Merge pull request #1164 from MartinTheDragon/curving-conveyor-cranes

Make conveyor crane I/O sides configurable

src/main/java/com/hbm/blocks/network/BlockCraneBase.java

@@ -1,11 +1,12 @@
 package com.hbm.blocks.network;
 
-import java.util.Random;
-
+import api.hbm.block.IToolable;
 import com.hbm.blocks.IBlockSideRotation;
+import com.hbm.items.tool.ItemTooling;
 import com.hbm.lib.RefStrings;
 import com.hbm.main.MainRegistry;
-
+import com.hbm.tileentity.network.TileEntityCraneBase;
+import com.hbm.util.ChatBuilder;
 import cpw.mods.fml.client.registry.RenderingRegistry;
 import cpw.mods.fml.common.network.internal.FMLNetworkHandler;
 import cpw.mods.fml.relauncher.Side;
@@ -21,11 +22,16 @@ import net.minecraft.entity.player.EntityPlayer;
 import net.minecraft.inventory.ISidedInventory;
 import net.minecraft.item.ItemStack;
 import net.minecraft.nbt.NBTTagCompound;
+import net.minecraft.tileentity.TileEntity;
+import net.minecraft.util.EnumChatFormatting;
 import net.minecraft.util.IIcon;
+import net.minecraft.world.IBlockAccess;
 import net.minecraft.world.World;
 import net.minecraftforge.common.util.ForgeDirection;
 
-public abstract class BlockCraneBase extends BlockContainer implements IBlockSideRotation {
+import java.util.Random;
+
+public abstract class BlockCraneBase extends BlockContainer implements IBlockSideRotation, IToolable {
 
 	@SideOnly(Side.CLIENT) protected IIcon iconSide;
 	@SideOnly(Side.CLIENT) protected IIcon iconIn;
@@ -37,10 +43,24 @@ public abstract class BlockCraneBase extends BlockContainer implements IBlockSid
 	@SideOnly(Side.CLIENT) protected IIcon iconDirectionalUp;
 	@SideOnly(Side.CLIENT) protected IIcon iconDirectionalDown;
 
+	@SideOnly(Side.CLIENT) protected IIcon iconDirectionalTurnLeft;
+	@SideOnly(Side.CLIENT) protected IIcon iconDirectionalTurnRight;
+	@SideOnly(Side.CLIENT) protected IIcon iconDirectionalSideLeftTurnUp;
+	@SideOnly(Side.CLIENT) protected IIcon iconDirectionalSideRightTurnUp;
+	@SideOnly(Side.CLIENT) protected IIcon iconDirectionalSideLeftTurnDown;
+	@SideOnly(Side.CLIENT) protected IIcon iconDirectionalSideRightTurnDown;
+	@SideOnly(Side.CLIENT) protected IIcon iconDirectionalSideUpTurnLeft;
+	@SideOnly(Side.CLIENT) protected IIcon iconDirectionalSideUpTurnRight;
+	@SideOnly(Side.CLIENT) protected IIcon iconDirectionalSideDownTurnLeft;
+	@SideOnly(Side.CLIENT) protected IIcon iconDirectionalSideDownTurnRight;
+
 	public BlockCraneBase(Material mat) {
 		super(mat);
 	}
 
+	@Override
+	public abstract TileEntityCraneBase createNewTileEntity(World p_149915_1_, int p_149915_2_);
+
 	@Override
 	@SideOnly(Side.CLIENT)
 	public void registerBlockIcons(IIconRegister iconRegister) {
@@ -54,7 +74,9 @@ public abstract class BlockCraneBase extends BlockContainer implements IBlockSid
 	
 	@Override
 	public boolean onBlockActivated(World world, int x, int y, int z, EntityPlayer player, int side, float hitX, float hitY, float hitZ) {
-		if(world.isRemote) {
+		if(player.getHeldItem() != null && player.getHeldItem().getItem() instanceof ItemTooling) {
+			return false;
+		} else if(world.isRemote) {
 			return true;
 		} else if(!player.isSneaking()) {
 			FMLNetworkHandler.openGui(player, MainRegistry.instance, 0, world, x, y, z);
@@ -70,6 +92,146 @@ public abstract class BlockCraneBase extends BlockContainer implements IBlockSid
 		world.setBlockMetadataWithNotify(x, y, z, l, 2);
 	}
 
+	protected boolean hasReversedIO() {
+		return false;
+	}
+
+	@Override
+	public boolean onScrew(World world, EntityPlayer player, int x, int y, int z, int side, float fX, float fY, float fZ, ToolType tool) {
+		if (tool != ToolType.SCREWDRIVER) return false;
+
+		TileEntity te = world.getTileEntity(x, y, z);
+		if (!(te instanceof TileEntityCraneBase)) return false;
+
+		TileEntityCraneBase craneTileEntity = (TileEntityCraneBase) te;
+
+		// some cranes like the ejector have reversed input and output sides
+		// so this bit of logic is to hide that away from the player
+		boolean actuallyCycleInput = player.isSneaking() != hasReversedIO();
+		ForgeDirection newDirection;
+
+		if (actuallyCycleInput) { // cycle input
+			// it's in reverse because players are more likely to want to turn the output from DOWN to UP
+			int newValue = Math.floorMod(world.getBlockMetadata(x, y, z) - 1, 6);
+			newDirection = ForgeDirection.getOrientation(newValue);
+
+			world.setBlockMetadataWithNotify(x, y, z, newValue, 3);
+			craneTileEntity.ensureOutputOverrideValid();
+		} else { // cycle output
+			newDirection = craneTileEntity.cycleOutputOverride();
+		}
+
+		if (!world.isRemote) {
+			ChatBuilder message = player.isSneaking()
+					? ChatBuilder.start("Input: ").color(EnumChatFormatting.GREEN)
+					: ChatBuilder.start("Output: ").color(EnumChatFormatting.RED);
+			message.next(newDirection.name()).color(EnumChatFormatting.WHITE);
+			player.addChatComponentMessage(message.flush());
+		}
+
+		return true;
+	}
+
+	public ForgeDirection getInputSide(IBlockAccess world, int x, int y, int z) {
+		return ForgeDirection.getOrientation(world.getBlockMetadata(x, y, z));
+	}
+
+	/**
+	 * Returns the player-overridden output direction, or {@link ForgeDirection#UNKNOWN} if unset.
+	 * A return value of {@link ForgeDirection#UNKNOWN} suggests use of default meta behavior.
+	 * <i>Should</i> never return the current input direction.
+	 */
+	protected final ForgeDirection getOutputSideOverride(IBlockAccess world, int x, int y, int z) {
+		TileEntity te = world.getTileEntity(x, y, z);
+		if (!(te instanceof TileEntityCraneBase)) return ForgeDirection.UNKNOWN;
+		TileEntityCraneBase craneTileEntity = (TileEntityCraneBase) te;
+
+		return craneTileEntity.getOutputOverride();
+	}
+
+	public ForgeDirection getOutputSide(IBlockAccess world, int x, int y, int z) {
+		TileEntity te = world.getTileEntity(x, y, z);
+		if (!(te instanceof TileEntityCraneBase)) return ForgeDirection.UNKNOWN;
+		TileEntityCraneBase craneTileEntity = (TileEntityCraneBase) te;
+
+		return craneTileEntity.getOutputSide();
+	}
+
+	@Override
+	public IIcon getIcon(IBlockAccess world, int x, int y, int z, int side) {
+		ForgeDirection inputSide = getInputSide(world, x, y, z);
+		ForgeDirection outputOverride = getOutputSideOverride(world, x, y, z);
+		boolean outputSideOverridden = outputOverride != ForgeDirection.UNKNOWN && outputOverride.getOpposite() != inputSide;
+		ForgeDirection outputSide = outputSideOverridden ? outputOverride : inputSide.getOpposite();
+
+		// take your left hand, make your thumb the input side and the index finger the output side
+		// angle your middle finger to make your hand look like coordinate axes
+		// the direction your middle finger is pointing towards will be the direction returned from this function
+		ForgeDirection leftHandRotation = outputSide.getRotation(inputSide);
+
+		if(side == 0 || side == 1) {
+			if(side == outputSide.ordinal()) {
+				return this.iconOut;
+			}
+			if(side == inputSide.ordinal()) {
+				return this.iconIn;
+			}
+
+			if (side == 1) {
+				if (outputSideOverridden) {
+					if (leftHandRotation == ForgeDirection.UP) {
+						return this.iconDirectionalTurnLeft;
+					}
+					if (leftHandRotation == ForgeDirection.DOWN) {
+						return this.iconDirectionalTurnRight;
+					}
+				} else return iconDirectional;
+			}
+
+			return this.blockIcon;
+		}
+		
+		if(side == outputSide.ordinal()) {
+			return this.iconSideOut;
+		}
+		if(side == inputSide.ordinal()) {
+			return this.iconSideIn;
+		}
+
+		if (outputSideOverridden) {
+			if (leftHandRotation.ordinal() == side) {
+				if (outputSide == ForgeDirection.UP)
+					return this.iconDirectionalSideLeftTurnUp;
+				if (outputSide == ForgeDirection.DOWN)
+					return this.iconDirectionalSideRightTurnDown;
+				if (inputSide == ForgeDirection.UP)
+					return this.iconDirectionalSideUpTurnRight;
+				if (inputSide == ForgeDirection.DOWN)
+					return this.iconDirectionalSideDownTurnLeft;
+			}
+			if (leftHandRotation.getOpposite().ordinal() == side) {
+				if (outputSide == ForgeDirection.UP)
+					return this.iconDirectionalSideRightTurnUp;
+				if (outputSide == ForgeDirection.DOWN)
+					return this.iconDirectionalSideLeftTurnDown;
+				if (inputSide == ForgeDirection.UP)
+					return this.iconDirectionalSideUpTurnLeft;
+				if (inputSide == ForgeDirection.DOWN)
+					return this.iconDirectionalSideDownTurnRight;
+			}
+		} else {
+			if(outputSide == ForgeDirection.UP) {
+				return this.iconDirectionalUp;
+			}
+			if(outputSide == ForgeDirection.DOWN) {
+				return this.iconDirectionalDown;
+			}
+		}
+
+		return this.iconSide;
+	}
+
+	// kept for inventory rendering
 	@Override
 	public IIcon getIcon(int side, int metadata) {
 
