diff options
Diffstat (limited to 'Minecraft.World/BlockRegionUpdatePacket.cpp')
| -rw-r--r-- | Minecraft.World/BlockRegionUpdatePacket.cpp | 16 |
1 files changed, 13 insertions, 3 deletions
diff --git a/Minecraft.World/BlockRegionUpdatePacket.cpp b/Minecraft.World/BlockRegionUpdatePacket.cpp index d85321a5..bec943d8 100644 --- a/Minecraft.World/BlockRegionUpdatePacket.cpp +++ b/Minecraft.World/BlockRegionUpdatePacket.cpp @@ -11,6 +11,8 @@ #include "Dimension.h" +#define BLOCK_REGION_UPDATE_FULLCHUNK 0x01 +#define BLOCK_REGION_UPDATE_ZEROHEIGHT 0x02 // added so we can still send a byte for ys, which really needs the range 0-256 BlockRegionUpdatePacket::~BlockRegionUpdatePacket() { @@ -82,10 +84,10 @@ BlockRegionUpdatePacket::BlockRegionUpdatePacket(int x, int y, int z, int xs, in size = inputSize; } } - + void BlockRegionUpdatePacket::read(DataInputStream *dis) //throws IOException { - bIsFullChunk = dis->readBoolean(); + byte chunkFlags = dis->readByte(); x = dis->readInt(); y = dis->readShort(); z = dis->readInt(); @@ -93,6 +95,10 @@ void BlockRegionUpdatePacket::read(DataInputStream *dis) //throws IOException ys = dis->read() + 1; zs = dis->read() + 1; + bIsFullChunk = (chunkFlags & BLOCK_REGION_UPDATE_FULLCHUNK) ? true : false; + if(chunkFlags & BLOCK_REGION_UPDATE_ZEROHEIGHT) + ys = 0; + size = dis->readInt(); levelIdx = ( size >> 30 ) & 3; size &= 0x3fffffff; @@ -131,7 +137,11 @@ void BlockRegionUpdatePacket::read(DataInputStream *dis) //throws IOException void BlockRegionUpdatePacket::write(DataOutputStream *dos) // throws IOException { - dos->writeBoolean(bIsFullChunk); + byte chunkFlags = 0; + if(bIsFullChunk) chunkFlags |= BLOCK_REGION_UPDATE_FULLCHUNK; + if(ys == 0) chunkFlags |= BLOCK_REGION_UPDATE_ZEROHEIGHT; + + dos->writeByte(chunkFlags); dos->writeInt(x); dos->writeShort(y); dos->writeInt(z); |