Mechanical Crafting

- Crafters now apply crafting recipes to held items and play an animation
- Connected textures now also apply to the sides
- Fixed inventory manipulating behaviours not initializing in time

src/main/java/com/simibubi/create/foundation/behaviour/ValueBoxRenderer.java

@@ -22,6 +22,7 @@ import net.minecraft.client.renderer.vertex.DefaultVertexFormats;
 import net.minecraft.item.BlockItem;
 import net.minecraft.item.Item;
 import net.minecraft.item.ItemStack;
+import net.minecraft.tags.BlockTags;
 import net.minecraft.util.math.AxisAlignedBB;
 import net.minecraft.util.math.Vec3d;
 
@@ -96,6 +97,8 @@ public class ValueBoxRenderer {
 				return NUDGE;
 			if (block instanceof FenceBlock)
 				return NUDGE;
+			if (block.isIn(BlockTags.BUTTONS))
+				return NUDGE;
 			if (block == Blocks.END_ROD)
 				return NUDGE;
 		}

src/main/java/com/simibubi/create/foundation/behaviour/base/SmartTileEntity.java

@@ -17,12 +17,15 @@ public abstract class SmartTileEntity extends SyncedTileEntity implements ITicka
 	private Map<IBehaviourType<?>, TileEntityBehaviour> behaviours;
 	private boolean initialized;
 	private boolean firstNbtRead;
+	private int lazyTickRate;
+	private int lazyTickCounter;
 
 	public SmartTileEntity(TileEntityType<?> tileEntityTypeIn) {
 		super(tileEntityTypeIn);
 		behaviours = new HashMap<>();
 		initialized = false;
 		firstNbtRead = true;
+		setLazyTickRate(10);
 
 		ArrayList<TileEntityBehaviour> list = new ArrayList<>();
 		addBehaviours(list);
@@ -45,6 +48,11 @@ public abstract class SmartTileEntity extends SyncedTileEntity implements ITicka
 			initialized = true;
 		}
 
+		if (lazyTickCounter-- <= 0) {
+			lazyTickCounter = lazyTickRate;
+			lazyTick();
+		}
+
 		behaviours.values().forEach(TileEntityBehaviour::tick);
 	}
 
@@ -83,6 +91,15 @@ public abstract class SmartTileEntity extends SyncedTileEntity implements ITicka
 		super.remove();
 	}
 
+	public void setLazyTickRate(int slowTickRate) {
+		this.lazyTickRate = slowTickRate;
+		this.lazyTickCounter = slowTickRate;
+	}
+
+	public void lazyTick() {
+
+	}
+
 	protected void forEachBehaviour(Consumer<TileEntityBehaviour> action) {
 		behaviours.values().forEach(tb -> {
 			if (!tb.isPaused())

src/main/java/com/simibubi/create/foundation/behaviour/inventory/InventoryManagementBehaviour.java

@@ -43,6 +43,7 @@ public class InventoryManagementBehaviour extends TileEntityBehaviour {
 	public void initialize() {
 		super.initialize();
 		attachments.get().forEach(offset -> inventories.put(offset, findInventory(offset)));
+		lazyTick();
 	}
 
 	@Override

src/main/java/com/simibubi/create/modules/contraptions/base/KineticTileEntity.java

@@ -272,6 +272,8 @@ public abstract class KineticTileEntity extends SmartTileEntity implements ITick
 
 	@Override
 	public void tick() {
+		super.tick();
+
 		if (world.isRemote)
 			return;
 		if (speedChangeCounter > 0)

src/main/java/com/simibubi/create/modules/contraptions/components/crafter/ConnectedInputHandler.java

@@ -36,7 +36,6 @@ import net.minecraft.util.math.AxisAlignedBB;
 import net.minecraft.util.math.BlockPos;
 import net.minecraft.util.math.BlockRayTraceResult;
 import net.minecraft.util.math.Vec3d;
-import net.minecraft.world.IEnviromentBlockReader;
 import net.minecraft.world.World;
 import net.minecraftforge.common.util.Constants.NBT;
 import net.minecraftforge.event.entity.player.PlayerInteractEvent;
@@ -126,8 +125,8 @@ public class ConnectedInputHandler {
 	}
 
 	public static void toggleConnection(World world, BlockPos pos, BlockPos pos2) {
-		MechanicalCrafterTileEntity crafter1 = getCrafter(world, pos);
+		MechanicalCrafterTileEntity crafter1 = CrafterHelper.getCrafter(world, pos);
-		MechanicalCrafterTileEntity crafter2 = getCrafter(world, pos2);
+		MechanicalCrafterTileEntity crafter2 = CrafterHelper.getCrafter(world, pos2);
 
 		if (crafter1 == null || crafter2 == null)
 			return;
@@ -136,7 +135,7 @@ public class ConnectedInputHandler {
 		BlockPos controllerPos2 = crafter2.getPos().add(crafter2.input.data.get(0));
 
 		if (controllerPos1.equals(controllerPos2)) {
-			MechanicalCrafterTileEntity controller = getCrafter(world, controllerPos1);
+			MechanicalCrafterTileEntity controller = CrafterHelper.getCrafter(world, controllerPos1);
 
 			Set<BlockPos> positions = controller.input.data.stream().map(l -> controllerPos1.add(l))
 					.collect(Collectors.toSet());
@@ -168,9 +167,9 @@ public class ConnectedInputHandler {
 		}
 
 		if (!crafter1.input.isController)
-			crafter1 = getCrafter(world, controllerPos1);
+			crafter1 = CrafterHelper.getCrafter(world, controllerPos1);
 		if (!crafter2.input.isController)
-			crafter2 = getCrafter(world, controllerPos2);
+			crafter2 = CrafterHelper.getCrafter(world, controllerPos2);
 		if (crafter1 == null || crafter2 == null)
 			return;
 
@@ -217,18 +216,6 @@ public class ConnectedInputHandler {
 		crafter1.input.data.add(BlockPos.ZERO.subtract(crafter2.input.data.get(0)));
 	}
 
