Many various bugfixes, more aggressive memory optimization

build.gradle

@@ -27,7 +27,7 @@ allprojects {
         gdxVersion = '1.9.8'
         roboVMVersion = '2.3.0'
         aiVersion = '1.8.1'
-        uCoreVersion = '19fbbd3b3a'
+        uCoreVersion = 'da40998ac6'
 
         getVersionString = {
             String buildVersion = getBuildVersion()

core/assets/bundles/bundle.properties

@@ -29,6 +29,7 @@ text.addplayers=Add/Remove Players
 text.newgame=New Game
 text.quit=Quit
 text.maps=Maps
+text.maps.none=[LIGHT_GRAY]No maps found!
 text.about.button=About
 text.name=Name:
 text.unlocked=New Block Unlocked!
@@ -219,6 +220,9 @@ text.menu=Menu
 text.play=Play
 text.load=Load
 text.save=Save
+text.fps=FPS: {0}
+text.tps=TPS: {0}
+text.ping=Ping: {0}ms
 text.language.restart=Please restart your game for the language settings to take effect.
 text.settings.language=Language
 text.settings=Settings

core/src/io/anuke/mindustry/Vars.java

@@ -154,11 +154,11 @@ public class Vars{
 		puddleGroup = Entities.addGroup(Puddle.class, false).enableMapping();
 		itemGroup = Entities.addGroup(ItemDrop.class).enableMapping();
 		fireGroup = Entities.addGroup(Fire.class, false).enableMapping();
-		unitGroups = new EntityGroup[Team.values().length];
+		unitGroups = new EntityGroup[Team.all.length];
 
 		threads = new ThreadHandler(Platform.instance.getThreadProvider());
 
-		for(Team team : Team.values()){
+		for(Team team : Team.all){
 			unitGroups[team.ordinal()] = Entities.addGroup(BaseUnit.class).enableMapping();
 		}
 

core/src/io/anuke/mindustry/ai/BlockIndexer.java

@@ -73,8 +73,8 @@ public class BlockIndexer {
             ores = null;
 
             //create bitset for each team type that contains each quadrant
-            structQuadrants = new Bits[Team.values().length];
+            structQuadrants = new Bits[Team.all.length];
-            for(int i = 0; i < Team.values().length; i ++){
+            for(int i = 0; i < Team.all.length; i ++){
                 structQuadrants[i] = new Bits(Mathf.ceil(world.width() / (float)structQuadrantSize) * Mathf.ceil(world.height() / (float)structQuadrantSize));
             }
 

core/src/io/anuke/mindustry/ai/Pathfinder.java

@@ -116,7 +116,7 @@ public class Pathfinder {
     private void createFor(Team team){
         PathData path = new PathData();
         path.search ++;
-        path.frontier.ensureCapacity(world.width() * world.height() / 2);
+        path.frontier.ensureCapacity((world.width() + world.height()) * 3);
 
         paths[team.ordinal()] = path;
 
@@ -167,7 +167,7 @@ public class Pathfinder {
     private void clear(){
         Timers.mark();
 
-        paths = new PathData[Team.values().length];
+        paths = new PathData[Team.all.length];
         blocked.clear();
 
         for(TeamData data : state.teams.getTeams()){

core/src/io/anuke/mindustry/content/Items.java

@@ -15,7 +15,7 @@ public class Items implements ContentList{
     public void load() {
 
         stone = new Item("stone", Color.valueOf("777777")) {{
-            hardness = 2;
+            hardness = 3;
         }};
 
         tungsten = new Item("tungsten", Color.valueOf("a0b0c8")) {{

core/src/io/anuke/mindustry/core/NetClient.java

@@ -242,6 +242,10 @@ public class NetClient extends Module {
             //get data input for reading from the stream
             DataInputStream input = netClient.dataStream;
 
+            //read wave info
+            state.wavetime = input.readFloat();
+            state.wave = input.readInt();
+            
             byte cores = input.readByte();
             for (int i = 0; i < cores; i++) {
                 int pos = input.readInt();

core/src/io/anuke/mindustry/core/NetServer.java

@@ -328,11 +328,9 @@ public class NetServer extends Module{
                 //reset stream to begin writing
                 syncStream.reset();
 
-                int totalGroups = 0;
+                //write wave data
-
+                dataStream.writeFloat(state.wavetime);
-                for (EntityGroup<?> group : Entities.getAllGroups()) {
+                dataStream.writeInt(state.wave);
-                    if (!group.isEmpty() && (group.all().get(0) instanceof SyncTrait)) totalGroups ++;
-                }
 
