Esempio n. 1
0
        public void Load(BinaryRobloxFileReader reader)
        {
            BinaryRobloxFile file = reader.File;

            int format    = reader.ReadInt32();
            int numHashes = reader.ReadInt32();

            if (format != FORMAT)
            {
                throw new Exception($"Unexpected SSTR format: {format} (expected {FORMAT}!)");
            }

            for (uint id = 0; id < numHashes; id++)
            {
                byte[] hash = reader.ReadBytes(16);
                string key  = Convert.ToBase64String(hash);

                byte[]       data  = reader.ReadBuffer();
                SharedString value = SharedString.FromBuffer(data);

                Lookup[key] = id;
                Strings[id] = value;
            }

            file.SSTR = this;
        }
Esempio n. 2
0
        public void Load(BinaryRobloxFileReader reader)
        {
            BinaryRobloxFile file = reader.File;

            ClassIndex = reader.ReadInt32();
            ClassName  = reader.ReadString();
            IsService  = reader.ReadBoolean();

            NumInstances = reader.ReadInt32();
            InstanceIds  = reader.ReadInstanceIds(NumInstances);

            Type instType = Type.GetType($"RobloxFiles.{ClassName}");

            file.Classes[ClassIndex] = this;

            if (instType == null)
            {
                if (RobloxFile.LogErrors)
                {
                    Console.Error.WriteLine($"INST - Unknown class: {ClassName} while reading INST chunk.");
                }

                return;
            }

            if (IsService)
            {
                RootedServices = new List <bool>();

                for (int i = 0; i < NumInstances; i++)
                {
                    bool isRooted = reader.ReadBoolean();
                    RootedServices.Add(isRooted);
                }
            }

            for (int i = 0; i < NumInstances; i++)
            {
                int instId = InstanceIds[i];

                var inst = Activator.CreateInstance(instType) as Instance;
                inst.Referent  = instId.ToString();
                inst.IsService = IsService;

                if (IsService)
                {
                    bool isRooted = RootedServices[i];
                    inst.Parent = (isRooted ? file : null);
                }

                file.Instances[instId] = inst;
            }
        }
Esempio n. 3
0
        public void Load(BinaryRobloxFileReader reader)
        {
            BinaryRobloxFile file = reader.File;

            byte format  = reader.ReadByte();
            int  idCount = reader.ReadInt32();

            if (format != FORMAT)
            {
                throw new Exception($"Unexpected PRNT format: {format} (expected {FORMAT}!)");
            }

            var childIds  = reader.ReadInstanceIds(idCount);
            var parentIds = reader.ReadInstanceIds(idCount);

            for (int i = 0; i < idCount; i++)
            {
                int childId  = childIds[i];
                int parentId = parentIds[i];

                Instance child = file.Instances[childId];
                child.Parent       = (parentId >= 0 ? file.Instances[parentId] : file);
                child.ParentLocked = child.IsService;
            }
        }
Esempio n. 4
0
        public void Load(BinaryRobloxFileReader reader)
        {
            BinaryRobloxFile file = reader.File;

            ClassIndex = reader.ReadInt32();
            ClassName  = reader.ReadString();
            IsService  = reader.ReadBoolean();

            NumInstances = reader.ReadInt32();
            InstanceIds  = reader.ReadInstanceIds(NumInstances);

            if (IsService)
            {
                RootedServices = new List <bool>();

                for (int i = 0; i < NumInstances; i++)
                {
                    bool isRooted = reader.ReadBoolean();
                    RootedServices.Add(isRooted);
                }
            }

            for (int i = 0; i < NumInstances; i++)
            {
                int  instId   = InstanceIds[i];
                Type instType = Type.GetType($"RobloxFiles.{ClassName}") ?? typeof(Instance);

                var inst = Activator.CreateInstance(instType) as Instance;
                inst.Referent  = instId.ToString();
                inst.IsService = IsService;

                if (IsService)
                {
                    bool isRooted = RootedServices[i];
                    inst.Parent = (isRooted ? file : null);
                }

                file.Instances[instId] = inst;
            }

            file.Classes[ClassIndex] = this;
        }
Esempio n. 5
0
        public void Load(BinaryRobloxFileReader reader)
        {
            BinaryRobloxFile file = reader.File;
            int numEntries        = reader.ReadInt32();

            for (int i = 0; i < numEntries; i++)
            {
                string key   = reader.ReadString();
                string value = reader.ReadString();
                Data.Add(key, value);
            }

            file.META = this;
        }
Esempio n. 6
0
        public void Load(BinaryRobloxFileReader reader)
        {
            int numSignatures = reader.ReadInt32();