-	public static MechanicalCrafterTileEntity getCrafter(IEnviromentBlockReader reader, BlockPos pos) {
-		TileEntity te = reader.getTileEntity(pos);
-		if (!(te instanceof MechanicalCrafterTileEntity))
-			return null;
-		return (MechanicalCrafterTileEntity) te;
-	}
-
-	public static ConnectedInput getInput(IEnviromentBlockReader reader, BlockPos pos) {
-		MechanicalCrafterTileEntity crafter = getCrafter(reader, pos);
-		return crafter == null ? null : crafter.input;
-	}
-
 	private static void modifyAndUpdate(World world, BlockPos pos, Consumer<ConnectedInput> callback) {
 		TileEntity te = world.getTileEntity(pos);
 		if (!(te instanceof MechanicalCrafterTileEntity))
@@ -258,13 +245,13 @@ public class ConnectedInputHandler {
 		public IItemHandler getItemHandler(World world, BlockPos pos) {
 			if (!isController) {
 				BlockPos controllerPos = pos.add(data.get(0));
-				ConnectedInput input = getInput(world, controllerPos);
+				ConnectedInput input = CrafterHelper.getInput(world, controllerPos);
 				if (input == this || input == null || !input.isController)
 					return new ItemStackHandler();
 				return input.getItemHandler(world, controllerPos);
 			}
 
-			List<IItemHandlerModifiable> list = data.stream().map(l -> getCrafter(world, pos.add(l)))
+			List<IItemHandlerModifiable> list = data.stream().map(l -> CrafterHelper.getCrafter(world, pos.add(l)))
 					.filter(Predicates.notNull()).map(crafter -> crafter.inventory).collect(Collectors.toList());
 			return new CombinedInvWrapper(Arrays.copyOf(list.toArray(), list.size(), IItemHandlerModifiable[].class));
 		}

src/main/java/com/simibubi/create/modules/contraptions/components/crafter/CrafterHelper.java

@@ -0,0 +1,21 @@
+package com.simibubi.create.modules.contraptions.components.crafter;
+
+import net.minecraft.tileentity.TileEntity;
+import net.minecraft.util.math.BlockPos;
+import net.minecraft.world.IEnviromentBlockReader;
+
+public class CrafterHelper {
+
+	public static MechanicalCrafterTileEntity getCrafter(IEnviromentBlockReader reader, BlockPos pos) {
+		TileEntity te = reader.getTileEntity(pos);
+		if (!(te instanceof MechanicalCrafterTileEntity))
+			return null;
+		return (MechanicalCrafterTileEntity) te;
+	}
+
+	public static ConnectedInputHandler.ConnectedInput getInput(IEnviromentBlockReader reader, BlockPos pos) {
+		MechanicalCrafterTileEntity crafter = getCrafter(reader, pos);
+		return crafter == null ? null : crafter.input;
+	}
+
+}

src/main/java/com/simibubi/create/modules/contraptions/components/crafter/InputCTBehaviour.java

@@ -31,8 +31,8 @@ public class InputCTBehaviour extends ConnectedTextureBehaviour {
 		if (state.get(HORIZONTAL_FACING) != other.get(HORIZONTAL_FACING))
 			return false;
 
-		ConnectedInput input1 = ConnectedInputHandler.getInput(reader, pos);
+		ConnectedInput input1 = CrafterHelper.getInput(reader, pos);
-		ConnectedInput input2 = ConnectedInputHandler.getInput(reader, otherPos);
+		ConnectedInput input2 = CrafterHelper.getInput(reader, otherPos);
 
 		if (input1 == null || input2 == null)
 			return false;

src/main/java/com/simibubi/create/modules/contraptions/components/crafter/MechanicalCrafterBlock.java

@@ -1,6 +1,7 @@
 package com.simibubi.create.modules.contraptions.components.crafter;
 
 import com.simibubi.create.AllBlocks;
+import com.simibubi.create.AllItems;
 import com.simibubi.create.foundation.block.IWithTileEntity;
 import com.simibubi.create.foundation.block.connected.ConnectedTextureBehaviour;
 import com.simibubi.create.foundation.block.connected.IHaveConnectedTextures;
@@ -9,6 +10,7 @@ import com.simibubi.create.foundation.utility.Lang;
 import com.simibubi.create.foundation.utility.VecHelper;
 import com.simibubi.create.modules.contraptions.base.HorizontalKineticBlock;
 import com.simibubi.create.modules.contraptions.components.crafter.ConnectedInputHandler.ConnectedInput;
+import com.simibubi.create.modules.contraptions.components.crafter.MechanicalCrafterTileEntity.Phase;
 
 import net.minecraft.block.Block;
 import net.minecraft.block.BlockState;
@@ -90,14 +92,26 @@ public class MechanicalCrafterBlock extends HorizontalKineticBlock
 
 	@Override
 	public void onReplaced(BlockState state, World worldIn, BlockPos pos, BlockState newState, boolean isMoving) {
+		if (state.getBlock() == newState.getBlock()) {
+			if (getTargetDirection(state) != getTargetDirection(newState)) {
+				MechanicalCrafterTileEntity crafter = CrafterHelper.getCrafter(worldIn, pos);
+				if (crafter != null)
+					crafter.blockChanged();
+			}
+		}
+
 		if (state.hasTileEntity() && state.getBlock() != newState.getBlock()) {
+			MechanicalCrafterTileEntity crafter = CrafterHelper.getCrafter(worldIn, pos);
+			if (crafter != null)
+				crafter.ejectWholeGrid();
+
 			for (Direction direction : Direction.values()) {
 				if (direction.getAxis() == state.get(HORIZONTAL_FACING).getAxis())
 					continue;
 