                 Array<Tile> cores = state.teams.get(player.getTeam()).cores;
 
@@ -347,6 +345,12 @@ public class NetServer extends Module{
                 //write timestamp
                 dataStream.writeLong(TimeUtils.millis());
 
+                int totalGroups = 0;
+
+                for (EntityGroup<?> group : Entities.getAllGroups()) {
+                    if (!group.isEmpty() && (group.all().get(0) instanceof SyncTrait)) totalGroups ++;
+                }
+
                 //write total amount of serializable groups
                 dataStream.writeByte(totalGroups);
 

core/src/io/anuke/mindustry/core/Renderer.java

@@ -252,7 +252,7 @@ public class Renderer extends RendererModule{
 	}
 
 	private void drawAllTeams(boolean flying){
-		for(Team team : Team.values()){
+		for(Team team : Team.all){
 			EntityGroup<BaseUnit> group = unitGroups[team.ordinal()];
 
 			if(group.count(p -> p.isFlying() == flying) +

core/src/io/anuke/mindustry/core/ThreadHandler.java

@@ -61,7 +61,7 @@ public class ThreadHandler {
         }
     }
 
-    public int getFPS(){
+    public int getTPS(){
         return (int)(60/delta);
     }
 
@@ -112,7 +112,7 @@ public class ThreadHandler {
     }
 
     public boolean doInterpolate(){
-        return enabled && Math.abs(Gdx.graphics.getFramesPerSecond() - getFPS()) > 15;
+        return enabled && Math.abs(Gdx.graphics.getFramesPerSecond() - getTPS()) > 15;
     }
 
     public boolean isOnThread(){

core/src/io/anuke/mindustry/editor/MapEditorDialog.java

@@ -457,7 +457,7 @@ public class MapEditorDialog extends Dialog implements Disposable{
 
 				int i = 0;
 
-				for(Team team : Team.values()){
+				for(Team team : Team.all){
 					ImageButton button = new ImageButton("white", "toggle");
 					button.margin(4f, 4f, 10f, 4f);
 					button.getImageCell().grow();

core/src/io/anuke/mindustry/editor/MapLoadDialog.java

@@ -3,9 +3,11 @@ package io.anuke.mindustry.editor;
 import io.anuke.mindustry.io.Map;
 import io.anuke.mindustry.ui.BorderImage;
 import io.anuke.mindustry.ui.dialogs.FloatingDialog;
+import io.anuke.ucore.core.Core;
 import io.anuke.ucore.function.Consumer;
 import io.anuke.ucore.scene.ui.ButtonGroup;
 import io.anuke.ucore.scene.ui.ScrollPane;
+import io.anuke.ucore.scene.ui.ScrollPane.ScrollPaneStyle;
 import io.anuke.ucore.scene.ui.TextButton;
 import io.anuke.ucore.scene.ui.layout.Table;
 
@@ -65,7 +67,13 @@ public class MapLoadDialog extends FloatingDialog{
 			if (++i % maxcol == 0) table.row();
 		}
 
-		content().add("$text.editor.loadmap");
+		if(world.maps().all().size == 0){
+			pane.setStyle(Core.skin.get("clear", ScrollPaneStyle.class));
+			table.add("$text.maps.none").center();
+		}else {
+			content().add("$text.editor.loadmap");
+		}
+
 		content().row();
 		content().add(pane);
 	}

core/src/io/anuke/mindustry/editor/MapRenderer.java

@@ -106,7 +106,7 @@ public class MapRenderer implements Disposable{
         byte btr = editor.getMap().read(wx, wy, DataPosition.rotationTeam);
         byte elev = editor.getMap().read(wx, wy, DataPosition.elevation);
         byte rotation = Bits.getLeftByte(btr);
-        Team team = Team.values()[Bits.getRightByte(btr)];
+        Team team = Team.all[Bits.getRightByte(btr)];
 
         Block floor = Block.getByID(bf);
         Block wall = Block.getByID(bw);

core/src/io/anuke/mindustry/entities/Player.java

@@ -502,7 +502,7 @@ public class Player extends Unit implements BuilderTrait, CarryTrait {
 
 		movement.setZero();
 
