Added sorted unloader and new block group system

core/assets/sprites/sprites.atlas

@@ -426,42 +426,42 @@ snowedge
   index: -1
 stone1
   rotate: false
-  xy: 721, 252
+  xy: 701, 248
   size: 8, 8
   orig: 8, 8
   offset: 0, 0
   index: -1
 stone2
   rotate: false
-  xy: 701, 248
+  xy: 711, 242
   size: 8, 8
   orig: 8, 8
   offset: 0, 0
   index: -1
 stone3
   rotate: false
-  xy: 711, 242
+  xy: 721, 242
   size: 8, 8
   orig: 8, 8
   offset: 0, 0
   index: -1
 stoneblock1
   rotate: false
-  xy: 721, 242
+  xy: 867, 437
   size: 8, 8
   orig: 8, 8
   offset: 0, 0
   index: -1
 stoneblock2
   rotate: false
-  xy: 867, 437
+  xy: 877, 437
   size: 8, 8
   orig: 8, 8
   offset: 0, 0
   index: -1
 stoneblock3
   rotate: false
-  xy: 877, 437
+  xy: 887, 437
   size: 8, 8
   orig: 8, 8
   offset: 0, 0
@@ -475,49 +475,49 @@ stoneedge
   index: -1
 titanium1
   rotate: false
-  xy: 887, 427
+  xy: 897, 427
   size: 8, 8
   orig: 8, 8
   offset: 0, 0
   index: -1
 titanium2
   rotate: false
-  xy: 897, 427
+  xy: 907, 427
   size: 8, 8
   orig: 8, 8
   offset: 0, 0
   index: -1
 titanium3
   rotate: false
-  xy: 907, 427
+  xy: 917, 427
   size: 8, 8
   orig: 8, 8
   offset: 0, 0
   index: -1
 uranium1
   rotate: false
-  xy: 733, 284
+  xy: 733, 274
   size: 8, 8
   orig: 8, 8
   offset: 0, 0
   index: -1
 uranium2
   rotate: false
-  xy: 733, 274
+  xy: 733, 264
   size: 8, 8
   orig: 8, 8
   offset: 0, 0
   index: -1
 uranium3
   rotate: false
-  xy: 733, 264
+  xy: 261, 33
   size: 8, 8
   orig: 8, 8
   offset: 0, 0
   index: -1
 water
   rotate: false
-  xy: 313, 37
+  xy: 323, 37
   size: 8, 8
   orig: 8, 8
   offset: 0, 0
@@ -762,49 +762,49 @@ solarpanel
   index: -1
 stonedrill
   rotate: false
-  xy: 887, 437
+  xy: 897, 437
   size: 8, 8
   orig: 8, 8
   offset: 0, 0
   index: -1
 stoneformer
   rotate: false
-  xy: 897, 437
+  xy: 907, 437
   size: 8, 8
   orig: 8, 8
   offset: 0, 0
   index: -1
 thermalgenerator
   rotate: false
-  xy: 877, 427
+  xy: 887, 427
   size: 8, 8
   orig: 8, 8
   offset: 0, 0
   index: -1
 titaniumdrill
   rotate: false
-  xy: 917, 427
+  xy: 927, 434
   size: 8, 8
   orig: 8, 8
   offset: 0, 0
   index: -1
 titaniumextractor
   rotate: false
-  xy: 927, 434
+  xy: 937, 434
   size: 8, 8
   orig: 8, 8
   offset: 0, 0
   index: -1
 uraniumdrill
   rotate: false
-  xy: 261, 33
+  xy: 273, 37
   size: 8, 8
   orig: 8, 8
   offset: 0, 0
   index: -1
 uraniumextractor
   rotate: false
-  xy: 273, 37
+  xy: 283, 37
   size: 8, 8
   orig: 8, 8
   offset: 0, 0
@@ -984,51 +984,58 @@ shieldprojector
   orig: 16, 16
   offset: 0, 0
   index: -1
-sorter
+sortedunloader
   rotate: false
   xy: 835, 380
   size: 8, 8
   orig: 8, 8
   offset: 0, 0
   index: -1
-splitter
+sorter
   rotate: false
   xy: 815, 370
   size: 8, 8
   orig: 8, 8
   offset: 0, 0
   index: -1
-steelconveyor
+splitter
   rotate: false
   xy: 825, 370
   size: 8, 8
   orig: 8, 8
   offset: 0, 0
   index: -1
-steelconveyormove
+steelconveyor
   rotate: false
   xy: 835, 370
   size: 8, 8
   orig: 8, 8
   offset: 0, 0
   index: -1
-teleporter
+steelconveyormove
   rotate: false
-  xy: 917, 437
+  xy: 711, 252
   size: 8, 8
   orig: 8, 8
   offset: 0, 0
   index: -1
-teleporter-top
+teleporter
   rotate: false
   xy: 867, 427
   size: 8, 8
   orig: 8, 8
   offset: 0, 0
   index: -1
+teleporter-top
+  rotate: false
+  xy: 877, 427
+  size: 8, 8
+  orig: 8, 8
+  offset: 0, 0
+  index: -1
 unloader
   rotate: false
-  xy: 545, 57
+  xy: 733, 284
   size: 8, 8
   orig: 8, 8
   offset: 0, 0
@@ -1042,7 +1049,7 @@ vault
   index: -1
 vault-icon
   rotate: false
-  xy: 283, 37
+  xy: 293, 37
   size: 8, 8
   orig: 8, 8
   offset: 0, 0
@@ -1266,7 +1273,7 @@ ironwall
   index: -1
 steelwall
   rotate: false
-  xy: 711, 252
+  xy: 721, 252
   size: 8, 8
   orig: 8, 8
   offset: 0, 0
@@ -1280,21 +1287,21 @@ steelwall-large
   index: -1
 stonewall
   rotate: false
-  xy: 907, 437
+  xy: 917, 437
   size: 8, 8
   orig: 8, 8
   offset: 0, 0
   index: -1
 titaniumshieldwall
   rotate: false
-  xy: 937, 434
+  xy: 947, 434
   size: 8, 8
   orig: 8, 8
   offset: 0, 0
   index: -1
 titaniumwall
   rotate: false
-  xy: 947, 434
+  xy: 927, 424
   size: 8, 8
   orig: 8, 8
   offset: 0, 0
@@ -1378,7 +1385,7 @@ shot-long
   index: -1
 titanshell
   rotate: false
-  xy: 927, 424
+  xy: 937, 424
   size: 8, 8
   orig: 8, 8
   offset: 0, 0
@@ -2658,28 +2665,28 @@ shockgun-equip
   index: -1
 triblaster
   rotate: false
-  xy: 937, 424
+  xy: 947, 424
   size: 8, 8
   orig: 8, 8
   offset: 0, 0
   index: -1
 triblaster-equip
   rotate: false
-  xy: 947, 424
+  xy: 545, 57
   size: 8, 8
   orig: 8, 8
   offset: 0, 0
   index: -1
 vulcan
   rotate: false
-  xy: 293, 37
+  xy: 303, 37
   size: 8, 8
   orig: 8, 8
   offset: 0, 0
   index: -1
 vulcan-equip
   rotate: false
-  xy: 303, 37
+  xy: 313, 37
   size: 8, 8
   orig: 8, 8
   offset: 0, 0

