func growTree(chunk *chunk.Chunk, r *rand.Rand, x, y, z int32) {
if x&0xF == x && z&0xF == z {
return
}
if x&0xF < 2 || x&0xF > 13 || z&0xF < 2 || z&0xF > 13 {
return
}
chunk.SetBlock(x, y-1, z, block.Dirt)
height := r.Int31n(5) + 3
for Y := y; Y < y+height; Y++ {
chunk.SetBlock(x, Y, z, block.Log)
}
for X := x - 2; X <= x+2; X++ {
for Z := z - 2; Z <= z+2; Z++ {
for Y := y + height - 2; Y <= y+height+2; Y++ {
if chunk.GetBlock(X, Y, Z) == block.Air {
chunk.SetBlock(X, Y, Z, block.Leaves)
}
}
}
}
}
func sendChunk(p Player, x, z int32, chunk *chunk.Chunk) {
if chunk == nil {
p.SendPacketSync(protocol.ChunkAllocation{X: x, Z: z, Init: false})
} else {
p.SendPacketSync(protocol.ChunkAllocation{X: x, Z: z, Init: true})
p.SendPacketSync(chunk)
p.SendPacketSync(chunk.EntitySpawnPacket())
}
}