-		String section = "player_" + (playerIndex + 1);
+		String section = control.input(playerIndex).section;
 
 		float xa = Inputs.getAxis(section, "move_x");
 		float ya = Inputs.getAxis(section, "move_y");

core/src/io/anuke/mindustry/entities/Unit.java

@@ -136,7 +136,7 @@ public abstract class Unit extends DestructibleEntity implements SaveTrait, Targ
 
         this.status.readSave(stream);
         this.inventory.readSave(stream);
-        this.team = Team.values()[team];
+        this.team = Team.all[team];
         this.health = health;
         this.x = x;
         this.y = y;

core/src/io/anuke/mindustry/entities/Units.java

@@ -220,7 +220,7 @@ public class Units {
     /**Iterates over all units in a rectangle.*/
     public static void getNearby(Rectangle rect, Consumer<Unit> cons){
 
-        for(Team team : Team.values()){
+        for(Team team : Team.all){
             EntityGroup<BaseUnit> group = unitGroups[team.ordinal()];
             if(!group.isEmpty()){
                 EntityPhysics.getNearby(group, rect, entity -> cons.accept((Unit)entity));
@@ -253,7 +253,7 @@ public class Units {
     /**Iterates over all units.*/
     public static void getAllUnits(Consumer<Unit> cons){
 
-        for(Team team : Team.values()){
+        for(Team team : Team.all){
             EntityGroup<BaseUnit> group = unitGroups[team.ordinal()];
             for(Unit unit : group.all()){
                 cons.accept(unit);

core/src/io/anuke/mindustry/entities/bullet/Bullet.java

@@ -145,7 +145,7 @@ public class Bullet extends BulletEntity<BulletType> implements TeamTrait, SyncT
 		y = data.readFloat();
 		velocity.x = data.readFloat();
 		velocity.y = data.readFloat();
-		team = Team.values()[data.readByte()];
+		team = Team.all[data.readByte()];
 		type = BulletType.getByID(data.readByte());
 	}
 

core/src/io/anuke/mindustry/entities/traits/BuilderTrait.java

@@ -39,7 +39,7 @@ import static io.anuke.mindustry.Vars.world;
 public interface BuilderTrait {
     //these are not instance variables!
     Translator[] tmptr = {new Translator(), new Translator(), new Translator(), new Translator()};
-    float placeDistance = 200f;
+    float placeDistance = 140f;
     float mineDistance = 70f;
 
     /**Returns the queue for storing build requests.*/
@@ -118,7 +118,8 @@ public interface BuilderTrait {
 
         Tile tile = world.tile(current.x, current.y);
 
-        if(unit.distanceTo(tile) > placeDistance) { //out of range, skip it.
+        if(unit.distanceTo(tile) > placeDistance || //out of range, skip it
+                (current.lastEntity != null && current.lastEntity.isDead())) { //build/destroy request has died, skip it
             getPlaceQueue().removeFirst();
         }else if(current.remove){
 
@@ -144,6 +145,7 @@ public interface BuilderTrait {
 
                 //otherwise, update it.
                 BreakEntity entity = tile.entity();
+                current.lastEntity = entity;
 
                 entity.addProgress(core, unit, 1f / entity.breakTime * Timers.delta() * getBuildPower(tile));
                 unit.rotation = Mathf.slerpDelta(unit.rotation, unit.angleTo(entity), 0.4f);
@@ -174,6 +176,7 @@ public interface BuilderTrait {
 
                 //otherwise, update it.
                 BuildEntity entity = tile.entity();
+                current.lastEntity = entity;
 
                 entity.addProgress(core.items, 1f / entity.recipe.cost * Timers.delta() * getBuildPower(tile));
                 if(unit instanceof Player){
@@ -288,7 +291,9 @@ public interface BuilderTrait {
         public final int x, y, rotation;
         public final Recipe recipe;
         public final boolean remove;
+
         public boolean requested;
+        public TileEntity lastEntity;
 
         public float progress;
 

core/src/io/anuke/mindustry/entities/traits/SyncTrait.java

@@ -14,7 +14,7 @@ public interface SyncTrait extends Entity, TypeTrait {
 
     /**Whether smoothing of entities is enabled when using multithreading; not yet implemented.*/
     static boolean isSmoothing(){
-        return threads.isEnabled() && threads.getFPS() <= Gdx.graphics.getFramesPerSecond() / 2f;
+        return threads.isEnabled() && threads.getTPS() <= Gdx.graphics.getFramesPerSecond() / 2f;
     }
 