core/assets/version.properties

@@ -1,7 +1,7 @@
 #Autogenerated file. Do not modify.
-#Sat Mar 10 13:27:15 EST 2018
+#Sat Mar 10 15:19:13 EST 2018
 version=release
-androidBuildCode=426
+androidBuildCode=431
 name=Mindustry
 code=3.4
 build=custom build

core/src/io/anuke/mindustry/resource/Recipes.java

@@ -33,6 +33,7 @@ public class Recipes {
 			new Recipe(distribution, DistributionBlocks.splitter, stack(Item.steel, 1)),
 			new Recipe(distribution, DistributionBlocks.vault, stack(Item.steel, 50)),
 			new Recipe(distribution, DistributionBlocks.unloader, stack(Item.steel, 5)),
+			new Recipe(distribution, DistributionBlocks.sortedunloader, stack(Item.steel, 5)),
 
 			new Recipe(weapon, WeaponBlocks.doubleturret, stack(Item.stone, 7)),
 			new Recipe(weapon, WeaponBlocks.gatlingturret, stack(Item.iron, 8), stack(Item.stone, 10)),

core/src/io/anuke/mindustry/world/Block.java

@@ -73,8 +73,6 @@ public class Block extends BaseBlock {
 	public Liquid liquidDrop = null;
 	/**multiblock size*/
 	public int size = 1;
-	/**Brief block description. Should be short enough fit in the place menu.*/
-	public final String description;
 	/**Detailed description of the block. Can be as long as necesary.*/
 	public final String fullDescription;
 	/**Whether to draw this block in the expanded draw range.*/
@@ -89,6 +87,8 @@ public class Block extends BaseBlock {
 	public boolean alwaysReplace = false;
 	/**whether this block has instant transfer checking. used for calculations to prevent infinite loops.*/
 	public boolean instantTransfer = false;
+	/**The block group. Unless {@link #canReplace} is overriden, blocks in the same group can replace each other.*/
+	public BlockGroup group = BlockGroup.none;
 	/**list of displayed block status bars. Defaults to health bar.*/
 	public BlockBars bars = new BlockBars();
 	/**List of block stats.*/
@@ -97,7 +97,6 @@ public class Block extends BaseBlock {
 	public Block(String name) {
 		this.name = name;
 		this.formalName = Bundles.get("block." + name + ".name", name);
-		this.description = Bundles.getOrNull("block." + name + ".description");
 		this.fullDescription = Bundles.getOrNull("block." + name + ".fulldescription");
 		this.solid = false;
 		this.id = lastid++;
@@ -129,6 +128,7 @@ public class Block extends BaseBlock {
 
