static UProperty ReadSpecialStructProp(IMEPackage pcc, MemoryStream stream, UProperty template, string structType)
{
if (stream.Position + 1 >= stream.Length)
{
throw new EndOfStreamException("tried to read past bounds of Export Data");
}
switch (template.PropType)
{
case PropertyType.FloatProperty:
return(new FloatProperty(stream, template.Name));
case PropertyType.IntProperty:
return(new IntProperty(stream, template.Name));
case PropertyType.ObjectProperty:
return(new ObjectProperty(stream, template.Name));
case PropertyType.StringRefProperty:
return(new StringRefProperty(stream, template.Name));
case PropertyType.NameProperty:
return(new NameProperty(stream, pcc, template.Name));
case PropertyType.BoolProperty:
return(new BoolProperty(stream, pcc.Game, template.Name));
case PropertyType.ByteProperty:
if (template is EnumProperty)
{
string enumType = UnrealObjectInfo.GetEnumType(pcc.Game, template.Name, structType);
return(new EnumProperty(stream, pcc, enumType, template.Name));
}
return(new ByteProperty(stream, template.Name));
case PropertyType.BioMask4Property:
return(new BioMask4Property(stream, template.Name));
case PropertyType.StrProperty:
return(new StrProperty(stream, template.Name));
case PropertyType.ArrayProperty:
return(ReadArrayProperty(stream, pcc, structType, template.Name, true));
case PropertyType.StructProperty:
PropertyCollection structProps = ReadSpecialStruct(pcc, stream, UnrealObjectInfo.GetPropertyInfo(pcc.Game, template.Name, structType).reference, 0);
return(new StructProperty(structType, structProps, template.Name, true));
case PropertyType.None:
return(new NoneProperty(template.Name));
case PropertyType.DelegateProperty:
throw new NotImplementedException("cannot read Delegate property of Immutable struct");
case PropertyType.Unknown:
throw new NotImplementedException("cannot read Unknown property of Immutable struct");
}
throw new NotImplementedException("cannot read Unknown property of Immutable struct");
}
public static PropertyCollection getDefaultStructValue(string className, bool stripTransients)
{
bool isImmutable = UnrealObjectInfo.IsImmutable(className, Mod.MEGame.ME2);
if (Structs.ContainsKey(className))
{
ClassInfo info = Structs[className];
try
{
PropertyCollection structProps = new PropertyCollection();
ClassInfo tempInfo = info;
while (tempInfo != null)
{
foreach ((string propName, PropertyInfo propInfo) in tempInfo.properties)
{
if (stripTransients && propInfo.Transient)
{
continue;
}
if (getDefaultProperty(propName, propInfo, stripTransients, isImmutable) is UProperty uProp)
{
structProps.Add(uProp);
}
}
if (!Structs.TryGetValue(tempInfo.baseClass, out tempInfo))
{
tempInfo = null;
}
}
structProps.Add(new NoneProperty());
string filepath = Path.Combine(ME2Directory.gamePath, "BioGame", info.pccPath);
if (File.Exists(info.pccPath))
{
filepath = info.pccPath; //Used for dynamic lookup
}
if (File.Exists(filepath))
{
IMEPackage importPCC = MEPackageHandler.OpenMEPackage(filepath);
var exportToRead = importPCC.getUExport(info.exportIndex);
byte[] buff = exportToRead.Data.Skip(0x30).ToArray();
