private void UpdateRoundTripTime(int roundTripTime)
{
//Calc average round trip time
_rtt += roundTripTime;
_rttCount++;
_avgRtt = _rtt / _rttCount;
//flowmode 0 = fastest
//flowmode max = lowest
if (_avgRtt < _peerListener.GetStartRtt(_currentFlowMode - 1))
{
if (_currentFlowMode <= 0)
{
//Already maxed
return;
}
_goodRttCount++;
if (_goodRttCount > NetConstants.FlowIncreaseThreshold)
{
_goodRttCount = 0;
_currentFlowMode--;
NetUtils.DebugWrite("[PA]Increased flow speed, RTT: {0}, PPS: {1}", _avgRtt, _peerListener.GetPacketsPerSecond(_currentFlowMode));
}
}
else if (_avgRtt > _peerListener.GetStartRtt(_currentFlowMode))
{
_goodRttCount = 0;
if (_currentFlowMode < _peerListener.GetMaxFlowMode())
{
_currentFlowMode++;
NetUtils.DebugWrite("[PA]Decreased flow speed, RTT: {0}, PPS: {1}", _avgRtt, _peerListener.GetPacketsPerSecond(_currentFlowMode));
}
}
//recalc resend delay
double avgRtt = _avgRtt;
if (avgRtt <= 0.0)
{
avgRtt = 0.1;
}
_resendDelay = 25 + (avgRtt * 2.1); // 25 ms + double rtt
}