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Cache sync hash functions per actor for faster sync calculations.

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Caching the result of the function lookup allows the actor to calculate all the sync hashes for its syncable traits faster as it does not need to repeat the lookup each time.
This commit is contained in:
RoosterDragon
2016-01-30 00:36:20 +00:00
parent eb3be990a6
commit dc37574494
4 changed files with 46 additions and 26 deletions
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18
OpenRA.Game/Sync.cs
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@@ -26,14 +26,20 @@ namespace OpenRA
public static class Sync
{
static Cache<Type, Func<object, int>> hashFuncCache = new Cache<Type, Func<object, int>>(t => GenerateHashFunc(t));
static readonly ConcurrentCache<Type, Func<object, int>> HashFunctions =
new ConcurrentCache<Type, Func<object, int>>(GenerateHashFunc);
public static int CalculateSyncHash(object obj)
internal static Func<object, int> GetHashFunction(ISync sync)
{
return hashFuncCache[obj.GetType()](obj);
return HashFunctions[sync.GetType()];
}
static Dictionary<Type, MethodInfo> hashFunctions = new Dictionary<Type, MethodInfo>()
internal static int Hash(ISync sync)
{
return GetHashFunction(sync)(sync);
}
static readonly Dictionary<Type, MethodInfo> CustomHashFunctions = new Dictionary<Type, MethodInfo>()
{
{ typeof(int2), ((Func<int2, int>)HashInt2).Method },
{ typeof(CPos), ((Func<CPos, int>)HashCPos).Method },
@@ -50,8 +56,8 @@ namespace OpenRA
static void EmitSyncOpcodes(Type type, ILGenerator il)
{
if (hashFunctions.ContainsKey(type))
il.EmitCall(OpCodes.Call, hashFunctions[type], null);
if (CustomHashFunctions.ContainsKey(type))
il.EmitCall(OpCodes.Call, CustomHashFunctions[type], null);
else if (type == typeof(bool))
{
var l = il.DefineLabel();