PropertyCollection defaults = PropertyCollection.ReadProps(exportToRead, new MemoryStream(buff), className);
foreach (var prop in defaults)
{
structProps.TryReplaceProp(prop);
}
}
return(structProps);
}
catch
{
return(null);
}
}
return(null);
}
public EnumProperty(NameReference value, NameReference enumType, IMEPackage pcc, NameReference?name = null) : base(name)
{
EnumType = enumType;
NameReference enumVal = value;
Value = enumVal;
EnumValues = UnrealObjectInfo.GetEnumValues(pcc.Game, enumType, true);
PropType = PropertyType.ByteProperty;
}
public EnumProperty(MemoryStream stream, IMEPackage pcc, NameReference enumType, NameReference?name = null) : base(name)
{
Offset = stream.Position;
EnumType = enumType;
NameReference enumVal = new NameReference
{
Name = pcc.getNameEntry(stream.ReadValueS32()),
Number = stream.ReadValueS32()
};
Value = enumVal;
EnumValues = UnrealObjectInfo.GetEnumValues(pcc.Game, enumType, true);
PropType = PropertyType.ByteProperty;
}
public static void ImportProperty(IMEPackage pcc, IMEPackage importpcc, Property p, string className, MemoryStream m, bool inStruct = false)
{
string name = importpcc.getNameEntry(p.Name);
int idxname = pcc.FindNameOrAdd(name);
m.Write(BitConverter.GetBytes(idxname), 0, 4);
m.Write(new byte[4], 0, 4);
if (name == "None")
{
return;
}
string type = importpcc.getNameEntry(BitConverter.ToInt32(p.raw, 8));
int idxtype = pcc.FindNameOrAdd(type);
m.Write(BitConverter.GetBytes(idxtype), 0, 4);
m.Write(new byte[4], 0, 4);
string name2;
int idxname2;
int size, count, pos;
List <Property> Props;
switch (type)
{
case "IntProperty":
case "FloatProperty":
case "ObjectProperty":
case "StringRefProperty":
m.Write(BitConverter.GetBytes(4), 0, 4);
m.Write(new byte[4], 0, 4);
m.Write(BitConverter.GetBytes(p.Value.IntValue), 0, 4);
break;
case "NameProperty":
m.Write(BitConverter.GetBytes(8), 0, 4);
m.Write(new byte[4], 0, 4);
m.Write(BitConverter.GetBytes(pcc.FindNameOrAdd(importpcc.getNameEntry(p.Value.IntValue))), 0, 4);
//preserve index or whatever the second part of a namereference is
m.Write(p.raw, 28, 4);
break;
case "BoolProperty":
m.Write(new byte[8], 0, 8);
m.WriteByte((byte)p.Value.IntValue);
if (pcc.Game != MEGame.ME3)
{
m.Write(new byte[3], 0, 3);
}
break;
case "BioMask4Property":
m.Write(BitConverter.GetBytes(p.Size), 0, 4);
m.Write(new byte[4], 0, 4);
m.WriteByte((byte)p.Value.IntValue);
break;
case "ByteProperty":
m.Write(BitConverter.GetBytes(p.Size), 0, 4);
m.Write(new byte[4], 0, 4);
if (pcc.Game == MEGame.ME3)
{
name2 = importpcc.getNameEntry(BitConverter.ToInt32(p.raw, 24));
idxname2 = pcc.FindNameOrAdd(name2);
m.Write(BitConverter.GetBytes(idxname2), 0, 4);
m.Write(new byte[4], 0, 4);
}
if (p.Size != 1)
{
m.Write(BitConverter.GetBytes(pcc.FindNameOrAdd(importpcc.getNameEntry(p.Value.IntValue))), 0, 4);
m.Write(new byte[4], 0, 4);
}
else
{
m.WriteByte(Convert.ToByte(p.Value.IntValue));
}
break;
case "DelegateProperty":
size = BitConverter.ToInt32(p.raw, 16);
if (size == 0xC)
{
name2 = importpcc.getNameEntry(BitConverter.ToInt32(p.raw, 28));
idxname2 = pcc.FindNameOrAdd(name2);
m.Write(BitConverter.GetBytes(0xC), 0, 4);
m.Write(new byte[4], 0, 4);
m.Write(new byte[4], 0, 4);