            Signatures = new Signature[numSignatures];

            for (int i = 0; i < numSignatures; i++)
            {
                var signature = new Signature
                {
                    Version = reader.ReadInt32(),
                    Id      = reader.ReadInt64(),

                    Length = reader.ReadInt32(),
                };

                signature.Data = reader.ReadBytes(signature.Length);
                Signatures[i]  = signature;
            }

            var file = reader.File;

            file.SIGN = this;
        }
Esempio n. 7
0
        public void Load(BinaryRobloxFileReader reader)
        {
            BinaryRobloxFile file = reader.File;

            File = file;

            byte format  = reader.ReadByte();
            int  idCount = reader.ReadInt32();

            if (format != FORMAT)
            {
                throw new Exception($"Unexpected PRNT format: {format} (expected {FORMAT}!)");
            }

            var childIds  = reader.ReadInstanceIds(idCount);
            var parentIds = reader.ReadInstanceIds(idCount);

            for (int i = 0; i < idCount; i++)
            {
                int childId  = childIds[i];
                int parentId = parentIds[i];

                Instance child  = file.Instances[childId];
                Instance parent = (parentId >= 0 ? file.Instances[parentId] : file);

                if (child == null)
                {
                    if (RobloxFile.LogErrors)
                    {
                        Console.Error.WriteLine($"PRNT: could not parent {childId} to {parentId} because child {childId} was null.");
                    }

                    continue;
                }

                if (parentId >= 0 && parent == null)
                {
                    if (RobloxFile.LogErrors)
                    {
                        Console.Error.WriteLine($"PRNT: could not parent {childId} to {parentId} because parent {parentId} was null.");
                    }

                    continue;
                }

                child.Parent = (parentId >= 0 ? file.Instances[parentId] : file);
            }
        }
        public void Load(BinaryRobloxFileReader reader)
        {
            File       = reader.File;
            ClassIndex = reader.ReadInt32();
            Name       = reader.ReadString();

            try
            {
                byte propType = reader.ReadByte();
                Type = (PropertyType)propType;
            }
            catch (EndOfStreamException)
            {
                RobloxFile.LogError($"Got corrupted PROP chunk (@ {this})!");
                return;
            }

            if (Class == null)
            {
                RobloxFile.LogError($"Unknown class index {ClassIndex} (@ {this})!");
                return;
            }

            var ids       = Class.InstanceIds;
            int instCount = Class.NumInstances;
            var props     = new Property[instCount];

            for (int i = 0; i < instCount; i++)
            {
                int      id       = ids[i];
                Instance instance = File.Instances[id];

                if (instance == null)
                {
                    RobloxFile.LogError($"PROP: No instance @{id} for property {ClassName}.{Name}");
                    continue;
                }

                var prop = new Property(instance, this);
                props[i] = prop;

                instance.AddProperty(ref prop);
            }

            // Setup some short-hand functions for actions used during the read procedure.
            var readInts   = new Func <int[]>(() => reader.ReadInts(instCount));
            var readFloats = new Func <float[]>(() => reader.ReadFloats(instCount));

            var readProperties = new Action <Func <int, object> >(read =>
            {
                for (int i = 0; i < instCount; i++)
                {
                    var prop = props[i];

                    if (prop == null)
                    {
                        continue;
                    }

                    prop.Value = read(i);
                }
            });

            switch (Type)
            {
            case PropertyType.String:
            {
                readProperties(i =>
                    {
                        string value = reader.ReadString();

                        // Leave an access point for the original byte sequence, in case this is a BinaryString.
                        // This will allow the developer to read the sequence without any mangling from C# strings.
                        byte[] buffer      = reader.GetLastStringBuffer();
                        props[i].RawBuffer = buffer;

                        // Check if this is going to be casted as a BinaryString.
                        // BinaryStrings should use a type of byte[] instead.

