Basic Dynamic cell rendering

src/main/java/techreborn/TechRebornClient.java

@@ -0,0 +1,57 @@
+package techreborn;
+
+import net.fabricmc.api.ClientModInitializer;
+import net.fabricmc.fabric.api.client.model.ModelLoadingRegistry;
+import net.fabricmc.fabric.api.event.client.ClientSpriteRegistryCallback;
+import net.minecraft.client.render.model.BakedModel;
+import net.minecraft.client.render.model.ModelBakeSettings;
+import net.minecraft.client.render.model.ModelLoader;
+import net.minecraft.client.render.model.UnbakedModel;
+import net.minecraft.client.texture.Sprite;
+import net.minecraft.client.texture.SpriteAtlasTexture;
+import net.minecraft.util.Identifier;
+import techreborn.client.render.DyamicCellBakedModel;
+
+import javax.annotation.Nullable;
+import java.util.Collection;
+import java.util.Collections;
+import java.util.Set;
+import java.util.function.Function;
+
+public class TechRebornClient implements ClientModInitializer {
+
+	@Override
+	public void onInitializeClient() {
+		ClientSpriteRegistryCallback.event(SpriteAtlasTexture.BLOCK_ATLAS_TEX)
+			.register((spriteAtlasTexture, registry) -> registry.register(new Identifier("techreborn:item/cell_base")));
+
+		ModelLoadingRegistry.INSTANCE.registerVariantProvider(resourceManager -> (modelIdentifier, modelProviderContext) -> {
+			if(!modelIdentifier.getNamespace().equals("techreborn")){
+				return null;
+			}
+			if(!modelIdentifier.getPath().equals("cell")){
+				return null;
+			}
+			return new UnbakedModel() {
+				@Override
+				public Collection<Identifier> getModelDependencies() {
+					return Collections.emptyList();
+				}
+
+				@Override
+				public Collection<Identifier> getTextureDependencies(Function<Identifier, UnbakedModel> function, Set<String> set) {
+					return Collections.emptyList();
+				}
+
+				@Nullable
+				@Override
+				public BakedModel bake(ModelLoader modelLoader, Function<Identifier, Sprite> function, ModelBakeSettings modelBakeSettings) {
+					return new DyamicCellBakedModel();
+				}
+			};
+		});
+	}
+
+
+
+}

src/main/java/techreborn/blockentity/IndustrialCentrifugeBlockEntity.java

@@ -40,7 +40,7 @@ import techreborn.TechReborn;
 import techreborn.init.ModRecipes;
 import techreborn.init.TRContent;
 import techreborn.init.TRBlockEntities;
-import techreborn.items.DynamicCell;
+import techreborn.items.ItemDynamicCell;
 
 import java.util.List;
 
@@ -65,8 +65,8 @@ public class IndustrialCentrifugeBlockEntity extends GenericMachineBlockEntity i
 	public BuiltContainer createContainer(int syncID, final PlayerEntity player) {
 		return new ContainerBuilder("centrifuge").player(player.inventory).inventory().hotbar()
 			.addInventory().blockEntity(this)
-			.filterSlot(1, 40, 54, stack -> ItemUtils.isItemEqual(stack, DynamicCell.getEmptyCell(1), true, true))
+			.filterSlot(1, 40, 54, stack -> ItemUtils.isItemEqual(stack, ItemDynamicCell.getEmptyCell(1), true, true))
-			.filterSlot(0, 40, 34, stack -> !ItemUtils.isItemEqual(stack, DynamicCell.getEmptyCell(1), true, true))
+			.filterSlot(0, 40, 34, stack -> !ItemUtils.isItemEqual(stack, ItemDynamicCell.getEmptyCell(1), true, true))
 			.outputSlot(2, 82, 44).outputSlot(3, 101, 25)
 			.outputSlot(4, 120, 44).outputSlot(5, 101, 63).energySlot(6, 8, 72).syncEnergyValue()
 			.syncCrafterValue().addInventory().create(this, syncID);

src/main/java/techreborn/blockentity/machine/tier1/IndustrialElectrolyzerBlockEntity.java

@@ -37,7 +37,7 @@ import techreborn.TechReborn;
 import techreborn.init.ModRecipes;
 import techreborn.init.TRContent;
 import techreborn.init.TRBlockEntities;
-import techreborn.items.DynamicCell;
+import techreborn.items.ItemDynamicCell;
 import techreborn.blockentity.GenericMachineBlockEntity;
 
