packet is being sent and received, bare-bones ping-pong is working

client/in_game.cpp

@@ -8,12 +8,13 @@ using namespace std;
 //Public access members
 //-------------------------
 
-InGame::InGame(ConfigUtility* cUtil, SurfaceManager* sMgr) {
+InGame::InGame(ConfigUtility* cUtil, SurfaceManager* sMgr, UDPNetworkUtility* nUtil) {
 #ifdef DEBUG
 	cout << "entering InGame" << endl;
 #endif
 	configUtil = cUtil;
 	surfaceMgr = sMgr;
+	netUtil = nUtil;
 }
 
 InGame::~InGame() {

client/in_game.hpp

@@ -5,11 +5,13 @@
 
 #include "config_utility.hpp"
 #include "surface_manager.hpp"
+#include "udp_network_utility.hpp"
+#include "packet_list.hpp"
 
 class InGame : public BaseScene {
 public:
 	//Public access members
-	InGame(ConfigUtility*, SurfaceManager*);
+	InGame(ConfigUtility*, SurfaceManager*, UDPNetworkUtility*);
 	virtual ~InGame();
 
 protected:
@@ -27,8 +29,9 @@ protected:
 	virtual void KeyUp(SDL_KeyboardEvent const&);
 
 	//members
-	ConfigUtility* configUtil;
-	SurfaceManager* surfaceMgr;
+	ConfigUtility* configUtil = nullptr;
+	SurfaceManager* surfaceMgr = nullptr;
+	UDPNetworkUtility* netUtil = nullptr;
 };
 
 #endif

client/lobby.cpp

@@ -9,18 +9,24 @@ using namespace std;
 //Public access members
 //-------------------------
 
-Lobby::Lobby(ConfigUtility* cUtil, SurfaceManager* sMgr) {
+Lobby::Lobby(ConfigUtility* cUtil, SurfaceManager* sMgr, UDPNetworkUtility* nUtil) {
 #ifdef DEBUG
 	cout << "entering Lobby" << endl;
 #endif
+	//globals
 	configUtil = cUtil;
 	surfaceMgr = sMgr;
+	netUtil = nUtil;
+
+	//members
+	font.SetSurface(surfaceMgr->Get("font"));
+	pingButton.GetImage()->SetSurface(surfaceMgr->Get("button"));
+	pingButton.SetX(50);
+	pingButton.SetY(50);
 
 	//ping the network, ping the preset "phone home" servers
 	//generate the server list
 	//eventually
-
-	SetNextScene(SceneList::TESTSYSTEMS);
 }
 
 Lobby::~Lobby() {
@@ -42,11 +48,27 @@ void Lobby::FrameEnd() {
 }
 
 void Lobby::Update() {
-	//
+	Receive();
+}
+
+void Lobby::Receive() {
+	//dump to the console
+	Packet packet;
+	while(netUtil->Receive()) {
+		memcpy(&packet, netUtil->GetInData(), sizeof(Packet));
+
+		switch(packet.type) {
+			case PacketList::PONG:
+				cout << "dumping..." << endl;
+				cout << packet.pong.buffer << endl;
+			break;
+			//...
+		}
+	}
 }
 
 void Lobby::Render(SDL_Surface* const screen) {
-	//
+	pingButton.DrawTo(screen);
 }
 
 //-------------------------
@@ -70,6 +92,12 @@ void Lobby::KeyDown(SDL_KeyboardEvent const& key) {
 		case SDLK_ESCAPE:
 			QuitEvent();
 		break;
+		case SDLK_SPACE:
+			//debugging
+			Packet packet;
+			packet.type = PacketList::PING;
+			netUtil->Send("127.0.0.1", 2000, reinterpret_cast<void*>(&packet), sizeof(Packet));
+		break;
 	}
 }
 

client/lobby.hpp

@@ -5,11 +5,16 @@
 
 #include "config_utility.hpp"
 #include "surface_manager.hpp"
+#include "udp_network_utility.hpp"
+#include "packet_list.hpp"
+
+#include "raster_font.hpp"
+#include "button.hpp"
 
