Class ElementArrayBuffer

ElementArrayBuffer.

Hierarchy

BufferBase
- ElementArrayBuffer

Implements

Buffer

Index

Constructors

constructor

Properties

Accessors

Methods

Constructors

constructor

new ElementArrayBuffer(args?: object): ElementArrayBuffer

Overrides BufferBase.constructor
- Defined in buffer.ts:344
Parameters
- Default value args: object = {dataOrLength: null, attributes: [], dataType: UNSIGNED_SHORT, usage: STATIC_DRAW}
  - Optional attributes?: Attribute[]
  - Optional dataOrLength?: TypedArrayLike | number | null
  - Optional dataType?: undefined | number
  - Optional usage?: undefined | number
Returns ElementArrayBuffer

Properties

Protected _attributeToLocation

_attributeToLocation: Map<Attribute, number>

Protected _attributes

_attributes: Attribute[]

Protected _bufferType

_bufferType: number

Protected _data

_data: TypedArrayLike | null

Protected _dataOrLength

_dataOrLength: TypedArrayLike | number | null

Protected _dataType

_dataType: number

Protected _enabledAttributes

_enabledAttributes: Attribute[]

Protected _flushData

_flushData: function

Type declaration

- (context: WebGL2RenderingContext, buffer: WebGLBuffer): void
- Parameters
  - context: WebGL2RenderingContext
  - buffer: WebGLBuffer
  Returns void

Protected _glBuffer

_glBuffer: WebGLBuffer | null

Protected _glContext

_glContext: WebGL2RenderingContext | null

Protected _glProgram

_glProgram: WebGLProgram | null

Protected _isInitialized

_isInitialized: boolean

Protected _totalAttributesSize

_totalAttributesSize: number

Protected _usage

_usage: number

Accessors

bufferType

get bufferType(): number

Inherited from BufferBase.bufferType
- Defined in buffer.ts:309
Returns type of the buffer. It can be XenoGL..ARRAY_BUFFER or XenoGL..ELEMENT_ARRAY_BUFFER.

Returns number

data

get data(): TypedArrayLike | null

Inherited from BufferBase.data
- Defined in buffer.ts:256
Returns data of the buffer.

Returns TypedArrayLike | null

dataCount

get dataCount(): number

Inherited from BufferBase.dataCount
- Defined in buffer.ts:272
Returns how many data set stored in the buffer.

Returns number

dataType

get dataType(): number

Inherited from BufferBase.dataType
- Defined in buffer.ts:264
Returns data type of the buffer.

Returns number

glBuffer

get glBuffer(): WebGLBuffer

Inherited from BufferBase.glBuffer
- Defined in buffer.ts:318
Returns WebGLBuffer if the buffer is initialized. Otherwise, throws an error.

Returns WebGLBuffer

isInitialized

get isInitialized(): boolean

Inherited from BufferBase.isInitialized
- Defined in buffer.ts:292
Returns if the buffer is initialized.

Returns boolean

totalAttributesSize

get totalAttributesSize(): number

Inherited from BufferBase.totalAttributesSize
- Defined in buffer.ts:300
Returns total size of attributes.

Returns number

usage

get usage(): number

Inherited from BufferBase.usage
- Defined in buffer.ts:284
Returns usage of the buffer.

Returns number

Methods

Private _createWebGLVertexArrayObject

_createWebGLVertexArrayObject(context: WebGL2RenderingContext, program?: WebGLProgram | null, attributes?: Attribute[] | null): WebGLVertexArrayObject

Implementation of Buffer._createWebGLVertexArrayObject

Inherited from BufferBase._createWebGLVertexArrayObject
- Defined in buffer.ts:229
Creates and return WebGLVertexArrayObject. You don't have to call this method manually.

Parameters
- context: WebGL2RenderingContext
- Default value program: WebGLProgram | null = null
- Default value attributes: Attribute[] | null = null
Returns WebGLVertexArrayObject

_disableAttributes

_disableAttributes(): void

Inherited from BufferBase._disableAttributes
- Defined in buffer.ts:163
Returns void

_enableAttributes

_enableAttributes(): void

Inherited from BufferBase._enableAttributes
- Defined in buffer.ts:152
Returns void

_flush

_flush(): void

Inherited from BufferBase._flush
- Defined in buffer.ts:104
Returns void

Private _init

_init(context: WebGL2RenderingContext, program?: WebGLProgram | null, attributes?: Attribute[] | null): void

Implementation of Buffer._init

Inherited from BufferBase._init
- Defined in buffer.ts:182
Initializes the buffer. Do not call this method manually.

Parameters
- context: WebGL2RenderingContext
- Default value program: WebGLProgram | null = null
- Default value attributes: Attribute[] | null = null
Returns void

Private _initAttributes

_initAttributes(context: WebGL2RenderingContext, program: WebGLProgram, attributes?: Attribute[] | null): void

Inherited from BufferBase._initAttributes
- Defined in buffer.ts:118
Initializes attributes. Do not call this method manually.

Parameters
- context: WebGL2RenderingContext
- program: WebGLProgram
- Default value attributes: Attribute[] | null = null
Returns void

Private _initOnce

_initOnce(context: WebGL2RenderingContext, program?: WebGLProgram | null, attributes?: Attribute[] | null): void

Implementation of Buffer._initOnce

Inherited from BufferBase._initOnce
- Defined in buffer.ts:212
Initializes the buffer. Do not call this method manually.

Parameters
- context: WebGL2RenderingContext
- Default value program: WebGLProgram | null = null
- Default value attributes: Attribute[] | null = null
Returns void

activate

activate(): void

Implementation of Buffer.activate

Inherited from BufferBase.activate
- Defined in buffer.ts:96
Returns void

bufferData

bufferData(dataOrLength: TypedArrayLike | number): void

Implementation of Buffer.bufferData

Inherited from BufferBase.bufferData
- Defined in buffer.ts:77
Send data to the buffer.

Parameters
- dataOrLength: TypedArrayLike | number
Returns void

deactivate

deactivate(): void

Implementation of Buffer.deactivate

Inherited from BufferBase.deactivate
- Defined in buffer.ts:100
Returns void

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