Added some multiplayer code to the server

libs/common/client_entry.hpp

@@ -27,7 +27,6 @@
 struct ClientEntry {
 	int index;
 	IPaddress address;
-	int playerIndex;
 };
 
 #endif

libs/common/packet.hpp

@@ -45,7 +45,9 @@ enum class Type {
 
 	SYNCHRONIZE = 8,
 
-	PLAYER = 9,
+	PLAYER_NEW = 9,
+	PLAYER_DELETE = 10,
+	PLAYER_UPDATE = 11,
 };
 
 struct Metadata {
@@ -90,11 +92,28 @@ struct Synchronize {
 	Metadata meta;
 };
 
-struct Player {
+struct PlayerNew {
 	Metadata meta;
-	//player data
+	int playerIndex;
+	int clientIndex;
+	char handle[PACKET_STRING_SIZE];
+	char avatar[PACKET_STRING_SIZE];
+	//TODO Playerdata
 };
 
+struct PlayerDelete {
+	Metadata meta;
+	int playerIndex;
+	int clientIndex;
+};
+
+struct PlayerUpdate {
+	Metadata meta;
+	int playerIndex;
+	int clientIndex;
+	Vector2 position;
+	Vector2 motion;
+};
 
 union Packet {
 	Packet() {
@@ -114,7 +133,9 @@ union Packet {
 
 	Synchronize sync;
 
-	Player player;
+	PlayerNew playerNew;
+	PlayerDelete playerDelete;
+	PlayerUpdate playerUpdate;
 
 #ifdef DEBUG
 	char buffer[1024];

libs/common/server_entry.hpp

@@ -29,6 +29,7 @@
 struct ServerEntry {
 	std::string name;
 	IPaddress address;
+	//TODO: player count
 };
 
 #endif

server/server_application.cpp

@@ -165,24 +165,34 @@ int ServerApplication::HandlePacket(Packet::Packet p) {
 		case Packet::Type::DISCONNECT:
 			HandleDisconnection(p.disconnect);
 		break;
-//		case PacketType::SYNCHRONIZE:
-//			//
-//		break;
-//		case PacketType::PLAYER_NEW:
-//			//
-//		break;
-//		case PacketType::PLAYER_DELETE:
-//			//
-//		break;
-//		case PacketType::PLAYER_MOVE:
+//		case Packet::Type::SYNCHRONIZE:
 //			//
 //		break;
+		case Packet::Type::PLAYER_NEW:
+			AddPlayer(p.playerNew);
+			RelayPacket(p);
+		break;
+		case Packet::Type::PLAYER_DELETE:
+			DeletePlayer(p.playerDelete);
+			RelayPacket(p);
+		break;
+		case Packet::Type::PLAYER_UPDATE:
+			UpdatePlayer(p.playerUpdate);
+			RelayPacket(p);
+		break;
 		default:
 			throw(runtime_error("Failed to recognize the packet type: " + itos(int(p.meta.type))));
 	}
 	return 1;
 }
 
+void ServerApplication::RelayPacket(Packet::Packet& p) {
+	//pump this packet to all clients
+	for (auto it : clients) {
+		netUtil->Send(&it.second.address, &p, sizeof(Packet::Packet));
+	}
+}
+
 void ServerApplication::HandleBroadcast(Packet::BroadcastRequest& bcast) {
 	//respond to a broadcast request with the server's data
 	Packet::Packet p;
@@ -193,21 +203,26 @@ void ServerApplication::HandleBroadcast(Packet::BroadcastRequest& bcast) {
 }
 
 void ServerApplication::HandleConnection(Packet::JoinRequest& request) {
-	//create the containers
-	ClientEntry client = {uniqueIndex++, request.meta.address};
+	//create the entries
+	ClientEntry newClient = {
+		uniqueIndex++,
+		request.meta.address
+	};
 
 	//push this information
-	clients[client.index] = client;
+	clients[newClient.index] = newClient;
 
 	//send the player their information
 	Packet::Packet p;
 	p.meta.type = Packet::Type::JOIN_RESPONSE;
-	p.joinResponse.clientIndex = client.index;
-	//TODO: resource list
-	netUtil->Send(&client.address, &p, sizeof(Packet::Packet));
+	p.joinResponse.clientIndex = newClient.index;
 
-	//pretty
-	cout << "New connection: index " << client.index << endl;
+	//TODO: resource list
+
+	netUtil->Send(&newClient.address, &p, sizeof(Packet::Packet));
+
+	//debugging
+	cout << "New connection: index " << newClient.index << endl;
 	cout << "number of clients: " << clients.size() << endl;
 }
 
@@ -216,9 +231,39 @@ void ServerApplication::HandleDisconnection(Packet::Disconnect& disconnect) {
 	netUtil->Send(&clients[disconnect.clientIndex].address, &disconnect, sizeof(Packet::Packet));
 	clients.erase(disconnect.clientIndex);
 
-	//remove the player...
+	//TODO remove the player...
+	//remove if(...)
 
-	//pretty
+	//debugging
 	cout << "Lost connection: index " << disconnect.clientIndex << endl;
 	cout << "number of clients: " << clients.size() << endl;
-}
+}
+
+void ServerApplication::AddPlayer(Packet::PlayerNew& playerNew) {
+	//add the player
+	PlayerEntry newPlayer = {
+		uniqueIndex++,
+		playerNew.clientIndex,
+		playerNew.handle,
+		playerNew.avatar,
+		{0,0},
+		{0,0}
+	};
+
+	players[newPlayer.index] = newPlayer;
+
+	//prep for relay
+	playerNew.playerIndex = newPlayer.index;
+
+	//debugging
+	cout << "New player " << newPlayer.handle << "Has joined the game" << endl;
+	cout << "Number of players: " << players.size() << endl;
+}
+
+void ServerApplication::DeletePlayer(Packet::PlayerDelete& playerDelete) {
+	//TODO remove a player
+}
+
+void ServerApplication::UpdatePlayer(Packet::PlayerUpdate& playerUpdate) {
+	//TODO update a player
+}

server/server_application.hpp

@@ -38,6 +38,7 @@
 
 #include <map>
 #include <string>
+#include <algorithm>
 
 class ServerApplication {
 public:
@@ -54,11 +55,17 @@ private:
 	void UpdateWorld(double delta);
 
 	//network loop
-	int HandlePacket(Packet::Packet p);
+	int HandlePacket(Packet::Packet);
+	void RelayPacket(Packet::Packet&);
+
 	void HandleBroadcast(Packet::BroadcastRequest&);
 	void HandleConnection(Packet::JoinRequest&);
 	void HandleDisconnection(Packet::Disconnect&);
 
+	void AddPlayer(Packet::PlayerNew&);
+	void DeletePlayer(Packet::PlayerDelete&);
+	void UpdatePlayer(Packet::PlayerUpdate&);
+
 	//services
 	ConfigUtility* configUtil = Singleton<ConfigUtility>::Get();
 	UDPNetworkUtility* netUtil = Singleton<UDPNetworkUtility>::Get();