protected GameAssetServer(GameAssetKitchen kitchen)
{
Kitchen = kitchen;
taskQueue = new ConcurrentQueue <Action>();
taskThread = new Thread(new ThreadStart(WorkCookingThread));
taskThreadClosed = 0;
taskThread.Start();
assetCaches = new Dictionary <string, AssetCache>();
dependencyWatchers = new List <FileSystemWatcher>();
}
public NetworkGameAssetServer(GameAssetKitchen kitchen, int port)
: base(kitchen)
{
serverSocket = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp)
{
SendTimeout = 30000,
SendBufferSize = 1024 * 1024,
ReceiveTimeout = 30000,
NoDelay = true
};
serverSocket.Bind(new IPEndPoint(IPAddress.Any, port));
serverSocket.Listen(100);
Ready();
}
private CookingContext(GameAssetKitchen kitchen, GameAssetStorage storage, CookingContext parent, string baseDirectory, string recipePath, GameAssetRecipe recipe)
{
int variableCapacity = 4;
string directory = Path.GetDirectoryName(recipePath);
this.Kitchen = kitchen;
this.Storage = storage;
this.Parent = parent;
this.baseDirectory = baseDirectory ?? string.Empty;
this.directory = directory ?? string.Empty;
this.variables = new Dictionary <string, string>(variableCapacity);
this.expandableVariables = new Dictionary <string, string>(variableCapacity);
this.readonlyVariables = new ReadOnlyDictionary <string, string>(this.variables);
this.dependencies = new SortedSet <string>();
this.CanHotload = recipe != null ? recipe.CanHotload : false;
SetVariable("Directory", directory);
SetVariable("Path", recipePath);
}
public CookingContext(GameAssetKitchen kitchen, string baseDirectory, string recipePath, GameAssetRecipe recipe)
: this(kitchen, kitchen.Storage, null, baseDirectory, recipePath, recipe)
{
}
protected void BeginCook(string clientName, string directory, string assetPath, Action <byte[], int, int> callback, Action fallback)
{
string binaryAbsolutePath = Path.ChangeExtension(Path.Combine(directory, assetPath), GameAsset.BinaryFileExtension);
// Cache Table에 Asset Binary가 존재하면 Cooking하지 않습니다.
AssetCache cache;
bool hasCache = false;
lock (assetCachesLock)
hasCache = assetCaches.TryGetValue(binaryAbsolutePath, out cache);
if (hasCache)
{
Trace.WriteLine(string.Format(":[{0}] Cache > {1}", clientName, assetPath));
if (callback != null)
{
callback(cache.Buffer, 0, cache.Buffer.Length);
}
return;
}
GameAssetKitchen kitchen = Kitchen;
taskQueue.Enqueue(() =>
{
try
{
string recipePath = Path.ChangeExtension(assetPath, GameAsset.TextFileExtension);
GameAssetKitchen.CookingReport report = kitchen.Cook(directory, recipePath);
if (report.Asset != null)
{
// Cooking 된 asset은 나중에 가져다 쓰기 쉽게 단순 Binary화합니다.
GameAssetWriter writer = GameAssetWriter.CreateWriter(report.Asset.GetType());
MemoryStream memoryStream = new MemoryStream();
AssetStreamWriter streamWriter = new AssetStreamWriter(memoryStream, null, Kitchen.Storage);
writer.Write(streamWriter, report.Asset);
if (callback != null)
{
callback(memoryStream.GetBuffer(), 0, (int)memoryStream.Length);
}
// Cooking 작업을 마치고 Callback까지 호출했으면,
// 1. Asset Binary를 Cache Table에 보관합니다.
// 다음 요청부터 Cooking 하지 않고 바로 Cache에서 넘겨줍니다.
// 2. "{AssetName}.ab" File에 Asset Binary를 저장합니다.
byte[] cacheBuffer = new byte[memoryStream.Length];
System.Buffer.BlockCopy(memoryStream.GetBuffer(), 0, cacheBuffer, 0, (int)memoryStream.Length);
string[] dependencies = new string[report.Dependencies.Count];
int dependenciesIndex = 0;
foreach (var item in report.Dependencies)
{
// 파일 시스템 감시자에서 넘긴 변경된 파일명과 비교해야하기 때문에 /에서 \\로 변환합니다.
dependencies[dependenciesIndex] = item.Replace('/', '\\');
dependenciesIndex++;
}
lock (assetCachesLock)
assetCaches[binaryAbsolutePath] = new AssetCache(cacheBuffer, dependencies);
WriteCacheFile(binaryAbsolutePath, cacheBuffer);
Trace.TraceInformation(":[{0}] Asset cooking succeed > {1}", clientName, assetPath);
foreach (string item in dependencies)
{
string dependencyDirectory = Path.GetDirectoryName(item);
if (dependencyWatchers.Exists((watcher) => string.Compare(watcher.Path, dependencyDirectory) == 0) == false)
{
var watcher = new FileSystemWatcher(dependencyDirectory);
watcher.Changed += (o, e) => { RemoveAssetCachesByDependency(e.FullPath); };
watcher.Deleted += (o, e) => { RemoveAssetCachesByDependency(e.FullPath); };
watcher.Renamed += (o, e) => { RemoveAssetCachesByDependency(e.FullPath); };
watcher.IncludeSubdirectories = false;
watcher.EnableRaisingEvents = true;
dependencyWatchers.Add(watcher);
}
}
}
else
{
Trace.TraceError(":[{0}] AssetRecipe not found > {1}", clientName, assetPath);
if (fallback != null)
{
fallback();
}
}
}
catch (Exception ex)
{
Trace.WriteLine(ex);
if (fallback != null)
{
fallback();
}
}
});
}
public NetworkGameAssetServer(GameAssetKitchen kitchen)
: this(kitchen, NetworkAssetProvider.DefaultPort)
{
}