Inheritance: ContentTypeReader
Esempio n. 1
0
        protected virtual string Normalize <T>(string assetName)
        {
            if (typeof(T) == typeof(Texture2D) || typeof(T) == typeof(Texture))
            {
                return(Texture2DReader.Normalize(assetName));
            }
            else if ((typeof(T) == typeof(SpriteFont)))
            {
                return(SpriteFontReader.Normalize(assetName));
            }
#if !WINRT
            else if ((typeof(T) == typeof(Song)))
            {
                return(SongReader.Normalize(assetName));
            }
            else if ((typeof(T) == typeof(SoundEffect)))
            {
                return(SoundEffectReader.Normalize(assetName));
            }
#endif
            else if ((typeof(T) == typeof(Effect)))
            {
                return(EffectReader.Normalize(assetName));
            }
            return(null);
        }
Esempio n. 2
0
 protected virtual string Normalize <T>(string assetName)
 {
     if (typeof(T) == typeof(Texture2D) || typeof(T) == typeof(Texture))
     {
         return(Texture2DReader.Normalize(assetName));
     }
     if (typeof(T) == typeof(SpriteFont))
     {
         return(SpriteFontReader.Normalize(assetName));
     }
     if (typeof(T) == typeof(Song))
     {
         return(SongReader.Normalize(assetName));
     }
     if (typeof(T) == typeof(SoundEffect))
     {
         return(SoundEffectReader.Normalize(assetName));
     }
     if (typeof(T) == typeof(Video))
     {
         return(Video.Normalize(assetName));
     }
     if (typeof(T) == typeof(Effect))
     {
         return(EffectReader.Normalize(assetName));
     }
     else
     {
         return((string)null);
     }
 }
Esempio n. 3
0
        public ContentTypeReader[] LoadAssetReaders(ContentReader reader)
        {
            // Dummy variables required for it to work on iDevices ** DO NOT DELETE **
            // This forces the classes not to be optimized out when deploying to iDevices
            ListReader <Char>         hCharListReader      = new ListReader <Char>();
            ListReader <Rectangle>    hRectangleListReader = new ListReader <Rectangle>();
            ListReader <Vector3>      hVector3ListReader   = new ListReader <Vector3>();
            ListReader <StringReader> hStringListReader    = new ListReader <StringReader>();
            SpriteFontReader          hSpriteFontReader    = new SpriteFontReader();
            Texture2DReader           hTexture2DReader     = new Texture2DReader();
            CharReader      hCharReader      = new CharReader();
            RectangleReader hRectangleReader = new RectangleReader();
            StringReader    hStringReader    = new StringReader();
            Vector3Reader   hVector3Reader   = new Vector3Reader();
            CurveReader     hCurveReader     = new CurveReader();

            int numberOfReaders;

            ContentTypeReader[] contentReaders;


            // The first content byte i read tells me the number of content readers in this XNB file
            numberOfReaders = reader.ReadByte();
            contentReaders  = new ContentTypeReader[numberOfReaders];

            // For each reader in the file, we read out the length of the string which contains the type of the reader,
            // then we read out the string. Finally we instantiate an instance of that reader using reflection
            for (int i = 0; i < numberOfReaders; i++)
            {
                // This string tells us what reader we need to decode the following data
                // string readerTypeString = reader.ReadString();
                string originalReaderTypeString = reader.ReadString();

                // Need to resolve namespace differences
                string readerTypeString = originalReaderTypeString;

                readerTypeString = PrepareType(readerTypeString);

                Type l_readerType = Type.GetType(readerTypeString);

                if (l_readerType != null)
                {
                    contentReaders[i] = (ContentTypeReader)Activator.CreateInstance(l_readerType, true);
                }
                else
                {
                    throw new ContentLoadException("Could not find matching content reader of type " + originalReaderTypeString + " (" + readerTypeString + ")");
                }

                // I think the next 4 bytes refer to the "Version" of the type reader,
                // although it always seems to be zero
                int typeReaderVersion = reader.ReadInt32();
            }

            return(contentReaders);
        }
Esempio n. 4
0
        protected string GetRealFilename <T>(string assetName)
        {
            // Replace Windows path separators with local path separators
            assetName = GetFilename(assetName);

            // Get the real file name
            if ((typeof(T) == typeof(Curve)))
            {
                assetName = CurveReader.Normalize(assetName);
            }
            else if ((typeof(T) == typeof(Texture2D)))
            {
                assetName = Texture2DReader.Normalize(assetName);
            }
            else if ((typeof(T) == typeof(SpriteFont)))
            {
                assetName = SpriteFontReader.Normalize(assetName);
            }
            else if ((typeof(T) == typeof(Effect)))
            {
                assetName = Effect.Normalize(assetName);
            }
            else if ((typeof(T) == typeof(Song)))
            {
                assetName = SongReader.Normalize(assetName);
            }
            else if ((typeof(T) == typeof(SoundEffect)))
            {
                assetName = SoundEffectReader.Normalize(assetName);
            }
            else if ((typeof(T) == typeof(Video)))
            {
                assetName = Video.Normalize(assetName);
            }

            return(assetName);
        }
        public ContentTypeReader[] LoadAssetReaders(ContentReader reader)
        {
            // Dummy variables required for it to work on iDevices ** DO NOT DELETE **
            // This forces the classes not to be optimized out when deploying to iDevices
            ListReader <Char>         hCharListReader      = new ListReader <Char>();
            ListReader <Rectangle>    hRectangleListReader = new ListReader <Rectangle>();
            ListReader <Vector3>      hVector3ListReader   = new ListReader <Vector3>();
            ListReader <StringReader> hStringListReader    = new ListReader <StringReader>();
            SpriteFontReader          hSpriteFontReader    = new SpriteFontReader();
            Texture2DReader           hTexture2DReader     = new Texture2DReader();
            CharReader      hCharReader      = new CharReader();
            RectangleReader hRectangleReader = new RectangleReader();
            StringReader    hStringReader    = new StringReader();
            Vector3Reader   hVector3Reader   = new Vector3Reader();
            int             numberOfReaders;

            ContentTypeReader[] contentReaders;

            // The first 4 bytes should be the "XNBw" header. i use that to detect an invalid file
            byte[] headerBuffer = new byte[4];
            reader.Read(headerBuffer, 0, 4);

            string headerString = Encoding.UTF8.GetString(headerBuffer, 0, 4);

            if (string.Compare(headerString, "XNBw", StringComparison.InvariantCultureIgnoreCase) != 0 &&
                string.Compare(headerString, "XNBx", StringComparison.InvariantCultureIgnoreCase) != 0 &&
                string.Compare(headerString, "XNBm", StringComparison.InvariantCultureIgnoreCase) != 0)
            {
                throw new ContentLoadException("Asset does not appear to be a valid XNB file. Did you process your content for Windows?");
            }

            // I think these two bytes are some kind of version number. Either for the XNB file or the type readers
            byte version = reader.ReadByte();

            if (version != 5)
            {
                throw new ContentLoadException("Invalid XNB file version.");
            }

            byte compressed = reader.ReadByte();
            // The next int32 is the length of the XNB file
            int xnbLength = reader.ReadInt32();

            if (compressed != 0)
            {
                throw new NotImplementedException("MonoGame cannot read compressed XNB files. Please use the XNB files from the Debug build of your XNA game instead. If someone wants to contribute decompression logic, that would be fantastic.");
            }

            // The next byte i read tells me the number of content readers in this XNB file
            numberOfReaders = reader.ReadByte();
            contentReaders  = new ContentTypeReader[numberOfReaders];

            // For each reader in the file, we read out the length of the string which contains the type of the reader,
            // then we read out the string. Finally we instantiate an instance of that reader using reflection
            for (int i = 0; i < numberOfReaders; i++)
            {
                // This string tells us what reader we need to decode the following data
                // string readerTypeString = reader.ReadString();
                string originalReaderTypeString = reader.ReadString();

                // Need to resolve namespace differences
                string readerTypeString = originalReaderTypeString;

                readerTypeString = PrepareType(readerTypeString);

                Type l_readerType = Type.GetType(readerTypeString);

                if (l_readerType != null)
                {
                    contentReaders[i] = (ContentTypeReader)Activator.CreateInstance(l_readerType, true);
                }
                else
                {
                    throw new ContentLoadException("Could not find matching content reader of type " + originalReaderTypeString + " (" + readerTypeString + ")");
                }

                // I think the next 4 bytes refer to the "Version" of the type reader,
                // although it always seems to be zero
                int typeReaderVersion = reader.ReadInt32();
            }

            return(contentReaders);
        }
        public T Load <T>(string assetName)
        {
            string originalAssetName = assetName;
            object result            = null;

            if (this.graphicsDeviceService == null)
            {
                this.graphicsDeviceService = serviceProvider.GetService(typeof(IGraphicsDeviceService)) as IGraphicsDeviceService;
                if (this.graphicsDeviceService == null)
                {
                    throw new InvalidOperationException("No Graphics Device Service");
                }
            }

            // Check for windows-style directory separator character
            //Lowercase assetName (monodroid specification all assests are lowercase)
            assetName = Path.Combine(_rootDirectory, assetName.Replace('\\', Path.DirectorySeparatorChar)).ToLower();

            // Get the real file name
            if ((typeof(T) == typeof(Texture2D)))
            {
                assetName = Texture2DReader.Normalize(assetName);
            }
            else if ((typeof(T) == typeof(SpriteFont)))
            {
                assetName = SpriteFontReader.Normalize(assetName);
            }
            else if ((typeof(T) == typeof(Effect)))
            {
                assetName = Effect.Normalize(assetName);
            }

            /*else if ((typeof(T) == typeof(Song)))
             * {
             *  assetName = SongReader.Normalize(assetName);
             * }
             * else if ((typeof(T) == typeof(SoundEffect)))
             * {
             *  assetName = SoundEffectReader.Normalize(assetName);
             * }
             * else if ((typeof(T) == typeof(Video)))
             * {
             *  assetName = Video.Normalize(assetName);
             * }*/
            else
            {
                throw new NotSupportedException("Format not supported");
            }

            if (string.IsNullOrEmpty(assetName))
            {
                throw new ContentLoadException("Could not load " + originalAssetName + " asset!");
            }

            if (Path.GetExtension(assetName).ToUpper() != ".XNB")
            {
                if ((typeof(T) == typeof(Texture2D)))
                {
                    //Basically the same as Texture2D.FromFile but loading from the assets instead of a filePath
                    Stream  assetStream = File.Open(assetName, FileMode.Open, FileAccess.Read);
                    Bitmap  image       = (Bitmap)Bitmap.FromStream(assetStream);
                    ESImage theTexture  = new ESImage(image, graphicsDeviceService.GraphicsDevice.PreferedFilter);
                    result = new Texture2D(theTexture)
                    {
                        Name = Path.GetFileNameWithoutExtension(assetName)
                    };
                }
                if ((typeof(T) == typeof(SpriteFont)))
                {
                    //result = new SpriteFont(Texture2D.FromFile(graphicsDeviceService.GraphicsDevice,assetName), null, null, null, 0, 0.0f, null, null);
                    throw new NotImplementedException();
                }