                        switch (Name)
                        {
                        case "Tags":
                        case "AttributesSerialize":
                            {
                                return(buffer);
                            }

                        default:
                            {
                                Property prop     = props[i];
                                Instance instance = prop.Instance;

                                Type instType = instance.GetType();
                                var member    = ImplicitMember.Get(instType, Name);

                                if (member != null)
                                {
                                    object result   = value;
                                    Type memberType = member.MemberType;

                                    if (memberType == typeof(byte[]))
                                    {
                                        result = buffer;
                                    }

                                    return(result);
                                }

                                return(value);
                            }
                        }
                    });

                break;
            }

            case PropertyType.Bool:
            {
                readProperties(i => reader.ReadBoolean());
                break;
            }

            case PropertyType.Int:
            {
                int[] ints = readInts();
                readProperties(i => ints[i]);
                break;
            }

            case PropertyType.Float:
            {
                float[] floats = readFloats();
                readProperties(i => floats[i]);
                break;
            }

            case PropertyType.Double:
            {
                readProperties(i => reader.ReadDouble());
                break;
            }

            case PropertyType.UDim:
            {
                float[] UDim_Scales  = readFloats();
                int[]   UDim_Offsets = readInts();

                readProperties(i =>
                    {
                        float scale = UDim_Scales[i];
                        int offset  = UDim_Offsets[i];
                        return(new UDim(scale, offset));
                    });

                break;
            }

            case PropertyType.UDim2:
            {
                float[] UDim2_Scales_X = readFloats(),
                UDim2_Scales_Y = readFloats();

                int[] UDim2_Offsets_X = readInts(),
                UDim2_Offsets_Y = readInts();

                readProperties(i =>
                    {
                        float scaleX = UDim2_Scales_X[i],
                        scaleY       = UDim2_Scales_Y[i];

                        int offsetX = UDim2_Offsets_X[i],
                        offsetY     = UDim2_Offsets_Y[i];

                        return(new UDim2(scaleX, offsetX, scaleY, offsetY));
                    });

                break;
            }

            case PropertyType.Ray:
            {
                readProperties(i =>
                    {
                        float posX = reader.ReadFloat(),
                        posY       = reader.ReadFloat(),
                        posZ       = reader.ReadFloat();

                        float dirX = reader.ReadFloat(),
                        dirY       = reader.ReadFloat(),
                        dirZ       = reader.ReadFloat();

                        var origin    = new Vector3(posX, posY, posZ);
                        var direction = new Vector3(dirX, dirY, dirZ);

                        return(new Ray(origin, direction));
                    });

                break;
            }

            case PropertyType.Faces:
            {
                readProperties(i =>
                    {
                        byte faces = reader.ReadByte();
                        return((Faces)faces);
                    });

                break;
            }

            case PropertyType.Axes:
            {
                readProperties(i =>
                    {
                        byte axes = reader.ReadByte();
                        return((Axes)axes);
                    });

                break;
            }

            case PropertyType.BrickColor:
            {
                int[] BrickColorIds = readInts();

                readProperties(i =>
                    {
                        BrickColor color = BrickColorIds[i];
                        return(color);
                    });

                break;
            }

            case PropertyType.Color3:
            {
                float[] Color3_R = readFloats(),
                Color3_G = readFloats(),
                Color3_B = readFloats();

                readProperties(i =>
                    {
                        float r = Color3_R[i],
                        g       = Color3_G[i],
                        b       = Color3_B[i];

                        return(new Color3(r, g, b));
                    });

                break;
            }

            case PropertyType.Vector2:
            {
                float[] Vector2_X = readFloats(),
                Vector2_Y = readFloats();

                readProperties(i =>
                    {
                        float x = Vector2_X[i],
                        y       = Vector2_Y[i];

                        return(new Vector2(x, y));
                    });

                break;
            }

            case PropertyType.Vector3:
            {
                float[] Vector3_X = readFloats(),
                Vector3_Y = readFloats(),
                Vector3_Z = readFloats();

                readProperties(i =>
                    {
                        float x = Vector3_X[i],
                        y       = Vector3_Y[i],
                        z       = Vector3_Z[i];

                        return(new Vector3(x, y, z));
                    });

                break;
            }

            case PropertyType.CFrame:
            case PropertyType.Quaternion:
            case PropertyType.OptionalCFrame:
            {
                float[][] matrices = new float[instCount][];

                if (Type == PropertyType.OptionalCFrame)
                {
                    byte cframeType = (byte)PropertyType.CFrame;
                    byte readType   = reader.ReadByte();

                    if (readType != cframeType)
                    {
                        RobloxFile.LogError($"Unexpected property type in OptionalCFrame (expected {cframeType}, got {readType})");
                        readProperties(i => null);
                        break;
                    }
                }

                for (int i = 0; i < instCount; i++)
                {
                    byte rawOrientId = reader.ReadByte();

                    if (rawOrientId > 0)
                    {
                        // Make sure this value is in a safe range.
                        int orientId = (rawOrientId - 1) % 36;