 	public void setConfigure(Tile tile, byte data){
 		if(Net.active()) NetEvents.handleBlockConfig(tile, data);
+		configure(tile, data);
 	}
 
 	public boolean isConfigurable(Tile tile){
@@ -160,7 +160,7 @@ public class Block extends BaseBlock {
 	}
 	
 	public boolean canReplace(Block other){
-		return false;
+		return other != this && this.group != BlockGroup.none && other.group == this.group;
 	}
 	
 	public int handleDamage(Tile tile, int amount){

core/src/io/anuke/mindustry/world/BlockGroup.java

@@ -0,0 +1,5 @@
+package io.anuke.mindustry.world;
+
+public enum BlockGroup {
+    none, walls, turrets, transportation, power, liquids, drills;
+}

core/src/io/anuke/mindustry/world/blocks/BaseBlock.java

@@ -14,9 +14,9 @@ public abstract class BaseBlock {
     public boolean hasPower;
 
     public int itemCapacity;
-    public float liquidCapacity;
+    public float liquidCapacity = 10f;
     public float liquidFlowFactor = 4.9f;
-    public float powerCapacity;
+    public float powerCapacity = 10f;
 
     public void handleItem(Item item, Tile tile, Tile source){
         tile.entity.inventory.addItem(item, 1);

core/src/io/anuke/mindustry/world/blocks/DistributionBlocks.java

@@ -1,7 +1,9 @@
 package io.anuke.mindustry.world.blocks;
 
 import io.anuke.mindustry.world.Block;
+import io.anuke.mindustry.world.blocks.types.LiquidBlock;
 import io.anuke.mindustry.world.blocks.types.distribution.*;
+import io.anuke.mindustry.world.blocks.types.storage.SortedUnloader;
 import io.anuke.mindustry.world.blocks.types.storage.Unloader;
 import io.anuke.mindustry.world.blocks.types.storage.Vault;
 
@@ -9,11 +11,11 @@ public class DistributionBlocks{
 	
 	public static final Block
 	
-	conduit = new Conduit("conduit"){{
+	conduit = new LiquidBlock("conduit"){{
 		health = 45;
 	}},
 	
-	pulseconduit = new Conduit("pulseconduit"){{
+	pulseconduit = new LiquidBlock("pulseconduit"){{
 		liquidCapacity = 16f;
 		liquidFlowFactor = 4.9f;
 		health = 65;
@@ -51,6 +53,10 @@ public class DistributionBlocks{
 
 	unloader = new Unloader("unloader"){{
 
+	}},
+
+	sortedunloader = new SortedUnloader("sortedunloader"){{
+
 	}},
 	
 	junction = new Junction("junction"){{

core/src/io/anuke/mindustry/world/blocks/ProductionBlocks.java

@@ -188,6 +188,7 @@ public class ProductionBlocks{
 			drillTime = 240;
 			size = 2;
 			powerUse = 0.08f;
+			hasPower = true;
 		}
 	},
 
@@ -196,6 +197,7 @@ public class ProductionBlocks{
 			drillTime = 240;
 			size = 3;
 			powerUse = 0.32f;
+			hasPower = true;
 		}
 	},
 
@@ -205,6 +207,8 @@ public class ProductionBlocks{
 			drillTime = 240;
 			size = 4;
 			powerUse = 0.16f;
+			hasLiquids = true;
+			hasPower = true;
 		}
 	},
 
@@ -223,8 +227,10 @@ public class ProductionBlocks{
 			result = Item.biomatter;
 			inputLiquid = Liquid.water;
 			liquidUse = 0.1f;
-			drillTime = 50;
+			drillTime = 300;
 			size = 2;
+			hasLiquids = true;
+			hasPower = true;
 		}
 	},
 

core/src/io/anuke/mindustry/world/blocks/types/LiquidBlock.java

@@ -1,6 +1,7 @@
 package io.anuke.mindustry.world.blocks.types;
 
 import io.anuke.mindustry.world.Block;
+import io.anuke.mindustry.world.BlockGroup;
 import io.anuke.mindustry.world.Tile;
 import io.anuke.mindustry.world.blocks.types.modules.LiquidModule;
 import io.anuke.ucore.graphics.Draw;
@@ -12,6 +13,8 @@ public class LiquidBlock extends Block{
 		super(name);
 		rotate = true;
 		update = true;
+		hasLiquids = true;
+		group = BlockGroup.liquids;
 	}
 	
