private string GetFilePath(bool isSaveLocation)
{
bool exit = false;
while (!exit)
{
string file = MCUtilsConsole.GetInput().Replace("\"", "");
if (file.StartsWith("exit")) break;
if (!isSaveLocation)
{
if (File.Exists(file))
{
return file;
}
else
{
MCUtilsConsole.WriteWarning("Path is invalid. Try again.");
}
}
else
{
if (Directory.Exists(Path.GetDirectoryName(file)))
{
return file;
}
else
{
MCUtilsConsole.WriteWarning("Directory does not exist. Try again.");
}
}
}
return null;
}
public void Run()
{
MCUtilsConsole.WriteLine("Enter path to region file 1:");
string r1 = GetFilePath(false);
if (r1 == null) return;
MCUtilsConsole.WriteLine("Enter path to region file 2:");
string r2 = GetFilePath(false);
if (r2 == null) return;
MCUtilsConsole.WriteLine("Enter path to map image:");
string map = GetFilePath(false);
if (map == null) return;
MCUtilsConsole.WriteLine("Enter path to output file:");
string savepath = GetFilePath(true);
MCUtilsConsole.WriteLine("Starting merge...");
Region region1;
Region region2;
try
{
region1 = RegionLoader.LoadRegion(r1);
region2 = RegionLoader.LoadRegion(r2);
}
catch (Exception e)
{
MCUtilsConsole.WriteError("Failed to open region file(s):");
MCUtilsConsole.WriteError(e.ToString());
return;
}
Bitmap mask = new Bitmap(map);
var merger = new RegionMerger(region1, region2, mask);
MCUtilsConsole.WriteLine("Merging ...");
var mergedRegion = merger.Merge();
MCUtilsConsole.WriteLine("Writing file...");
FileStream stream = new FileStream(savepath, FileMode.Create);
RegionSerializer.WriteRegionToStream(mergedRegion, stream, Version.DefaultVersion);
stream.Close();
MCUtilsConsole.WriteLine("Done");
}
///<summary>Generates a full .mca file stream for use in Minecraft.</summary>
public static void WriteRegionToStream(Region region, FileStream stream, Version version, bool writeProgressBar = false)
{
DateTime time = System.DateTime.Now;
int[] locations = new int[1024];
byte[] sizes = new byte[1024];
for (int i = 0; i < 8192; i++)
{
stream.WriteByte(0);
}
for (int z = 0; z < 32; z++)
{
for (int x = 0; x < 32; x++)
{
int i = z * 32 + x;
var chunk = region.chunks[x, z];
if (chunk != null)
{
locations[i] = (int)(stream.Position / 4096);
var chunkData = ChunkSerializer.CreateCompoundForChunk(chunk, version);
List <byte> bytes = new List <byte>();
chunkData.WriteToBytes(bytes, true);
byte[] compressed = ZlibStream.CompressBuffer(bytes.ToArray());
var cLength = Converter.ReverseEndianness(BitConverter.GetBytes(compressed.Length));
stream.Write(cLength, 0, cLength.Length);
stream.WriteByte(2);
stream.Write(compressed, 0, compressed.Length);
var padding = stream.Length % 4096;
//Pad the data to the next 4096 byte mark
if (padding > 0)
{
byte[] paddingBytes = new byte[4096 - padding];
stream.Write(paddingBytes, 0, paddingBytes.Length);
}
sizes[i] = (byte)((int)(stream.Position / 4096) - locations[i]);
if (sizes[i] == 0)
{
throw new InvalidOperationException("0 byte sized chunk detected.");
}
}
else
{
locations[i] = 0;
sizes[i] = 0;
}
}
if (writeProgressBar)
{
MCUtilsConsole.WriteProgress(string.Format("Writing chunks to stream [{0}/{1}]", z * 32, 1024), (z * 32f) / 1024f);
}
}
stream.Position = 0;
for (int i = 0; i < 1024; i++)
{
byte[] offsetBytes = Converter.ReverseEndianness(BitConverter.GetBytes(locations[i]));
stream.WriteByte(offsetBytes[1]);
stream.WriteByte(offsetBytes[2]);
stream.WriteByte(offsetBytes[3]);
stream.WriteByte(sizes[i]);
}
DateTime time2 = System.DateTime.Now;
TimeSpan len = time2.Subtract(time);
MCUtilsConsole.WriteLine("Generating MCA took " + Math.Round(len.TotalSeconds * 100f) / 100f + "s");
}