     /**Sets the position of this entity and updated the interpolator.*/

core/src/io/anuke/mindustry/game/Difficulty.java

@@ -18,6 +18,8 @@ public enum Difficulty {
     /**Scaling of max time between waves. Default time is 4 minutes.*/
     public final float maxTimeScaling;
 
+    private String value;
+
     Difficulty(float enemyScaling, float timeScaling, float maxTimeScaling){
         this.enemyScaling = enemyScaling;
         this.timeScaling = timeScaling;
@@ -26,6 +28,9 @@ public enum Difficulty {
 
     @Override
     public String toString() {
-        return Bundles.get("setting.difficulty." + name());
+        if(value == null){
+            value = Bundles.get("setting.difficulty." + name());
+        }
+        return value;
     }
 }

core/src/io/anuke/mindustry/game/Team.java

@@ -13,6 +13,8 @@ public enum Team {
     public final Color color;
     public final int intColor;
 
+    public final static Team[] all = values();
+
     Team(Color color){
         this.color = color;
         intColor = Color.rgba8888(color);

core/src/io/anuke/mindustry/graphics/BlockRenderer.java

@@ -1,6 +1,7 @@
 package io.anuke.mindustry.graphics;
 
 import com.badlogic.gdx.utils.Array;
+import com.badlogic.gdx.utils.Sort;
 import io.anuke.mindustry.content.blocks.Blocks;
 import io.anuke.mindustry.game.Team;
 import io.anuke.mindustry.world.Block;
@@ -10,8 +11,6 @@ import io.anuke.ucore.core.Graphics;
 import io.anuke.ucore.graphics.Draw;
 import io.anuke.ucore.util.Mathf;
 
-import java.util.Arrays;
-
 import static io.anuke.mindustry.Vars.*;
 import static io.anuke.ucore.core.Core.camera;
 
@@ -107,7 +106,7 @@ public class BlockRenderer{
 		floorRenderer.endDraw();
 		Graphics.begin();
 
-		Arrays.sort(requests.items, 0, requestidx);
+		Sort.instance().sort(requests.items, 0, requestidx);
 		iterateidx = 0;
 	}
 

core/src/io/anuke/mindustry/input/InputHandler.java

@@ -42,6 +42,7 @@ public abstract class InputHandler extends InputAdapter{
 	final static float backTrns = 3f;
 
 	public final Player player;
+	public final String section;
 	public final OverlayFragment frag = new OverlayFragment(this);
 
 	public Recipe recipe;
@@ -50,6 +51,7 @@ public abstract class InputHandler extends InputAdapter{
 
 	public InputHandler(Player player){
 	    this.player = player;
+	    this.section = "player_" + (player.playerIndex + 1);
 	    Timers.run(1f, () -> frag.build(Core.scene.getRoot()));
     }
 

core/src/io/anuke/mindustry/io/MapIO.java

@@ -42,7 +42,7 @@ public class MapIO {
                 Block floor = Block.getByID(marker.floor);
                 Block wall = Block.getByID(marker.wall);
                 int wallc = ColorMapper.getBlockColor(wall);
-                if(wallc == 0 && (wall.update || wall.solid || wall.breakable)) wallc = Team.values()[marker.team].intColor;
+                if(wallc == 0 && (wall.update || wall.solid || wall.breakable)) wallc = Team.all[marker.team].intColor;
                 wallc = wallc == 0 ? ColorMapper.getBlockColor(floor) : wallc;
                 if(marker.elevation > 0){
                     float scaling = 1f + marker.elevation/8f;

core/src/io/anuke/mindustry/io/TypeIO.java

@@ -141,7 +141,7 @@ public class TypeIO {
 
     @ReadClass(Team.class)
     public static Team readTeam(ByteBuffer buffer){
-        return Team.values()[buffer.get()];
+        return Team.all[buffer.get()];
     }
 
     @WriteClass(AdminAction.class)

core/src/io/anuke/mindustry/io/versions/Save16.java

@@ -115,9 +115,9 @@ public class Save16 extends SaveFileVersion {
                     byte team = Bits.getLeftByte(tr);
                     byte rotation = Bits.getRightByte(tr);
 
-                    Team t = Team.values()[team];
+                    Team t = Team.all[team];
 
-                    tile.setTeam(Team.values()[team]);
+                    tile.setTeam(Team.all[team]);
                     tile.entity.health = health;
                     tile.setRotation(rotation);
 

core/src/io/anuke/mindustry/net/NetworkIO.java

@@ -176,7 +176,7 @@ public class NetworkIO {
                         byte tr = stream.readByte();
                         short health = stream.readShort();
 