                /*if ((typeof(T) == typeof(Song)))
                 *  result = new Song(assetName);
                 * if ((typeof(T) == typeof(SoundEffect)))
                 *  result = new SoundEffect(assetName);
                 * if ((typeof(T) == typeof(Video)))
                 *  result = new Video(assetName);*/
            }
            else
            {
                // Load a XNB file
                //Loads from Assets directory + /assetName
                Stream assetStream = File.Open(assetName, FileMode.Open, FileAccess.Read);

                ContentReader            reader      = new ContentReader(this, assetStream, this.graphicsDeviceService.GraphicsDevice);
                ContentTypeReaderManager typeManager = new ContentTypeReaderManager(reader);
                reader.TypeReaders = typeManager.LoadAssetReaders(reader);
                foreach (ContentTypeReader r in reader.TypeReaders)
                {
                    r.Initialize(typeManager);
                }
                // we need to read a byte here for things to work out, not sure why
                reader.ReadByte();

                // Get the 1-based index of the typereader we should use to start decoding with
                int index = reader.ReadByte();
                ContentTypeReader contentReader = reader.TypeReaders[index - 1];
                result = reader.ReadObject <T>(contentReader);

                reader.Close();
                assetStream.Close();
            }

            if (result == null)
            {
                throw new ContentLoadException("Could not load " + originalAssetName + " asset!");
            }

            return((T)result);
        }
        internal ContentTypeReader[] LoadAssetReaders()
        {
#pragma warning disable 0219, 0649
            // Trick to prevent the linker removing the code, but not actually execute the code
            if (falseflag)
            {
                // Dummy variables required for it to work on iDevices ** DO NOT DELETE **
                // This forces the classes not to be optimized out when deploying to iDevices
                var hByteReader              = new ByteReader();
                var hSByteReader             = new SByteReader();
                var hDateTimeReader          = new DateTimeReader();
                var hDecimalReader           = new DecimalReader();
                var hBoundingSphereReader    = new BoundingSphereReader();
                var hBoundingFrustumReader   = new BoundingFrustumReader();
                var hRayReader               = new RayReader();
                var hCharListReader          = new ListReader <Char>();
                var hRectangleListReader     = new ListReader <Rectangle>();
                var hRectangleArrayReader    = new ArrayReader <Rectangle>();
                var hVector3ListReader       = new ListReader <Vector3>();
                var hStringListReader        = new ListReader <StringReader>();
                var hIntListReader           = new ListReader <Int32>();
                var hSpriteFontReader        = new SpriteFontReader();
                var hTexture2DReader         = new Texture2DReader();
                var hCharReader              = new CharReader();
                var hRectangleReader         = new RectangleReader();
                var hStringReader            = new StringReader();
                var hVector2Reader           = new Vector2Reader();
                var hVector3Reader           = new Vector3Reader();
                var hVector4Reader           = new Vector4Reader();
                var hCurveReader             = new CurveReader();
                var hIndexBufferReader       = new IndexBufferReader();
                var hBoundingBoxReader       = new BoundingBoxReader();
                var hMatrixReader            = new MatrixReader();
                var hBasicEffectReader       = new BasicEffectReader();
                var hVertexBufferReader      = new VertexBufferReader();
                var hAlphaTestEffectReader   = new AlphaTestEffectReader();
                var hEnumSpriteEffectsReader = new EnumReader <Graphics.SpriteEffects>();
                var hArrayFloatReader        = new ArrayReader <float>();
                var hArrayVector2Reader      = new ArrayReader <Vector2>();
                var hListVector2Reader       = new ListReader <Vector2>();
                var hArrayMatrixReader       = new ArrayReader <Matrix>();
                var hEnumBlendReader         = new EnumReader <Graphics.Blend>();
                var hNullableRectReader      = new NullableReader <Rectangle>();
                var hEffectMaterialReader    = new EffectMaterialReader();
                var hExternalReferenceReader = new ExternalReferenceReader();
                var hSoundEffectReader       = new SoundEffectReader();
                var hSongReader              = new SongReader();
            }
#pragma warning restore 0219, 0649

            int numberOfReaders;

            // The first content byte i read tells me the number of content readers in this XNB file
            numberOfReaders = _reader.Read7BitEncodedInt();
            contentReaders  = new ContentTypeReader[numberOfReaders];

            // For each reader in the file, we read out the length of the string which contains the type of the reader,
            // then we read out the string. Finally we instantiate an instance of that reader using reflection
            for (int i = 0; i < numberOfReaders; i++)
            {
                // This string tells us what reader we need to decode the following data
                // string readerTypeString = reader.ReadString();
                string originalReaderTypeString = _reader.ReadString();

                Func <ContentTypeReader> readerFunc;
                if (typeCreators.TryGetValue(originalReaderTypeString, out readerFunc))
                {
                    contentReaders[i] = readerFunc();
                }
                else
                {
                    //System.Diagnostics.Debug.WriteLine(originalReaderTypeString);

                    // Need to resolve namespace differences
                    string readerTypeString = originalReaderTypeString;

                    readerTypeString = PrepareType(readerTypeString);

                    var l_readerType = Type.GetType(readerTypeString);
                    if (l_readerType != null)
                    {
                        try
                        {
                            contentReaders[i] = l_readerType.GetDefaultConstructor().Invoke(null) as ContentTypeReader;
                        }
                        catch (TargetInvocationException ex)
                        {
                            // If you are getting here, the Mono runtime is most likely not able to JIT the type.
                            // In particular, MonoTouch needs help instantiating types that are only defined in strings in Xnb files.
                            throw new InvalidOperationException(
                                      "Failed to get default constructor for ContentTypeReader. To work around, add a creation function to ContentTypeReaderManager.AddTypeCreator() " +
                                      "with the following failed type string: " + originalReaderTypeString);
                        }
                    }
                    else
                    {
                        throw new ContentLoadException(
                                  "Could not find ContentTypeReader Type. Please ensure the name of the Assembly that contains the Type matches the assembly in the full type name: " +
                                  originalReaderTypeString + " (" + readerTypeString + ")");
                    }
                }

                // I think the next 4 bytes refer to the "Version" of the type reader,
                // although it always seems to be zero
                int typeReaderVersion = _reader.ReadInt32();
            }

            return(contentReaders);
        }
Esempio n. 8
0
        protected void ReloadAsset(string originalAssetName, object currentAsset)
        {
            if (string.IsNullOrEmpty(originalAssetName))
            {
                throw new ArgumentNullException("assetName");
            }
            if (disposed)
            {
                throw new ObjectDisposedException("ContentManager");
            }

            if (this.graphicsDeviceService == null)
            {
                this.graphicsDeviceService = serviceProvider.GetService(typeof(IGraphicsDeviceService)) as IGraphicsDeviceService;
                if (this.graphicsDeviceService == null)
                {
                    throw new InvalidOperationException("No Graphics Device Service");
                }
            }

            // Replace Windows path separators with local path separators
            var assetName = GetFilename(originalAssetName);

            // Get the real file name
            if ((currentAsset is Curve))
            {
                assetName = CurveReader.Normalize(assetName);
            }
            else if ((currentAsset is Texture2D))
            {
                assetName = Texture2DReader.Normalize(assetName);
            }
            else if ((currentAsset is SpriteFont))
            {
                assetName = SpriteFontReader.Normalize(assetName);
            }
            else if ((currentAsset is Effect))
            {
                assetName = Effect.Normalize(assetName);
            }
            else if ((currentAsset is Song))
            {
                assetName = SongReader.Normalize(assetName);
            }
            else if ((currentAsset is SoundEffect))
            {
                assetName = SoundEffectReader.Normalize(assetName);
            }
            else if ((currentAsset is Video))
            {
                assetName = Video.Normalize(assetName);
            }

            if (string.IsNullOrEmpty(assetName))
            {
                throw new ContentLoadException("Could not load " + originalAssetName + " asset!");
            }

            if (!Path.HasExtension(assetName))
                assetName = string.Format("{0}.xnb", assetName);

            if (Path.GetExtension(assetName).ToLower() == ".xnb")
            {
            }
            else
            {
                if ((currentAsset is Texture2D))
                {
                    using (Stream assetStream = OpenStream(assetName))
                    {
                        var asset = currentAsset as Texture2D;
                        asset.Reload(assetStream);
                    }
                }
                else if ((currentAsset is SpriteFont))
                {
                }
                else if ((currentAsset is Song))
                {
                }
                else if ((currentAsset is SoundEffect))
                {
                }
                else if ((currentAsset is Video))
                {
                }
                else if ((currentAsset is Effect))
                {
                }
            }
        }
Esempio n. 9
0
        internal ContentTypeReader[] LoadAssetReaders(ContentReader reader)
        {
#pragma warning disable 0219, 0649
            // Trick to prevent the linker removing the code, but not actually execute the code
            if (falseflag)
            {
                // Dummy variables required for it to work on iDevices ** DO NOT DELETE **
                // This forces the classes not to be optimized out when deploying to iDevices
                var hByteReader              = new ByteReader();
                var hSByteReader             = new SByteReader();
                var hDateTimeReader          = new DateTimeReader();
                var hDecimalReader           = new DecimalReader();
                var hBoundingSphereReader    = new BoundingSphereReader();
                var hBoundingFrustumReader   = new BoundingFrustumReader();
                var hRayReader               = new RayReader();
                var hCharListReader          = new ListReader <Char>();
                var hRectangleListReader     = new ListReader <Rectangle>();
                var hRectangleArrayReader    = new ArrayReader <Rectangle>();
                var hVector3ListReader       = new ListReader <Vector3>();
                var hStringListReader        = new ListReader <StringReader>();
                var hIntListReader           = new ListReader <Int32>();
                var hSpriteFontReader        = new SpriteFontReader();
                var hTexture2DReader         = new Texture2DReader();
                var hCharReader              = new CharReader();
                var hRectangleReader         = new RectangleReader();
                var hStringReader            = new StringReader();
                var hVector2Reader           = new Vector2Reader();
                var hVector3Reader           = new Vector3Reader();
                var hVector4Reader           = new Vector4Reader();
                var hCurveReader             = new CurveReader();
                var hIndexBufferReader       = new IndexBufferReader();
                var hBoundingBoxReader       = new BoundingBoxReader();
                var hMatrixReader            = new MatrixReader();
                var hBasicEffectReader       = new BasicEffectReader();
                var hVertexBufferReader      = new VertexBufferReader();
                var hAlphaTestEffectReader   = new AlphaTestEffectReader();
                var hEnumSpriteEffectsReader = new EnumReader <Graphics.SpriteEffects>();
                var hArrayFloatReader        = new ArrayReader <float>();
                var hArrayVector2Reader      = new ArrayReader <Vector2>();
                var hListVector2Reader       = new ListReader <Vector2>();
                var hArrayMatrixReader       = new ArrayReader <Matrix>();
                var hEnumBlendReader         = new EnumReader <Graphics.Blend>();
                var hNullableRectReader      = new NullableReader <Rectangle>();
                var hEffectMaterialReader    = new EffectMaterialReader();
                var hExternalReferenceReader = new ExternalReferenceReader();
                var hSoundEffectReader       = new SoundEffectReader();
                var hSongReader              = new SongReader();
                var hModelReader             = new ModelReader();
                var hInt32Reader             = new Int32Reader();
                var hEffectReader            = new EffectReader();
                var hSingleReader            = new SingleReader();

