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Bug fixes, debug tools for binary chunks.

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This commit is contained in:
CloneTrooper1019 2020-09-10 00:08:12 -05:00
parent 1314be22bb
commit 8bcc5a9dfa
11 changed files with 204 additions and 80 deletions
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14
BinaryFormat/Chunks/INST.cs
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@ -1,5 +1,6 @@
using System;
using System.Collections.Generic;
using System.Text;
namespace RobloxFiles.BinaryFormat.Chunks
{
@ -79,5 +80,18 @@ namespace RobloxFiles.BinaryFormat.Chunks
}
}
}
public void WriteInfo(StringBuilder builder)
{
builder.AppendLine($"- ClassIndex: {ClassIndex}");
builder.AppendLine($"- ClassName: {ClassName}");
builder.AppendLine($"- IsService: {IsService}");
if (IsService && RootedServices != null)
builder.AppendLine($"- RootedServices: `{string.Join(", ", RootedServices)}`");
builder.AppendLine($"- NumInstances: {NumInstances}");
builder.AppendLine($"- InstanceIds: `{string.Join(", ", InstanceIds)}`");
}
}
}

14
BinaryFormat/Chunks/META.cs
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@ -1,4 +1,5 @@
using System.Collections.Generic;
using System.Text;
namespace RobloxFiles.BinaryFormat.Chunks
{
@ -31,5 +32,18 @@ namespace RobloxFiles.BinaryFormat.Chunks
writer.WriteString(pair.Value);
}
}
public void WriteInfo(StringBuilder builder)
{
builder.AppendLine($"- NumEntries: {Data.Count}");
foreach (var pair in Data)
{
string key = pair.Key,
value = pair.Value;
builder.AppendLine($" - {key}: {value}");
}
}
}
}

30
BinaryFormat/Chunks/PRNT.cs
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@ -1,15 +1,18 @@
using System;
using System.Collections.Generic;
using System.Text;
namespace RobloxFiles.BinaryFormat.Chunks
{
public class PRNT : IBinaryFileChunk
{
private const byte FORMAT = 0;
private BinaryRobloxFile File;
public void Load(BinaryRobloxFileReader reader)
{
BinaryRobloxFile file = reader.File;
File = file;
byte format = reader.ReadByte();
int idCount = reader.ReadInt32();
@ -32,6 +35,9 @@ namespace RobloxFiles.BinaryFormat.Chunks
public void Save(BinaryRobloxFileWriter writer)
{
var file = writer.File;
File = file;
var postInstances = writer.PostInstances;
var idCount = postInstances.Count;
@ -58,5 +64,29 @@ namespace RobloxFiles.BinaryFormat.Chunks
writer.WriteInstanceIds(childIds);
writer.WriteInstanceIds(parentIds);
}
public void WriteInfo(StringBuilder builder)
{
var childIds = new List<int>();
var parentIds = new List<int>();
foreach (Instance inst in File.GetDescendants())
{
Instance parent = inst.Parent;
int childId = int.Parse(inst.Referent);
int parentId = -1;
if (parent != null)
parentId = int.Parse(parent.Referent);
childIds.Add(childId);
parentIds.Add(parentId);
}
builder.AppendLine($"- Format: {FORMAT}");
builder.AppendLine($"- ChildIds: {string.Join(", ", childIds)}");
builder.AppendLine($"- ParentIds: {string.Join(", ", parentIds)}");
}
}
}

