Updated the Demon Aura hud by allowing it to actually see the Aura in the chunk - refresh rate is 50 ticks.

src/main/java/WayofTime/bloodmagic/network/DemonAuraPacketProcessor.java

@@ -0,0 +1,70 @@
+package WayofTime.bloodmagic.network;
+
+import io.netty.buffer.ByteBuf;
+
+import java.io.IOException;
+
+import net.minecraft.entity.player.EntityPlayer;
+import net.minecraft.nbt.NBTTagCompound;
+import net.minecraft.network.PacketBuffer;
+import net.minecraftforge.fml.common.network.simpleimpl.IMessage;
+import net.minecraftforge.fml.common.network.simpleimpl.IMessageHandler;
+import net.minecraftforge.fml.common.network.simpleimpl.MessageContext;
+import net.minecraftforge.fml.relauncher.Side;
+import net.minecraftforge.fml.relauncher.SideOnly;
+import WayofTime.bloodmagic.api.soul.DemonWillHolder;
+import WayofTime.bloodmagic.proxy.ClientProxy;
+
+public class DemonAuraPacketProcessor implements IMessage, IMessageHandler<DemonAuraPacketProcessor, IMessage>
+{
+    public DemonWillHolder currentWill = new DemonWillHolder();
+
+    public DemonAuraPacketProcessor()
+    {
+
+    }
+
+    public DemonAuraPacketProcessor(DemonWillHolder holder)
+    {
+        this.currentWill = holder;
+    }
+
+    @Override
+    public void fromBytes(ByteBuf buffer)
+    {
+        PacketBuffer buff = new PacketBuffer(buffer);
+        try
+        {
+            NBTTagCompound tag = buff.readNBTTagCompoundFromBuffer();
+            currentWill.readFromNBT(tag, "Aura");
+        } catch (IOException e)
+        {
+            e.printStackTrace();
+        }
+    }
+
+    @Override
+    public void toBytes(ByteBuf buffer)
+    {
+        PacketBuffer buff = new PacketBuffer(buffer);
+        NBTTagCompound tag = new NBTTagCompound();
+        currentWill.writeToNBT(tag, "Aura");
+        buff.writeNBTTagCompoundToBuffer(tag);
+    }
+
+    @Override
+    public IMessage onMessage(DemonAuraPacketProcessor message, MessageContext ctx)
+    {
+        if (ctx.side == Side.CLIENT)
+        {
+            message.onMessageFromServer();
+        }
+        return null;
+    }
+
+    @SideOnly(Side.CLIENT)
+    public void onMessageFromServer()
+    {
+        ClientProxy.currentAura = currentWill;
+    }
+}