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OrderIO performance improvement

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OrderIO, ToOrderList, skip if frame is empty,
which occurs often each client each frame.
This commit is contained in:
Vapre
2021-01-05 00:08:04 +01:00
committed by abcdefg30
parent 44b2dda585
commit fc49d6943a
1 changed files with 6 additions and 0 deletions
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6
OpenRA.Game/Network/OrderIO.cs
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@@ -16,8 +16,14 @@ namespace OpenRA.Network
{ {
public static class OrderIO public static class OrderIO
{ {
static readonly List<Order> EmptyOrderList = new List<Order>(0);
public static List<Order> ToOrderList(this byte[] bytes, World world) public static List<Order> ToOrderList(this byte[] bytes, World world)
{ {
// PERF: Skip empty order frames, often per client each frame
if (bytes.Length == 4)
return EmptyOrderList;
var ms = new MemoryStream(bytes, 4, bytes.Length - 4); var ms = new MemoryStream(bytes, 4, bytes.Length - 4);
var reader = new BinaryReader(ms); var reader = new BinaryReader(ms);
var ret = new List<Order>(); var ret = new List<Order>();