Class SpriteBatchWebGlBaseAbstract

Base class for sprite batches

Hierarchy

Implements

Constructors

constructor

Properties

_setup begun capacity colorArray colorBuffer context dataArray dataBuffer depthOffset enableAlphaMultiplcation enforceBeginAndEnd id inverseSpriteTextureSize requiresSubpixels shaderProgram spriteCount texCordBuffer texSprites yRenderOffset

Methods

add begin bindBuffers delete end remove render setup update initializePrograms

Constructors

constructor

  • Parameters

    • context: WebGlRendererContext
    • id: string
    • capacity: number
    • depthOffset: number
    • yRenderOffset: number
    • enableAlphaMultiplcation: boolean
    • enforceBeginAndEnd: boolean

    Returns SpriteBatchWebGlBase

Properties

Protected _setup

_setup: boolean

Protected begun

begun: boolean

Readonly capacity

capacity: number

Protected colorArray

colorArray: Uint8Array

Protected Readonly colorBuffer

colorBuffer: WebGLBuffer

Protected Readonly context

context: WebGlRendererContext

Protected dataArray

dataArray: Float32Array

Protected Readonly dataBuffer

dataBuffer: WebGLBuffer

Protected Readonly depthOffset

depthOffset: number

Protected Readonly enableAlphaMultiplcation

enableAlphaMultiplcation: boolean

Protected Readonly enforceBeginAndEnd

enforceBeginAndEnd: boolean

Readonly id

id: string

inverseSpriteTextureSize

inverseSpriteTextureSize: undefined | default

Protected requiresSubpixels

requiresSubpixels: boolean

Protected Readonly shaderProgram

shaderProgram: default

Protected spriteCount

spriteCount: number

Protected Readonly texCordBuffer

texCordBuffer: WebGLBuffer

texSprites

texSprites: undefined | WebGLTexture

Protected Readonly yRenderOffset

yRenderOffset: number

Methods

add

  • Parameters

    • tileX: number
    • tileY: number
    • spriteSize: number
    • sourceX: number
    • sourceY: number
    • sourceSize: number
    • offsetX: number = 0
    • offsetY: number = 0
    • red: number = 255
    • green: number = 255
    • blue: number = 255
    • alpha: number = 255

    Returns undefined | number

begin

  • Returns void

Protected Abstract bindBuffers

  • Returns void

delete

  • Returns void

end

  • Binds sprites to be included in the next render

    Returns

    number of sprites being rendered

    Returns number

remove

  • Parameters

    • index: number

    Returns boolean

Abstract render

  • Parameters

    • x: number
    • y: number
    • tileScale: number
    • viewportWidth: number
    • viewportHeight: number

    Returns void

Abstract setup

  • Returns void

update

  • Parameters

    • index: number
    • tileX: number
    • tileY: number
    • spriteSize: number
    • sourceX: number
    • sourceY: number
    • sourceSize: number
    • offsetX: number = 0
    • offsetY: number = 0
    • red: number = 255
    • green: number = 255
    • blue: number = 255
    • alpha: number = 255

    Returns void

Static initializePrograms

  • Parameters

    Returns Promise<void>

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