                        NormalId xColumn = (NormalId)(orientId / 6);
                        Vector3  R0      = Vector3.FromNormalId(xColumn);

                        NormalId yColumn = (NormalId)(orientId % 6);
                        Vector3  R1      = Vector3.FromNormalId(yColumn);

                        // Compute R2 using the cross product of R0 and R1.
                        Vector3 R2 = R0.Cross(R1);

                        // Generate the rotation matrix.
                        matrices[i] = new float[9]
                        {
                            R0.X, R0.Y, R0.Z,
                            R1.X, R1.Y, R1.Z,
                            R2.X, R2.Y, R2.Z,
                        };
                    }
                    else if (Type == PropertyType.Quaternion)
                    {
                        float qx = reader.ReadFloat(),
                              qy = reader.ReadFloat(),
                              qz = reader.ReadFloat(),
                              qw = reader.ReadFloat();

                        var quaternion = new Quaternion(qx, qy, qz, qw);
                        var rotation   = quaternion.ToCFrame();

                        matrices[i] = rotation.GetComponents();
                    }
                    else
                    {
                        float[] matrix = new float[9];

                        for (int m = 0; m < 9; m++)
                        {
                            float value = reader.ReadFloat();
                            matrix[m] = value;
                        }

                        matrices[i] = matrix;
                    }
                }

                float[] CFrame_X = readFloats(),
                CFrame_Y = readFloats(),
                CFrame_Z = readFloats();

                var CFrames = new CFrame[instCount];

                for (int i = 0; i < instCount; i++)
                {
                    float[] matrix = matrices[i];

                    float x = CFrame_X[i],
                          y = CFrame_Y[i],
                          z = CFrame_Z[i];

                    float[] components;

                    if (matrix.Length == 12)
                    {
                        matrix[0] = x;
                        matrix[1] = y;
                        matrix[2] = z;

                        components = matrix;
                    }
                    else
                    {
                        float[] position = new float[3] {
                            x, y, z
                        };
                        components = position.Concat(matrix).ToArray();
                    }

                    CFrames[i] = new CFrame(components);
                }

                if (Type == PropertyType.OptionalCFrame)
                {
                    byte boolType = (byte)PropertyType.Bool;
                    byte readType = reader.ReadByte();

                    if (readType != boolType)
                    {
                        RobloxFile.LogError($"Unexpected property type in OptionalCFrame (expected {boolType}, got {readType})");
                        readProperties(i => null);
                        break;
                    }

                    for (int i = 0; i < instCount; i++)
                    {
                        CFrame cf         = CFrames[i];
                        bool   archivable = reader.ReadBoolean();

                        if (!archivable)
                        {
                            cf = null;
                        }

                        CFrames[i] = new Optional <CFrame>(cf);
                    }
                }

                readProperties(i => CFrames[i]);
                break;
            }

            case PropertyType.Enum:
            {
                uint[] enums = reader.ReadUInts(instCount);

                readProperties(i =>
                    {
                        Property prop     = props[i];
                        Instance instance = prop.Instance;

                        Type instType = instance.GetType();
                        uint value    = enums[i];

                        try
                        {
                            var info = ImplicitMember.Get(instType, Name);

                            if (info == null)
                            {
                                RobloxFile.LogError($"Enum cast failed for {ClassName}.{Name} using value {value}!");
                                return(value);
                            }

                            return(Enum.Parse(info.MemberType, value.ToInvariantString()));
                        }
                        catch
                        {
                            RobloxFile.LogError($"Enum cast failed for {ClassName}.{Name} using value {value}!");
                            return(value);
                        }
                    });

                break;
            }

            case PropertyType.Ref:
            {
                var instIds = reader.ReadInstanceIds(instCount);

                readProperties(i =>
                    {
                        int instId = instIds[i];

                        if (instId >= File.NumInstances)
                        {
                            RobloxFile.LogError($"Got out of bounds referent index in {ClassName}.{Name}!");
                            return(null);
                        }

                        return(instId >= 0 ? File.Instances[instId] : null);
                    });

                break;
            }

            case PropertyType.Vector3int16:
            {
                readProperties(i =>
                    {
                        short x = reader.ReadInt16(),
                        y       = reader.ReadInt16(),
                        z       = reader.ReadInt16();

