Attempts to improve the loading system

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

@@ -1,39 +1,55 @@
 package io.anuke.mindustry;
 
 import io.anuke.arc.*;
+import io.anuke.arc.assets.*;
+import io.anuke.arc.graphics.*;
+import io.anuke.arc.graphics.g2d.*;
 import io.anuke.arc.math.*;
+import io.anuke.arc.scene.ui.layout.*;
 import io.anuke.arc.util.*;
 import io.anuke.mindustry.core.*;
 import io.anuke.mindustry.game.EventType.*;
 import io.anuke.mindustry.gen.*;
+import io.anuke.mindustry.graphics.*;
 import io.anuke.mindustry.io.*;
 
+import static io.anuke.arc.Core.*;
 import static io.anuke.mindustry.Vars.*;
 
 public class Mindustry extends ApplicationCore{
     private long lastTime;
+    private boolean finished = false;
 
     @Override
     public void setup(){
+        Log.setUseColors(false);
+
+        Bench.begin("load setup");
         Time.setDeltaProvider(() -> {
             float result = Core.graphics.getDeltaTime() * 60f;
             return (Float.isNaN(result) || Float.isInfinite(result)) ? 1f : Mathf.clamp(result, 0.0001f, 60f / 10f);
         });
 
+        batch = new SpriteBatch();
+        assets = new AssetManager();
+        atlas = TextureAtlas.blankAtlas();
+
+        assets.load(new Vars());
+
         Bench.begin("cursors");
         UI.loadSystemCursors();
 
         Bench.begin("vars");
-        Vars.init();
-        Log.setUseColors(false);
         Bench.begin("bundle");
         BundleLoader.load();
 
         Bench.begin("music");
-        Musics.load();
+        Musics.loadBegin();
         Bench.begin("sound");
-        Sounds.load();
+        Sounds.loadBegin();
+    }
 
+    private void post(){
         Bench.begin("content");
         content.load();
         content.loadColors();
@@ -56,7 +72,18 @@ public class Mindustry extends ApplicationCore{
 
     @Override
     public void update(){
-        super.update();
+        //
+        if(!assets.update()){
+            drawLoading();
+        }else{
+            if(!finished){
+                post();
+                finished = true;
+                Events.fire(new ClientLoadEvent());
+            }
+
+            super.update();
+        }
 
         int targetfps = Core.settings.getInt("fpscap", 120);
 
@@ -79,7 +106,17 @@ public class Mindustry extends ApplicationCore{
     public void init(){
         super.init();
         Bench.end();
+    }
 
-        Events.fire(new ClientLoadEvent());
+    void drawLoading(){
+        Core.graphics.clear(Color.BLACK);
+        Draw.proj().setOrtho(0, 0, Core.graphics.getWidth(), Core.graphics.getHeight());
+        float height = UnitScl.dp.scl(100f);
+
+        Draw.color(Pal.darkerGray);
+        Fill.rect(graphics.getWidth()/2f, graphics.getHeight()/2f, graphics.getWidth(), height);
+        Draw.color(Pal.accent);
+        Fill.crect(0, graphics.getHeight()/2f - height/2f, graphics.getWidth() * assets.getProgress(), height);
+        Draw.flush();
     }
 }

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

@@ -2,6 +2,7 @@ package io.anuke.mindustry;
 
 import io.anuke.arc.*;
 import io.anuke.arc.Application.ApplicationType;
+import io.anuke.arc.assets.*;
 import io.anuke.arc.files.FileHandle;
 import io.anuke.arc.graphics.Color;
 import io.anuke.arc.util.Structs;
@@ -25,7 +26,7 @@ import java.util.Arrays;
 import java.util.Locale;
 
 @SuppressWarnings("unchecked")
-public class Vars{
+public class Vars implements Loadable{
     /** Whether to load locales.*/
     public static boolean loadLocales = true;
     /** IO buffer size. */
@@ -157,6 +158,16 @@ public class Vars{
     /** all local players, currently only has one player. may be used for local co-op in the future */
     public static Player player;
 
+    @Override
+    public void loadAsync(){
+        init();
+    }
+
+    @Override
+    public void loadSync(){
+
+    }
+
     public static void init(){
         Serialization.init();
 

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

@@ -46,7 +46,6 @@ public class Control implements ApplicationListener{
     private boolean wasPaused = false;
 
     public Control(){
-        batch = new SpriteBatch();
         saves = new Saves();
         tutorial = new Tutorial();
         music = new MusicControl();