Added get_height() function

src/lib.rs

@@ -25,6 +25,7 @@ mod tests {
         println!("{:?}",mc.get_block_with_data(position1));
         mc.set_block(position1,18,1);
         mc.set_blocks(position1,position2,18,1);
+        println!("{}",mc.get_height(position1));
     }
 }
 
@@ -81,6 +82,10 @@ impl Minecraft {
     pub fn set_blocks(&mut self, pos1:Vec3, pos2:Vec3, blocktype:u8, blockdata:u8) {
         self.conn.send(&format!("world.setBlocks({},{},{},{},{},{},{},{})", pos1.x,pos1.y,pos1.z,pos2.x,pos2.y,pos2.z,blocktype,blockdata));
     }
+
+    pub fn get_height(&mut self, pos:Vec3) -> u8 {
+        self.conn.send_receive(&format!("world.getHeight({},{})", pos.x,pos.z)).parse::<u8>().unwrap()
+    }
 }
 
 pub fn create(adress:&str) -> Minecraft {