Class TorusGeometry

圆环几何体

Hierarchy

Geometry
- TorusGeometry

Constructors

constructor

new TorusGeometry(param?: gPartial<TorusGeometry>): TorusGeometry
Parameters
- Optional param: gPartial<TorusGeometry>
Returns TorusGeometry
Overrides Geometry.constructor
- Defined in src/3d/geometrys/TorusGeometry.ts:74

Properties

class

__class__: "TorusGeometry"

`Private` _currentTriangleIndex

_currentTriangleIndex: number

`Private` _numVertices

_numVertices: number

`Private` _rawIndices

_rawIndices: number[]

`Private` _vertexIndex

_vertexIndex: number

`Protected` _vertexNormalData

_vertexNormalData: number[]

`Private` _vertexNormalStride

_vertexNormalStride: number = 3

`Protected` _vertexPositionData

_vertexPositionData: number[]

`Private` _vertexPositionStride

_vertexPositionStride: number = 3

`Protected` _vertexTangentData

_vertexTangentData: number[]

`Private` _vertexTangentStride

_vertexTangentStride: number = 3

assetId

assetId: string

资源编号

assetType

assetType: AssetType = AssetType.geometry

attributes

attributes: {
[key: string]: AttributeBuffer;
} = {}

属性数据列表

Type declaration

[key: string]: AttributeBuffer

`Readonly` emitter

emitter: EventEmitter<GeometryEventMap> = ...

事件发射器。

indexBuffer

indexBuffer: ElementBuffer

顶点索引缓冲

name

name: string = 'Torus'

radius

radius: number = 0.5

半径

scaleU

scaleU: number = 1

纹理U缩放，默认为1。

scaleV

scaleV: number = 1

纹理V缩放，默认为1。

segmentsR

segmentsR: number = 16

半径方向分割数

segmentsT

segmentsT: number = 8

管道方向分割数

tubeRadius

tubeRadius: number = 0.1

管道半径

yUp

yUp: boolean = true

是否朝上

Accessors

bounding

get bounding(): Box3
Returns Box3
Inherited from Geometry.bounding
- Defined in src/3d/geometrys/Geometry.ts:250

geometryInfo

get geometryInfo(): string
几何体信息

Returns string
Inherited from Geometry.geometryInfo
- Defined in src/3d/geometrys/Geometry.ts:79

numTriangles

get numTriangles(): number
三角形数量

Returns number
Inherited from Geometry.numTriangles
- Defined in src/3d/geometrys/Geometry.ts:136

numVertex

get numVertex(): number
顶点数量

Returns number
Inherited from Geometry.numVertex
- Defined in src/3d/geometrys/Geometry.ts:124

Methods

addGeometry

addGeometry(geometry: Geometry, transform?: Matrix4x4): void
添加几何体
Parameters
- geometry: Geometry
  
  被添加的几何体
- Optional transform: Matrix4x4
  
  变换矩阵，把克隆被添加几何体的数据变换后再添加到该几何体中
Returns void
Inherited from Geometry.addGeometry
- Defined in src/3d/geometrys/Geometry.ts:148

`Private` addTriangleClockWise

addTriangleClockWise(currentTriangleIndex: number, cwVertexIndex0: number, cwVertexIndex1: number, cwVertexIndex2: number): void
添加三角形索引数据
Parameters
- currentTriangleIndex: number
  
  当前三角形索引
- cwVertexIndex0: number
  
  索引0
- cwVertexIndex1: number
  
  索引1
- cwVertexIndex2: number
  
  索引2
Returns void
- Defined in src/3d/geometrys/TorusGeometry.ts:108

`Private` addVertex

addVertex(vertexIndex: number, px: number, py: number, pz: number, nx: number, ny: number, nz: number, tx: number, ty: number, tz: number): void
添加顶点数据
Parameters
- vertexIndex: number
- px: number
- py: number
- pz: number
- nx: number
- ny: number
- nz: number
- tx: number
- ty: number
- tz: number
Returns void
- Defined in src/3d/geometrys/TorusGeometry.ts:88

applyTransformation

applyTransformation(transform: Matrix4x4): void
应用变换矩阵
Parameters
- transform: Matrix4x4
  
  变换矩阵
Returns void
Inherited from Geometry.applyTransformation
- Defined in src/3d/geometrys/Geometry.ts:212

beforeRender

beforeRender(renderAtomic: RenderAtomic): void
Parameters
- renderAtomic: RenderAtomic
Returns void
Inherited from Geometry.beforeRender
- Defined in src/3d/geometrys/Geometry.ts:348

`Protected` buildGeometry

buildGeometry(): void
构建几何体

Returns void
Overrides Geometry.buildGeometry
- Defined in src/3d/geometrys/TorusGeometry.ts:118