m.Write(BitConverter.GetBytes(idxname2), 0, 4);
m.Write(new byte[4], 0, 4);
}
else
{
m.Write(BitConverter.GetBytes(size), 0, 4);
m.Write(new byte[4], 0, 4);
for (int i = 0; i < size; i++)
{
m.WriteByte(p.raw[24 + i]);
}
}
break;
case "StrProperty":
name2 = p.Value.StringValue;
if (p.Value.StringValue.Length > 0)
{
name2 += '\0';
}
if (p.Value.len < 0)
{
//unicode
m.Write(BitConverter.GetBytes(4 + name2.Length * 2), 0, 4);
m.Write(new byte[4], 0, 4);
m.Write(BitConverter.GetBytes(-name2.Length), 0, 4);
foreach (char c in name2)
{
m.WriteByte((byte)c);
m.WriteByte(0);
}
}
else
{
//ascii
m.Write(BitConverter.GetBytes(4 + name2.Length), 0, 4);
m.Write(new byte[4], 0, 4);
m.Write(BitConverter.GetBytes(name2.Length), 0, 4);
foreach (char c in name2)
{
m.WriteByte((byte)c);
}
}
break;
case "StructProperty":
size = BitConverter.ToInt32(p.raw, 16);
name2 = importpcc.getNameEntry(BitConverter.ToInt32(p.raw, 24));
idxname2 = pcc.FindNameOrAdd(name2);
pos = 32;
Props = new List <Property>();
try
{
Props = ReadProp(importpcc, p.raw, pos);
}
catch (Exception)
{
}
m.Write(BitConverter.GetBytes(size), 0, 4);
m.Write(new byte[4], 0, 4);
m.Write(BitConverter.GetBytes(idxname2), 0, 4);
m.Write(new byte[4], 0, 4);
if (Props.Count == 0 || Props[0].TypeVal == PropertyType.Unknown)
{
for (int i = 0; i < size; i++)
{
m.WriteByte(p.raw[32 + i]);
}
}
else
{
foreach (Property pp in Props)
{
ImportProperty(pcc, importpcc, pp, className, m, inStruct);
}
}
break;
case "ArrayProperty":
size = BitConverter.ToInt32(p.raw, 16);
count = BitConverter.ToInt32(p.raw, 24);
PropertyInfo info = ME3UnrealObjectInfo.getPropertyInfo(className, name, inStruct);
ArrayType arrayType = ME3UnrealObjectInfo.getArrayType(info);
pos = 28;
List <Property> AllProps = new List <Property>();
if (arrayType == ArrayType.Struct)
{
for (int i = 0; i < count; i++)
{
Props = new List <Property>();
try
{
Props = ReadProp(importpcc, p.raw, pos);
}
catch (Exception)
{
}
AllProps.AddRange(Props);
if (Props.Count != 0)
{
pos = Props[Props.Count - 1].offend;
}
}
}
m.Write(BitConverter.GetBytes(size), 0, 4);
m.Write(new byte[4], 0, 4);
m.Write(BitConverter.GetBytes(count), 0, 4);
if (AllProps.Count != 0 && (info == null || !UnrealObjectInfo.isImmutable(info.reference, pcc.Game)))
{
foreach (Property pp in AllProps)
{
ImportProperty(pcc, importpcc, pp, className, m, inStruct);
}
}
else if (arrayType == ArrayType.Name)
{
for (int i = 0; i < count; i++)
{
string s = importpcc.getNameEntry(BitConverter.ToInt32(p.raw, 28 + i * 8));
m.Write(BitConverter.GetBytes(pcc.FindNameOrAdd(s)), 0, 4);
//preserve index or whatever the second part of a namereference is
m.Write(p.raw, 32 + i * 8, 4);
}
}
else
{
m.Write(p.raw, 28, size - 4);
}
break;
default:
throw new Exception(type);
}
}
public static UProperty getDefaultProperty(string propName, PropertyInfo propInfo, bool stripTransients = true, bool isImmutable = false)
{
switch (propInfo.Type)
{
case PropertyType.IntProperty:
return(new IntProperty(0, propName));
case PropertyType.FloatProperty:
return(new FloatProperty(0f, propName));
case PropertyType.DelegateProperty:
return(new DelegateProperty(0, "None"));