 				BlockPos otherPos = pos.offset(direction);
-				ConnectedInput thisInput = ConnectedInputHandler.getInput(worldIn, pos);
+				ConnectedInput thisInput = CrafterHelper.getInput(worldIn, pos);
-				ConnectedInput otherInput = ConnectedInputHandler.getInput(worldIn, otherPos);
+				ConnectedInput otherInput = CrafterHelper.getInput(worldIn, otherPos);
 
 				if (thisInput == null || otherInput == null)
 					continue;
@@ -130,6 +144,7 @@ public class MechanicalCrafterBlock extends HorizontalKineticBlock
 	public ActionResultType onWrenched(BlockState state, ItemUseContext context) {
 		if (context.getFace() == state.get(HORIZONTAL_FACING)) {
 			context.getWorld().setBlockState(context.getPos(), state.cycle(POINTING));
+			withTileEntityDo(context.getWorld(), context.getPos(), TileEntity::markDirty);
 			return ActionResultType.SUCCESS;
 		}
 
@@ -148,6 +163,12 @@ public class MechanicalCrafterBlock extends HorizontalKineticBlock
 		MechanicalCrafterTileEntity crafter = (MechanicalCrafterTileEntity) te;
 
 		if (hit.getFace() == state.get(HORIZONTAL_FACING)) {
+
+			if (crafter.phase != Phase.IDLE && !AllItems.WRENCH.typeOf(heldItem)) {
+				crafter.ejectWholeGrid();
+				return true;
+			}
+
 			ItemStack inSlot = crafter.inventory.getStackInSlot(0);
 			if (inSlot.isEmpty())
 				return false;

src/main/java/com/simibubi/create/modules/contraptions/components/crafter/MechanicalCrafterTileEntity.java

@@ -1,12 +1,34 @@
 package com.simibubi.create.modules.contraptions.components.crafter;
 
+import static com.simibubi.create.modules.contraptions.base.HorizontalKineticBlock.HORIZONTAL_FACING;
+
+import java.util.LinkedList;
+import java.util.List;
+
+import org.apache.commons.lang3.tuple.Pair;
+
+import com.simibubi.create.AllBlocks;
 import com.simibubi.create.AllTileEntities;
+import com.simibubi.create.foundation.behaviour.base.TileEntityBehaviour;
+import com.simibubi.create.foundation.behaviour.inventory.InsertingBehaviour;
+import com.simibubi.create.foundation.behaviour.inventory.InventoryManagementBehaviour.Attachments;
+import com.simibubi.create.foundation.utility.VecHelper;
 import com.simibubi.create.modules.contraptions.base.KineticTileEntity;
 import com.simibubi.create.modules.contraptions.components.crafter.ConnectedInputHandler.ConnectedInput;
+import com.simibubi.create.modules.contraptions.components.crafter.MechanicalCrafterBlock.Pointing;
+import com.simibubi.create.modules.contraptions.components.crafter.RecipeGridHandler.GroupedItems;
+import com.simibubi.create.modules.contraptions.relays.belt.BeltTileEntity;
 
+import net.minecraft.entity.item.ItemEntity;
 import net.minecraft.item.ItemStack;
 import net.minecraft.nbt.CompoundNBT;
+import net.minecraft.particles.ItemParticleData;
+import net.minecraft.particles.ParticleTypes;
+import net.minecraft.tileentity.TileEntity;
 import net.minecraft.util.Direction;
+import net.minecraft.util.math.BlockPos;
+import net.minecraft.util.math.MathHelper;
+import net.minecraft.util.math.Vec3d;
 import net.minecraftforge.common.capabilities.Capability;
 import net.minecraftforge.common.util.LazyOptional;
 import net.minecraftforge.items.CapabilityItemHandler;
@@ -16,7 +38,7 @@ import net.minecraftforge.items.ItemStackHandler;
 public class MechanicalCrafterTileEntity extends KineticTileEntity {
 
 	enum Phase {
-		IDLE, ACCEPTING, ASSEMBLING, EXPORTING
+		IDLE, ACCEPTING, ASSEMBLING, EXPORTING, WAITING, CRAFTING, INSERTING;
 	}
 
 	protected ItemStackHandler inventory = new ItemStackHandler(1) {
@@ -30,19 +52,53 @@ public class MechanicalCrafterTileEntity extends KineticTileEntity {
 			return ItemStack.EMPTY;
 		};
 
+		public ItemStack insertItem(int slot, ItemStack stack, boolean simulate) {
+			if (phase != Phase.IDLE)
+				return stack;
+			return super.insertItem(slot, stack, simulate);
+		};
+
 		protected void onContentsChanged(int slot) {
+			if (!getStackInSlot(slot).isEmpty() && phase == Phase.IDLE)
+				checkCompletedRecipe();
 			markDirty();
 			sendData();
 		};
 
 	};
 
+	protected GroupedItems groupedItems = new GroupedItems();
 	protected ConnectedInput input = new ConnectedInput();
 	protected LazyOptional<IItemHandler> invSupplier = LazyOptional.of(() -> input.getItemHandler(world, pos));
 	protected boolean reRender;
+	protected Phase phase;
+	protected int countDown;
+
+	protected GroupedItems groupedItemsBeforeCraft; // for rendering on client
+	private InsertingBehaviour inserting;
 
 	public MechanicalCrafterTileEntity() {
 		super(AllTileEntities.MECHANICAL_CRAFTER.type);
+		setLazyTickRate(20);
+		phase = Phase.IDLE;
+		groupedItemsBeforeCraft = new GroupedItems();
+	}
+
+	@Override
+	public void addBehaviours(List<TileEntityBehaviour> behaviours) {
+		super.addBehaviours(behaviours);
+		inserting = new InsertingBehaviour(this, Attachments.toward(this::getTargetFacing));
+		behaviours.add(inserting);
+	}
+
+	public void blockChanged() {
+		removeBehaviour(InsertingBehaviour.TYPE);
+		inserting = new InsertingBehaviour(this, Attachments.toward(this::getTargetFacing));
+		putBehaviour(inserting);
+	}
+
+	public Direction getTargetFacing() {
+		return MechanicalCrafterBlock.getTargetDirection(world.getBlockState(pos));
 	}
 
