public override void Write()
{
int totalDataDim = ChunksToSend.Count * 16 * Section.BYTESIZE;
byte[] totalData = new byte[totalDataDim];
int index = 0;
foreach (Chunk chunkToSend in ChunksToSend)
{
MapChunkData chunkData = MapChunkPacket.GetMapChunkData(chunkToSend);
_mapChunksData.Enqueue(chunkData);
Buffer.BlockCopy(chunkData.Data, 0, totalData, index, chunkData.Data.Length);
index += chunkData.Data.Length;
}
int length;
byte[] compressedData = MapChunkPacket.CompressChunkData(totalData, index, out length);
SetCapacity(7 + length + (12 * ChunksToSend.Count));
Writer.Write((short)ChunksToSend.Count);
Writer.Write(length);
Writer.Write(compressedData, 0, length);
foreach (Chunk chunkToSend in ChunksToSend)
{
MapChunkData chunkData = _mapChunksData.Dequeue();
Writer.Write(chunkToSend.Coords.ChunkX);
Writer.Write(chunkToSend.Coords.ChunkZ);
Writer.Write((short)chunkData.PrimaryBitMask);
Writer.Write((short)chunkData.AddBitMask);
}
}
public static MapChunkData GetMapChunkData(Chunk chunk, bool firstInit)
{
MapChunkData chunkData = new MapChunkData();
ushort mask = 1;
Queue <Section> sectionsToBeSent = new Queue <Section>();
for (int i = 0; i < 16; ++i)
{
Section currentSection = chunk.Sections[i];
if (currentSection != null && (firstInit || (chunk.SectionsToBeUpdated & 1) << i != 0))
{
sectionsToBeSent.Enqueue(currentSection);
}
}
int dataDim = sectionsToBeSent.Count * (Section.BYTESIZE + Section.SIZE);
if (firstInit)
{
dataDim += 256;
}
chunkData.Data = new byte[dataDim];
int halfSize = sectionsToBeSent.Count * Section.HALFSIZE;
int offsetData = sectionsToBeSent.Count * Section.SIZE;
int offsetLight = offsetData + halfSize;
int offsetSkyLight = offsetLight + halfSize;
int sectionIndex = 0;
while (sectionsToBeSent.Count > 0)
{
Section section = sectionsToBeSent.Dequeue();
Buffer.BlockCopy(section.Types, 0, chunkData.Data, sectionIndex * Section.SIZE, Section.SIZE);
Buffer.BlockCopy(section.Data.Data, 0, chunkData.Data, offsetData + (sectionIndex * Section.HALFSIZE),
Section.HALFSIZE);
Buffer.BlockCopy(chunk.Light.Data, section.SectionId * Section.HALFSIZE, chunkData.Data, offsetLight + (sectionIndex * Section.HALFSIZE),
Section.HALFSIZE);
Buffer.BlockCopy(chunk.SkyLight.Data, section.SectionId * Section.HALFSIZE, chunkData.Data, offsetSkyLight + (sectionIndex * Section.HALFSIZE),
Section.HALFSIZE);
chunkData.PrimaryBitMask |= mask << section.SectionId;
++sectionIndex;
// TODO: we leave add array and biome array to 0 (ocean), we need to change the chunk generator accordingly
}
return(chunkData);
}
public static MapChunkData GetMapChunkData(Chunk chunk)
{
MapChunkData chunkData = new MapChunkData();
ushort mask = 1;
int sectionIndex = 0;
int sectionsSent = 0;
for (int i = 0; i < 16; ++i)
{
Section currentSection = chunk.Sections[i];
if (currentSection != null)
{
++sectionsSent;
}
}
int dataDim = (sectionsSent * Section.BYTESIZE) + 256; // (Number of sections * (Section dimension + Add array) + Biome array
chunkData.Data = new byte[dataDim];
int halfSize = sectionsSent * Section.HALFSIZE;
int offsetData = sectionsSent * Section.SIZE;
int offsetLight = offsetData + halfSize;
int offsetSkyLight = offsetLight + halfSize;
for (int i = 0; i < 16; ++i)
{
Section currentSection = chunk.Sections[i];
if (currentSection != null)
{
Buffer.BlockCopy(currentSection.Types, 0, chunkData.Data, sectionIndex * Section.SIZE, Section.SIZE);
Buffer.BlockCopy(currentSection.Data.Data, 0, chunkData.Data, offsetData + (sectionIndex * Section.HALFSIZE),
Section.HALFSIZE);
Buffer.BlockCopy(chunk.Light.Data, i * Section.HALFSIZE, chunkData.Data, offsetLight + (sectionIndex * Section.HALFSIZE),
Section.HALFSIZE);
Buffer.BlockCopy(chunk.SkyLight.Data, i * Section.HALFSIZE, chunkData.Data, offsetSkyLight + (sectionIndex * Section.HALFSIZE),
Section.HALFSIZE);
chunkData.PrimaryBitMask |= mask << i;
++sectionIndex;
}
// TODO: we leave add array and biome array to 0 (ocean), we need to change the chunk generator accordingly
}
return(chunkData);
}
public static MapChunkData GetMapChunkData(Chunk chunk, bool firstInit)
