284 lines
7.8 KiB
C#
284 lines
7.8 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Drawing;
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using System.Linq;
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using IjwFramework.Types;
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using OpenRa.FileFormats;
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using OpenRa.GameRules;
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using OpenRa.Graphics;
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using OpenRa.Orders;
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using OpenRa.Support;
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using OpenRa.Traits;
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namespace OpenRa
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{
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public static class Game
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{
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public static readonly int CellSize = 24;
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public static World world;
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internal static Viewport viewport;
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public static Controller controller;
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internal static Chrome chrome;
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public static UserSettings Settings;
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internal static OrderManager orderManager;
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static int localPlayerIndex;
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public static Dictionary<int, Player> players = new Dictionary<int, Player>();
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public static Player LocalPlayer
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{
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get { return players[localPlayerIndex]; }
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set
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{
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localPlayerIndex = value.Index;
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viewport.GoToStartLocation();
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}
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}
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public static bool skipMakeAnims = true;
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internal static Renderer renderer;
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static bool usingAftermath;
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static int2 clientSize;
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static HardwarePalette palette;
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static string mapName;
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internal static Session LobbyInfo = new Session();
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static bool changePending;
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public static void ChangeMap(string mapName)
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{
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chat.AddLine(Color.White, "Debug", "Map change {0} -> {1}".F(Game.mapName, mapName));
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Game.changePending = false;
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Game.mapName = mapName;
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SheetBuilder.Initialize(renderer);
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SpriteSheetBuilder.Initialize();
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FileSystem.UnmountTemporaryPackages();
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Rules.LoadRules(mapName, usingAftermath);
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world = new World();
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Game.world.ActorAdded += a =>
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{
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if (a.Owner != null && a.Info.Traits.Contains<OwnedActorInfo>())
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a.Owner.Shroud.Explore(a);
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};
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palette = new HardwarePalette(renderer, world.Map);
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for (int i = 0; i < 8; i++)
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{
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var race = players.ContainsKey(i) ? players[i].Race : Race.Allies;
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var name = players.ContainsKey(i) ? players[i].PlayerName : "Player {0}".F(i+1);
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players[i] = new Player(i, LobbyInfo.Clients.FirstOrDefault(a => a.Index == i));
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}
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SequenceProvider.Initialize(usingAftermath);
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viewport = new Viewport(clientSize, Game.world.Map.Offset, Game.world.Map.Offset + Game.world.Map.Size, renderer);
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skipMakeAnims = true;
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foreach (var treeReference in Game.world.Map.Trees)
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world.CreateActor(treeReference.Image, new int2(treeReference.Location), null);
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LoadMapActors(Rules.AllRules);
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skipMakeAnims = false;
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chrome = new Chrome(renderer);
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}
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internal static void Initialize(string mapName, Renderer renderer, int2 clientSize,
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int localPlayer, bool useAftermath, Controller controller)
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{
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localPlayerIndex = localPlayer;
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usingAftermath = useAftermath;
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Game.renderer = renderer;
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Game.clientSize = clientSize;
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// todo
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Sound.Initialize();
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PerfHistory.items["render"].hasNormalTick = false;
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PerfHistory.items["batches"].hasNormalTick = false;
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Game.controller = controller;
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ChangeMap(mapName);
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if (Settings.Replay != "")
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orderManager = new OrderManager(new IOrderSource[] { new ReplayOrderSource(Settings.Replay) });
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else
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{
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var orderSources = (string.IsNullOrEmpty(Settings.NetworkHost))
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? new IOrderSource[] { new LocalOrderSource() }
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: new IOrderSource[] { new LocalOrderSource(), new NetworkOrderSource(Settings.NetworkHost, Settings.NetworkPort) };
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orderManager = new OrderManager(orderSources, "replay.rep");
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}
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}
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static void LoadMapActors(IniFile mapfile)
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{
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var toLoad =
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mapfile.GetSection("STRUCTURES", true)
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.Concat(mapfile.GetSection("UNITS", true));
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foreach (var s in toLoad)
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{
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//num=owner,type,health,location,facing,...
