Mechanical Arm Implementation

- The arm blockitem can now be used to select inputs & outputs
- Arms now transfer items between inputs and outputs
- Arm support for Belts, Depots and Funnels
- Some safety checks in net code
- Minor refactor to NBTHelper

src/main/java/com/simibubi/create/AllBlockPartials.java

@@ -92,6 +92,11 @@ public class AllBlockPartials {
 		ARM_CLAW_BASE = get("mechanical_arm/claw_base"), 
 		ARM_CLAW_GRIP = get("mechanical_arm/claw_grip"), 
 		
+		FLAG_SHORT_IN = get("mechanical_arm/flag/short_in"), 
+		FLAG_SHORT_OUT = get("mechanical_arm/flag/short_out"), 
+		FLAG_LONG_IN = get("mechanical_arm/flag/long_in"), 
+		FLAG_LONG_OUT = get("mechanical_arm/flag/long_out"), 
+		
 		MECHANICAL_PUMP_ARROW = get("mechanical_pump/arrow"), 
 		MECHANICAL_PUMP_COG = get("mechanical_pump/cog"),
 		FLUID_PIPE_CASING = get("fluid_pipe/casing");

src/main/java/com/simibubi/create/AllBlocks.java

@@ -96,6 +96,7 @@ import com.simibubi.create.content.logistics.block.funnel.VerticalFunnelGenerato
 import com.simibubi.create.content.logistics.block.inventories.AdjustableCrateBlock;
 import com.simibubi.create.content.logistics.block.inventories.CreativeCrateBlock;
 import com.simibubi.create.content.logistics.block.mechanicalArm.ArmBlock;
+import com.simibubi.create.content.logistics.block.mechanicalArm.ArmItem;
 import com.simibubi.create.content.logistics.block.packager.PackagerBlock;
 import com.simibubi.create.content.logistics.block.realityFunnel.BeltFunnelBlock;
 import com.simibubi.create.content.logistics.block.realityFunnel.BeltFunnelGenerator;
@@ -781,7 +782,7 @@ public class AllBlocks {
 		.initialProperties(SharedProperties::softMetal)
 		.blockstate((c, p) -> p.simpleBlock(c.getEntry(), AssetLookup.partialBaseModel(c, p)))
 		.transform(StressConfigDefaults.setImpact(8.0))
-		.item()
+		.item(ArmItem::new)
 		.transform(customItemModel())
 		.register();
 

src/main/java/com/simibubi/create/ClientEvents.java

@@ -109,7 +109,6 @@ public class ClientEvents {
 			return;
 
 		double delta = event.getScrollDelta();
-
 		boolean cancelled = CreateClient.schematicHandler.mouseScrolled(delta)
 			|| CreateClient.schematicAndQuillHandler.mouseScrolled(delta) || FilteringHandler.onScroll(delta)
 			|| ScrollValueHandler.onScroll(delta);

src/main/java/com/simibubi/create/CreateClient.java

@@ -14,6 +14,7 @@ import com.simibubi.create.content.curiosities.tools.ExtendoGripRenderHandler;
 import com.simibubi.create.content.curiosities.zapper.ZapperRenderHandler;
 import com.simibubi.create.content.curiosities.zapper.blockzapper.BlockzapperRenderHandler;
 import com.simibubi.create.content.curiosities.zapper.terrainzapper.WorldshaperRenderHandler;
+import com.simibubi.create.content.logistics.block.mechanicalArm.ArmInteractionPointHandler;
 import com.simibubi.create.content.schematics.ClientSchematicLoader;
 import com.simibubi.create.content.schematics.client.SchematicAndQuillHandler;
 import com.simibubi.create.content.schematics.client.SchematicHandler;
@@ -109,6 +110,7 @@ public class CreateClient {
 		KineticDebugger.tick();
 		ZapperRenderHandler.tick();
 		ExtendoGripRenderHandler.tick();
+		ArmInteractionPointHandler.tick();
 		outliner.tickOutlines();
 	}
 

src/main/java/com/simibubi/create/content/contraptions/components/clock/CuckooClockRenderer.java

@@ -76,7 +76,7 @@ public class CuckooClockRenderer extends KineticTileEntityRenderer {
 			.renderInto(ms, vb);
 
 		// Figure
-		if (clock.animationType != null) {
+		if (clock.animationType != Animation.NONE) {
 			offset = -(angle / 135) * 1 / 2f + 10 / 16f;
 			SuperByteBuffer figure =
 				(clock.animationType == Animation.PIG ? AllBlockPartials.CUCKOO_PIG : AllBlockPartials.CUCKOO_CREEPER)

src/main/java/com/simibubi/create/content/contraptions/components/clock/CuckooClockTileEntity.java

@@ -32,17 +32,18 @@ public class CuckooClockTileEntity extends KineticTileEntity {
 	private boolean sendAnimationUpdate;
 
 	enum Animation {
-		PIG, CREEPER, SURPRISE;
+		PIG, CREEPER, SURPRISE, NONE;
 	}
 
 	public CuckooClockTileEntity(TileEntityType<? extends CuckooClockTileEntity> type) {
 		super(type);
+		animationType = Animation.NONE;
 	}
 
 	@Override
 	public CompoundNBT writeToClient(CompoundNBT compound) {
 		if (sendAnimationUpdate)
-			compound.putString("Animation", animationType == null ? "none" : NBTHelper.writeEnum(animationType));
+			NBTHelper.writeEnum(compound, "Animation", animationType);
 		sendAnimationUpdate = false;
 		return super.writeToClient(compound);
 	}
@@ -50,11 +51,7 @@ public class CuckooClockTileEntity extends KineticTileEntity {
 	@Override
 	public void readClientUpdate(CompoundNBT tag) {
 		if (tag.contains("Animation")) {
-			String string = tag.getString("Animation");
+			animationType = NBTHelper.readEnum(tag, "Animation", Animation.class);
-			if ("none".equals(string))
-				animationType = null;
-			else
-				animationType = NBTHelper.readEnum(string, Animation.class);
 			animationProgress.lastValue = 0;
 			animationProgress.value = 0;
 		}
@@ -72,7 +69,7 @@ public class CuckooClockTileEntity extends KineticTileEntity {
 		int minutes = (dayTime % 1000) * 60 / 1000;
 
 		if (!world.isRemote) {
-			if (animationType == null) {
+			if (animationType == Animation.NONE) {
 				if (hours == 12 && minutes < 5)
 					startAnimation(Animation.PIG);
 				if (hours == 18 && minutes < 36 && minutes > 31)
@@ -81,7 +78,7 @@ public class CuckooClockTileEntity extends KineticTileEntity {
 				float value = animationProgress.value;
 				animationProgress.set(value + 1);
 				if (value > 100)
-					animationType = null;
+					animationType = Animation.NONE;
 
 				if (animationType == Animation.SURPRISE && animationProgress.value == 50) {
 					Vec3d center = VecHelper.getCenterOf(pos);
@@ -96,7 +93,7 @@ public class CuckooClockTileEntity extends KineticTileEntity {
 		if (world.isRemote) {
 			moveHands(hours, minutes);
 
-			if (animationType == null) {
+			if (animationType == Animation.NONE) {
 				if (AnimationTickHolder.ticks % 32 == 0)
 					playSound(SoundEvents.BLOCK_NOTE_BLOCK_HAT, 1 / 16f, 2f);
 				else if (AnimationTickHolder.ticks % 16 == 0)

src/main/java/com/simibubi/create/content/contraptions/components/deployer/DeployerMovementBehaviour.java

@@ -162,7 +162,7 @@ public class DeployerMovementBehaviour extends MovementBehaviour {
 	}
 
 	private Mode getMode(MovementContext context) {
-		return NBTHelper.readEnum(context.tileData.getString("Mode"), Mode.class);
+		return NBTHelper.readEnum(context.tileData, "Mode", Mode.class);
 	}
 
 	@Override

src/main/java/com/simibubi/create/content/contraptions/components/deployer/DeployerRenderer.java

@@ -160,7 +160,7 @@ public class DeployerRenderer extends SafeTileEntityRenderer<DeployerTileEntity>
 		IVertexBuilder builder = buffer.getBuffer(RenderType.getSolid());
 		BlockState blockState = context.state;
 		BlockPos pos = BlockPos.ZERO;
-		Mode mode = NBTHelper.readEnum(context.tileData.getString("Mode"), Mode.class);
+		Mode mode = NBTHelper.readEnum(context.tileData, "Mode", Mode.class);
 		World world = context.world;
 		AllBlockPartials handPose =
 			mode == Mode.PUNCH ? AllBlockPartials.DEPLOYER_HAND_PUNCHING : AllBlockPartials.DEPLOYER_HAND_POINTING;

src/main/java/com/simibubi/create/content/contraptions/components/deployer/DeployerTileEntity.java

@@ -333,8 +333,8 @@ public class DeployerTileEntity extends KineticTileEntity {
 
 	@Override
 	public void read(CompoundNBT compound) {
-		state = NBTHelper.readEnum(compound.getString("State"), State.class);
+		state = NBTHelper.readEnum(compound, "State", State.class);
-		mode = NBTHelper.readEnum(compound.getString("Mode"), Mode.class);
+		mode = NBTHelper.readEnum(compound, "Mode", Mode.class);
 		timer = compound.getInt("Timer");
 		deferredInventoryList = compound.getList("Inventory", NBT.TAG_COMPOUND);
 		overflowItems = NBTHelper.readItemList(compound.getList("Overflow", NBT.TAG_COMPOUND));
@@ -345,8 +345,8 @@ public class DeployerTileEntity extends KineticTileEntity {
 