 @RebornRegister(TechReborn.MOD_ID)
@@ -61,8 +61,8 @@ public class IndustrialElectrolyzerBlockEntity extends GenericMachineBlockEntity
 	public BuiltContainer createContainer(int syncID, final PlayerEntity player) {
 		return new ContainerBuilder("industrialelectrolyzer").player(player.inventory).inventory().hotbar()
 			.addInventory().blockEntity(this)
-			.filterSlot(1, 47, 72, stack -> ItemUtils.isItemEqual(stack, DynamicCell.getEmptyCell(1), true, true))
+			.filterSlot(1, 47, 72, stack -> ItemUtils.isItemEqual(stack, ItemDynamicCell.getEmptyCell(1), true, true))
-			.filterSlot(0, 81, 72, stack -> !ItemUtils.isItemEqual(stack, DynamicCell.getEmptyCell(1), true, true))
+			.filterSlot(0, 81, 72, stack -> !ItemUtils.isItemEqual(stack, ItemDynamicCell.getEmptyCell(1), true, true))
 			.outputSlot(2, 51, 24).outputSlot(3, 71, 24).outputSlot(4, 91, 24).outputSlot(5, 111, 24)
 			.energySlot(6, 8, 72).syncEnergyValue().syncCrafterValue().addInventory().create(this, syncID);
 	}