-                        tile.setTeam(Team.values()[Bits.getLeftByte(tr)]);
+                        tile.setTeam(Team.all[Bits.getLeftByte(tr)]);
                         tile.setRotation(Bits.getRightByte(tr));
 
                         tile.entity.health = health;
@@ -197,7 +197,7 @@ public class NetworkIO {
 
             byte teams = stream.readByte();
             for (int i = 0; i < teams; i++) {
-                Team team = Team.values()[stream.readByte()];
+                Team team = Team.all[stream.readByte()];
                 boolean ally = stream.readBoolean();
                 short cores = stream.readShort();
                 state.teams.add(team, ally);

core/src/io/anuke/mindustry/ui/IntFormat.java

@@ -0,0 +1,23 @@
+package io.anuke.mindustry.ui;
+
+import io.anuke.ucore.util.Bundles;
+
+/**A low-garbage way to format bundle strings.*/
+public class IntFormat {
+    private final StringBuilder builder = new StringBuilder();
+    private final String text;
+    private int lastValue = Integer.MIN_VALUE;
+
+    public IntFormat(String text) {
+        this.text = text;
+    }
+
+    public CharSequence get(int value){
+        if(lastValue != value){
+            builder.setLength(0);
+            builder.append(Bundles.format(text, value));
+        }
+        lastValue = value;
+        return builder;
+    }
+}

core/src/io/anuke/mindustry/ui/ItemImage.java

@@ -11,7 +11,7 @@ import io.anuke.ucore.scene.ui.layout.Table;
 public class ItemImage extends Stack {
     private Image image;
 
-    public ItemImage(TextureRegion region, Supplier<String> text, Color color) {
+    public ItemImage(TextureRegion region, Supplier<CharSequence> text, Color color) {
         Table t = new Table().left().bottom();
 
         t.label(text).get().setFontScale(0.5f);

core/src/io/anuke/mindustry/ui/dialogs/MapsDialog.java

@@ -93,6 +93,10 @@ public class MapsDialog extends FloatingDialog {
             i ++;
         }
 
+        if(world.maps().all().size == 0){
+            maps.add("$text.maps.none");
+        }
+
         content().add(pane).uniformX();
     }
 

core/src/io/anuke/mindustry/ui/fragments/HudFragment.java

@@ -9,10 +9,10 @@ import com.badlogic.gdx.utils.Scaling;
 import io.anuke.mindustry.core.GameState.State;
 import io.anuke.mindustry.net.Net;
 import io.anuke.mindustry.type.Recipe;
+import io.anuke.mindustry.ui.IntFormat;
 import io.anuke.mindustry.ui.Minimap;
 import io.anuke.ucore.core.Core;
 import io.anuke.ucore.core.Inputs;
-import io.anuke.ucore.core.Settings;
 import io.anuke.ucore.scene.Element;
 import io.anuke.ucore.scene.Group;
 import io.anuke.ucore.scene.actions.Actions;
@@ -35,10 +35,10 @@ public class HudFragment implements Fragment{
 	private ImageButton menu, flip;
 	private Table respawntable;
 	private Table wavetable;
-	private Label infolabel;
+	private Table infolabel;
 	private Table lastUnlockTable;
 	private Table lastUnlockLayout;
-	private boolean shown = true, done = true;
+	private boolean shown = true;
 	private float dsize = 58;
 	private float isize = 40;
 
@@ -109,16 +109,20 @@ public class HudFragment implements Fragment{
 				row();
 
 				visible(() -> !state.is(State.menu));
-
-				infolabel = new Label(() -> (Settings.getBool("fps") ? (Gdx.graphics.getFramesPerSecond() + " FPS") +
-						(threads.isEnabled() ?  " / " + threads.getFPS() + " TPS" : "") + (Net.client() && !gwt ? "\nPing: " + Net.getPing() : "") : ""));
 				row();
-				add(infolabel).size(-1);
+				new table(){{
+					IntFormat fps = new IntFormat("text.fps");
+					IntFormat tps = new IntFormat("text.tps");
+					IntFormat ping = new IntFormat("text.ping");
+					new label(() -> fps.get(Gdx.graphics.getFramesPerSecond())).padRight(10);
+					new label(() -> tps.get(threads.getTPS())).visible(() -> threads.isEnabled());
+					row();
+					new label(() -> ping.get(Net.getPing())).visible(() -> Net.client() && !gwt).colspan(2);
+
+					infolabel = get();
+				}}.size(-1).end();
 
