Class BatchManager

constructor

• new BatchManager(
      ctx: CanvasRenderingContext2D,
      styleManager: StyleManager,
      coordinateSystem: CoordinateSystem,
      maxBatchSize?: number,
  ): BatchManager

  Parameters

  • ctx: CanvasRenderingContext2D
  • styleManager: StyleManager
  • coordinateSystem: CoordinateSystem
  • maxBatchSize: number = 1000

  Returns BatchManager

drawCircleImmediate

drawLineImmediate

drawPolygonImmediate

drawRectImmediate

drawTextImmediate

addCircle

• addCircle(center: FixedVector2, radius: Fixed, style: ShapeStyle): void

  Add circle command to batch 添加圆形命令到批次

  Parameters

  • center: FixedVector2
  • radius: Fixed
  • style: ShapeStyle

  Returns void

addLine

• addLine(start: FixedVector2, end: FixedVector2, style: LineStyle): void

  Add line command to batch 添加线条命令到批次

  Parameters

  • start: FixedVector2
  • end: FixedVector2
  • style: LineStyle

  Returns void

addPolygon

• addPolygon(vertices: FixedVector2[], style: ShapeStyle): void

  Add polygon command to batch 添加多边形命令到批次

  Parameters

  • vertices: FixedVector2[]
  • style: ShapeStyle

  Returns void

addRect

• addRect(bounds: FixedRect, style: ShapeStyle): void

  Add rectangle command to batch 添加矩形命令到批次

  Parameters

  • bounds: FixedRect
  • style: ShapeStyle

  Returns void

addText

• addText(text: string, position: FixedVector2, style: TextStyle): void

  Add text command to batch 添加文本命令到批次

  Parameters

  • text: string
  • position: FixedVector2
  • style: TextStyle

  Returns void

beginBatch

• beginBatch(): void

  Start batch rendering 开始批量渲染

  Returns void

endBatch

• endBatch(): void

  End batch rendering and execute all commands 结束批量渲染并执行所有命令

  Returns void

flushBatch

• flushBatch(): void

  Flush current batch immediately 立即刷新当前批次

  Returns void

getBatchedDrawCallCount

• getBatchedDrawCallCount(): number

  Get batched draw call count 获取批量绘制调用次数

  Returns number

resetBatchedDrawCallCount

• resetBatchedDrawCallCount(): void

  Reset batched draw call count 重置批量绘制调用次数

  Returns void