private static Func <object, MyClientInfo> GenerateAllocateClientInfo()
{
var clientDataType = Type.GetType(ClientData.InternalTypeName);
if (clientDataType == null)
{
throw new InvalidOperationException("Couldn't find " +
ClientData.InternalTypeName);
}
var ctor = typeof(MyClientInfo).GetConstructor(BindingFlags.NonPublic | BindingFlags.Instance, null,
new[] { clientDataType }, null);
if (ctor == null)
{
throw new InvalidOperationException("Couldn't find MyClientInfo(ClientData)");
}
var meth = new DynamicMethod(nameof(AllocateClientInfo), typeof(MyClientInfo), new[] { typeof(object) },
true);
var gen = new LoggingIlGenerator(meth.GetILGenerator(), _level);
gen.EmitComment("// Start" + nameof(AllocateClientInfo));
gen.Emit(OpCodes.Ldarg_0);
gen.Emit(OpCodes.Castclass, clientDataType);
gen.Emit(OpCodes.Newobj, ctor);
gen.Emit(OpCodes.Ret);
gen.EmitComment("// End" + nameof(AllocateClientInfo));
Check(meth);
return(meth.CreateDelegate <Func <object, MyClientInfo> >());
}
private static Action <object> GenerateCachingIslandDataApplyRemovals()
{
var type = Type.GetType(_clientDataIsland);
if (type == null)
{
throw new InvalidOperationException("Couldn't find " + _clientDataIsland);
}
var cacheType = typeof(CachingHashSet <>).MakeGenericType(type);
var backing = cacheType.GetMethod("ApplyRemovals", BindingFlags.Instance | BindingFlags.Public);
if (backing == null)
{
throw new InvalidOperationException("Couldn't find ApplyRemovals");
}
var meth = new DynamicMethod(nameof(ClientDataIslandsApplyRemovals), typeof(void),
new[] { typeof(object) }, true);
var gen = new LoggingIlGenerator(meth.GetILGenerator(), _level);
gen.EmitComment("// Start " + meth.Name);
gen.Emit(OpCodes.Ldarg_0);
gen.Emit(OpCodes.Castclass, cacheType);
gen.Emit(OpCodes.Callvirt, backing);
gen.Emit(OpCodes.Ret);
gen.EmitComment("// End " + meth.Name);
Check(meth);
return(meth.CreateDelegate <Action <object> >());
}
GenerateCreateNewCachedIsland()
{
var clientDataType = Type.GetType(ClientData.InternalTypeName);
if (clientDataType == null)
{
throw new InvalidOperationException("Couldn't fine " +
ClientData.InternalTypeName);
}
var type = Type.GetType(_clientDataIsland);
if (type == null)
{
throw new InvalidOperationException("Couldn't find " + _clientDataIsland);
}
var backing = clientDataType.GetMethod("CreateNewCachedIsland");
if (backing == null)
{
throw new InvalidOperationException("Couldn't find CreateNewCachedIsland");
}
var meth = new DynamicMethod(nameof(CreateNewCachedIsland), typeof(IslandData),
new[] { typeof(object), typeof(IMyReplicable), typeof(HashSet <IMyReplicable>), typeof(MyTimeSpan) },
true);
var gen = new LoggingIlGenerator(meth.GetILGenerator(), _level);
gen.EmitComment("// Start " + meth.Name);
gen.Emit(OpCodes.Ldarg_0);
gen.Emit(OpCodes.Castclass, clientDataType);
gen.Emit(OpCodes.Ldarg_1);
gen.Emit(OpCodes.Ldarg_2);
gen.Emit(OpCodes.Ldarg_3);
gen.Emit(OpCodes.Callvirt, backing);
var islandInternal = gen.DeclareLocal(type);
var islandExternal = gen.DeclareLocal(typeof(IslandData));
gen.Emit(OpCodes.Stloc, islandInternal);
EmitCopyAs(gen, islandInternal, islandExternal);
gen.Emit(OpCodes.Ldloc, islandExternal);
gen.Emit(OpCodes.Ret);
gen.EmitComment("// End " + meth.Name);
Check(meth);
return(meth.CreateDelegate <Func <object, IMyReplicable, HashSet <IMyReplicable>, MyTimeSpan, IslandData> >());
}
GenerateClientDataReplicableToIslandTryGetValue()
{
var type = Type.GetType(_clientDataIsland);
if (type == null)
{
throw new InvalidOperationException("Couldn't find " + _clientDataIsland);
}
var cacheType = typeof(Dictionary <,>).MakeGenericType(typeof(IMyStreamableReplicable), type);
var backing = cacheType.GetMethod("TryGetValue", BindingFlags.Instance | BindingFlags.Public);
if (backing == null)
{
throw new InvalidOperationException("Couldn't find TryGetValue");
}
var meth = new DynamicMethod(nameof(ClientDataReplicableToIslandTryGetValue), typeof(bool),
new[] { typeof(object), typeof(IMyStreamableReplicable), typeof(IslandData).MakeByRefType() }, true);
var gen = new LoggingIlGenerator(meth.GetILGenerator(), _level);
gen.EmitComment("// Start " + meth.Name);
var islandInternal = gen.DeclareLocal(type);