@@ -101,6 +263,20 @@ public abstract class BlockCraneBase extends BlockContainer implements IBlockSid
 		return this.iconSide;
 	}
 
+	@Override
+	public int getRotationFromSide(IBlockAccess world, int x, int y, int z, int side) {
+		int meta = world.getBlockMetadata(x, y, z);
+
+		if(meta > 1 && side == 1) {
+			if(meta == 2) return 3;
+			if(meta == 3) return 0;
+			if(meta == 4) return 1;
+			if(meta == 5) return 2;
+		}
+
+		return 0;
+	}
+	
 	public static int renderIDClassic = RenderingRegistry.getNextAvailableRenderId();
 
 	@Override

src/main/java/com/hbm/blocks/network/CraneBoxer.java

@@ -1,11 +1,11 @@
 package com.hbm.blocks.network;
 
-import com.hbm.lib.RefStrings;
-import com.hbm.tileentity.network.TileEntityCraneBoxer;
-
 import api.hbm.conveyor.IConveyorItem;
 import api.hbm.conveyor.IConveyorPackage;
 import api.hbm.conveyor.IEnterableBlock;
+import com.hbm.lib.RefStrings;
+import com.hbm.tileentity.network.TileEntityCraneBase;
+import com.hbm.tileentity.network.TileEntityCraneBoxer;
 import cpw.mods.fml.relauncher.Side;
 import cpw.mods.fml.relauncher.SideOnly;
 import net.minecraft.block.Block;
@@ -14,8 +14,6 @@ import net.minecraft.client.renderer.texture.IIconRegister;
 import net.minecraft.entity.item.EntityItem;
 import net.minecraft.inventory.Container;
 import net.minecraft.item.ItemStack;
-import net.minecraft.tileentity.TileEntity;
-import net.minecraft.world.IBlockAccess;
 import net.minecraft.world.World;
 import net.minecraftforge.common.util.ForgeDirection;
 
@@ -26,7 +24,7 @@ public class CraneBoxer extends BlockCraneBase implements IEnterableBlock {
 	}
 
 	@Override
-	public TileEntity createNewTileEntity(World world, int meta) {
+	public TileEntityCraneBase createNewTileEntity(World world, int meta) {
 		return new TileEntityCraneBoxer();
 	}
 	
@@ -34,31 +32,26 @@ public class CraneBoxer extends BlockCraneBase implements IEnterableBlock {
 	@SideOnly(Side.CLIENT)
 	public void registerBlockIcons(IIconRegister iconRegister) {
 		super.registerBlockIcons(iconRegister);
-		this.iconIn = iconRegister.registerIcon(RefStrings.MODID + ":crane_box");
-		this.iconSideIn = iconRegister.registerIcon(RefStrings.MODID + ":crane_side_box");
+		this.iconOut = iconRegister.registerIcon(RefStrings.MODID + ":crane_box");
+		this.iconSideOut = iconRegister.registerIcon(RefStrings.MODID + ":crane_side_box");
 		this.iconDirectional = iconRegister.registerIcon(RefStrings.MODID + ":crane_boxer_top");
 		this.iconDirectionalUp = iconRegister.registerIcon(RefStrings.MODID + ":crane_boxer_side_up");
 		this.iconDirectionalDown = iconRegister.registerIcon(RefStrings.MODID + ":crane_boxer_side_down");
+		this.iconDirectionalTurnLeft = iconRegister.registerIcon(RefStrings.MODID + ":crane_boxer_top_left");
+		this.iconDirectionalTurnRight = iconRegister.registerIcon(RefStrings.MODID + ":crane_boxer_top_right");
+		this.iconDirectionalSideLeftTurnUp = iconRegister.registerIcon(RefStrings.MODID + ":crane_boxer_side_left_turn_up");
+		this.iconDirectionalSideRightTurnUp = iconRegister.registerIcon(RefStrings.MODID + ":crane_boxer_side_right_turn_up");
+		this.iconDirectionalSideLeftTurnDown = iconRegister.registerIcon(RefStrings.MODID + ":crane_boxer_side_left_turn_down");
+		this.iconDirectionalSideRightTurnDown = iconRegister.registerIcon(RefStrings.MODID + ":crane_boxer_side_right_turn_down");
+		this.iconDirectionalSideUpTurnLeft = iconRegister.registerIcon(RefStrings.MODID + ":crane_boxer_side_up_turn_left");
+		this.iconDirectionalSideUpTurnRight = iconRegister.registerIcon(RefStrings.MODID + ":crane_boxer_side_up_turn_right");
+		this.iconDirectionalSideDownTurnLeft = iconRegister.registerIcon(RefStrings.MODID + ":crane_boxer_side_down_turn_left");
+		this.iconDirectionalSideDownTurnRight = iconRegister.registerIcon(RefStrings.MODID + ":crane_boxer_side_down_turn_right");
 	}
 
-	@Override
-	public int getRotationFromSide(IBlockAccess world, int x, int y, int z, int side) {
-		int meta = world.getBlockMetadata(x, y, z);
-		
-		if(meta > 1 && side == 1) {
-			if(meta == 2) return 3;
-			if(meta == 3) return 0;
-			if(meta == 4) return 1;
-			if(meta == 5) return 2;
-		}
-		
-		return 0;
-	}
-
-	@Override
+    @Override
 	public boolean canItemEnter(World world, int x, int y, int z, ForgeDirection dir, IConveyorItem entity) {
-		ForgeDirection orientation = ForgeDirection.getOrientation(world.getBlockMetadata(x, y, z));
-		return orientation == dir;
+		return getInputSide(world, x, y, z) == dir;
 	}
 
