小鱼非常快就变白了，是什么原因？
//baby body
this.babyBodyTimer += deltaTime;
if (this.babyBodyTimer > 300) {
this.babyBodyCount = this.babyBodyCount + 1;
this.babyEyeTimer %= 300;
if (this.babyBodyCount > 19) {
this.babyBodyCount = 19;
//game over
}
}
