diff --git a/core/src/io/anuke/mindustry/core/Control.java b/core/src/io/anuke/mindustry/core/Control.java
index 3aab881b83..0a07a4c477 100644
--- a/core/src/io/anuke/mindustry/core/Control.java
+++ b/core/src/io/anuke/mindustry/core/Control.java
@@ -13,12 +13,12 @@ import io.anuke.mindustry.entities.TileEntity;
 import io.anuke.mindustry.game.Content;
 import io.anuke.mindustry.game.ContentDatabase;
 import io.anuke.mindustry.game.EventType.*;
+import io.anuke.mindustry.game.Saves;
 import io.anuke.mindustry.input.DefaultKeybinds;
 import io.anuke.mindustry.input.DesktopInput;
 import io.anuke.mindustry.input.InputHandler;
 import io.anuke.mindustry.input.MobileInput;
 import io.anuke.mindustry.maps.Map;
-import io.anuke.mindustry.game.Saves;
 import io.anuke.mindustry.net.Net;
 import io.anuke.mindustry.type.Recipe;
 import io.anuke.mindustry.ui.dialogs.FloatingDialog;
@@ -48,7 +48,7 @@ public class Control extends Module{
     private ObjectMap<Sound, Long> soundMap = new ObjectMap<>();
 
     private Throwable error;
-    private Input gdxInput;
+    //private Input gdxInput;
 
     public Control(){
 
@@ -68,12 +68,7 @@ public class Control extends Module{
 
         db.load();
 
-        gdxInput = Gdx.input;
-
-        //Sounds.load("shoot.mp3", "place.mp3", "explosion.mp3", "enemyshoot.mp3",
-        //        "corexplode.mp3", "break.mp3", "spawn.mp3", "flame.mp3", "die.mp3",
-        //        "respawn.mp3", "purchase.mp3", "flame2.mp3", "bigshot.mp3", "laser.mp3", "lasershot.mp3",
-        //        "ping.mp3", "tesla.mp3", "waveend.mp3", "railgun.mp3", "blast.mp3", "bang2.mp3");
+        //gdxInput = Gdx.input;
 
         Sounds.setFalloff(9000f);
         Sounds.setPlayer((sound, volume) -> {
@@ -86,8 +81,6 @@ public class Control extends Module{
             }
         });
 
-        //Musics.load("1.mp3", "2.mp3", "3.mp3", "4.mp3", "5.mp3", "6.mp3");
-
         DefaultKeybinds.load();
 
         Settings.defaultList(
@@ -224,7 +217,7 @@ public class Control extends Module{
     }
 
     public Input gdxInput(){
-        return gdxInput;
+        return Gdx.input;
     }
 
     public void setError(Throwable error){
diff --git a/core/src/io/anuke/mindustry/entities/effect/ItemDrop.java b/core/src/io/anuke/mindustry/entities/effect/ItemDrop.java
index 284b66420d..3ee9a9d8ef 100644
--- a/core/src/io/anuke/mindustry/entities/effect/ItemDrop.java
+++ b/core/src/io/anuke/mindustry/entities/effect/ItemDrop.java
@@ -207,6 +207,11 @@ public class ItemDrop extends SolidEntity implements SaveTrait, SyncTrait, DrawT
         return 10;
     }
 
+    @Override
+    public float fin() {
+        return time()/lifetime();
+    }
+
     @Override
     public EntityGroup targetGroup(){
         return itemGroup;
diff --git a/core/src/io/anuke/mindustry/graphics/BlockRenderer.java b/core/src/io/anuke/mindustry/graphics/BlockRenderer.java
index ab6705f3ea..ded9838951 100644
--- a/core/src/io/anuke/mindustry/graphics/BlockRenderer.java
+++ b/core/src/io/anuke/mindustry/graphics/BlockRenderer.java
@@ -3,11 +3,12 @@ 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.EventType.TileChangeEvent;
+import io.anuke.mindustry.game.EventType.WorldLoadGraphicsEvent;
 import io.anuke.mindustry.game.Team;
 import io.anuke.mindustry.world.Block;
 import io.anuke.mindustry.world.Tile;
-import io.anuke.ucore.core.Graphics;
-import io.anuke.ucore.graphics.Draw;
+import io.anuke.ucore.core.Events;
 import io.anuke.ucore.util.Mathf;
 
 import static io.anuke.mindustry.Vars.*;
@@ -19,6 +20,7 @@ public class BlockRenderer{
     private FloorRenderer floorRenderer;
 
     private Array<BlockRequest> requests = new Array<>(initialRequests);
+    private int lastCamX, lastCamY;
     private Layer lastLayer;
     private int requestidx = 0;
     private int iterateidx = 0;
@@ -29,22 +31,38 @@ public class BlockRenderer{
         for(int i = 0; i < requests.size; i++){
             requests.set(i, new BlockRequest());
         }
+
+        Events.on(WorldLoadGraphicsEvent.class, () -> {
+            lastCamY = lastCamX = -99; //invalidate camera position so blocks get updated
+        });
+
+        Events.on(TileChangeEvent.class, tile -> {
+            threads.runGraphics(() -> {
+                //TODO invalidate camera position if it's in the view range
+            });
+        });
     }
 
     /**Process all blocks to draw, simultaneously drawing block shadows.*/
     public void processBlocks(){
-        requestidx = 0;
+        iterateidx = 0;
         lastLayer = null;
 
+        int avgx = Mathf.scl(camera.position.x, tilesize);
+        int avgy = Mathf.scl(camera.position.y, tilesize);
+
+        if(avgx == lastCamX && avgy == lastCamY){
+            return;
+        }
+
+        requestidx = 0;
+
         int rangex = (int) (camera.viewportWidth * camera.zoom / tilesize / 2) + 2;
         int rangey = (int) (camera.viewportHeight * camera.zoom / tilesize / 2) + 2;
 
         int expandr = 4;
 
-        Graphics.surface(renderer.effectSurface, true, false);
-
-        int avgx = Mathf.scl(camera.position.x, tilesize);
-        int avgy = Mathf.scl(camera.position.y, tilesize);
+        //Graphics.surface(renderer.effectSurface, true, false);
 
         int minx = Math.max(avgx - rangex - expandr, 0);
         int miny = Math.max(avgy - rangey - expandr, 0);
@@ -61,9 +79,9 @@ public class BlockRenderer{
                     if(tile != null){
                         Block block = tile.block();
 
-                        if(!expanded && block != Blocks.air && world.isAccessible(x, y)){
-                            tile.block().drawShadow(tile);
-                        }
+                        //if(!expanded && block != Blocks.air && world.isAccessible(x, y)){
+                        //    tile.block().drawShadow(tile);
+                        //}
 
                         if(block != Blocks.air){
                             if(!expanded){
@@ -80,19 +98,20 @@ public class BlockRenderer{
                                 }
                             }
                         }
-
                     }
                 }
             }
         }
 
         //TODO this actually isn't necessary
-        Draw.color(0, 0, 0, 0.15f);
-        Graphics.flushSurface();
-        Draw.color();
+        //Draw.color(0, 0, 0, 0.15f);
+        //Graphics.flushSurface();
+        //Draw.color();
 
         Sort.instance().sort(requests.items, 0, requestidx);
-        iterateidx = 0;
+
+        lastCamX = avgx;
+        lastCamY = avgy;
     }
 
     public int getRequests(){