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rto值计算fix #16

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Merged
merged 1 commit into from
Jul 11, 2020
Merged

rto值计算fix #16

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7 changes: 4 additions & 3 deletions KCP/KCP.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -432,18 +432,19 @@ void update_ack(Int32 rtt)
else
{
Int32 delta = (Int32)((UInt32)rtt - rx_srtt);
rx_srtt += (UInt32)(delta >> 3);
if (0 > delta) delta = -delta;

if (rtt < rx_srtt - rx_rttval)
{
// if the new RTT sample is below the bottom of the range of
// what an RTT measurement is expected to be.
// give an 8x reduced weight versus its normal weighting
rx_rttval += ((uint)delta - rx_rttval) >> 5;
// give an 8x reduced weight versus its normal weighting
rx_rttval += (uint)((delta - rx_rttval) >> 5);
}
else
{
rx_rttval += ((uint)delta - rx_rttval) >> 2;
rx_rttval += (uint)((delta - rx_rttval) >> 2);
}
}

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