                // At the moment the Video class doesn't exist
                // on all platforms... Allow it to compile anyway.
#if ANDROID || (IOS && !TVOS) || MONOMAC || (WINDOWS && !OPENGL) || WINDOWS_UAP
                var hVideoReader = new VideoReader();
#endif
            }
#pragma warning restore 0219, 0649

            // The first content byte i read tells me the number of content readers in this XNB file
            var numberOfReaders = reader.Read7BitEncodedInt();
            var contentReaders  = new ContentTypeReader[numberOfReaders];
            var needsInitialize = new BitArray(numberOfReaders);
            _contentReaders = new Dictionary <Type, ContentTypeReader>(numberOfReaders);

            // Lock until we're done allocating and initializing any new
            // content type readers...  this ensures we can load content
            // from multiple threads and still cache the readers.
            lock (_locker)
            {
                // For each reader in the file, we read out the length of the string which contains the type of the reader,
                // then we read out the string. Finally we instantiate an instance of that reader using reflection
                for (var i = 0; i < numberOfReaders; i++)
                {
                    // This string tells us what reader we need to decode the following data
                    // string readerTypeString = reader.ReadString();
                    string originalReaderTypeString = reader.ReadString();

                    Func <ContentTypeReader> readerFunc;
                    if (typeCreators.TryGetValue(originalReaderTypeString, out readerFunc))
                    {
                        contentReaders[i]  = readerFunc();
                        needsInitialize[i] = true;
                    }
                    else
                    {
                        //System.Diagnostics.Debug.WriteLine(originalReaderTypeString);

                        // Need to resolve namespace differences
                        string readerTypeString = originalReaderTypeString;

                        readerTypeString = PrepareType(readerTypeString);

                        var l_readerType = Type.GetType(readerTypeString);
                        if (l_readerType != null)
                        {
                            ContentTypeReader typeReader;
                            if (!_contentReadersCache.TryGetValue(l_readerType, out typeReader))
                            {
                                try
                                {
                                    typeReader = l_readerType.GetDefaultConstructor().Invoke(null) as ContentTypeReader;
                                }
                                catch (TargetInvocationException ex)
                                {
                                    // If you are getting here, the Mono runtime is most likely not able to JIT the type.
                                    // In particular, MonoTouch needs help instantiating types that are only defined in strings in Xnb files.
                                    throw new InvalidOperationException(
                                              "Failed to get default constructor for ContentTypeReader. To work around, add a creation function to ContentTypeReaderManager.AddTypeCreator() " +
                                              "with the following failed type string: " + originalReaderTypeString, ex);
                                }

                                needsInitialize[i] = true;

                                _contentReadersCache.Add(l_readerType, typeReader);
                            }

                            contentReaders[i] = typeReader;
                        }
                        else
                        {
                            throw new ContentLoadException(
                                      "Could not find ContentTypeReader Type. Please ensure the name of the Assembly that contains the Type matches the assembly in the full type name: " +
                                      originalReaderTypeString + " (" + readerTypeString + ")");
                        }
                    }

                    var targetType = contentReaders[i].TargetType;
                    if (targetType != null)
                    {
                        if (!_contentReaders.ContainsKey(targetType))
                        {
                            _contentReaders.Add(targetType, contentReaders[i]);
                        }
                    }

                    // I think the next 4 bytes refer to the "Version" of the type reader,
                    // although it always seems to be zero
                    reader.ReadInt32();
                }

                // Initialize any new readers.
                for (var i = 0; i < contentReaders.Length; i++)
                {
                    if (needsInitialize.Get(i))
                    {
                        contentReaders[i].Initialize(this);
                    }
                }
            } // lock (_locker)

            return(contentReaders);
        }
Esempio n. 10
0
        internal ContentTypeReader[] LoadAssetReaders(ContentReader reader)
        {
#pragma warning disable 0219, 0649

            /* Trick to prevent the linker removing the code, but not actually execute the code
             * FIXME: Do we really need this in FNA?
             */
            if (falseflag)
            {
                /* Dummy variables required for it to work on iDevices ** DO NOT DELETE **
                 * This forces the classes not to be optimized out when deploying to iDevices
                 */
                ByteReader                hByteReader            = new ByteReader();
                SByteReader               hSByteReader           = new SByteReader();
                DateTimeReader            hDateTimeReader        = new DateTimeReader();
                DecimalReader             hDecimalReader         = new DecimalReader();
                BoundingSphereReader      hBoundingSphereReader  = new BoundingSphereReader();
                BoundingFrustumReader     hBoundingFrustumReader = new BoundingFrustumReader();
                RayReader                 hRayReader             = new RayReader();
                ListReader <char>         hCharListReader        = new ListReader <Char>();
                ListReader <Rectangle>    hRectangleListReader   = new ListReader <Rectangle>();
                ArrayReader <Rectangle>   hRectangleArrayReader  = new ArrayReader <Rectangle>();
                ListReader <Vector3>      hVector3ListReader     = new ListReader <Vector3>();
                ListReader <StringReader> hStringListReader      = new ListReader <StringReader>();
                ListReader <int>          hIntListReader         = new ListReader <Int32>();
                SpriteFontReader          hSpriteFontReader      = new SpriteFontReader();
                Texture2DReader           hTexture2DReader       = new Texture2DReader();
                CharReader                hCharReader            = new CharReader();
                RectangleReader           hRectangleReader       = new RectangleReader();
                StringReader              hStringReader          = new StringReader();
                Vector2Reader             hVector2Reader         = new Vector2Reader();
                Vector3Reader             hVector3Reader         = new Vector3Reader();
                Vector4Reader             hVector4Reader         = new Vector4Reader();
                CurveReader               hCurveReader           = new CurveReader();
                IndexBufferReader         hIndexBufferReader     = new IndexBufferReader();
                BoundingBoxReader         hBoundingBoxReader     = new BoundingBoxReader();
                MatrixReader              hMatrixReader          = new MatrixReader();
                BasicEffectReader         hBasicEffectReader     = new BasicEffectReader();
                VertexBufferReader        hVertexBufferReader    = new VertexBufferReader();
                AlphaTestEffectReader     hAlphaTestEffectReader = new AlphaTestEffectReader();
                EnumReader <Microsoft.Xna.Framework.Graphics.SpriteEffects> hEnumSpriteEffectsReader = new EnumReader <Graphics.SpriteEffects>();
                ArrayReader <float>   hArrayFloatReader   = new ArrayReader <float>();
                ArrayReader <Vector2> hArrayVector2Reader = new ArrayReader <Vector2>();
                ListReader <Vector2>  hListVector2Reader  = new ListReader <Vector2>();
                ArrayReader <Matrix>  hArrayMatrixReader  = new ArrayReader <Matrix>();
                EnumReader <Microsoft.Xna.Framework.Graphics.Blend> hEnumBlendReader = new EnumReader <Graphics.Blend>();
                NullableReader <Rectangle> hNullableRectReader      = new NullableReader <Rectangle>();
                EffectMaterialReader       hEffectMaterialReader    = new EffectMaterialReader();
                ExternalReferenceReader    hExternalReferenceReader = new ExternalReferenceReader();
                SoundEffectReader          hSoundEffectReader       = new SoundEffectReader();
                SongReader  hSongReader  = new SongReader();
                ModelReader hModelReader = new ModelReader();
                Int32Reader hInt32Reader = new Int32Reader();
            }
#pragma warning restore 0219, 0649

            /* The first content byte i read tells me the number of
             * content readers in this XNB file.
             */
            int numberOfReaders                 = reader.Read7BitEncodedInt();
            ContentTypeReader[] newReaders      = new ContentTypeReader[numberOfReaders];
            BitArray            needsInitialize = new BitArray(numberOfReaders);
            contentReaders = new Dictionary <Type, ContentTypeReader>(numberOfReaders);

            /* Lock until we're done allocating and initializing any new
             * content type readers... this ensures we can load content
             * from multiple threads and still cache the readers.
             */
            lock (locker)
            {
                /* For each reader in the file, we read out the
                 * length of the string which contains the type
                 * of the reader, then we read out the string.
                 * Finally we instantiate an instance of that
                 * reader using reflection.
                 */
                for (int i = 0; i < numberOfReaders; i += 1)
                {
                    /* This string tells us what reader we
                     * need to decode the following data.
                     */
                    string originalReaderTypeString = reader.ReadString();

                    Func <ContentTypeReader> readerFunc;
                    if (typeCreators.TryGetValue(originalReaderTypeString, out readerFunc))
                    {
                        newReaders[i]      = readerFunc();
                        needsInitialize[i] = true;
                    }
                    else
                    {
                        // Need to resolve namespace differences
                        string readerTypeString = originalReaderTypeString;
                        readerTypeString = PrepareType(readerTypeString);

                        Type l_readerType = Type.GetType(readerTypeString);
                        if (l_readerType != null)
                        {
                            ContentTypeReader typeReader;
                            if (!contentReadersCache.TryGetValue(l_readerType, out typeReader))
                            {
                                try
                                {
                                    typeReader = l_readerType.GetDefaultConstructor().Invoke(null) as ContentTypeReader;
                                }
                                catch (TargetInvocationException ex)
                                {
                                    /* If you are getting here, the Mono runtime
                                     * is most likely not able to JIT the type.
                                     * In particular, MonoTouch needs help
                                     * instantiating types that are only defined
                                     * in strings in Xnb files.
                                     */
                                    throw new InvalidOperationException(
                                              "Failed to get default constructor for ContentTypeReader. " +
                                              "To work around, add a creation function to ContentTypeReaderManager.AddTypeCreator() " +
                                              "with the following failed type string: " + originalReaderTypeString,
                                              ex
                                              );
                                }

                                needsInitialize[i] = true;

                                contentReadersCache.Add(l_readerType, typeReader);
                            }

                            newReaders[i] = typeReader;
                        }
                        else
                        {
                            throw new ContentLoadException(
                                      "Could not find ContentTypeReader Type. " +
                                      "Please ensure the name of the Assembly that " +
                                      "contains the Type matches the assembly in the full type name: " +
                                      originalReaderTypeString + " (" + readerTypeString + ")"
                                      );
                        }
                    }

                    contentReaders.Add(newReaders[i].TargetType, newReaders[i]);

