Portable Storage Interface remaster

- Implemented new PSI models by Kryppers
- PSIs are now used in pairs like contacts
- PSIs now act as an inventory proxy of the attached contraption
- Comparators can detect when two PSIs are interfacing
- Contraptions will continue moving after a second of inactivity

src/main/java/com/simibubi/create/content/contraptions/components/actors/PortableStorageInterfaceBlock.java

@@ -4,6 +4,7 @@ import javax.annotation.ParametersAreNonnullByDefault;
 
 import com.simibubi.create.AllShapes;
 import com.simibubi.create.AllTileEntities;
+import com.simibubi.create.foundation.block.ITE;
 import com.simibubi.create.foundation.block.ProperDirectionalBlock;
 
 import mcp.MethodsReturnNonnullByDefault;
@@ -14,20 +15,22 @@ import net.minecraft.util.math.BlockPos;
 import net.minecraft.util.math.shapes.ISelectionContext;
 import net.minecraft.util.math.shapes.VoxelShape;
 import net.minecraft.world.IBlockReader;
+import net.minecraft.world.World;
 
 @ParametersAreNonnullByDefault
 @MethodsReturnNonnullByDefault
-public class PortableStorageInterfaceBlock extends ProperDirectionalBlock {
+public class PortableStorageInterfaceBlock extends ProperDirectionalBlock
+	implements ITE<PortableStorageInterfaceTileEntity> {
 
 	public PortableStorageInterfaceBlock(Properties p_i48415_1_) {
 		super(p_i48415_1_);
 	}
-	
+
 	@Override
 	public boolean hasTileEntity(BlockState state) {
 		return true;
 	}
-	
+
 	@Override
 	public TileEntity createTileEntity(BlockState state, IBlockReader world) {
 		return AllTileEntities.PORTABLE_STORAGE_INTERFACE.create();
@@ -44,4 +47,23 @@ public class PortableStorageInterfaceBlock extends ProperDirectionalBlock {
 		return AllShapes.PORTABLE_STORAGE_INTERFACE.get(state.get(FACING));
 	}
 
+	@Override
+	public boolean hasComparatorInputOverride(BlockState state) {
+		return true;
+	}
+
+	@Override
+	public int getComparatorInputOverride(BlockState blockState, World worldIn, BlockPos pos) {
+		try {
+			return getTileEntity(worldIn, pos).isConnected() ? 15 : 0;
+		} catch (TileEntityException e) {
+		}
+		return 0;
+	}
+
+	@Override
+	public Class<PortableStorageInterfaceTileEntity> getTileEntityClass() {
+		return PortableStorageInterfaceTileEntity.class;
+	}
+
 }

src/main/java/com/simibubi/create/content/contraptions/components/actors/PortableStorageInterfaceMovement.java

@@ -1,133 +1,104 @@
 package com.simibubi.create.content.contraptions.components.actors;
 
-import java.util.function.Predicate;
+import java.util.Optional;
 
+import com.mojang.blaze3d.matrix.MatrixStack;
 import com.simibubi.create.AllBlocks;
 import com.simibubi.create.content.contraptions.components.structureMovement.MovementBehaviour;
 import com.simibubi.create.content.contraptions.components.structureMovement.MovementContext;
-import com.simibubi.create.foundation.config.AllConfigs;
-import com.simibubi.create.foundation.item.ItemHelper;
-import com.simibubi.create.foundation.tileEntity.TileEntityBehaviour;
-import com.simibubi.create.foundation.tileEntity.behaviour.filtering.FilteringBehaviour;
-import com.simibubi.create.foundation.tileEntity.behaviour.inventory.SingleTargetAutoExtractingBehaviour;
 import com.simibubi.create.foundation.utility.VecHelper;
 