 	@Override

core/src/io/anuke/mindustry/world/blocks/types/PowerBlock.java

@@ -2,6 +2,7 @@ package io.anuke.mindustry.world.blocks.types;
 
 import io.anuke.mindustry.entities.TileEntity;
 import io.anuke.mindustry.world.Block;
+import io.anuke.mindustry.world.BlockGroup;
 
 public abstract class PowerBlock extends Block{
 	public float powerCapacity = 10f;
@@ -12,6 +13,7 @@ public abstract class PowerBlock extends Block{
 		update = true;
 		solid = true;
 		hasPower = true;
+		group = BlockGroup.power;
 	}
 	
 	@Override

core/src/io/anuke/mindustry/world/blocks/types/Wall.java

@@ -1,6 +1,7 @@
 package io.anuke.mindustry.world.blocks.types;
 
 import io.anuke.mindustry.world.Block;
+import io.anuke.mindustry.world.BlockGroup;
 
 public class Wall extends Block{
 
@@ -8,10 +9,12 @@ public class Wall extends Block{
 		super(name);
 		solid = true;
 		destructible = true;
+		group = BlockGroup.walls;
 	}
-	
+
+	@Override
 	public boolean canReplace(Block other){
-		return other instanceof Wall && health > other.health;
+		return super.canReplace(other) && health > other.health;
 	}
 
 }

core/src/io/anuke/mindustry/world/blocks/types/defense/Turret.java

@@ -56,6 +56,7 @@ public class Turret extends Block{
 		update = true;
 		solid = true;
 		layer = Layer.turret;
+		group = BlockGroup.turrets;
 	}
 
 	@Override
@@ -76,11 +77,6 @@ public class Turret extends Block{
 		stats.add("shots", shots);
 	}
 	
-	@Override
-	public boolean canReplace(Block other){
-		return other instanceof Turret;
-	}
-	
 	@Override
 	public void draw(Tile tile){
 		if(base == null) {

core/src/io/anuke/mindustry/world/blocks/types/distribution/Conduit.java

@@ -1,16 +0,0 @@
-package io.anuke.mindustry.world.blocks.types.distribution;
-
-import io.anuke.mindustry.world.Block;
-import io.anuke.mindustry.world.blocks.types.LiquidBlock;
-
-public class Conduit extends LiquidBlock {
-
-    public Conduit(String name) {
-        super(name);
-    }
-
-    @Override
-    public boolean canReplace(Block other) {
-        return other instanceof Conduit && other != this;
-    }
-}

core/src/io/anuke/mindustry/world/blocks/types/distribution/Conveyor.java

@@ -4,6 +4,7 @@ import com.badlogic.gdx.utils.LongArray;
 import io.anuke.mindustry.entities.TileEntity;
 import io.anuke.mindustry.resource.Item;
 import io.anuke.mindustry.world.Block;
+import io.anuke.mindustry.world.BlockGroup;
 import io.anuke.mindustry.world.Layer;
 import io.anuke.mindustry.world.Tile;
 import io.anuke.ucore.core.Timers;
@@ -38,6 +39,7 @@ public class Conveyor extends Block{
 		rotate = true;
 		update = true;
 		layer = Layer.overlay;
+		group = BlockGroup.transportation;
 	}
 
 	@Override
@@ -46,11 +48,6 @@ public class Conveyor extends Block{
 		stats.add("itemspeedsecond", Strings.toFixed(speed * 60, 1));
 	}
 
-	@Override
-	public boolean canReplace(Block other){
-		return other instanceof Conveyor || other instanceof Router || other instanceof Junction;
-	}
-
 	@Override
 	public void draw(Tile tile){
 		byte rotation = tile.getRotation();

core/src/io/anuke/mindustry/world/blocks/types/distribution/Junction.java

@@ -5,6 +5,7 @@ import com.badlogic.gdx.utils.NumberUtils;
 import io.anuke.mindustry.entities.TileEntity;
 import io.anuke.mindustry.resource.Item;
 import io.anuke.mindustry.world.Block;
+import io.anuke.mindustry.world.BlockGroup;
 import io.anuke.mindustry.world.Tile;
 import io.anuke.ucore.core.Timers;
 import io.anuke.ucore.function.Consumer;
@@ -19,11 +20,7 @@ public class Junction extends Block{
 		update = true;
 		solid = true;
 		instantTransfer = true;
-	}
-	
-	@Override
-	public boolean canReplace(Block other){
-		return other instanceof Conveyor || other instanceof Router;
+		group = BlockGroup.transportation;
 	}
 