                    /* I think the next 4 bytes refer to the "Version" of the type reader,
                     * although it always seems to be zero.
                     */
                    reader.ReadInt32();
                }

                // Initialize any new readers.
                for (int i = 0; i < newReaders.Length; i += 1)
                {
                    if (needsInitialize.Get(i))
                    {
                        newReaders[i].Initialize(this);
                    }
                }
            }             // lock (locker)

            return(newReaders);
        }
        internal ContentTypeReader[] LoadAssetReaders()
        {
#pragma warning disable 0219, 0649
            // Trick to prevent the linker removing the code, but not actually execute the code
            if (falseflag)
            {
                // Dummy variables required for it to work on iDevices ** DO NOT DELETE **
                // This forces the classes not to be optimized out when deploying to iDevices
                var hByteReader            = new ByteReader();
                var hSByteReader           = new SByteReader();
                var hDateTimeReader        = new DateTimeReader();
                var hDecimalReader         = new DecimalReader();
                var hBoundingSphereReader  = new BoundingSphereReader();
                var hBoundingFrustumReader = new BoundingFrustumReader();
                var hRayReader             = new RayReader();
                var hCharListReader        = new ListReader <Char>();
                var hRectangleListReader   = new ListReader <Rectangle>();
                var hVector3ListReader     = new ListReader <Vector3>();
                var hStringListReader      = new ListReader <StringReader>();
                var hSpriteFontReader      = new SpriteFontReader();
                var hTexture2DReader       = new Texture2DReader();
                var hCharReader            = new CharReader();
                var hRectangleReader       = new RectangleReader();
                var hStringReader          = new StringReader();
                var hVector2Reader         = new Vector2Reader();
                var hVector3Reader         = new Vector3Reader();
                var hVector4Reader         = new Vector4Reader();
                var hCurveReader           = new CurveReader();
                var hIndexBufferReader     = new IndexBufferReader();
                var hBoundingBoxReader     = new BoundingBoxReader();
                var hMatrixReader          = new MatrixReader();
                var hBasicEffectReader     = new BasicEffectReader();
                var hVertexBufferReader    = new VertexBufferReader();
                var hAlphaTestEffectReader = new AlphaTestEffectReader();
            }
#pragma warning restore 0219, 0649

            int numberOfReaders;

            // The first content byte i read tells me the number of content readers in this XNB file
            numberOfReaders = _reader.Read7BitEncodedInt();
            contentReaders  = new ContentTypeReader[numberOfReaders];

            // For each reader in the file, we read out the length of the string which contains the type of the reader,
            // then we read out the string. Finally we instantiate an instance of that reader using reflection
            for (int i = 0; i < numberOfReaders; i++)
            {
                // This string tells us what reader we need to decode the following data
                // string readerTypeString = reader.ReadString();
                string originalReaderTypeString = _reader.ReadString();

                // Need to resolve namespace differences
                string readerTypeString = originalReaderTypeString;

                readerTypeString = PrepareType(readerTypeString);

                Type l_readerType = Type.GetType(readerTypeString);

                if (l_readerType != null)
                {
                    contentReaders[i] = (ContentTypeReader)Activator.CreateInstance(l_readerType, true);
                }
                else
                {
                    throw new ContentLoadException("Could not find matching content reader of type " + originalReaderTypeString + " (" + readerTypeString + ")");
                }

                // I think the next 4 bytes refer to the "Version" of the type reader,
                // although it always seems to be zero
                int typeReaderVersion = _reader.ReadInt32();
            }

            return(contentReaders);
        }
Esempio n. 12
0
        public ContentTypeReader[] LoadAssetReaders(ContentReader reader)
        {
            // Dummy variables required for it to work on iDevices ** DO NOT DELETE **
            // This forces the classes not to be optimized out when deploying to iDevices
            ListReader <Char>         hCharListReader      = new ListReader <Char>();
            ListReader <Rectangle>    hRectangleListReader = new ListReader <Rectangle>();
            ListReader <Vector3>      hVector3ListReader   = new ListReader <Vector3>();
            ListReader <StringReader> hStringListReader    = new ListReader <StringReader>();
            SpriteFontReader          hSpriteFontReader    = new SpriteFontReader();
            Texture2DReader           hTexture2DReader     = new Texture2DReader();
            CharReader      hCharReader      = new CharReader();
            RectangleReader hRectangleReader = new RectangleReader();
            StringReader    hStringReader    = new StringReader();
            Vector3Reader   hVector3Reader   = new Vector3Reader();

            int numberOfReaders;

            ContentTypeReader[] contentReaders;

            // The first 4 bytes should be the "XNBw" header. i use that to detect an invalid file
            byte[] headerBuffer = new byte[4];
            reader.Read(headerBuffer, 0, 4);
            string headerString = Encoding.UTF8.GetString(headerBuffer, 0, 4);

            if (string.Compare(headerString, "XNBw", StringComparison.InvariantCultureIgnoreCase) != 0)
            {
                throw new ContentLoadException("Asset does not appear to be a valid XNB file.  Did you process your content for Windows?");
            }

            // I think these two bytes are some kind of version number. Either for the XNB file or the type readers
            byte version    = reader.ReadByte();
            byte compressed = reader.ReadByte();
            // The next int32 is the length of the XNB file
            int xnbLength = reader.ReadInt32();

            if (compressed != 0)
            {
                throw new NotImplementedException("MonoGame cannot read compressed XNB files. Please use the XNB files from the Debug build of your XNA game instead. If someone wants to contribute decompression logic, that would be fantastic.");
            }

            // The next byte i read tells me the number of content readers in this XNB file
            numberOfReaders = reader.ReadByte();
            contentReaders  = new ContentTypeReader[numberOfReaders];

            // For each reader in the file, we read out the length of the string which contains the type of the reader,
            // then we read out the string. Finally we instantiate an instance of that reader using reflection
            for (int i = 0; i < numberOfReaders; i++)
            {
                // This string tells us what reader we need to decode the following data
                // string readerTypeString = reader.ReadString();
                string originalReaderTypeString = reader.ReadString();

                // Need to resolve namespace differences
                string readerTypeString = originalReaderTypeString;

                /*if(readerTypeString.IndexOf(", Microsoft.Xna.Framework") != -1)
                 * {
                 *      string[] tokens = readerTypeString.Split(new char[] { ',' });
                 *      readerTypeString = "";
                 *      for(int j = 0; j < tokens.Length; j++)
                 *      {
                 *              if(j != 0)
                 *                      readerTypeString += ",";
                 *
                 *              if(j == 1)
                 *                      readerTypeString += " Microsoft.Xna.Framework";
                 *              else
                 *                      readerTypeString += tokens[j];
                 *      }
                 *      readerTypeString = readerTypeString.Replace(", Microsoft.Xna.Framework", "@");
                 * }*/

                if (readerTypeString.Contains("PublicKey"))
                {
                    //if (readerTypeString.Contains("[[")) {
                    readerTypeString = readerTypeString.Split(new char[] { '[', '[' })[0] + "[" +
                                       readerTypeString.Split(new char[] { '[', '[' })[2].Split(',')[0] + "]";
                    //}
                    //else {
                    //	// If the readerTypeString did not contain "[[" to split the
                    //	// types then we assume it is XNA 4.0 which splits the types
                    //	// by ', '
                    //	readerTypeString = readerTypeString.Split(new char[] { ',', ' '})[0];
                    //
                    //}
                }

                readerTypeString = readerTypeString.Replace("Microsoft.Xna.Framework", "Microsoft.Xna.Framework");
                Type l_readerType = Type.GetType(readerTypeString);

                if (l_readerType != null)
                {
                    contentReaders[i] = (ContentTypeReader)Activator.CreateInstance(l_readerType, true);
                }
                else
                {
                    throw new ContentLoadException("Could not find matching content reader of type " + originalReaderTypeString);
                }



                // I think the next 4 bytes refer to the "Version" of the type reader,
                // although it always seems to be zero
                int typeReaderVersion = reader.ReadInt32();
            }

            return(contentReaders);
        }
Esempio n. 13
0
        public T Load <T>(string assetName)
        {
            string originalAssetName = assetName;
            object result            = null;

            if (this.graphicsDeviceService == null)
            {
                this.graphicsDeviceService = serviceProvider.GetService(typeof(IGraphicsDeviceService)) as IGraphicsDeviceService;
                if (this.graphicsDeviceService == null)
                {
                    throw new InvalidOperationException("No Graphics Device Service");
                }
            }

            assetName = Path.Combine(_rootDirectory, assetName.Replace('\\', Path.DirectorySeparatorChar));

            // Get the real file name
            if ((typeof(T) == typeof(Texture2D)))
            {
                assetName = Texture2DReader.Normalize(assetName);
            }
            else if ((typeof(T) == typeof(SpriteFont)))
            {
                assetName = SpriteFontReader.Normalize(assetName);
            }
            else if ((typeof(T) == typeof(Effect)))
            {
                assetName = Effect.Normalize(assetName);
            }
            else if ((typeof(T) == typeof(Song)))
            {
                assetName = SongReader.Normalize(assetName);
            }
            else if ((typeof(T) == typeof(SoundEffect)))
            {
                assetName = SoundEffectReader.Normalize(assetName);
            }
            else if ((typeof(T) == typeof(Video)))
            {
                assetName = Video.Normalize(assetName);
            }
            else
            {
                throw new NotSupportedException("Format not supported");
            }

            if (string.IsNullOrEmpty(assetName))
            {
                throw new ContentLoadException("Could not load " + originalAssetName + " asset!");
            }

            if (Path.GetExtension(assetName).ToUpper() != ".XNB")
            {
                if ((typeof(T) == typeof(Texture2D)))
                {
                    //Basically the same as Texture2D.FromFile but loading from the assets instead of a filePath
                    Stream assetStream = Game.contextInstance.Assets.Open(assetName);
                    Bitmap image       = BitmapFactory.DecodeStream(assetStream);
                    //Bitmap image = BitmapFactory.DecodeFileDescriptor(Game.contextInstance.Assets.OpenFd(assetName).FileDescriptor);
                    ESImage theTexture;

                    if (GraphicsDevice.openGLESVersion == OpenTK.Graphics.GLContextVersion.Gles2_0)
                    {
                        theTexture = new ESImage(image, graphicsDeviceService.GraphicsDevice.PreferedFilterGL20);
                    }
                    else
                    {
                        theTexture = new ESImage(image, graphicsDeviceService.GraphicsDevice.PreferedFilterGL11);
                    }

                    result = new Texture2D(theTexture)
                    {
                        Name = Path.GetFileNameWithoutExtension(assetName)
                    };
                }
                if ((typeof(T) == typeof(SpriteFont)))
                {
                    //result = new SpriteFont(Texture2D.FromFile(graphicsDeviceService.GraphicsDevice,assetName), null, null, null, 0, 0.0f, null, null);
                    throw new NotImplementedException();
                }

                if ((typeof(T) == typeof(Song)))
                {
                    result = new Song(assetName);
                }
                if ((typeof(T) == typeof(SoundEffect)))
                {
                    result = new SoundEffect(assetName);
                }
                if ((typeof(T) == typeof(Video)))
                {
                    result = new Video(assetName);
                }
            }
            else
            {
                // Load a XNB file
                //Loads from Assets directory + /assetName
                Stream assetStream = Game.contextInstance.Assets.Open(assetName);