case PropertyType.ObjectProperty:
return(new ObjectProperty(0, propName));
case PropertyType.NameProperty:
return(new NameProperty("None", propName));
case PropertyType.BoolProperty:
return(new BoolProperty(false, propName));
case PropertyType.ByteProperty when propInfo.IsEnumProp():
return(new EnumProperty(propInfo.Reference, Mod.MEGame.ME2, propName));
case PropertyType.ByteProperty:
return(new ByteProperty(0, propName));
case PropertyType.StrProperty:
return(new StrProperty("", propName));
case PropertyType.StringRefProperty:
return(new StringRefProperty(propName));
case PropertyType.BioMask4Property:
return(new BioMask4Property(0, propName));
case PropertyType.ArrayProperty:
switch (getArrayType(propInfo))
{
case ArrayType.Object:
return(new ArrayProperty <ObjectProperty>(propName));
case ArrayType.Name:
return(new ArrayProperty <NameProperty>(propName));
case ArrayType.Enum:
return(new ArrayProperty <EnumProperty>(propName));
case ArrayType.Struct:
return(new ArrayProperty <StructProperty>(propName));
case ArrayType.Bool:
return(new ArrayProperty <BoolProperty>(propName));
case ArrayType.String:
return(new ArrayProperty <StrProperty>(propName));
case ArrayType.Float:
return(new ArrayProperty <FloatProperty>(propName));
case ArrayType.Int:
return(new ArrayProperty <IntProperty>(propName));
case ArrayType.Byte:
return(new ArrayProperty <ByteProperty>(propName));
default:
return(null);
}
case PropertyType.StructProperty:
isImmutable = isImmutable || UnrealObjectInfo.IsImmutable(propInfo.Reference, Mod.MEGame.ME2);
return(new StructProperty(propInfo.Reference, getDefaultStructValue(propInfo.Reference, stripTransients), propName, isImmutable));
case PropertyType.None:
case PropertyType.Unknown:
default:
return(null);
}
}
public static PropertyCollection getDefaultStructValue(string className, bool stripTransients)
{
if (Structs.ContainsKey(className))
{
bool immutable = UnrealObjectInfo.isImmutable(className, MEGame.ME3);
ClassInfo info = Structs[className];
try
{
string filepath = (Path.Combine(ME3Directory.gamePath, @"BIOGame\" + info.pccPath));
if (File.Exists(info.pccPath))
{
filepath = info.pccPath; //Used for dynamic lookup
}
using (ME3Package importPCC = MEPackageHandler.OpenME3Package(filepath))
{
byte[] buff;
//Plane and CoverReference inherit from other structs, meaning they don't have default values (who knows why)
//thus, I have hardcoded what those default values should be
if (className == "Plane")
{
buff = PlaneDefault;
}
else if (className == "CoverReference")
{
buff = CoverReferenceDefault;
}
else
{
var exportToRead = importPCC.Exports[info.exportIndex];
buff = exportToRead.Data.Skip(0x24).ToArray();
}
PropertyCollection props = PropertyCollection.ReadProps(importPCC, new MemoryStream(buff), className);
if (stripTransients)
{
List <UProperty> toRemove = new List <UProperty>();
foreach (var prop in props)
{
//remove transient props
if (info.properties.TryGetValue(prop.Name, out PropertyInfo propInfo))
{
if (propInfo.transient)
{
toRemove.Add(prop);
}
}
//if (!info.properties.ContainsKey(prop.Name) && info.baseClass == "Class")
//{
// toRemove.Add(prop);
//}
}