src/main/java/techreborn/client/render/DyamicCellBakedModel.java

@@ -0,0 +1,140 @@
+package techreborn.client.render;
+
+import net.fabricmc.fabric.api.client.render.fluid.v1.FluidRenderHandler;
+import net.fabricmc.fabric.api.client.render.fluid.v1.FluidRenderHandlerRegistry;
+import net.fabricmc.fabric.api.renderer.v1.Renderer;
+import net.fabricmc.fabric.api.renderer.v1.RendererAccess;
+import net.fabricmc.fabric.api.renderer.v1.material.RenderMaterial;
+import net.fabricmc.fabric.api.renderer.v1.mesh.Mesh;
+import net.fabricmc.fabric.api.renderer.v1.mesh.MeshBuilder;
+import net.fabricmc.fabric.api.renderer.v1.mesh.MutableQuadView;
+import net.fabricmc.fabric.api.renderer.v1.mesh.QuadEmitter;
+import net.fabricmc.fabric.api.renderer.v1.model.FabricBakedModel;
+import net.fabricmc.fabric.api.renderer.v1.render.RenderContext;
+import net.minecraft.block.BlockState;
+import net.minecraft.client.MinecraftClient;
+import net.minecraft.client.render.model.BakedModel;
+import net.minecraft.client.render.model.BakedQuad;
+import net.minecraft.client.render.model.json.ModelItemPropertyOverrideList;
+import net.minecraft.client.render.model.json.ModelTransformation;
+import net.minecraft.client.texture.Sprite;
+import net.minecraft.entity.LivingEntity;
+import net.minecraft.fluid.Fluid;
+import net.minecraft.item.ItemStack;
+import net.minecraft.util.Identifier;
+import net.minecraft.util.math.BlockPos;
+import net.minecraft.util.math.Direction;
+import net.minecraft.util.registry.Registry;
+import net.minecraft.world.ExtendedBlockView;
+import net.minecraft.world.World;
+
+import javax.annotation.Nullable;
+import java.util.Collections;
+import java.util.List;
+import java.util.Random;
+import java.util.function.Supplier;
+
+public class DyamicCellBakedModel implements BakedModel, FabricBakedModel {
+
+	Sprite base;
+
+	public DyamicCellBakedModel() {
+		base = MinecraftClient.getInstance().getSpriteAtlas().getSprite(new Identifier("techreborn:item/cell_base"));
+	}
+
+	@Override
+	public void emitBlockQuads(ExtendedBlockView blockView, BlockState state, BlockPos pos, Supplier<Random> randomSupplier, RenderContext context) {
+
+	}
+
+	@Override
+	public void emitItemQuads(ItemStack stack, Supplier<Random> randomSupplier, RenderContext context) {
+
+		Fluid fluid = null;
+		if(stack.hasTag() && stack.getTag().containsKey("fluid")){
+			fluid = Registry.FLUID.get(new Identifier(stack.getTag().getString("fluid")));
+		}
+
+		context.meshConsumer().accept(getMesh(fluid));
+	}
+
+	@Override
+	public List<BakedQuad> getQuads(@Nullable BlockState blockState, @Nullable Direction direction, Random random) {
+		return Collections.emptyList();
+	}
+
+	//I have no idea what im doing, this works good enough for me, if you want to make it nicer a PR or tips would be appreciated, thanks.
+	private Mesh getMesh(Fluid fluid){
+		Renderer renderer = RendererAccess.INSTANCE.getRenderer();
+		MeshBuilder builder = renderer.meshBuilder();
+		QuadEmitter emitter = builder.getEmitter();
+
+		RenderMaterial mat = renderer.materialFinder().disableDiffuse(0, true).find();
+
+		//TODO make the base texture 3d somehow
+		emitter.square(Direction.SOUTH, 0, 0, 1, 1, 0)
+			.material(mat)
+			.spriteColor(0, -1, -1, -1, -1)
+			.spriteBake(0, base, MutableQuadView.BAKE_LOCK_UV).emit();
+
+		if(fluid != null){
+			FluidRenderHandler fluidRenderHandler = FluidRenderHandlerRegistry.INSTANCE.get(fluid);
+			if(fluidRenderHandler != null){
+				Sprite fluidSprite = fluidRenderHandler.getFluidSprites(MinecraftClient.getInstance().world, BlockPos.ORIGIN, fluid.getDefaultState())[0];
+				emitter.square(Direction.SOUTH, 0.4F, 0.25F, 0.6F, 0.75F, -0.0001F)
+					.material(mat)
+					.spriteColor(0, -1, -1, -1, -1)
+					.spriteBake(0, fluidSprite, MutableQuadView.BAKE_LOCK_UV).emit();
+			}
+		}
+
+		return builder.build();
+	}
+
+
+	@Override
+	public boolean isVanillaAdapter() {
+		return false;
+	}
+
+	@Override
+	public boolean useAmbientOcclusion() {
+		return true;
+	}
+
+	@Override
+	public boolean hasDepthInGui() {
+		return true;
+	}
+
+	@Override
+	public boolean isBuiltin() {
+		return false;
+	}
+
+	@Override
+	public Sprite getSprite() {
+		return base;
+	}
+
+	@Override
+	public ModelTransformation getTransformation() {
+		return ModelHelper.HANDHELD_ITEM_TRANSFORMS;
+	}
+
+	protected class ItemProxy extends ModelItemPropertyOverrideList {
+		public ItemProxy() {
+			super(null, null, null, Collections.emptyList());
+		}
+
+		@Override
+		public BakedModel apply(BakedModel bakedModel, ItemStack itemStack, World world, LivingEntity livingEntity) {
+			return DyamicCellBakedModel.this;
+		}
+	}
+
+	@Override
+	public ModelItemPropertyOverrideList getItemPropertyOverrides() {
+		return new ItemProxy();
+	}
+}

src/main/java/techreborn/events/ModRegistry.java

@@ -45,7 +45,7 @@ import techreborn.init.TRArmorMaterial;
 import techreborn.init.TRContent;
 import techreborn.init.TRContent.*;
 import techreborn.init.TRToolTier;
-import techreborn.items.DynamicCell;
+import techreborn.items.ItemDynamicCell;
 import techreborn.items.ItemFrequencyTransmitter;
 import techreborn.items.ItemManual;
 import techreborn.items.ItemScrapBox;
@@ -70,7 +70,6 @@ import techreborn.items.tool.vanilla.*;
 import techreborn.utils.InitUtils;
 
 import java.util.Arrays;
-import java.util.function.Consumer;
 
 /**
  * @author drcrazy
@@ -207,7 +206,7 @@ public class ModRegistry {
 		RebornRegistry.registerItem(TRContent.SCRAP_BOX = InitUtils.setup(new ItemScrapBox(), "scrap_box"));
 		RebornRegistry.registerItem(TRContent.MANUAL = InitUtils.setup(new ItemManual(), "manual"));
 		RebornRegistry.registerItem(TRContent.DEBUG_TOOL = InitUtils.setup(new ItemDebugTool(), "debug_tool"));
-		RebornRegistry.registerItem(TRContent.CELL = InitUtils.setup(new DynamicCell(), "cell"));
+		RebornRegistry.registerItem(TRContent.CELL = InitUtils.setup(new ItemDynamicCell(), "cell"));
 
