C++ SmartScriptTable::GetScriptSystem方法代码示例

void CScriptRMI::OnPostInitClient( uint16 channelId, IEntity * pEntity )
{
	SmartScriptTable server;
	SmartScriptTable entity = pEntity->GetScriptTable();

	if (!entity.GetPtr())
		return;

	if (!entity->GetValue( "Server", server ) || !server.GetPtr())
		return;

	IScriptSystem * pSystem = entity->GetScriptSystem();
	if ((server->GetValueType( "OnPostInitClient" ) == svtFunction) &&
		pSystem->BeginCall( server, "OnPostInitClient" ))
	{
		pSystem->PushFuncParam( entity );
		pSystem->PushFuncParam( channelId );
		pSystem->EndCall();
	}
}

// setup the meta-table for synched variables
bool CScriptRMI::BuildSynchTable( SmartScriptTable vars, SmartScriptTable cls, const char * name )
{
	IScriptSystem * pSS = vars->GetScriptSystem();
	SmartScriptTable synched( pSS );
	SmartScriptTable defaultValues( pSS );

	// TODO: Improve
	IScriptTable::SUserFunctionDesc fd;
	fd.pFunctor = functor_ret( SynchedNewIndexFunction );
	fd.sFunctionName = "__newindex";
	fd.sGlobalName = "<net-dispatch>";
	fd.sFunctionParams = "(...)";
	synched->AddFunction( fd );

	std::vector<SSynchedPropertyInfo> properties;

	IScriptTable::Iterator iter = vars->BeginIteration();
	while (vars->MoveNext(iter))
	{
		if (iter.sKey)
		{
			int type;
			if (!vars->GetValue(iter.sKey, type))
			{
				vars->EndIteration(iter);
				pSS->RaiseError( "No type for %s", iter.sKey );
				return false;
			}
			size_t len = strlen(iter.sKey);
			if (len > MaxSynchedPropertyNameLength)
			{
				vars->EndIteration(iter);
				pSS->RaiseError( "Synched var name '%s' too long (max is %d)",
					iter.sKey, (int)MaxSynchedPropertyNameLength );
				return false;
			}
			SSynchedPropertyInfo info;
			strcpy( info.name, iter.sKey );
			info.type = (EScriptSerializeType) type;
			properties.push_back( info );

			if (info.type == eSST_String)
				defaultValues->SetValue( iter.sKey, "" );
			else
				defaultValues->SetValue( iter.sKey, 0 );
		}
	}
	vars->EndIteration( iter );

	if (properties.empty())
		return true;

	fd.pFunctor = NULL;
	fd.pUserDataFunc = SerializeFunction;
	fd.nDataSize = sizeof(SSynchedPropertyInfo) * properties.size();
	fd.pDataBuffer = &properties[0];
	fd.sFunctionName = SERIALIZE_FUNCTION;
	fd.sFunctionParams = "(...)";
	fd.sGlobalName = "<net-dispatch>";
	synched->AddFunction( fd );

	cls->SetValue( SERVER_SYNCHED_FIELD, synched );
	cls->SetValue( "synched", defaultValues );

	return true;
}

// build a script dispatch table - this table is the metatable for all
// dispatch proxy tables used (onClient, allClients, otherClients)
bool CScriptRMI::BuildDispatchTable( 
	SmartScriptTable methods, 
	SmartScriptTable classMethodTable, 
	SmartScriptTable cls, 
	const char * name )
{
	IScriptSystem * pSS = methods->GetScriptSystem();
	SmartScriptTable dispatch( pSS );

	uint8 funcID = 0;

	IScriptTable::SUserFunctionDesc fd;
	SFunctionInfo info;

	IScriptTable::Iterator iter = methods->BeginIteration();
	while (methods->MoveNext(iter))
	{
		if (iter.sKey)
		{
			const char * function = iter.sKey;

			if (strlen(function)>=2 && function[0] == '_' && function[1] == '_')
			{
				methods->EndIteration(iter);
				pSS->RaiseError( "In Net.Expose: can't expose functions beginning with '__' (function was %s)",
					function );
				return false;
			}

			SmartScriptTable specTable;
			if (!methods->GetValue(function, specTable))
			{
				methods->EndIteration(iter);
				pSS->RaiseError( "In Net.Expose: function %s entry is not a table (in %s)", 
					function, name );
				return false;
			}

			// fetch format
			int count = specTable->Count();
			if (count < 1)
			{
				methods->EndIteration(iter);
				pSS->RaiseError( "In Net.Expose: function %s entry is an empty table (in %s)", 
					function, name );
				return false;
			}
			else if (count-1 > MaxRMIParameters)
			{
				methods->EndIteration(iter);
				pSS->RaiseError( "In Net.Expose: function %s has too many parameters (%d) (in %s)", 
					function, count-1, name );
				return false;
			}
			int tempReliability;
			if (!specTable->GetAt(1, tempReliability) || tempReliability < 0 || tempReliability >= eNRT_NumReliabilityTypes)
			{
				methods->EndIteration(iter);
				pSS->RaiseError( "In Net.Expose: function %s has invalid reliability type %d (in %s)", 
					function, tempReliability, name );
				return false;
			}
			ENetReliabilityType reliability = (ENetReliabilityType) tempReliability;
			if (!specTable->GetAt(2, tempReliability) || tempReliability < 0 || tempReliability >= eRAT_NumAttachmentTypes)
			{
				methods->EndIteration(iter);
				pSS->RaiseError( "In Net.Expose: function %s has invalid attachment type %d (in %s)", 
					function, tempReliability, name );
			}
			ERMIAttachmentType attachment = (ERMIAttachmentType) tempReliability;
			string format;
			format.reserve(count-1);
			for (int i=3; i<=count; i++)
			{
				int type = 666;
				if (!specTable->GetAt( i, type ) || type<-128 || type>127)
				{
					methods->EndIteration(iter);
					pSS->RaiseError( "In Net.Expose: function %s has invalid serialization policy %d at %d (in %s)", 
						function, type, i, name );
					return false;
				}
				format.push_back( (char) type );
			}

			CRY_ASSERT( format.length() <= MaxRMIParameters );
			strcpy( info.format, format.c_str() );
			info.funcID = funcID;
			info.reliability = reliability;
			info.attachment = attachment;

			fd.pUserDataFunc = ProxyFunction;
			fd.sFunctionName = function;
			fd.nDataSize = sizeof(SFunctionInfo);
			fd.pDataBuffer = &info;
			fd.sGlobalName = "<net-dispatch>";
			fd.sFunctionParams = "(...)";

//.........这里部分代码省略.........