 	@Override

src/main/java/com/hbm/blocks/network/CraneExtractor.java

@@ -1,16 +1,16 @@
 package com.hbm.blocks.network;
 
 import com.hbm.lib.RefStrings;
+import com.hbm.tileentity.network.TileEntityCraneBase;
 import com.hbm.tileentity.network.TileEntityCraneExtractor;
-
 import cpw.mods.fml.relauncher.Side;
 import cpw.mods.fml.relauncher.SideOnly;
 import net.minecraft.block.Block;
 import net.minecraft.block.material.Material;
 import net.minecraft.client.renderer.texture.IIconRegister;
-import net.minecraft.tileentity.TileEntity;
 import net.minecraft.world.IBlockAccess;
 import net.minecraft.world.World;
+import net.minecraftforge.common.util.ForgeDirection;
 
 public class CraneExtractor extends BlockCraneBase {
 
@@ -19,7 +19,7 @@ public class CraneExtractor extends BlockCraneBase {
 	}
 
 	@Override
-	public TileEntity createNewTileEntity(World world, int meta) {
+	public TileEntityCraneBase createNewTileEntity(World world, int meta) {
 		return new TileEntityCraneExtractor();
 	}
 	
@@ -30,6 +30,21 @@ public class CraneExtractor extends BlockCraneBase {
 		this.iconDirectional = iconRegister.registerIcon(RefStrings.MODID + ":crane_out_top");
 		this.iconDirectionalUp = iconRegister.registerIcon(RefStrings.MODID + ":crane_out_side_down");
 		this.iconDirectionalDown = iconRegister.registerIcon(RefStrings.MODID + ":crane_out_side_up");
+		this.iconDirectionalTurnLeft = iconRegister.registerIcon(RefStrings.MODID + ":crane_out_top_right");
+		this.iconDirectionalTurnRight = iconRegister.registerIcon(RefStrings.MODID + ":crane_out_top_left");
+		this.iconDirectionalSideLeftTurnUp = iconRegister.registerIcon(RefStrings.MODID + ":crane_out_side_up_turn_left");
+		this.iconDirectionalSideRightTurnUp = iconRegister.registerIcon(RefStrings.MODID + ":crane_out_side_up_turn_right");
+		this.iconDirectionalSideLeftTurnDown = iconRegister.registerIcon(RefStrings.MODID + ":crane_out_side_down_turn_left");
+		this.iconDirectionalSideRightTurnDown = iconRegister.registerIcon(RefStrings.MODID + ":crane_out_side_down_turn_right");
+		this.iconDirectionalSideUpTurnLeft = iconRegister.registerIcon(RefStrings.MODID + ":crane_out_side_left_turn_up");
+		this.iconDirectionalSideUpTurnRight = iconRegister.registerIcon(RefStrings.MODID + ":crane_out_side_right_turn_up");
+		this.iconDirectionalSideDownTurnLeft = iconRegister.registerIcon(RefStrings.MODID + ":crane_out_side_left_turn_down");
+		this.iconDirectionalSideDownTurnRight = iconRegister.registerIcon(RefStrings.MODID + ":crane_out_side_right_turn_down");
+	}
+
+	@Override
+	protected boolean hasReversedIO() {
+		return true;
 	}
 
 	@Override
@@ -37,6 +52,25 @@ public class CraneExtractor extends BlockCraneBase {
 		int meta = world.getBlockMetadata(x, y, z);
 
 		if(meta > 1 && side == 1) {
+			// ok so i've been sitting around for 4-5 hours trying to come up with a
+			// more elegant way to implement this and i have seriously no clue what
+			// the guys at mojang did, but the uv rotation makes absolutely no sense
+			// it's 2:30 am, please just accept this
+			// - martin
+			ForgeDirection leftHandDirection = getOutputSide(world, x, y, z).getRotation(getInputSide(world, x, y, z));
+			if (leftHandDirection == ForgeDirection.UP) {
+				if (meta == 2) return 2;
+				if (meta == 3) return 1;
+				if (meta == 4) return 3;
+				if (meta == 5) return 0;
+			}
+			if (leftHandDirection == ForgeDirection.DOWN) {
+				if (meta == 2) return 1;
+				if (meta == 3) return 2;
+				if (meta == 4) return 0;
+				if (meta == 5) return 3;
+			}
+
 			if(meta == 2) return 0;
 			if(meta == 3) return 3;
 			if(meta == 4) return 2;

src/main/java/com/hbm/blocks/network/CraneGrabber.java

@@ -1,15 +1,13 @@
 package com.hbm.blocks.network;
 
 import com.hbm.lib.RefStrings;
+import com.hbm.tileentity.network.TileEntityCraneBase;
 import com.hbm.tileentity.network.TileEntityCraneGrabber;
-
 import cpw.mods.fml.relauncher.Side;
 import cpw.mods.fml.relauncher.SideOnly;
 import net.minecraft.block.Block;
 import net.minecraft.block.material.Material;
 import net.minecraft.client.renderer.texture.IIconRegister;
-import net.minecraft.tileentity.TileEntity;
-import net.minecraft.world.IBlockAccess;
 import net.minecraft.world.World;
 
 public class CraneGrabber extends BlockCraneBase {
@@ -19,7 +17,7 @@ public class CraneGrabber extends BlockCraneBase {
 	}
 
 	@Override
-	public TileEntity createNewTileEntity(World world, int meta) {
+	public TileEntityCraneBase createNewTileEntity(World world, int meta) {
 		return new TileEntityCraneGrabber();
 	}
 	
@@ -27,28 +25,24 @@ public class CraneGrabber extends BlockCraneBase {
 	@SideOnly(Side.CLIENT)
 	public void registerBlockIcons(IIconRegister iconRegister) {
 		super.registerBlockIcons(iconRegister);
+		this.iconIn = iconRegister.registerIcon(RefStrings.MODID + ":crane_pull");
+		this.iconSideIn = iconRegister.registerIcon(RefStrings.MODID + ":crane_side_pull");
 		this.iconDirectional = iconRegister.registerIcon(RefStrings.MODID + ":crane_grabber_top");
 		this.iconDirectionalUp = iconRegister.registerIcon(RefStrings.MODID + ":crane_grabber_side_up");
 		this.iconDirectionalDown = iconRegister.registerIcon(RefStrings.MODID + ":crane_grabber_side_down");
-		this.iconOut = iconRegister.registerIcon(RefStrings.MODID + ":crane_pull");
-		this.iconSideOut = iconRegister.registerIcon(RefStrings.MODID + ":crane_side_pull");
+		this.iconDirectionalTurnLeft = iconRegister.registerIcon(RefStrings.MODID + ":crane_grabber_top_left");
+		this.iconDirectionalTurnRight = iconRegister.registerIcon(RefStrings.MODID + ":crane_grabber_top_right");
+		this.iconDirectionalSideLeftTurnUp = iconRegister.registerIcon(RefStrings.MODID + ":crane_grabber_side_left_turn_up");
+		this.iconDirectionalSideRightTurnUp = iconRegister.registerIcon(RefStrings.MODID + ":crane_grabber_side_right_turn_up");
+		this.iconDirectionalSideLeftTurnDown = iconRegister.registerIcon(RefStrings.MODID + ":crane_grabber_side_left_turn_down");
+		this.iconDirectionalSideRightTurnDown = iconRegister.registerIcon(RefStrings.MODID + ":crane_grabber_side_right_turn_down");
+		this.iconDirectionalSideUpTurnLeft = iconRegister.registerIcon(RefStrings.MODID + ":crane_grabber_side_up_turn_left");
+		this.iconDirectionalSideUpTurnRight = iconRegister.registerIcon(RefStrings.MODID + ":crane_grabber_side_up_turn_right");
+		this.iconDirectionalSideDownTurnLeft = iconRegister.registerIcon(RefStrings.MODID + ":crane_grabber_side_down_turn_left");
+		this.iconDirectionalSideDownTurnRight = iconRegister.registerIcon(RefStrings.MODID + ":crane_grabber_side_down_turn_right");
 	}
 
