public void Load(BinaryRobloxFileReader reader)
{
BinaryRobloxFile file = reader.File;
int format = reader.ReadInt32();
int numHashes = reader.ReadInt32();
if (format != FORMAT)
{
throw new Exception($"Unexpected SSTR format: {format} (expected {FORMAT}!)");
}
for (uint id = 0; id < numHashes; id++)
{
byte[] hash = reader.ReadBytes(16);
string key = Convert.ToBase64String(hash);
byte[] data = reader.ReadBuffer();
SharedString value = SharedString.FromBuffer(data);
Lookup[key] = id;
Strings[id] = value;
}
file.SSTR = this;
}
public void Load(BinaryRobloxFileReader reader)
{
BinaryRobloxFile file = reader.File;
byte format = reader.ReadByte();
int idCount = reader.ReadInt32();
if (format != FORMAT)
{
throw new Exception($"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;
}
}
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;
}
}
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;
}
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($"PRNT: could not parent {childId} to {parentId} because parent {parentId} was null.");
}
continue;
}
child.Parent = (parentId >= 0 ? file.Instances[parentId] : file);
}
}
public void Load(BinaryRobloxFileReader reader)
{
BinaryRobloxFile file = reader.File;
ClassIndex = reader.ReadInt32();
ClassName = reader.ReadString();
IsService = reader.ReadBoolean();
NumInstances = reader.ReadInt32();
InstanceIds = reader.ReadInstanceIds(NumInstances);
if (IsService)
{
RootedServices = new List <bool>();
for (int i = 0; i < NumInstances; i++)
{
bool isRooted = reader.ReadBoolean();
RootedServices.Add(isRooted);
}
}
for (int i = 0; i < NumInstances; i++)
{
int instId = InstanceIds[i];
Type instType = Type.GetType($"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;
}
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;
}
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();
}
protected override void ReadFile(byte[] contents)
{
using (MemoryStream file = new MemoryStream(contents))
using (BinaryRobloxFileReader reader = new BinaryRobloxFileReader(this, file))
{
// Verify the signature of the file.
byte[] binSignature = reader.ReadBytes(14);
string signature = Encoding.UTF7.GetString(binSignature);
if (signature != MagicHeader)
{
throw new InvalidDataException("Provided file's signature does not match BinaryRobloxFile.MagicHeader!");
}
// Read header data.
Version = reader.ReadUInt16();
NumClasses = reader.ReadUInt32();
NumInstances = reader.ReadUInt32();
Reserved = reader.ReadInt64();
// Begin reading the file chunks.
bool reading = true;
Classes = new INST[NumClasses];
Instances = new Instance[NumInstances];
while (reading)
{
try
{
var chunk = new BinaryRobloxFileChunk(reader);
IBinaryFileChunk handler = null;
switch (chunk.ChunkType)
{
case "INST":
handler = new INST();
break;
case "PROP":
handler = new PROP();
break;
case "PRNT":
handler = new PRNT();
break;
case "META":
handler = new META();
break;
case "SSTR":
handler = new SSTR();
break;
case "SIGN":
handler = new SIGN();
break;
case "END\0":
ChunksImpl.Add(chunk);
reading = false;
break;
case string unhandled:
Console.Error.WriteLine("BinaryRobloxFile - Unhandled chunk-type: {0}!", unhandled);
break;
default: break;
}
if (handler != null)
{
using (var readBuffer = new MemoryStream(chunk.Data))
{
using (var dataReader = new BinaryRobloxFileReader(this, readBuffer))
{
chunk.Handler = handler;
handler.Load(dataReader);
}
}
ChunksImpl.Add(chunk);
}
}
catch (EndOfStreamException)
{
throw new Exception("Unexpected end of file!");
}
}
}
}
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();
}