                        return(new Vector3int16(x, y, z));
                    });

                break;
            }

            case PropertyType.NumberSequence:
            {
                readProperties(i =>
                    {
                        int numKeys   = reader.ReadInt32();
                        var keypoints = new NumberSequenceKeypoint[numKeys];

                        for (int key = 0; key < numKeys; key++)
                        {
                            float Time = reader.ReadFloat(),
                            Value      = reader.ReadFloat(),
                            Envelope   = reader.ReadFloat();

                            keypoints[key] = new NumberSequenceKeypoint(Time, Value, Envelope);
                        }

                        return(new NumberSequence(keypoints));
                    });

                break;
            }

            case PropertyType.ColorSequence:
            {
                readProperties(i =>
                    {
                        int numKeys   = reader.ReadInt32();
                        var keypoints = new ColorSequenceKeypoint[numKeys];

                        for (int key = 0; key < numKeys; key++)
                        {
                            float Time = reader.ReadFloat(),
                            R          = reader.ReadFloat(),
                            G          = reader.ReadFloat(),
                            B          = reader.ReadFloat();

                            Color3 Value = new Color3(R, G, B);
                            int Envelope = reader.ReadInt32();

                            keypoints[key] = new ColorSequenceKeypoint(Time, Value, Envelope);
                        }

                        return(new ColorSequence(keypoints));
                    });

                break;
            }

            case PropertyType.NumberRange:
            {
                readProperties(i =>
                    {
                        float min = reader.ReadFloat();
                        float max = reader.ReadFloat();

                        return(new NumberRange(min, max));
                    });

                break;
            }

            case PropertyType.Rect:
            {
                float[] Rect_X0 = readFloats(), Rect_Y0 = readFloats(),
                Rect_X1 = readFloats(), Rect_Y1 = readFloats();

                readProperties(i =>
                    {
                        float x0 = Rect_X0[i], y0 = Rect_Y0[i],
                        x1       = Rect_X1[i], y1 = Rect_Y1[i];

                        return(new Rect(x0, y0, x1, y1));
                    });

                break;
            }

            case PropertyType.PhysicalProperties:
            {
                readProperties(i =>
                    {
                        bool custom = reader.ReadBoolean();

                        if (custom)
                        {
                            float Density    = reader.ReadFloat(),
                            Friction         = reader.ReadFloat(),
                            Elasticity       = reader.ReadFloat(),
                            FrictionWeight   = reader.ReadFloat(),
                            ElasticityWeight = reader.ReadFloat();

                            return(new PhysicalProperties
                                   (
                                       Density,
                                       Friction,
                                       Elasticity,
                                       FrictionWeight,
                                       ElasticityWeight
                                   ));
                        }

                        return(null);
                    });

                break;
            }

            case PropertyType.Color3uint8:
            {
                byte[] Color3uint8_R = reader.ReadBytes(instCount),
                Color3uint8_G = reader.ReadBytes(instCount),
                Color3uint8_B = reader.ReadBytes(instCount);

                readProperties(i =>
                    {
                        byte r = Color3uint8_R[i],
                        g      = Color3uint8_G[i],
                        b      = Color3uint8_B[i];

                        Color3uint8 result = Color3.FromRGB(r, g, b);
                        return(result);
                    });

                break;
            }

            case PropertyType.Int64:
            {
                long[] longs = reader.ReadInterleaved(instCount, (buffer, start) =>
                    {
                        long result = BitConverter.ToInt64(buffer, start);
                        return((long)((ulong)result >> 1) ^ (-(result & 1)));
                    });

                readProperties(i => longs[i]);
                break;
            }

            case PropertyType.SharedString:
            {
                uint[] SharedKeys = reader.ReadUInts(instCount);

                readProperties(i =>
                    {
                        uint key = SharedKeys[i];
                        return(File.SharedStrings[key]);
                    });

                break;
            }

            case PropertyType.ProtectedString:
            {
                readProperties(i =>
                    {
                        int length    = reader.ReadInt32();
                        byte[] buffer = reader.ReadBytes(length);

                        return(new ProtectedString(buffer));
                    });

                break;
            }

            case PropertyType.UniqueId:
            {
                readProperties(i =>
                    {
                        var buffer = reader.ReadBytes(16);
                        return(new Guid(buffer));
                    });

                break;
            }

            default:
            {
                RobloxFile.LogError($"Unhandled property type: {Type} in {this}!");
                break;
            }
            }

            reader.Dispose();
        }
Esempio n. 9
0
        public void Load(BinaryRobloxFileReader reader)
        {
            BinaryRobloxFile file = reader.File;