 	@Override
 	public CompoundNBT write(CompoundNBT compound) {
-		compound.putString("Mode", NBTHelper.writeEnum(mode));
+		NBTHelper.writeEnum(compound, "Mode", mode);
-		compound.putString("State", NBTHelper.writeEnum(state));
+		NBTHelper.writeEnum(compound, "State", state);
 		compound.putInt("Timer", timer);
 		if (player != null) {
 			compound.put("HeldItem", player.getHeldItemMainhand().serializeNBT());

src/main/java/com/simibubi/create/content/contraptions/components/structureMovement/CancelPlayerFallPacket.java

@@ -24,6 +24,8 @@ public class CancelPlayerFallPacket extends SimplePacketBase {
 	public void handle(Supplier<Context> context) {
 		context.get().enqueueWork(() -> {
 			ServerPlayerEntity sender = context.get().getSender();
+			if (sender == null)
+				return;
 			sender.handleFallDamage(sender.fallDistance, 1.0F);
 			sender.fallDistance = 0;
 			sender.onGround = true;

src/main/java/com/simibubi/create/content/contraptions/components/structureMovement/bearing/ClockworkContraption.java

@@ -98,14 +98,14 @@ public class ClockworkContraption extends Contraption {
 		CompoundNBT tag = super.writeNBT();
 		tag.putInt("facing", facing.getIndex());
 		tag.putInt("offset", offset);
-		tag.putString("HandType", NBTHelper.writeEnum(handType));
+		NBTHelper.writeEnum(tag, "HandType", handType);
 		return tag;
 	}
 
 	@Override
 	public void readNBT(World world, CompoundNBT tag) {
 		facing = Direction.byIndex(tag.getInt("Facing"));
-		handType = NBTHelper.readEnum(tag.getString("HandType"), HandType.class);
+		handType = NBTHelper.readEnum(tag, "HandType", HandType.class);
 		offset = tag.getInt("offset");
 		super.readNBT(world, tag);
 	}

src/main/java/com/simibubi/create/content/contraptions/components/structureMovement/mounted/MountedContraption.java

@@ -80,13 +80,13 @@ public class MountedContraption extends Contraption {
 	@Override
 	public CompoundNBT writeNBT() {
 		CompoundNBT writeNBT = super.writeNBT();
-		writeNBT.putString("RotationMode", NBTHelper.writeEnum(rotationMode));
+		NBTHelper.writeEnum(writeNBT, "RotationMode", rotationMode);
 		return writeNBT;
 	}
 
 	@Override
 	public void readNBT(World world, CompoundNBT nbt) {
-		rotationMode = NBTHelper.readEnum(nbt.getString("RotationMode"), CartMovementMode.class);
+		rotationMode = NBTHelper.readEnum(nbt, "RotationMode", CartMovementMode.class);
 		super.readNBT(world, nbt);
 	}
 

src/main/java/com/simibubi/create/content/contraptions/relays/advanced/sequencer/Instruction.java

@@ -88,16 +88,16 @@ public class Instruction {
 
 	CompoundNBT serialize() {
 		CompoundNBT tag = new CompoundNBT();
-		tag.putString("Type", NBTHelper.writeEnum(instruction));
+		NBTHelper.writeEnum(tag, "Type", instruction);
-		tag.putString("Modifier", NBTHelper.writeEnum(speedModifier));
+		NBTHelper.writeEnum(tag, "Modifier", speedModifier);
 		tag.putInt("Value", value);
 		return tag;
 	}
 
 	static Instruction deserialize(CompoundNBT tag) {
 		Instruction instruction =
-			new Instruction(NBTHelper.readEnum(tag.getString("Type"), SequencerInstructions.class));
+			new Instruction(NBTHelper.readEnum(tag, "Type", SequencerInstructions.class));
-		instruction.speedModifier = NBTHelper.readEnum(tag.getString("Modifier"), InstructionSpeedModifiers.class);
+		instruction.speedModifier = NBTHelper.readEnum(tag, "Modifier", InstructionSpeedModifiers.class);
 		instruction.value = tag.getInt("Value");
 		return instruction;
 	}

src/main/java/com/simibubi/create/content/contraptions/relays/belt/transport/BeltInventory.java

@@ -352,8 +352,8 @@ public class BeltInventory {
 	}
 
 	public TransportedItemStack getStackAtOffset(int offset) {
-		float min = offset + .5f - (SEGMENT_WINDOW / 2);
+		float min = offset;
-		float max = offset + .5f + (SEGMENT_WINDOW / 2);
+		float max = offset + 1;
 		for (TransportedItemStack stack : items) {
 			if (stack.beltPosition > max)
 				continue;

src/main/java/com/simibubi/create/content/curiosities/tools/ExtendoGripInteractionPacket.java

@@ -57,6 +57,8 @@ public class ExtendoGripInteractionPacket extends SimplePacketBase {
 			.enqueueWork(() -> {
 				ServerPlayerEntity sender = context.get()
 					.getSender();
+				if (sender == null)
+					return;
 				Entity entityByID = sender.getServerWorld()
 					.getEntityByID(target);
 				if (entityByID != null && ExtendoGripItem.isHoldingExtendoGrip(sender)) {

src/main/java/com/simibubi/create/content/curiosities/zapper/blockzapper/BlockzapperItem.java

@@ -351,17 +351,16 @@ public class BlockzapperItem extends ZapperItem {
 			.contains(component.name()))
 			stack.getOrCreateTag()
 				.putString(component.name(), ComponentTier.None.name());
-		return NBTHelper.readEnum(stack.getTag()
+		return NBTHelper.readEnum(stack.getTag(), component.name(), ComponentTier.class);
-			.getString(component.name()), ComponentTier.class);
 	}
 
 	public static void setTier(Components component, ComponentTier tier, ItemStack stack) {
-		stack.getOrCreateTag()
+		NBTHelper.writeEnum(stack.getOrCreateTag(), component.name(), tier);
-			.putString(component.name(), NBTHelper.writeEnum(tier));
 	}
 
 	public static enum ComponentTier {
 		None(TextFormatting.DARK_GRAY), Brass(TextFormatting.GOLD), Chromatic(TextFormatting.LIGHT_PURPLE);
+
 		public TextFormatting color;
 
 		private ComponentTier(TextFormatting color) {

src/main/java/com/simibubi/create/content/curiosities/zapper/terrainzapper/WorldshaperItem.java

@@ -53,7 +53,7 @@ public class WorldshaperItem extends ZapperItem {
 	@Override
 	protected boolean canActivateWithoutSelectedBlock(ItemStack stack) {
 		CompoundNBT tag = stack.getOrCreateTag();
-		TerrainTools tool = NBTHelper.readEnum(tag.getString("Tool"), TerrainTools.class);
+		TerrainTools tool = NBTHelper.readEnum(tag, "Tool", TerrainTools.class);
 		return !tool.requiresSelectedBlock();
 	}
 
@@ -65,11 +65,11 @@ public class WorldshaperItem extends ZapperItem {
 		List<BlockPos> affectedPositions = new ArrayList<>();
 
 		CompoundNBT tag = stack.getOrCreateTag();
-		Brush brush = NBTHelper.readEnum(tag.getString("Brush"), TerrainBrushes.class)
+		Brush brush = NBTHelper.readEnum(tag, "Brush", TerrainBrushes.class)
 			.get();
 		BlockPos params = NBTUtil.readBlockPos(tag.getCompound("BrushParams"));
-		PlacementOptions option = NBTHelper.readEnum(tag.getString("Placement"), PlacementOptions.class);
+		PlacementOptions option = NBTHelper.readEnum(tag, "Placement", PlacementOptions.class);
-		TerrainTools tool = NBTHelper.readEnum(tag.getString("Tool"), TerrainTools.class);
+		TerrainTools tool = NBTHelper.readEnum(tag, "Tool", TerrainTools.class);
 
 		brush.set(params.getX(), params.getY(), params.getZ());
 		targetPos = targetPos.add(brush.getOffset(player.getLookVec(), raytrace.getFace(), option));

src/main/java/com/simibubi/create/content/curiosities/zapper/terrainzapper/WorldshaperRenderHandler.java

@@ -69,9 +69,9 @@ public class WorldshaperRenderHandler {
 			return;
 		}
 
-		Brush brush = NBTHelper.readEnum(tag.getString("Brush"), TerrainBrushes.class)
+		Brush brush = NBTHelper.readEnum(tag, "Brush", TerrainBrushes.class)
 			.get();
-		PlacementOptions placement = NBTHelper.readEnum(tag.getString("Placement"), PlacementOptions.class);
+		PlacementOptions placement = NBTHelper.readEnum(tag, "Placement", PlacementOptions.class);
 		BlockPos params = NBTUtil.readBlockPos(tag.getCompound("BrushParams"));
 		brush.set(params.getX(), params.getY(), params.getZ());
 		renderedShape = brush.getIncludedPositions();

src/main/java/com/simibubi/create/content/curiosities/zapper/terrainzapper/WorldshaperScreen.java

