public static UProperty ReadArrayProperty(MemoryStream stream, IMEPackage pcc, string enclosingType, NameReference name, bool IsInImmutable = false)
{
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>(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>(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>(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++)
{
PropertyCollection structProps = ReadSpecialStruct(pcc, stream, arrayStructType, arraySize / count);
props.Add(new StructProperty(arrayStructType, structProps, isImmutable: true));
}
}
else
{
for (int i = 0; i < count; i++)
{
PropertyCollection structProps = ReadProps(pcc, stream, arrayStructType);
props.Add(new StructProperty(arrayStructType, structProps));
}
}
return(new ArrayProperty <StructProperty>(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>(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>(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>(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>(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>(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);
}
public static PropertyCollection ReadSpecialStruct(IMEPackage pcc, MemoryStream stream, string structType, int size)
{
PropertyCollection props = new PropertyCollection();
if (pcc.Game == MEGame.ME3)
{
if (ME3UnrealObjectInfo.Structs.ContainsKey(structType))
{
PropertyCollection defaultProps;
//memoize
if (defaultStructValues.ContainsKey(structType))
{
defaultProps = defaultStructValues[structType];
}
else
{
defaultProps = ME3UnrealObjectInfo.getDefaultStructValue(structType);
if (defaultProps == null)
{
props.Add(new UnknownProperty(stream, size));
return(props);
}
defaultStructValues.Add(structType, defaultProps);
}
for (int i = 0; i < defaultProps.Count; i++)
{
UProperty uProperty = ReadSpecialStructProp(pcc, stream, defaultProps[i], structType);
if (uProperty.PropType != PropertyType.None)
{
props.Add(uProperty);
}
}
return(props);
}
}
//TODO: implement getDefaultClassValue() for ME1 and ME2 so this isn't needed
if (structType == "Rotator")
{
string[] labels = { "Pitch", "Yaw", "Roll" };
for (int i = 0; i < 3; i++)
{
props.Add(new IntProperty(stream, labels[i]));
}
}
else if (structType == "Vector2d" || structType == "RwVector2")
{
string[] labels = { "X", "Y" };
for (int i = 0; i < 2; i++)
{
props.Add(new FloatProperty(stream, labels[i]));
}
}
else if (structType == "Vector" || structType == "RwVector3")
{
string[] labels = { "X", "Y", "Z" };
for (int i = 0; i < 3; i++)
{
props.Add(new FloatProperty(stream, labels[i]));
}
}
else if (structType == "Color")
{
string[] labels = { "B", "G", "R", "A" };
for (int i = 0; i < 4; i++)
{
props.Add(new ByteProperty(stream, labels[i]));
}
}
else if (structType == "LinearColor")
{
string[] labels = { "R", "G", "B", "A" };
for (int i = 0; i < 4; i++)
{
props.Add(new FloatProperty(stream, labels[i]));
}
}
//uses EndsWith to support RwQuat, RwVector4, and RwPlane
else if (structType.EndsWith("Quat") || structType.EndsWith("Vector4") || structType.EndsWith("Plane"))
{
string[] labels = { "X", "Y", "Z", "W" };
for (int i = 0; i < 4; i++)
{
props.Add(new FloatProperty(stream, labels[i]));
}
}
else if (structType == "TwoVectors")
{
string[] labels = { "X", "Y", "Z", "X", "Y", "Z" };
for (int i = 0; i < 6; i++)
{
props.Add(new FloatProperty(stream, labels[i]));
}
}
else if (structType == "Matrix" || structType == "RwMatrix44")
{
string[] labels = { "X Plane", "Y Plane", "Z Plane", "W Plane" };
string[] labels2 = { "X", "Y", "Z", "W" };
for (int i = 0; i < 3; i++)
{
PropertyCollection structProps = new PropertyCollection();
for (int j = 0; j < 4; j++)
{
structProps.Add(new FloatProperty(stream, labels2[j]));
}
props.Add(new StructProperty("Plane", structProps, labels[i], true));
}
}
else if (structType == "Guid")
{
string[] labels = { "A", "B", "C", "D" };
for (int i = 0; i < 4; i++)
{
props.Add(new IntProperty(stream, labels[i]));
}
}
else if (structType == "IntPoint")
{
string[] labels = { "X", "Y" };
for (int i = 0; i < 2; i++)
{
props.Add(new IntProperty(stream, labels[i]));
}
}
else if (structType == "Box" || structType == "BioRwBox")
{
string[] labels = { "Min", "Max" };
string[] labels2 = { "X", "Y", "Z" };
for (int i = 0; i < 2; i++)
{
PropertyCollection structProps = new PropertyCollection();
for (int j = 0; j < 3; j++)
{
structProps.Add(new FloatProperty(stream, labels2[j]));
}
props.Add(new StructProperty("Vector", structProps, labels[i], true));
}
props.Add(new ByteProperty(stream, "IsValid"));
}
else
{
props.Add(new UnknownProperty(stream, size));
}
return(props);
}