 			}}.end();
-
-
-
 		}}.end();
 
 		new table(){{
@@ -285,25 +289,30 @@ public class HudFragment implements Fragment{
 	private String getEnemiesRemaining() {
 		if(state.enemies == 1) {
 			return Bundles.format("text.enemies.single", state.enemies);
-		} else return Bundles.format("text.enemies", state.enemies);
+		} else {
+			return Bundles.format("text.enemies", state.enemies);
+		}
 	}
 
 	private void addWaveTable(){
 		float uheight = 66f;
 
+		IntFormat wavef = new IntFormat("text.wave");
+		IntFormat timef = new IntFormat("text.wave.waiting");
+
 		wavetable = new table("button"){{
 			aleft();
 			new table(){{
 				aleft();
 
-				new label(() -> Bundles.format("text.wave", state.wave)).scale(fontScale *1.5f).left().padLeft(-6);
+				new label(() -> wavef.get(state.wave)).scale(fontScale *1.5f).left().padLeft(-6);
 
 				row();
 
-				new label(()-> state.enemies > 0 ?
+				new label(() -> state.enemies > 0 ?
 					getEnemiesRemaining() :
 						(state.mode.disableWaveTimer) ? "$text.waiting"
-								: Bundles.format("text.wave.waiting", (int) (state.wavetime / 60f)))
+								: timef.get((int) (state.wavetime / 60f)))
 				.minWidth(126).padLeft(-6).left();
 
 				margin(10f);

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

@@ -137,7 +137,7 @@ public class Tile implements PosTrait, TargetTrait {
 	}
 
 	public Team getTeam(){
-		return Team.values()[team];
+		return Team.all[team];
 	}
 
 	public byte getTeamID(){

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

@@ -17,7 +17,6 @@ import io.anuke.ucore.graphics.Draw;
 import io.anuke.ucore.util.Geometry;
 import io.anuke.ucore.util.Mathf;
 
-import static io.anuke.mindustry.Vars.tilesize;
 import static io.anuke.mindustry.Vars.world;
 
 public class Floor extends Block{
@@ -31,6 +30,7 @@ public class Floor extends Block{
 	protected TextureRegion edgeRegion;
 	protected TextureRegion[] edgeRegions;
 	protected TextureRegion[] cliffRegions;
+	protected TextureRegion[] variantRegions;
 	protected Vector2[] offsets;
 	protected Predicate<Floor> blends = block -> block != this && !block.blendOverride(this);
 	protected boolean blend = true;
@@ -72,6 +72,7 @@ public class Floor extends Block{
 	@Override
 	public void load() {
 		super.load();
+
 		if(blend) {
 			edgeRegion = Draw.hasRegion(name + "edge") ? Draw.region(name + "edge") : Draw.region(edge + "edge");
 			edgeRegions = new TextureRegion[8];
@@ -97,19 +98,23 @@ public class Floor extends Block{
 				offsets[i] = new Vector2(-4 + rx, -4 + ry);
 			}
 
-			if(Draw.hasRegion(name + "-cliff")){
+			cliffRegions = new TextureRegion[4];
-				cliffRegions = new TextureRegion[8];
+			cliffRegions[0] = Draw.region(name + "-cliff-edge-2");
-				TextureRegion base = Draw.region(name + "-cliff");
+			cliffRegions[1] = Draw.region(name + "-cliff-edge");
+			cliffRegions[2] = Draw.region(name + "-cliff-edge-1");
+			cliffRegions[3] = Draw.region(name + "-cliff-side");
+		}
 
-				for(int i = 0; i < 8; i ++){
+		//load variant regions for drawing
-					int dx = Geometry.d8[i].x, dy = Geometry.d8[i].y;
+		if(variants > 0){
+			variantRegions = new TextureRegion[variants];
 
-					TextureRegion region = new TextureRegion();
+			for (int i = 0; i < variants; i++) {
-					region.setTexture(base.getTexture());
+				variantRegions[i] = Draw.region(name + (i + 1));
-					region.setRegion(base.getRegionX() + tilesize + tilesize*dx, base.getRegionY() + tilesize - tilesize*dy, tilesize, tilesize);
-					cliffRegions[i] = region;
-				}
 			}
+		}else{
+			variantRegions = new TextureRegion[1];
+			variantRegions[0] = Draw.region(name);
 		}
 	}
 