 	@Override
@@ -53,9 +109,18 @@ public class MechanicalCrafterTileEntity extends KineticTileEntity {
 	@Override
 	public CompoundNBT write(CompoundNBT compound) {
 		compound.put("Inventory", inventory.serializeNBT());
+
 		CompoundNBT inputNBT = new CompoundNBT();
 		input.write(inputNBT);
 		compound.put("ConnectedInput", inputNBT);
+
+		CompoundNBT groupedItemsNBT = new CompoundNBT();
+		groupedItems.write(groupedItemsNBT);
+		compound.put("GroupedItems", groupedItemsNBT);
+
+		compound.putString("Phase", phase.name());
+		compound.putInt("CountDown", countDown);
+
 		return super.write(compound);
 	}
 
@@ -72,13 +137,35 @@ public class MechanicalCrafterTileEntity extends KineticTileEntity {
 	public void readClientUpdate(CompoundNBT tag) {
 		if (tag.contains("Redraw"))
 			world.notifyBlockUpdate(getPos(), getBlockState(), getBlockState(), 16);
+
+		Phase phaseBefore = phase;
+		GroupedItems before = this.groupedItems;
+
 		super.readClientUpdate(tag);
+
+		if (phaseBefore != phase && phase == Phase.CRAFTING)
+			groupedItemsBeforeCraft = before;
+		if (phaseBefore == Phase.EXPORTING && phase == Phase.WAITING) {
+			Direction facing = getBlockState().get(MechanicalCrafterBlock.HORIZONTAL_FACING);
+			Vec3d vec = new Vec3d(facing.getDirectionVec()).scale(.75).add(VecHelper.getCenterOf(pos));
+			Direction targetDirection = MechanicalCrafterBlock.getTargetDirection(getBlockState());
+			vec = vec.add(new Vec3d(targetDirection.getDirectionVec()).scale(1));
+			world.addParticle(ParticleTypes.CRIT, vec.x, vec.y, vec.z, 0, 0, 0);
+		}
+
 	}
 
 	@Override
 	public void read(CompoundNBT compound) {
 		inventory.deserializeNBT(compound.getCompound("Inventory"));
 		input.read(compound.getCompound("ConnectedInput"));
+		groupedItems = GroupedItems.read(compound.getCompound("GroupedItems"));
+		phase = Phase.IDLE;
+		String name = compound.getString("Phase");
+		for (Phase phase : Phase.values())
+			if (phase.name().equals(name))
+				this.phase = phase;
+		countDown = compound.getInt("CountDown");
 		super.read(compound);
 	}
 
@@ -88,10 +175,244 @@ public class MechanicalCrafterTileEntity extends KineticTileEntity {
 		super.remove();
 	}
 