 class Lobby : public BaseScene {
 public:
 	//Public access members
-	Lobby(ConfigUtility*, SurfaceManager*);
+	Lobby(ConfigUtility*, SurfaceManager*, UDPNetworkUtility*);
 	virtual ~Lobby();
 
 protected:
@@ -17,6 +22,7 @@ protected:
 	virtual void FrameStart();
 	virtual void FrameEnd();
 	virtual void Update();
+	virtual void Receive();
 	virtual void Render(SDL_Surface* const);
 
 	//Event handlers
@@ -27,8 +33,12 @@ protected:
 	virtual void KeyUp(SDL_KeyboardEvent const&);
 
 	//members
-	ConfigUtility* configUtil;
-	SurfaceManager* surfaceMgr;
+	ConfigUtility* configUtil = nullptr;
+	SurfaceManager* surfaceMgr = nullptr;
+	UDPNetworkUtility* netUtil = nullptr;
+
+	RasterFont font;
+	Button pingButton;
 };
 
 #endif

client/scene_manager.cpp

@@ -33,10 +33,15 @@ SceneManager::~SceneManager() {
 }
 
 void SceneManager::Init() {
-	if (SDL_Init(SDL_INIT_VIDEO))
+	if (SDL_Init(SDL_INIT_VIDEO)) {
 		throw(std::runtime_error("Failed to initialize SDL"));
+	}
+	if (SDLNet_Init()) {
+		throw(std::runtime_error("Failed to initialize SDL_net"));
+	}
 
 	configUtil.Load("rsc/config.cfg");
+	netUtil.Open(0, sizeof(Packet));
 
 	//set the screen from the config file
 	int flags = SDL_HWSURFACE|SDL_DOUBLEBUF;
@@ -66,6 +71,7 @@ void SceneManager::Proc() {
 
 void SceneManager::Quit() {
 	UnloadScene();
+	SDLNet_Quit();
 	SDL_Quit();
 }
 
@@ -80,7 +86,7 @@ void SceneManager::LoadScene(SceneList sceneIndex) {
 		//add scene creation calls here
 #ifdef DEBUG
 		case SceneList::TESTSYSTEMS:
-			activeScene = new TestSystems(&configUtil, &surfaceMgr);
+			activeScene = new TestSystems(&configUtil, &surfaceMgr, &netUtil);
 		break;
 #endif
 
@@ -92,10 +98,10 @@ void SceneManager::LoadScene(SceneList sceneIndex) {
 			activeScene = new MainMenu(&configUtil, &surfaceMgr);
 		break;
 		case SceneList::INGAME:
-			activeScene = new InGame(&configUtil, &surfaceMgr);
+			activeScene = new InGame(&configUtil, &surfaceMgr, &netUtil);
 		break;
 		case SceneList::LOBBY:
-			activeScene = new Lobby(&configUtil, &surfaceMgr);
+			activeScene = new Lobby(&configUtil, &surfaceMgr, &netUtil);
 		break;
 
 #ifdef DEBUG

client/scene_manager.hpp

@@ -6,6 +6,8 @@
 
 #include "config_utility.hpp"
 #include "surface_manager.hpp"
+#include "udp_network_utility.hpp"
+#include "packet_list.hpp"
 
 #include "SDL/SDL.h"
 
@@ -28,6 +30,7 @@ private:
 
 	ConfigUtility configUtil;
 	SurfaceManager surfaceMgr;
+	UDPNetworkUtility netUtil;
 };
 
 #endif

client/test_systems.cpp

@@ -8,12 +8,13 @@ using namespace std;
 //Public access members
 //-------------------------
 
