public static S21PacketChunkData.Extracted func_149269_a(
Chunk p_149269_0_, boolean p_149269_1_, int p_149269_2_) {
int j = 0;
ExtendedBlockStorage[] aextendedblockstorage = p_149269_0_.getBlockStorageArray();
int k = 0;
S21PacketChunkData.Extracted extracted = new S21PacketChunkData.Extracted();
byte[] abyte = field_149286_i;
if (p_149269_1_) {
p_149269_0_.sendUpdates = true;
}
int l;
for (l = 0; l < aextendedblockstorage.length; ++l) {
if (aextendedblockstorage[l] != null
&& (!p_149269_1_ || !aextendedblockstorage[l].isEmpty())
&& (p_149269_2_ & 1 << l) != 0) {
extracted.field_150280_b |= 1 << l;
if (aextendedblockstorage[l].getBlockMSBArray() != null) {
extracted.field_150281_c |= 1 << l;
++k;
}
}
}
for (l = 0; l < aextendedblockstorage.length; ++l) {
if (aextendedblockstorage[l] != null
&& (!p_149269_1_ || !aextendedblockstorage[l].isEmpty())
&& (p_149269_2_ & 1 << l) != 0) {
byte[] abyte1 = aextendedblockstorage[l].getBlockLSBArray();
System.arraycopy(abyte1, 0, abyte, j, abyte1.length);
j += abyte1.length;
}
}
NibbleArray nibblearray;
for (l = 0; l < aextendedblockstorage.length; ++l) {
if (aextendedblockstorage[l] != null
&& (!p_149269_1_ || !aextendedblockstorage[l].isEmpty())
&& (p_149269_2_ & 1 << l) != 0) {
nibblearray = aextendedblockstorage[l].getMetadataArray();
System.arraycopy(nibblearray.data, 0, abyte, j, nibblearray.data.length);
j += nibblearray.data.length;
}
}
for (l = 0; l < aextendedblockstorage.length; ++l) {
if (aextendedblockstorage[l] != null
&& (!p_149269_1_ || !aextendedblockstorage[l].isEmpty())
&& (p_149269_2_ & 1 << l) != 0) {
nibblearray = aextendedblockstorage[l].getBlocklightArray();
System.arraycopy(nibblearray.data, 0, abyte, j, nibblearray.data.length);
j += nibblearray.data.length;
}
}
if (!p_149269_0_.worldObj.provider.hasNoSky) {
for (l = 0; l < aextendedblockstorage.length; ++l) {
if (aextendedblockstorage[l] != null
&& (!p_149269_1_ || !aextendedblockstorage[l].isEmpty())
&& (p_149269_2_ & 1 << l) != 0) {
nibblearray = aextendedblockstorage[l].getSkylightArray();
System.arraycopy(nibblearray.data, 0, abyte, j, nibblearray.data.length);
j += nibblearray.data.length;
}
}
}
if (k > 0) {
for (l = 0; l < aextendedblockstorage.length; ++l) {
if (aextendedblockstorage[l] != null
&& (!p_149269_1_ || !aextendedblockstorage[l].isEmpty())
&& aextendedblockstorage[l].getBlockMSBArray() != null
&& (p_149269_2_ & 1 << l) != 0) {
nibblearray = aextendedblockstorage[l].getBlockMSBArray();
System.arraycopy(nibblearray.data, 0, abyte, j, nibblearray.data.length);
j += nibblearray.data.length;
}
}
}
if (p_149269_1_) {
byte[] abyte2 = p_149269_0_.getBiomeArray();
System.arraycopy(abyte2, 0, abyte, j, abyte2.length);
j += abyte2.length;
}
extracted.field_150282_a = new byte[j];
System.arraycopy(abyte, 0, extracted.field_150282_a, 0, j);
return extracted;
}