foreach (var prop in toRemove)
{
Debug.WriteLine($"ME3: Get Default Struct value ({className}) - removing transient prop: {prop.Name}");
props.Remove(prop);
}
}
return(props);
}
}
catch
{
return(null);
}
}
return(null);
}
public static byte[] getDefaultClassValue(ME3Package pcc, string className, bool fullProps = false)
{
if (Structs.ContainsKey(className))
{
bool immutable = UnrealObjectInfo.isImmutable(className, MEGame.ME3);
ClassInfo info = Structs[className];
try
{
string filepath = (Path.Combine(ME3Directory.gamePath, @"BIOGame\" + info.pccPath));
if (File.Exists(info.pccPath))
{
filepath = info.pccPath; //Used for dynamic lookup
}
using (ME3Package importPCC = MEPackageHandler.OpenME3Package(filepath))
{
byte[] buff;
//Plane and CoverReference inherit from other structs, meaning they don't have default values (who knows why)
//thus, I have hardcoded what those default values should be
if (className == "Plane")
{
buff = PlaneDefault;
}
else if (className == "CoverReference")
{
buff = CoverReferenceDefault;
}
else
{
buff = importPCC.Exports[info.exportIndex].Data.Skip(0x24).ToArray();
}
List <PropertyReader.Property> Props = PropertyReader.ReadProp(importPCC, buff, 0);
MemoryStream m = new MemoryStream();
foreach (PropertyReader.Property p in Props)
{
string propName = importPCC.getNameEntry(p.Name);
//check if property is transient, if so, skip (neither of the structs that inherit have transient props)
if (info.properties.ContainsKey(propName) || propName == "None" || info.baseClass != "Class")
{
if (immutable && !fullProps)
{
PropertyReader.ImportImmutableProperty(pcc, importPCC, p, className, m, true);
}
else
{
PropertyReader.ImportProperty(pcc, importPCC, p, className, m, true);
}
}
}
return(m.ToArray());
}
}
catch (Exception)
{
return(null);
}
}
else if (Classes.ContainsKey(className))
{
ClassInfo info = Structs[className];
try
{
string filepath = (Path.Combine(ME3Directory.gamePath, @"BIOGame\" + info.pccPath));
if (File.Exists(info.pccPath))
{
filepath = info.pccPath; //Used for dynamic lookup
}
using (ME3Package importPCC = MEPackageHandler.OpenME3Package(filepath))
{
IExportEntry entry = pcc.Exports[info.exportIndex + 1];
List <PropertyReader.Property> Props = PropertyReader.getPropList(entry);
MemoryStream m = new MemoryStream(entry.DataSize - 4);
foreach (PropertyReader.Property p in Props)
{
if (!info.properties.ContainsKey(importPCC.getNameEntry(p.Name)))
{
//property is transient
continue;
}
PropertyReader.ImportProperty(pcc, importPCC, p, className, m);
}
return(m.ToArray());
}
}
catch (Exception)
{
return(null);
}
}
return(null);
}
public static PropertyCollection ReadProps(IMEPackage pcc, MemoryStream stream, string typeName, bool includeNoneProperty = false)
{
//Uncomment this for debugging property engine
/*DebugOutput.StartDebugger("Property Engine ReadProps() for "+typeName);
* if (pcc.FileName == "C:\\Users\\Dev\\Downloads\\ME2_Placeables.upk")
* {
* //Debugger.Break();
* }*/
PropertyCollection props = new PropertyCollection();
long startPosition = stream.Position;
while (stream.Position + 8 <= stream.Length)
{
int nameIdx = stream.ReadValueS32();
if (!pcc.isName(nameIdx))