@@ -53,9 +53,12 @@ public class WorldshaperScreen extends ZapperScreen {
 
 		brushLabel = new Label(i + 58, j + 28, "").withShadow();
 		brushInput = new SelectionScrollInput(i + 55, j + 25, 78, 14).forOptions(brushOptions)
-				.titled(Lang.translate("gui.terrainzapper.brush")).writingTo(brushLabel).calling(this::brushChanged);
+			.titled(Lang.translate("gui.terrainzapper.brush"))
+			.writingTo(brushLabel)
+			.calling(this::brushChanged);
 		if (nbt.contains("Brush"))
-			brushInput.setState(NBTHelper.readEnum(nbt.getString("Brush"), TerrainBrushes.class).ordinal());
+			brushInput.setState(NBTHelper.readEnum(nbt, "Brush", TerrainBrushes.class)
+				.ordinal());
 
 		widgets.add(brushLabel);
 		widgets.add(brushInput);
@@ -66,11 +69,13 @@ public class WorldshaperScreen extends ZapperScreen {
 		for (int id = 0; id < toolValues.length; id++) {
 			TerrainTools tool = toolValues[id];
 			toolButtons.add(new IconButton(i + 8 + id * 18, j + 76, tool.icon));
-			toolButtons.get(id).setToolTip(Lang.translate("gui.terrainzapper.tool." + tool.translationKey));
+			toolButtons.get(id)
+				.setToolTip(Lang.translate("gui.terrainzapper.tool." + tool.translationKey));
 		}
 
 		if (nbt.contains("Tool"))
-			toolButtons.get(NBTHelper.readEnum(nbt.getString("Tool"), TerrainTools.class).ordinal()).active = false;
+			toolButtons.get(NBTHelper.readEnum(nbt, "Tool", TerrainTools.class)
+				.ordinal()).active = false;
 		widgets.addAll(toolButtons);
 
 		placementButtons = new Vector<>(3);
@@ -78,21 +83,25 @@ public class WorldshaperScreen extends ZapperScreen {
 		for (int id = 0; id < placementValues.length; id++) {
 			PlacementOptions option = placementValues[id];
 			placementButtons.add(new IconButton(i + 147 + id * 18, j + 76, option.icon));
-			placementButtons.get(id).setToolTip(Lang.translate("gui.terrainzapper.placement." + option.translationKey));
+			placementButtons.get(id)
+				.setToolTip(Lang.translate("gui.terrainzapper.placement." + option.translationKey));
 		}
 
 		if (nbt.contains("Placement"))
-			placementButtons
+			placementButtons.get(NBTHelper.readEnum(nbt, "Placement", PlacementOptions.class)
-					.get(NBTHelper.readEnum(nbt.getString("Placement"), PlacementOptions.class).ordinal()).active =
+				.ordinal()).active = false;
-						false;
 		widgets.addAll(placementButtons);
 
 	}
 
 	public void initBrushParams() {
 		if (brushParams != null) {
-			nbt.put("BrushParams", NBTUtil.writeBlockPos(new BlockPos(brushParams.get(0).getState(),
+			nbt.put("BrushParams", NBTUtil.writeBlockPos(new BlockPos(brushParams.get(0)
-					brushParams.get(1).getState(), brushParams.get(2).getState())));
+				.getState(),
+				brushParams.get(1)
+					.getState(),
+				brushParams.get(2)
+					.getState())));
 
 			widgets.removeAll(brushParamLabels);
 			widgets.removeAll(brushParams);
@@ -109,8 +118,10 @@ public class WorldshaperScreen extends ZapperScreen {
 			brushParamLabels.add(label);
 			int indexFinal = index;
 			ScrollInput input = new ScrollInput(i + 55 + 18 * index, j + 43, 14, 14)
-					.withRange(currentBrush.getMin(index), currentBrush.getMax(index) + 1).writingTo(label)
+				.withRange(currentBrush.getMin(index), currentBrush.getMax(index) + 1)
-					.titled(currentBrush.getParamLabel(index)).calling(state -> {
+				.writingTo(label)
+				.titled(currentBrush.getParamLabel(index))
+				.calling(state -> {
 					label.x = i + 62 + 18 * indexFinal - font.getStringWidth(label.text) / 2;
 				});
 			input.setState(params[index]);
@@ -140,7 +151,8 @@ public class WorldshaperScreen extends ZapperScreen {
 			if (placementButton.isHovered()) {
 				placementButtons.forEach(b -> b.active = true);
 				placementButton.active = false;
-				placementButton.playDownSound(Minecraft.getInstance().getSoundHandler());
+				placementButton.playDownSound(Minecraft.getInstance()
+					.getSoundHandler());
 				nbt.putString("Placement", PlacementOptions.values()[placementButtons.indexOf(placementButton)].name());
 			}
 		}
@@ -149,7 +161,8 @@ public class WorldshaperScreen extends ZapperScreen {
 			if (toolButton.isHovered()) {
 				toolButtons.forEach(b -> b.active = true);
 				toolButton.active = false;
-				toolButton.playDownSound(Minecraft.getInstance().getSoundHandler());
+				toolButton.playDownSound(Minecraft.getInstance()
+					.getSoundHandler());
 				nbt.putString("Tool", TerrainTools.values()[toolButtons.indexOf(toolButton)].name());
 			}
 		}
@@ -173,9 +186,13 @@ public class WorldshaperScreen extends ZapperScreen {
 	@Override
 	protected void writeAdditionalOptions(CompoundNBT nbt) {
 		super.writeAdditionalOptions(nbt);
-		nbt.putString("Brush", NBTHelper.writeEnum(TerrainBrushes.values()[brushInput.getState()]));
+		NBTHelper.writeEnum(nbt, "Brush", TerrainBrushes.values()[brushInput.getState()]);
-		nbt.put("BrushParams", NBTUtil.writeBlockPos(new BlockPos(brushParams.get(0).getState(),
+		nbt.put("BrushParams", NBTUtil.writeBlockPos(new BlockPos(brushParams.get(0)
-				brushParams.get(1).getState(), brushParams.get(2).getState())));
+			.getState(),
+			brushParams.get(1)
+				.getState(),
+			brushParams.get(2)
+				.getState())));
 	}
 
 }

src/main/java/com/simibubi/create/content/logistics/block/depot/DepotRenderer.java

@@ -39,12 +39,12 @@ public class DepotRenderer extends SafeTileEntityRenderer<DepotTileEntity> {
 			msr.nudge(0);
 			float offset = MathHelper.lerp(partialTicks, transported.prevBeltPosition, transported.beltPosition);
 			float sideOffset = MathHelper.lerp(partialTicks, transported.prevSideOffset, transported.sideOffset);
-			Vec3d offsetVec = new Vec3d(transported.insertedFrom.getOpposite()
-				.getDirectionVec()).scale(.5f - offset);
-			ms.translate(offsetVec.x, offsetVec.y, offsetVec.z);
 
 			if (transported.insertedFrom.getAxis()
 				.isHorizontal()) {
+				Vec3d offsetVec = new Vec3d(transported.insertedFrom.getOpposite()
+					.getDirectionVec()).scale(.5f - offset);
+				ms.translate(offsetVec.x, offsetVec.y, offsetVec.z);
 				boolean alongX = transported.insertedFrom.rotateY()
 					.getAxis() == Axis.X;
 				if (!alongX)

src/main/java/com/simibubi/create/content/logistics/block/depot/DepotTileEntity.java

@@ -85,6 +85,13 @@ public class DepotTileEntity extends SmartTileEntity {
 			sendData();
 	}
 	
+	@Override
+	public void remove() {
+		super.remove();
+		if (lazyItemHandler != null)
+			lazyItemHandler.invalidate();
+	}
+
 	@Override
 	public CompoundNBT write(CompoundNBT compound) {
 		if (heldItem != null)

src/main/java/com/simibubi/create/content/logistics/block/mechanicalArm/ArmAngleTarget.java

@@ -0,0 +1,77 @@
+package com.simibubi.create.content.logistics.block.mechanicalArm;
+
+import com.simibubi.create.foundation.utility.AngleHelper;
+import com.simibubi.create.foundation.utility.VecHelper;
+
+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;
+
+public class ArmAngleTarget {
+
+	static ArmAngleTarget NO_TARGET = new ArmAngleTarget();
+	
+	float baseAngle;
+	float lowerArmAngle;
+	float upperArmAngle;
+	float headAngle;
+
+	private ArmAngleTarget() {
+		lowerArmAngle = 155;
+		upperArmAngle = 60;
+		headAngle = -15;
+	}
+
+	public ArmAngleTarget(BlockPos armPos, Vec3d pointTarget, Direction clawFacing) {
+		Vec3d target = pointTarget;
+		Vec3d origin = VecHelper.getCenterOf(armPos)
+			.add(0, 4 / 16f, 0);
+		Vec3d clawTarget = target;
+		target = target.add(new Vec3d(clawFacing.getOpposite()
+			.getDirectionVec()).scale(.5f));
+
+		Vec3d diff = target.subtract(origin);
+		float horizontalDistance = (float) diff.mul(1, 0, 1)
+			.length();
+
+		float baseAngle = AngleHelper.deg(MathHelper.atan2(diff.x, diff.z)) + 180;
+		float alphaOffset = AngleHelper.deg(MathHelper.atan2(diff.y, horizontalDistance));
+
+		float a = 18 / 16f; // lower arm length
+		float a2 = a * a;
+		float b = 17 / 16f; // upper arm length
+		float b2 = b * b;
+		float diffLength =
+			MathHelper.clamp(MathHelper.sqrt(diff.y * diff.y + horizontalDistance * horizontalDistance), 1 / 8f, a + b);
+		float diffLength2 = diffLength * diffLength;
+
+		float alphaRatio = (-b2 + a2 + diffLength2) / (2 * a * diffLength);
+		float alpha = AngleHelper.deg(Math.acos(alphaRatio)) + alphaOffset;
+		float betaRatio = (-diffLength2 + a2 + b2) / (2 * b * a);
+		float beta = AngleHelper.deg(Math.acos(betaRatio));
+
+		if (Float.isNaN(alpha))
+			alpha = 0;
+		if (Float.isNaN(beta))
+			beta = 0;
+
+		Vec3d headPos = new Vec3d(0, 0, 0);
+		headPos = VecHelper.rotate(headPos.add(0, b, 0), beta + 180, Axis.X);
+		headPos = VecHelper.rotate(headPos.add(0, a, 0), alpha - 90, Axis.X);
+		headPos = VecHelper.rotate(headPos, baseAngle, Axis.Y);
+		headPos = headPos.add(origin);
+		Vec3d headDiff = clawTarget.subtract(headPos);
+		float horizontalHeadDistance = (float) headDiff.mul(1, 0, 1)
+			.length();
+		float headAngle =
+			(float) (alpha + beta + 135 - AngleHelper.deg(MathHelper.atan2(headDiff.y, horizontalHeadDistance)));
+
+		this.lowerArmAngle = alpha;
+		this.upperArmAngle = beta;
+		this.headAngle = -headAngle;
+		this.baseAngle = baseAngle;
+	}
+
+}

src/main/java/com/simibubi/create/content/logistics/block/mechanicalArm/ArmBlock.java