                ContentReader            reader      = new ContentReader(this, assetStream, this.graphicsDeviceService.GraphicsDevice);
                ContentTypeReaderManager typeManager = new ContentTypeReaderManager(reader);
                reader.TypeReaders = typeManager.LoadAssetReaders(reader);
                foreach (ContentTypeReader r in reader.TypeReaders)
                {
                    r.Initialize(typeManager);
                }
                // we need to read a byte here for things to work out, not sure why
                reader.ReadByte();

                // Get the 1-based index of the typereader we should use to start decoding with
                int index = reader.ReadByte();
                ContentTypeReader contentReader = reader.TypeReaders[index - 1];
                result = reader.ReadObject <T>(contentReader);

                reader.Close();
                assetStream.Close();
            }

            if (result == null)
            {
                throw new ContentLoadException("Could not load " + originalAssetName + " asset!");
            }

            return((T)result);
        }
        private ContentTypeReader GetReaderByTypeName(string originalReaderTypeString, out bool needsInitialize)
        {
            string            readerTypeString = PrepareType(originalReaderTypeString);
            ContentTypeReader typeReader;

            if (contentReaders.TryGetValue(readerTypeString, out typeReader))
            {
                needsInitialize = true;
                return(typeReader);
            }
            else
            {
                int length = originalReaderTypeString.IndexOf(',');
                if (length == -1)
                {
                    length = originalReaderTypeString.Length;
                }
                string readerTypeName = originalReaderTypeString.Substring(0, length);
                // we need to hardcode typereaders because reflection doesn't work on consoles
                switch (readerTypeName)
                {
                case "System.Char":
                case "Microsoft.Xna.Framework.Content.CharReader":
                    typeReader = new CharReader();
                    break;

                case "Microsoft.Xna.Framework.Vector3":
                case "Microsoft.Xna.Framework.Content.Vector3Reader":
                    typeReader = new Vector3Reader();
                    break;

                case "Microsoft.Xna.Framework.Rectangle":
                case "Microsoft.Xna.Framework.Content.RectangleReader":
                    typeReader = new RectangleReader();
                    break;

                case "Microsoft.Xna.Framework.Content.Texture2DReader":
                    typeReader = new Texture2DReader();
                    break;

                case "Microsoft.Xna.Framework.Content.SpriteFontReader":
                    typeReader = new SpriteFontReader();
                    break;

                case "Microsoft.Xna.Framework.Content.ListReader`1[[Microsoft.Xna.Framework.Rectangle":
                    typeReader = new ListReader <Rectangle>();
                    break;

                case "Microsoft.Xna.Framework.Content.ListReader`1[[System.Char":
                    typeReader = new ListReader <Char>();
                    break;

                case "Microsoft.Xna.Framework.Content.ListReader`1[[Microsoft.Xna.Framework.Vector3":
                    typeReader = new ListReader <Vector3>();
                    break;

                case "TextureAtlasContent.TextureAtlasReader":
                    typeReader = new TextureAtlasReader();
                    break;

                case "TextureAtlasContent.TextureRegionReader":
                    typeReader = new TextureRegionReader();
                    break;

                default:
                    throw new ContentLoadException(
                              "Could not find ContentTypeReader Type. " +
                              "Please ensure the name of the Assembly that " +
                              "contains the Type matches the assembly in the full type name: " +
                              originalReaderTypeString + " (" + readerTypeString + ")");
                }

                typeReader.Initialize(this);
                contentReaders.Add(readerTypeString, typeReader);
                needsInitialize = false;
                return(typeReader);
            }
        }
Esempio n. 15
0
 internal ContentTypeReader[] LoadAssetReaders()
 {
   if (ContentTypeReaderManager.falseflag)
   {
     ByteReader byteReader = new ByteReader();
     SByteReader sbyteReader = new SByteReader();
     DateTimeReader dateTimeReader = new DateTimeReader();
     DecimalReader decimalReader = new DecimalReader();
     BoundingSphereReader boundingSphereReader = new BoundingSphereReader();
     BoundingFrustumReader boundingFrustumReader = new BoundingFrustumReader();
     RayReader rayReader = new RayReader();
     ListReader<char> listReader1 = new ListReader<char>();
     ListReader<Rectangle> listReader2 = new ListReader<Rectangle>();
     ArrayReader<Rectangle> arrayReader1 = new ArrayReader<Rectangle>();
     ListReader<Vector3> listReader3 = new ListReader<Vector3>();
     ListReader<StringReader> listReader4 = new ListReader<StringReader>();
     ListReader<int> listReader5 = new ListReader<int>();
     SpriteFontReader spriteFontReader = new SpriteFontReader();
     Texture2DReader texture2Dreader = new Texture2DReader();
     CharReader charReader = new CharReader();
     RectangleReader rectangleReader = new RectangleReader();
     StringReader stringReader = new StringReader();
     Vector2Reader vector2Reader = new Vector2Reader();
     Vector3Reader vector3Reader = new Vector3Reader();
     Vector4Reader vector4Reader = new Vector4Reader();
     CurveReader curveReader = new CurveReader();
     IndexBufferReader indexBufferReader = new IndexBufferReader();
     BoundingBoxReader boundingBoxReader = new BoundingBoxReader();
     MatrixReader matrixReader = new MatrixReader();
     BasicEffectReader basicEffectReader = new BasicEffectReader();
     VertexBufferReader vertexBufferReader = new VertexBufferReader();
     AlphaTestEffectReader testEffectReader = new AlphaTestEffectReader();
     EnumReader<SpriteEffects> enumReader1 = new EnumReader<SpriteEffects>();
     ArrayReader<float> arrayReader2 = new ArrayReader<float>();
     ArrayReader<Vector2> arrayReader3 = new ArrayReader<Vector2>();
     ListReader<Vector2> listReader6 = new ListReader<Vector2>();
     ArrayReader<Matrix> arrayReader4 = new ArrayReader<Matrix>();
     EnumReader<Blend> enumReader2 = new EnumReader<Blend>();
     NullableReader<Rectangle> nullableReader = new NullableReader<Rectangle>();
     EffectMaterialReader effectMaterialReader = new EffectMaterialReader();
     ExternalReferenceReader externalReferenceReader = new ExternalReferenceReader();
   }
   int length = this._reader.Read7BitEncodedInt();
   this.contentReaders = new ContentTypeReader[length];
   for (int index = 0; index < length; ++index)
   {
     string str = this._reader.ReadString();
     Func<ContentTypeReader> func;
     if (ContentTypeReaderManager.typeCreators.TryGetValue(str, out func))
     {
       this.contentReaders[index] = func();
     }
     else
     {
       string typeName = ContentTypeReaderManager.PrepareType(str);
       Type type = Type.GetType(typeName);
       if (type != (Type) null)
       {
         try
         {
           this.contentReaders[index] = ContentExtensions.GetDefaultConstructor(type).Invoke((object[]) null) as ContentTypeReader;
         }
         catch (TargetInvocationException ex)
         {
           throw new InvalidOperationException("Failed to get default constructor for ContentTypeReader. To work around, add a creation function to ContentTypeReaderManager.AddTypeCreator() with the following failed type string: " + str);
         }
       }
       else
         throw new ContentLoadException("Could not find matching content reader of type " + str + " (" + typeName + ")");
     }
     this._reader.ReadInt32();
   }
   return this.contentReaders;
 }
Esempio n. 16
0
        public T Load <T>(string assetName)
        {
            string originalAssetName = assetName;
            object result            = null;

            if (this.graphicsDeviceService == null)
            {
                this.graphicsDeviceService = serviceProvider.GetService(typeof(IGraphicsDeviceService)) as IGraphicsDeviceService;
                if (this.graphicsDeviceService == null)
                {
                    throw new InvalidOperationException("No Graphics Device Service");
                }
            }

            if (string.IsNullOrEmpty(assetName))
            {
                throw new ArgumentException("assetname");
            }

            if (!string.IsNullOrEmpty(_rootDirectory))
            {
                assetName = _rootDirectory + Path.DirectorySeparatorChar + assetName;
            }

            // Check for windows-style directory separator character
            assetName = assetName.Replace('\\', Path.DirectorySeparatorChar);

            // Get the real file name
            if ((typeof(T) == typeof(Texture2D)))
            {
                assetName = Texture2DReader.Normalize(assetName);
            }
            if ((typeof(T) == typeof(SpriteFont)))
            {
                assetName = SpriteFontReader.Normalize(assetName);
            }
            if ((typeof(T) == typeof(Song)))
            {
                assetName = SongReader.Normalize(assetName);
            }
            if ((typeof(T) == typeof(SoundEffect)))
            {
                assetName = SoundEffectReader.Normalize(assetName);
            }
            if ((typeof(T) == typeof(Video)))
            {
                assetName = Video.Normalize(assetName);
            }
            if ((typeof(T) == typeof(Effect)))
            {
                assetName = Effect.Normalize(assetName);
            }

            if (string.IsNullOrEmpty(assetName))
            {
                throw new ContentLoadException("Could not load " + originalAssetName + " asset!");
            }

            if (Path.GetExtension(assetName).ToUpper() != ".XNB")
            {
                if ((typeof(T) == typeof(Texture2D)))
                {
                    result = Texture2D.FromFile(graphicsDeviceService.GraphicsDevice, assetName);
                }
                if ((typeof(T) == typeof(SpriteFont)))
                {
                    //result = new SpriteFont(Texture2D.FromFile(graphicsDeviceService.GraphicsDevice,assetName), null, null, null, 0, 0.0f, null, null);
                    throw new NotImplementedException();
                }
                if ((typeof(T) == typeof(Song)))
                {
                    result = new Song(assetName);
                }
                if ((typeof(T) == typeof(SoundEffect)))
                {
                    result = new SoundEffect(assetName);
                }
                if ((typeof(T) == typeof(Video)))
                {
                    result = new Video(assetName);
                }
            }
            else
            {
                // Load a XNB file
                FileStream stream = new FileStream(assetName, FileMode.Open, FileAccess.Read, FileShare.Read);

                ContentReader            reader      = new ContentReader(this, stream, this.graphicsDeviceService.GraphicsDevice);
                ContentTypeReaderManager typeManager = new ContentTypeReaderManager(reader);
                reader.TypeReaders = typeManager.LoadAssetReaders(reader);
                foreach (ContentTypeReader r in reader.TypeReaders)
                {
                    r.Initialize(typeManager);
                }
                // we need to read a byte here for things to work out, not sure why
                reader.ReadByte();

