/// <summary>
/// 添加帧
/// </summary>
/// <param name="frame"></param>
public void AddFrame(BaseFrame frame)
{
if (!Frames.Contains(frame))
{
AddFrames.Add(frame);
}
}
internal PExpr StepOver(Frame f, StepOverKind kind)
{
if (!f.IsResolved)
{
RuntimeError fError = null;
if (kind != StepOverKind.InternalStepOver)
{
fError = _firstChanceError;
_breakOnNext = kind == StepOverKind.ExternalStepIn;
if (_hasTimeout)
{
_timeLimit = DateTime.UtcNow + _timeout;
}
}
do
{
Debug.Assert(Frames.Contains(f));
if (fError != null)
{
PExpr r = _currentFrame.SetResult(fError);
_currentFrame.DoDispose();
fError = null;
}
else
{
PExpr r = _currentFrame.VisitAndClean();
if (r.IsPending)
{
return(r);
}
}
}while(!f.IsResolved);
}
return(new PExpr(f.Result));
}
/// <summary>
/// 删除帧
/// </summary>
/// <param name="frame"></param>
public bool RemoveFrame(BaseFrame frame)
{
if (Frames.Contains(frame))
{
frame.IsRemove = true;
return(true);
}
return(false);
}
/// <summary>
/// Returns the next Frame in sequence
/// </summary>
/// <param name="Frame"></param>
/// <returns></returns>
public Frame GetNextFrame(Frame Frame)
{
if (Frame == null)
{
return(null);
}
if (!Frames.Contains(Frame))
{
return(null);
}
int i = Frames.IndexOf(Frame);
int FrameIndex = i + 1;
if (FrameIndex > Frames.Count - 1)
{
return(null);
}
return(Frames[FrameIndex]);
}
private async void Run()
{
try
{
var stop = new Stopwatch();
// 稳定帧回调用的时间池 |最后运行完成时间
long ticksPool = 0;
while (status is Runing)
{
stop.Restart();
//删除帧
Frames.RemoveAll(p =>
{
if (p.IsRemove)
{
p.Cancel();
return(true);
}
else
{
return(false);
}
});
//添加帧
if (AddFrames.Count > 0)
{
foreach (var frame in AddFrames)
{
if (!Frames.Contains(frame))
{
Frames.Add(frame);
}
}
AddFrames.Clear();
}
Frames.Sort((a, b) => b.Priority.CompareTo(a.Priority));
//把所有帧取出
foreach (var current in Frames)
{
try
{
if (!current.IsWaitStatus)
{
current.Run();
}
else
{
var diff_time = Convert.ToInt32((DateTime.Now.Ticks - current.LastTicks) / 10000);
if (await current.Into(diff_time) == -99999)
{
current.Reset();
}
}
}
catch (Exception er)
{
logger?.LogError(er, "run frame error");
}
}
var elapsedtick = stop.ElapsedTicks;
ticksPool += elapsedtick;
//等待时间
int waitMs;
if (ticksPool > AverageTick)
{
ticksPool -= AverageTick;
waitMs = 0;
}
else
{
waitMs = (int)(AverageTick - elapsedtick) / 10000;
}
await Task.Delay(waitMs);
}
Interlocked.CompareExchange(ref status, Idle, Stoping);
}
catch (Exception ex)
{
logger?.LogError(ex, "SynFrameScheduler Error");
}
}
public List <Closure> FindRulesets(Selector selector)
{
return(Frames.Select(frame => frame.Find(this, selector, null))
.Where(f => !f.Any(c => Frames.Contains(c.Ruleset)))
.FirstOrDefault(r => r.Count != 0));
}