-	@Override
-	public int getRotationFromSide(IBlockAccess world, int x, int y, int z, int side) {
-		int meta = world.getBlockMetadata(x, y, z);
-		
-		if(meta > 1 && side == 1) {
-			if(meta == 2) return 3;
-			if(meta == 3) return 0;
-			if(meta == 4) return 1;
-			if(meta == 5) return 2;
-		}
-		
-		return 0;
-	}
-
-	@Override
+    @Override
 	public void breakBlock(World world, int x, int y, int z, Block block, int meta) {
 		this.dropContents(world, x, y, z, block, meta, 9, 11);
 		super.breakBlock(world, x, y, z, block, meta);

src/main/java/com/hbm/blocks/network/CraneInserter.java

@@ -1,11 +1,11 @@
 package com.hbm.blocks.network;
 
-import com.hbm.lib.RefStrings;
-import com.hbm.tileentity.network.TileEntityCraneInserter;
-
 import api.hbm.conveyor.IConveyorItem;
 import api.hbm.conveyor.IConveyorPackage;
 import api.hbm.conveyor.IEnterableBlock;
+import com.hbm.lib.RefStrings;
+import com.hbm.tileentity.network.TileEntityCraneBase;
+import com.hbm.tileentity.network.TileEntityCraneInserter;
 import cpw.mods.fml.relauncher.Side;
 import cpw.mods.fml.relauncher.SideOnly;
 import net.minecraft.block.Block;
@@ -18,7 +18,6 @@ import net.minecraft.inventory.ISidedInventory;
 import net.minecraft.item.ItemStack;
 import net.minecraft.tileentity.TileEntity;
 import net.minecraft.tileentity.TileEntityFurnace;
-import net.minecraft.world.IBlockAccess;
 import net.minecraft.world.World;
 import net.minecraftforge.common.util.ForgeDirection;
 
@@ -29,7 +28,7 @@ public class CraneInserter extends BlockCraneBase implements IEnterableBlock {
 	}
 
 	@Override
-	public TileEntity createNewTileEntity(World world, int meta) {
+	public TileEntityCraneBase createNewTileEntity(World world, int meta) {
 		return new TileEntityCraneInserter();
 	}
 	
@@ -40,6 +39,16 @@ public class CraneInserter extends BlockCraneBase implements IEnterableBlock {
 		this.iconDirectional = iconRegister.registerIcon(RefStrings.MODID + ":crane_in_top");
 		this.iconDirectionalUp = iconRegister.registerIcon(RefStrings.MODID + ":crane_in_side_up");
 		this.iconDirectionalDown = iconRegister.registerIcon(RefStrings.MODID + ":crane_in_side_down");
+		this.iconDirectionalTurnLeft = iconRegister.registerIcon(RefStrings.MODID + ":crane_in_top_left");
+		this.iconDirectionalTurnRight = iconRegister.registerIcon(RefStrings.MODID + ":crane_in_top_right");
+		this.iconDirectionalSideLeftTurnUp = iconRegister.registerIcon(RefStrings.MODID + ":crane_in_side_left_turn_up");
+		this.iconDirectionalSideRightTurnUp = iconRegister.registerIcon(RefStrings.MODID + ":crane_in_side_right_turn_up");
+		this.iconDirectionalSideLeftTurnDown = iconRegister.registerIcon(RefStrings.MODID + ":crane_in_side_left_turn_down");
+		this.iconDirectionalSideRightTurnDown = iconRegister.registerIcon(RefStrings.MODID + ":crane_in_side_right_turn_down");
+		this.iconDirectionalSideUpTurnLeft = iconRegister.registerIcon(RefStrings.MODID + ":crane_in_side_up_turn_left");
+		this.iconDirectionalSideUpTurnRight = iconRegister.registerIcon(RefStrings.MODID + ":crane_in_side_up_turn_right");
+		this.iconDirectionalSideDownTurnLeft = iconRegister.registerIcon(RefStrings.MODID + ":crane_in_side_down_turn_left");
+		this.iconDirectionalSideDownTurnRight = iconRegister.registerIcon(RefStrings.MODID + ":crane_in_side_down_turn_right");
 	}
 
 	@Override
@@ -50,7 +59,8 @@ public class CraneInserter extends BlockCraneBase implements IEnterableBlock {
 
 	@Override
 	public void onItemEnter(World world, int x, int y, int z, ForgeDirection dir, IConveyorItem entity) {
-		TileEntity te = world.getTileEntity(x - dir.offsetX, y - dir.offsetY, z - dir.offsetZ);
+		ForgeDirection outputDirection = getOutputSide(world, x, y, z);
+		TileEntity te = world.getTileEntity(x + outputDirection.offsetX, y + outputDirection.offsetY, z + outputDirection.offsetZ);
 		
 		if(entity == null || entity.getItemStack() == null || entity.getItemStack().stackSize <= 0) {
 			return;
@@ -62,19 +72,19 @@ public class CraneInserter extends BlockCraneBase implements IEnterableBlock {
 		
 		if(te instanceof ISidedInventory) {
 			ISidedInventory sided = (ISidedInventory) te;
-			access = masquerade(sided, dir.ordinal());
+			access = masquerade(sided, outputDirection.getOpposite().ordinal());
 		}
 		
 		if(te instanceof IInventory) {
 			IInventory inv = (IInventory) te;
 			
-			addToInventory(inv, access, toAdd, dir.ordinal());
+			addToInventory(inv, access, toAdd, outputDirection.getOpposite().ordinal());
 		}
 		
-		if(toAdd != null && toAdd.stackSize > 0) {
-			addToInventory((TileEntityCraneInserter) world.getTileEntity(x, y, z), null, toAdd, dir.ordinal());
+		if(toAdd.stackSize > 0) {
+			addToInventory((TileEntityCraneInserter) world.getTileEntity(x, y, z), null, toAdd, outputDirection.getOpposite().ordinal());
 		}
-		if(toAdd != null && toAdd.stackSize > 0) {
+		if(toAdd.stackSize > 0) {
 			EntityItem drop = new EntityItem(world, x + 0.5, y + 0.5, z + 0.5, toAdd.copy());
 			world.spawnEntityInWorld(drop);
 		}
@@ -147,21 +157,7 @@ public class CraneInserter extends BlockCraneBase implements IEnterableBlock {
 	@Override
 	public void onPackageEnter(World world, int x, int y, int z, ForgeDirection dir, IConveyorPackage entity) { }
 
-	@Override
-	public int getRotationFromSide(IBlockAccess world, int x, int y, int z, int side) {
-		int meta = world.getBlockMetadata(x, y, z);
-		
-		if(meta > 1 && side == 1) {
-			if(meta == 2) return 3;
-			if(meta == 3) return 0;
-			if(meta == 4) return 1;
-			if(meta == 5) return 2;
-		}
-		
-		return 0;
-	}
-	
-	@Override
+    @Override
 	public boolean hasComparatorInputOverride() {
 		return true;
 	}

src/main/java/com/hbm/blocks/network/CraneUnboxer.java

@@ -1,11 +1,11 @@
 package com.hbm.blocks.network;
 
-import com.hbm.lib.RefStrings;
-import com.hbm.tileentity.network.TileEntityCraneUnboxer;
-
 import api.hbm.conveyor.IConveyorItem;
 import api.hbm.conveyor.IConveyorPackage;
 import api.hbm.conveyor.IEnterableBlock;
+import com.hbm.lib.RefStrings;
+import com.hbm.tileentity.network.TileEntityCraneBase;
+import com.hbm.tileentity.network.TileEntityCraneUnboxer;
 import cpw.mods.fml.relauncher.Side;
 import cpw.mods.fml.relauncher.SideOnly;
 import net.minecraft.block.Block;
@@ -14,7 +14,6 @@ import net.minecraft.client.renderer.texture.IIconRegister;
 import net.minecraft.entity.item.EntityItem;
 import net.minecraft.inventory.Container;
 import net.minecraft.item.ItemStack;
-import net.minecraft.tileentity.TileEntity;
 import net.minecraft.world.IBlockAccess;
 import net.minecraft.world.World;
 import net.minecraftforge.common.util.ForgeDirection;
@@ -26,7 +25,7 @@ public class CraneUnboxer extends BlockCraneBase implements IEnterableBlock {
 	}
 
 	@Override
-	public TileEntity createNewTileEntity(World world, int meta) {
+	public TileEntityCraneBase createNewTileEntity(World world, int meta) {
 		return new TileEntityCraneUnboxer();
 	}
 	