                // Get the 1-based index of the typereader we should use to start decoding with
                int index = reader.ReadByte();
                ContentTypeReader contentReader = reader.TypeReaders[index - 1];
                result = reader.ReadObject <T>(contentReader);

                reader.Close();
                stream.Close();
            }

            if (result == null)
            {
                throw new ContentLoadException("Could not load " + originalAssetName + " asset!");
            }

            return((T)result);
        }
Esempio n. 17
0
        public T Load <T>(string assetName)
        {
            string originalAssetName = assetName;
            object result            = null;

            if (this.graphicsDeviceService == null)
            {
                this.graphicsDeviceService = serviceProvider.GetService(typeof(IGraphicsDeviceService)) as IGraphicsDeviceService;
                if (this.graphicsDeviceService == null)
                {
                    throw new InvalidOperationException("No Graphics Device Service");
                }
            }

            if (string.IsNullOrEmpty(assetName))
            {
                throw new ArgumentException("assetname");
            }

            if (!string.IsNullOrEmpty(_rootDirectory))
            {
                assetName = _rootDirectory + Path.DirectorySeparatorChar + assetName;
            }

            // Check for windows-style directory separator character
            assetName = assetName.Replace('\\', Path.DirectorySeparatorChar);

            // Get the real file name
            if ((typeof(T) == typeof(Texture2D)))
            {
                assetName = Texture2DReader.Normalize(assetName);
            }
            if ((typeof(T) == typeof(SpriteFont)))
            {
                assetName = SpriteFontReader.Normalize(assetName);
            }
            if ((typeof(T) == typeof(Song)))
            {
                assetName = SongReader.Normalize(assetName);
            }
            if ((typeof(T) == typeof(SoundEffect)))
            {
                assetName = SoundEffectReader.Normalize(assetName);
            }
            if ((typeof(T) == typeof(Video)))
            {
                assetName = Video.Normalize(assetName);
            }
            if ((typeof(T) == typeof(Effect)))
            {
                assetName = Effect.Normalize(assetName);
            }

            if (string.IsNullOrEmpty(assetName))
            {
                throw new ContentLoadException("Could not load " + originalAssetName + " asset!");
            }

            if (!Path.HasExtension(assetName))
            {
                assetName = string.Format("{0}.xnb", assetName);
            }

            if (Path.GetExtension(assetName).ToUpper() == ".XNB")
            {
                // Load a XNB file
                FileStream   stream    = new FileStream(assetName, FileMode.Open, FileAccess.Read, FileShare.Read);
                BinaryReader xnbReader = new BinaryReader(stream);

                // The first 4 bytes should be the "XNB" header. i use that to detect an invalid file
                byte[] headerBuffer = new byte[3];
                xnbReader.Read(headerBuffer, 0, 3);

                string headerString = Encoding.UTF8.GetString(headerBuffer, 0, 3);

                byte platform = xnbReader.ReadByte();

                if (string.Compare(headerString, "XNB") != 0 ||
                    !(platform == 'w' || platform == 'x' || platform == 'm'))
                {
                    throw new ContentLoadException("Asset does not appear to be a valid XNB file. Did you process your content for Windows?");
                }

                ushort version         = xnbReader.ReadUInt16();
                int    graphicsProfile = version & 0x7f00;
                version &= 0x80ff;

                bool compressed = false;
                if (version == 0x8005 || version == 0x8004)
                {
                    compressed = true;
                }
                else if (version != 5 && version != 4)
                {
                    throw new ContentLoadException("Invalid XNB version");
                }

                // The next int32 is the length of the XNB file
                int xnbLength = xnbReader.ReadInt32();

                ContentReader reader;
                if (compressed)
                {
                    //decompress the xnb
                    //thanks to ShinAli (https://bitbucket.org/alisci01/xnbdecompressor)
                    int compressedSize   = xnbLength - 14;
                    int decompressedSize = xnbReader.ReadInt32();
                    int newFileSize      = decompressedSize + 10;

                    MemoryStream decompressedStream = new MemoryStream(decompressedSize);

                    LzxDecoder dec          = new LzxDecoder(16);
                    int        decodedBytes = 0;
                    int        pos          = 0;

                    while (pos < compressedSize)
                    {
                        // let's seek to the correct position
                        stream.Seek(pos + 14, SeekOrigin.Begin);
                        int hi         = stream.ReadByte();
                        int lo         = stream.ReadByte();
                        int block_size = (hi << 8) | lo;
                        int frame_size = 0x8000;
                        if (hi == 0xFF)
                        {
                            hi         = lo;
                            lo         = (byte)stream.ReadByte();
                            frame_size = (hi << 8) | lo;
                            hi         = (byte)stream.ReadByte();
                            lo         = (byte)stream.ReadByte();
                            block_size = (hi << 8) | lo;
                            pos       += 5;
                        }
                        else
                        {
                            pos += 2;
                        }

                        if (block_size == 0 || frame_size == 0)
                        {
                            break;
                        }

                        int lzxRet = dec.Decompress(stream, block_size, decompressedStream, frame_size);
                        pos          += block_size;
                        decodedBytes += frame_size;
                    }

                    if (decompressedStream.Position != decompressedSize)
                    {
                        throw new ContentLoadException("Decompression of " + originalAssetName + "failed. " +
                                                       " Try decompressing with nativeDecompressXnb first.");
                    }

                    decompressedStream.Seek(0, SeekOrigin.Begin);
                    reader = new ContentReader(this, decompressedStream, this.graphicsDeviceService.GraphicsDevice);
                }
                else
                {
                    reader = new ContentReader(this, stream, this.graphicsDeviceService.GraphicsDevice);
                }

                ContentTypeReaderManager typeManager = new ContentTypeReaderManager(reader);
                reader.TypeReaders = typeManager.LoadAssetReaders(reader);
                foreach (ContentTypeReader r in reader.TypeReaders)
                {
                    r.Initialize(typeManager);
                }
                // we need to read a byte here for things to work out, not sure why
                reader.ReadByte();

                // Get the 1-based index of the typereader we should use to start decoding with
                int index = reader.ReadByte();
                ContentTypeReader contentReader = reader.TypeReaders[index - 1];
                result = reader.ReadObject <T>(contentReader);

                reader.Close();
                stream.Close();
            }
            else
            {
                if ((typeof(T) == typeof(Texture2D)))
                {
                    result = Texture2D.FromFile(graphicsDeviceService.GraphicsDevice, assetName);
                }
                if ((typeof(T) == typeof(SpriteFont)))
                {
                    //result = new SpriteFont(Texture2D.FromFile(graphicsDeviceService.GraphicsDevice,assetName), null, null, null, 0, 0.0f, null, null);
                    throw new NotImplementedException();
                }
                if ((typeof(T) == typeof(Song)))
                {
                    result = new Song(assetName);
                }
                if ((typeof(T) == typeof(SoundEffect)))
                {
                    result = new SoundEffect(assetName);
                }
                if ((typeof(T) == typeof(Video)))
                {
                    result = new Video(assetName);
                }
                if ((typeof(T) == typeof(Effect)))
                {
                    result = new Effect(graphicsDeviceService.GraphicsDevice, assetName);
                }
            }

            if (result == null)
            {
                throw new ContentLoadException("Could not load " + originalAssetName + " asset!");
            }

            return((T)result);
        }
Esempio n. 18
0
        protected T ReadAsset <T>(string assetName, Action <IDisposable> recordDisposableObject)
        {
            if (string.IsNullOrEmpty(assetName))
            {
                throw new ArgumentNullException("assetName");
            }
            if (disposed)
            {
                throw new ObjectDisposedException("ContentManager");
            }

            object result = null;

            // FIXME: Should this block be here? -flibit
            if (graphicsDeviceService == null)
            {
                graphicsDeviceService = ServiceProvider.GetService(typeof(IGraphicsDeviceService)) as IGraphicsDeviceService;
                if (graphicsDeviceService == null)
                {
                    throw new InvalidOperationException("No Graphics Device Service");
                }
            }

            Stream stream            = null;
            string modifiedAssetName = String.Empty;             // Will be used if we have to guess a filename

            try
            {
                stream = OpenStream(assetName);
            }
            catch (Exception e)
            {
                // Okay, so we couldn’t open it. Maybe it needs a different extension?
                // FIXME: Normalizing checks for a file on the disk, what about custom streams? -flibit
                modifiedAssetName = FileHelpers.NormalizeFilePathSeparators(
                    Path.Combine(RootDirectoryFullPath, assetName)
                    );
                if (typeof(T) == typeof(Texture2D) || typeof(T) == typeof(Texture))
                {
                    modifiedAssetName = Texture2DReader.Normalize(modifiedAssetName);
                }
                else if ((typeof(T) == typeof(SoundEffect)))
                {
                    modifiedAssetName = SoundEffectReader.Normalize(modifiedAssetName);
                }
                else if ((typeof(T) == typeof(Effect)))
                {
                    modifiedAssetName = EffectReader.Normalize(modifiedAssetName);
                }
                else if ((typeof(T) == typeof(Song)))
                {
                    modifiedAssetName = SongReader.Normalize(modifiedAssetName);
                }
                else if ((typeof(T) == typeof(Video)))
                {
                    modifiedAssetName = VideoReader.Normalize(modifiedAssetName);
                }

                // Did we get anything…?
                if (String.IsNullOrEmpty(modifiedAssetName))
                {
                    // Nope, nothing we’re aware of!
                    throw new ContentLoadException(
                              "Could not load asset " + assetName + "! Error: " + e.Message,
                              e
                              );
                }

                stream = File.OpenRead(modifiedAssetName);
            }

            using (BinaryReader xnbReader = new BinaryReader(stream))
            {
                try
                {
                    // Try to load as XNB file
                    using (ContentReader reader = GetContentReaderFromXnb(assetName, ref stream, xnbReader, recordDisposableObject))
                    {
                        result = reader.ReadAsset <T>();
                        GraphicsResource resource = result as GraphicsResource;
                        if (resource != null)
                        {
                            resource.Name = assetName;
                        }
                    }
                }
                catch (Exception e)
                {
                    // FIXME: Assuming seekable streams! -flibit
                    stream.Seek(0, SeekOrigin.Begin);

                    // Try to load as a raw asset
                    if (typeof(T) == typeof(Texture2D) || typeof(T) == typeof(Texture))
                    {
                        Texture2D texture = Texture2D.FromStream(
                            graphicsDeviceService.GraphicsDevice,
                            stream
                            );
                        texture.Name = assetName;
                        result       = texture;
                    }
                    else if ((typeof(T) == typeof(SoundEffect)))
                    {
                        result = SoundEffect.FromStream(stream);
                    }
                    else if ((typeof(T) == typeof(Effect)))
                    {
                        byte[] data = new byte[stream.Length];
                        stream.Read(data, 0, (int)stream.Length);
                        result = new Effect(graphicsDeviceService.GraphicsDevice, data);
                    }
                    else if ((typeof(T) == typeof(Song)))
                    {
                        // FIXME: Not using the stream! -flibit
                        result = new Song(modifiedAssetName);
                    }
                    else if ((typeof(T) == typeof(Video)))
                    {
                        // FIXME: Not using the stream! -flibit
                        result = new Video(modifiedAssetName);
                    }
                    else
                    {
                        // We dunno WTF this is, give them the XNB Exception.
                        throw e;
                    }