@@ -6,18 +6,13 @@ import com.simibubi.create.content.contraptions.base.KineticBlock;
 import com.simibubi.create.foundation.block.ITE;
 
 import net.minecraft.block.BlockState;
-import net.minecraft.entity.player.PlayerEntity;
 import net.minecraft.tileentity.TileEntity;
-import net.minecraft.util.ActionResultType;
 import net.minecraft.util.Direction.Axis;
-import net.minecraft.util.Hand;
 import net.minecraft.util.math.BlockPos;
-import net.minecraft.util.math.BlockRayTraceResult;
 import net.minecraft.util.math.shapes.ISelectionContext;
 import net.minecraft.util.math.shapes.VoxelShape;
 import net.minecraft.world.IBlockReader;
 import net.minecraft.world.IWorldReader;
-import net.minecraft.world.World;
 
 public class ArmBlock extends KineticBlock implements ITE<ArmTileEntity> {
 
@@ -30,14 +25,6 @@ public class ArmBlock extends KineticBlock implements ITE<ArmTileEntity> {
 		return true;
 	}
 	
-	@Override
-	public ActionResultType onUse(BlockState p_225533_1_, World p_225533_2_, BlockPos p_225533_3_,
-		PlayerEntity p_225533_4_, Hand p_225533_5_, BlockRayTraceResult p_225533_6_) {
-		withTileEntityDo(p_225533_2_, p_225533_3_, ArmTileEntity::toggleRave);
-		return ActionResultType.SUCCESS;
-	}
-	
-	
 	@Override
 	public VoxelShape getShape(BlockState p_220053_1_, IBlockReader p_220053_2_, BlockPos p_220053_3_,
 		ISelectionContext p_220053_4_) {

src/main/java/com/simibubi/create/content/logistics/block/mechanicalArm/ArmInteractionPoint.java

@@ -0,0 +1,234 @@
+package com.simibubi.create.content.logistics.block.mechanicalArm;
+
+import javax.annotation.Nullable;
+
+import com.mojang.blaze3d.matrix.MatrixStack;
+import com.simibubi.create.AllBlockPartials;
+import com.simibubi.create.AllBlocks;
+import com.simibubi.create.content.logistics.block.realityFunnel.RealityFunnelBlock;
+import com.simibubi.create.foundation.tileEntity.TileEntityBehaviour;
+import com.simibubi.create.foundation.tileEntity.behaviour.filtering.FilteringBehaviour;
+import com.simibubi.create.foundation.tileEntity.behaviour.inventory.InsertingBehaviour;
+import com.simibubi.create.foundation.utility.NBTHelper;
+import com.simibubi.create.foundation.utility.VecHelper;
+
+import net.minecraft.block.BlockState;
+import net.minecraft.item.ItemStack;
+import net.minecraft.nbt.CompoundNBT;
+import net.minecraft.nbt.NBTUtil;
+import net.minecraft.tileentity.TileEntity;
+import net.minecraft.util.Direction;
+import net.minecraft.util.math.BlockPos;
+import net.minecraft.util.math.Vec3d;
+import net.minecraft.world.IBlockReader;
+import net.minecraft.world.World;
+import net.minecraftforge.api.distmarker.Dist;
+import net.minecraftforge.api.distmarker.OnlyIn;
+import net.minecraftforge.common.util.LazyOptional;
+import net.minecraftforge.items.CapabilityItemHandler;
+import net.minecraftforge.items.IItemHandler;
+import net.minecraftforge.items.ItemHandlerHelper;
+
+public abstract class ArmInteractionPoint {
+
+	static enum Mode {
+		DEPOSIT, TAKE
+	}
+
+	BlockPos pos;
+	BlockState state;
+	Mode mode;
+
+	private LazyOptional<IItemHandler> cachedHandler;
+	private ArmAngleTarget cachedAngles;
+
+	public ArmInteractionPoint() {
+		cachedHandler = LazyOptional.empty();
+	}
+
+	@OnlyIn(Dist.CLIENT)
+	void transformFlag(MatrixStack stack) {}
+
+	AllBlockPartials getFlagType() {
+		return mode == Mode.TAKE ? AllBlockPartials.FLAG_LONG_OUT : AllBlockPartials.FLAG_LONG_IN;
+	}
+
+	void cycleMode() {
+		mode = mode == Mode.DEPOSIT ? Mode.TAKE : Mode.DEPOSIT;
+	}
+
+	Vec3d getInteractionPositionVector() {
+		return VecHelper.getCenterOf(pos);
+	}
+
+	Direction getInteractionDirection() {
+		return Direction.DOWN;
+	}
+
+	abstract boolean isValid(BlockState state);
+
+	static boolean isInteractable(BlockState state) {
+		return AllBlocks.DEPOT.has(state) || AllBlocks.BELT.has(state) || AllBlocks.CHUTE.has(state)
+			|| AllBlocks.REALITY_FUNNEL.has(state);
+	}
+
+	ArmAngleTarget getTargetAngles(BlockPos armPos) {
+		if (cachedAngles == null)
+			cachedAngles = new ArmAngleTarget(armPos, getInteractionPositionVector(), getInteractionDirection());
+		return cachedAngles;
+	}
+
+	@Nullable
+	IItemHandler getHandler(World world) {
+		if (!cachedHandler.isPresent()) {
+			TileEntity te = world.getTileEntity(pos);
+			if (te == null)
+				return null;
+			cachedHandler = te.getCapability(CapabilityItemHandler.ITEM_HANDLER_CAPABILITY, Direction.UP);
+		}
+		return cachedHandler.orElse(null);
+	}
+
+	ItemStack insert(World world, ItemStack stack, boolean simulate) {
+		IItemHandler handler = getHandler(world);
+		if (handler == null)
+			return stack;
+		return ItemHandlerHelper.insertItem(handler, stack, simulate);
+	}
+
+	ItemStack extract(World world, int slot, int amount, boolean simulate) {
+		IItemHandler handler = getHandler(world);
+		if (handler == null)
+			return ItemStack.EMPTY;
+		return handler.extractItem(slot, amount, simulate);
+	}
+
+	ItemStack extract(World world, int slot, boolean simulate) {
+		return extract(world, slot, 64, simulate);
+	}
+
+	int getSlotCount(World world) {
+		IItemHandler handler = getHandler(world);
+		if (handler == null)
+			return 0;
+		return handler.getSlots();
+	}
+
+	@Nullable
+	static ArmInteractionPoint createAt(IBlockReader world, BlockPos pos) {
+		BlockState state = world.getBlockState(pos);
+		ArmInteractionPoint point = null;
+
+		if (AllBlocks.DEPOT.has(state))
+			point = new Depot();
+		if (AllBlocks.BELT.has(state))
+			point = new Belt();
+		if (AllBlocks.CHUTE.has(state))
+			point = new Chute();
+		if (AllBlocks.REALITY_FUNNEL.has(state))
+			point = new Funnel();
+
+		if (point != null) {
+			point.state = state;
+			point.pos = pos;
+			point.mode = Mode.DEPOSIT;
+		}
+
+		return point;
+	}
+
+	CompoundNBT serialize() {
+		CompoundNBT nbt = new CompoundNBT();
+		nbt.put("Pos", NBTUtil.writeBlockPos(pos));
+		NBTHelper.writeEnum(nbt, "Mode", mode);
+		return nbt;
+	}
+
+	static ArmInteractionPoint deserialize(IBlockReader world, CompoundNBT nbt) {
+		BlockPos pos = NBTUtil.readBlockPos(nbt.getCompound("Pos"));
+		ArmInteractionPoint interactionPoint = createAt(world, pos);
+		interactionPoint.mode = NBTHelper.readEnum(nbt, "Mode", Mode.class);
+		return interactionPoint;
+	}
+
+	static class Depot extends ArmInteractionPoint {
+
+		@Override
+		Vec3d getInteractionPositionVector() {
+			return new Vec3d(pos).add(.5f, 14 / 16f, .5f);
+		}
+
+		@Override
+		boolean isValid(BlockState state) {
+			return AllBlocks.DEPOT.has(state);
+		}
+
+	}
+
+	static class Belt extends Depot {
+
+		@Override
+		boolean isValid(BlockState state) {
+			return AllBlocks.BELT.has(state);
+		}
+	}
+
+	static class Chute extends ArmInteractionPoint {
+
+		@Override
+		Vec3d getInteractionPositionVector() {
+			return new Vec3d(pos).add(.5f, 1, .5f);
+		}
+
+		@Override
+		boolean isValid(BlockState state) {
+			return AllBlocks.CHUTE.has(state);
+		}
+	}
+
+	static class Funnel extends ArmInteractionPoint {
+
+		@Override
+		Vec3d getInteractionPositionVector() {
+			return VecHelper.getCenterOf(pos)
+				.add(new Vec3d(RealityFunnelBlock.getFunnelFacing(state)
+					.getDirectionVec()).scale(.5f));
+		}
+
+		@Override
+		int getSlotCount(World world) {
+			return 0;
+		}
+
+		@Override
+		ItemStack extract(World world, int slot, int amount, boolean simulate) {
+			return ItemStack.EMPTY;
+		}
+
+		@Override
+		Direction getInteractionDirection() {
+			return RealityFunnelBlock.getFunnelFacing(state).getOpposite();
+		}
+		
+		@Override
+		ItemStack insert(World world, ItemStack stack, boolean simulate) {
+			FilteringBehaviour filtering = TileEntityBehaviour.get(world, pos, FilteringBehaviour.TYPE);
+			InsertingBehaviour inserter = TileEntityBehaviour.get(world, pos, InsertingBehaviour.TYPE);
+			if (inserter == null)
+				return stack;
+			if (filtering != null && !filtering.test(stack))
+				return stack;
+			return inserter.insert(stack, simulate);
+		}
+
+		@Override
+		boolean isValid(BlockState state) {
+			return AllBlocks.REALITY_FUNNEL.has(state);
+		}
+
+		@Override
+		void cycleMode() {}
+
+	}
+
+}

src/main/java/com/simibubi/create/content/logistics/block/mechanicalArm/ArmInteractionPointHandler.java

