Beginnings of the netcode

.gitignore

@@ -350,4 +350,5 @@ MigrationBackup/
 .ionide/
 
 .mono
-.import
+.import
+builds

export_presets.cfg

@@ -0,0 +1,48 @@
+[preset.0]
+
+name="HTML5"
+platform="HTML5"
+runnable=true
+custom_features=""
+export_filter="all_resources"
+include_filter=""
+exclude_filter=""
+export_path=""
+patch_list=PoolStringArray(  )
+script_export_mode=1
+script_encryption_key=""
+
+[preset.0.options]
+
+vram_texture_compression/for_desktop=true
+vram_texture_compression/for_mobile=false
+html/custom_html_shell=""
+html/head_include=""
+custom_template/release=""
+custom_template/debug=""
+
+[preset.1]
+
+name="Server"
+platform="Linux/X11"
+runnable=true
+custom_features=""
+export_filter="all_resources"
+include_filter=""
+exclude_filter=""
+export_path="builds/client/godot-csharp-example.x86_64"
+patch_list=PoolStringArray(  )
+script_export_mode=1
+script_encryption_key=""
+
+[preset.1.options]
+
+texture_format/bptc=false
+texture_format/s3tc=true
+texture_format/etc=false
+texture_format/etc2=false
+texture_format/no_bptc_fallbacks=true
+binary_format/64_bits=true
+binary_format/embed_pck=true
+custom_template/release=""
+custom_template/debug=""

nodes/Game.tscn

@@ -0,0 +1,6 @@
+[gd_scene load_steps=2 format=2]
+
+[ext_resource path="res://scripts/Game.cs" type="Script" id=1]
+
+[node name="Game" type="Node"]
+script = ExtResource( 1 )

project.godot

@@ -19,6 +19,10 @@ config/name="godot-csharp-example"
 run/main_scene="res://scenes/GameWorld.tscn"
 config/icon="res://icon.png"
 
+[autoload]
+
+Game="*res://nodes/Game.tscn"
+
 [input]
 
 move_up={

scenes/GameWorld.tscn

@@ -47,4 +47,3 @@ tile_data = PoolIntArray( -131077, 0, 0, -196605, 0, 0, 131067, 0, 0, 65539, 0,
 
 [node name="Orc" parent="." instance=ExtResource( 5 )]
 position = Vector2( 40, 0 )
-[connection signal="UpdatePlayerGuiHandler" from="Player" to="PlayerGui" method="OnUpdatePlayerGui"]

scripts/Game.cs

@@ -0,0 +1,23 @@
+using Godot;
+using Network;
+
+public class Game : Node
+{
+    public static Network.Network network;
+    public override void _Ready()
+    {
+        network = new Network.Network(GetTree());
+        AddChild(network);
+        
+        if(OS.GetEnvironment("DEDICATED_SERVER") == "true" || OS.GetName() == "Server")
+        {
+            GD.Print("Attempting to start server...");
+            network.StartServer();
+        }
+        else
+        {
+            GD.Print("Attempting to start client...");
+            network.StartClient();
+        }
+    }
+}

scripts/Network/Client.cs

@@ -0,0 +1,56 @@
+using Godot;
+
+namespace Network
+{
+    public class Client : Node, INetworkObject
+    {
+        public static Client main;
+        public static SceneTree tree;
+        public int port { get; }
+        public NetworkedMultiplayerENet peer { get; set; }
+
+        public Client(SceneTree _tree, string host, int _port = 7777)
+        {
+            Name = "Network";
+            if (tree == null)
+                tree = _tree;
+            port = _port;
+
+            peer = new NetworkedMultiplayerENet();
+            peer.CreateClient(host, port);
+            tree.NetworkPeer = peer;
+
+            main = this;
+
+            //Intialize signal connects
+            tree.Connect("connected_to_server", this, "ConnectedToServer");
+            tree.Connect("connection_failed", this, "ConnectionFailed");
+            tree.Connect("server_disconnected", this, "ServerDisconnected");
+        }
+        public void RegisterPlayer(string name)
+        {
+            Rpc("RegisterPlayer", "Fred");
+        }
+
+        public void ConnectedToServer()
+        {
+            GD.Print("Connected to server!");
+            RegisterPlayer("Bro");
+        }
+
+        public void ConnectionFailed()
+        {
+            GD.Print("Failed to connect to server!");
+        }
+
+        public void ServerDisconnected()
+        {
+            GD.Print("Server disconnected!");
+        }
+
+        public void Close()
+        {
+            tree.NetworkPeer = null;
+        }
+    }
+}

scripts/Network/Data/PlayerData.cs

@@ -0,0 +1,8 @@
+namespace Network.Data
+{
+    public struct PlayerData
+    {
+        public int peer_id;
+        public string name;
+    }
+}

scripts/Network/INetworkObject.cs

@@ -0,0 +1,11 @@
+using Godot;
+
+namespace Network
+{
+    public interface INetworkObject
+    {
+        int port { get; }
+        NetworkedMultiplayerENet peer { get; set; }
+        void Close();
+    }
+}

scripts/Network/Server.cs

@@ -0,0 +1,91 @@
+using Godot;
+using Network.Data;
+using System;
+
+namespace Network
+{
+    public class Network : Node, INetworkObject
+    {
+        public static Network main;
+        public static SceneTree tree;
+        public int port { get; }
+        public int max_players { get; set; }
+        public NetworkedMultiplayerENet peer { get; set; }
+        //public PlayerData[] playerData;
+
+        public Network(SceneTree _tree, int _port = 7777)
+        {
+            port = _port;
+            tree = _tree;
+        }
+
+        public void StartServer(int _max_players = 32)
+        {
+            max_players = _max_players;
+
+            peer = new NetworkedMultiplayerENet();
+            peer.CreateServer(port, max_players);
+            tree.NetworkPeer = peer;
+            if(tree.NetworkPeer != null)
+            {
+                GD.Print("Successfully started server!");
+            } else {
+                throw new Exception("Failed to start server!");
+            }
+            main = this;
+
+            //Intialize signal connects
+            tree.Connect("network_peer_connected", this, "NetworkPeerConnected");
+            tree.Connect("network_peer_disconnected", this, "NetworkPeerDisconnected");
+        }
+
+        public void StartClient(string host = "127.0.0.1")
+        {
+            peer = new NetworkedMultiplayerENet();
+            peer.CreateClient(host, port);
+            tree.NetworkPeer = peer;
+
+            main = this;
+
+            //Intialize signal connects
+            tree.Connect("connected_to_server", this, "ConnectedToServer");
+            tree.Connect("connection_failed", this, "ConnectionFailed");
+            tree.Connect("server_disconnected", this, "ServerDisconnected");
+        }
+
+        public void NetworkPeerConnected(int id)
+        {
+            GD.Print("Player connected to the server!");
+        }
+        public void NetworkPeerDisconnected(int id)
+        {
+            GD.Print("Player left the server!");
+        }
+        public void ConnectedToServer()
+        {
+            GD.Print("Connected to server!");
+            Rpc("RegisterPlayer", "Fred");
+        }
+
+        public void ConnectionFailed()
+        {
+            GD.Print("Failed to connect to server!");
+        }
+
+        public void ServerDisconnected()
+        {
+            GD.Print("Server disconnected!");
+        }
+
+        [Remote]
+        public void RegisterPlayer(string name)
+        {
+            GD.Print($"Loaded {name}");
+        }
+
+        public void Close()
+        {
+            tree.NetworkPeer = null;
+        }
+    }
+}