100
BinaryFormat/Chunks/PROP.cs
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@ -6,12 +6,15 @@ using System.Text;
using RobloxFiles.Enums;
using RobloxFiles.DataTypes;
using RobloxFiles.Utility;
using System.Diagnostics;
namespace RobloxFiles.BinaryFormat.Chunks
{
public class PROP : IBinaryFileChunk
{
private BinaryRobloxFile File;
public string Name { get; internal set; }
public int ClassIndex { get; internal set; }
@ -33,6 +36,7 @@ namespace RobloxFiles.BinaryFormat.Chunks
public void Load(BinaryRobloxFileReader reader)
{
BinaryRobloxFile file = reader.File;
File = file;
ClassIndex = reader.ReadInt32();
Name = reader.ReadString();
@ -87,28 +91,32 @@ namespace RobloxFiles.BinaryFormat.Chunks
// 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)
switch (Name)
{
object result = value;
Type fieldType = field.FieldType;
case "Tags":
case "AttributesSerialize":
return buffer;
default:
{
Property prop = props[i];
Instance instance = prop.Instance;
if (fieldType == typeof(byte[]))
result = buffer;
Type instType = instance.GetType();
var member = ImplicitMember.Get(instType, Name);
return result;
}
else
{
return value;
if (member != null)
{
object result = value;
Type memberType = member.MemberType;
if (memberType == typeof(byte[]))
result = buffer;
return result;
}
return value;
}
}
});
@ -345,8 +353,8 @@ namespace RobloxFiles.BinaryFormat.Chunks
try
{
FieldInfo info = instType.GetField(Name, Property.BindingFlags);
return Enum.Parse(info.FieldType, value.ToInvariantString());
var info = ImplicitMember.Get(instType, Name);
return Enum.Parse(info.MemberType, value.ToInvariantString());
}
catch
{
@ -362,12 +370,7 @@ namespace RobloxFiles.BinaryFormat.Chunks
readProperties(i =>
{
int instId = instIds[i];
Instance result = null;
if (instId >= 0)
result = file.Instances[instId];
return result;
return instId >= 0 ? file.Instances[instId] : null;
});
break;
@ -540,6 +543,12 @@ namespace RobloxFiles.BinaryFormat.Chunks
foreach (string propName in props.Keys)
{
if (propName == "Archivable")
continue;
if (propName.Contains("__"))
continue;
if (!propMap.ContainsKey(propName))
{
Property prop = props[propName];
@ -549,6 +558,7 @@ namespace RobloxFiles.BinaryFormat.Chunks
Name = prop.Name,
Type = prop.Type,
ClassName = inst.ClassName,
ClassIndex = inst.ClassIndex
};
@ -563,6 +573,7 @@ namespace RobloxFiles.BinaryFormat.Chunks
public void Save(BinaryRobloxFileWriter writer)
{
BinaryRobloxFile file = writer.File;
File = file;
INST inst = file.Classes[ClassIndex];
var props = new List<Property>();
@ -1054,5 +1065,40 @@ namespace RobloxFiles.BinaryFormat.Chunks
default: break;
}
}
public void WriteInfo(StringBuilder builder)
{
builder.AppendLine($"- Name: {Name}");
builder.AppendLine($"- Type: {Type}");
builder.AppendLine($"- TypeId: {TypeId}");
builder.AppendLine($"- ClassName: {ClassName}");
builder.AppendLine($"- ClassIndex: {ClassIndex}");
builder.AppendLine($"| InstanceId | Value |");
builder.AppendLine($"|-----------:|---------------------------|");
INST inst = File.Classes[ClassIndex];
foreach (var instId in inst.InstanceIds)
{
Instance instance = File.Instances[instId];
Property prop = instance?.GetProperty(Name);
object value = prop?.Value;
string str = value?.ToInvariantString() ?? "null";
if (value is byte[])
str = Convert.ToBase64String(value as byte[]);
if (str.Length > 25)
str = str.Substring(0, 22) + "...";
str = str.Replace('\r', ' ');
str = str.Replace('\n', ' ');
string row = string.Format("| {0, 10} | {1, -25} |", instId, str);
builder.AppendLine(row);
}
}
}
}