            ClassIndex = reader.ReadInt32();
            Name       = reader.ReadString();

            byte propType = reader.ReadByte();

            Type = (PropertyType)propType;

            INST inst = file.Classes[ClassIndex];

            ClassName = inst.ClassName;

            Property[] props = new Property[inst.NumInstances];

            var ids       = inst.InstanceIds;
            int instCount = inst.NumInstances;

            for (int i = 0; i < instCount; i++)
            {
                int      id       = ids[i];
                Instance instance = file.Instances[id];

                Property prop = new Property(instance, this);
                props[i] = prop;

                instance.AddProperty(ref prop);
            }

            // Setup some short-hand functions for actions used during the read procedure.
            var readInts   = new Func <int[]>(() => reader.ReadInts(instCount));
            var readFloats = new Func <float[]>(() => reader.ReadFloats(instCount));

            var readProperties = new Action <Func <int, object> >(read =>
            {
                for (int i = 0; i < instCount; i++)
                {
                    object result  = read(i);
                    props[i].Value = result;
                }
            });

            switch (Type)
            {
            case PropertyType.String:
                readProperties(i =>
                {
                    string value = reader.ReadString();

                    // Leave an access point for the original byte sequence, in case this is a BinaryString.
                    // This will allow the developer to read the sequence without any mangling from C# strings.
                    byte[] buffer      = reader.GetLastStringBuffer();
                    props[i].RawBuffer = buffer;

                    // Check if this is going to be casted as a BinaryString.
                    // BinaryStrings should use a type of byte[] instead.

                    if (Name == "AttributesSerialize")
                    {
                        return(buffer);
                    }

                    Property prop     = props[i];
                    Instance instance = prop.Instance;

                    Type instType   = instance.GetType();
                    FieldInfo field = instType.GetField(Name);

                    if (field != null)
                    {
                        object result  = value;
                        Type fieldType = field.FieldType;

                        if (fieldType == typeof(byte[]))
                        {
                            result = buffer;
                        }

                        return(result);
                    }
                    else
                    {
                        return(value);
                    }
                });

                break;

            case PropertyType.Bool:
                readProperties(i => reader.ReadBoolean());
                break;

            case PropertyType.Int:
                int[] ints = readInts();
                readProperties(i => ints[i]);
                break;

            case PropertyType.Float:
                float[] floats = readFloats();
                readProperties(i => floats[i]);
                break;

            case PropertyType.Double:
                readProperties(i => reader.ReadDouble());
                break;

            case PropertyType.UDim:
                float[] UDim_Scales  = readFloats();
                int[]   UDim_Offsets = readInts();

                readProperties(i =>
                {
                    float scale = UDim_Scales[i];
                    int offset  = UDim_Offsets[i];
                    return(new UDim(scale, offset));
                });

                break;

            case PropertyType.UDim2:
                float[] UDim2_Scales_X = readFloats(),
                UDim2_Scales_Y = readFloats();

                int[] UDim2_Offsets_X = readInts(),
                UDim2_Offsets_Y = readInts();

                readProperties(i =>
                {
                    float scaleX = UDim2_Scales_X[i],
                    scaleY       = UDim2_Scales_Y[i];

                    int offsetX = UDim2_Offsets_X[i],
                    offsetY     = UDim2_Offsets_Y[i];

                    return(new UDim2(scaleX, offsetX, scaleY, offsetY));
                });

                break;

            case PropertyType.Ray:
                readProperties(i =>
                {
                    float posX = reader.ReadFloat(),
                    posY       = reader.ReadFloat(),
                    posZ       = reader.ReadFloat();

                    float dirX = reader.ReadFloat(),
                    dirY       = reader.ReadFloat(),
                    dirZ       = reader.ReadFloat();

