private void FixedUpdateCoroutine(CoroutineContext ctx)
{
ctx.fixedUpdateCnt++;
var curr = ctx.Current;
if (curr is WaitForFixedUpdate)
{
if (ctx.initFixFrame)
{
ctx.initFixFrame = false;
}
else
{
var s = ctx.MoveNext();
if (!s)
{
_ctxList.Remove(ctx);
}
}
}
ctx.initFixFrame = false;
}
private void UpdateCoroutine(CoroutineContext ctx)
{
ctx.updateCnt++;
var curr = ctx.Current;
if (curr is WaitForEndOfFrame)
{
if (ctx.initFrame)
{
ctx.initFrame = false;
}
else
{
var s = ctx.MoveNext();
if (!s)
{
_ctxList.Remove(ctx);
}
}
}
else if (curr is WaitForSeconds)
{
if (CheckWaitForSecondsDone(ctx, curr as WaitForSeconds))
{
var s = ctx.MoveNext();
if (!s)
{
_ctxList.Remove(ctx);
}
}
}
else if (curr is WaitForSecondsRealtime)
{
if (Time.realtimeSinceStartup - ctx.frameRealTime >= (curr as WaitForSecondsRealtime).waitTime)
{
var s = ctx.MoveNext();
if (!s)
{
_ctxList.Remove(ctx);
}
}
}
else if (curr is AsyncOperation)
{
if ((curr as AsyncOperation).isDone)
{
var s = ctx.MoveNext();
if (!s)
{
_ctxList.Remove(ctx);
}
}
}
else if (curr is CustomYieldInstruction)
{
if (!(curr as CustomYieldInstruction).keepWaiting)
{
var s = ctx.MoveNext();
if (!s)
{
_ctxList.Remove(ctx);
}
}
}
else if (curr is CoroutineContextHandle)
{
var node = FindNode((curr as CoroutineContextHandle).Id);
if (node == null)
{
var s = ctx.MoveNext();
if (!s)
{
_ctxList.Remove(ctx);
}
}
else if (node.Value.isDone)
{
_ctxList.Remove(ctx);
}
}
else if (curr is WaitForFixedUpdate)
{
}
else if (curr == null || curr.GetType().IsValueType)
{
var s = ctx.MoveNext();
if (!s)
{
_ctxList.Remove(ctx);
}
}
else
{
Debug.LogError("不支持的yield类型:" + curr.GetType().ToString());
}
ctx.initFrame = false;
if (!(curr is WaitForSeconds))
{
ctx.frameTime = Time.time;
}
if (!(curr is WaitForSecondsRealtime))
{
ctx.frameRealTime = Time.realtimeSinceStartup;
}
}
//执行协程的一帧，凡是yield return的位置，至少要等一帧
private void YieldDo(CoroutineContext context)
{
//主动暂停
if (context.IsSuspended)
{
return;
}
//等待事件
if (context.IsWaitForEvent)
{
return;
}
context.Yield = null;
try
{
//当前协程执行完毕
if (!context.MoveNext())
{
context.IsDisposed = true;
context.Callback();
return;
}
}
catch (Exception e)
{
context.IsDisposed = true;
try
{
OnException?.Invoke(context.Handle, e);
}
catch (Exception)
{
//todo 处理异常
}
return;
}
var obj = context.Current;
if (obj is IEnumerator enumerator)
{
obj = new WaitForCoroutine(StartCoroutine(enumerator));
}
if (obj is ICoroutineYieldNeedInit yield)
{
yield.Init(timeGetter);
}
if (obj is WaitForMilliseconds coroutineTimer)
{
context.IsInTimer = true;
timerManager.StartTimer(now + coroutineTimer.After, () =>
{
context.IsInTimer = false;
coroutines.Add(context);
});
return;
}
if (obj is ICoroutineYield coroutineYield)
{
context.Yield = coroutineYield;
return;
}
throw new CoroutineException($"Cannot use type {obj.GetType()} in yield.");
}