@@ -0,0 +1,115 @@
+package com.simibubi.create.content.logistics.block.mechanicalArm;
+
+import java.util.HashMap;
+import java.util.Iterator;
+import java.util.Map;
+import java.util.Map.Entry;
+
+import com.simibubi.create.AllBlocks;
+import com.simibubi.create.CreateClient;
+import com.simibubi.create.content.logistics.block.mechanicalArm.ArmInteractionPoint.Mode;
+import com.simibubi.create.foundation.networking.AllPackets;
+
+import net.minecraft.block.BlockState;
+import net.minecraft.client.Minecraft;
+import net.minecraft.entity.player.PlayerEntity;
+import net.minecraft.item.ItemStack;
+import net.minecraft.util.ActionResultType;
+import net.minecraft.util.math.BlockPos;
+import net.minecraft.util.math.shapes.VoxelShape;
+import net.minecraft.world.World;
+import net.minecraftforge.api.distmarker.Dist;
+import net.minecraftforge.event.entity.player.PlayerInteractEvent;
+import net.minecraftforge.eventbus.api.SubscribeEvent;
+import net.minecraftforge.fml.common.Mod.EventBusSubscriber;
+
+@EventBusSubscriber(value = Dist.CLIENT)
+public class ArmInteractionPointHandler {
+
+	static Map<BlockPos, ArmInteractionPoint> currentSelection = new HashMap<>();
+	static ItemStack currentItem;
+
+	@SubscribeEvent
+	public static void rightClickingBlocksSelectsThem(PlayerInteractEvent.RightClickBlock event) {
+		if (currentItem == null)
+			return;
+		BlockPos pos = event.getPos();
+		World world = event.getWorld();
+		if (!world.isRemote)
+			return;
+
+		if (!currentSelection.containsKey(pos)) {
+			ArmInteractionPoint point = ArmInteractionPoint.createAt(world, pos);
+			if (point == null)
+				return;
+			currentSelection.put(pos, point);
+		}
+
+		currentSelection.get(pos)
+			.cycleMode();
+		event.setCanceled(true);
+		event.setCancellationResult(ActionResultType.SUCCESS);
+	}
+
+	@SubscribeEvent
+	public static void leftClickingBlocksDeselectsThem(PlayerInteractEvent.LeftClickBlock event) {
+		if (currentItem == null)
+			return;
+		if (!event.getWorld().isRemote)
+			return;
+		BlockPos pos = event.getPos();
+		if (currentSelection.remove(pos) != null) {
+			event.setCanceled(true);
+			event.setCancellationResult(ActionResultType.SUCCESS);
+		}
+	}
+
+	public static void flushSettings(BlockPos pos) {
+		if (currentItem == null)
+			return;
+		AllPackets.channel.sendToServer(new ArmPlacementPacket(currentSelection.values(), pos));
+		currentSelection.clear();
+		currentItem = null;
+	}
+
+	public static void tick() {
+		PlayerEntity player = Minecraft.getInstance().player;
+		World world = Minecraft.getInstance().world;
+		if (player == null)
+			return;
+
+		ItemStack heldItemMainhand = player.getHeldItemMainhand();
+		if (!AllBlocks.MECHANICAL_ARM.isIn(heldItemMainhand)) {
+			currentItem = null;
+			return;
+		}
+		if (heldItemMainhand != currentItem) {
+			currentSelection.clear();
+			currentItem = heldItemMainhand;
+		}
+
+		for (Iterator<Entry<BlockPos, ArmInteractionPoint>> iterator = currentSelection.entrySet()
+			.iterator(); iterator.hasNext();) {
+			Entry<BlockPos, ArmInteractionPoint> entry = iterator.next();
+			BlockPos pos = entry.getKey();
+			BlockState state = world.getBlockState(pos);
+			ArmInteractionPoint point = entry.getValue();
+
+			if (!point.isValid(state)) {
+				iterator.remove();
+				continue;
+			}
+
+			VoxelShape shape = state.getShape(world, pos);
+			if (shape.isEmpty())
+				continue;
+
+			int color = point.mode == Mode.DEPOSIT ? 0xffcb74 : 0x4f8a8b;
+			CreateClient.outliner.showAABB(point, shape.getBoundingBox()
+				.offset(pos))
+				.colored(color)
+				.lineWidth(1 / 16f);
+		}
+	}
+
+}

src/main/java/com/simibubi/create/content/logistics/block/mechanicalArm/ArmItem.java

@@ -0,0 +1,45 @@
+package com.simibubi.create.content.logistics.block.mechanicalArm;
+
+import net.minecraft.block.Block;
+import net.minecraft.block.BlockState;
+import net.minecraft.entity.player.PlayerEntity;
+import net.minecraft.item.BlockItem;
+import net.minecraft.item.ItemStack;
+import net.minecraft.item.ItemUseContext;
+import net.minecraft.util.ActionResultType;
+import net.minecraft.util.math.BlockPos;
+import net.minecraft.world.World;
+import net.minecraftforge.api.distmarker.Dist;
+import net.minecraftforge.fml.DistExecutor;
+import net.minecraftforge.fml.common.Mod.EventBusSubscriber;
+
+@EventBusSubscriber
+public class ArmItem extends BlockItem {
+
+	public ArmItem(Block p_i48527_1_, Properties p_i48527_2_) {
+		super(p_i48527_1_, p_i48527_2_);
+	}
+
+	@Override
+	public ActionResultType onItemUse(ItemUseContext ctx) {
+		if (ArmInteractionPoint.isInteractable(ctx.getWorld()
+			.getBlockState(ctx.getPos())))
+			return ActionResultType.SUCCESS;
+		return super.onItemUse(ctx);
+	}
+
+	@Override
+	protected boolean onBlockPlaced(BlockPos pos, World world, PlayerEntity p_195943_3_, ItemStack p_195943_4_,
+		BlockState p_195943_5_) {
+		if (world.isRemote)
+			DistExecutor.runWhenOn(Dist.CLIENT, () -> () -> ArmInteractionPointHandler.flushSettings(pos));
+		return super.onBlockPlaced(pos, world, p_195943_3_, p_195943_4_, p_195943_5_);
+	}
+
+	@Override
+	public boolean canPlayerBreakBlockWhileHolding(BlockState state, World p_195938_2_, BlockPos p_195938_3_,
+		PlayerEntity p_195938_4_) {
+		return !ArmInteractionPoint.isInteractable(state);
+	}
+
+}

src/main/java/com/simibubi/create/content/logistics/block/mechanicalArm/ArmPlacementPacket.java

@@ -0,0 +1,70 @@
+package com.simibubi.create.content.logistics.block.mechanicalArm;
+
+import java.util.Collection;
+import java.util.function.Supplier;
+
+import com.simibubi.create.foundation.networking.SimplePacketBase;
+
+import net.minecraft.entity.player.ServerPlayerEntity;
+import net.minecraft.nbt.CompoundNBT;
+import net.minecraft.nbt.ListNBT;
+import net.minecraft.network.PacketBuffer;
+import net.minecraft.tileentity.TileEntity;
+import net.minecraft.util.math.BlockPos;
+import net.minecraft.world.World;
+import net.minecraftforge.common.util.Constants.NBT;
+import net.minecraftforge.fml.network.NetworkEvent.Context;
+
+public class ArmPlacementPacket extends SimplePacketBase {
+
+	private Collection<ArmInteractionPoint> points;
+	private ListNBT receivedTag;
+	private BlockPos pos;
+
+	public ArmPlacementPacket(Collection<ArmInteractionPoint> points, BlockPos pos) {
+		this.points = points;
+		this.pos = pos;
+	}
+
+	public ArmPlacementPacket(PacketBuffer buffer) {
+		CompoundNBT nbt = buffer.readCompoundTag();
+		receivedTag = nbt.getList("Points", NBT.TAG_COMPOUND);
+		pos = buffer.readBlockPos();
+	}
+
+	@Override
+	public void write(PacketBuffer buffer) {
+		CompoundNBT nbt = new CompoundNBT();
+		ListNBT pointsNBT = new ListNBT();
+		points.stream()
+			.map(ArmInteractionPoint::serialize)
+			.forEach(pointsNBT::add);
+		nbt.put("Points", pointsNBT);
+		buffer.writeCompoundTag(nbt);
+		buffer.writeBlockPos(pos);
+	}
+
+	@Override
+	public void handle(Supplier<Context> context) {
+		context.get()
+			.enqueueWork(() -> {
+				ServerPlayerEntity player = context.get()
+					.getSender();
+				if (player == null)
+					return;
+				World world = player.world;
+				if (world == null)
+					return;
+				TileEntity tileEntity = world.getTileEntity(pos);
+				if (tileEntity == null || !(tileEntity instanceof ArmTileEntity))
+					return;
+
+				ArmTileEntity arm = (ArmTileEntity) tileEntity;
+				arm.interactionPointTag = receivedTag;
+			});
+		context.get()
+			.setPacketHandled(true);
+
+	}
+
+}

src/main/java/com/simibubi/create/content/logistics/block/mechanicalArm/ArmRenderer.java