 import net.minecraft.block.BlockState;
-import net.minecraft.item.ItemStack;
+import net.minecraft.client.renderer.IRenderTypeBuffer;
 import net.minecraft.nbt.NBTUtil;
 import net.minecraft.tileentity.TileEntity;
 import net.minecraft.util.Direction;
-import net.minecraft.util.Direction.Axis;
 import net.minecraft.util.math.BlockPos;
 import net.minecraft.util.math.Vec3d;
 import net.minecraft.world.World;
-import net.minecraftforge.items.IItemHandlerModifiable;
-import net.minecraftforge.items.ItemHandlerHelper;
+import net.minecraftforge.api.distmarker.Dist;
+import net.minecraftforge.api.distmarker.OnlyIn;
 
 public class PortableStorageInterfaceMovement extends MovementBehaviour {
 
-	private static final String _exporting_ = "Exporting";
-	private static final String _delay_ = "Delay";
-	private static final String _workingPos_ = "WorkingPos";
+	static final String _workingPos_ = "WorkingPos";
+	static final String _clientPrevPos_ = "ClientPrevPos";
 
 	@Override
 	public Vec3d getActiveAreaOffset(MovementContext context) {
 		return new Vec3d(context.state.get(PortableStorageInterfaceBlock.FACING)
-			.getDirectionVec()).scale(.85f);
+			.getDirectionVec()).scale(1.85f);
+	}
+
+	@Override
+	@OnlyIn(Dist.CLIENT)
+	public void renderInContraption(MovementContext context, MatrixStack ms, MatrixStack msLocal,
+		IRenderTypeBuffer buffer) {
+		PortableStorageInterfaceRenderer.renderInContraption(context, ms, msLocal, buffer);
 	}
 
 	@Override
 	public void visitNewPosition(MovementContext context, BlockPos pos) {
-		Direction currentFacing = getCurrentFacing(context);
-		PortableStorageInterfaceTileEntity psi =
-			getValidStationaryInterface(context.world, pos, currentFacing.getAxis());
+		context.data.remove(_workingPos_);
+		if (findInterface(context, pos))
+			context.stall = true;
+	}
+
+	protected boolean findInterface(MovementContext context, BlockPos pos) {
+		Optional<Direction> currentFacingIfValid = getCurrentFacingIfValid(context);
+		if (!currentFacingIfValid.isPresent())
+			return false;
+
+		Direction currentFacing = currentFacingIfValid.get();
+		PortableStorageInterfaceTileEntity psi = findStationaryInterface(context.world, pos, currentFacing);
 		if (psi == null)
-			return;
-		if (psi.isTransferring())
-			return;
-		context.data.put(_workingPos_, NBTUtil.writeBlockPos(pos));
-		context.stall = true;
+			return false;
+
+		if (psi.isTransferring() && !context.world.isRemote)
+			return false;
+		context.data.put(_workingPos_, NBTUtil.writeBlockPos(psi.getPos()));
+		if (!context.world.isRemote) {
+			Vec3d diff = VecHelper.getCenterOf(psi.getPos())
+				.subtract(context.position);
+			diff = VecHelper.project(diff, new Vec3d(currentFacing.getDirectionVec()));
+			float distance = (float) (diff.length() + 1.85f - 1);
+			psi.startTransferringTo(context.contraption, distance);
+		} else {
+			context.data.put(_clientPrevPos_, NBTUtil.writeBlockPos(pos));
+		}
+		return true;
 	}
 
 	@Override
 	public void tick(MovementContext context) {
-		if (!context.data.contains(_workingPos_))
+		if (context.world.isRemote) {
+			boolean stalled = context.contraption.stalled;
+			if (stalled && !context.data.contains(_workingPos_)) {
+				BlockPos pos = new BlockPos(context.position);
+				if (!context.data.contains(_clientPrevPos_)
+					|| !NBTUtil.readBlockPos(context.data.getCompound(_clientPrevPos_))
+						.equals(pos))
+					findInterface(context, pos);
+			}
+			if (!stalled)
+				reset(context);
 			return;
-		if (context.world.isRemote)
+		}
+
+		if (!context.data.contains(_workingPos_))
 			return;
 
