Skip to main content

Class: RenderBuffer

渲染缓冲区对象。 由于渲染缓冲区对象是只写的，因此它们通常用作深度和模板关联对象。

实例代码：

const renderBuffer = new RenderBuffer(renderer, {
  format: renderer.gl.DEPTH_COMPONENT16,
  width: 1920,
  height: 1080,
});

renderBuffer.bind();
renderBuffer.unbind();

Hierarchy​

Table of contents​

Constructors​

Properties​

Accessors​

Methods​

Constructors​

constructor​

• new RenderBuffer(renderer, options?): RenderBuffer

Parameters​

NameType
rendererRenderer
optionsPartial<RenderBufferOptions>

Returns​

RenderBuffer

Overrides​

Resource.constructor

Defined in​

src/core/RenderBuffer.ts:50

Properties​

renderer​

• renderer: Renderer

Inherited from​

Resource.renderer

Defined in​

src/core/Base.ts:7

width​

• width: number

渲染缓冲区宽度

Defined in​

src/core/RenderBuffer.ts:41

height​

• height: number

渲染缓冲区高度

Defined in​

src/core/RenderBuffer.ts:46

id​

• id: string

Inherited from​

Resource.id

Defined in​

src/core/Resource.ts:21

name​

• name: WithUndef<string>

Inherited from​

Resource.name

Defined in​

src/core/Resource.ts:23

userData​

• userData: any

Inherited from​

Resource.userData

Defined in​

src/core/Resource.ts:25

byteLength​

• byteLength: number

Inherited from​

Resource.byteLength

Defined in​

src/core/Resource.ts:28

options​

• options: Partial<RenderBufferOptions>

Inherited from​

Resource.options

Defined in​

src/core/Resource.ts:30

Accessors​

gl​

• get gl(): WebGLRenderingContext | WebGL2RenderingContext

获取 webgl 实例

Returns​

WebGLRenderingContext | WebGL2RenderingContext

Inherited from​

Resource.gl

Defined in​

src/core/Base.ts:16

rendererState​

• get rendererState(): State

获取渲染状态

Returns​

State

Inherited from​

Resource.rendererState

Defined in​

src/core/Base.ts:23

handle​

• get handle(): any

Returns​

any

Inherited from​

Resource.handle

Defined in​

src/core/Resource.ts:47

Methods​

resize​

▸ resize(width, height): void

设置此渲染对象的的大小

Parameters​

NameType
widthany
heightany

Returns​

void

Defined in​

src/core/RenderBuffer.ts:79

bind​

▸ bind(): void

绑定渲染缓冲

Returns​

void

Overrides​

Resource.bind

Defined in​

src/core/RenderBuffer.ts:91

unbind​

▸ unbind(): void

解绑渲染缓冲

Returns​

void

Overrides​

Resource.unbind

Defined in​

src/core/RenderBuffer.ts:98

removeStats​

▸ removeStats(): void

Returns​

void

Overrides​

Resource.removeStats

Defined in​

src/core/RenderBuffer.ts:103

destroy​

▸ destroy(): void

销毁此渲染对象

Returns​

void

Overrides​

Resource.destroy

Defined in​

src/core/RenderBuffer.ts:108

createHandle​

▸ createHandle(): null | WebGLRenderbuffer

创建 RBO

Returns​

null | WebGLRenderbuffer

Overrides​

Resource.createHandle

Defined in​

src/core/RenderBuffer.ts:116

deleteHandle​

▸ deleteHandle(): void

移除 RBO

Returns​

void

Overrides​

Resource.deleteHandle

Defined in​

src/core/RenderBuffer.ts:123

swapHandle​

▸ swapHandle(handle): void

交换为新的 handle（一般我们会用在虚拟 webgl 环境中）

Parameters​

NameType
handleany

Returns​

void

Inherited from​

Resource.swapHandle

Defined in​

src/core/Resource.ts:55

restoreHandle​

▸ restoreHandle(): void

恢复为原有 handle

Returns​

void

Inherited from​

Resource.restoreHandle

Defined in​

src/core/Resource.ts:63

delete​

▸ delete(«destructured»?): RenderBuffer

Parameters​

NameTypeDefault value
«destructured»Object{}
› deleteChildrenundefined | booleanfalse

Returns​

RenderBuffer

Inherited from​

Resource.delete

Defined in​

src/core/Resource.ts:74

toString​

▸ toString(): string

Returns​

string

Inherited from​

Resource.toString

Defined in​

src/core/Resource.ts:111