/// <summary>
/// Installs the specified r2d to the specified export. Specify an asset name if you wish to use a specific asset in the RTexture2D object.
/// </summary>
/// <param name="r2d"></param>
/// <param name="export"></param>
/// <param name="asset"></param>
public static void InstallTexture(RTexture2D r2d, ExportEntry export, string asset = null)
{
// If no asset was specified pick a random asset
asset ??= r2d.FetchRandomTextureAsset();
// 2. Is this asset already parsed?
if (r2d.InstantiatedItems.TryGetValue(asset, out var instantiated))
{
// It's already been instantiated. Just use this data instead
MERLog.Information($@"Writing out cached asset {asset} for {export.InstancedFullPath}");
export.WritePropertiesAndBinary(instantiated.props, instantiated.texData);
}
else
{
MERLog.Information($@"Installing texture asset {asset} for {export.InstancedFullPath}");
// 3. Asset has not been setup yet. Write out the precomputed data.
export.WriteBinary(GetTextureAssetBinary(asset));
// 4. Read in the data so it's in the correct context.
var ut2d = ObjectBinary.From <UTexture2D>(export);
// 5. Move compressed mips to TFC
foreach (var mip in ut2d.Mips)
{
if (mip.IsCompressed)
{
mip.DataOffset = TFCBuilder.WriteMip(r2d, mip.Mip); // If it's compressed it needs to be stored externally.
if (mip.StorageType == StorageTypes.pccLZO)
{
mip.StorageType = StorageTypes.extLZO;
}
if (mip.StorageType == StorageTypes.pccZlib)
{
mip.StorageType = StorageTypes.extZlib;
}
}
}
// 6. Setup the properties
var props = export.GetProperties();
props.AddOrReplaceProp(new IntProperty(ut2d.Mips.Count - 1, @"MipTailBaseIdx"));
props.AddOrReplaceProp(new IntProperty(ut2d.Mips[0].SizeX, @"SizeX"));
props.AddOrReplaceProp(new IntProperty(ut2d.Mips[0].SizeY, @"SizeY"));
props.AddOrReplaceProp(r2d.PreMountTexture ? ActiveBuilder.BGTFCNameProp : ActiveBuilder.DLCTFCNameProp);
props.AddOrReplaceProp(r2d.PreMountTexture ? ActiveBuilder.BGTFCGuidProp : ActiveBuilder.DLCTFCGuidProp);
if (r2d.LODGroup != null)
{
// Write a new LOD property
props.AddOrReplaceProp(r2d.LODGroup);
}
// 7. Commit the export
export.WritePropertiesAndBinary(props, ut2d);
// 8. Cache the work that's been done so we don't need to it again.
r2d.InstantiatedItems[asset] = (props, ut2d);
}
}
public static void EndTFCs()
{
if (ActiveBuilder != null)
{
var usedBGTFC = ActiveBuilder.BGTfcStream.Position > 16;
var usedDLCTFC = ActiveBuilder.DLCTfcStream.Position > 16;
ActiveBuilder.BGTfcStream?.Close();
ActiveBuilder.DLCTfcStream?.Close();
if (!usedBGTFC)
{
File.Delete(MERFileSystem.GetTFCPath(false));
}
if (!usedDLCTFC)
{
File.Delete(MERFileSystem.GetTFCPath(true));
}
}
ActiveBuilder = null;
}
/// <summary>
/// Opens a new TFC file for writing
/// </summary>
/// <param name="randomizations"></param>
/// <param name="dlcTfcName"></param>
public static void StartNewTFCs(List <RTexture2D> randomizations)
{
ActiveBuilder = new TFCBuilder();
ActiveBuilder.TextureRandomizations = randomizations;
var dlcTFCPath = MERFileSystem.GetTFCPath(true);
// DLC TFC
ActiveBuilder.DLCTFCNameProp = new NameProperty(Path.GetFileNameWithoutExtension(dlcTFCPath), "TextureFileCacheName"); //Written into texture properties
ActiveBuilder.DLCTFCGuid = Guid.NewGuid();
ActiveBuilder.DLCTFCGuidProp = StructProperty.FromGuid(ActiveBuilder.DLCTFCGuid, "TFCFileGuid"); //Written into texture properties
ActiveBuilder.DLCTfcStream = new FileStream(MERFileSystem.GetTFCPath(true), FileMode.Create, FileAccess.ReadWrite);
ActiveBuilder.DLCTfcStream.WriteGuid(ActiveBuilder.DLCTFCGuid);
// PRELOAD TFC
var bgTfcPath = MERFileSystem.GetTFCPath(false);
ActiveBuilder.BGTFCNameProp = new NameProperty(Path.GetFileNameWithoutExtension(bgTfcPath), "TextureFileCacheName"); //Written into texture properties
ActiveBuilder.BGTFCGuid = Guid.NewGuid();
ActiveBuilder.BGTFCGuidProp = StructProperty.FromGuid(ActiveBuilder.BGTFCGuid, "TFCFileGuid"); //Written into texture properties
ActiveBuilder.BGTfcStream = new FileStream(bgTfcPath, FileMode.Create, FileAccess.ReadWrite);
ActiveBuilder.BGTfcStream.WriteGuid(ActiveBuilder.BGTFCGuid);
}
