public static readonly uint Magic1 = 4; // Maybe represents format version? Similar to survival file.
public void MakeBinary(List <AbstractAsset> allAssets, string outputPath, ProgressWrapper progress)
{
progress.Report("Initializing 'particle' file creation.");
allAssets = allAssets.Where(a => File.Exists(a.EditorPath)).ToList();
byte[] fileBuffer;
using (MemoryStream stream = new MemoryStream())
{
stream.Write(BitConverter.GetBytes(4), 0, sizeof(int));
stream.Write(BitConverter.GetBytes(allAssets.Count), 0, sizeof(int));
int i = 0;
foreach (KeyValuePair <string, byte[]> kvp in GetChunks(allAssets))
{
progress.Report($"Writing file contents of \"{kvp.Key}\" to 'particle' file.", i++ / (float)allAssets.Count);
stream.Write(Encoding.Default.GetBytes(kvp.Key), 0, kvp.Key.Length);
stream.Write(kvp.Value, 0, kvp.Value.Length);
}
fileBuffer = stream.ToArray();
}
progress.Report("Writing 'particle' file.");
File.WriteAllBytes(outputPath, fileBuffer);
}
private static void CreateFiles(string outputPath, byte[] sourceFileBytes, IEnumerable <ResourceChunk> chunks, ProgressWrapper progress)
{
int chunksDone = 0;
int totalChunks = chunks.Count();
foreach (ResourceChunk chunk in chunks)
{
if (chunk.Size == 0) // Filter empty chunks (garbage in TOC buffers).
{
continue;
}
string fileExtension = chunk.AssetType.GetFileExtension();
progress.Report(
$"Creating {chunk.AssetType} file{(chunk.AssetType == AssetType.Shader ? "s" : string.Empty)} for chunk \"{chunk.Name}\".",
chunksDone++ / (float)totalChunks);
byte[] buffer = new byte[chunk.Size];
Buffer.BlockCopy(sourceFileBytes, (int)chunk.StartOffset, buffer, 0, (int)chunk.Size);
chunk.Buffer = buffer;
foreach (FileResult fileResult in chunk.ExtractBinary())
{
string assetTypeDirectory = chunk.AssetType.GetFolderName();
if (!Directory.Exists(assetTypeDirectory))
{
Directory.CreateDirectory(Path.Combine(outputPath, assetTypeDirectory));
}
File.WriteAllBytes(Path.Combine(outputPath, assetTypeDirectory, fileResult.Name + (fileResult.Name == "loudness" && fileExtension == ".wav" ? ".ini" : fileExtension)), fileResult.Buffer.ToArray());
}
}
}
/// <summary>
/// Extracts a binary file into multiple asset files.
/// </summary>
/// <param name="inputPath">The binary file path.</param>
/// <param name="outputPath">The path where the extracted asset files will be placed.</param>
/// <param name="progress">The progress wrapper to report progress to.</param>
public void ExtractBinary(string inputPath, string outputPath, ProgressWrapper progress)
{
byte[] sourceFileBytes = File.ReadAllBytes(inputPath);
progress.Report("Validating file.");
ValidateFile(sourceFileBytes);
progress.Report("Reading TOC buffer.");
byte[] tocBuffer = ReadTocBuffer(sourceFileBytes);
progress.Report("Creating chunks.");
List <ResourceChunk> chunks = ReadChunks(tocBuffer);
progress.Report("Initializing extraction.");
CreateFiles(outputPath, sourceFileBytes, chunks, progress);
}
private static List <ResourceChunk> CreateChunksFromAssets(List <AbstractAsset> allAssets, ProgressWrapper progress)
{
StringBuilder loudness = new StringBuilder();
List <ResourceChunk> chunks = new List <ResourceChunk>();
foreach (AbstractAsset asset in allAssets)
{
progress.Report($"Generating {asset.AssetType} chunk \"{asset.AssetName}\".", chunks.Count / (float)allAssets.Count / 2);
if (asset is AudioAsset audioAsset)
{
loudness.AppendLine($"{audioAsset.AssetName} = {audioAsset.Loudness:0.0}");
}
ResourceChunk chunk = asset.AssetType switch
