public void RunAnimation(int a, int b, float speed, bool loop)
{
animation = new Animation (this, ReIndex1D (a), ReIndex1D (b), speed, loop);
this.RunAction (animation);
}
/// <summary>
/// 播放动画
/// </summary>
/// <param name='speed'>
/// 动画速度
/// </param>
public void RunAnimation(float speed)
{
animation = new Animation (this, speed);
this.RunAction (animation);
}