add pipe display item

client/src/main/java/client/network/ClientPlayer.java

@@ -119,6 +119,7 @@ import common.packet.SPacketTimeUpdate;
 import common.packet.SPacketTrades;
 import common.packet.SPacketUpdateDisplay;
 import common.packet.SPacketUpdateHealth;
+import common.packet.SPacketUpdatePipe;
 import common.rng.Random;
 import common.sound.PositionedSound;
 import common.sound.Sound;
@@ -126,6 +127,7 @@ import common.tileentity.TileEntity;
 import common.tileentity.TileEntityChest;
 import common.tileentity.Device;
 import common.tileentity.TileEntityDisplay;
+import common.tileentity.TileEntityItemPipe;
 import common.tileentity.TileEntitySign;
 import common.util.BlockPos;
 import common.util.Pair;
@@ -1267,6 +1269,15 @@ public class ClientPlayer implements IClientPlayer
 		}
 	}
 
+	public void handleUpdatePipe(SPacketUpdatePipe packet) {
+		NetHandler.checkThread(packet, this, this.gm, this.world);
+		if(this.gm.world.isBlockLoaded(packet.getPos())) {
+			TileEntity te = this.gm.world.getTileEntity(packet.getPos());
+			if(te instanceof TileEntityItemPipe pipe)
+				pipe.setDisplayedItem(packet.getItem());
+		}
+	}
+
     /**
      * Sets the progressbar of the opened window to the specified value
      */

client/src/main/java/client/renderer/tileentity/ItemPipeRenderer.java

@@ -0,0 +1,34 @@
+package client.renderer.tileentity;
+
+import org.lwjgl.opengl.GL11;
+
+import client.Client;
+import client.renderer.GlState;
+import client.renderer.blockmodel.IBakedModel;
+import client.renderer.entity.RenderItem;
+import client.renderer.texture.TextureMap;
+import common.item.ItemStack;
+import common.tileentity.TileEntityItemPipe;
+
+public class ItemPipeRenderer extends ElementRenderer<TileEntityItemPipe> {
+	public void renderElements(TileEntityItemPipe te, double x, double y, double z, float partialTicks) {
+		ItemStack itemstack = te.getDisplayedItem();
+		if(itemstack == null)
+			return;
+		Client.CLIENT.getTextureManager().bindTexture(TextureMap.BLOCKS);
+		GlState.enableRescaleNormal();
+		GlState.alphaFunc(GL11.GL_GREATER, 0.1F);
+		GlState.enableBlend();
+		GlState.tryBlendFuncSeparate(GL11.GL_SRC_ALPHA, GL11.GL_ONE_MINUS_SRC_ALPHA, GL11.GL_ONE, GL11.GL_ZERO);
+		RenderItem itemRenderer = Client.CLIENT.getRenderItem();
+		IBakedModel ibakedmodel = itemRenderer.getItemModelMesher().getItemModel(itemstack);
+		GL11.glPushMatrix();
+		GL11.glTranslatef((float)x + 0.5F, (float)y + 0.5f, (float)z + 0.5F);
+		if(ibakedmodel.isGui3d())
+			GL11.glScalef(0.5F, 0.5F, 0.5F);
+		itemRenderer.renderItem(itemstack, ibakedmodel);
+		GL11.glPopMatrix();
+		GlState.disableRescaleNormal();
+		GlState.disableBlend();
+	}
+}

client/src/main/java/client/renderer/tileentity/SpecialRenderer.java

@@ -9,6 +9,7 @@ import common.collect.Maps;
 import common.entity.Entity;
 import common.tileentity.TileEntity;
 import common.tileentity.TileEntityDisplay;
+import common.tileentity.TileEntityItemPipe;
 import common.tileentity.TileEntitySign;
 import common.util.BlockPos;
 import common.world.World;
@@ -29,6 +30,7 @@ public class SpecialRenderer {
 	private SpecialRenderer() {
 		this.renderers.put(TileEntitySign.class, new SignRenderer());
 		this.renderers.put(TileEntityDisplay.class, new DisplayRenderer());
+		this.renderers.put(TileEntityItemPipe.class, new ItemPipeRenderer());
 	}
 
 	private <T extends TileEntity> ElementRenderer<T> getRenderer(Class<? extends TileEntity> clazz) {