Initial commit

src/main/java/electroblob/wizardry/packet/PacketClairvoyance.java

@@ -0,0 +1,81 @@
+package electroblob.wizardry.packet;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import electroblob.wizardry.Wizardry;
+import electroblob.wizardry.packet.PacketClairvoyance.Message;
+import io.netty.buffer.ByteBuf;
+import net.minecraft.pathfinding.Path;
+import net.minecraft.pathfinding.PathPoint;
+import net.minecraftforge.fml.common.network.simpleimpl.IMessage;
+import net.minecraftforge.fml.common.network.simpleimpl.IMessageHandler;
+import net.minecraftforge.fml.common.network.simpleimpl.MessageContext;
+
+/** <b>[Server -> Client]</b> This packet is sent when a player casts the clairvoyance spell to allow pathing to chunks
+ * outside the render distance. */
+public class PacketClairvoyance implements IMessageHandler<Message, IMessage> {
+	
+	@Override
+	public IMessage onMessage(Message message, MessageContext ctx)
+	{
+		// Just to make sure that the side is correct
+		if(ctx.side.isClient()){
+			// Using a fully qualified name is a good course of action here; we don't really want to clutter the proxy
+			// methods any more than necessary.
+			net.minecraft.client.Minecraft.getMinecraft().addScheduledTask(new Runnable(){
+				@Override
+				public void run(){
+					Wizardry.proxy.handleClairvoyancePacket(message);
+				}
+			});
+		}
+
+		return null;
+	}
+
+	public static class Message implements IMessage {
+
+		public Path path;
+		public float durationMultiplier;
+		
+		// This constructor is required otherwise you'll get errors (used somewhere in fml through reflection)
+		public Message() {}
+
+		public Message(Path path, float durationMultiplier){
+			
+			this.path = path;
+			this.durationMultiplier = durationMultiplier;
+		}
+
+		@Override
+		public void fromBytes(ByteBuf buf){
+			
+			// The order is important
+			this.durationMultiplier = buf.readFloat();
+			
+			List<PathPoint> points = new ArrayList<PathPoint>();
+			
+			while(buf.isReadable()){
+				points.add(new PathPoint(buf.readInt(), buf.readInt(), buf.readInt()));
+			}
+			
+			this.path = new Path(points.toArray(new PathPoint[0]));
+		}
+
+		@Override
+		public void toBytes(ByteBuf buf){
+			
+			buf.writeFloat(durationMultiplier);
+			
+			for(int i=0; i<path.getCurrentPathLength(); i++){
+				
+				PathPoint point = path.getPathPointFromIndex(i);
+				
+				buf.writeInt(point.xCoord);
+				buf.writeInt(point.yCoord);
+				buf.writeInt(point.zCoord);
+			}
+		}
+	}
+}