+	public int getCountDownSpeed() {
+		if (getSpeed() == 0)
+			return 0;
+		return MathHelper.clamp((int) Math.abs(getSpeed() / 2), 1, 250);
+	}
+
+	@Override
+	public void tick() {
+		super.tick();
+
+		if (phase == Phase.ACCEPTING)
+			return;
+
+		if (phase == Phase.ASSEMBLING) {
+			countDown -= getCountDownSpeed();
+			if (countDown < 0) {
+				countDown = 0;
+				if (world.isRemote)
+					return;
+				if (RecipeGridHandler.getTargetingCrafter(this) != null) {
+					phase = Phase.EXPORTING;
+					countDown = 1000;
+					sendData();
+					return;
+				}
+				ItemStack result = RecipeGridHandler.tryToApplyRecipe(world, groupedItems);
+				if (result != null) {
+					groupedItems = new GroupedItems(result);
+					phase = Phase.CRAFTING;
+					countDown = 2000;
+					sendData();
+					return;
+				}
+				ejectWholeGrid();
+				return;
+			}
+		}
+
+		if (phase == Phase.EXPORTING) {
+			countDown -= getCountDownSpeed();
+
+			if (countDown < 0) {
+				countDown = 0;
+				if (world.isRemote)
+					return;
+
+				MechanicalCrafterTileEntity targetingCrafter = RecipeGridHandler.getTargetingCrafter(this);
+				if (targetingCrafter == null) {
+					ejectWholeGrid();
+					return;
+				}
+
+				Pointing pointing = getBlockState().get(MechanicalCrafterBlock.POINTING);
+				groupedItems.mergeOnto(targetingCrafter.groupedItems, pointing);
+				groupedItems = new GroupedItems();
+				phase = Phase.WAITING;
+				countDown = 0;
+				sendData();
+				targetingCrafter.continueIfAllPrecedingFinished();
+				targetingCrafter.sendData();
+				return;
+			}
+		}
+
+		if (phase == Phase.CRAFTING) {
+
+			if (world.isRemote) {
+				Direction facing = getBlockState().get(MechanicalCrafterBlock.HORIZONTAL_FACING);
+				float progress = countDown / 2000f;
+				Vec3d facingVec = new Vec3d(facing.getDirectionVec());
+				Vec3d vec = facingVec.scale(.65).add(VecHelper.getCenterOf(pos));
+				Vec3d offset = VecHelper.offsetRandomly(Vec3d.ZERO, world.rand, .125f)
+						.mul(VecHelper.planeByNormal(facingVec)).normalize().scale(progress * .5f).add(vec);
+				if (progress > .5f)
+					world.addParticle(ParticleTypes.CRIT, offset.x, offset.y, offset.z, 0, 0, 0);
+
+				if (!groupedItemsBeforeCraft.grid.isEmpty() && progress < .5f) {
+					if (groupedItems.grid.containsKey(Pair.of(0, 0))) {
+						ItemStack stack = groupedItems.grid.get(Pair.of(0, 0));
+						groupedItemsBeforeCraft = new GroupedItems();
+
+						for (int i = 0; i < 10; i++) {
+							Vec3d randVec = VecHelper.offsetRandomly(Vec3d.ZERO, world.rand, .125f)
+									.mul(VecHelper.planeByNormal(facingVec)).normalize().scale(.25f);
+							Vec3d offset2 = randVec.add(vec);
+							randVec = randVec.scale(.35f);
+							world.addParticle(new ItemParticleData(ParticleTypes.ITEM, stack), offset2.x, offset2.y,
+									offset2.z, randVec.x, randVec.y, randVec.z);
+						}
+					}
+				}
+			}
+
+			countDown -= getCountDownSpeed();
+			if (countDown < 0) {
+				countDown = 0;
+				if (world.isRemote)
+					return;
+				tryInsert();
+				return;
+			}
+		}
+
+		if (phase == Phase.INSERTING) {
+			if (!world.isRemote && isTargetingBelt())
+				tryInsert();
+			return;
+		}
+
+	}
+
+	protected boolean isTargetingBelt() {
+		BlockPos targetPos = pos.offset(getTargetFacing());
+		if (!AllBlocks.BELT.typeOf(world.getBlockState(targetPos)))
+			return false;
+		TileEntity te = world.getTileEntity(targetPos);
+		if (te == null || !(te instanceof BeltTileEntity))
+			return false;
+		return ((KineticTileEntity) te).getSpeed() != 0;
+	}
+
+	public void tryInsert() {
+		if (inserting.getInventory() == null && !isTargetingBelt()) {
+			ejectWholeGrid();
+			return;
+		}
+
+		boolean chagedPhase = phase != Phase.INSERTING;
+		final List<Pair<Integer, Integer>> inserted = new LinkedList<>();
+
+		groupedItems.grid.forEach((pair, stack) -> {
+			if (isTargetingBelt()) {
+				Direction facing = getTargetFacing();
+				BlockPos targetPos = pos.offset(facing);
+				BeltTileEntity te = (BeltTileEntity) world.getTileEntity(targetPos);
+				if (te.tryInsertingFromSide(facing, stack, false))
+					inserted.add(pair);
+				return;
+			}
+
+			ItemStack remainder = inserting.insert(stack.copy(), false);
+			if (!remainder.isEmpty())
+				stack.setCount(remainder.getCount());
+			else
+				inserted.add(pair);
+		});
+
+		inserted.forEach(groupedItems.grid::remove);
+		if (groupedItems.grid.isEmpty())
+			ejectWholeGrid();
+		else
+			phase = Phase.INSERTING;
+		if (!inserted.isEmpty() || chagedPhase)
+			sendData();
+	}
+
+	public void ejectWholeGrid() {
+		List<MechanicalCrafterTileEntity> chain = RecipeGridHandler.getAllCraftersOfChain(this);
+		if (chain == null)
+			return;
+		chain.forEach(MechanicalCrafterTileEntity::eject);
+	}
+
+	public void eject() {
+		Vec3d ejectPos = VecHelper.getCenterOf(pos)
+				.add(new Vec3d(getBlockState().get(HORIZONTAL_FACING).getDirectionVec()).scale(.75f));
+		groupedItems.grid.forEach((pair, stack) -> dropItem(ejectPos, stack));
+		if (!inventory.getStackInSlot(0).isEmpty())
+			dropItem(ejectPos, inventory.getStackInSlot(0));
+		phase = Phase.IDLE;
+		groupedItems = new GroupedItems();
+		inventory.setStackInSlot(0, ItemStack.EMPTY);
+		sendData();
+	}
+
+	public void dropItem(Vec3d ejectPos, ItemStack stack) {
+		ItemEntity itemEntity = new ItemEntity(world, ejectPos.x, ejectPos.y, ejectPos.z, stack);
+		itemEntity.setDefaultPickupDelay();
+		world.addEntity(itemEntity);
+	}
+
+	@Override
+	public void lazyTick() {
+		super.lazyTick();
+		if (world.isRemote)
+			return;
+		if (phase == Phase.IDLE && craftingItemPresent())
+			checkCompletedRecipe();
+		if (phase == Phase.INSERTING)
+			tryInsert();
+	}
+
+	public boolean craftingItemPresent() {
+		return !inventory.getStackInSlot(0).isEmpty();
+	}
+
+	protected void checkCompletedRecipe() {
+		if (getSpeed() == 0)
+			return;
+		if (world.isRemote)
+			return;
+		List<MechanicalCrafterTileEntity> chain = RecipeGridHandler.getAllCraftersOfChainIf(this,
+				MechanicalCrafterTileEntity::craftingItemPresent);
+		if (chain == null)
+			return;
+		chain.forEach(MechanicalCrafterTileEntity::begin);
+	}
+
+	protected void begin() {
+		phase = Phase.ACCEPTING;
+		groupedItems = new GroupedItems(inventory.getStackInSlot(0));
+		inventory.setStackInSlot(0, ItemStack.EMPTY);
+		if (RecipeGridHandler.getPrecedingCrafters(this).isEmpty()) {
+			phase = Phase.ASSEMBLING;
+			countDown = 500;
+		}
+		sendData();
+	}
+
+	protected void continueIfAllPrecedingFinished() {
+		List<MechanicalCrafterTileEntity> preceding = RecipeGridHandler.getPrecedingCrafters(this);
+		if (preceding == null) {
+			ejectWholeGrid();
+			return;
+		}
+
+		for (MechanicalCrafterTileEntity mechanicalCrafterTileEntity : preceding)
+			if (mechanicalCrafterTileEntity.phase != Phase.WAITING)
+				return;
+
+		phase = Phase.ASSEMBLING;
+		countDown = Math.max(100, getCountDownSpeed() + 1);
+	}
+
 	@Override
 	public <T> LazyOptional<T> getCapability(Capability<T> cap, Direction side) {
 		if (cap == CapabilityItemHandler.ITEM_HANDLER_CAPABILITY) {
-			if (getBlockState().get(MechanicalCrafterBlock.HORIZONTAL_FACING) == side)
+			if (getBlockState().get(HORIZONTAL_FACING) == side)
 				return LazyOptional.empty();
 			return invSupplier.cast();
 		}

src/main/java/com/simibubi/create/modules/contraptions/components/crafter/MechanicalCrafterTileEntityRenderer.java