 	@Override

core/src/io/anuke/mindustry/world/blocks/types/distribution/LiquidJunction.java

@@ -6,7 +6,7 @@ import io.anuke.mindustry.world.blocks.types.LiquidBlock;
 import io.anuke.ucore.core.Timers;
 import io.anuke.ucore.graphics.Draw;
 
-public class LiquidJunction extends Conduit{
+public class LiquidJunction extends LiquidBlock{
 
 	public LiquidJunction(String name) {
 		super(name);

core/src/io/anuke/mindustry/world/blocks/types/distribution/LiquidRouter.java

@@ -2,9 +2,10 @@ package io.anuke.mindustry.world.blocks.types.distribution;
 
 import io.anuke.mindustry.resource.Liquid;
 import io.anuke.mindustry.world.Tile;
+import io.anuke.mindustry.world.blocks.types.LiquidBlock;
 import io.anuke.ucore.graphics.Draw;
 
-public class LiquidRouter extends Conduit{
+public class LiquidRouter extends LiquidBlock{
 
 	public LiquidRouter(String name) {
 		super(name);

core/src/io/anuke/mindustry/world/blocks/types/distribution/PowerLaser.java

@@ -1,7 +1,6 @@
 package io.anuke.mindustry.world.blocks.types.distribution;
 
 import com.badlogic.gdx.graphics.Color;
-import io.anuke.mindustry.world.Block;
 import io.anuke.mindustry.world.Tile;
 import io.anuke.mindustry.world.blocks.types.generation.Generator;
 
@@ -17,11 +16,6 @@ public class PowerLaser extends Generator{
 		health = 50;
 	}
 
-	@Override
-	public boolean canReplace(Block other) {
-		return other instanceof  PowerLaser && other != this;
-	}
-
 	@Override
 	public void update(Tile tile){
 		distributeLaserPower(tile);

core/src/io/anuke/mindustry/world/blocks/types/distribution/Router.java

@@ -2,6 +2,7 @@ package io.anuke.mindustry.world.blocks.types.distribution;
 
 import io.anuke.mindustry.resource.Item;
 import io.anuke.mindustry.world.Block;
+import io.anuke.mindustry.world.BlockGroup;
 import io.anuke.mindustry.world.Tile;
 import io.anuke.ucore.core.Timers;
 
@@ -12,11 +13,7 @@ public class Router extends Block{
 		update = true;
 		solid = true;
 		itemCapacity = 20;
-	}
-	
-	@Override
-	public boolean canReplace(Block other){
-		return other instanceof Junction || other instanceof Conveyor;
+		group = BlockGroup.transportation;
 	}
 	
 	@Override

core/src/io/anuke/mindustry/world/blocks/types/distribution/Sorter.java

@@ -5,6 +5,7 @@ import com.badlogic.gdx.utils.Array;
 import io.anuke.mindustry.entities.TileEntity;
 import io.anuke.mindustry.resource.Item;
 import io.anuke.mindustry.world.Block;
+import io.anuke.mindustry.world.BlockGroup;
 import io.anuke.mindustry.world.Tile;
 import io.anuke.ucore.graphics.Draw;
 import io.anuke.ucore.scene.style.TextureRegionDrawable;
@@ -25,6 +26,7 @@ public class Sorter extends Block{
 		update = true;
 		solid = true;
 		instantTransfer = true;
+		group = BlockGroup.transportation;
 	}
 	
 	@Override
@@ -38,11 +40,6 @@ public class Sorter extends Block{
 		
 		Draw.rect(Tmp.tr1, tile.worldx(), tile.worldy(), 4f, 4f);
 	}
-
-	@Override
-	public boolean canReplace(Block other){
-		return other instanceof Conveyor || other instanceof Router;
-	}
 	
 	@Override
 	public boolean acceptItem(Item item, Tile tile, Tile source){
@@ -121,13 +118,12 @@ public class Sorter extends Block{
 		cont.margin(4);
 		cont.marginBottom(5);
 