 		TechReborn.LOGGER.debug("TechReborns Items Loaded");
 	}

src/main/java/techreborn/init/ModFluids.java

@@ -101,7 +101,7 @@ public enum ModFluids {
 		Registry.register(Registry.ITEM, identifier, bucket);
 	}
 
-	public Fluid getFluid() {
+	public RebornFluid getFluid() {
 		return stillFluid;
 	}
 

src/main/java/techreborn/init/TRContent.java

@@ -50,7 +50,7 @@ import techreborn.blocks.transformers.BlockLVTransformer;
 import techreborn.blocks.transformers.BlockMVTransformer;
 import techreborn.config.ConfigTechReborn;
 import techreborn.entities.EntityNukePrimed;
-import techreborn.items.DynamicCell;
+import techreborn.items.ItemDynamicCell;
 import techreborn.items.ItemUpgrade;
 import techreborn.utils.InitUtils;
 import techreborn.blockentity.storage.AdjustableSUBlockEntity;
@@ -112,7 +112,7 @@ public class TRContent {
 	public static Item FREQUENCY_TRANSMITTER;
 	public static Item SCRAP_BOX;
 	public static Item MANUAL;
-	public static DynamicCell CELL;
+	public static ItemDynamicCell CELL;
 
 	// Gem armor & tools
 	@Nullable

src/main/java/techreborn/init/recipes/DistillationTowerRecipes.java

@@ -25,7 +25,7 @@
 package techreborn.init.recipes;
 
 import net.minecraft.item.ItemStack;
-import techreborn.items.DynamicCell;
+import techreborn.items.ItemDynamicCell;
 import techreborn.items.ItemCells;
 
 import java.security.InvalidParameterException;
@@ -66,20 +66,20 @@ public class DistillationTowerRecipes extends RecipeMethods {
 
 		int cellCount = 0;
 		for (ItemStack stack : outputs) {
-			if (stack.getItem() instanceof DynamicCell) {
+			if (stack.getItem() instanceof ItemDynamicCell) {
 				cellCount += stack.getCount();
 			}
 		}
 
-		if (input.getItem() instanceof DynamicCell) {
+		if (input.getItem() instanceof ItemDynamicCell) {
 			int inputCount = input.getCount();
 			if (cellCount < inputCount) {
 				if (output2 == null) {
-					output2 = DynamicCell.getEmptyCell(inputCount - cellCount);
+					output2 = ItemDynamicCell.getEmptyCell(inputCount - cellCount);
 				} else if (output3 == null) {
-					output3 = DynamicCell.getEmptyCell(inputCount - cellCount);
+					output3 = ItemDynamicCell.getEmptyCell(inputCount - cellCount);
 				} else if (output4 == null) {
-					output4 = DynamicCell.getEmptyCell(inputCount - cellCount);
+					output4 = ItemDynamicCell.getEmptyCell(inputCount - cellCount);
 				}
 			}
 			cellCount -= inputCount;
@@ -92,7 +92,7 @@ public class DistillationTowerRecipes extends RecipeMethods {
 			if (cellCount > 64) {
 				throw new InvalidParameterException("Invalid Distillation tower outputs: " + outputs + "(Recipe requires > 64 cells)");
 			}
-			cells = DynamicCell.getEmptyCell(cellCount);
+			cells = ItemDynamicCell.getEmptyCell(cellCount);
 		}
 	//	RecipeHandler.addRecipe(Reference.DistiLLATION_TOWER_RECIPE, new DistillationTowerRecipe(input, cells, output1, output2, output3, output4, ticks, euPerTick, oreDict));
 	}

src/main/java/techreborn/init/recipes/IndustrialCentrifugeRecipes.java

@@ -27,7 +27,7 @@ package techreborn.init.recipes;
 import net.minecraft.block.Blocks;
 import net.minecraft.item.ItemStack;
 import net.minecraft.item.Items;
-import techreborn.items.DynamicCell;
+import techreborn.items.ItemDynamicCell;
 
 import java.security.InvalidParameterException;
 
@@ -138,22 +138,22 @@ public class IndustrialCentrifugeRecipes extends RecipeMethods {
 
 		int cellCount = 0;
 		for (ItemStack stack : outputs) {
-			if (stack.getItem() instanceof DynamicCell) {
+			if (stack.getItem() instanceof ItemDynamicCell) {
 				cellCount += stack.getCount();
 			}
 