@@ -3,10 +3,15 @@ package com.simibubi.create.modules.contraptions.components.crafter;
 import com.mojang.blaze3d.platform.GlStateManager;
 import com.simibubi.create.AllBlocks;
 import com.simibubi.create.CreateClient;
+import com.simibubi.create.foundation.block.render.SpriteShiftEntry;
+import com.simibubi.create.foundation.block.render.SpriteShifter;
 import com.simibubi.create.foundation.utility.AngleHelper;
+import com.simibubi.create.foundation.utility.AnimationTickHolder;
 import com.simibubi.create.foundation.utility.SuperByteBuffer;
 import com.simibubi.create.foundation.utility.TessellatorHelper;
 import com.simibubi.create.modules.contraptions.base.KineticTileEntityRenderer;
+import com.simibubi.create.modules.contraptions.components.crafter.MechanicalCrafterTileEntity.Phase;
+import com.simibubi.create.modules.contraptions.components.crafter.RecipeGridHandler.GroupedItems;
 
 import net.minecraft.block.BlockState;
 import net.minecraft.client.Minecraft;
@@ -21,11 +26,15 @@ import net.minecraft.state.properties.BlockStateProperties;
 import net.minecraft.util.Direction;
 import net.minecraft.util.Direction.Axis;
 import net.minecraft.util.math.BlockPos;
+import net.minecraft.util.math.MathHelper;
 import net.minecraft.util.math.Vec3d;
 
 @SuppressWarnings("deprecation")
 public class MechanicalCrafterTileEntityRenderer extends TileEntityRenderer<MechanicalCrafterTileEntity> {
 
+	public static SpriteShiftEntry animatedTexture = SpriteShifter.get("block/crafter_thingies",
+			"block/crafter_thingies");
+
 	@Override
 	public void render(MechanicalCrafterTileEntity te, double x, double y, double z, float partialTicks,
 			int destroyStage) {
@@ -36,11 +45,19 @@ public class MechanicalCrafterTileEntityRenderer extends TileEntityRenderer<Mech
 		GlStateManager.pushMatrix();
 		Direction facing = te.getBlockState().get(MechanicalCrafterBlock.HORIZONTAL_FACING);
 		Vec3d vec = new Vec3d(facing.getDirectionVec()).scale(.58).add(.5, .5, .5);
+
+		if (te.phase == Phase.EXPORTING) {
+			Direction targetDirection = MechanicalCrafterBlock.getTargetDirection(te.getBlockState());
+			float progress = MathHelper.clamp((1000 - te.countDown + te.getCountDownSpeed() * partialTicks) / 1000f, 0,
+					1);
+			vec = vec.add(new Vec3d(targetDirection.getDirectionVec()).scale(progress * .75f));
+		}
+
 		GlStateManager.translated(x + vec.x, y + vec.y, z + vec.z);
 		GlStateManager.scalef(1 / 2f, 1 / 2f, 1 / 2f);
 		float yRot = AngleHelper.horizontalAngle(facing);
 		GlStateManager.rotated(yRot, 0, 1, 0);
-		renderItems(te);
+		renderItems(te, partialTicks);
 		GlStateManager.popMatrix();
 
 		TessellatorHelper.prepareFastRender();
@@ -49,12 +66,72 @@ public class MechanicalCrafterTileEntityRenderer extends TileEntityRenderer<Mech
 		TessellatorHelper.draw();
 	}
 
-	public void renderItems(MechanicalCrafterTileEntity te) {
+	public void renderItems(MechanicalCrafterTileEntity te, float partialTicks) {
 		RenderHelper.enableStandardItemLighting();
 
+		if (te.phase == Phase.IDLE) {
 			ItemStack stack = te.inventory.getStackInSlot(0);
-		if (!stack.isEmpty())
+			if (!stack.isEmpty()) {
+				GlStateManager.pushMatrix();
+				GlStateManager.translatef(0, 0, -1 / 256f);
 				Minecraft.getInstance().getItemRenderer().renderItem(stack, TransformType.FIXED);
+				GlStateManager.popMatrix();
+			}
+		} else {
+			// render grouped items
+			GroupedItems items = te.groupedItems;
+			float distance = .5f;
+
+			GlStateManager.pushMatrix();
+
+			if (te.phase == Phase.CRAFTING) {
+				items = te.groupedItemsBeforeCraft;
+				items.calcStats();
+				float progress = MathHelper.clamp((2000 - te.countDown + te.getCountDownSpeed() * partialTicks) / 1000f,
+						0, 1);
+				float earlyProgress = MathHelper.clamp(progress * 2, 0, 1);
+				float lateProgress = MathHelper.clamp(progress * 2 - 1, 0, 1);
+
+//				GlStateManager.rotated(lateProgress * 360, 0, 0, 1);
+				GlStateManager.scaled(1 - lateProgress, 1 - lateProgress, 1 - lateProgress);
+
+				Vec3d centering = new Vec3d(-items.minX + (-items.width + 1) / 2f,
+						-items.minY + (-items.height + 1) / 2f, 0).scale(earlyProgress);
+				GlStateManager.translated(centering.x * .5f, centering.y * .5f, 0);
+
+				distance += (-4 * (progress - .5f) * (progress - .5f) + 1) * .25f;
+			}
+
+			final float spacing = distance;
+			items.grid.forEach((pair, stack) -> {
+				GlStateManager.pushMatrix();
+				GlStateManager.translatef(pair.getKey() * spacing, pair.getValue() * spacing, 0);
+				TessellatorHelper.fightZFighting(pair.hashCode() + te.getPos().hashCode());
+				Minecraft.getInstance().getItemRenderer().renderItem(stack, TransformType.FIXED);
+				GlStateManager.popMatrix();
+			});
+
+			GlStateManager.popMatrix();
+
+			if (te.phase == Phase.CRAFTING) {
+				items = te.groupedItems;
+				float progress = MathHelper.clamp((1000 - te.countDown + te.getCountDownSpeed() * partialTicks) / 1000f,
+						0, 1);
+				float earlyProgress = MathHelper.clamp(progress * 2, 0, 1);
+				float lateProgress = MathHelper.clamp(progress * 2 - 1, 0, 1);
+
+				GlStateManager.rotated(earlyProgress * 2 * 360, 0, 0, 1);
+				float upScaling = earlyProgress * 1.125f;
+				float downScaling = 1 + (1 - lateProgress) * .125f;
+				GlStateManager.scaled(upScaling, upScaling, upScaling);
+				GlStateManager.scaled(downScaling, downScaling, downScaling);
+
+				items.grid.forEach((pair, stack) -> {
+					Minecraft.getInstance().getItemRenderer().renderItem(stack, TransformType.FIXED);
+				});
+			}
+
+		}
 
