M3D / M3D / Render / Render

Class: Render

M3D.Render.Render

Memberof

M3D.Render

Implements

Utility.Subscriber

Description

渲染类

Hierarchy

• M3DObject

  ↳ Render

Implements

• Subscriber

Table of contents

Constructors

• constructor

Properties

• id
• prepareDeltaTime
• processDeltaTime
• scene
• useCahePrepareData
• count

Methods

• clear
• getDrawer
• getEvents
• getGPUObjects
• getId
• getPrepareProcessor
• getRenderTrees
• getScene
• getTextures
• onRenderHandler
• prepareRender
• processChangedData
• registerEvent
• removeEvent
• render
• renderTask
• setId
• update
• supportOffscreenCanvas

Constructors

constructor

• new Render(scene): Render

Parameters

Name	Type	Description
scene	Scene	场景对象

Returns

Render

Description

构造函数

Overrides

M3DObject.constructor

Properties

id

• id: number

Inherited from

M3DObject.id

---

prepareDeltaTime

• prepareDeltaTime: number

---

processDeltaTime

• processDeltaTime: number

---

scene

• scene: Scene

---

useCahePrepareData

• useCahePrepareData: boolean

---

count

▪ Static count: number

Inherited from

M3DObject.count

Methods

clear

▸ clear(): void

Returns

void

Description

数据清空

---

getDrawer

▸ getDrawer(): Drawer

Returns

Drawer

Description

获取基本图元绘制器

▸ getDrawer(viewport): Drawer

Parameters

Name	Type
viewport	Viewport

Returns

Drawer

Description

获取基本图元绘制器

---

getEvents

▸ getEvents(): M3DEvent[]

Returns

M3DEvent[]

Description

获得事件列表

Inherited from

M3DObject.getEvents

---

getGPUObjects

▸ getGPUObjects(): GPUObjects

Returns

GPUObjects

Description

获取GPU管理类

---

getId

▸ getId(): number

Returns

number

Description

获取id

Inherited from

M3DObject.getId

---

getPrepareProcessor

▸ getPrepareProcessor(): PrepareRenderProcessor

Returns

PrepareRenderProcessor

Description

获取渲染预处理管理类

---

getRenderTrees

▸ getRenderTrees(): RenderTrees

Returns

RenderTrees

Description

获取渲染树管理类

---

getScene

▸ getScene(): Scene

Returns

Scene

Description

获取场景

---

getTextures

▸ getTextures(): Textures

Returns

Textures

Description

获取纹理管理类

---

onRenderHandler

▸ onRenderHandler(): void

Returns

void

Description

执行渲染操作

---

prepareRender

▸ prepareRender(): boolean

Returns

boolean

Description

渲染预处理: 1.剔除操作：视锥体剔除、可视化剔除、小件剔除的处理；2.合批

---

processChangedData

▸ processChangedData(): void

Returns

void

Description

处理更新数据。每帧执行之前，都要先执行更新逻辑；生成TreeNode

---

registerEvent

▸ registerEvent(event): void

Parameters

Name	Type	Description
event	M3DEvent	M3D事件

Returns

void

Description

注册事件

Inherited from

M3DObject.registerEvent

---

removeEvent

▸ removeEvent(): void

Returns

void

Description

删除事件

Inherited from

M3DObject.removeEvent

---

render

▸ render(): void

Returns

void

Description

渲染所有视口

---

renderTask

▸ renderTask(): void

Returns

void

Description

执行渲染任务

---

setId

▸ setId(v): void

Parameters

Name	Type	Description
v	number	ShapeId

Returns

void

Description

设置id

Inherited from

M3DObject.setId

---

update

▸ update(msg): void

Parameters

Name	Type
msg	M3DMessage

Returns

void

Description

消息订阅者必须实现方法

Implementation of

Subscriber.update

---

supportOffscreenCanvas

▸ supportOffscreenCanvas(): boolean

Returns

boolean

Description

判断是否支持离屏渲染