{
stream.Seek(-4, SeekOrigin.Current);
break;
}
string name = pcc.getNameEntry(nameIdx);
if (name == "None")
{
props.Add(new NoneProperty(stream, "None"));
stream.Seek(4, SeekOrigin.Current);
break;
}
NameReference nameRef = new NameReference {
Name = name, Number = stream.ReadValueS32()
};
int typeIdx = stream.ReadValueS32();
stream.Seek(4, SeekOrigin.Current);
int size = stream.ReadValueS32();
if (!pcc.isName(typeIdx) || size < 0 || size > stream.Length - stream.Position)
{
stream.Seek(-16, SeekOrigin.Current);
break;
}
stream.Seek(4, SeekOrigin.Current);
PropertyType type;
string namev = pcc.getNameEntry(typeIdx);
if (Enum.IsDefined(typeof(PropertyType), namev))
{
Enum.TryParse(namev, out type);
}
else
{
type = PropertyType.Unknown;
}
switch (type)
{
case PropertyType.StructProperty:
string structType = pcc.getNameEntry(stream.ReadValueS32());
stream.Seek(4, SeekOrigin.Current);
if (ME3UnrealObjectInfo.isImmutable(structType))
{
PropertyCollection structProps = ReadSpecialStruct(pcc, stream, structType, size);
var structprop = new StructProperty(structType, structProps, nameRef, true);
structprop.Offset = stream.Position - 4;
props.Add(structprop);
}
else
{
PropertyCollection structProps = ReadProps(pcc, stream, structType, includeNoneProperty);
var structprop = new StructProperty(structType, structProps, nameRef);
structprop.Offset = stream.Position - 4;
props.Add(structprop);
}
break;
case PropertyType.IntProperty:
props.Add(new IntProperty(stream, nameRef));
break;
case PropertyType.FloatProperty:
props.Add(new FloatProperty(stream, nameRef));
break;
case PropertyType.ObjectProperty:
props.Add(new ObjectProperty(stream, nameRef));
break;
case PropertyType.NameProperty:
props.Add(new NameProperty(stream, pcc, nameRef));
break;
case PropertyType.BoolProperty:
props.Add(new BoolProperty(stream, pcc.Game, nameRef));
break;
case PropertyType.BioMask4Property:
props.Add(new BioMask4Property(stream, nameRef));
break;
case PropertyType.ByteProperty:
{
if (size != 1)
{
NameReference enumType = new NameReference();
if (pcc.Game == MEGame.ME3)
{
enumType.Name = pcc.getNameEntry(stream.ReadValueS32());
enumType.Number = stream.ReadValueS32();
}
else
{
enumType.Name = UnrealObjectInfo.GetEnumType(pcc.Game, name, typeName);
}
props.Add(new EnumProperty(stream, pcc, enumType, nameRef));
}
else
{
if (pcc.Game == MEGame.ME3)
{
stream.Seek(8, SeekOrigin.Current);
}
props.Add(new ByteProperty(stream, nameRef));
}
}
break;
case PropertyType.ArrayProperty:
{
props.Add(ReadArrayProperty(stream, pcc, typeName, nameRef));
}
break;
case PropertyType.StrProperty:
{
props.Add(new StrProperty(stream, nameRef));
}
break;
case PropertyType.StringRefProperty:
props.Add(new StringRefProperty(stream, nameRef));
break;
case PropertyType.DelegateProperty:
props.Add(new DelegateProperty(stream, pcc, nameRef));
break;
case PropertyType.Unknown:
{
props.Add(new UnknownProperty(stream, size, pcc.getNameEntry(typeIdx), nameRef));
}
break;
case PropertyType.None:
if (includeNoneProperty)
{
props.Add(new NoneProperty(stream, "None"));
}
break;
default:
break;
}
}
if (props.Count > 0)
{
//error reading props.