-		cont.add().colspan(4).height(105f);
+		cont.add().colspan(4).height(50f * (int)(items.size/4f + 1f));
 		cont.row();
 
 		for(int i = 0; i < items.size; i ++){
 			final int f = i;
 			ImageButton button = cont.addImageButton("white", "toggle", 24, () -> {
-				entity.sortItem = items.get(f);
 				setConfigure(tile, (byte)f);
 			}).size(38, 42).padBottom(-5.1f).group(group).get();
 			button.getStyle().imageUp = new TextureRegionDrawable(new TextureRegion(items.get(i).region));

core/src/io/anuke/mindustry/world/blocks/types/distribution/Teleporter.java

@@ -19,7 +19,6 @@ import io.anuke.ucore.util.Strings;
 import java.io.DataInputStream;
 import java.io.DataOutputStream;
 import java.io.IOException;
-import java.util.Arrays;
 
 import static io.anuke.mindustry.Vars.syncBlockState;
 
@@ -56,7 +55,7 @@ public class Teleporter extends PowerBlock{
 		TeleporterEntity entity = tile.entity();
 		if(entity != null){
 			entity.color = data;
-			Arrays.fill(entity.inventory.items, 0);
+			entity.inventory.clear();
 		}
 	}
 
@@ -117,7 +116,6 @@ public class Teleporter extends PowerBlock{
 		for(int i = 0; i < colors; i ++){
 			final int f = i;
 			ImageButton button = cont.addImageButton("white", "toggle", 24, () -> {
-				entity.color = (byte)f;
 				lastColor = (byte)f;
 				setConfigure(tile, (byte)f);
 			}).size(34, 38).padBottom(-5.1f).group(group).get();

core/src/io/anuke/mindustry/world/blocks/types/distribution/TunnelConduit.java

@@ -2,9 +2,10 @@ package io.anuke.mindustry.world.blocks.types.distribution;
 
 import io.anuke.mindustry.resource.Liquid;
 import io.anuke.mindustry.world.Tile;
+import io.anuke.mindustry.world.blocks.types.LiquidBlock;
 import io.anuke.ucore.graphics.Draw;
 
-public class TunnelConduit extends Conduit {
+public class TunnelConduit extends LiquidBlock {
     protected int maxdist = 3;
     protected float speed = 53;
 

core/src/io/anuke/mindustry/world/blocks/types/distribution/TunnelConveyor.java

@@ -5,6 +5,7 @@ import com.badlogic.gdx.utils.NumberUtils;
 import io.anuke.mindustry.entities.TileEntity;
 import io.anuke.mindustry.resource.Item;
 import io.anuke.mindustry.world.Block;
+import io.anuke.mindustry.world.BlockGroup;
 import io.anuke.mindustry.world.Tile;
 import io.anuke.ucore.core.Timers;
 import io.anuke.ucore.util.Bits;
@@ -21,13 +22,9 @@ public class TunnelConveyor extends Block{
 		solid = true;
 		health = 70;
 		instantTransfer = true;
+		group = BlockGroup.transportation;
 	}
-	
-	@Override
-	public boolean canReplace(Block other){
-		return other instanceof Conveyor || other instanceof Router || other instanceof Junction;
-	}
-	
+
 	@Override
 	public void handleItem(Item item, Tile tile, Tile source){
 		TunnelEntity entity = tile.entity();

core/src/io/anuke/mindustry/world/blocks/types/modules/InventoryModule.java

@@ -6,6 +6,7 @@ import io.anuke.mindustry.world.blocks.types.BlockModule;
 import java.io.DataInputStream;
 import java.io.DataOutputStream;
 import java.io.IOException;
+import java.util.Arrays;
 
 public class InventoryModule extends BlockModule{
     public int[] items = new int[Item.getAllItems().size];
@@ -38,6 +39,10 @@ public class InventoryModule extends BlockModule{
         items[item.id] -= amount;
     }
 
+    public void clear(){
+        Arrays.fill(items, 0);
+    }
+
     @Override
     public void write(DataOutputStream stream) throws IOException {
         byte amount = 0;

core/src/io/anuke/mindustry/world/blocks/types/production/Drill.java

@@ -5,6 +5,7 @@ import io.anuke.mindustry.entities.TileEntity;
 import io.anuke.mindustry.graphics.Fx;
 import io.anuke.mindustry.resource.Item;
 import io.anuke.mindustry.world.Block;
+import io.anuke.mindustry.world.BlockGroup;
 import io.anuke.mindustry.world.Layer;
 import io.anuke.mindustry.world.Tile;
 import io.anuke.ucore.core.Effects;
@@ -31,6 +32,7 @@ public class Drill extends Block{
 		solid = true;
 		layer = Layer.overlay;
 		itemCapacity = 5;
+		group = BlockGroup.drills;
 	}
 	