{
MapChunkData chunkData = new MapChunkData();
ushort mask = 1;
Queue<Section> sectionsToBeSent = new Queue<Section>();
for (int i = 0; i < 16; ++i)
{
Section currentSection = chunk.Sections[i];
if (currentSection != null && (firstInit || (chunk.SectionsToBeUpdated & 1) << i != 0))
{
sectionsToBeSent.Enqueue(currentSection);
}
}
int dataDim = sectionsToBeSent.Count * (Section.BYTESIZE + Section.SIZE);
if (firstInit)
dataDim += 256;
chunkData.Data = new byte[dataDim];
int halfSize = sectionsToBeSent.Count * Section.HALFSIZE;
int offsetData = sectionsToBeSent.Count * Section.SIZE;
int offsetLight = offsetData + halfSize;
int offsetSkyLight = offsetLight + halfSize;
int sectionIndex = 0;
while(sectionsToBeSent.Count > 0)
{
Section section = sectionsToBeSent.Dequeue();
Buffer.BlockCopy(section.Types, 0, chunkData.Data, sectionIndex * Section.SIZE, Section.SIZE);
Buffer.BlockCopy(section.Data.Data, 0, chunkData.Data, offsetData + (sectionIndex * Section.HALFSIZE),
Section.HALFSIZE);
Buffer.BlockCopy(chunk.Light.Data, section.SectionId * Section.HALFSIZE, chunkData.Data, offsetLight + (sectionIndex * Section.HALFSIZE),
Section.HALFSIZE);
Buffer.BlockCopy(chunk.SkyLight.Data, section.SectionId * Section.HALFSIZE, chunkData.Data, offsetSkyLight + (sectionIndex * Section.HALFSIZE),
Section.HALFSIZE);
chunkData.PrimaryBitMask |= mask << section.SectionId;
++sectionIndex;
// TODO: we leave add array and biome array to 0 (ocean), we need to change the chunk generator accordingly
}
return chunkData;
}
public override void Write()
{
MapChunkData chunkData = GetMapChunkData(Chunk);
int len;
byte[] chunkCompressed = CompressChunkData(chunkData.Data, chunkData.Data.Length, out len);
SetCapacity(18 + len);
Writer.Write(Coords.ChunkX);
Writer.Write(Coords.ChunkZ);
Writer.Write(false); // Ground Up Continous
Writer.Write((ushort)chunkData.PrimaryBitMask);
Writer.Write((ushort)0); // Add BitMask
Writer.Write(len);
Writer.Write(chunkCompressed, 0, len);
#if PROFILE_MAPCHUNK
start = DateTime.Now;
comp = new byte[DataDimension];
// Original Java compression version
//java.util.zip.Deflater deflater = new java.util.zip.Deflater(-1);
//try
//{
// deflater.setInput(data);
// deflater.finish();
// len = deflater.deflate(comp);
//}
//finally
//{
// deflater.end();
//}
end = DateTime.Now;
TimeSpan jTime = end - start;
int jLength = len;
writeDiffsLength.Add(deflateLength - jLength);
writeDiffsTime.Add(deflateTime.TotalMilliseconds - jTime.TotalMilliseconds);
Console.WriteLine("Avg {0}, {1}", writeDiffsLength.Average(), writeDiffsTime.Average());
#endif
}
public static MapChunkData GetMapChunkData(Chunk chunk)
{
MapChunkData chunkData = new MapChunkData();
ushort mask = 1;
int sectionIndex = 0;
int sectionsSent = 0;
for (int i = 0; i < 16; ++i )
{
Section currentSection = chunk.Sections[i];
if (currentSection != null)
++sectionsSent;
}
int dataDim = (sectionsSent * Section.BYTESIZE) + 256; // (Number of sections * (Section dimension + Add array) + Biome array
chunkData.Data = new byte[dataDim];
int halfSize = sectionsSent * Section.HALFSIZE;
int offsetData = sectionsSent * Section.SIZE;
int offsetLight = offsetData + halfSize;
int offsetSkyLight = offsetLight + halfSize;
for (int i = 0; i < 16; ++i)
{
Section currentSection = chunk.Sections[i];
if (currentSection != null)
{
Buffer.BlockCopy(currentSection.Types, 0, chunkData.Data, sectionIndex * Section.SIZE, Section.SIZE);
Buffer.BlockCopy(currentSection.Data.Data, 0, chunkData.Data, offsetData + (sectionIndex * Section.HALFSIZE),
Section.HALFSIZE);
Buffer.BlockCopy(chunk.Light.Data, i * Section.HALFSIZE, chunkData.Data, offsetLight + (sectionIndex * Section.HALFSIZE),
Section.HALFSIZE);
Buffer.BlockCopy(chunk.SkyLight.Data, i * Section.HALFSIZE, chunkData.Data, offsetSkyLight + (sectionIndex * Section.HALFSIZE),
Section.HALFSIZE);
chunkData.PrimaryBitMask |= mask << i;
++sectionIndex;
}
// TODO: we leave add array and biome array to 0 (ocean), we need to change the chunk generator accordingly
}
return chunkData;
}