`Protected` buildUVs

buildUVs(): number[]
Inherit Doc

Returns number[]
- Defined in src/3d/geometrys/TorusGeometry.ts:228

clear

clear(): void
清理数据

Returns void
Inherited from Geometry.clear
- Defined in src/3d/geometrys/Geometry.ts:379

clone

clone(): Geometry
克隆一个几何体

Returns Geometry
Inherited from Geometry.clone
- Defined in src/3d/geometrys/Geometry.ts:314

cloneFrom

cloneFrom(geometry: Geometry): void
从一个几何体中克隆数据
Parameters
- geometry: Geometry
Returns void
Inherited from Geometry.cloneFrom
- Defined in src/3d/geometrys/Geometry.ts:326

getFaces

getFaces(result?: number[][]): number[][]
Parameters
- result: number[][] = []
Returns number[][]
Inherited from Geometry.getFaces
- Defined in src/3d/geometrys/Geometry.ts:300

getVertices

getVertices(result?: Vector3[]): Vector3[]
获取顶点列表
Parameters
- result: Vector3[] = []
Returns Vector3[]
Inherited from Geometry.getVertices
- Defined in src/3d/geometrys/Geometry.ts:289

invalidateBounds

invalidateBounds(): void
包围盒失效

Returns void
Inherited from Geometry.invalidateBounds
- Defined in src/3d/geometrys/Geometry.ts:244

invalidateGeometry

invalidateGeometry(): void
标记需要更新几何体，在更改几何体数据后需要调用该函数。

Returns void
Inherited from Geometry.invalidateGeometry
- Defined in src/3d/geometrys/Geometry.ts:95

raycast

raycast(ray: Ray3, shortestCollisionDistance?: number, cullFace?: CullFace): {
    index: number;
    localNormal: Vector3;
    localPosition: Vector3;
    rayEntryDistance: number;
    uv: Vector2;
}
射线投影几何体
Parameters
- ray: Ray3
  
  射线
- shortestCollisionDistance: number = Number.MAX_VALUE
  
  当前最短碰撞距离
- cullFace: CullFace = 'NONE'
  
  裁剪面枚举
Returns {
    index: number;
    localNormal: Vector3;
    localPosition: Vector3;
    rayEntryDistance: number;
    uv: Vector2;
}
- index: number
- localNormal: Vector3
- localPosition: Vector3
- rayEntryDistance: number
- uv: Vector2
Inherited from Geometry.raycast
- Defined in src/3d/geometrys/Geometry.ts:273

updateGrometry

updateGrometry(): void
更新几何体

Returns void
Inherited from Geometry.updateGrometry
- Defined in src/3d/geometrys/Geometry.ts:105

`Static` create

create<K>(geometry: K, params?: gPartial<GeometryMap[K]>): GeometryMap[K]
构造几何体。

Returns
几何体实例。
Type Parameters
- K extends keyof GeometryMap
Parameters
- geometry: K
  
  几何体名称。
- Optional params: gPartial<GeometryMap[K]>
  
  几何体参数。
Returns GeometryMap[K]
Inherited from Geometry.create
- Defined in src/3d/geometrys/Geometry.ts:396

`Static` getDefault

getDefault<K>(name: K): DefaultGeometryMap[K]
获取默认几何体
Type Parameters
- K extends keyof DefaultGeometryMap
Parameters
- name: K
  
  默认几何体名称
Returns DefaultGeometryMap[K]
Inherited from Geometry.getDefault
- Defined in src/3d/geometrys/Geometry.ts:422

`Static` setDefault

setDefault<K>(name: K, geometry: DefaultGeometryMap[K], param?: gPartial<DefaultGeometryMap[K]>): void
设置默认几何体
Type Parameters
- K extends keyof DefaultGeometryMap
Parameters
- name: K
  
  默认几何体名称
- geometry: DefaultGeometryMap[K]
  
  默认几何体
- Optional param: gPartial<DefaultGeometryMap[K]>
Returns void
Inherited from Geometry.setDefault
- Defined in src/3d/geometrys/Geometry.ts:409

Class TorusGeometry

Hierarchy

Index

Constructors

Properties

Accessors

Methods

Constructors

constructor

Parameters

Optional param: gPartial<TorusGeometry>

Returns TorusGeometry

Properties

__class__

Private _currentTriangleIndex

Private _numVertices

Private _rawIndices

Private _vertexIndex

Protected _vertexNormalData

Private _vertexNormalStride

Protected _vertexPositionData

Private _vertexPositionStride

Protected _vertexTangentData

Private _vertexTangentStride

assetId

assetType

attributes

Type declaration

[key: string]: AttributeBuffer

Readonly emitter

indexBuffer

name

radius

scaleU

scaleV

segmentsR

segmentsT

tubeRadius

yUp

Accessors

bounding

Returns Box3

geometryInfo

Returns string

numTriangles

Returns number

numVertex

Returns number

Methods

addGeometry

Parameters

geometry: Geometry

Optional transform: Matrix4x4

Returns void

Private addTriangleClockWise

Parameters

currentTriangleIndex: number

cwVertexIndex0: number

cwVertexIndex1: number

cwVertexIndex2: number

Returns void

Private addVertex

Parameters

vertexIndex: number

px: number

py: number

pz: number

nx: number

ny: number

nz: number

tx: number

ty: number

tz: number

Returns void

applyTransformation

Parameters

transform: Matrix4x4

Returns void

beforeRender

Parameters

`Optional` param: gPartial<TorusGeometry>

class

`Private` _currentTriangleIndex

`Private` _numVertices

`Private` _rawIndices

`Private` _vertexIndex

`Protected` _vertexNormalData

`Private` _vertexNormalStride

`Protected` _vertexPositionData

`Private` _vertexPositionStride

`Protected` _vertexTangentData

`Private` _vertexTangentStride

`Readonly` emitter

`Optional` transform: Matrix4x4

`Private` addTriangleClockWise

`Private` addVertex

`Protected` buildGeometry

`Protected` buildUVs

Returns {
index: number;
localNormal: Vector3;
localPosition: Vector3;
rayEntryDistance: number;
uv: Vector2;
}

`Static` create

`Optional` params: gPartial<GeometryMap[K]>

`Static` getDefault

`Static` setDefault

`Optional` param: gPartial<DefaultGeometryMap[K]>