                    /* Because Raw Assets skip the ContentReader step, they need to have their
                     * disposables recorded here. Doing it outside of this catch will
                     * result in disposables being logged twice.
                     */
                    IDisposable disposableResult = result as IDisposable;
                    if (disposableResult != null)
                    {
                        if (recordDisposableObject != null)
                        {
                            recordDisposableObject(disposableResult);
                        }
                        else
                        {
                            disposableAssets.Add(disposableResult);
                        }
                    }
                }
            }

            if (result == null)
            {
                throw new ContentLoadException("Could not load " + assetName + " asset!");
            }

            return((T)result);
        }
Esempio n. 19
0
        protected T ReadAsset <T>(string assetName, Action <IDisposable> recordDisposableObject)
        {
            if (string.IsNullOrEmpty(assetName))
            {
                throw new ArgumentNullException();
            }
            if (disposed)
            {
                throw new ObjectDisposedException("ContentManager");
            }

            string originalAssetName = assetName;
            object result            = null;

            if (this.graphicsDeviceService == null)
            {
                this.graphicsDeviceService = serviceProvider.GetService(typeof(IGraphicsDeviceService)) as IGraphicsDeviceService;
                if (this.graphicsDeviceService == null)
                {
                    throw new InvalidOperationException("No Graphics Device Service");
                }
            }

            // Replace Windows path separators with local path separators
            assetName = Path.Combine(_rootDirectory, assetName.Replace('\\', Path.DirectorySeparatorChar));

            // Get the real file name
            if ((typeof(T) == typeof(Texture2D)))
            {
                assetName = Texture2DReader.Normalize(assetName);
            }
            else if ((typeof(T) == typeof(SpriteFont)))
            {
                assetName = SpriteFontReader.Normalize(assetName);
            }
            else if ((typeof(T) == typeof(Effect)))
            {
                assetName = Effect.Normalize(assetName);
            }
            else if ((typeof(T) == typeof(Song)))
            {
                assetName = SongReader.Normalize(assetName);
            }
            else if ((typeof(T) == typeof(SoundEffect)))
            {
                assetName = SoundEffectReader.Normalize(assetName);
            }
            else if ((typeof(T) == typeof(Video)))
            {
                assetName = Video.Normalize(assetName);
            }
            else
            {
                throw new NotSupportedException("Format not supported");
            }

            if (string.IsNullOrEmpty(assetName))
            {
                throw new ContentLoadException("Could not load " + originalAssetName + " asset!");
            }

            if (!Path.HasExtension(assetName))
            {
                assetName = string.Format("{0}.xnb", assetName);
            }

            if (Path.GetExtension(assetName).ToUpper() == ".XNB")
            {
                // Load a XNB file
                //Loads from Assets directory + /assetName
                Stream       stream    = OpenStream(assetName);
                BinaryReader xnbReader = new BinaryReader(stream);

                // The first 4 bytes should be the "XNB" header. i use that to detect an invalid file
                byte[] headerBuffer = new byte[3];
                xnbReader.Read(headerBuffer, 0, 3);

                string headerString = Encoding.UTF8.GetString(headerBuffer, 0, 3);

                byte platform = xnbReader.ReadByte();

                if (string.Compare(headerString, "XNB") != 0 ||
                    !(platform == 'w' || platform == 'x' || platform == 'm'))
                {
                    throw new ContentLoadException("Asset does not appear to be a valid XNB file. Did you process your content for Windows?");
                }

                ushort version         = xnbReader.ReadUInt16();
                int    graphicsProfile = version & 0x7f00;
                version &= 0x80ff;

                bool compressed = false;
                if (version == 0x8005 || version == 0x8004)
                {
                    compressed = true;
                }
                else if (version != 5 && version != 4)
                {
                    throw new ContentLoadException("Invalid XNB version");
                }

                // The next int32 is the length of the XNB file
                int xnbLength = xnbReader.ReadInt32();

                ContentReader reader;
                if (compressed)
                {
                    //decompress the xnb
                    //thanks to ShinAli (https://bitbucket.org/alisci01/xnbdecompressor)
                    int compressedSize   = xnbLength - 14;
                    int decompressedSize = xnbReader.ReadInt32();
                    int newFileSize      = decompressedSize + 10;

                    MemoryStream decompressedStream = new MemoryStream(decompressedSize);

                    LzxDecoder dec          = new LzxDecoder(16);
                    int        decodedBytes = 0;
                    int        pos          = 0;

                    while (pos < compressedSize)
                    {
                        // let's seek to the correct position
                        stream.Seek(pos + 14, SeekOrigin.Begin);
                        int hi         = stream.ReadByte();
                        int lo         = stream.ReadByte();
                        int block_size = (hi << 8) | lo;
                        int frame_size = 0x8000;
                        if (hi == 0xFF)
                        {
                            hi         = lo;
                            lo         = (byte)stream.ReadByte();
                            frame_size = (hi << 8) | lo;
                            hi         = (byte)stream.ReadByte();
                            lo         = (byte)stream.ReadByte();
                            block_size = (hi << 8) | lo;
                            pos       += 5;
                        }
                        else
                        {
                            pos += 2;
                        }

                        if (block_size == 0 || frame_size == 0)
                        {
                            break;
                        }

                        int lzxRet = dec.Decompress(stream, block_size, decompressedStream, frame_size);
                        pos          += block_size;
                        decodedBytes += frame_size;
                    }

                    if (decompressedStream.Position != decompressedSize)
                    {
                        throw new ContentLoadException("Decompression of " + originalAssetName + "failed. " +
                                                       " Try decompressing with nativeDecompressXnb first.");
                    }

                    decompressedStream.Seek(0, SeekOrigin.Begin);
                    reader = new ContentReader(this, decompressedStream, this.graphicsDeviceService.GraphicsDevice);
                }
                else
                {
                    reader = new ContentReader(this, stream, this.graphicsDeviceService.GraphicsDevice);
                }

                ContentTypeReaderManager typeManager = new ContentTypeReaderManager(reader);
                reader.TypeReaders = typeManager.LoadAssetReaders(reader);
                foreach (ContentTypeReader r in reader.TypeReaders)
                {
                    r.Initialize(typeManager);
                }
                // we need to read a byte here for things to work out, not sure why
                reader.ReadByte();

                // Get the 1-based index of the typereader we should use to start decoding with
                int index = reader.ReadByte();
                ContentTypeReader contentReader = reader.TypeReaders[index - 1];
                result = reader.ReadObject <T>(contentReader);

                reader.Close();
                stream.Close();
            }
            else
            {
                if ((typeof(T) == typeof(Texture2D)))
                {
                    //Basically the same as Texture2D.FromFile but loading from the assets instead of a filePath
                    Stream  assetStream = OpenStream(assetName);
                    Bitmap  image       = BitmapFactory.DecodeStream(assetStream);
                    ESImage theTexture  = new ESImage(image, graphicsDeviceService.GraphicsDevice.PreferedFilter);
                    result = new Texture2D(theTexture)
                    {
                        Name = Path.GetFileNameWithoutExtension(assetName)
                    };
                }
                if ((typeof(T) == typeof(SpriteFont)))
                {
                    //result = new SpriteFont(Texture2D.FromFile(graphicsDeviceService.GraphicsDevice,assetName), null, null, null, 0, 0.0f, null, null);
                    throw new NotImplementedException();
                }

                if ((typeof(T) == typeof(Song)))
                {
                    result = new Song(assetName);
                }
                if ((typeof(T) == typeof(SoundEffect)))
                {
                    result = new SoundEffect(assetName);
                }
                if ((typeof(T) == typeof(Video)))
                {
                    result = new Video(assetName);
                }
            }

            /*else
             * {
             *      // Load a XNB file
             * //Loads from Assets directory + /assetName
             *  Stream assetStream = OpenStream(assetName);
             *
             * ContentReader reader = new ContentReader(this, assetStream, this.graphicsDeviceService.GraphicsDevice);
             *      ContentTypeReaderManager typeManager = new ContentTypeReaderManager(reader);
             *      reader.TypeReaders = typeManager.LoadAssetReaders(reader);
             * foreach (ContentTypeReader r in reader.TypeReaders)
             * {
             * r.Initialize(typeManager);
             * }
             * // we need to read a byte here for things to work out, not sure why
             * reader.ReadByte();
             *
             *      // Get the 1-based index of the typereader we should use to start decoding with
             * int index = reader.ReadByte();
             *      ContentTypeReader contentReader = reader.TypeReaders[index - 1];
             * result = reader.ReadObject<T>(contentReader);
             *
             *      reader.Close();
             *      assetStream.Close();
             * }*/

            if (result == null)
            {
                throw new ContentLoadException("Could not load " + originalAssetName + " asset!");
            }

            // Store references to the asset for later use
            T asset = (T)result;

            if (asset is IDisposable && recordDisposableObject != null)
            {
                recordDisposableObject(asset as IDisposable);
            }
            else
            {
                disposableAssets.Add(asset as IDisposable);
            }
            loadedAssets.Add(originalAssetName, asset);

            return((T)result);
        }
Esempio n. 20
0
        protected T ReadAsset <T>(string assetName, Action <IDisposable> recordDisposableObject)
        {
            if (string.IsNullOrEmpty(assetName))
            {
                throw new ArgumentNullException("assetName");
            }
            if (disposed)
            {
                throw new ObjectDisposedException("ContentManager");
            }

            object result            = null;
            Stream stream            = null;
            string modifiedAssetName = String.Empty;             // Will be used if we have to guess a filename

            try
            {
                stream = OpenStream(assetName);
            }
            catch (Exception e)
            {
                // Okay, so we couldn't open it. Maybe it needs a different extension?
                // FIXME: This only works for files on the disk, what about custom streams? -flibit
                modifiedAssetName = MonoGame.Utilities.FileHelpers.NormalizeFilePathSeparators(
                    Path.Combine(RootDirectoryFullPath, assetName)
                    );
                if (typeof(T) == typeof(Texture2D) || typeof(T) == typeof(Texture))
                {
                    modifiedAssetName = Texture2DReader.Normalize(modifiedAssetName);
                }
                else if ((typeof(T) == typeof(SoundEffect)))
                {
                    modifiedAssetName = SoundEffectReader.Normalize(modifiedAssetName);
                }
                else if ((typeof(T) == typeof(Effect)))
                {
                    modifiedAssetName = EffectReader.Normalize(modifiedAssetName);
                }
                else if ((typeof(T) == typeof(Song)))
                {
                    modifiedAssetName = SongReader.Normalize(modifiedAssetName);
                }
                else if ((typeof(T) == typeof(Video)))
                {
                    modifiedAssetName = VideoReader.Normalize(modifiedAssetName);
                }
                else
                {
                    // No raw format available, disregard!
                    modifiedAssetName = null;
                }

                // Did we get anything...?
                if (String.IsNullOrEmpty(modifiedAssetName))
                {
                    // Nope, nothing we're aware of!
                    throw new ContentLoadException(
                              "Could not load asset " + assetName + "! Error: " + e.Message,
                              e
                              );
                }

                stream = TitleContainer.OpenStream(modifiedAssetName);
            }

            // Check for XNB header
            stream.Read(xnbHeader, 0, xnbHeader.Length);
            if (xnbHeader[0] == 'X' &&
                xnbHeader[1] == 'N' &&
                xnbHeader[2] == 'B' &&
                targetPlatformIdentifiers.Contains((char)xnbHeader[3]))
            {
                using (BinaryReader xnbReader = new BinaryReader(stream))
                    using (ContentReader reader = GetContentReaderFromXnb(assetName, ref stream, xnbReader, (char)xnbHeader[3], recordDisposableObject))
                    {
                        result = reader.ReadAsset <T>();
                        GraphicsResource resource = result as GraphicsResource;
                        if (resource != null)
                        {
                            resource.Name = assetName;
                        }
                    }
            }
            else
            {
                // It's not an XNB file. Try to load as a raw asset instead.