29
BinaryFormat/Chunks/SIGN.cs
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@ -1,4 +1,7 @@
namespace RobloxFiles.BinaryFormat.Chunks
using System;
using System.Text;
namespace RobloxFiles.BinaryFormat.Chunks
{
public struct Signature
{
@ -52,5 +55,29 @@
writer.Write(signature.Data);
}
}
public void WriteInfo(StringBuilder builder)
{
int numSignatures = Signatures.Length;
builder.AppendLine($"NumSignatures: {numSignatures}");
for (int i = 0; i < numSignatures; i++)
{
var signature = Signatures[i];
builder.AppendLine($"## Signature {i}");
var version = signature.Version;
builder.AppendLine($"- Version: {version}");
var id = signature.Id;
builder.AppendLine($"- Id: {id}");
var length = signature.Length;
builder.AppendLine($"- Length: {length}");
var data = Convert.ToBase64String(signature.Data);
builder.AppendLine($"- Data: {data}");
}
}
}
}

16
BinaryFormat/Chunks/SSTR.cs
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@ -1,5 +1,7 @@
using System;
using System.Collections.Generic;
using System.Text;
using RobloxFiles.DataTypes;
namespace RobloxFiles.BinaryFormat.Chunks
@ -55,5 +57,19 @@ namespace RobloxFiles.BinaryFormat.Chunks
writer.Write(buffer);
}
}
public void WriteInfo(StringBuilder builder)
{
builder.AppendLine($"Format: {FORMAT}");
builder.AppendLine($"NumStrings: {Lookup.Count}");
builder.AppendLine($"## Keys");
foreach (var pair in Lookup)
{
string key = pair.Key;
builder.AppendLine($"- `{key}`");
}
}
}
}