 		}
 
 		if (input instanceof ItemStack) {
-			if (((ItemStack) input).getItem() instanceof DynamicCell) {
+			if (((ItemStack) input).getItem() instanceof ItemDynamicCell) {
 				int inputCount = ((ItemStack) input).getCount();
 				if (cellCount < inputCount) {
 					if (output2 == null) {
-						output2 = DynamicCell.getEmptyCell(inputCount - cellCount);
+						output2 = ItemDynamicCell.getEmptyCell(inputCount - cellCount);
 					} else if (output3 == null) {
-						output3 = DynamicCell.getEmptyCell(inputCount - cellCount);
+						output3 = ItemDynamicCell.getEmptyCell(inputCount - cellCount);
 					} else if (output4 == null) {
-						output4 = DynamicCell.getEmptyCell(inputCount - cellCount);
+						output4 = ItemDynamicCell.getEmptyCell(inputCount - cellCount);
 					}
 				}
 				cellCount -= inputCount;
@@ -169,7 +169,7 @@ public class IndustrialCentrifugeRecipes extends RecipeMethods {
 			if (cellCount > 64) {
 				throw new InvalidParameterException("Invalid industrial centrifuge outputs: " + outputs + "(Recipe requires > 64 cells)");
 			}
-			cells = DynamicCell.getEmptyCell(cellCount);
+			cells = ItemDynamicCell.getEmptyCell(cellCount);
 		}
 		//RecipeHandler.addRecipe(Reference.CENTRIFUGE_RECIPE, new CentrifugeRecipe(input, cells, output1, output2, output3, output4, ticks, 5, oreDict));
 	}

src/main/java/techreborn/init/recipes/ScrapboxRecipes.java

@@ -29,7 +29,7 @@ import net.minecraft.block.Blocks;
 import net.minecraft.item.ItemStack;
 import net.minecraft.item.Items;
 import techreborn.init.TRContent;
-import techreborn.items.DynamicCell;
+import techreborn.items.ItemDynamicCell;
 import techreborn.utils.StackWIPHandler;
 
 /**
@@ -117,7 +117,7 @@ public class ScrapboxRecipes extends RecipeMethods {
 		register(getStack(Items.GOLD_NUGGET));
 		register(getStack(Items.SHULKER_SHELL));
 
-		register(DynamicCell.getEmptyCell(1));
+		register(ItemDynamicCell.getEmptyCell(1));
 		register(getMaterial("water", Type.CELL));
 		register(getMaterial("compressedair", Type.CELL));
 		register(TRContent.Parts.SAP.getStack());

src/main/java/techreborn/items/ItemCells.java

@@ -32,7 +32,7 @@ import techreborn.utils.FluidUtils;
 public class ItemCells {
 	public static ItemStack getCellByName(String name, int count) {
 		if (name.equalsIgnoreCase("empty") || name.equalsIgnoreCase("cell")) {
-			return DynamicCell.getEmptyCell(count).copy();
+			return ItemDynamicCell.getEmptyCell(count).copy();
 		}
 		Fluid fluid = FluidUtils.getFluid("fluid" + name.toLowerCase());
 		if (fluid == null) {
@@ -42,7 +42,7 @@ public class ItemCells {
 			}
 		}
 		Validate.notNull(fluid, "The fluid " + name + " could not be found");
-		return DynamicCell.getCellWithFluid(fluid, count);
+		return ItemDynamicCell.getCellWithFluid(fluid, count);
 	}
 
 	public static ItemStack getCellByName(String name) {

src/main/java/techreborn/items/ItemDynamicCell.java

@@ -31,9 +31,11 @@ import net.minecraft.item.ItemGroup;
 import net.minecraft.item.ItemStack;
 import net.minecraft.nbt.CompoundTag;
 import net.minecraft.util.DefaultedList;
+import net.minecraft.util.registry.Registry;
 import net.minecraft.world.World;
 import org.apache.commons.lang3.Validate;
 import net.minecraft.fluid.Fluid;
+import reborncore.common.util.ItemNBTHelper;
 import techreborn.TechReborn;
 import techreborn.init.TRContent;
 import techreborn.utils.FluidUtils;
@@ -41,11 +43,11 @@ import techreborn.utils.FluidUtils;
 /**
  * Created by modmuss50 on 17/05/2016.
  */
-public class DynamicCell extends Item {
+public class ItemDynamicCell extends Item {
 
 	public static final int CAPACITY = 1000;
 