@@ -5,17 +5,19 @@ import com.mojang.blaze3d.vertex.IVertexBuilder;
 import com.simibubi.create.AllBlockPartials;
 import com.simibubi.create.content.contraptions.base.KineticTileEntity;
 import com.simibubi.create.content.contraptions.base.KineticTileEntityRenderer;
-import com.simibubi.create.foundation.utility.AnimationTickHolder;
-import com.simibubi.create.foundation.utility.ColorHelper;
 import com.simibubi.create.foundation.utility.Iterate;
 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.ItemRenderer;
 import net.minecraft.client.renderer.RenderType;
+import net.minecraft.client.renderer.model.ItemCameraTransforms.TransformType;
 import net.minecraft.client.renderer.tileentity.TileEntityRendererDispatcher;
-import net.minecraft.util.math.MathHelper;
+import net.minecraft.item.BlockItem;
+import net.minecraft.item.ItemStack;
 
 public class ArmRenderer extends KineticTileEntityRenderer {
 
@@ -24,25 +26,15 @@ public class ArmRenderer extends KineticTileEntityRenderer {
 	}
 
 	@Override
-	protected void renderSafe(KineticTileEntity te, float partialTicks, MatrixStack ms, IRenderTypeBuffer buffer,
+	protected void renderSafe(KineticTileEntity te, float pt, MatrixStack ms, IRenderTypeBuffer buffer, int light,
-		int light, int overlay) {
+		int overlay) {
-		super.renderSafe(te, partialTicks, ms, buffer, light, overlay);
+		super.renderSafe(te, pt, ms, buffer, light, overlay);
+		ArmTileEntity arm = (ArmTileEntity) te;
 		IVertexBuilder builder = buffer.getBuffer(RenderType.getSolid());
 		BlockState blockState = te.getBlockState();
 		MatrixStacker msr = MatrixStacker.of(ms);
-		
-		float angle = 0;
-		float clawAngle = -25;
-		float otherAngle = 0;
 		int color = 0xFFFFFF;
 
-		boolean rave = te instanceof ArmTileEntity && ((ArmTileEntity) te).debugRave;
-		if (rave) {
-			clawAngle = angle = MathHelper.lerp((MathHelper.sin(AnimationTickHolder.getRenderTick() / 2) + 1) / 2, -45, 15);
-			otherAngle = MathHelper.lerp((MathHelper.sin(AnimationTickHolder.getRenderTick() / 4) + 1) / 2, -95, 95);
-			color = ColorHelper.rainbowColor(AnimationTickHolder.ticks * 100);
-		}
-		
 		ms.push();
 
 		SuperByteBuffer base = AllBlockPartials.ARM_BASE.renderOn(blockState);
@@ -55,33 +47,51 @@ public class ArmRenderer extends KineticTileEntityRenderer {
 		msr.centre();
 
 		ms.translate(0, 4 / 16d, 0);
-		msr.rotateY(rave ? AnimationTickHolder.getRenderTick() * 10 : 0);
+		msr.rotateY(arm.baseAngle.get(pt));
 		base.renderInto(ms, builder);
 
 		ms.translate(0, 1 / 16d, -2 / 16d);
-		msr.rotateX(angle);
+		msr.rotateX(arm.lowerArmAngle.get(pt) - 135);
 		ms.translate(0, -1 / 16d, 0);
-		lowerBody.color(color).renderInto(ms, builder);
+		lowerBody.color(color)
+			.renderInto(ms, builder);
 
 		ms.translate(0, 12 / 16d, 12 / 16d);
-		msr.rotateX(-otherAngle / 2f);
+		msr.rotateX(arm.upperArmAngle.get(pt) - 90);
-		upperBody.color(color).renderInto(ms, builder);
+		upperBody.color(color)
+			.renderInto(ms, builder);
 
 		ms.translate(0, 11 / 16d, -11 / 16d);
-		msr.rotateX(-angle);
+		msr.rotateX(arm.headAngle.get(pt));
 		head.renderInto(ms, builder);
 
 		ms.translate(0, 0, -4 / 16d);
 		claw.renderInto(ms, builder);
+		ItemStack item = arm.heldItem;
+		ItemRenderer itemRenderer = Minecraft.getInstance()
+			.getItemRenderer();
+		boolean hasItem = !item.isEmpty();
+		boolean isBlockItem = hasItem && (item.getItem() instanceof BlockItem)
+			&& itemRenderer.getItemModelWithOverrides(item, Minecraft.getInstance().world, null)
+				.isGui3d();
 		
 		for (int flip : Iterate.positiveAndNegative) {
 			ms.push();
 			ms.translate(0, flip * 3 / 16d, -1 / 16d);
-			msr.rotateX(flip * clawAngle);
+			msr.rotateX(flip * (hasItem ? isBlockItem ? 0 : -35 : 0));
 			clawGrip.renderInto(ms, builder);
 			ms.pop();
 		}
 
+		if (hasItem) {
+			float itemScale = isBlockItem ? .5f : .625f;
+			msr.rotateX(90);
+			ms.translate(0, -4 / 16f, 0);
+			ms.scale(itemScale, itemScale, itemScale);
+			itemRenderer
+				.renderItem(item, TransformType.FIXED, light, overlay, ms, buffer);
+		}
+
 		ms.pop();
 	}
 

src/main/java/com/simibubi/create/content/logistics/block/mechanicalArm/ArmTileEntity.java

@@ -1,30 +1,232 @@
 package com.simibubi.create.content.logistics.block.mechanicalArm;
 
-import com.simibubi.create.content.contraptions.base.KineticTileEntity;
+import java.util.ArrayList;
+import java.util.List;
 
+import javax.annotation.Nullable;
+
+import com.simibubi.create.content.contraptions.base.KineticTileEntity;
+import com.simibubi.create.content.logistics.block.mechanicalArm.ArmInteractionPoint.Mode;
+import com.simibubi.create.foundation.gui.widgets.InterpolatedAngle;
+import com.simibubi.create.foundation.utility.AngleHelper;
+import com.simibubi.create.foundation.utility.NBTHelper;
+
+import net.minecraft.item.ItemStack;
 import net.minecraft.nbt.CompoundNBT;
+import net.minecraft.nbt.INBT;
+import net.minecraft.nbt.ListNBT;
 import net.minecraft.tileentity.TileEntityType;
+import net.minecraft.util.math.MathHelper;
+import net.minecraftforge.common.util.Constants.NBT;
 
 public class ArmTileEntity extends KineticTileEntity {
 
-	boolean debugRave;
+	// Server
+	List<ArmInteractionPoint> inputs;
+	List<ArmInteractionPoint> outputs;
+	ListNBT interactionPointTag;
+
+	// Both
+	float chasedPointProgress;
+	int chasedPointIndex;
+	ItemStack heldItem;
+	Phase phase;
+
+	// Client
+	ArmAngleTarget previousTarget;
+	InterpolatedAngle lowerArmAngle;
+	InterpolatedAngle upperArmAngle;
+	InterpolatedAngle baseAngle;
+	InterpolatedAngle headAngle;
+	InterpolatedAngle clawAngle;
+	float previousBaseAngle;
+	boolean updateInteractionPoints;
+
+	enum Phase {
+		SEARCH_INPUTS, MOVE_TO_INPUT, SEARCH_OUTPUTS, MOVE_TO_OUTPUT, IDLE
+	}
 
 	public ArmTileEntity(TileEntityType<?> typeIn) {
 		super(typeIn);
+		inputs = new ArrayList<>();
+		outputs = new ArrayList<>();
+		heldItem = ItemStack.EMPTY;
+		phase = Phase.SEARCH_INPUTS;
+		baseAngle = new InterpolatedAngle();
+		lowerArmAngle = new InterpolatedAngle();
+		upperArmAngle = new InterpolatedAngle();
+		headAngle = new InterpolatedAngle();
+		clawAngle = new InterpolatedAngle();
+		previousTarget = ArmAngleTarget.NO_TARGET;
+		previousBaseAngle = previousTarget.baseAngle;
+		updateInteractionPoints = true;
+	}
+
+	@Override
+	public void tick() {
+		super.tick();
+		initInteractionPoints();
+		tickMovementProgress();
+
+		if (world.isRemote)
+			return;
+		if (chasedPointProgress < 1)
+			return;
+		if (phase == Phase.MOVE_TO_INPUT)
+			collectItem();
+		if (phase == Phase.MOVE_TO_OUTPUT)
+			depositItem();
 	}
 
 	@Override
 	public void lazyTick() {
-		if (hasWorld()) 
-			if (world.rand.nextInt(100) == 0) 
-				toggleRave();
 		super.lazyTick();
-	}
 