 		BlockPos pos = NBTUtil.readBlockPos(context.data.getCompound(_workingPos_));
+		Optional<Direction> currentFacingIfValid = getCurrentFacingIfValid(context);
+		if (!currentFacingIfValid.isPresent())
+			return;
+
 		PortableStorageInterfaceTileEntity stationaryInterface =
-			getValidStationaryInterface(context.world, pos, getCurrentFacing(context).getAxis());
-		if (stationaryInterface == null) {
+			getStationaryInterfaceAt(context.world, pos, currentFacingIfValid.get());
+		if (stationaryInterface == null || !stationaryInterface.isTransferring()) {
 			reset(context);
 			return;
 		}
-
-		int nextExtract = context.data.getInt(_delay_);
-		if (nextExtract > 0) {
-			nextExtract--;
-			context.data.putInt(_delay_, nextExtract);
-			return;
-		}
-
-		boolean extract = context.data.getBoolean(_exporting_);
-		boolean success = false;
-		IItemHandlerModifiable inv = context.contraption.inventory;
-		SingleTargetAutoExtractingBehaviour extracting =
-			TileEntityBehaviour.get(stationaryInterface, SingleTargetAutoExtractingBehaviour.TYPE);
-		FilteringBehaviour filtering = TileEntityBehaviour.get(stationaryInterface, FilteringBehaviour.TYPE);
-
-		if (extract) {
-			// Export from Contraption
-			Predicate<ItemStack> test = extracting.getFilterTest();
-			int exactAmount = extracting.getAmountFromFilter();
-			ItemStack itemExtracted = ItemStack.EMPTY;
-			if (exactAmount != -1)
-				itemExtracted = ItemHelper.extract(inv, test, exactAmount, false);
-			else
-				itemExtracted = ItemHelper.extract(inv, test, stationaryInterface::amountToExtract, false);
-
-			if (!itemExtracted.isEmpty()) {
-				stationaryInterface.onExtract(itemExtracted);
-				success = exactAmount == -1;
-			}
-
-		} else {
-			// Import to Contraption
-			if (extracting != null) {
-				extracting.setSynchronized(false);
-				extracting.withAdditionalFilter(stack -> {
-					if (filtering.anyAmount())
-						return true;
-					return ItemHandlerHelper.insertItemStacked(inv, stack, true)
-						.isEmpty();
-				});
-
-				extracting.withAmountThreshold(stack -> {
-					ItemStack tester = stack.copy();
-					tester.setCount(tester.getMaxStackSize());
-					return stack.getCount() - ItemHandlerHelper.insertItemStacked(inv, stack, true)
-						.getCount();
-				});
-
-				extracting.setCallback(stack -> {
-					ItemHandlerHelper.insertItemStacked(inv, stack, false);
-				});
-
-				success = extracting.extract() && filtering.anyAmount();
-				extracting.setSynchronized(true);
-				stationaryInterface.applyFilteringCallbacks();
-				extracting.setCallback(stationaryInterface::onExtract);
-			}
-		}
-
-		if (!success) {
-			reset(context);
-			return;
-		}
-
-		context.data.putInt(_delay_, AllConfigs.SERVER.logistics.defaultExtractionTimer.get());
 	}
 
 	@Override
@@ -136,32 +107,42 @@ public class PortableStorageInterfaceMovement extends MovementBehaviour {
 	}
 
 	public void reset(MovementContext context) {
+		context.data.remove(_clientPrevPos_);
 		context.data.remove(_workingPos_);
-		context.data.remove(_delay_);
-		context.data.remove(_exporting_);
 		context.stall = false;
 	}
 
