Performance improvements for wall blocks

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

@@ -79,6 +79,7 @@ public abstract class BulletType  extends BaseBulletType<Bullet>{
 			Effects.shake(3f, 3f, b);
 		}
 	},
+	//TODO use DamageArea instead
 	shell = new BulletType(1.1f, 85){
 		{
 			lifetime = 110f;

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

@@ -13,6 +13,7 @@ import io.anuke.mindustry.world.Block;
 import io.anuke.mindustry.world.Tile;
 import io.anuke.mindustry.world.blocks.Blocks;
 import io.anuke.mindustry.world.blocks.ProductionBlocks;
+import io.anuke.mindustry.world.blocks.types.Wall;
 import io.anuke.ucore.core.Effects;
 import io.anuke.ucore.core.Timers;
 import io.anuke.ucore.entities.Entity;
@@ -23,15 +24,22 @@ public class TileEntity extends Entity{
 	public ObjectMap<Item, Integer> items = new ObjectMap<>();
 	public int maxhealth, health;
 	public boolean dead = false;
+	public boolean added;
 	
-	public TileEntity init(Tile tile){
+	/**Sets this tile entity data to this tile, and adds it if necessary.*/
+	public TileEntity init(Tile tile, boolean added){
 		this.tile = tile;
+		this.added = added;
 		x = tile.worldx();
 		y = tile.worldy();
 		
 		maxhealth = tile.block().health;
 		health = maxhealth;
 		
+		if(added){
+			add();
+		}
+		
 		return this;
 	}
 	
@@ -78,7 +86,7 @@ public class TileEntity extends Entity{
 	
 	@Override
 	public void update(){
-		if(health != 0 && !tile.block().name().contains("block") &&
+		if(health != 0 && !(tile.block() instanceof Wall) &&
 				Mathf.chance(0.009f*Timers.delta()*(1f-(float)health/maxhealth))){
 			
 			Effects.effect("smoke", x+Mathf.range(4), y+Mathf.range(4));

core/src/io/anuke/mindustry/entities/effect/DamageArea.java

@@ -0,0 +1,8 @@
+package io.anuke.mindustry.entities.effect;
+
+import io.anuke.ucore.entities.Entity;
+
+//TODO
+public class DamageArea extends Entity{
+
+}

core/src/io/anuke/mindustry/entities/effect/EMP.java

@@ -38,7 +38,7 @@ public class EMP extends TimedEntity{
 				if(Vector2.dst(dx, dy, 0, 0) < radius){
 					Tile tile = World.tile(worldx + dx, worldy + dy);
 					
-					if(tile != null && tile.block().update/* && tile.block() instanceof PowerAcceptor*/){
+					if(tile != null && tile.block().destructible){
 						array.add(tile);
 					}
 				}