if (props[props.Count - 1].PropType != PropertyType.None)
{
stream.Seek(startPosition, SeekOrigin.Begin);
return(new PropertyCollection {
endOffset = (int)stream.Position
});
}
//remove None Property
if (!includeNoneProperty)
{
props.RemoveAt(props.Count - 1);
}
}
props.endOffset = (int)stream.Position;
return(props);
}
public static UProperty ReadArrayProperty(MemoryStream stream, IMEPackage pcc, string enclosingType, NameReference name, bool IsInImmutable = false)
{
long arrayOffset = IsInImmutable ? stream.Position : stream.Position - 24;
ArrayType arrayType = UnrealObjectInfo.GetArrayType(pcc.Game, name, enclosingType);
int count = stream.ReadValueS32();
switch (arrayType)
{
case ArrayType.Object:
{
var props = new List <ObjectProperty>();
for (int i = 0; i < count; i++)
{
props.Add(new ObjectProperty(stream));
}
return(new ArrayProperty <ObjectProperty>(arrayOffset, props, arrayType, name));
}
case ArrayType.Name:
{
var props = new List <NameProperty>();
for (int i = 0; i < count; i++)
{
props.Add(new NameProperty(stream, pcc));
}
return(new ArrayProperty <NameProperty>(arrayOffset, props, arrayType, name));
}
case ArrayType.Enum:
{
var props = new List <EnumProperty>();
NameReference enumType = new NameReference {
Name = UnrealObjectInfo.GetEnumType(pcc.Game, name, enclosingType)
};
for (int i = 0; i < count; i++)
{
props.Add(new EnumProperty(stream, pcc, enumType));
}
return(new ArrayProperty <EnumProperty>(arrayOffset, props, arrayType, name));
}
case ArrayType.Struct:
{
var props = new List <StructProperty>();
string arrayStructType = UnrealObjectInfo.GetPropertyInfo(pcc.Game, name, enclosingType)?.reference;
if (IsInImmutable || ME3UnrealObjectInfo.isImmutable(arrayStructType))
{
int arraySize = 0;
if (!IsInImmutable)
{
stream.Seek(-16, SeekOrigin.Current);
arraySize = stream.ReadValueS32();
stream.Seek(12, SeekOrigin.Current);
}
for (int i = 0; i < count; i++)
{
long offset = stream.Position;
PropertyCollection structProps = ReadSpecialStruct(pcc, stream, arrayStructType, arraySize / count);
StructProperty structP = new StructProperty(arrayStructType, structProps, isImmutable: true);
structP.Offset = offset;
props.Add(structP);
}
}
else
{
for (int i = 0; i < count; i++)
{
long structOffset = stream.Position;
PropertyCollection structProps = ReadProps(pcc, stream, arrayStructType);
StructProperty structP = new StructProperty(arrayStructType, structProps);
structP.Offset = structOffset;
props.Add(structP);
}
}
return(new ArrayProperty <StructProperty>(arrayOffset, props, arrayType, name));
}
case ArrayType.Bool:
{
var props = new List <BoolProperty>();
for (int i = 0; i < count; i++)
{
props.Add(new BoolProperty(stream, pcc.Game));
}
return(new ArrayProperty <BoolProperty>(arrayOffset, props, arrayType, name));
}
case ArrayType.String:
{
var props = new List <StrProperty>();
for (int i = 0; i < count; i++)
{
props.Add(new StrProperty(stream));
}
return(new ArrayProperty <StrProperty>(arrayOffset, props, arrayType, name));
}
case ArrayType.Float:
{
var props = new List <FloatProperty>();
for (int i = 0; i < count; i++)
{
props.Add(new FloatProperty(stream));
}
return(new ArrayProperty <FloatProperty>(arrayOffset, props, arrayType, name));
}
case ArrayType.Byte:
{
var props = new List <ByteProperty>();
for (int i = 0; i < count; i++)
{
props.Add(new ByteProperty(stream));
}
return(new ArrayProperty <ByteProperty>(arrayOffset, props, arrayType, name));
}
case ArrayType.Int:
default:
{
var props = new List <IntProperty>();
for (int i = 0; i < count; i++)
