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Added comment explaining obscure folding syntax in NetPlayServer.cpp

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Sage King 2022-08-07 16:56:13 -06:00
parent a12099404e
commit 978b6a8724
1 changed files with 2 additions and 0 deletions
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Source/Core/Core/NetPlayServer.cpp
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@ -2078,6 +2078,7 @@ void NetPlayServer::SendResponseToPlayer(const Client& player, const MessageID m
{ {
sf::Packet response; sf::Packet response;
response << message_id; response << message_id;
// this is a C++17 fold expression used to call the << operator for all of the data
(response << ... << std::forward<Data>(data_to_send)); (response << ... << std::forward<Data>(data_to_send));
Send(player.socket, response); Send(player.socket, response);
@ -2088,6 +2089,7 @@ void NetPlayServer::SendResponseToAllPlayers(const MessageID message_id, Data&&.
{ {
sf::Packet response; sf::Packet response;
response << message_id; response << message_id;
// this is a C++17 fold expression used to call the << operator for all of the data
(response << ... << std::forward<Data>(data_to_send)); (response << ... << std::forward<Data>(data_to_send));
SendToClients(response); SendToClients(response);