@@ -133,9 +138,9 @@ public class Floor extends Block{
 	public void draw(Tile tile){
 		MathUtils.random.setSeed(tile.id());
 
-		Draw.rect(variants > 0 ? (name() + MathUtils.random(1, variants))  : name(), tile.worldx(), tile.worldy());
+		Draw.rect(variantRegions[Mathf.randomSeed(tile.id(), 0, Math.max(0, variantRegions.length-1))], tile.worldx(), tile.worldy());
 
-		if(Draw.hasRegion(name + "-cliff-side") && tile.cliffs != 0){
+		if(tile.cliffs != 0){
 			for(int i = 0; i < 4; i ++){
 				if((tile.cliffs & (1 << i*2)) != 0) {
 					Draw.colorl(i > 1 ? 0.6f : 1f);
@@ -143,13 +148,13 @@ public class Floor extends Block{
 					boolean above = (tile.cliffs & (1 << ((i+1)%4)*2)) != 0, below = (tile.cliffs & (1 << (Mathf.mod(i-1, 4))*2)) != 0;
 
 					if(above && below){
-						Draw.rect(name + "-cliff-edge-2", tile.worldx(), tile.worldy(), i * 90);
+						Draw.rect(cliffRegions[0], tile.worldx(), tile.worldy(), i * 90);
 					}else if(above){
-						Draw.rect(name + "-cliff-edge", tile.worldx(), tile.worldy(), i * 90);
+						Draw.rect(cliffRegions[1], tile.worldx(), tile.worldy(), i * 90);
 					}else if(below){
-						Draw.rect(name + "-cliff-edge-1", tile.worldx(), tile.worldy(), i * 90);
+						Draw.rect(cliffRegions[2], tile.worldx(), tile.worldy(), i * 90);
 					}else{
-						Draw.rect(name + "-cliff-side", tile.worldx(), tile.worldy(), i * 90);
+						Draw.rect(cliffRegions[3], tile.worldx(), tile.worldy(), i * 90);
 					}
 				}
 			}

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

@@ -6,6 +6,7 @@ import io.anuke.mindustry.type.ItemStack;
 import io.anuke.mindustry.world.Block;
 import io.anuke.mindustry.world.Tile;
 import io.anuke.ucore.graphics.Draw;
+import io.anuke.ucore.util.Mathf;
 
 public class OreBlock extends Floor {
     public Floor base;
@@ -22,15 +23,7 @@ public class OreBlock extends Floor {
 
     @Override
     public void draw(Tile tile){
-
+        Draw.rect(variantRegions[Mathf.randomSeed(tile.id(), 0, Math.max(0, variantRegions.length-1))], tile.worldx(), tile.worldy());
-        //Draw.rect(base.variants > 0 ? (base.name + MathUtils.random(1, base.variants))  : base.name, tile.worldx(), tile.worldy());
-
-        int rand = variants > 0 ? MathUtils.random(1, variants) : 0;
-
-       // Draw.color(0f, 0f, 0f, 0.2f);
-        //Draw.rect(variants > 0 ? (drops.item.name + rand)  : name, tile.worldx(), tile.worldy() - 1);
-        //Draw.color();
-        Draw.rect(name + rand, tile.worldx(), tile.worldy());
 
         drawEdges(tile, false);
     }

core/src/io/anuke/mindustry/world/blocks/defense/Door.java

@@ -1,5 +1,6 @@
 package io.anuke.mindustry.world.blocks.defense;
 
+import com.badlogic.gdx.graphics.g2d.TextureRegion;
 import com.badlogic.gdx.math.Rectangle;
 import io.anuke.mindustry.content.fx.BlockFx;
 import io.anuke.mindustry.entities.Player;
@@ -22,6 +23,8 @@ public class Door extends Wall{
 	protected Effect openfx = BlockFx.dooropen;
 	protected Effect closefx = BlockFx.doorclose;
 
+	protected TextureRegion openRegion;
+
 	public Door(String name) {
 		super(name);
 		solid = false;
@@ -29,6 +32,12 @@ public class Door extends Wall{
 		consumesTap = true;
 	}
 
