public struct LaunchProgressInfo
{
    public LaunchStage stage;
    public int step;
    public float totalProgress;
    public float partProgress;

    public LaunchProgressInfo(LaunchStage stage, int step, float totalProgress, float partProgress)
    {
        this.stage = stage;
        this.step = step;
        this.totalProgress = totalProgress;
        this.partProgress = partProgress;
    }

}