@@ -34,11 +33,26 @@ public class CraneUnboxer extends BlockCraneBase implements IEnterableBlock {
 	@SideOnly(Side.CLIENT)
 	public void registerBlockIcons(IIconRegister iconRegister) {
 		super.registerBlockIcons(iconRegister);
-		this.iconIn = iconRegister.registerIcon(RefStrings.MODID + ":crane_box");
-		this.iconSideIn = iconRegister.registerIcon(RefStrings.MODID + ":crane_side_box");
+		this.iconOut = iconRegister.registerIcon(RefStrings.MODID + ":crane_box");
+		this.iconSideOut = iconRegister.registerIcon(RefStrings.MODID + ":crane_side_box");
 		this.iconDirectional = iconRegister.registerIcon(RefStrings.MODID + ":crane_unboxer_top");
 		this.iconDirectionalUp = iconRegister.registerIcon(RefStrings.MODID + ":crane_unboxer_side_down");
 		this.iconDirectionalDown = iconRegister.registerIcon(RefStrings.MODID + ":crane_unboxer_side_up");
+		this.iconDirectionalTurnLeft = iconRegister.registerIcon(RefStrings.MODID + ":crane_unboxer_top_right");
+		this.iconDirectionalTurnRight = iconRegister.registerIcon(RefStrings.MODID + ":crane_unboxer_top_left");
+		this.iconDirectionalSideLeftTurnUp = iconRegister.registerIcon(RefStrings.MODID + ":crane_unboxer_side_up_turn_left");
+		this.iconDirectionalSideRightTurnUp = iconRegister.registerIcon(RefStrings.MODID + ":crane_unboxer_side_up_turn_right");
+		this.iconDirectionalSideLeftTurnDown = iconRegister.registerIcon(RefStrings.MODID + ":crane_unboxer_side_down_turn_left");
+		this.iconDirectionalSideRightTurnDown = iconRegister.registerIcon(RefStrings.MODID + ":crane_unboxer_side_down_turn_right");
+		this.iconDirectionalSideUpTurnLeft = iconRegister.registerIcon(RefStrings.MODID + ":crane_unboxer_side_left_turn_up");
+		this.iconDirectionalSideUpTurnRight = iconRegister.registerIcon(RefStrings.MODID + ":crane_unboxer_side_right_turn_up");
+		this.iconDirectionalSideDownTurnLeft = iconRegister.registerIcon(RefStrings.MODID + ":crane_unboxer_side_left_turn_down");
+		this.iconDirectionalSideDownTurnRight = iconRegister.registerIcon(RefStrings.MODID + ":crane_unboxer_side_right_turn_down");
+	}
+
+	@Override
+	protected boolean hasReversedIO() {
+		return true;
 	}
 
 	@Override
@@ -46,6 +60,25 @@ public class CraneUnboxer extends BlockCraneBase implements IEnterableBlock {
 		int meta = world.getBlockMetadata(x, y, z);
 
 		if(meta > 1 && side == 1) {
+			// ok so i've been sitting around for 4-5 hours trying to come up with a
+			// more elegant way to implement this and i have seriously no clue what
+			// the guys at mojang did, but the uv rotation makes absolutely no sense
+			// it's 2:30 am, please just accept this
+			// - martin
+			ForgeDirection leftHandDirection = getOutputSide(world, x, y, z).getRotation(getInputSide(world, x, y, z));
+			if (leftHandDirection == ForgeDirection.UP) {
+				if (meta == 2) return 2;
+				if (meta == 3) return 1;
+				if (meta == 4) return 3;
+				if (meta == 5) return 0;
+			}
+			if (leftHandDirection == ForgeDirection.DOWN) {
+				if (meta == 2) return 1;
+				if (meta == 3) return 2;
+				if (meta == 4) return 0;
+				if (meta == 5) return 3;
+			}
+
 			if(meta == 2) return 0;
 			if(meta == 3) return 3;
 			if(meta == 4) return 2;
@@ -71,15 +104,16 @@ public class CraneUnboxer extends BlockCraneBase implements IEnterableBlock {
 
 	@Override
 	public boolean canPackageEnter(World world, int x, int y, int z, ForgeDirection dir, IConveyorPackage entity) {
-		return true;
+		return getOutputSide(world, x, y, z) == dir;
 	}
 
 	@Override
 	public void onPackageEnter(World world, int x, int y, int z, ForgeDirection dir, IConveyorPackage entity) {
 		TileEntityCraneUnboxer unboxer = (TileEntityCraneUnboxer) world.getTileEntity(x, y, z);
+		ForgeDirection accessedSide = getOutputSide(world, x, y, z).getOpposite();
 
 		for(ItemStack stack : entity.getItemStacks()) {
-			ItemStack remainder = CraneInserter.addToInventory(unboxer, unboxer.getAccessibleSlotsFromSide(dir.ordinal()), stack, dir.ordinal());
+			ItemStack remainder = CraneInserter.addToInventory(unboxer, unboxer.getAccessibleSlotsFromSide(accessedSide.ordinal()), stack, accessedSide.ordinal());
 			
 			if(remainder != null && remainder.stackSize > 0) {
 				EntityItem drop = new EntityItem(world, x + 0.5, y + 0.5, z + 0.5, remainder.copy());

src/main/java/com/hbm/tileentity/network/TileEntityCraneBase.java

@@ -0,0 +1,94 @@
+package com.hbm.tileentity.network;
+
+import com.hbm.tileentity.TileEntityMachineBase;
+import cpw.mods.fml.relauncher.Side;
+import cpw.mods.fml.relauncher.SideOnly;
+import net.minecraft.nbt.NBTTagCompound;
+import net.minecraft.network.NetworkManager;
+import net.minecraft.network.Packet;
+import net.minecraft.network.play.server.S35PacketUpdateTileEntity;
+import net.minecraftforge.common.util.Constants;
+import net.minecraftforge.common.util.ForgeDirection;
+
+public abstract class TileEntityCraneBase extends TileEntityMachineBase {
+	public TileEntityCraneBase(int scount) {
+		super(scount);
+	}
+
+	// extension to the meta system
+	// for compatibility purposes, normal meta values are still used by default
+	private ForgeDirection outputOverride = ForgeDirection.UNKNOWN;
+
+	// for extra stability in case the screwdriver action doesn't get synced to other clients
+	@SideOnly(Side.CLIENT)
+	private ForgeDirection cachedOutputOverride = ForgeDirection.UNKNOWN;
+
+	@Override
+	public void updateEntity() {
+		if (hasWorldObj() && worldObj.isRemote) {
+			if (cachedOutputOverride != outputOverride) {
+                worldObj.markBlockForUpdate(xCoord, yCoord, zCoord);
+				cachedOutputOverride = outputOverride;
+			}
+		}
+	}
+
+	public ForgeDirection getInputSide() {
+		return ForgeDirection.getOrientation(getBlockMetadata());
+	}
+
+	public ForgeDirection getOutputSide() {
+		ForgeDirection override = getOutputOverride();
+		return override != ForgeDirection.UNKNOWN ? override : ForgeDirection.getOrientation(getBlockMetadata()).getOpposite();
+	}
+
+	public ForgeDirection getOutputOverride() {
+		return outputOverride;
+	}
+
+	public ForgeDirection cycleOutputOverride() {
+		do {
+			outputOverride = ForgeDirection.getOrientation(Math.floorMod(outputOverride.ordinal() - 1, 7));
+		} while (outputOverride.ordinal() == getBlockMetadata());
+
+		onBlockChanged();
+		return outputOverride;
+	}
+
+	public void ensureOutputOverrideValid() {
+		if (outputOverride.ordinal() == getBlockMetadata())
+			cycleOutputOverride();
+	}
+
+	protected void onBlockChanged() {
+		if (!hasWorldObj()) return;
+		worldObj.markBlockForUpdate(xCoord, yCoord, zCoord);
+		worldObj.notifyBlockChange(xCoord, yCoord, zCoord, getBlockType());
+		markDirty();
+	}
+
+	@Override
+	public Packet getDescriptionPacket() {
+		NBTTagCompound nbt = new NBTTagCompound();
+		writeToNBT(nbt);
+		return new S35PacketUpdateTileEntity(xCoord, yCoord, zCoord, 0, nbt);
+	}
+
+	@Override
+	public void onDataPacket(NetworkManager net, S35PacketUpdateTileEntity pkt) {
+		readFromNBT(pkt.func_148857_g());
+	}
+
+	@Override
+	public void readFromNBT(NBTTagCompound nbt) {
+		super.readFromNBT(nbt);
+		if (nbt.hasKey("CraneOutputOverride", Constants.NBT.TAG_BYTE))
+			outputOverride = ForgeDirection.getOrientation(nbt.getByte("CraneOutputOverride"));
+	}
+
+	@Override
+	public void writeToNBT(NBTTagCompound nbt) {
+		super.writeToNBT(nbt);
+		nbt.setByte("CraneOutputOverride", (byte) outputOverride.ordinal());
+	}
+}

src/main/java/com/hbm/tileentity/network/TileEntityCraneBoxer.java

@@ -1,13 +1,11 @@
 package com.hbm.tileentity.network;
 