-TestSystems::TestSystems(ConfigUtility* cUtil, SurfaceManager* sMgr) {
+TestSystems::TestSystems(ConfigUtility* cUtil, SurfaceManager* sMgr, UDPNetworkUtility* nUtil) {
 #ifdef DEBUG
 	cout << "entering TestSystems" << endl;
 #endif
 	configUtil = cUtil;
 	surfaceMgr = sMgr;
+	netUtil = nUtil;
 
 	playerCounter = currentPlayer = 0;
 

client/test_systems.hpp

@@ -5,6 +5,8 @@
 
 #include "config_utility.hpp"
 #include "surface_manager.hpp"
+#include "udp_network_utility.hpp"
+#include "packet_list.hpp"
 
 #include "player_manager.hpp"
 #include "delta.hpp"
@@ -16,7 +18,7 @@
 class TestSystems : public BaseScene {
 public:
 	//Public access members
-	TestSystems(ConfigUtility*, SurfaceManager*);
+	TestSystems(ConfigUtility*, SurfaceManager*, UDPNetworkUtility*);
 	virtual ~TestSystems();
 
 protected:
@@ -39,8 +41,9 @@ protected:
 	void SendMessage(std::string);
 
 	//members
-	ConfigUtility* configUtil;
-	SurfaceManager* surfaceMgr;
+	ConfigUtility* configUtil = nullptr;
+	SurfaceManager* surfaceMgr = nullptr;
+	UDPNetworkUtility* netUtil = nullptr;
 
 	PlayerManager playerMgr;
 

common/packet_list.hpp

@@ -0,0 +1,96 @@
+#ifndef PACKETLIST_HPP_
+#define PACKETLIST_HPP_ 
+
+#include "vector2.hpp"
+
+#include <string>
+
+#define PACKET_STRING_SIZE 256
+
+enum class PacketList {
+	//networking systems
+	PING, PONG,
+	JOINREQUEST,
+	JOINCONFIRM,
+
+	//connections
+	NEWPLAYER,
+	DELETEPLAYER,
+
+	//play updates
+	MOTIONUPDATE,
+};
+
+//-------------------------
+//networking systems
+//-------------------------
+
+struct Ping {
+	PacketList type = PacketList::PING;
+	char buffer[PACKET_STRING_SIZE];
+};
+
+struct Pong {
+	PacketList type = PacketList::PONG;
+	char buffer[PACKET_STRING_SIZE];
+};
+
+struct JoinRequest {
+	PacketList type = PacketList::JOINREQUEST;
+	char handle[PACKET_STRING_SIZE];
+	char avatar[PACKET_STRING_SIZE];
+};
+
+struct JoinConfirm {
+	PacketList type = PacketList::JOINCONFIRM;
+	int playerID;
+};
+
+//-------------------------
+//connections
+//-------------------------
+
+struct NewPlayer {
+	PacketList type = PacketList::NEWPLAYER;
+	int playerID;
+	char handle[PACKET_STRING_SIZE];
+	char avatar[PACKET_STRING_SIZE];
+};
+
+struct DeletePlayer {
+	PacketList type = PacketList::DELETEPLAYER;
+	int playerID;
+};
+
+//-------------------------
+//play updates
+//-------------------------
+
+struct MotionUpdate {
+	PacketList type = PacketList::MOTIONUPDATE;
+	int playerID;
+	Vector2 position;
+	Vector2 motion;
+};
+
+//-------------------------
+//this state of this is great
+//-------------------------
+
+union Packet {
+	Packet() {};
+	~Packet() {};
+	PacketList type;
+	//networking systems
+	Ping ping;
+	Pong pong;
+	JoinRequest joinRequest;
+	JoinConfirm joinConfirm;
+	//connections
+	NewPlayer newPlayer;
+	DeletePlayer deletePlayer;
+	//play updates
+	MotionUpdate motionUpdate;
+};
+
+#endif