-	public DynamicCell() {
+	public ItemDynamicCell() {
 		super(new Item.Settings().group(TechReborn.ITEMGROUP));
 	}
 
@@ -65,13 +67,6 @@ public class DynamicCell extends Item {
 	}
 
 
-	public boolean tryAddCellToInventory(PlayerEntity player, ItemStack stack, Fluid fluid) {
-		if (player.inventory.insertStack(DynamicCell.getCellWithFluid(fluid))) {
-			stack.decrement(1);
-			return true;
-		}
-		return false;
-	}
 
 	@Override
 	public void appendStacks(ItemGroup tab, DefaultedList<ItemStack> subItems) {
@@ -101,7 +96,7 @@ public class DynamicCell extends Item {
 	public static ItemStack getCellWithFluid(Fluid fluid, int stackSize) {
 		Validate.notNull(fluid);
 		ItemStack stack = new ItemStack(TRContent.CELL);
-		//getFluidHandler(stack).fill(new FluidStack(fluid, CAPACITY), true);
+		ItemNBTHelper.getNBT(stack).putString("fluid", Registry.FLUID.getId(fluid).toString());
 		stack.setCount(stackSize);
 		return stack;
 	}

src/main/java/techreborn/proxies/ClientProxy.java

@@ -31,7 +31,7 @@ import reborncore.api.blockentity.IUpgradeable;
 import reborncore.client.gui.builder.GuiBase;
 import reborncore.client.hud.StackInfoHUD;
 import techreborn.init.TRContent;
-import techreborn.items.DynamicCell;
+import techreborn.items.ItemDynamicCell;
 import techreborn.items.ItemFrequencyTransmitter;
 
 public class ClientProxy extends CommonProxy {
@@ -56,7 +56,7 @@ public class ClientProxy extends CommonProxy {
 //		StateMap rubberLeavesStateMap = new StateMap.Builder().ignore(BlockRubberLeaves.CHECK_DECAY, BlockRubberLeaves.DECAYABLE).build();
 //		ModelLoader.setCustomStateMapper(TRContent.RUBBER_LEAVES, rubberLeavesStateMap);
 		GuiBase.wrenchStack = new ItemStack(TRContent.WRENCH);
-		GuiBase.fluidCellProvider = DynamicCell::getCellWithFluid;
+		GuiBase.fluidCellProvider = ItemDynamicCell::getCellWithFluid;
 	}
 
 

src/main/java/techreborn/utils/FluidUtils.java

@@ -27,12 +27,14 @@ package techreborn.utils;
 import io.github.prospector.silk.fluid.FluidInstance;
 import net.minecraft.block.Block;
 import net.minecraft.item.ItemStack;
+import net.minecraft.util.registry.Registry;
 import reborncore.common.util.RebornInventory;
 import reborncore.common.util.Tank;
 import net.minecraft.fluid.Fluid;
 
 import java.util.Collections;
 import java.util.List;
+import java.util.stream.Collectors;
 
 public class FluidUtils {
 
@@ -41,7 +43,7 @@ public class FluidUtils {
 	}
 
 	public static List<Fluid> getAllFluids() {
-		return Collections.emptyList();
+		return Registry.FLUID.stream().collect(Collectors.toList());
 	}
 
 	public static Fluid getFluid(String name){

src/main/java/techreborn/utils/RecipeUtils.java

@@ -25,13 +25,13 @@
 package techreborn.utils;
 
 import net.minecraft.item.ItemStack;
-import techreborn.items.DynamicCell;
+import techreborn.items.ItemDynamicCell;
 
 import javax.annotation.Nonnull;
 
 public class RecipeUtils {
 	@Nonnull
 	public static ItemStack getEmptyCell(int stackSize) {
-		return DynamicCell.getEmptyCell(stackSize);
+		return ItemDynamicCell.getEmptyCell(stackSize);
 	}
 }

src/main/resources/fabric.mod.json

@@ -8,6 +8,9 @@
   "entrypoints": {
     "main": [
       "techreborn.TechReborn"
+    ],
+    "client": [
+      "techreborn.TechRebornClient"
     ]
   },
   "requires": {