var islandExternal = gen.DeclareLocal(typeof(IslandData));
var tmpResult = gen.DeclareLocal(typeof(bool));
gen.Emit(OpCodes.Ldarg_0);
gen.Emit(OpCodes.Castclass, cacheType);
gen.Emit(OpCodes.Ldarg_1);
gen.Emit(OpCodes.Ldloca, islandInternal);
gen.Emit(OpCodes.Callvirt, backing);
gen.Emit(OpCodes.Stloc, tmpResult);
EmitCopyAs(gen, islandInternal, islandExternal);
gen.Emit(OpCodes.Ldarg_2);
gen.Emit(OpCodes.Ldloc, islandExternal);
gen.Emit(OpCodes.Stobj, typeof(IslandData));
gen.Emit(OpCodes.Ldloc, tmpResult);
gen.Emit(OpCodes.Ret);
gen.EmitComment("// End " + meth.Name);
Check(meth);
return((TryGetValueTemplate <IMyStreamableReplicable, IslandData>)meth.CreateDelegate(
typeof(TryGetValueTemplate <IMyStreamableReplicable, IslandData>)));
}
private static Action <object, IslandData> GenerateRemoveCachedIsland()
{
var clientDataType = Type.GetType(ClientData.InternalTypeName);
if (clientDataType == null)
{
throw new InvalidOperationException("Couldn't fine " +
ClientData.InternalTypeName);
}
var type = Type.GetType(_clientDataIsland);
if (type == null)
{
throw new InvalidOperationException("Couldn't find " + _clientDataIsland);
}
var backing = clientDataType.GetMethod("RemoveCachedIsland");
if (backing == null)
{
throw new InvalidOperationException("Couldn't find RemoveCachedIsland");
}
var meth = new DynamicMethod(nameof(RemoveCachedIsland), typeof(void),
new[] { typeof(object), typeof(IslandData) }, true);
var gen = new LoggingIlGenerator(meth.GetILGenerator(), _level);
gen.EmitComment("// Start " + meth.Name);
gen.Emit(OpCodes.Ldarg_0);
gen.Emit(OpCodes.Castclass, clientDataType);
var islandExternal = gen.DeclareLocal(typeof(IslandData));
var islandInternal = gen.DeclareLocal(type);
gen.Emit(OpCodes.Ldarg_1);
gen.Emit(OpCodes.Stloc, islandExternal);
EmitCopyAs(gen, islandExternal, islandInternal);
gen.Emit(OpCodes.Ldloc, islandInternal);
gen.Emit(OpCodes.Callvirt, backing);
gen.Emit(OpCodes.Ret);
gen.EmitComment("// End " + meth.Name);
Check(meth);
return(meth.CreateDelegate <Action <object, IslandData> >());
}
private static DynamicProxyEnumerable <IslandData> GenerateClientDataIslandsEnumerator()
{
var type = Type.GetType(_clientDataIsland);
if (type == null)
{
throw new InvalidOperationException("Couldn't find " + _clientDataIsland);
}
var meth = new DynamicMethod(nameof(ClientDataIslandsEnumerator) + "_Mapper", typeof(IslandData),
new[] { typeof(IEnumerator) }, true);
var genericEnumerator = typeof(IEnumerator <>).MakeGenericType(type);
var currentProp = genericEnumerator.GetProperty("Current");
if (currentProp == null)
{
throw new InvalidOperationException("Couldn't find Current property on " + genericEnumerator.FullName);
}
var gen = new LoggingIlGenerator(meth.GetILGenerator(), _level);
var islandInternal = gen.DeclareLocal(type);
var islandExternal = gen.DeclareLocal(typeof(IslandData));
gen.EmitComment("// Start " + meth.Name);
gen.Emit(OpCodes.Ldarg_0);
gen.Emit(OpCodes.Castclass, genericEnumerator);
gen.Emit(OpCodes.Callvirt, currentProp.GetMethod);
gen.Emit(OpCodes.Stloc, islandInternal);
EmitCopyAs(gen, islandInternal, islandExternal);
gen.Emit(OpCodes.Ldloc, islandExternal);
gen.Emit(OpCodes.Ret);
gen.EmitComment("// End " + meth.Name);
Check(meth);
return(new DynamicProxyEnumerable <IslandData>((o) => ((IEnumerable)o).GetEnumerator(),
meth.CreateDelegate <Func <IEnumerator, IslandData> >()));
}
private static void EmitCopyAs(LoggingIlGenerator gen, LocalBuilder src, LocalBuilder dst)
{
var flags = BindingFlags.Instance | BindingFlags.NonPublic | BindingFlags.Public;
Debug.Assert(src.LocalType != null, "src.LocalType != null");
Debug.Assert(dst.LocalType != null, "dst.LocalType != null");
var fields = src.LocalType.GetFields(flags);
gen.EmitComment($"Copy {src.LocalType} to {dst.LocalType}");
gen.Emit(OpCodes.Ldloca, dst);
gen.Emit(OpCodes.Initobj, dst.LocalType);
foreach (var sf in fields)
{
gen.Emit(OpCodes.Ldloca, dst);
gen.Emit(OpCodes.Ldloca, src);
var df = dst.LocalType?.GetField(sf.Name, flags);
Debug.Assert(df != null, $"{dst.LocalType}.{sf.Name} != null");
gen.Emit(OpCodes.Ldfld, sf);
gen.Emit(OpCodes.Stfld, df);
}
gen.EmitComment("EndCopy");
}