+import api.hbm.conveyor.IConveyorBelt;
 import com.hbm.entity.item.EntityMovingPackage;
 import com.hbm.interfaces.IControlReceiver;
 import com.hbm.inventory.container.ContainerCraneBoxer;
 import com.hbm.inventory.gui.GUICraneBoxer;
 import com.hbm.tileentity.IGUIProvider;
-import com.hbm.tileentity.TileEntityMachineBase;
-
-import api.hbm.conveyor.IConveyorBelt;
 import cpw.mods.fml.relauncher.Side;
 import cpw.mods.fml.relauncher.SideOnly;
 import net.minecraft.block.Block;
@@ -20,7 +18,7 @@ import net.minecraft.util.Vec3;
 import net.minecraft.world.World;
 import net.minecraftforge.common.util.ForgeDirection;
 
-public class TileEntityCraneBoxer extends TileEntityMachineBase implements IGUIProvider, IControlReceiver {
+public class TileEntityCraneBoxer extends TileEntityCraneBase implements IGUIProvider, IControlReceiver {
 	
 	public byte mode = 0;
 	public static final byte MODE_4 = 0;
@@ -42,15 +40,15 @@ public class TileEntityCraneBoxer extends TileEntityMachineBase implements IGUIP
 
 	@Override
 	public void updateEntity() {
-		
+		super.updateEntity();
 		if(!worldObj.isRemote) {
 			
 			boolean redstone = worldObj.isBlockIndirectlyGettingPowered(xCoord, yCoord, zCoord);
 			
 			if(mode == MODE_REDSTONE && redstone && !lastRedstone) {
 				
-				ForgeDirection dir = ForgeDirection.getOrientation(this.getBlockMetadata()).getOpposite();
-				Block b = worldObj.getBlock(xCoord + dir.offsetX, yCoord + dir.offsetY, zCoord + dir.offsetZ);
+				ForgeDirection outputSide = getOutputSide();
+				Block b = worldObj.getBlock(xCoord + outputSide.offsetX, yCoord + outputSide.offsetY, zCoord + outputSide.offsetZ);
 				IConveyorBelt belt = null;
 				
 				if(b instanceof IConveyorBelt) {
@@ -79,8 +77,8 @@ public class TileEntityCraneBoxer extends TileEntityMachineBase implements IGUIP
 					}
 					
 					EntityMovingPackage moving = new EntityMovingPackage(worldObj);
-					Vec3 pos = Vec3.createVectorHelper(xCoord + 0.5 + dir.offsetX * 0.55, yCoord + 0.5 + dir.offsetY * 0.55, zCoord + 0.5 + dir.offsetZ * 0.55);
-					Vec3 snap = belt.getClosestSnappingPosition(worldObj, xCoord + dir.offsetX, yCoord + dir.offsetY, zCoord + dir.offsetZ, pos);
+					Vec3 pos = Vec3.createVectorHelper(xCoord + 0.5 + outputSide.offsetX * 0.55, yCoord + 0.5 + outputSide.offsetY * 0.55, zCoord + 0.5 + outputSide.offsetZ * 0.55);
+					Vec3 snap = belt.getClosestSnappingPosition(worldObj, xCoord + outputSide.offsetX, yCoord + outputSide.offsetY, zCoord + outputSide.offsetZ, pos);
 					moving.setPosition(snap.xCoord, snap.yCoord, snap.zCoord);
 					moving.setItemStacks(box);
 					worldObj.spawnEntityInWorld(moving);
@@ -116,8 +114,8 @@ public class TileEntityCraneBoxer extends TileEntityMachineBase implements IGUIP
 					}
 				}
 				
-				ForgeDirection dir = ForgeDirection.getOrientation(this.getBlockMetadata()).getOpposite();
-				Block b = worldObj.getBlock(xCoord + dir.offsetX, yCoord + dir.offsetY, zCoord + dir.offsetZ);
+				ForgeDirection outputSide = getOutputSide();
+				Block b = worldObj.getBlock(xCoord + outputSide.offsetX, yCoord + outputSide.offsetY, zCoord + outputSide.offsetZ);
 				IConveyorBelt belt = null;
 				
 				if(b instanceof IConveyorBelt) {
@@ -138,8 +136,8 @@ public class TileEntityCraneBoxer extends TileEntityMachineBase implements IGUIP
 					}
 					
 					EntityMovingPackage moving = new EntityMovingPackage(worldObj);
-					Vec3 pos = Vec3.createVectorHelper(xCoord + 0.5 + dir.offsetX * 0.55, yCoord + 0.5 + dir.offsetY * 0.55, zCoord + 0.5 + dir.offsetZ * 0.55);
-					Vec3 snap = belt.getClosestSnappingPosition(worldObj, xCoord + dir.offsetX, yCoord + dir.offsetY, zCoord + dir.offsetZ, pos);
+					Vec3 pos = Vec3.createVectorHelper(xCoord + 0.5 + outputSide.offsetX * 0.55, yCoord + 0.5 + outputSide.offsetY * 0.55, zCoord + 0.5 + outputSide.offsetZ * 0.55);
+					Vec3 snap = belt.getClosestSnappingPosition(worldObj, xCoord + outputSide.offsetX, yCoord + outputSide.offsetY, zCoord + outputSide.offsetZ, pos);
 					moving.setPosition(snap.xCoord, snap.yCoord, snap.zCoord);
 					moving.setItemStacks(box);
 					worldObj.spawnEntityInWorld(moving);

src/main/java/com/hbm/tileentity/network/TileEntityCraneExtractor.java

@@ -1,5 +1,6 @@
 package com.hbm.tileentity.network;
 
+import api.hbm.conveyor.IConveyorBelt;
 import com.hbm.entity.item.EntityMovingItem;
 import com.hbm.interfaces.IControlReceiver;
 import com.hbm.inventory.container.ContainerCraneExtractor;
@@ -7,9 +8,6 @@ import com.hbm.inventory.gui.GUICraneExtractor;
 import com.hbm.items.ModItems;
 import com.hbm.module.ModulePatternMatcher;
 import com.hbm.tileentity.IGUIProvider;
-import com.hbm.tileentity.TileEntityMachineBase;
-
-import api.hbm.conveyor.IConveyorBelt;
 import cpw.mods.fml.relauncher.Side;
 import cpw.mods.fml.relauncher.SideOnly;
 import net.minecraft.block.Block;
@@ -26,7 +24,7 @@ import net.minecraft.util.Vec3;
 import net.minecraft.world.World;
 import net.minecraftforge.common.util.ForgeDirection;
 
-public class TileEntityCraneExtractor extends TileEntityMachineBase implements IGUIProvider, IControlReceiver {
+public class TileEntityCraneExtractor extends TileEntityCraneBase implements IGUIProvider, IControlReceiver {
 	
 	public boolean isWhitelist = false;
 	public ModulePatternMatcher matcher;
@@ -55,7 +53,7 @@ public class TileEntityCraneExtractor extends TileEntityMachineBase implements I
 
