public static List <string> Relink(ExportEntry sourceExport, ExportEntry relinkingExport, OrderedMultiValueDictionary <IEntry, IEntry> crossPCCObjectMappingList, bool importExportDependencies = false)
{
var relinkFailedReport = new List <string>();
IMEPackage sourcePcc = sourceExport.FileRef;
//Relink stack
if (relinkingExport.HasStack)
{
byte[] stack = relinkingExport.GetStack();
int uIndex = BitConverter.ToInt32(stack, 0);
string relinkResult = relinkUIndex(sourceExport.FileRef, relinkingExport, ref uIndex, "Stack: Node",
crossPCCObjectMappingList, "", importExportDependencies);
if (relinkResult is null)
{
stack.OverwriteRange(0, BitConverter.GetBytes(uIndex));
}
else
{
relinkFailedReport.Add(relinkResult);
}
uIndex = BitConverter.ToInt32(stack, 4);
relinkResult = relinkUIndex(sourceExport.FileRef, relinkingExport, ref uIndex, "Stack: StateNode",
crossPCCObjectMappingList, "", importExportDependencies);
if (relinkResult is null)
{
stack.OverwriteRange(4, BitConverter.GetBytes(uIndex));
}
else
{
relinkFailedReport.Add(relinkResult);
}
relinkingExport.SetStack(stack);
}
//Relink Properties
PropertyCollection transplantProps = sourceExport.GetProperties();
relinkFailedReport.AddRange(relinkPropertiesRecursive(sourcePcc, relinkingExport, transplantProps, crossPCCObjectMappingList, "", importExportDependencies));
relinkingExport.WriteProperties(transplantProps);
//Relink Binary
try
{
if (relinkingExport.Game != sourcePcc.Game && (relinkingExport.IsClass || relinkingExport.ClassName == "State" || relinkingExport.ClassName == "Function"))
{
relinkFailedReport.Add($"{relinkingExport.UIndex} {relinkingExport.FullPath} binary relinking failed. Cannot port {relinkingExport.ClassName} between games!");
return(relinkFailedReport);
}
if (ObjectBinary.From(relinkingExport) is ObjectBinary objBin)
{
List <(UIndex, string)> indices = objBin.GetUIndexes(relinkingExport.FileRef.Game);
foreach ((UIndex uIndex, string propName) in indices)
{
string result = relinkUIndex(sourcePcc, relinkingExport, ref uIndex.value, $"(Binary Property: {propName})", crossPCCObjectMappingList, "",
importExportDependencies);
if (result != null)
{
relinkFailedReport.Add(result);
}
}
//UStruct is abstract baseclass for Class, State, and Function, and can have script in it
if (objBin is UStruct uStructBinary && uStructBinary.ScriptBytes.Length > 0)
{
if (relinkingExport.Game == MEGame.ME3)
{
(List <Token> tokens, _) = Bytecode.ParseBytecode(uStructBinary.ScriptBytes, sourceExport);
foreach (Token token in tokens)
{
relinkFailedReport.AddRange(RelinkToken(token, uStructBinary.ScriptBytes, sourceExport, relinkingExport, crossPCCObjectMappingList,
importExportDependencies));
}
}
else
{
relinkFailedReport.Add($"{relinkingExport.UIndex} {relinkingExport.FullPath} binary relinking failed. {relinkingExport.ClassName} contains script, " +
$"which cannot be relinked for {relinkingExport.Game}");
}
}
relinkingExport.setBinaryData(objBin.ToBytes(relinkingExport.FileRef, relinkingExport.DataOffset + relinkingExport.propsEnd()));
return(relinkFailedReport);
}
byte[] binarydata = relinkingExport.getBinaryData();
if (binarydata.Length > 0)
{
switch (relinkingExport.ClassName)
{
//todo: make a WwiseEvent ObjectBinary class
case "WwiseEvent":
{
void relinkAtPosition(int binaryPosition, string propertyName)
{
int uIndex = BitConverter.ToInt32(binarydata, binaryPosition);
string relinkResult = relinkUIndex(sourcePcc, relinkingExport, ref uIndex, propertyName,
crossPCCObjectMappingList, "", importExportDependencies);
if (relinkResult is null)
{
binarydata.OverwriteRange(binaryPosition, BitConverter.GetBytes(uIndex));
}
else
{
relinkFailedReport.Add(relinkResult);
}
}
if (relinkingExport.FileRef.Game == MEGame.ME3)
{
int count = BitConverter.ToInt32(binarydata, 0);
for (int j = 0; j < count; j++)
{
relinkAtPosition(4 + (j * 4), $"(Binary Property: WwiseStreams[{j}])");
}
relinkingExport.setBinaryData(binarydata);
}
else if (relinkingExport.FileRef.Game == MEGame.ME2)
{
int parsingPos = 4;
int linkCount = BitConverter.ToInt32(binarydata, parsingPos);
parsingPos += 4;
for (int j = 0; j < linkCount; j++)
{
int bankcount = BitConverter.ToInt32(binarydata, parsingPos);
parsingPos += 4;
for (int k = 0; k < bankcount; k++)
{
relinkAtPosition(parsingPos, $"(Binary Property: link[{j}].WwiseBanks[{k}])");
parsingPos += 4;
}
int wwisestreamcount = BitConverter.ToInt32(binarydata, parsingPos);
parsingPos += 4;
for (int k = 0; k < wwisestreamcount; k++)
{
relinkAtPosition(parsingPos, $"(Binary Property: link[{j}].WwiseStreams[{k}])");
parsingPos += 4;
}
}
relinkingExport.setBinaryData(binarydata);
}
}
break;
case "DominantDirectionalLightComponent":
case "SphericalHarmonicLightComponent":
case "DominantPointLightComponent":
case "StaticLightCollectionActor":
case "DominantSpotLightComponent":
case "DirectionalLightComponent":
case "StaticMeshCollectionActor":
case "TerrainWeightMapTexture":
case "PhysicsAssetInstance":
case "PointLightComponent":
case "ShadowMapTexture2D":
case "SpotLightComponent":
case "LightMapTexture2D":
case "SkyLightComponent":
case "TextureFlipBook":
case "BrushComponent":
case "FaceFXAnimSet":
case "TextureMovie":
case "AnimSequence":
case "RB_BodySetup":
case "MorphTarget":
case "ShadowMap1D":
case "WwiseStream":
case "WwiseBank":
case "Texture2D":
//these classes have binary but do not need relinking
break;
default:
if (binarydata.Any(b => b != 0))
{
relinkFailedReport.Add($"{relinkingExport.UIndex} {relinkingExport.FullPath} has unparsed binary. " +
$"This binary may contain items that need to be relinked. Come to the Discord server " +
$"(click ME3Tweaks logo in main window for invite) and ask devs to parse this class.");
}
break;
}
}
}
catch (Exception e) when(!App.IsDebug)
{
relinkFailedReport.Add($"{relinkingExport.UIndex} {relinkingExport.FullPath} binary relinking failed due to exception: {e.Message}");
}
return(relinkFailedReport);
}