                    Vector3 origin    = new Vector3(posX, posY, posZ);
                    Vector3 direction = new Vector3(dirX, dirY, dirZ);

                    return(new Ray(origin, direction));
                });

                break;

            case PropertyType.Faces:
                readProperties(i =>
                {
                    byte faces = reader.ReadByte();
                    return((Faces)faces);
                });

                break;

            case PropertyType.Axes:
                readProperties(i =>
                {
                    byte axes = reader.ReadByte();
                    return((Axes)axes);
                });

                break;

            case PropertyType.BrickColor:
                int[] BrickColorIds = readInts();

                readProperties(i =>
                {
                    int number = BrickColorIds[i];
                    return(BrickColor.FromNumber(number));
                });

                break;

            case PropertyType.Color3:
                float[] Color3_R = readFloats(),
                Color3_G = readFloats(),
                Color3_B = readFloats();

                readProperties(i =>
                {
                    float r = Color3_R[i],
                    g       = Color3_G[i],
                    b       = Color3_B[i];

                    return(new Color3(r, g, b));
                });

                break;

            case PropertyType.Vector2:
                float[] Vector2_X = readFloats(),
                Vector2_Y = readFloats();

                readProperties(i =>
                {
                    float x = Vector2_X[i],
                    y       = Vector2_Y[i];

                    return(new Vector2(x, y));
                });

                break;

            case PropertyType.Vector3:
                float[] Vector3_X = readFloats(),
                Vector3_Y = readFloats(),
                Vector3_Z = readFloats();

                readProperties(i =>
                {
                    float x = Vector3_X[i],
                    y       = Vector3_Y[i],
                    z       = Vector3_Z[i];

                    return(new Vector3(x, y, z));
                });

                break;

            case PropertyType.CFrame:
            case PropertyType.Quaternion:
                // Temporarily load the rotation matrices into their properties.
                // We'll update them to CFrames once we iterate over the position data.
                float[][] matrices = new float[instCount][];

                for (int i = 0; i < instCount; i++)
                {
                    byte rawOrientId = reader.ReadByte();

                    if (rawOrientId > 0)
                    {
                        // Make sure this value is in a safe range.
                        int orientId = (rawOrientId - 1) % 36;

                        NormalId xColumn = (NormalId)(orientId / 6);
                        Vector3  R0      = Vector3.FromNormalId(xColumn);

                        NormalId yColumn = (NormalId)(orientId % 6);
                        Vector3  R1      = Vector3.FromNormalId(yColumn);

                        // Compute R2 using the cross product of R0 and R1.
                        Vector3 R2 = R0.Cross(R1);

                        // Generate the rotation matrix.
                        matrices[i] = new float[9]
                        {
                            R0.X, R0.Y, R0.Z,
                            R1.X, R1.Y, R1.Z,
                            R2.X, R2.Y, R2.Z,
                        };
                    }
                    else if (Type == PropertyType.Quaternion)
                    {
                        float qx = reader.ReadFloat(), qy = reader.ReadFloat(),
                              qz = reader.ReadFloat(), qw = reader.ReadFloat();

                        Quaternion quaternion = new Quaternion(qx, qy, qz, qw);
                        var        rotation   = quaternion.ToCFrame();
                        matrices[i] = rotation.GetComponents();
                    }
                    else
                    {
                        float[] matrix = new float[9];

                        for (int m = 0; m < 9; m++)
                        {
                            float value = reader.ReadFloat();
                            matrix[m] = value;
                        }

                        matrices[i] = matrix;
                    }
                }

                float[] CFrame_X = readFloats(),
                CFrame_Y = readFloats(),
                CFrame_Z = readFloats();

                readProperties(i =>
                {
                    float[] matrix = matrices[i];

                    float x = CFrame_X[i],
                    y       = CFrame_Y[i],
                    z       = CFrame_Z[i];

                    float[] components;

                    if (matrix.Length == 12)
                    {
                        matrix[0] = x;
                        matrix[1] = y;
                        matrix[2] = z;

                        components = matrix;
                    }
                    else
                    {
                        float[] position = new float[3] {
                            x, y, z
                        };
                        components = position.Concat(matrix).ToArray();
                    }

                    return(new CFrame(components));
                });

                break;

            case PropertyType.Enum:
                uint[] enums = reader.ReadUInts(instCount);

                readProperties(i =>
                {
                    Property prop     = props[i];
                    Instance instance = prop.Instance;