-	public void toggleRave() {
 		if (world.isRemote)
 			return;
-		debugRave = !debugRave;
+		if (chasedPointProgress < .5f)
+			return;
+		if (phase == Phase.SEARCH_INPUTS)
+			searchForItem();
+		if (phase == Phase.SEARCH_OUTPUTS)
+			searchForDestination();
+	}
+
+	private void tickMovementProgress() {
+		chasedPointProgress += Math.min(256, Math.abs(getSpeed())) / 1024f;
+		if (chasedPointProgress > 1)
+			chasedPointProgress = 1;
+		if (!world.isRemote)
+			return;
+
+		ArmInteractionPoint targetedInteractionPoint = getTargetedInteractionPoint();
+		ArmAngleTarget previousTarget = this.previousTarget;
+		ArmAngleTarget target =
+			targetedInteractionPoint == null ? ArmAngleTarget.NO_TARGET : targetedInteractionPoint.getTargetAngles(pos);
+
+		baseAngle.set(AngleHelper.angleLerp(chasedPointProgress, previousBaseAngle,
+			target == ArmAngleTarget.NO_TARGET ? previousBaseAngle : target.baseAngle));
+
+		// Arm's angles first backup to resting position and then continue
+		if (chasedPointProgress < .5f)
+			target = ArmAngleTarget.NO_TARGET;
+		else
+			previousTarget = ArmAngleTarget.NO_TARGET;
+		float progress = chasedPointProgress == 1 ? 1 : (chasedPointProgress % .5f) * 2;
+
+		lowerArmAngle.set(MathHelper.lerp(progress, previousTarget.lowerArmAngle, target.lowerArmAngle));
+		upperArmAngle.set(MathHelper.lerp(progress, previousTarget.upperArmAngle, target.upperArmAngle));
+		headAngle.set(AngleHelper.angleLerp(progress, previousTarget.headAngle, target.headAngle));
+	}
+
+	@Nullable
+	private ArmInteractionPoint getTargetedInteractionPoint() {
+		if (chasedPointIndex == -1)
+			return null;
+		if (phase == Phase.MOVE_TO_INPUT && chasedPointIndex < inputs.size())
+			return inputs.get(chasedPointIndex);
+		if (phase == Phase.MOVE_TO_OUTPUT && chasedPointIndex < outputs.size())
+			return outputs.get(chasedPointIndex);
+		return null;
+	}
+
+	protected void searchForItem() {
+		for (int index = 0; index < inputs.size(); index++) {
+			ArmInteractionPoint armInteractionPoint = inputs.get(index);
+			for (int i = 0; i < armInteractionPoint.getSlotCount(world); i++) {
+				if (getDistributableAmount(armInteractionPoint, i) == 0)
+					continue;
+
+				phase = Phase.MOVE_TO_INPUT;
+				chasedPointIndex = index;
+				chasedPointProgress = 0;
+				sendData();
+				markDirty();
+				return;
+			}
+		}
+	}
+
+	protected void searchForDestination() {
+		ItemStack held = heldItem.copy();
+		for (int index = 0; index < outputs.size(); index++) {
+			ArmInteractionPoint armInteractionPoint = outputs.get(index);
+			ItemStack remainder = armInteractionPoint.insert(world, held, true);
+			if (remainder.equals(heldItem, false))
+				continue;
+
+			phase = Phase.MOVE_TO_OUTPUT;
+			chasedPointIndex = index;
+			chasedPointProgress = 0;
+			sendData();
+			markDirty();
+			return;
+		}
+	}
+
+	protected int getDistributableAmount(ArmInteractionPoint armInteractionPoint, int i) {
+		ItemStack stack = armInteractionPoint.extract(world, i, true);
+		ItemStack remainder = simulateInsertion(stack);
+		return stack.getCount() - remainder.getCount();
+	}
+
+	protected void depositItem() {
+		ArmInteractionPoint armInteractionPoint = getTargetedInteractionPoint();
+		ItemStack toInsert = heldItem.copy();
+		ItemStack remainder = armInteractionPoint.insert(world, toInsert, false);
+		heldItem = remainder;
+		phase = heldItem.isEmpty() ? Phase.SEARCH_INPUTS : Phase.SEARCH_OUTPUTS;
+		chasedPointProgress = 0;
+		chasedPointIndex = -1;
+		sendData();
+		markDirty();
+	}
+
+	protected void collectItem() {
+		ArmInteractionPoint armInteractionPoint = getTargetedInteractionPoint();
+		for (int i = 0; i < armInteractionPoint.getSlotCount(world); i++) {
+			int amountExtracted = getDistributableAmount(armInteractionPoint, i);
+			if (amountExtracted == 0)
+				continue;
+
+			heldItem = armInteractionPoint.extract(world, i, amountExtracted, false);
+			phase = Phase.SEARCH_OUTPUTS;
+			chasedPointProgress = 0;
+			chasedPointIndex = -1;
+			sendData();
+			markDirty();
+			return;
+		}
+		
+		phase = Phase.SEARCH_INPUTS;
+		chasedPointProgress = 0;
+		chasedPointIndex = -1;
+		sendData();
+		markDirty();
+	}
+
+	private ItemStack simulateInsertion(ItemStack stack) {
+		for (ArmInteractionPoint armInteractionPoint : outputs) {
+			stack = armInteractionPoint.insert(world, stack, true);
+			if (stack.isEmpty())
+				break;
+		}
+		return stack;
+	}
+
+	protected void initInteractionPoints() {
+		if (interactionPointTag == null)
+			return;
+		inputs.clear();
+		outputs.clear();
+		for (INBT inbt : interactionPointTag) {
+			ArmInteractionPoint point = ArmInteractionPoint.deserialize(world, (CompoundNBT) inbt);
+			if (point.mode == Mode.DEPOSIT)
+				outputs.add(point);
+			if (point.mode == Mode.TAKE)
+				inputs.add(point);
+		}
+		interactionPointTag = null;
 		markDirty();
 		sendData();
 	}
@@ -32,14 +234,64 @@ public class ArmTileEntity extends KineticTileEntity {
 	@Override
 	public CompoundNBT write(CompoundNBT compound) {
 		super.write(compound);
-		compound.putBoolean("DebugRave", debugRave);
+
+		ListNBT pointsNBT = new ListNBT();
+		inputs.stream()
+			.map(ArmInteractionPoint::serialize)
+			.forEach(pointsNBT::add);
+		outputs.stream()
+			.map(ArmInteractionPoint::serialize)
+			.forEach(pointsNBT::add);
+
+		NBTHelper.writeEnum(compound, "Phase", phase);
+		compound.put("InterationPoints", pointsNBT);
+		compound.put("HeldItem", heldItem.serializeNBT());
+		compound.putInt("TargetPointIndex", chasedPointIndex);
+		compound.putFloat("MovementProgress", chasedPointProgress);
+		return compound;
+	}
+
+	@Override
+	public CompoundNBT writeToClient(CompoundNBT compound) {
+		super.writeToClient(compound);
+		if (interactionPointTag != null)
+			compound.put("InitialInterationPoints", interactionPointTag);
 		return compound;
 	}
 
 	@Override
 	public void read(CompoundNBT compound) {
 		super.read(compound);
-		debugRave = compound.getBoolean("DebugRave");
+		heldItem = ItemStack.read(compound.getCompound("HeldItem"));
+		phase = NBTHelper.readEnum(compound, "Phase", Phase.class);
+		chasedPointIndex = compound.getInt("TargetPointIndex");
+		chasedPointProgress = compound.getFloat("MovementProgress");
+
+		if (!hasWorld() || !world.isRemote || updateInteractionPoints)
+			interactionPointTag = compound.getList("InterationPoints", NBT.TAG_COMPOUND);
+		updateInteractionPoints = false;
+	}
+
+	@Override
+	public void readClientUpdate(CompoundNBT tag) {
+		int previousIndex = chasedPointIndex;
+		Phase previousPhase = phase;
+
+		super.readClientUpdate(tag);
+
+		if (previousIndex != chasedPointIndex || (previousPhase != phase)) {
+			ArmInteractionPoint previousPoint = null;
+			if (previousPhase == Phase.MOVE_TO_INPUT && previousIndex < inputs.size())
+				previousPoint = inputs.get(previousIndex);
+			if (previousPhase == Phase.MOVE_TO_OUTPUT && previousIndex < outputs.size())
+				previousPoint = outputs.get(previousIndex);
+			previousTarget = previousPoint == null ? ArmAngleTarget.NO_TARGET : previousPoint.getTargetAngles(pos);
+			if (previousPoint != null)
+				previousBaseAngle = previousPoint.getTargetAngles(pos).baseAngle;
+		}
+
+		if (tag.contains("InitialInterationPoints"))
+			interactionPointTag = tag.getList("InitialInterationPoints", NBT.TAG_COMPOUND);
 	}
 
 }

src/main/java/com/simibubi/create/content/logistics/item/filter/FilterScreenPacket.java

@@ -43,6 +43,8 @@ public class FilterScreenPacket extends SimplePacketBase {
 	public void handle(Supplier<Context> context) {
 		context.get().enqueueWork(() -> {
 			ServerPlayerEntity player = context.get().getSender();
+			if (player == null)
+				return;
 			
 			if (player.openContainer instanceof AbstractFilterContainer) {
 				AbstractFilterContainer c = (AbstractFilterContainer) player.openContainer;

src/main/java/com/simibubi/create/content/schematics/packet/ConfigureSchematicannonPacket.java

@@ -49,6 +49,8 @@ public class ConfigureSchematicannonPacket extends SimplePacketBase {
 	public void handle(Supplier<Context> context) {
 		context.get().enqueueWork(() -> {
 			ServerPlayerEntity player = context.get().getSender();
+			if (player == null)
+				return;
 			World world = player.world;
 			if (world == null)
 				return;

src/main/java/com/simibubi/create/content/schematics/packet/SchematicPlacePacket.java

@@ -32,6 +32,8 @@ public class SchematicPlacePacket extends SimplePacketBase {
 	public void handle(Supplier<Context> context) {
 		context.get().enqueueWork(() -> {
 			ServerPlayerEntity player = context.get().getSender();
+			if (player == null)
+				return;
 			Template t = SchematicItem.loadSchematic(stack);
 			PlacementSettings settings = SchematicItem.getSettings(stack);
 			settings.setIgnoreEntities(false);

src/main/java/com/simibubi/create/content/schematics/packet/SchematicUploadPacket.java

@@ -68,6 +68,8 @@ public class SchematicUploadPacket extends SimplePacketBase {
 			.enqueueWork(() -> {
 				ServerPlayerEntity player = context.get()
 					.getSender();
+				if (player == null)
+					return;
 				if (code == BEGIN) {
 					BlockPos pos = ((SchematicTableContainer) player.openContainer).getTileEntity()
 						.getPos();

src/main/java/com/simibubi/create/foundation/gui/widgets/InterpolatedAngle.java

@@ -0,0 +1,11 @@
+package com.simibubi.create.foundation.gui.widgets;
+
+import com.simibubi.create.foundation.utility.AngleHelper;
+
+public class InterpolatedAngle extends InterpolatedValue {
+	
+	public float get(float partialTicks) {
+		return AngleHelper.angleLerp(partialTicks, lastValue, value);
+	}
+
+}

src/main/java/com/simibubi/create/foundation/gui/widgets/InterpolatedChasingAngle.java

