public void Restore()
{
if (Rigid != null && CreateData != null)
{
TimeData data = FrameTimeData.Count > 0 ? FrameTimeData.Peek() : CreateData;
Rigid.velocity = data.Velocity;
Rigid.gravityScale = data.gravityScale;
Rigid.angularVelocity = data.angularVelocity;
}
ClearUserData();
}
protected void Init(bool bCrate)
{
Rigid = gameObject.GetComponent <Rigidbody2D>();
Anim = gameObject.GetComponent <Animator>();
FrameTimeData = new Stack <TimeData>();
ForwardTimeData = new Stack <TimeData>();
UserDataTable = new Dictionary <int, TimeUnitUserData>();
CreateData = Snapshot(null, TimeController.Instance.CurrentFrame, bCrate);
FrameTimeData.Push(CreateData);
TimeController.Instance.AddUnit(this);
}
private TimeData Snapshot(TimeData PrevData, int frame, bool bCreate)
{
TimeData data = new TimeData();
data.Frame = frame;
if (PrevData != null && !gameObject.activeSelf)
{
data.State = UnitState.Deaded;
return(data);
}
data.State = bCreate ? UnitState.Create : UnitState.Running;
// 记录移动方向和距离
var pos = transform.position;
var prevPos = PrevData != null ? PrevData.Position : transform.position;
var dist = Vector3.Distance(pos, prevPos);//B - A
var dir = (pos - prevPos).normalized;
data.Direction = dist * dir;
data.Position = pos;
// 物理部分
if (Rigid != null)
{
data.Velocity = Rigid.velocity;
data.angularVelocity = Rigid.angularVelocity;
data.gravityScale = Rigid.gravityScale;
}
// 动画部分
if (Anim != null)
{
if (Anim.runtimeAnimatorController != null)
{
var state = Anim.GetCurrentAnimatorStateInfo(0);
data.AnimHash = state.fullPathHash;
data.AnimTime = state.normalizedTime;
}
}
// 自主数据
SaveUserData(frame);
return(data);
}