71
DataTypes/CFrame.cs
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@ -30,9 +30,13 @@ namespace RobloxFiles.DataTypes
}
}
public Vector3 UpVector => new Vector3( m21, m22, m23);
public Vector3 LookVector => new Vector3(-m31, -m32, -m33);
public Vector3 RightVector => new Vector3(m11, m12, m13);
public Vector3 RightVector => new Vector3( m11, m21, m31);
public Vector3 UpVector => new Vector3( m12, m22, m32);
public Vector3 LookVector => new Vector3(-m13, -m23, -m33);
public Vector3 ColumnX => new Vector3(m11, m12, m13);
public Vector3 ColumnY => new Vector3(m21, m22, m23);
public Vector3 ColumnZ => new Vector3(m31, m32, m33);
public CFrame()
{
@ -43,8 +47,6 @@ namespace RobloxFiles.DataTypes
public CFrame(Vector3 pos)
{
Contract.Requires(pos != null);
m14 = pos.X;
m24 = pos.Y;
m34 = pos.Z;
@ -68,7 +70,7 @@ namespace RobloxFiles.DataTypes
if (zAxis.Y < 0)
{
xAxis = new Vector3(0, 0, -1);
yAxis = new Vector3(1, 0, 0);
yAxis = new Vector3(1, 0, 0);
zAxis = new Vector3(0, -1, 0);
}
else
@ -170,25 +172,6 @@ namespace RobloxFiles.DataTypes
}
}
public override bool Equals(object obj)
{
if (obj is CFrame)
{
CFrame other = obj as CFrame;
float[] a = GetComponents();
float[] b = other.GetComponents();
for (int i = 0; i < 12; i++)
if (!a[i].FuzzyEquals(b[i]))
return false;
return true;
}
return base.Equals(obj);
}
public static CFrame operator +(CFrame a, Vector3 b)
{
float[] ac = a.GetComponents();
@ -226,7 +209,6 @@ namespace RobloxFiles.DataTypes
m21 = ac[6], m22 = ac[7], m23 = ac[8],
m31 = ac[9], m32 = ac[10], m33 = ac[11];
var up = new Vector3(m12, m22, m32);
var back = new Vector3(m13, m23, m33);
var right = new Vector3(m11, m21, m31);
@ -279,8 +261,7 @@ namespace RobloxFiles.DataTypes
float cosAng = (float)Math.Cos(theta);
float sinAng = (float)Math.Sin(theta);
return axis * cosAng + axis.Dot(unit) * unit *
(1 - cosAng) + unit.Cross(axis) * sinAng;
return axis * cosAng + axis.Dot(unit) * unit * (1 - cosAng) + unit.Cross(axis) * sinAng;
}
public CFrame Inverse()
@ -324,9 +305,9 @@ namespace RobloxFiles.DataTypes
public static CFrame FromAxisAngle(Vector3 axis, float theta)
{
Vector3 r = VectorAxisAngle(axis, Vector3.Right, theta);
Vector3 u = VectorAxisAngle(axis, Vector3.Up, theta);
Vector3 b = VectorAxisAngle(axis, Vector3.Back, theta);
Vector3 r = VectorAxisAngle(axis, Vector3.Right, theta);
return new CFrame(0, 0, 0, r.X, u.X, b.X, r.Y, u.Y, b.Y, r.Z, u.Z, b.Z);
}
@ -347,24 +328,18 @@ namespace RobloxFiles.DataTypes
public CFrame Lerp(CFrame other, float t)
{
if (t == 0.0f)
{
if (t == 0f)
return this;
}
else if (t == 1.0f)
{
else if (t == 1f)
return other;
}
else
{
Quaternion q1 = new Quaternion(this);
Quaternion q2 = new Quaternion(other);
var q1 = new Quaternion(this);
var q2 = new Quaternion(other);
CFrame rot = q1.Slerp(q2, t).ToCFrame();
Vector3 pos = Position.Lerp(other.Position, t);
CFrame rot = q1.Slerp(q2, t).ToCFrame();
Vector3 pos = Position.Lerp(other.Position, t);
return new CFrame(pos) * rot;
}
return new CFrame(pos) * rot;
}
public CFrame ToWorldSpace(CFrame cf2)
@ -422,12 +397,12 @@ namespace RobloxFiles.DataTypes
{
float t = Math.Abs(matrix[i]);
if (t.FuzzyEquals(1))
if (t.FuzzyEquals(1, 1e-8f))
{
// Approximately ±1
sum1++;
}
else if (t.FuzzyEquals(0))
else if (t.FuzzyEquals(0, 1e-8f))
{
// Approximately ±0
sum0++;
@ -450,8 +425,8 @@ namespace RobloxFiles.DataTypes
if (!IsAxisAligned())
return -1;
int xNormal = RightVector.ToNormalId();
int yNormal = UpVector.ToNormalId();
int xNormal = ColumnX.ToNormalId();
int yNormal = ColumnY.ToNormalId();
int orientId = (6 * xNormal) + yNormal;
@ -461,4 +436,4 @@ namespace RobloxFiles.DataTypes
return orientId;
}
}
}
}

6
Interfaces/IBinaryFileChunk.cs
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@ -1,8 +1,12 @@
namespace RobloxFiles.BinaryFormat
using System.IO;
using System.Text;
namespace RobloxFiles.BinaryFormat
{
public interface IBinaryFileChunk
{
void Load(BinaryRobloxFileReader reader);
void Save(BinaryRobloxFileWriter writer);
void WriteInfo(StringBuilder builder);
}
}

1
RobloxFile.cs
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@ -42,7 +42,6 @@ namespace RobloxFiles
}
}
string lead = Encoding.UTF8.GetString(buffer, 0, 100);
throw new Exception("Unrecognized header!");
}

BIN
RobloxFileFormat.dll
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Binary file not shown.

3
XmlFormat/XmlRobloxFile.cs
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@ -18,8 +18,7 @@ namespace RobloxFiles
internal Dictionary<string, Instance> Instances = new Dictionary<string, Instance>();
internal HashSet<string> SharedStrings = new HashSet<string>();
private Dictionary<string, string> RawMetadata = new Dictionary<string, string>();
public Dictionary<string, string> Metadata => RawMetadata;
public Dictionary<string, string> Metadata { get; private set; } = new Dictionary<string, string>();
internal int RefCounter = 0;
public XmlRobloxFile()