                // FIXME: Assuming seekable streams! -flibit
                stream.Seek(0, SeekOrigin.Begin);

                if (typeof(T) == typeof(Texture2D) || typeof(T) == typeof(Texture))
                {
                    Texture2D texture;
                    if (xnbHeader[0] == 'D' &&
                        xnbHeader[1] == 'D' &&
                        xnbHeader[2] == 'S' &&
                        xnbHeader[3] == ' ')
                    {
                        texture = Texture2D.DDSFromStreamEXT(
                            GetGraphicsDevice(),
                            stream
                            );
                    }
                    else
                    {
                        texture = Texture2D.FromStream(
                            GetGraphicsDevice(),
                            stream
                            );
                    }
                    texture.Name = assetName;
                    result       = texture;
                }
                else if ((typeof(T) == typeof(SoundEffect)))
                {
                    result = SoundEffect.FromStream(stream);
                }
                else if ((typeof(T) == typeof(Effect)))
                {
                    byte[] data = new byte[stream.Length];
                    stream.Read(data, 0, (int)stream.Length);
                    result = new Effect(GetGraphicsDevice(), data);
                }
                else if ((typeof(T) == typeof(Song)))
                {
                    // FIXME: Not using the stream! -flibit
                    result = new Song(modifiedAssetName);
                }
                else if ((typeof(T) == typeof(Video)))
                {
                    // FIXME: Not using the stream! -flibit
                    result = new Video(modifiedAssetName, GetGraphicsDevice());
                    FNALoggerEXT.LogWarn(
                        "Video " +
                        modifiedAssetName +
                        " does not have an XNB file! Hacking Duration property!"
                        );
                }
                else
                {
                    stream.Close();
                    throw new ContentLoadException("Could not load " + assetName + " asset!");
                }

                /* Because Raw Assets skip the ContentReader step, they need to have their
                 * disposables recorded here. Doing it outside of this catch will
                 * result in disposables being logged twice.
                 */
                IDisposable disposableResult = result as IDisposable;
                if (disposableResult != null)
                {
                    if (recordDisposableObject != null)
                    {
                        recordDisposableObject(disposableResult);
                    }
                    else
                    {
                        disposableAssets.Add(disposableResult);
                    }
                }

                /* Because we're not using a BinaryReader for raw assets, we
                 * need to close the stream ourselves.
                 * -flibit
                 */
                stream.Close();
            }

            return((T)result);
        }
Esempio n. 21
0
        protected T ReadAsset<T>(string assetName, Action<IDisposable> recordDisposableObject)
        {
            if (string.IsNullOrEmpty(assetName))
            {
                throw new ArgumentNullException("assetName");
            }
            if (disposed)
            {
                throw new ObjectDisposedException("ContentManager");
            }

            string originalAssetName = assetName;
            object result = null;

            if (this.graphicsDeviceService == null)
            {
                this.graphicsDeviceService = serviceProvider.GetService(typeof(IGraphicsDeviceService)) as IGraphicsDeviceService;
                if (this.graphicsDeviceService == null)
                {
                    throw new InvalidOperationException("No Graphics Device Service");
                }
            }

            // Replace Windows path separators with local path separators
            assetName = GetFilename(assetName);

            // Get the real file name
            if ((typeof(T) == typeof(Curve))) 
            {				
                assetName = CurveReader.Normalize(assetName);
            }
            else if ((typeof(T) == typeof(Texture2D)))
            {
                assetName = Texture2DReader.Normalize(assetName);
            }
            else if ((typeof(T) == typeof(SpriteFont)))
            {
                assetName = SpriteFontReader.Normalize(assetName);
            }
            else if ((typeof(T) == typeof(Effect)))
            {
                assetName = Effect.Normalize(assetName);
            }
            else if ((typeof(T) == typeof(Song)))
            {
                assetName = SongReader.Normalize(assetName);
            }
            else if ((typeof(T) == typeof(SoundEffect)))
            {
                assetName = SoundEffectReader.Normalize(assetName);
            }
            else if ((typeof(T) == typeof(Video)))
            {
                assetName = Video.Normalize(assetName);
            }

            if (string.IsNullOrEmpty(assetName))
            {
                throw new ContentLoadException("Could not load " + originalAssetName + " asset!");
            }

            if (!Path.HasExtension(assetName))
                assetName = string.Format("{0}.xnb", assetName);

            if (Path.GetExtension(assetName).ToLower() == ".xnb")
            {
                // Load a XNB file
                Stream stream = OpenStream(assetName);
                try
                {
                    using (BinaryReader xnbReader = new BinaryReader(stream))
                    {
                        // The first 4 bytes should be the "XNB" header. i use that to detect an invalid file
                        byte x = xnbReader.ReadByte();
                        byte n = xnbReader.ReadByte();
                        byte b = xnbReader.ReadByte();
                        byte platform = xnbReader.ReadByte();

                        if (x != 'X' || n != 'N' || b != 'B' ||
                            !(platform == 'w' || platform == 'x' || platform == 'm'))
                        {
                            throw new ContentLoadException("Asset does not appear to be a valid XNB file. Did you process your content for Windows?");
                        }

                        byte version = xnbReader.ReadByte();
                        byte flags = xnbReader.ReadByte();

                        bool compressed = (flags & 0x80) != 0;
                        if (version != 5 && version != 4)
                        {
                            throw new ContentLoadException("Invalid XNB version");
                        }

                        // The next int32 is the length of the XNB file
                        int xnbLength = xnbReader.ReadInt32();

                        ContentReader reader;
                        if (compressed)
                        {
							
							LzxDecoder dec = new LzxDecoder(16);  							
                            //decompress the xnb
                            //thanks to ShinAli (https://bitbucket.org/alisci01/xnbdecompressor)
                            int compressedSize = xnbLength - 14;
                            int decompressedSize = xnbReader.ReadInt32();
                            int newFileSize = decompressedSize + 10;

                            MemoryStream decompressedStream = new MemoryStream(decompressedSize);

                            int decodedBytes = 0;
                            int pos = 0;							

#if ANDROID
                            // Android native stream does not support the Position property. LzxDecoder.Decompress also uses
                            // Seek.  So we read the entirity of the stream into a memory stream and replace stream with the
                            // memory stream.
                            MemoryStream memStream = new MemoryStream();
                            stream.CopyTo(memStream);
                            memStream.Seek(0, SeekOrigin.Begin);
                            stream.Dispose();
                            stream = memStream;
                            pos = -14;
#endif

                            while (pos < compressedSize)
                            {
                                // let's seek to the correct position
                                // The stream should already be in the correct position, and seeking can be slow
                                stream.Seek(pos + 14, SeekOrigin.Begin);
                                int hi = stream.ReadByte();
                                int lo = stream.ReadByte();
                                int block_size = (hi << 8) | lo;
                                int frame_size = 0x8000;
                                if (hi == 0xFF)
                                {
                                    hi = lo;
                                    lo = (byte)stream.ReadByte();
                                    frame_size = (hi << 8) | lo;
                                    hi = (byte)stream.ReadByte();
                                    lo = (byte)stream.ReadByte();
                                    block_size = (hi << 8) | lo;
                                    pos += 5;
                                }
                                else
                                    pos += 2;

                                if (block_size == 0 || frame_size == 0)
                                    break;

                                int lzxRet = dec.Decompress(stream, block_size, decompressedStream, frame_size);
                                pos += block_size;
                                decodedBytes += frame_size;
                            }

                            if (decompressedStream.Position != decompressedSize)
                            {
                                throw new ContentLoadException("Decompression of " + originalAssetName + "failed. " +
                                                               " Try decompressing with nativeDecompressXnb first.");
                            }

                            decompressedStream.Seek(0, SeekOrigin.Begin);
                            reader = new ContentReader(this, decompressedStream, this.graphicsDeviceService.GraphicsDevice, originalAssetName);
                        }
                        else
                        {
                            reader = new ContentReader(this, stream, this.graphicsDeviceService.GraphicsDevice, originalAssetName);
                        }

                        using (reader)
                        {
                            result = reader.ReadAsset<T>();
                        }
                    }
                }
                finally
                {
                    if (stream != null)
                    {
                        stream.Dispose();
                    }
                }
            }
            else
            {
                if ((typeof(T) == typeof(Texture2D)))
                {
#if IPHONE
					Texture2D texture = Texture2D.FromFile(graphicsDeviceService.GraphicsDevice, assetName);
                    texture.Name = originalAssetName;
                    result = texture;
#else
                    using (Stream assetStream = OpenStream(assetName))
                    {
                        Texture2D texture = Texture2D.FromFile(graphicsDeviceService.GraphicsDevice, assetStream);
                        texture.Name = originalAssetName;
                        result = texture;
                    }
#endif
                }
                else if ((typeof(T) == typeof(SpriteFont)))
                {
                    //result = new SpriteFont(Texture2D.FromFile(graphicsDeviceService.GraphicsDevice,assetName), null, null, null, 0, 0.0f, null, null);
                    throw new NotImplementedException();
                }
                else if ((typeof(T) == typeof(Song)))
                {
                    result = new Song(assetName);
                }
                else if ((typeof(T) == typeof(SoundEffect)))
                {
                    result = new SoundEffect(assetName);
                }
                else if ((typeof(T) == typeof(Video)))
                {
                    result = new Video(assetName);
                }
                else if ((typeof(T) == typeof(Effect)))
                {
                    result = new Effect(graphicsDeviceService.GraphicsDevice, assetName);
                }
            }

            if (result == null)
            {
                throw new ContentLoadException("Could not load " + originalAssetName + " asset!");
            }

            if ( recordDisposableObject != null && result is IDisposable )
                recordDisposableObject(result as IDisposable);

            return (T)result;
        }