-	private PortableStorageInterfaceTileEntity getValidStationaryInterface(World world, BlockPos pos, Axis validAxis) {
+	private PortableStorageInterfaceTileEntity findStationaryInterface(World world, BlockPos pos, Direction facing) {
+		for (int i = 0; i < 2; i++) {
+			PortableStorageInterfaceTileEntity interfaceAt =
+				getStationaryInterfaceAt(world, pos.offset(facing, i), facing);
+			if (interfaceAt == null)
+				continue;
+			return interfaceAt;
+		}
+		return null;
+	}
+
+	private PortableStorageInterfaceTileEntity getStationaryInterfaceAt(World world, BlockPos pos, Direction facing) {
 		TileEntity te = world.getTileEntity(pos);
 		if (!(te instanceof PortableStorageInterfaceTileEntity))
 			return null;
 		BlockState blockState = world.getBlockState(pos);
 		if (!AllBlocks.PORTABLE_STORAGE_INTERFACE.has(blockState))
 			return null;
-		if (blockState.get(PortableStorageInterfaceBlock.FACING)
-			.getAxis() != validAxis)
-			return null;
-		if (world.isBlockPowered(pos))
+		if (blockState.get(PortableStorageInterfaceBlock.FACING) != facing.getOpposite())
 			return null;
 		return (PortableStorageInterfaceTileEntity) te;
 	}
 
-	private Direction getCurrentFacing(MovementContext context) {
+	private Optional<Direction> getCurrentFacingIfValid(MovementContext context) {
 		Vec3d directionVec = new Vec3d(context.state.get(PortableStorageInterfaceBlock.FACING)
 			.getDirectionVec());
 		directionVec = VecHelper.rotate(directionVec, context.rotation.x, context.rotation.y, context.rotation.z);
-		return Direction.getFacingFromVector(directionVec.x, directionVec.y, directionVec.z);
+		Direction facingFromVector = Direction.getFacingFromVector(directionVec.x, directionVec.y, directionVec.z);
+		if (directionVec.distanceTo(new Vec3d(facingFromVector.getDirectionVec())) > 1 / 8f)
+			return Optional.empty();
+		return Optional.of(facingFromVector);
 	}
 
 }

src/main/java/com/simibubi/create/content/contraptions/components/actors/PortableStorageInterfaceRenderer.java

@@ -1,20 +1,25 @@
 package com.simibubi.create.content.contraptions.components.actors;
 
+import java.util.function.Consumer;
+
 import com.mojang.blaze3d.matrix.MatrixStack;
 import com.mojang.blaze3d.vertex.IVertexBuilder;
 import com.simibubi.create.AllBlockPartials;
+import com.simibubi.create.content.contraptions.components.structureMovement.MovementContext;
 import com.simibubi.create.foundation.tileEntity.renderer.SafeTileEntityRenderer;
 import com.simibubi.create.foundation.utility.AngleHelper;
-import com.simibubi.create.foundation.utility.AnimationTickHolder;
 import com.simibubi.create.foundation.utility.MatrixStacker;
 import com.simibubi.create.foundation.utility.SuperByteBuffer;
 
 import net.minecraft.block.BlockState;
+import net.minecraft.client.Minecraft;
 import net.minecraft.client.renderer.IRenderTypeBuffer;
 import net.minecraft.client.renderer.RenderType;
 import net.minecraft.client.renderer.tileentity.TileEntityRendererDispatcher;
+import net.minecraft.nbt.NBTUtil;
+import net.minecraft.tileentity.TileEntity;
 import net.minecraft.util.Direction;
-import net.minecraft.util.math.MathHelper;
+import net.minecraft.util.math.BlockPos;
 
 public class PortableStorageInterfaceRenderer extends SafeTileEntityRenderer<PortableStorageInterfaceTileEntity> {
 
@@ -25,40 +30,83 @@ public class PortableStorageInterfaceRenderer extends SafeTileEntityRenderer<Por
 	@Override
 	protected void renderSafe(PortableStorageInterfaceTileEntity te, float partialTicks, MatrixStack ms,
 		IRenderTypeBuffer buffer, int light, int overlay) {
-
 		BlockState blockState = te.getBlockState();
-		SuperByteBuffer middle = AllBlockPartials.PORTABLE_STORAGE_INTERFACE_MIDDLE.renderOn(blockState);
-		SuperByteBuffer top = AllBlockPartials.PORTABLE_STORAGE_INTERFACE_TOP.renderOn(blockState);
+		float progress = te.getExtensionDistance(partialTicks);
 		IVertexBuilder vb = buffer.getBuffer(RenderType.getSolid());
+		render(blockState, progress, te.isConnected(), sbb -> sbb.renderInto(ms, vb), ms);
+	}
 