+	@Override
+	public void load() {
+		super.load();
+		openRegion = Draw.region(name + "-open");
+	}
+
 	@Override
 	public void draw(Tile tile){
 		DoorEntity entity = tile.entity();
@@ -36,7 +45,7 @@ public class Door extends Wall{
 		if(!entity.open){
 			Draw.rect(name, tile.drawx(), tile.drawy());
 		}else{
-			Draw.rect(name + "-open", tile.drawx(), tile.drawy());
+			Draw.rect(openRegion, tile.drawx(), tile.drawy());
 		}
 	}
 

core/src/io/anuke/mindustry/world/blocks/production/MechFactory.java

@@ -30,6 +30,8 @@ import static io.anuke.mindustry.Vars.tilesize;
 public class MechFactory extends Block{
     protected Mech mech;
 
+    protected TextureRegion openRegion;
+
     public MechFactory(String name){
         super(name);
         update = true;
@@ -51,11 +53,17 @@ public class MechFactory extends Block{
         }
     }
 
+    @Override
+    public void load() {
+        super.load();
+        openRegion = Draw.region(name + "-open");
+    }
+
     @Override
     public void draw(Tile tile) {
         MechFactoryEntity entity = tile.entity();
 
-        Draw.rect(entity.open ? name + "-open" : name, tile.drawx(), tile.drawy());
+        Draw.rect(entity.open ? openRegion : Draw.region(name), tile.drawx(), tile.drawy());
 
         if(entity.player != null) {
             TextureRegion region = mech.iconRegion;

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

@@ -47,6 +47,9 @@ public class CoreBlock extends StorageBlock {
     protected float droneRespawnDuration = 60*6;
     protected UnitType droneType = UnitTypes.drone;
 
+    protected TextureRegion openRegion;
+    protected TextureRegion topRegion;
+
     public CoreBlock(String name) {
         super(name);
 
@@ -61,6 +64,14 @@ public class CoreBlock extends StorageBlock {
         flags = EnumSet.of(BlockFlag.resupplyPoint, BlockFlag.target);
     }
 
+    @Override
+    public void load() {
+        super.load();
+
+        openRegion = Draw.region(name + "-open");
+        topRegion = Draw.region(name + "-top");
+    }
+
     @Override
     public float handleDamage(Tile tile, float amount) {
         return debug ? 0 : amount;
@@ -70,10 +81,10 @@ public class CoreBlock extends StorageBlock {
     public void draw(Tile tile) {
         CoreEntity entity = tile.entity();
 
-        Draw.rect(entity.solid ? name : name + "-open", tile.drawx(), tile.drawy());
+        Draw.rect(entity.solid ? Draw.region(name) : openRegion, tile.drawx(), tile.drawy());
 
         Draw.alpha(entity.heat);
-        Draw.rect(name + "-top", tile.drawx(), tile.drawy());
+        Draw.rect(topRegion, tile.drawx(), tile.drawy());
         Draw.color();
 
         if(entity.currentUnit != null) {

core/src/io/anuke/mindustry/world/blocks/units/Reconstructor.java

@@ -33,6 +33,7 @@ public class Reconstructor extends Block{
     protected float arriveTime = 40f;
     protected float powerPerTeleport = 5f;
     protected Effect arriveEffect = Fx.spawn;
+    protected TextureRegion openRegion;
 
     public Reconstructor(String name) {
         super(name);
@@ -42,6 +43,12 @@ public class Reconstructor extends Block{
         configurable = true;
     }
 
+    @Override
+    public void load() {
+        super.load();
+        openRegion = Draw.region(name + "-open");
+    }
+
     @Override
     public boolean isSolidFor(Tile tile) {
         ReconstructorEntity entity = tile.entity();
@@ -104,7 +111,7 @@ public class Reconstructor extends Block{
         if(entity.solid){
             Draw.rect(name, tile.drawx(), tile.drawy());
         }else{
-            Draw.rect(name + "-open", tile.drawx(), tile.drawy());
+            Draw.rect(openRegion, tile.drawx(), tile.drawy());
         }
 
         if(entity.current != null){

core/src/io/anuke/mindustry/world/mapgen/WorldGenerator.java

@@ -53,7 +53,7 @@ public class WorldGenerator {
 
 				Tile tile = new Tile(x, y, marker.floor, marker.wall == Blocks.blockpart.id ? 0 : marker.wall, marker.rotation, marker.team, marker.elevation);
 
-				Team team = Team.values()[marker.team];
+				Team team = Team.all[marker.team];
 
 				if(tile.block().isMultiblock()){
 					multiblocks.add(tile.packedPosition());