry

setFromGeometry(geom: Geometry): void

- Defined in glc/dist/Geometry/LineGeometry.d.ts:91
从Geometry中生成点集，并设置线

Parameters
- geom: Geometry
  
  几何体
Returns void

setFromPoints

setFromPoints(__namedParameters: SetPointParams<number | Vector3>): void

- Defined in glc/dist/Geometry/LineGeometry.d.ts:61
由一组点设置线段

memberof
LineGeometry

Parameters
- __namedParameters: SetPointParams<number | Vector3>
Returns void
{void}

setGroupSpecData

setGroupSpecData(pointCount: number, offset?: number): void

- Defined in glc/dist/Geometry/LineGeometry.d.ts:86
生成线段详细数据

memberof
LineGeometry

Parameters
- pointCount: number
  
  当前处理的线段组的点个数
- Optional offset: number
Returns void

setMacro

setMacro(key: string, enable: boolean): void

Inherited from Geometry.setMacro
- Defined in glc/dist/Geometry/BufferGeometry.d.ts:33
设置宏

Parameters
- key: string
  
  宏键名
- enable: boolean
  
  是否开启
Returns void

setMorphTargets

setMorphTargets(morphTarget: MorphTarget): void

Inherited from Geometry.setMorphTargets
- Defined in glc/dist/Geometry/Geometry.d.ts:41
Parameters
- morphTarget: MorphTarget
Returns void

updateAttributeValue

updateAttributeValue(key: string, value: <internal>.TypedArray): void

Inherited from Geometry.updateAttributeValue
- Defined in glc/dist/Geometry/BufferGeometry.d.ts:27
Parameters
- key: string
- value: <internal>.TypedArray
Returns void

updateIndices

updateIndices(value: <internal>.TypedArray): void

Inherited from Geometry.updateIndices
- Defined in glc/dist/Geometry/BufferGeometry.d.ts:17
Parameters
- value: <internal>.TypedArray
Returns void

updatePositions

updatePositions(value: <internal>.TypedArray): void

Inherited from Geometry.updatePositions
- Defined in glc/dist/Geometry/BufferGeometry.d.ts:18
Parameters
- value: <internal>.TypedArray
Returns void

Hierarchy

Index

Constructors

Properties

Accessors

Methods

Constructors

constructor

Parameters

Optional config: LineGeometryConfigParams<number | Vector3>

Returns LineGeometry

Properties

Private _append

Private _indexes

Private _indices

Private _isSamePoint

Private _lastGroupIdx

Private _lineSides

Private _lineWidthScales

Private _nexts

Private _positions

Private _prevs

Private _pushTwice

Private _pushTwiceVector3

Private _reverse

Private _uvs

Readonly bbox

colors

Readonly coreData

indexes

indices

lineSides

lineWidthScales

name

nexts

normals

positions

prevs

tangents

Readonly uuid

uvs

widthFn

Type declaration

Parameters

Optional percent: number

Returns number

Accessors

morphTarget

Returns MorphTarget

vertexCount

Returns number

Methods

Protected _setMacroByKey

Parameters

macroKey: string

Optional data: { length: number }

length: number

Returns void

afterInit

Returns void

appendAttribute

Parameters

vertexAttrib: VertexAttribInfo

data: number[]

Returns void

computeNormals

Returns void

computeTangents

Returns void

getAttributeValue

Parameters

key: string

Returns <internal>.TypedArray

getIndices

Returns <internal>.TypedArray

getPositions

Returns <internal>.TypedArray

initLines

Parameters

pointsGroup: (number | Vector3)[][]