-		ms.push();
-
-		Direction facing = blockState.get(PortableStorageInterfaceBlock.FACING);
-		MatrixStacker.of(ms)
-			.centre()
-			.rotateY(AngleHelper.horizontalAngle(facing))
-			.rotateX(facing == Direction.UP ? 0 : facing == Direction.DOWN ? 180 : 90)
-			.unCentre();
-
-		float progress = (float) ((AnimationTickHolder.getRenderTick() * .25f) % (Math.PI * 2));
-		float bounce = (MathHelper.sin(progress) + 1) / 4f;
+	public static void renderInContraption(MovementContext context, MatrixStack ms, MatrixStack msLocal,
+		IRenderTypeBuffer buffer) {
+		BlockState blockState = context.state;
+		PortableStorageInterfaceTileEntity te = getTargetPSI(context);
+		IVertexBuilder vb = buffer.getBuffer(RenderType.getSolid());
+		float renderPartialTicks = Minecraft.getInstance()
+			.getRenderPartialTicks();
 		
-		if (bounce > 7/16f) {
-			middle = AllBlockPartials.PORTABLE_STORAGE_INTERFACE_MIDDLE_POWERED.renderOn(blockState);
+		float progress = 0;
+		boolean lit = false;
+		if (te != null) {
+			progress = te.getExtensionDistance(renderPartialTicks);
+			lit = te.isConnected();
 		}
 		
+		render(blockState, progress, lit, sbb -> sbb.light(msLocal.peek()
+			.getModel())
+			.renderInto(ms, vb), ms, msLocal);
+	}
 
-		ms.translate(0, bounce, 0);
-		
-		ms.push();
-		ms.translate(0, 6/16f, 0);
-		middle.renderInto(ms, vb);
-		ms.pop();
-		
-		ms.translate(0, bounce, 0);
-		top.renderInto(ms, vb);
+	protected static PortableStorageInterfaceTileEntity getTargetPSI(MovementContext context) {
+		String _workingPos_ = PortableStorageInterfaceMovement._workingPos_;
+		if (!context.contraption.stalled || !context.data.contains(_workingPos_))
+			return null;
 
-		ms.pop();
+		BlockPos pos = NBTUtil.readBlockPos(context.data.getCompound(_workingPos_));
+		TileEntity tileEntity = context.world.getTileEntity(pos);
+		if (!(tileEntity instanceof PortableStorageInterfaceTileEntity))
+			return null;
+
+		PortableStorageInterfaceTileEntity psi = (PortableStorageInterfaceTileEntity) tileEntity;
+		if (!psi.isTransferring())
+			return null;
+		return psi;
+	}
+
+	private static void render(BlockState blockState, float progress, boolean lit,
+		Consumer<SuperByteBuffer> drawCallback, MatrixStack... matrixStacks) {
+		for (MatrixStack ms : matrixStacks)
+			ms.push();
+
+		SuperByteBuffer middle = AllBlockPartials.PORTABLE_STORAGE_INTERFACE_MIDDLE.renderOn(blockState);
+		SuperByteBuffer top = AllBlockPartials.PORTABLE_STORAGE_INTERFACE_TOP.renderOn(blockState);
+		if (lit)
+			middle = AllBlockPartials.PORTABLE_STORAGE_INTERFACE_MIDDLE_POWERED.renderOn(blockState);
+
+		Direction facing = blockState.get(PortableStorageInterfaceBlock.FACING);
+		for (MatrixStack ms : matrixStacks)
+			MatrixStacker.of(ms)
+				.centre()
+				.rotateY(AngleHelper.horizontalAngle(facing))
+				.rotateX(facing == Direction.UP ? 0 : facing == Direction.DOWN ? 180 : 90)
+				.unCentre();
+
+		for (MatrixStack ms : matrixStacks) {
+			ms.translate(0, progress / 2f, 0);
+			ms.push();
+			ms.translate(0, 6 / 16f, 0);
+		}
+
+		drawCallback.accept(middle);
+
+		for (MatrixStack ms : matrixStacks) {
+			ms.pop();
+			ms.translate(0, progress / 2f, 0);
+		}
+
+		drawCallback.accept(top);
+
+		for (MatrixStack ms : matrixStacks)
+			ms.pop();
 	}
 