 		RenderHelper.disableStandardItemLighting();
 	}
@@ -70,13 +147,24 @@ public class MechanicalCrafterTileEntityRenderer extends TileEntityRenderer<Mech
 		Direction targetDirection = MechanicalCrafterBlock.getTargetDirection(blockState);
 		BlockPos pos = te.getPos();
 
-//		SuperByteBuffer lidBuffer = renderAndTransform(AllBlocks.MECHANICAL_CRAFTER_LID, blockState, pos);
+		if (te.phase != Phase.IDLE && te.phase != Phase.CRAFTING && te.phase != Phase.INSERTING) {
-//		lidBuffer.translate(x, y, z).renderInto(buffer);
+			SuperByteBuffer lidBuffer = renderAndTransform(AllBlocks.MECHANICAL_CRAFTER_LID, blockState, pos);
+			lidBuffer.translate(x, y, z).renderInto(buffer);
+		}
 
 		if (MechanicalCrafterBlock.isValidTarget(getWorld(), pos.offset(targetDirection), blockState)) {
 			SuperByteBuffer beltBuffer = renderAndTransform(AllBlocks.MECHANICAL_CRAFTER_BELT, blockState, pos);
 			SuperByteBuffer beltFrameBuffer = renderAndTransform(AllBlocks.MECHANICAL_CRAFTER_BELT_FRAME, blockState,
 					pos);
+
+			if (te.phase == Phase.EXPORTING) {
+				int textureIndex = (int) ((te.getCountDownSpeed() / 128f * AnimationTickHolder.ticks));
+				beltBuffer.shiftUVtoSheet(animatedTexture.getOriginal(), animatedTexture.getTarget(),
+						(textureIndex % 4) * 4, 0);
+			} else {
+				beltBuffer.shiftUVtoSheet(animatedTexture.getOriginal(), animatedTexture.getTarget(), 0, 0);
+			}
+
 			beltBuffer.translate(x, y, z).renderInto(buffer);
 			beltFrameBuffer.translate(x, y, z).renderInto(buffer);
 

src/main/java/com/simibubi/create/modules/contraptions/components/crafter/RecipeGridHandler.java

