/*serialization of entire list. generates code like:
*
* static public void WriteStructBuf(NetworkWriter writer, SyncListBuf items)
* {
* ushort count = (ushort)items.Count;
* writer.Write(count);
* for (ushort i=0; i < count; i++)
* {
* items.SerializeItem(writer, items.GetItem(i));
* }
* }
*/
void GenerateWriteFunc(MethodReference writeItemFunc)
{
var functionName = "_WriteStruct" + m_TypeDef.GetElementType().Name + "_";
if (m_TypeDef.DeclaringType != null)
{
functionName += m_TypeDef.DeclaringType.Name;
}
else
{
functionName += "None";
}
// create new writer for this type
MethodDefinition writerFunc = new MethodDefinition(functionName,
MethodAttributes.Public |
MethodAttributes.Static |
MethodAttributes.HideBySig,
Weaver.voidType);
writerFunc.Parameters.Add(new ParameterDefinition("writer", ParameterAttributes.None, Weaver.scriptDef.MainModule.ImportReference(Weaver.NetworkWriterType)));
writerFunc.Parameters.Add(new ParameterDefinition("value", ParameterAttributes.None, Weaver.scriptDef.MainModule.ImportReference(m_TypeDef)));
writerFunc.Body.Variables.Add(new VariableDefinition(Weaver.uint16Type));
writerFunc.Body.Variables.Add(new VariableDefinition(Weaver.uint16Type));
writerFunc.Body.InitLocals = true;
ILProcessor worker = writerFunc.Body.GetILProcessor();
worker.Append(worker.Create(OpCodes.Ldarg_1));
// call the generic Count from the base class
var getCount = Weaver.ResolveMethod(Weaver.SyncListStructType, "get_Count");
var getCountTyped = Helpers.MakeHostInstanceGeneric(getCount, m_ItemType);
worker.Append(worker.Create(OpCodes.Callvirt, getCountTyped));
worker.Append(worker.Create(OpCodes.Stloc_0));
worker.Append(worker.Create(OpCodes.Ldarg_0));
worker.Append(worker.Create(OpCodes.Ldloc_0));
worker.Append(worker.Create(OpCodes.Callvirt, Weaver.NetworkWriteUInt16));
worker.Append(worker.Create(OpCodes.Ldc_I4_0));
worker.Append(worker.Create(OpCodes.Stloc_1));
var loopCheckLabel = worker.Create(OpCodes.Nop);
worker.Append(worker.Create(OpCodes.Br, loopCheckLabel));
//loop start
var loopStartLabel = worker.Create(OpCodes.Nop);
worker.Append(loopStartLabel);
worker.Append(worker.Create(OpCodes.Ldarg_1));
worker.Append(worker.Create(OpCodes.Ldarg_0));
worker.Append(worker.Create(OpCodes.Ldarg_1));
worker.Append(worker.Create(OpCodes.Ldloc_1));
// call the generic [] from the base class
var getItem = Weaver.ResolveMethod(Weaver.SyncListStructType, "GetItem");
var getItemTyped = Helpers.MakeHostInstanceGeneric(getItem, m_ItemType);
worker.Append(worker.Create(OpCodes.Callvirt, getItemTyped));
worker.Append(worker.Create(OpCodes.Callvirt, writeItemFunc));
worker.Append(worker.Create(OpCodes.Ldloc_1));
worker.Append(worker.Create(OpCodes.Ldc_I4_1));
worker.Append(worker.Create(OpCodes.Add));
worker.Append(worker.Create(OpCodes.Conv_U2));
worker.Append(worker.Create(OpCodes.Stloc_1));
worker.Append(loopCheckLabel);
worker.Append(worker.Create(OpCodes.Ldloc_1));
worker.Append(worker.Create(OpCodes.Ldloc_0));
worker.Append(worker.Create(OpCodes.Blt, loopStartLabel));
worker.Append(worker.Create(OpCodes.Ret));
Weaver.RegisterWriteFunc(m_TypeDef.FullName, writerFunc);
}