                    Type instType = instance.GetType();
                    uint value    = enums[i];

                    try
                    {
                        FieldInfo info = instType.GetField(Name, Property.BindingFlags);
                        return(Enum.Parse(info.FieldType, value.ToInvariantString()));
                    }
                    catch
                    {
                        //Console.WriteLine($"Enum cast failed for {inst.ClassName}.{Name} using value {value}!"); pretty annoying for output
                        return(value);
                    }
                });

                break;

            case PropertyType.Ref:
                var instIds = reader.ReadInstanceIds(instCount);

                readProperties(i =>
                {
                    int instId = instIds[i];
                    return(instId >= 0 ? file.Instances[instId] : null);
                });

                break;

            case PropertyType.Vector3int16:
                readProperties(i =>
                {
                    short x = reader.ReadInt16(),
                    y       = reader.ReadInt16(),
                    z       = reader.ReadInt16();

                    return(new Vector3int16(x, y, z));
                });

                break;

            case PropertyType.NumberSequence:
                readProperties(i =>
                {
                    int numKeys   = reader.ReadInt32();
                    var keypoints = new NumberSequenceKeypoint[numKeys];

                    for (int key = 0; key < numKeys; key++)
                    {
                        float Time = reader.ReadFloat(),
                        Value      = reader.ReadFloat(),
                        Envelope   = reader.ReadFloat();

                        keypoints[key] = new NumberSequenceKeypoint(Time, Value, Envelope);
                    }

                    return(new NumberSequence(keypoints));
                });

                break;

            case PropertyType.ColorSequence:
                readProperties(i =>
                {
                    int numKeys   = reader.ReadInt32();
                    var keypoints = new ColorSequenceKeypoint[numKeys];

                    for (int key = 0; key < numKeys; key++)
                    {
                        float Time = reader.ReadFloat(),
                        R          = reader.ReadFloat(),
                        G          = reader.ReadFloat(),
                        B          = reader.ReadFloat();

                        Color3 Value = new Color3(R, G, B);
                        int Envelope = reader.ReadInt32();

                        keypoints[key] = new ColorSequenceKeypoint(Time, Value, Envelope);
                    }

                    return(new ColorSequence(keypoints));
                });

                break;

            case PropertyType.NumberRange:
                readProperties(i =>
                {
                    float min = reader.ReadFloat();
                    float max = reader.ReadFloat();

                    return(new NumberRange(min, max));
                });

                break;

            case PropertyType.Rect:
                float[] Rect_X0 = readFloats(), Rect_Y0 = readFloats(),
                Rect_X1 = readFloats(), Rect_Y1 = readFloats();

                readProperties(i =>
                {
                    float x0 = Rect_X0[i], y0 = Rect_Y0[i],
                    x1       = Rect_X1[i], y1 = Rect_Y1[i];

                    return(new Rect(x0, y0, x1, y1));
                });

                break;

            case PropertyType.PhysicalProperties:
                readProperties(i =>
                {
                    bool custom = reader.ReadBoolean();

                    if (custom)
                    {
                        float Density    = reader.ReadFloat(),
                        Friction         = reader.ReadFloat(),
                        Elasticity       = reader.ReadFloat(),
                        FrictionWeight   = reader.ReadFloat(),
                        ElasticityWeight = reader.ReadFloat();

                        return(new PhysicalProperties
                               (
                                   Density,
                                   Friction,
                                   Elasticity,
                                   FrictionWeight,
                                   ElasticityWeight
                               ));
                    }

                    return(null);
                });

                break;

            case PropertyType.Color3uint8:
                byte[] Color3uint8_R = reader.ReadBytes(instCount),
                Color3uint8_G = reader.ReadBytes(instCount),
                Color3uint8_B = reader.ReadBytes(instCount);

                readProperties(i =>
                {
                    byte r = Color3uint8_R[i],
                    g      = Color3uint8_G[i],
                    b      = Color3uint8_B[i];

                    Color3uint8 result = Color3.FromRGB(r, g, b);
                    return(result);
                });

                break;

            case PropertyType.Int64:
                long[] Int64s = reader.ReadInterleaved(instCount, (buffer, start) =>
                {
                    long result = BitConverter.ToInt64(buffer, start);
                    return((long)((ulong)result >> 1) ^ (-(result & 1)));
                });

                readProperties(i => Int64s[i]);
                break;

            case PropertyType.SharedString:
                uint[] SharedKeys = reader.ReadUInts(instCount);

                readProperties(i =>
                {
                    uint key = SharedKeys[i];
                    return(file.SharedStrings[key]);
                });

                break;

            case PropertyType.ProtectedString:
                readProperties(i =>
                {
                    int length    = reader.ReadInt32();
                    byte[] buffer = reader.ReadBytes(length);

                    return(new ProtectedString(buffer));
                });

                break;

            default:
                Console.Error.WriteLine("Unhandled property type: {0}!", Type);
                break;
                //
            }

            reader.Dispose();
        }