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Added packet loss logic for multiple clients.

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Changed packet class to fit our needs.
This commit is contained in:
Jocke
2016-01-20 13:43:11 +01:00
parent 85523343b2
commit f52cddb445
6 changed files with 58 additions and 28 deletions
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src/Engine/Network/Server.cpp
+32 -14
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@@ -16,7 +16,7 @@ void Server::Start(World* world, EventBroker* eventBroker)
// Subscribe to events
EVENT_SUBSCRIBE_MEMBER(m_EInputCommand, &Server::OnInputCommand);
for (size_t i = 0; i < MAXCONNECTIONS; i++) {
m_StopTimes[i] = std::clock();
m_PlayerDefinitions[i].StopTime = std::clock();
}
LOG_INFO("I am Server. BIP BOP\n");
}
@@ -66,7 +66,7 @@ void Server::parseMessageType(Packet& packet)
// Read packet ID
m_PreviousPacketID = m_PacketID; // Set previous packet id
m_PacketID = packet.ReadPrimitive<int>(); //Read new packet id
//IdentifyPacketLoss();
//identifyPacketLoss();
switch (static_cast<MessageType>(messageType)) {
case MessageType::Connect:
parseConnect(packet);
@@ -126,6 +126,7 @@ void Server::broadcast(Packet& packet)
{
for (int i = 0; i < MAXCONNECTIONS; ++i) {
if (m_PlayerDefinitions[i].Endpoint.address() != boost::asio::ip::address()) {
packet.ChangePacketID(m_PlayerDefinitions[i].PacketID);
send(packet, i);
}
}
@@ -137,7 +138,7 @@ void Server::sendSnapshot()
// Should time this
std::unordered_map<std::string, ComponentPool*> worldComponentPools = m_World->GetComponentPools();
for (auto& it : worldComponentPools) {
Packet packet(MessageType::Snapshot, m_SendPacketID);
Packet packet(MessageType::Snapshot);
ComponentPool* componentPool = it.second;
ComponentInfo componentInfo = componentPool->ComponentInfo();
// Component Type
@@ -166,12 +167,12 @@ void Server::sendPing()
// Prints connected players ping
for (size_t i = 0; i < MAXCONNECTIONS; i++) {
if (m_PlayerDefinitions[i].Endpoint.address() != boost::asio::ip::address()) {
int ping = 1000 * (m_StopTimes[i] - m_StartPingTime) / static_cast<double>(CLOCKS_PER_SEC);
LOG_INFO("Last packetID received %i: Player %i's ping: %i", m_PacketID, i, ping);
int ping = 1000 * (m_PlayerDefinitions[i].StopTime - m_StartPingTime) / static_cast<double>(CLOCKS_PER_SEC);
LOG_INFO("Last packetID received %i: Player %i's ping: %i", m_PlayerDefinitions[i].PacketID, i, ping);
}
}
// Create ping message
Packet packet(MessageType::ServerPing, m_SendPacketID);
Packet packet(MessageType::ServerPing);
packet.WriteString("Ping from server");
// Time message
m_StartPingTime = std::clock();
@@ -187,8 +188,8 @@ void Server::checkForTimeOuts()
for (size_t i = 0; i < MAXCONNECTIONS; i++) {
if (m_PlayerDefinitions[i].Endpoint.address() != boost::asio::ip::address()) {
int stopPing = 1000 * m_StopTimes[i]
/ static_cast<double>(CLOCKS_PER_SEC);
int stopPing = 1000 * m_PlayerDefinitions[i].StopTime /
static_cast<double>(CLOCKS_PER_SEC);
if (startPing > stopPing + timeOutTimeMs) {
LOG_INFO("Player %i timed out!", i);
disconnect(i);
@@ -206,6 +207,7 @@ void Server::disconnect(int i)
m_PlayerDefinitions[i].Endpoint = boost::asio::ip::udp::endpoint();
m_PlayerDefinitions[i].EntityID = -1;
m_PlayerDefinitions[i].Name = "";
m_PlayerDefinitions[i].PacketID = 0;
}
void Server::parseOnInputCommand(Packet& packet)
@@ -259,19 +261,20 @@ void Server::parseConnect(Packet& packet)
m_PlayerDefinitions[i].EntityID = createPlayer();
m_PlayerDefinitions[i].Endpoint = m_ReceiverEndpoint;
m_PlayerDefinitions[i].Name = packet.ReadString();
m_PlayerDefinitions[i].PacketID = 0;
m_StopTimes[i] = std::clock();
m_PlayerDefinitions[i].StopTime = std::clock();
LOG_INFO("Player \"%s\" connected on IP: %s", m_PlayerDefinitions[i].Name.c_str(), m_PlayerDefinitions[i].Endpoint.address().to_string().c_str());
// Send a message to the player that connected
Packet packet(MessageType::Connect, m_SendPacketID);
Packet packet(MessageType::Connect, m_PlayerDefinitions[i].PacketID);
packet.WritePrimitive<int>(i); // Player ID
packet.WritePrimitive<EntityID>(m_PlayerDefinitions[i].EntityID); // Entity ID
send(packet, i);
// Send notification that a player has connected
Packet notificationPacket(MessageType::PlayerConnected, m_PacketID);
Packet notificationPacket(MessageType::PlayerConnected);
broadcast(notificationPacket);
break;
@@ -294,17 +297,21 @@ void Server::parseDisconnect()
void Server::parseClientPing()
{
LOG_INFO("%i: Parsing ping", m_PacketID);
int playerID = GetPlayerIDFromEndpoint(m_ReceiverEndpoint);
if (playerID == -1) {
return;
}
// Return ping
Packet packet(MessageType::ClientPing, m_SendPacketID);
Packet packet(MessageType::ClientPing, m_PlayerDefinitions[playerID].PacketID);
packet.WriteString("Ping received");
send(packet); // This dosen't work for multiple users
send(packet);
}
void Server::parseServerPing()
{
for (int i = 0; i < MAXCONNECTIONS; i++) {
if (m_PlayerDefinitions[i].Endpoint.address() == m_ReceiverEndpoint.address()) {
m_StopTimes[i] = std::clock();
m_PlayerDefinitions[i].StopTime = std::clock();
break;
}
}
@@ -331,6 +338,17 @@ EntityID Server::createPlayer()
return entityID;
}
int Server::GetPlayerIDFromEndpoint(boost::asio::ip::udp::endpoint endpoint)
{
for (int i = 0; i < MAXCONNECTIONS; i++) {
if (m_PlayerDefinitions[i].Endpoint.address() == endpoint.address() &&
m_PlayerDefinitions[i].Endpoint.port() == endpoint.port()) {
return i;
}
}
return -1;
}
bool Server::OnInputCommand(const Events::InputCommand & e)
{
//LOG_INFO("Server::OnInputCommand: Command is %s. Value is %f. PlayerID is %i.", e.Command.c_str(), e.Value, e.PlayerID);