 	@Override

core/src/io/anuke/mindustry/world/blocks/types/production/Pump.java

@@ -1,7 +1,7 @@
 package io.anuke.mindustry.world.blocks.types.production;
 
 import io.anuke.mindustry.resource.Liquid;
-import io.anuke.mindustry.world.Block;
+import io.anuke.mindustry.world.BlockGroup;
 import io.anuke.mindustry.world.Layer;
 import io.anuke.mindustry.world.Tile;
 import io.anuke.mindustry.world.blocks.types.LiquidBlock;
@@ -22,11 +22,7 @@ public class Pump extends LiquidBlock{
 		solid = true;
 		layer = Layer.overlay;
 		liquidFlowFactor = 3f;
-	}
-
-	@Override
-	public boolean canReplace(Block other) {
-		return other instanceof Pump && other != this;
+		group = BlockGroup.liquids;
 	}
 
 	@Override
@@ -58,7 +54,7 @@ public class Pump extends LiquidBlock{
 	@Override
 	public void drawLayer(Tile tile){
 		Draw.colorl(0.85f + Mathf.absin(Timers.time(), 6f, 0.15f));
-		Draw.rect("cross", tile.worldx(), tile.worldy());
+		Draw.rect("cross-"+size, tile.worldx(), tile.worldy());
 		Draw.color();
 	}
 	

core/src/io/anuke/mindustry/world/blocks/types/storage/CoreBlock.java

@@ -1,6 +1,5 @@
 package io.anuke.mindustry.world.blocks.types.storage;
 
-import io.anuke.mindustry.entities.TileEntity;
 import io.anuke.mindustry.net.Net;
 import io.anuke.mindustry.resource.Item;
 import io.anuke.mindustry.world.Tile;
@@ -37,9 +36,9 @@ public class CoreBlock extends StorageBlock {
     }
 
     @Override
-    public Item removeItem(Tile tile){
+    public Item removeItem(Tile tile, Item item){
         for(int i = 0; i < state.inventory.getItems().length; i ++){
-            if(state.inventory.getItems()[i] > 0){
+            if(state.inventory.getItems()[i] > 0 && (item == null || item.id == i)){
                 if(Net.server() || !Net.active()) state.inventory.getItems()[i] --;
                 return Item.getByID(i);
             }
@@ -48,10 +47,9 @@ public class CoreBlock extends StorageBlock {
     }
 
     @Override
-    public boolean hasItem(Tile tile){
-        TileEntity entity = tile.entity;
+    public boolean hasItem(Tile tile, Item item){
         for(int i = 0; i < state.inventory.getItems().length; i ++){
-            if(state.inventory.getItems()[i] > 0){
+            if(state.inventory.getItems()[i] > 0 && (item == null || item.id == i)){
                 return true;
             }
         }

