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updateMethods 更新粒子方法(根据粒子的特性来设置)

updateMethods​

类型: MethodDeclaration

所属类: ParticleElement

定义位置: animation.ts

描述​

更新粒子方法(根据粒子的特性来设置)

返回值​

类型: void

源代码​

位置: 第 2217 行

private updateMethods(): void {
    const {area, color} = this.data
    // 给不同的发射区域设置特有的方法
    switch (area.type) {
      case 'point':
        this.setStartPosition = this.setStartPositionPoint
        this.postProcessing = this.postProcessingCommon
        break
      case 'rectangle':
        this.setStartPosition = this.setStartPositionRectangle
        this.postProcessing = this.postProcessingCommon
        break
      case 'circle':
        this.setStartPosition = this.setStartPositionCircle
        this.postProcessing = this.postProcessingCommon
        break
      case 'edge':
        this.setStartPosition = this.setStartPositionEdge
        this.postProcessing = this.postProcessingEdge
        break
    }
    // 给不同的颜色模式设置特有的方法
    switch (color.mode) {
      case 'fixed':
        this.setStartColor = this.setStartColorFixed
        this.updateColor = Function.empty
        break
      case 'random':
        this.setStartColor = this.setStartColorRandom
        this.updateColor = Function.empty
        break
      case 'easing':
        this.setStartColor = this.setStartColorEasing
        this.updateColor = this.updateColorEasing
        break
      case 'texture':
        this.setStartColor = this.setStartColorTexture
        this.updateColor = Function.empty
        break
    }
  }

文档生成时间：2025/7/21 20:53:39