{
AssetType.Model => new ModelChunk(asset.AssetName, 0, 0),
AssetType.Shader => new ShaderChunk(asset.AssetName, 0, 0),
AssetType.Texture => new TextureChunk(asset.AssetName, 0, 0),
_ => new ResourceChunk(asset.AssetType, asset.AssetName, 0, 0),
};
chunk.MakeBinary(asset.EditorPath);
chunks.Add(chunk);
}
if (loudness.Length != 0)
{
progress.Report("Generating Loudness chunk.");
byte[] fileBuffer;
using (MemoryStream ms = new MemoryStream())
{
byte[] fileContents = Encoding.Default.GetBytes(loudness.ToString());
ms.Write(fileContents, 0, fileContents.Length);
fileBuffer = ms.ToArray();
}
chunks.Add(new ResourceChunk(AssetType.Audio, "loudness", 0U, (uint)fileBuffer.Length)
{
Buffer = fileBuffer
});
}
return(chunks);
}
public void ExtractBinary(string inputPath, string outputPath, ProgressWrapper progress)
{
byte[] fileBuffer = File.ReadAllBytes(inputPath);
Directory.CreateDirectory(Path.Combine(outputPath, AssetType.Particle.GetFolderName()));
int i = HeaderSize;
while (i < fileBuffer.Length)
{
ParticleChunk chunk = ReadParticleChunk(fileBuffer, i);
i += chunk.Buffer.Length;
progress.Report($"Creating Particle file for chunk \"{chunk.Name}\".", i / (float)fileBuffer.Length);
File.WriteAllBytes(Path.Combine(outputPath, AssetType.Particle.GetFolderName(), chunk.Name + AssetType.Particle.GetFileExtension()), chunk.Buffer[chunk.Name.Length..]);
private byte[] CreateAssetStream(List <ResourceChunk> chunks, byte[] tocBuffer, Dictionary <ResourceChunk, long> startOffsetBytePositions, ProgressWrapper progress)
{
using MemoryStream assetStream = new MemoryStream();
int i = 0;
foreach (ResourceChunk chunk in chunks)
{
progress.Report($"Writing file contents of \"{chunk.Name}\" to '{BinaryFileName}' file.", 0.5f + i++ / (float)chunks.Count / 2);
uint startOffset = (uint)(HeaderSize + tocBuffer.Length + assetStream.Position);
chunk.StartOffset = startOffset;
// Write start offset to TOC stream.
Buffer.BlockCopy(BitConverter.GetBytes(startOffset), 0, tocBuffer, (int)startOffsetBytePositions[chunk], sizeof(uint));
// Write asset data to asset stream.
byte[] bytes = chunk.Buffer.ToArray();
assetStream.Write(bytes, 0, bytes.Length);
}
return(assetStream.ToArray());
}
/// <summary>
/// Inserts multiple asset files into one binary file that can be read by Devil Daggers.
/// </summary>
/// <param name="allAssets">The list of asset objects.</param>
/// <param name="outputPath">The path where the binary file will be placed.</param>
/// <param name="progress">The progress wrapper to report progress to.</param>
public void MakeBinary(List <AbstractAsset> allAssets, string outputPath, ProgressWrapper progress)
{
progress.Report($"Initializing '{BinaryFileName}' file creation.");
allAssets = allAssets.Where(a => File.Exists(a.EditorPath)).ToList(); // TODO: Also check if FragmentShader file exists.
progress.Report("Generating chunks based on asset list.");
List <ResourceChunk> chunks = CreateChunksFromAssets(allAssets, progress);
progress.Report("Generating TOC stream.");
CreateTocStream(chunks, out byte[] tocBuffer, out Dictionary <ResourceChunk, long> startOffsetBytePositions);
progress.Report("Generating asset stream.");
byte[] assetBuffer = CreateAssetStream(chunks, tocBuffer, startOffsetBytePositions, progress);
progress.Report($"Writing buffers to '{BinaryFileName}' file.");
byte[] binaryBytes = CreateBinary(tocBuffer, assetBuffer);
progress.Report($"Writing '{BinaryFileName}' file.");
File.WriteAllBytes(outputPath, binaryBytes);
}