@@ -0,0 +1,214 @@
+package com.simibubi.create.modules.contraptions.components.crafter;
+
+import static com.simibubi.create.modules.contraptions.base.HorizontalKineticBlock.HORIZONTAL_FACING;
+
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.HashSet;
+import java.util.List;
+import java.util.Map;
+import java.util.Set;
+import java.util.function.Predicate;
+
+import org.apache.commons.lang3.tuple.Pair;
+
+import com.google.common.base.Predicates;
+import com.simibubi.create.AllBlocks;
+import com.simibubi.create.modules.contraptions.components.crafter.MechanicalCrafterBlock.Pointing;
+
+import net.minecraft.block.BlockState;
+import net.minecraft.entity.player.PlayerEntity;
+import net.minecraft.inventory.CraftingInventory;
+import net.minecraft.inventory.container.Container;
+import net.minecraft.item.ItemStack;
+import net.minecraft.item.crafting.IRecipeType;
+import net.minecraft.nbt.CompoundNBT;
+import net.minecraft.nbt.ListNBT;
+import net.minecraft.util.Direction;
+import net.minecraft.util.math.BlockPos;
+import net.minecraft.world.World;
+import net.minecraftforge.common.util.Constants.NBT;
+
+public class RecipeGridHandler {
+
+	public static List<MechanicalCrafterTileEntity> getAllCraftersOfChain(MechanicalCrafterTileEntity root) {
+		return getAllCraftersOfChainIf(root, Predicates.alwaysTrue());
+	}
+
+	public static List<MechanicalCrafterTileEntity> getAllCraftersOfChainIf(MechanicalCrafterTileEntity root,
+			Predicate<MechanicalCrafterTileEntity> test) {
+		List<MechanicalCrafterTileEntity> crafters = new ArrayList<>();
+		List<Pair<MechanicalCrafterTileEntity, MechanicalCrafterTileEntity>> frontier = new ArrayList<>();
+		Set<MechanicalCrafterTileEntity> visited = new HashSet<>();
+		frontier.add(Pair.of(root, null));
+
+		while (!frontier.isEmpty()) {
+			Pair<MechanicalCrafterTileEntity, MechanicalCrafterTileEntity> pair = frontier.remove(0);
+			MechanicalCrafterTileEntity current = pair.getKey();
+			MechanicalCrafterTileEntity last = pair.getValue();
+
+			if (visited.contains(current) || !test.test(current))
+				return null;
+			crafters.add(current);
+			visited.add(current);
+
+			MechanicalCrafterTileEntity target = getTargetingCrafter(current);
+			if (target != last && target != null)
+				frontier.add(Pair.of(target, current));
+			for (MechanicalCrafterTileEntity preceding : getPrecedingCrafters(current))
+				if (preceding != last)
+					frontier.add(Pair.of(preceding, current));
+		}
+
+		return crafters;
+	}
+
+	public static MechanicalCrafterTileEntity getTargetingCrafter(MechanicalCrafterTileEntity crafter) {
+		BlockState state = crafter.getBlockState();
+		if (!AllBlocks.MECHANICAL_CRAFTER.typeOf(state))
+			return null;
+
+		BlockPos targetPos = crafter.getPos().offset(MechanicalCrafterBlock.getTargetDirection(state));
+		MechanicalCrafterTileEntity targetTE = CrafterHelper.getCrafter(crafter.getWorld(), targetPos);
+		if (targetTE == null)
+			return null;
+
+		BlockState targetState = targetTE.getBlockState();
+		if (!AllBlocks.MECHANICAL_CRAFTER.typeOf(targetState))
+			return null;
+		if (state.get(HORIZONTAL_FACING) != targetState.get(HORIZONTAL_FACING))
+			return null;
+		return targetTE;
+	}
+
+	public static List<MechanicalCrafterTileEntity> getPrecedingCrafters(MechanicalCrafterTileEntity crafter) {
+		BlockPos pos = crafter.getPos();
+		World world = crafter.getWorld();
+		List<MechanicalCrafterTileEntity> crafters = new ArrayList<>();
+		BlockState blockState = crafter.getBlockState();
+		if (!AllBlocks.MECHANICAL_CRAFTER.typeOf(blockState))
+			return crafters;
+
+		Direction blockFacing = blockState.get(HORIZONTAL_FACING);
+		Direction blockPointing = MechanicalCrafterBlock.getTargetDirection(blockState);
+		for (Direction facing : Direction.values()) {
+			if (blockFacing.getAxis() == facing.getAxis())
+				continue;
+			if (blockPointing == facing)
+				continue;
+
+			BlockPos neighbourPos = pos.offset(facing);
+			BlockState neighbourState = world.getBlockState(neighbourPos);
+			if (!AllBlocks.MECHANICAL_CRAFTER.typeOf(neighbourState))
+				continue;
+			if (MechanicalCrafterBlock.getTargetDirection(neighbourState) != facing.getOpposite())
+				continue;
+			if (blockFacing != neighbourState.get(HORIZONTAL_FACING))
+				continue;
+			MechanicalCrafterTileEntity te = CrafterHelper.getCrafter(world, neighbourPos);
+			if (te == null)
+				continue;
+
+			crafters.add(te);
+		}
+
+		return crafters;
+	}
+
+	public static ItemStack tryToApplyRecipe(World world, GroupedItems items) {
+		CraftingInventory craftinginventory = getCraftingInventory(items);
+		ItemStack result = world.getRecipeManager().getRecipe(IRecipeType.CRAFTING, craftinginventory, world)
+				.map(r -> r.getCraftingResult(craftinginventory)).orElse(null);
+		return result;
+	}
+
+	private static CraftingInventory getCraftingInventory(GroupedItems items) {
+		items.calcStats();
+		CraftingInventory craftinginventory = new CraftingInventory(new Container(null, -1) {
+			public boolean canInteractWith(PlayerEntity playerIn) {
+				return false;
+			}
+		}, items.width, items.height);
+
+		for (int y = 0; y < items.height; y++) {
+			for (int x = 0; x < items.width; x++) {
+				ItemStack stack = items.grid.get(Pair.of(x + items.minX, y + items.minY));
+				craftinginventory.setInventorySlotContents(x + (items.height - y - 1) * items.width,
+						stack == null ? ItemStack.EMPTY : stack.copy());
+			}
+		}
+
+		return craftinginventory;
+	}
+
+	public static class GroupedItems {
+		Map<Pair<Integer, Integer>, ItemStack> grid = new HashMap<>();
+		int minX, minY, maxX, maxY, width, height;
+		boolean statsReady;
+
+		public GroupedItems() {
+		}
+
+		public GroupedItems(ItemStack stack) {
+			grid.put(Pair.of(0, 0), stack);
+		}
+
+		public void mergeOnto(GroupedItems other, Pointing pointing) {
+			int xOffset = pointing == Pointing.LEFT ? 1 : pointing == Pointing.RIGHT ? -1 : 0;
+			int yOffset = pointing == Pointing.DOWN ? 1 : pointing == Pointing.UP ? -1 : 0;
+			grid.forEach((pair, stack) -> other.grid.put(Pair.of(pair.getKey() + xOffset, pair.getValue() + yOffset),
+					stack));
+			other.statsReady = false;
+		}
+
+		public void write(CompoundNBT nbt) {
+			ListNBT gridNBT = new ListNBT();
+			grid.forEach((pair, stack) -> {
+				CompoundNBT entry = new CompoundNBT();
+				entry.putInt("x", pair.getKey());
+				entry.putInt("y", pair.getValue());
+				entry.put("item", stack.serializeNBT());
+				gridNBT.add(entry);
+			});
+			nbt.put("Grid", gridNBT);
+		}
+
+		public static GroupedItems read(CompoundNBT nbt) {
+			GroupedItems items = new GroupedItems();
+			ListNBT gridNBT = nbt.getList("Grid", NBT.TAG_COMPOUND);
+			gridNBT.forEach(inbt -> {
+				CompoundNBT entry = (CompoundNBT) inbt;
+				int x = entry.getInt("x");
+				int y = entry.getInt("y");
+				ItemStack stack = ItemStack.read(entry.getCompound("item"));
+				items.grid.put(Pair.of(x, y), stack);
+			});
+			return items;
+		}
+
+		public void calcStats() {
+			if (statsReady)
+				return;
+			statsReady = true;
+
+			minX = 0;
+			minY = 0;
+			maxX = 0;
+			maxY = 0;
+
+			for (Pair<Integer, Integer> pair : grid.keySet()) {
+				int x = pair.getKey();
+				int y = pair.getValue();
+				minX = Math.min(minX, x);
+				minY = Math.min(minY, y);
+				maxX = Math.max(maxX, x);
+				maxY = Math.max(maxY, y);
+			}
+
+			width = maxX - minX + 1;
+			height = maxY - minY + 1;
+		}
+
+	}
+
+}