docs/TODO.txt

@@ -0,0 +1,4 @@
+Button:
+	SetImageSurface()
+	SetFontSurface()
+end

docs/networking outline.txt

@@ -46,3 +46,35 @@ UDPNetworkUtility:
 	UDPpacket packIn
 end
 
+-------------------------
+
+packet_list.hpp:
+	Ping:
+	end
+	Pong:
+	end
+	JoinRequest:
+		avatarName
+		...
+	end
+	JoinConfirm:
+		yourID
+	end
+	NewPlayer:
+		id
+		position
+		motion
+		avatarName
+	end
+	MotionUpdate:
+		id
+		position
+		motion
+	end
+	union Packet:
+		MotionUpdate
+	end
+end
+
+-------------------------
+

rsc/config.cfg

@@ -15,3 +15,5 @@ interface = rsc/graphics/interface
 #debugging
 debug = true
 avatar = elliot2.bmp
+handle = UserName
+servername = foobar

server/player.cpp

@@ -1,7 +1,10 @@
 #include "player.hpp"
 
-Player::Player(int id) : clientID(id) {
-	//
+Player::Player(int ID, int ch, std::string h, std::string a) {
+	playerID = ID;
+	channel = ch;
+	handle = h;
+	avatar = a;
 }
 
 void Player::Update(int delta) {

server/player.hpp

@@ -7,38 +7,33 @@
 
 class Player {
 public:
-	Player(int id);
-	~Player() = default;
+	Player() = default;
+	Player(int playerID, int channel, std::string handle, std::string avatar);
+	void Update(int delta);
 
-	void Update(int);
+	int SetPlayerID(int id) {return playerID = id;}
+	int GetPlayerID() const {return playerID;}
+	int SetChannel(int ch) {return channel = ch;}
+	int GetChannel() const {return channel;}
 
-	int GetClientID() const {
-		return clientID;
-	}
+	Vector2 SetPosition(Vector2 v) {return position = v;}
+	Vector2 ShiftPosition(Vector2 v) {return position += v;}
+	Vector2 GetPosition() const {return position;}
+	Vector2 SetMotion(Vector2 v) {return motion = v;}
+	Vector2 ShiftMotion(Vector2 v) {return motion += v;}
+	Vector2 GetMotion() const {return motion;}
 
-	Vector2 SetPosition(Vector2 v) {
-		return position = v;
-	}
-	Vector2 GetPosition() const {
-		return position;
-	}
-	Vector2 SetMotion(Vector2 v) {
-		return motion = v;
-	}
-	Vector2 GetMotion() const {
-		return motion;
-	}
-	std::string SetAvatarName(std::string s) {
-		return avatarName = s;
-	}
-	std::string GetAvatarName() {
-		return avatarName;
-	}
+	std::string SetAvatar(std::string s) {return avatar = s;}
+	std::string GetAvatar() const {return avatar;}
+	std::string SetHandle(std::string s) {return handle = s;}
+	std::string GetHandle() const {return handle;}
 private:
-	const int clientID;
+	int playerID = -1;
+	int channel = -1; //for networking
 	Vector2 position;
 	Vector2 motion;
-	std::string avatarName;
+	std::string avatar;
+	std::string handle;
 };
 
 #endif

server/player_manager.cpp

@@ -1,2 +1,47 @@
 #include "player_manager.hpp"
 
+PlayerManager::PlayerManager(int max) {
+	maxPlayers = max;
+}
+
+PlayerManager::~PlayerManager() {
+	DeleteAll();
+}
+
+void PlayerManager::UpdateAll(int delta) {
+	for (auto it : playerList) {
+		it->Update(delta);
+	}
+}
+
+Player* PlayerManager::New(int playerID, int channel, std::string handle, std::string avatar) {
+	Player* p = new Player(playerID, channel, handle, avatar);
+	playerList.push_back(p);
+	return p;
+}
+
+Player* PlayerManager::Get(int playerID) {
+	for (auto it : playerList) {
+		if (it->GetPlayerID() == playerID) {
+			return it;
+		}
+	}
+	return nullptr;
+}
+
+void PlayerManager::Delete(int playerID) {
+	for (auto it : playerList) {
+		if (it->GetPlayerID() == playerID) {
+			delete it;
+			playerList.remove(it);
+			return;
+		}
+	}
+}
+
+void PlayerManager::DeleteAll() {
+	for (auto it : playerList) {
+		delete it;
+	}
+	playerList.clear();
+}

server/player_manager.hpp

@@ -3,21 +3,37 @@
 
 #include "player.hpp"
 
