text: export default function () {
  
    this.playing = true
    this.fadeIn = 0
    this.fadeOut = 0
    this.start = 1
    this.end = 0
    this.duration = 1000
    this.interval = 200
    this.speed = 300
    this.blendMode = 'source-over'
    this.rangeX = 0
    this.rangeY = 0
    this.rangeZ = 0
    this.gravityScale = 1
    this.density = 0
    this.friction = 0.25
    this.restitution = 0.5
    this.quantity = 1
    this.fixedRotation = false
  
  }