 	@Override
 	public void updateEntity() {
-		
+		super.updateEntity();
 		if(!worldObj.isRemote) {
 			
 			int delay = 20;
@@ -79,9 +77,10 @@ public class TileEntityCraneExtractor extends TileEntityMachineBase implements I
 					}
 				}
 
-				ForgeDirection dir = ForgeDirection.getOrientation(this.getBlockMetadata());
-				TileEntity te = worldObj.getTileEntity(xCoord - dir.offsetX, yCoord - dir.offsetY, zCoord - dir.offsetZ);
-				Block b = worldObj.getBlock(xCoord + dir.offsetX, yCoord + dir.offsetY, zCoord + dir.offsetZ);
+				ForgeDirection inputSide = getOutputSide(); // note the switcheroo!
+				ForgeDirection outputSide = getInputSide();
+				TileEntity te = worldObj.getTileEntity(xCoord + inputSide.offsetX, yCoord + inputSide.offsetY, zCoord + inputSide.offsetZ);
+				Block b = worldObj.getBlock(xCoord + outputSide.offsetX, yCoord + outputSide.offsetY, zCoord + outputSide.offsetZ);
 				
 				int[] access = null;
 				ISidedInventory sided = null;
@@ -89,7 +88,7 @@ public class TileEntityCraneExtractor extends TileEntityMachineBase implements I
 				if(te instanceof ISidedInventory) {
 					sided = (ISidedInventory) te;
 					//access = sided.getAccessibleSlotsFromSide(dir.ordinal());
-					access = masquerade(sided, dir.ordinal());
+					access = masquerade(sided, inputSide.getOpposite().ordinal());
 				}
 				
 				boolean hasSent = false;
@@ -108,7 +107,7 @@ public class TileEntityCraneExtractor extends TileEntityMachineBase implements I
 							int index = access == null ? i : access[i];
 							ItemStack stack = inv.getStackInSlot(index);
 							
-							if(stack != null && (sided == null || sided.canExtractItem(index, stack, dir.ordinal()))){
+							if(stack != null && (sided == null || sided.canExtractItem(index, stack, inputSide.getOpposite().ordinal()))){
 								
 								boolean match = this.matchesFilter(stack);
 								
@@ -119,8 +118,8 @@ public class TileEntityCraneExtractor extends TileEntityMachineBase implements I
 									stack.stackSize = toSend;
 									
 									EntityMovingItem moving = new EntityMovingItem(worldObj);
-									Vec3 pos = Vec3.createVectorHelper(xCoord + 0.5 + dir.offsetX * 0.55, yCoord + 0.5 + dir.offsetY * 0.55, zCoord + 0.5 + dir.offsetZ * 0.55);
-									Vec3 snap = belt.getClosestSnappingPosition(worldObj, xCoord + dir.offsetX, yCoord + dir.offsetY, zCoord + dir.offsetZ, pos);
+									Vec3 pos = Vec3.createVectorHelper(xCoord + 0.5 + outputSide.offsetX * 0.55, yCoord + 0.5 + outputSide.offsetY * 0.55, zCoord + 0.5 + outputSide.offsetZ * 0.55);
+									Vec3 snap = belt.getClosestSnappingPosition(worldObj, xCoord + outputSide.offsetX, yCoord + outputSide.offsetY, zCoord + outputSide.offsetZ, pos);
 									moving.setPosition(snap.xCoord, snap.yCoord, snap.zCoord);
 									moving.setItemStack(stack);
 									worldObj.spawnEntityInWorld(moving);
@@ -144,8 +143,8 @@ public class TileEntityCraneExtractor extends TileEntityMachineBase implements I
 								stack.stackSize = toSend;
 								
 								EntityMovingItem moving = new EntityMovingItem(worldObj);
-								Vec3 pos = Vec3.createVectorHelper(xCoord + 0.5 + dir.offsetX * 0.55, yCoord + 0.5 + dir.offsetY * 0.55, zCoord + 0.5 + dir.offsetZ * 0.55);
-								Vec3 snap = belt.getClosestSnappingPosition(worldObj, xCoord + dir.offsetX, yCoord + dir.offsetY, zCoord + dir.offsetZ, pos);
+								Vec3 pos = Vec3.createVectorHelper(xCoord + 0.5 + outputSide.offsetX * 0.55, yCoord + 0.5 + outputSide.offsetY * 0.55, zCoord + 0.5 + outputSide.offsetZ * 0.55);
+								Vec3 snap = belt.getClosestSnappingPosition(worldObj, xCoord + outputSide.offsetX, yCoord + outputSide.offsetY, zCoord + outputSide.offsetZ, pos);
 								moving.setPosition(snap.xCoord, snap.yCoord, snap.zCoord);
 								moving.setItemStack(stack);
 								worldObj.spawnEntityInWorld(moving);

src/main/java/com/hbm/tileentity/network/TileEntityCraneGrabber.java

@@ -1,7 +1,5 @@
 package com.hbm.tileentity.network;
 
-import java.util.List;
-
 import com.hbm.blocks.ModBlocks;
 import com.hbm.blocks.network.CraneInserter;
 import com.hbm.entity.item.EntityMovingItem;
@@ -11,8 +9,6 @@ import com.hbm.inventory.gui.GUICraneGrabber;
 import com.hbm.items.ModItems;
 import com.hbm.module.ModulePatternMatcher;
 import com.hbm.tileentity.IGUIProvider;
-import com.hbm.tileentity.TileEntityMachineBase;
-
 import cpw.mods.fml.relauncher.Side;
 import cpw.mods.fml.relauncher.SideOnly;
 import net.minecraft.block.Block;
@@ -29,7 +25,9 @@ import net.minecraft.util.Vec3;
 import net.minecraft.world.World;
 import net.minecraftforge.common.util.ForgeDirection;
 
-public class TileEntityCraneGrabber extends TileEntityMachineBase implements IGUIProvider, IControlReceiver {
+import java.util.List;
+
+public class TileEntityCraneGrabber extends TileEntityCraneBase implements IGUIProvider, IControlReceiver {
 
 	public boolean isWhitelist = false;
 	public ModulePatternMatcher matcher;
@@ -50,7 +48,7 @@ public class TileEntityCraneGrabber extends TileEntityMachineBase implements IGU
 
 	@Override
 	public void updateEntity() {
-		
+		super.updateEntity();
 		if(!worldObj.isRemote) {
 			
 			int delay = 20;
@@ -74,15 +72,16 @@ public class TileEntityCraneGrabber extends TileEntityMachineBase implements IGU
 					}
 				}
 	
-				ForgeDirection dir = ForgeDirection.getOrientation(this.getBlockMetadata());
-				TileEntity te = worldObj.getTileEntity(xCoord - dir.offsetX, yCoord - dir.offsetY, zCoord - dir.offsetZ);
+				ForgeDirection inputSide = getInputSide();
+				ForgeDirection outputSide = getOutputSide();
+				TileEntity te = worldObj.getTileEntity(xCoord + outputSide.offsetX, yCoord + outputSide.offsetY, zCoord + outputSide.offsetZ);
 				
 				int[] access = null;
 				ISidedInventory sided = null;
 				
 				if(te instanceof ISidedInventory) {
 					sided = (ISidedInventory) te;
-					access = CraneInserter.masquerade(sided, dir.ordinal());
+					access = CraneInserter.masquerade(sided, outputSide.getOpposite().ordinal());
 				}
 				
 				if(te instanceof IInventory) {
@@ -95,14 +94,14 @@ public class TileEntityCraneGrabber extends TileEntityMachineBase implements IGU
 					*/
 					double reach = 1D;
 					if(this.getBlockMetadata() > 1) { //ignore if pointing up or down
-						Block b = worldObj.getBlock(xCoord + dir.offsetX, yCoord + dir.offsetY, zCoord + dir.offsetZ);
+						Block b = worldObj.getBlock(xCoord + inputSide.offsetX, yCoord + inputSide.offsetY, zCoord + inputSide.offsetZ);
 						if(b == ModBlocks.conveyor_double) reach = 0.5D;
 						if(b == ModBlocks.conveyor_triple) reach = 0.33D;
 					}
 