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var parts = s.Value.Split( ',' );
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var loc = int.Parse(parts[3]);
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world.CreateActor(parts[1].ToLowerInvariant(), new int2(loc % 128, loc / 128),
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players.Values.FirstOrDefault(p => p.InternalName == parts[0]) ?? players[0]);
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}
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}
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static int lastTime = Environment.TickCount;
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public static void ResetTimer()
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{
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lastTime = Environment.TickCount;
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}
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public static int RenderFrame = 0;
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internal static Chat chat = new Chat();
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public static void Tick()
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{
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if (changePending && PackageDownloader.IsIdle())
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{
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ChangeMap(LobbyInfo.GlobalSettings.Map);
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return;
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}
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int t = Environment.TickCount;
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int dt = t - lastTime;
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if (dt >= Settings.Timestep)
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{
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using (new PerfSample("tick_time"))
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{
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lastTime += Settings.Timestep;
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chrome.Tick();
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orderManager.TickImmediate();
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if (orderManager.IsReadyForNextFrame)
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{
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orderManager.Tick();
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if (controller.orderGenerator != null)
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controller.orderGenerator.Tick();
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world.Tick();
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foreach (var player in players.Values)
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player.Tick();
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}
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else
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if (orderManager.FrameNumber == 0)
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lastTime = Environment.TickCount;
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}
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PerfHistory.Tick();
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}
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using (new PerfSample("render"))
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{
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UpdatePalette(world.Actors.SelectMany(
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a => a.traits.WithInterface<IPaletteModifier>()));
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++RenderFrame;
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viewport.DrawRegions();
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}
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PerfHistory.items["render"].Tick();
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PerfHistory.items["batches"].Tick();
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}
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static void UpdatePalette(IEnumerable<IPaletteModifier> paletteMods)
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{
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var b = new Bitmap(palette.Bitmap);
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foreach (var mod in paletteMods)
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mod.AdjustPalette(b);
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palette.Texture.SetData(b);
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renderer.PaletteTexture = palette.Texture;
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}
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public static Random SharedRandom = new Random(0); /* for things that require sync */
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public static Random CosmeticRandom = new Random(); /* for things that are just fluff */
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public static void SyncLobbyInfo(string data)
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{
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var session = new Session();
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var ys = MiniYaml.FromString(data);
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foreach (var y in ys)
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{
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if (y.Key == "GlobalSettings")
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{
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FieldLoader.Load(session.GlobalSettings, y.Value);
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continue;
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}
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int index;
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if (!int.TryParse(y.Key, out index))
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continue; // not a player.
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var client = new Session.Client();
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FieldLoader.Load(client, y.Value);
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session.Clients.Add(client);
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players[index].SyncFromLobby(client);
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}
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LobbyInfo = session;
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if (Game.orderManager.FramesAhead != LobbyInfo.GlobalSettings.OrderLatency
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&& !Game.orderManager.GameStarted)
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{
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Game.orderManager.FramesAhead = LobbyInfo.GlobalSettings.OrderLatency;
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Game.chat.AddLine(Color.White, "Server",
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"Order lag is now {0} frames.".F(LobbyInfo.GlobalSettings.OrderLatency));
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}
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if (PackageDownloader.SetPackageList(LobbyInfo.GlobalSettings.Packages)
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|| mapName != LobbyInfo.GlobalSettings.Map)
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changePending = true;
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}
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public static void StartGame()
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{
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var available = world.Map.SpawnPoints.ToList();
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var taken = new List<int2>();
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foreach (var client in LobbyInfo.Clients)
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{
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// todo: allow players to choose their own spawn points.
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// only select a point for them if they didn't.
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// todo: spawn more than one unit, in most cases!
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var sp = ChooseSpawnPoint(available, taken);
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world.CreateActor("mcv", sp, players[client.Index]);
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}
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Game.viewport.GoToStartLocation();
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orderManager.StartGame();
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}
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static int2 ChooseSpawnPoint(List<int2> available, List<int2> taken)
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{
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if (available.Count == 0)
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throw new InvalidOperationException("No free spawnpoint.");
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var n = taken.Count == 0
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? Game.SharedRandom.Next(available.Count)
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: available // pick the most distant spawnpoint from everyone else
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.Select((k,i) => Pair.New(k,i))
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.OrderByDescending(a => taken.Sum(t => (t - a.First).LengthSquared))
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.Select(a => a.Second)
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.First();
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var sp = available[n];
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available.RemoveAt(n);
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taken.Add(sp);
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return sp;
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}
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}
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}
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