public static void RemoveGlobalBlock(BlockDefinition def) {
string name = def.Name.ToLower().Replace(" ", "");
Map.BlockNames.Remove(name);
Map.BlockNames.Remove(def.BlockID.ToString());
GlobalDefinitions[def.BlockID] = null;
Map.FallbackBlocks[def.BlockID] = Block.Air;
}
public BlockDefinition Copy() {
BlockDefinition def = new BlockDefinition();
def.BlockID = BlockID; def.Name = Name;
def.CollideType = CollideType; def.Speed = Speed;
def.TopTex = TopTex; def.SideTex = SideTex;
def.BottomTex = BottomTex; def.BlocksLight = BlocksLight;
def.WalkSound = WalkSound; def.FullBright = FullBright;
def.Shape = Shape; def.BlockDraw = BlockDraw;
def.FogDensity = FogDensity; def.FogR = FogR;
def.FogG = FogG; def.FogB = FogB;
def.FallBack = FallBack;
def.MinX = MinX; def.MinY = MinY; def.MinZ = MinZ;
def.MaxX = MaxX; def.MaxY = MaxY; def.MaxZ = MaxZ;
return def;
}
public static void DefineGlobalBlock(BlockDefinition def) {
// fixup for legacy files
if (def.MinX == 0 && def.MaxX == 0 )
def.MaxX = 16;
if (def.MinY == 0 && def.MaxY == 0 )
def.MaxY = 16;
if (def.MinZ == 0 && def.MaxZ == 0 )
def.MaxZ = def.Shape == 0 ? (byte)16 : def.Shape;
string name = def.Name.ToLower().Replace(" ", "");
Map.BlockNames[name] = (Block)def.BlockID;
Map.BlockNames[def.BlockID.ToString()] = (Block)def.BlockID;
GlobalDefinitions[def.BlockID] = def;
Map.FallbackBlocks[def.BlockID] = (Block)def.FallBack;
}
public static void SendGlobalAdd(Player p, BlockDefinition def) {
if (p.Supports(CpeExtension.BlockDefinitionsExt) && def.Shape != 0)
p.Send(Packet.MakeDefineBlockExt(def));
else
p.Send(Packet.MakeDefineBlock(def));
p.Send(Packet.MakeSetBlockPermission((Block)def.BlockID, true, true));
}
public static void SendGlobalRemove(Player p, BlockDefinition def) {
p.Send(Packet.MakeRemoveBlockDefinition(def.BlockID));
p.Send(Packet.MakeSetBlockPermission((Block)def.BlockID, false, false));
}
static void MakeDefineBlockEnd(BlockDefinition def, int offset, ref Packet packet) {
packet.Bytes[offset + 0] = def.BlockDraw;
packet.Bytes[offset + 1] = def.FogDensity;
packet.Bytes[offset + 2] = def.FogR;
packet.Bytes[offset + 3] = def.FogG;
packet.Bytes[offset + 4] = def.FogB;
}
static void MakeDefineBlockStart(BlockDefinition def, ref Packet packet) {
// speed = 2^((raw - 128) / 64);
// therefore raw = 64log2(speed) + 128
byte rawSpeed = (byte)(64 * Math.Log(def.Speed, 2) + 128);
packet.Bytes[1] = def.BlockID;
Encoding.ASCII.GetBytes(def.Name.PadRight(64), 0, 64, packet.Bytes, 2);
packet.Bytes[66] = def.CollideType;
packet.Bytes[67] = rawSpeed;
packet.Bytes[68] = def.TopTex;
packet.Bytes[69] = def.SideTex;
packet.Bytes[70] = def.BottomTex;
packet.Bytes[71] = (byte)(def.BlocksLight ? 0 : 1);
packet.Bytes[72] = def.WalkSound;
packet.Bytes[73] = (byte)(def.FullBright ? 1 : 0);
}
public static Packet MakeDefineBlockExt(BlockDefinition def) {
Packet packet = new Packet( OpCode.DefineBlockExt );
MakeDefineBlockStart(def, ref packet);
packet.Bytes[74] = def.MinX;
packet.Bytes[75] = def.MinZ;
packet.Bytes[76] = def.MinY;
packet.Bytes[77] = def.MaxX;
packet.Bytes[78] = def.MaxZ;
packet.Bytes[79] = def.MaxY;
MakeDefineBlockEnd(def, 80, ref packet);
return packet;
}
public static Packet MakeDefineBlock(BlockDefinition def) {
Packet packet = new Packet( OpCode.DefineBlock );
MakeDefineBlockStart(def, ref packet);
packet.Bytes[74] = def.Shape;
MakeDefineBlockEnd(def, 75, ref packet);
return packet;
}