@@ -4,6 +4,10 @@ import com.simibubi.create.foundation.utility.AngleHelper;
 
 public class InterpolatedChasingAngle extends InterpolatedChasingValue {
 
+	public float get(float partialTicks) {
+		return AngleHelper.angleLerp(partialTicks, lastValue, value);
+	}
+	
 	@Override
 	protected float getCurrentDiff() {
 		return AngleHelper.getShortestAngleDiff(value, getTarget());

src/main/java/com/simibubi/create/foundation/networking/AllPackets.java

@@ -12,6 +12,7 @@ import com.simibubi.create.content.contraptions.relays.advanced.sequencer.Config
 import com.simibubi.create.content.curiosities.symmetry.SymmetryEffectPacket;
 import com.simibubi.create.content.curiosities.tools.ExtendoGripInteractionPacket;
 import com.simibubi.create.content.curiosities.zapper.ZapperBeamPacket;
+import com.simibubi.create.content.logistics.block.mechanicalArm.ArmPlacementPacket;
 import com.simibubi.create.content.logistics.item.filter.FilterScreenPacket;
 import com.simibubi.create.content.logistics.packet.ConfigureFlexcratePacket;
 import com.simibubi.create.content.logistics.packet.ConfigureStockswitchPacket;
@@ -44,6 +45,7 @@ public enum AllPackets {
 	CONFIGURE_SCROLLABLE(ScrollValueUpdatePacket.class, ScrollValueUpdatePacket::new),
 	CANCEL_FALL(CancelPlayerFallPacket.class, CancelPlayerFallPacket::new),
 	EXTENDO_INTERACT(ExtendoGripInteractionPacket.class, ExtendoGripInteractionPacket::new),
+	PLACE_ARM(ArmPlacementPacket.class, ArmPlacementPacket::new),
 
 	// Server to Client
 	SYMMETRY_EFFECT(SymmetryEffectPacket.class, SymmetryEffectPacket::new),

src/main/java/com/simibubi/create/foundation/networking/NbtPacket.java

@@ -40,6 +40,8 @@ public class NbtPacket extends SimplePacketBase {
 	public void handle(Supplier<Context> context) {
 		context.get().enqueueWork(() -> {
 			ServerPlayerEntity player = context.get().getSender();
+			if (player == null)
+				return;
 			
 			if (slot == -1) {
 				ItemStack heldItem = player.getHeldItem(hand);

src/main/java/com/simibubi/create/foundation/networking/TileEntityConfigurationPacket.java

@@ -35,6 +35,8 @@ public abstract class TileEntityConfigurationPacket<TE extends SyncedTileEntity>
 	public void handle(Supplier<Context> context) {
 		context.get().enqueueWork(() -> {
 			ServerPlayerEntity player = context.get().getSender();
+			if (player == null)
+				return;
 			World world = player.world;
 
 			if (world == null || world.getTileEntity(pos) == null)

src/main/java/com/simibubi/create/foundation/utility/NBTHelper.java

@@ -12,8 +12,9 @@ import net.minecraft.util.math.AxisAlignedBB;
 
 public class NBTHelper {
 
-	public static <T extends Enum<?>> T readEnum(String name, Class<T> enumClass) {
+	public static <T extends Enum<?>> T readEnum(CompoundNBT nbt, String key, Class<T> enumClass) {
 		T[] enumConstants = enumClass.getEnumConstants();
+		String name = nbt.getString(key);
 		if (enumConstants == null)
 			throw new IllegalArgumentException("Non-Enum class passed to readEnum(): " + enumClass.getName());
 		for (T t : enumConstants) {
@@ -23,8 +24,8 @@ public class NBTHelper {
 		return enumConstants[0];
 	}
 	
-	public static <T extends Enum<?>> String writeEnum(T enumConstant) {
+	public static <T extends Enum<?>> void writeEnum(CompoundNBT nbt, String key, T enumConstant) {
-		return enumConstant.name();
+		nbt.putString(key, enumConstant.name());
 	}
 	
 	public static <T> ListNBT writeCompoundList(List<T> list, Function<T, CompoundNBT> serializer) {

src/main/resources/assets/create/models/block/mechanical_arm/flag/long_in.json

@@ -0,0 +1,31 @@
+{
+	"credit": "Made with Blockbench",
+	"parent": "block/block",
+	"textures": {
+		"4": "create:block/marker_flag"
+	},
+	"elements": [
+		{
+			"from": [0, 0, 0],
+			"to": [1, 16, 1],
+			"rotation": {"angle": 0, "axis": "y", "origin": [8, -3, 10]},
+			"faces": {
+				"north": {"uv": [1, 0, 2, 16], "texture": "#4"},
+				"east": {"uv": [0, 0, 1, 16], "texture": "#4"},
+				"south": {"uv": [1, 0, 2, 16], "texture": "#4"},
+				"west": {"uv": [0, 0, 1, 16], "texture": "#4"},
+				"up": {"uv": [0, 0, 1, 1], "texture": "#4"},
+				"down": {"uv": [0, 0, 1, 1], "texture": "#4"}
+			}
+		},
+		{
+			"from": [0.4, 7.5, 1],
+			"to": [0.4, 15.5, 9],
+			"rotation": {"angle": 0, "axis": "y", "origin": [8, -3, 10]},
+			"faces": {
+				"east": {"uv": [16, 0, 8, 8], "texture": "#4", "tintindex": 0},
+				"west": {"uv": [8, 0, 16, 8], "texture": "#4", "tintindex": 0}
+			}
+		}
+	]
+}

src/main/resources/assets/create/models/block/mechanical_arm/flag/long_out.json

@@ -0,0 +1,31 @@
+{
+	"credit": "Made with Blockbench",
+	"parent": "block/block",
+	"textures": {
+		"4": "create:block/marker_flag"
+	},
+	"elements": [
+		{
+			"from": [0, 0, 0],
+			"to": [1, 16, 1],
+			"rotation": {"angle": 0, "axis": "y", "origin": [8, -3, 10]},
+			"faces": {
+				"north": {"uv": [1, 0, 2, 16], "texture": "#4"},
+				"east": {"uv": [0, 0, 1, 16], "texture": "#4"},
+				"south": {"uv": [1, 0, 2, 16], "texture": "#4"},
+				"west": {"uv": [0, 0, 1, 16], "texture": "#4"},
+				"up": {"uv": [0, 0, 1, 1], "texture": "#4"},
+				"down": {"uv": [0, 0, 1, 1], "texture": "#4"}
+			}
+		},
+		{
+			"from": [0.4, 7.5, 1],
+			"to": [0.4, 15.5, 9],
+			"rotation": {"angle": 0, "axis": "y", "origin": [8, -3, 10]},
+			"faces": {
+				"east": {"uv": [16, 8, 8, 16], "texture": "#4", "tintindex": 0},
+				"west": {"uv": [8, 8, 16, 16], "texture": "#4", "tintindex": 0}
+			}
+		}
+	]
+}

src/main/resources/assets/create/models/block/mechanical_arm/flag/short_in.json

@@ -0,0 +1,31 @@
+{
+	"credit": "Made with Blockbench",
+	"parent": "block/block",
+	"textures": {
+		"4": "create:block/marker_flag"
+	},
+	"elements": [
+		{
+			"from": [0, 0, 0],
+			"to": [1, 8, 1],
+			"rotation": {"angle": 0, "axis": "y", "origin": [8, -3, 10]},
+			"faces": {
+				"north": {"uv": [1, 8, 2, 16], "texture": "#4"},
+				"east": {"uv": [0, 0, 1, 8], "texture": "#4"},
+				"south": {"uv": [1, 0, 2, 8], "texture": "#4"},
+				"west": {"uv": [0, 0, 1, 8], "texture": "#4"},
+				"up": {"uv": [0, 0, 1, 1], "texture": "#4"},
+				"down": {"uv": [0, 0, 1, 1], "texture": "#4"}
+			}
+		},
+		{
+			"from": [0.4, -0.5, 1],
+			"to": [0.4, 7.5, 9],
+			"rotation": {"angle": 0, "axis": "y", "origin": [8, -3, 10]},
+			"faces": {
+				"east": {"uv": [16, 0, 8, 8], "texture": "#4", "tintindex": 0},
+				"west": {"uv": [8, 0, 16, 8], "texture": "#4", "tintindex": 0}
+			}
+		}
+	]
+}

src/main/resources/assets/create/models/block/mechanical_arm/flag/short_out.json

@@ -0,0 +1,31 @@
+{
+	"credit": "Made with Blockbench",
+	"parent": "block/block",
+	"textures": {
+		"4": "create:block/marker_flag"
+	},
+	"elements": [
+		{
+			"from": [0, 0, 0],
+			"to": [1, 8, 1],
+			"rotation": {"angle": 0, "axis": "y", "origin": [8, -3, 10]},
+			"faces": {
+				"north": {"uv": [1, 8, 2, 16], "texture": "#4"},
+				"east": {"uv": [0, 0, 1, 8], "texture": "#4"},
+				"south": {"uv": [1, 0, 2, 8], "texture": "#4"},
+				"west": {"uv": [0, 0, 1, 8], "texture": "#4"},
+				"up": {"uv": [0, 0, 1, 1], "texture": "#4"},
+				"down": {"uv": [0, 0, 1, 1], "texture": "#4"}
+			}
+		},
+		{
+			"from": [0.4, -0.5, 1],
+			"to": [0.4, 7.5, 9],
+			"rotation": {"angle": 0, "axis": "y", "origin": [8, -3, 10]},
+			"faces": {
+				"east": {"uv": [16, 8, 8, 16], "texture": "#4", "tintindex": 0},
+				"west": {"uv": [8, 8, 16, 16], "texture": "#4", "tintindex": 0}
+			}
+		}
+	]
+}