private void ReplaceChunkPrefabs(Index index)
{
if (CacheChunkIndexes.Exists(p => p.IsEqual(index)) == true)
{
return;
}
Chunk chunk = ChunkManager.GetChunkComponent(index);
if (chunk != null)
{
int SideLength = Engine.ChunkSideLength;
for (int x = 0; x < SideLength; x++)
{
for (int y = 0; y < SideLength; y++) ///高度
{
for (int z = 0; z < SideLength; z++)
{ // 循环创建chunk中每一个Voxel
ushort data = chunk.GetVoxelSimple(x, y, z);
if (data > 100 && data <= 200)
{
ushort span = 100;
chunk.SetVoxel(x, y, z, (ushort)(data + span), true);
}
}
}
}
CacheChunkIndexes.Add(index);
}
}
private void ReplaceChunkDatas(Index index)
{
Chunk chunk = ChunkManager.GetChunkComponent(index);
if (chunk != null)
{
for (int i = 0; i < chunk.transform.childCount; i++)
{
DestroyObject(chunk.transform.GetChild(i).gameObject);
}
int SideLength = Engine.ChunkSideLength;
for (int x = 0; x < SideLength; x++)
{
for (int y = 0; y < SideLength; y++) ///高度
{
for (int z = 0; z < SideLength; z++)
{ // 循环创建chunk中每一个Voxel
ushort data = chunk.GetVoxelSimple(x, y, z);
if (data > 200)
{
ushort span = 100;
chunk.SetVoxel(x, y, z, (ushort)(data - span), true);
}
}
}
}
if (CacheChunkIndexes.Exists(p => p.IsEqual(index)) == true)
{
CacheChunkIndexes.Remove(index);
}
}
}
public static string CompressData(Chunk chunk)
{
// returns the data of chunk in compressed string format
StringWriter writer = new StringWriter();
int i = 0;
int length = chunk.GetDataLength(); // length of VoxelData array
ushort currentCount = 0; // count of consecutive voxels of the same type
ushort currentData = 0; // data of the current voxel
for (i = 0; i < length; i++)
{
// for each voxel
ushort thisData = chunk.GetVoxelSimple(i); // read raw data at i
if (thisData != currentData)
{
// if the data is different from the previous data, write the last block and start a new one
// write previous block
if (i != 0)
{ // (don't write in the first loop iteration, because count would be 0 (no previous blocks))
writer.Write((char)currentCount);
writer.Write((char)currentData);
}
// start new block
currentCount = 1;
currentData = thisData;
}
else
{
// if the data is the same as the last data, simply add to the count
currentCount++;
}
if (i == length - 1)
{
// if this is the last iteration of the loop, close and write the current block
writer.Write((char)currentCount);
writer.Write((char)currentData);
}
}
string compressedData = writer.ToString();
writer.Flush();
writer.Close();
return(compressedData);
}
public static Dictionary<string, string> TempChunkData; // stores chunk's data to write into a region file later
#endregion Fields
#region Methods
public static string CompressData( Chunk chunk )
{
// returns the data of chunk in compressed string format
StringWriter writer = new StringWriter();
int i = 0;
int length = chunk.GetDataLength(); // length of VoxelData array
ushort currentCount = 0; // count of consecutive voxels of the same type
ushort currentData = 0; // data of the current voxel
for (i=0; i<length; i++) { // for each voxel
ushort thisData = chunk.GetVoxelSimple(i); // read raw data at i
if (thisData != currentData) { // if the data is different from the previous data, write the last block and start a new one
// write previous block
if (i != 0) { // (don't write in the first loop iteration, because count would be 0 (no previous blocks))
writer.Write ((char)currentCount);
writer.Write ((char)currentData);
}
// start new block
currentCount = 1;
currentData = thisData;
}
else { // if the data is the same as the last data, simply add to the count
currentCount ++;
}
if (i == length-1) { // if this is the last iteration of the loop, close and write the current block
writer.Write ((char)currentCount);
writer.Write ((char)currentData);
}
}
string compressedData = writer.ToString();
writer.Flush ();
writer.Close ();
return compressedData;
}