 }

src/main/java/com/simibubi/create/content/contraptions/components/actors/PortableStorageInterfaceTileEntity.java

@@ -3,54 +3,150 @@ package com.simibubi.create.content.contraptions.components.actors;
 import java.util.List;
 
 import com.simibubi.create.content.contraptions.components.structureMovement.Contraption;
+import com.simibubi.create.foundation.config.AllConfigs;
+import com.simibubi.create.foundation.item.ItemHandlerWrapper;
 import com.simibubi.create.foundation.tileEntity.SmartTileEntity;
-import com.simibubi.create.foundation.tileEntity.SyncedTileEntity;
 import com.simibubi.create.foundation.tileEntity.TileEntityBehaviour;
+import com.simibubi.create.foundation.utility.LerpedFloat;
 
+import net.minecraft.item.ItemStack;
+import net.minecraft.nbt.CompoundNBT;
 import net.minecraft.tileentity.TileEntityType;
 import net.minecraft.util.Direction;
+import net.minecraft.util.math.MathHelper;
 import net.minecraftforge.common.capabilities.Capability;
 import net.minecraftforge.common.util.LazyOptional;
 import net.minecraftforge.items.IItemHandlerModifiable;
-import net.minecraftforge.items.wrapper.CombinedInvWrapper;
 
 public class PortableStorageInterfaceTileEntity extends SmartTileEntity {
 
-	protected int transferTimeout;
+	protected int transferTimer;
+	protected float distance;
 	protected LazyOptional<IItemHandlerModifiable> capability;
+	protected LerpedFloat connectionAnimation;
 
 	public PortableStorageInterfaceTileEntity(TileEntityType<?> tileEntityTypeIn) {
 		super(tileEntityTypeIn);
-		transferTimeout = 0;
+		transferTimer = 0;
 		capability = LazyOptional.empty();
+		connectionAnimation = LerpedFloat.linear().startWithValue(0);
 	}
 
-	public void startTransferringTo(Contraption contraption) {
-		CombinedInvWrapper inventory = contraption.inventory;
+	public void startTransferringTo(Contraption contraption, float distance) {
 		capability.invalidate();
-		capability = LazyOptional.of(() -> inventory);
-
+		capability = LazyOptional.of(() -> new InterfaceItemHandler(contraption.inventory));
+		this.distance = distance;
+		startConnecting();
+		notifyUpdate();
 	}
 
 	@Override
 	public void tick() {
 		super.tick();
+		boolean wasConnected = isConnected();
+		
+		if (transferTimer > 0) {
+			transferTimer--;
+			if (transferTimer == 0)
+				capability.invalidate();
+		}
+		
+		boolean isConnected = isConnected();
+		if (wasConnected != isConnected && !world.isRemote)
+			markDirty();
+		
+		float progress = 0;
+		int timeUnit = getTransferTimeout() / 2;
+		if (isConnected)
+			progress = 1;
+		else if (transferTimer >= timeUnit * 3)
+			progress = MathHelper.lerp((transferTimer - timeUnit * 3) / (float) timeUnit, 1, 0);
+		else if (transferTimer < timeUnit)
+			progress = MathHelper.lerp(transferTimer / (float) timeUnit, 0, 1);
+		connectionAnimation.setValue(progress);
 	}
 	