-#include <map>
+#include <list>
 #include <string>
 
 class PlayerManager {
-public:
-	PlayerManager() = default;
-	~PlayerManager() = default;
 private:
 	//utilities
-	typedef std::map<std::string, Player*> PlayerMap;
+	typedef std::list<Player*> PlayerList;
+public:
+	PlayerManager() = default;
+	PlayerManager(int maxPlayers);
+	~PlayerManager();
+
+	void UpdateAll(int delta);
+
+	Player* New(int playerID, int channel, std::string handle, std::string avatar);
+	Player* Get(int playerID);
+	void Delete(int playerID);
+
+	void DeleteAll();
+
+	PlayerList* GetPlayerList() {
+		return &playerList;
+	}
+private:
+	//utilities
+	//...
 
 	//members
-	PlayerMap playerMap;
-	int maxPlayers;
-	int ticker;
+	PlayerList playerList;
+	int maxPlayers = 0;
+	int ticker = 0;
 };
 
 #endif

server/server.cpp

@@ -9,8 +9,8 @@ void Server::Init() {
 	if (SDLNet_Init()) {
 		throw(runtime_error("Failed to initialize SDL_net"));
 	}
-	config.Load("config.cfg");
-	netUtil.Open(config.Integer("port"), 512);
+	configUtil.Load("config.cfg");
+	netUtil.Open(configUtil.Integer("port"), sizeof(Packet));
 	running = true;
 }
 
@@ -31,18 +31,42 @@ void Server::Quit() {
 }
 
 void Server::HandleInput() {
-	while(netUtil.Receive()) {
-		cout << reinterpret_cast<char*>(netUtil.GetInData()) << endl;
-	}
 	//accept new connections
 	//accept updates from the clients
 	//read the updates from the clients into internal containers
+	Packet packet;
+	while(netUtil.Receive()) {
+		memcpy(reinterpret_cast<void*>(&packet), netUtil.GetInData(), sizeof(Packet));
+		switch(packet.type) {
+			case PacketList::PING:
+				//respond to pings with the server name
+				cout << "responding to ping..." << endl;
+				packet.type = PacketList::PONG;
+				sprintf(packet.pong.buffer, "%s",configUtil.CString("servername"));
+				netUtil.Send(&netUtil.GetInPacket()->address, reinterpret_cast<void*>(&packet), sizeof(Packet));
+			break;
+			case PacketList::JOINREQUEST:
+				//
+			break;
+			case PacketList::NEWPLAYER:
+				//
+			break;
+			case PacketList::DELETEPLAYER:
+				//
+			break;
+			case PacketList::MOTIONUPDATE:
+				//
+			break;
+		}
+	} 
 }
 
 void Server::UpdateWorld() {
 	//update internals ie.
 	//	ai
 	//	loot drops
+	delta.Calculate();
+	playerMgr.UpdateAll(delta.GetDelta());
 }
 
 void Server::HandleOutput() {

server/server.hpp

@@ -1,8 +1,12 @@
 #ifndef SERVER_HPP_
 #define SERVER_HPP_
 
-#include "udp_network_utility.hpp"
+#include "delta.hpp"
+#include "packet_list.hpp"
+
 #include "config_utility.hpp"
+#include "udp_network_utility.hpp"
+#include "player_manager.hpp"
 
 class Server {
 public:
@@ -18,8 +22,11 @@ public:
 	void HandleOutput();
 private:
 	bool running = false;
-	ConfigUtility config;
+	Delta delta;
+
+	ConfigUtility configUtil;
 	UDPNetworkUtility netUtil;
+	PlayerManager playerMgr;
 };
 
 #endif