core/src/io/anuke/mindustry/world/blocks/types/storage/SortedUnloader.java

@@ -0,0 +1,118 @@
+package io.anuke.mindustry.world.blocks.types.storage;
+
+import com.badlogic.gdx.graphics.g2d.TextureRegion;
+import com.badlogic.gdx.utils.Array;
+import io.anuke.mindustry.entities.TileEntity;
+import io.anuke.mindustry.resource.Item;
+import io.anuke.mindustry.world.Tile;
+import io.anuke.ucore.graphics.Draw;
+import io.anuke.ucore.scene.style.TextureRegionDrawable;
+import io.anuke.ucore.scene.ui.ButtonGroup;
+import io.anuke.ucore.scene.ui.ImageButton;
+import io.anuke.ucore.scene.ui.layout.Table;
+import io.anuke.ucore.util.Tmp;
+
+import java.io.DataInputStream;
+import java.io.DataOutputStream;
+import java.io.IOException;
+
+public class SortedUnloader extends Unloader {
+
+    public SortedUnloader(String name){
+        super(name);
+    }
+
+    @Override
+    public void update(Tile tile){
+        SortedUnloaderEntity entity = tile.entity();
+
+        if(entity.inventory.totalItems() == 0 && entity.timer.get(timerUnload, 5)){
+            tile.allNearby(other -> {
+                if(other.block() instanceof StorageBlock && entity.inventory.totalItems() == 0 &&
+                        ((StorageBlock)other.block()).hasItem(other, entity.sortItem)){
+                    offloadNear(tile, ((StorageBlock)other.block()).removeItem(other, entity.sortItem));
+                }
+            });
+        }
+
+        if(entity.inventory.totalItems() > 0){
+            tryDump(tile);
+        }
+    }
+
+    @Override
+    public void draw(Tile tile){
+        super.draw(tile);
+
+        SortedUnloaderEntity entity = tile.entity();
+
+        TextureRegion region = entity.sortItem.region;
+        Tmp.tr1.setRegion(region, 4, 4, 1, 1);
+
+        Draw.rect(Tmp.tr1, tile.worldx(), tile.worldy(), 2f, 2f);
+    }
+
+    @Override
+    public boolean isConfigurable(Tile tile){
+        return true;
+    }
+
+    @Override
+    public void configure(Tile tile, byte data) {
+        SortedUnloaderEntity entity = tile.entity();
+        if(entity != null){
+            entity.sortItem = Item.getByID(data);
+            entity.inventory.clear();
+        }
+    }
+
+    @Override
+    public void buildTable(Tile tile, Table table){
+        SortedUnloaderEntity entity = tile.entity();
+
+        Array<Item> items = Item.getAllItems();
+
+        ButtonGroup<ImageButton> group = new ButtonGroup<>();
+        Table cont = new Table();
+        cont.margin(4);
+        cont.marginBottom(5);
+
+        cont.add().colspan(4).height(50f * (int)(items.size/4f + 1f));
+        cont.row();
+
+        for(int i = 0; i < items.size; i ++){
+
+            final int f = i;
+            ImageButton button = cont.addImageButton("white", "toggle", 24, () -> {
+                setConfigure(tile, (byte)f);
+            }).size(38, 42).padBottom(-5.1f).group(group).get();
+            button.getStyle().imageUp = new TextureRegionDrawable(new TextureRegion(items.get(i).region));
+            button.setChecked(entity.sortItem.id == f);
+
+            if(i%4 == 3){
+                cont.row();
+            }
+        }
+
+        table.add(cont);
+    }
+
+    @Override
+    public TileEntity getEntity(){
+        return new SortedUnloaderEntity();
+    }
+
+    public static class SortedUnloaderEntity extends TileEntity{
+        public Item sortItem = Item.iron;
+
+        @Override
+        public void write(DataOutputStream stream) throws IOException {
+            stream.writeByte(sortItem.id);
+        }
+
+        @Override
+        public void read(DataInputStream stream) throws IOException{
+            sortItem = Item.getAllItems().get(stream.readByte());
+        }
+    }
+}

core/src/io/anuke/mindustry/world/blocks/types/storage/StorageBlock.java

@@ -11,11 +11,12 @@ public abstract class StorageBlock extends Block {
         super(name);
     }
 
-    /**Removes any one item and returns it. Returns null if no items are there.*/
-    public Item removeItem(Tile tile){
+    /**Removes an item and returns it. If item is not null, it should return the item.
+     * Returns null if no items are there.*/
+    public Item removeItem(Tile tile, Item item){
         TileEntity entity = tile.entity;
         for(int i = 0; i < entity.inventory.items.length; i ++){
-            if(entity.inventory.items[i] > 0){
+            if(entity.inventory.items[i] > 0 && (item == null || i == item.id)){
                 entity.inventory.items[i] --;
                 return Item.getByID(i);
             }
@@ -23,10 +24,12 @@ public abstract class StorageBlock extends Block {
         return null;
     }
 
-    public boolean hasItem(Tile tile){
+    /**Returns whether this storage block has the specified item.
+     * If the item is null, it should return whether it has ANY items.*/
+    public boolean hasItem(Tile tile, Item item){
         TileEntity entity = tile.entity;
         for(int i = 0; i < entity.inventory.items.length; i ++){
-            if(entity.inventory.items[i] > 0){
+            if(entity.inventory.items[i] > 0 && (item == null || i == item.id)){
                 return true;
             }
         }

core/src/io/anuke/mindustry/world/blocks/types/storage/Unloader.java

@@ -2,6 +2,7 @@ package io.anuke.mindustry.world.blocks.types.storage;
 
 import io.anuke.mindustry.resource.Item;
 import io.anuke.mindustry.world.Block;
+import io.anuke.mindustry.world.BlockGroup;
 import io.anuke.mindustry.world.Tile;
 
 public class Unloader extends Block {
@@ -12,6 +13,7 @@ public class Unloader extends Block {
         update = true;
         solid = true;
         health = 70;
+        group = BlockGroup.transportation;
     }
 
     @Override
@@ -19,8 +21,8 @@ public class Unloader extends Block {
         if(tile.entity.inventory.totalItems() == 0 && tile.entity.timer.get(timerUnload, 5)){
             tile.allNearby(other -> {
                 if(other.block() instanceof StorageBlock && tile.entity.inventory.totalItems() == 0 &&
-                        ((StorageBlock)other.block()).hasItem(other)){
-                    offloadNear(tile, ((StorageBlock)other.block()).removeItem(other));
+                        ((StorageBlock)other.block()).hasItem(other, null)){
+                    offloadNear(tile, ((StorageBlock)other.block()).removeItem(other, null));
                 }
             });
         }