+	@Override
+	protected void read(CompoundNBT compound, boolean clientPacket) {
+		super.read(compound, clientPacket);
+		transferTimer = compound.getInt("Timer");
+		distance = compound.getFloat("Distance");
+	}
+	
+	@Override
+	protected void write(CompoundNBT compound, boolean clientPacket) {
+		super.write(compound, clientPacket);
+		compound.putInt("Timer", transferTimer);
+		compound.putFloat("Distance", distance);
+	}
+
 	public boolean isTransferring() {
-		return transferTimeout != 0;
+		return transferTimer != 0;
+	}
+	
+	boolean isConnected() {
+		int timeUnit = getTransferTimeout() / 2;
+		return transferTimer >= timeUnit && transferTimer < timeUnit * 3;
+	}
+	
+	float getExtensionDistance(float partialTicks) {
+		return connectionAnimation.getValue(partialTicks) * distance / 2;
+	}
+	
+	float getConnectionDistance() {
+		return distance;
 	}
 
 	@Override
 	public <T> LazyOptional<T> getCapability(Capability<T> cap, Direction side) {
+		if (isItemHandlerCap(cap))
+			return capability.cast();
 		return super.getCapability(cap, side);
 	}
 
-	public void resetTimer() {
+	public void startConnecting() {
+		transferTimer = getTransferTimeout() * 2;
+	}
+	
+	public void onContentTransferred() {
+		int timeUnit = getTransferTimeout() / 2;
+		transferTimer = timeUnit * 3;
+		sendData();
+	}
 
+	protected Integer getTransferTimeout() {
+		return AllConfigs.SERVER.logistics.psiTimeout.get();
 	}
 
 	@Override
 	public void addBehaviours(List<TileEntityBehaviour> behaviours) {}
 
+	class InterfaceItemHandler extends ItemHandlerWrapper {
+
+		public InterfaceItemHandler(IItemHandlerModifiable wrapped) {
+			super(wrapped);
+		}
+
+		@Override
+		public ItemStack extractItem(int slot, int amount, boolean simulate) {
+			if (!isConnected())
+				return ItemStack.EMPTY;
+			ItemStack extractItem = super.extractItem(slot, amount, simulate);
+			if (!simulate && !extractItem.isEmpty())
+				onContentTransferred();
+			return extractItem;
+		}
+
+		@Override
+		public ItemStack insertItem(int slot, ItemStack stack, boolean simulate) {
+			if (!isConnected())
+				return stack;
+			ItemStack insertItem = super.insertItem(slot, stack, simulate);
+			if (!simulate && !insertItem.equals(stack, false))
+				onContentTransferred();
+			return insertItem;
+		}
+
+	}
+
 }

src/main/java/com/simibubi/create/foundation/item/ItemHandlerWrapper.java

@@ -0,0 +1,49 @@
+package com.simibubi.create.foundation.item;
+
+import net.minecraft.item.ItemStack;
+import net.minecraftforge.items.IItemHandlerModifiable;
+
+public class ItemHandlerWrapper implements IItemHandlerModifiable {
+
+	private IItemHandlerModifiable wrapped;
+
+	public ItemHandlerWrapper(IItemHandlerModifiable wrapped) {
+		this.wrapped = wrapped;
+	}
+	
+	@Override
+	public int getSlots() {
+		return wrapped.getSlots();
+	}
+
+	@Override
+	public ItemStack getStackInSlot(int slot) {
+		return wrapped.getStackInSlot(slot);
+	}
+
+	@Override
+	public ItemStack insertItem(int slot, ItemStack stack, boolean simulate) {
+		return wrapped.insertItem(slot, stack, simulate);
+	}
+
+	@Override
+	public ItemStack extractItem(int slot, int amount, boolean simulate) {
+		return wrapped.extractItem(slot, amount, simulate);
+	}
+
+	@Override
+	public int getSlotLimit(int slot) {
+		return wrapped.getSlotLimit(slot);
+	}
+
+	@Override
+	public boolean isItemValid(int slot, ItemStack stack) {
+		return wrapped.isItemValid(slot, stack);
+	}
+
+	@Override
+	public void setStackInSlot(int slot, ItemStack stack) {
+		wrapped.setStackInSlot(slot, stack);
+	}
+
+}