{
props.Add(new IntProperty(stream));
}
return(new ArrayProperty <IntProperty>(arrayOffset, props, arrayType, name));
}
}
}
public static PropertyCollection ReadProps(IMEPackage pcc, MemoryStream stream, string typeName)
{
PropertyCollection props = new PropertyCollection();
long startPosition = stream.Position;
while (stream.Position + 8 <= stream.Length)
{
int nameIdx = stream.ReadValueS32();
if (!pcc.isName(nameIdx))
{
stream.Seek(-4, SeekOrigin.Current);
break;
}
string name = pcc.getNameEntry(nameIdx);
if (name == "None")
{
props.Add(new NoneProperty {
PropType = PropertyType.None
});
stream.Seek(4, SeekOrigin.Current);
break;
}
NameReference nameRef = new NameReference {
Name = name, count = stream.ReadValueS32()
};
int typeIdx = stream.ReadValueS32();
stream.Seek(4, SeekOrigin.Current);
int size = stream.ReadValueS32();
if (!pcc.isName(typeIdx) || size < 0 || size > stream.Length - stream.Position)
{
stream.Seek(-16, SeekOrigin.Current);
break;
}
stream.Seek(4, SeekOrigin.Current);
PropertyType type;
if (!Enum.TryParse(pcc.getNameEntry(typeIdx), out type))
{
type = PropertyType.Unknown;
}
switch (type)
{
case PropertyType.StructProperty:
string structType = pcc.getNameEntry(stream.ReadValueS32());
stream.Seek(4, SeekOrigin.Current);
if (ME3UnrealObjectInfo.isImmutable(structType))
{
PropertyCollection structProps = ReadSpecialStruct(pcc, stream, structType, size);
props.Add(new StructProperty(structType, structProps, nameRef, true));
}
else
{
PropertyCollection structProps = ReadProps(pcc, stream, structType);
props.Add(new StructProperty(structType, structProps, nameRef));
}
break;
case PropertyType.IntProperty:
props.Add(new IntProperty(stream, nameRef));
break;
case PropertyType.FloatProperty:
props.Add(new FloatProperty(stream, nameRef));
break;
case PropertyType.ObjectProperty:
props.Add(new ObjectProperty(stream, nameRef));
break;
case PropertyType.NameProperty:
props.Add(new NameProperty(stream, pcc, nameRef));
break;
case PropertyType.BoolProperty:
props.Add(new BoolProperty(stream, pcc.Game, nameRef));
break;
case PropertyType.BioMask4Property:
props.Add(new BioMask4Property(stream, nameRef));
break;
case PropertyType.ByteProperty:
{
if (size != 1)
{
NameReference enumType = new NameReference();
if (pcc.Game == MEGame.ME3)
{
enumType.Name = pcc.getNameEntry(stream.ReadValueS32());
enumType.count = stream.ReadValueS32();
}
else
{
enumType.Name = UnrealObjectInfo.GetEnumType(pcc.Game, name, typeName);
}
props.Add(new EnumProperty(stream, pcc, enumType, nameRef));
}
else
{
if (pcc.Game == MEGame.ME3)
{
stream.Seek(8, SeekOrigin.Current);
}
props.Add(new ByteProperty(stream, nameRef));
}
}
break;
case PropertyType.ArrayProperty:
{
props.Add(ReadArrayProperty(stream, pcc, typeName, nameRef));
}
break;
case PropertyType.StrProperty:
{
props.Add(new StrProperty(stream, nameRef));
}
break;
case PropertyType.StringRefProperty:
props.Add(new StringRefProperty(stream, nameRef));
break;
case PropertyType.DelegateProperty:
props.Add(new DelegateProperty(stream, pcc, nameRef));
break;
case PropertyType.Unknown:
{
props.Add(new UnknownProperty(stream, size, pcc.getNameEntry(typeIdx), nameRef));
}
break;
case PropertyType.None:
default:
break;
}
}
if (props.Count > 0)
{
if (props[props.Count - 1].PropType != PropertyType.None)
{
stream.Seek(startPosition, SeekOrigin.Begin);
return(new PropertyCollection {
endOffset = (int)stream.Position
});
}
//remove None Property
props.RemoveAt(props.Count - 1);
}
props.endOffset = (int)stream.Position;
return(props);
}