-					double x = xCoord + dir.offsetX * reach;
-					double y = yCoord + dir.offsetY * reach;
-					double z = zCoord + dir.offsetZ * reach;
+					double x = xCoord + inputSide.offsetX * reach;
+					double y = yCoord + inputSide.offsetY * reach;
+					double z = zCoord + inputSide.offsetZ * reach;
 					List<EntityMovingItem> items = worldObj.getEntitiesWithinAABB(EntityMovingItem.class, AxisAlignedBB.getBoundingBox(x + 0.1875D, y + 0.1875D, z + 0.1875D, x + 0.8125D, y + 0.8125D, z + 0.8125D));
 					
 					for(EntityMovingItem item : items) {
@@ -113,7 +112,7 @@ public class TileEntityCraneGrabber extends TileEntityMachineBase implements IGU
 						ItemStack copy = stack.copy();
 						int toAdd = Math.min(stack.stackSize, amount);
 						copy.stackSize = toAdd;
-						ItemStack ret = CraneInserter.addToInventory((IInventory) te, access, copy, dir.ordinal());
+						ItemStack ret = CraneInserter.addToInventory((IInventory) te, access, copy, outputSide.getOpposite().ordinal());
 						int didAdd = toAdd - (ret != null ? ret.stackSize : 0);
 						stack.stackSize -= didAdd;
 						

src/main/java/com/hbm/tileentity/network/TileEntityCraneInserter.java

@@ -4,8 +4,6 @@ import com.hbm.blocks.network.CraneInserter;
 import com.hbm.inventory.container.ContainerCraneInserter;
 import com.hbm.inventory.gui.GUICraneInserter;
 import com.hbm.tileentity.IGUIProvider;
-import com.hbm.tileentity.TileEntityMachineBase;
-
 import cpw.mods.fml.relauncher.Side;
 import cpw.mods.fml.relauncher.SideOnly;
 import net.minecraft.client.gui.GuiScreen;
@@ -18,7 +16,7 @@ import net.minecraft.tileentity.TileEntity;
 import net.minecraft.world.World;
 import net.minecraftforge.common.util.ForgeDirection;
 
-public class TileEntityCraneInserter extends TileEntityMachineBase implements IGUIProvider {
+public class TileEntityCraneInserter extends TileEntityCraneBase implements IGUIProvider {
 	
 	public static final int[] access = new int[] { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20 };
 
@@ -33,18 +31,18 @@ public class TileEntityCraneInserter extends TileEntityMachineBase implements IG
 
 	@Override
 	public void updateEntity() {
-		
+		super.updateEntity();
 		if(!worldObj.isRemote) {
 
-			ForgeDirection dir = ForgeDirection.getOrientation(this.getBlockMetadata());
-			TileEntity te = worldObj.getTileEntity(xCoord - dir.offsetX, yCoord - dir.offsetY, zCoord - dir.offsetZ);
+			ForgeDirection outputSide = getOutputSide();
+			TileEntity te = worldObj.getTileEntity(xCoord + outputSide.offsetX, yCoord + outputSide.offsetY, zCoord + outputSide.offsetZ);
 			
 			int[] access = null;
 			
 			if(te instanceof ISidedInventory) {
 				ISidedInventory sided = (ISidedInventory) te;
 				//access = sided.getAccessibleSlotsFromSide(dir.ordinal());
-				access = CraneInserter.masquerade(sided, dir.ordinal());
+				access = CraneInserter.masquerade(sided, outputSide.getOpposite().ordinal());
 			}
 			
 			if(te instanceof IInventory) {
@@ -53,7 +51,7 @@ public class TileEntityCraneInserter extends TileEntityMachineBase implements IG
 					ItemStack stack = slots[i];
 					
 					if(stack != null) {
-						ItemStack ret = CraneInserter.addToInventory((IInventory) te, access, stack.copy(), dir.ordinal());
+						ItemStack ret = CraneInserter.addToInventory((IInventory) te, access, stack.copy(), outputSide.getOpposite().ordinal());
 						
 						if(ret == null || ret.stackSize != stack.stackSize) {
 							slots[i] = ret;
@@ -72,7 +70,7 @@ public class TileEntityCraneInserter extends TileEntityMachineBase implements IG
 					if(stack != null) {
 						stack = stack.copy();
 						stack.stackSize = 1;
-						ItemStack ret = CraneInserter.addToInventory((IInventory) te, access, stack.copy(), dir.ordinal());
+						ItemStack ret = CraneInserter.addToInventory((IInventory) te, access, stack.copy(), outputSide.getOpposite().ordinal());
 						
 						if(ret == null || ret.stackSize != stack.stackSize) {
 							this.decrStackSize(i, 1);

src/main/java/com/hbm/tileentity/network/TileEntityCraneUnboxer.java

@@ -1,13 +1,11 @@
 package com.hbm.tileentity.network;
 
+import api.hbm.conveyor.IConveyorBelt;
 import com.hbm.entity.item.EntityMovingItem;
 import com.hbm.inventory.container.ContainerCraneUnboxer;
 import com.hbm.inventory.gui.GUICraneUnboxer;
 import com.hbm.items.ModItems;
 import com.hbm.tileentity.IGUIProvider;
-import com.hbm.tileentity.TileEntityMachineBase;
-
-import api.hbm.conveyor.IConveyorBelt;
 import cpw.mods.fml.relauncher.Side;
 import cpw.mods.fml.relauncher.SideOnly;
 import net.minecraft.block.Block;
@@ -19,7 +17,7 @@ import net.minecraft.util.Vec3;
 import net.minecraft.world.World;
 import net.minecraftforge.common.util.ForgeDirection;
 
-public class TileEntityCraneUnboxer extends TileEntityMachineBase implements IGUIProvider {
+public class TileEntityCraneUnboxer extends TileEntityCraneBase implements IGUIProvider {
 
 	public TileEntityCraneUnboxer() {
 		super(23);
@@ -32,7 +30,7 @@ public class TileEntityCraneUnboxer extends TileEntityMachineBase implements IGU
 
 	@Override
 	public void updateEntity() {
-		
+		super.updateEntity();
 		if(!worldObj.isRemote) {
 			
 			int delay = 20;
@@ -65,8 +63,8 @@ public class TileEntityCraneUnboxer extends TileEntityMachineBase implements IGU
 					}
 				}
 	
-				ForgeDirection dir = ForgeDirection.getOrientation(this.getBlockMetadata());
-				Block b = worldObj.getBlock(xCoord + dir.offsetX, yCoord + dir.offsetY, zCoord + dir.offsetZ);
+				ForgeDirection outputSide = getInputSide(); // note the switcheroo!
+				Block b = worldObj.getBlock(xCoord + outputSide.offsetX, yCoord + outputSide.offsetY, zCoord + outputSide.offsetZ);
 				
 				if(b instanceof IConveyorBelt) {
 					
@@ -82,8 +80,8 @@ public class TileEntityCraneUnboxer extends TileEntityMachineBase implements IGU
 							stack.stackSize = toSend;
 							
 							EntityMovingItem moving = new EntityMovingItem(worldObj);
-							Vec3 pos = Vec3.createVectorHelper(xCoord + 0.5 + dir.offsetX * 0.55, yCoord + 0.5 + dir.offsetY * 0.55, zCoord + 0.5 + dir.offsetZ * 0.55);
-							Vec3 snap = belt.getClosestSnappingPosition(worldObj, xCoord + dir.offsetX, yCoord + dir.offsetY, zCoord + dir.offsetZ, pos);
+							Vec3 pos = Vec3.createVectorHelper(xCoord + 0.5 + outputSide.offsetX * 0.55, yCoord + 0.5 + outputSide.offsetY * 0.55, zCoord + 0.5 + outputSide.offsetZ * 0.55);
+							Vec3 snap = belt.getClosestSnappingPosition(worldObj, xCoord + outputSide.offsetX, yCoord + outputSide.offsetY, zCoord + outputSide.offsetZ, pos);
 							moving.setPosition(snap.xCoord, snap.yCoord, snap.zCoord);
 							moving.setItemStack(stack);
 							worldObj.spawnEntityInWorld(moving);