src/main/java/com/simibubi/create/foundation/tileEntity/SmartTileEntity.java

@@ -11,6 +11,9 @@ import com.simibubi.create.foundation.tileEntity.behaviour.BehaviourType;
 import net.minecraft.nbt.CompoundNBT;
 import net.minecraft.tileentity.ITickableTileEntity;
 import net.minecraft.tileentity.TileEntityType;
+import net.minecraftforge.common.capabilities.Capability;
+import net.minecraftforge.fluids.capability.CapabilityFluidHandler;
+import net.minecraftforge.items.CapabilityItemHandler;
 
 public abstract class SmartTileEntity extends SyncedTileEntity implements ITickableTileEntity {
 
@@ -145,5 +148,13 @@ public abstract class SmartTileEntity extends SyncedTileEntity implements ITicka
 			return (T) behaviours.get(type);
 		return null;
 	}
+	
+	protected boolean isItemHandlerCap(Capability<?> cap) {
+		return cap == CapabilityItemHandler.ITEM_HANDLER_CAPABILITY;
+	}
+	
+	protected boolean isFluidHandlerCap(Capability<?> cap) {
+		return cap == CapabilityFluidHandler.FLUID_HANDLER_CAPABILITY;
+	}
 
 }

src/main/java/com/simibubi/create/foundation/tileEntity/behaviour/fluid/SmartFluidTankBehaviour.java

@@ -6,7 +6,6 @@ import org.apache.commons.lang3.mutable.MutableInt;
 
 import com.simibubi.create.foundation.fluid.CombinedTankWrapper;
 import com.simibubi.create.foundation.fluid.SmartFluidTank;
-import com.simibubi.create.foundation.item.SmartInventory;
 import com.simibubi.create.foundation.tileEntity.SmartTileEntity;
 import com.simibubi.create.foundation.tileEntity.TileEntityBehaviour;
 import com.simibubi.create.foundation.tileEntity.behaviour.BehaviourType;

src/main/java/com/simibubi/create/foundation/tileEntity/behaviour/inventory/InvManipulationBehaviour.java

@@ -36,6 +36,7 @@ public class InvManipulationBehaviour extends TileEntityBehaviour {
 	protected LazyOptional<IItemHandler> targetCapability;
 	protected boolean simulateNext;
 	protected boolean bypassSided;
+	private boolean findNewNextTick;
 
 	private BehaviourType<InvManipulationBehaviour> behaviourType;
 
@@ -55,7 +56,7 @@ public class InvManipulationBehaviour extends TileEntityBehaviour {
 		InterfaceProvider target) {
 		super(te);
 		behaviourType = type;
-		setLazyTickRate(40);
+		setLazyTickRate(5);
 		this.target = target;
 		this.targetCapability = LazyOptional.empty();
 		simulateNext = false;
@@ -137,11 +138,12 @@ public class InvManipulationBehaviour extends TileEntityBehaviour {
 	@Override
 	public void initialize() {
 		super.initialize();
-		findNewCapability();
+		findNewNextTick = true;
 	}
 
 	protected void onHandlerInvalidated(LazyOptional<IItemHandler> handler) {
-		findNewCapability();
+		findNewNextTick = true;
+		targetCapability = LazyOptional.empty();
 	}
 
 	@Override
@@ -150,6 +152,15 @@ public class InvManipulationBehaviour extends TileEntityBehaviour {
 		if (!targetCapability.isPresent())
 			findNewCapability();
 	}
+	
+	@Override
+	public void tick() {
+		super.tick();
+		if (findNewNextTick) {
+			findNewNextTick = false;
+			findNewCapability();
+		}
+	}
 
 	public int getAmountFromFilter() {
 		int amount = -1;