1 files changed, 88 insertions, 0 deletions
diff --git a/src/main/java/darkknight/jewelrycraft/tileentity/TileEntityBlockShadow.java b/src/main/java/darkknight/jewelrycraft/tileentity/TileEntityBlockShadow.java
new file mode 100644
index 0000000..b16ce31
--- /dev/null
+++ b/src/main/java/darkknight/jewelrycraft/tileentity/TileEntityBlockShadow.java
@@ -0,0 +1,88 @@
+package darkknight.jewelrycraft.tileentity;
+
+import net.minecraft.nbt.NBTTagCompound;
+import net.minecraft.network.NetworkManager;
+import net.minecraft.network.Packet;
+import net.minecraft.network.play.server.S35PacketUpdateTileEntity;
+import net.minecraft.tileentity.TileEntity;
+import net.minecraft.util.MathHelper;
+import net.minecraft.world.EnumSkyBlock;
+
+public class TileEntityBlockShadow extends TileEntity
+{
+    public int metadata;
+    
+    /**
+     * 
+     */
+    public TileEntityBlockShadow()
+    {
+        metadata = -1;
+    }
+    
+    /**
+     * @param nbt
+     */
+    @Override
+    public void writeToNBT(NBTTagCompound nbt)
+    {
+        super.writeToNBT(nbt);
+        nbt.setInteger("metadata", metadata);
+    }
+    
+    /**
+     * @param nbt
+     */
+    @Override
+    public void readFromNBT(NBTTagCompound nbt)
+    {
+        super.readFromNBT(nbt);
+        metadata = nbt.getInteger("metadata");
+    }
+    
+    /**
+     * 
+     */
+    @Override
+    public void updateEntity()
+    {
+        super.updateEntity();
+        int blockLight, realLight;
+        int lightValue = worldObj.getSavedLightValue(EnumSkyBlock.Sky, xCoord, yCoord, zCoord) - worldObj.skylightSubtracted;
+        float sunPosAngle = worldObj.getCelestialAngleRadians(1.0F);
+        if (sunPosAngle < (float)Math.PI) sunPosAngle += (0.0F - sunPosAngle) * 0.2F;
+        else sunPosAngle += ((float)Math.PI * 2F - sunPosAngle) * 0.2F;
+        lightValue = Math.round(lightValue * MathHelper.cos(sunPosAngle));
+        if (lightValue < 0) lightValue = 0;
+        if (lightValue > 15) lightValue = 15;
+        blockLight = worldObj.getChunkFromBlockCoords(xCoord, zCoord).getSavedLightValue(EnumSkyBlock.Block, xCoord & 15, yCoord, zCoord & 15);
+        realLight = worldObj.getChunkFromBlockCoords(xCoord, zCoord).getBlockLightValue(xCoord & 15, yCoord, zCoord & 15, 0);
+        if (blockLight == 0 && worldObj.canBlockSeeTheSky(xCoord, yCoord, zCoord) || lightValue >= blockLight) metadata = 15 - lightValue;
+        else if (!worldObj.canBlockSeeTheSky(xCoord, yCoord, zCoord)) metadata = 15 - realLight;
+        else if (lightValue < blockLight) metadata = 15 - blockLight;
+        worldObj.setBlockMetadataWithNotify(xCoord, yCoord, zCoord, metadata, 2);
+        worldObj.notifyBlocksOfNeighborChange(xCoord, yCoord, zCoord, worldObj.getBlock(xCoord, yCoord, zCoord));
+    }
+    
+    /**
+     * @return
+     */
+    @Override
+    public Packet getDescriptionPacket()
+    {
+        NBTTagCompound nbttagcompound = new NBTTagCompound();
+        writeToNBT(nbttagcompound);
+        return new S35PacketUpdateTileEntity(xCoord, yCoord, zCoord, 1, nbttagcompound);
+    }
+    
+    /**
+     * @param net
+     * @param packet
+     */
+    @Override
+    public void onDataPacket(NetworkManager net, S35PacketUpdateTileEntity packet)
+    {
+        readFromNBT(packet.func_148857_g());
+        worldObj.func_147479_m(xCoord, yCoord, zCoord);
+    }
+}