Basic unitsorts for hjson (#6280)

* Create some basic unitSorts

* Set as defaults

* add to ContentParser

core/src/mindustry/content/Blocks.java

@@ -5,6 +5,7 @@ import arc.math.*;
 import arc.struct.*;
 import mindustry.*;
 import mindustry.ctype.*;
+import mindustry.entities.*;
 import mindustry.entities.bullet.*;
 import mindustry.gen.*;
 import mindustry.graphics.*;
@@ -1839,7 +1840,7 @@ public class Blocks implements ContentList{
             size = 4;
             shootCone = 2f;
             shootSound = Sounds.railgun;
-            unitSort = (u, x, y) -> -u.maxHealth + Mathf.dst2(u.x, u.y, x, y) / 6400f;
+            unitSort = UnitSorts.strongest;
 
             coolantMultiplier = 0.4f;
 

core/src/mindustry/entities/UnitSorts.java

@@ -0,0 +1,14 @@
+package mindustry.entities;
+
+import arc.math.*;
+import mindustry.entities.Units.*;
+import mindustry.gen.*;
+
+public class UnitSorts{
+    public static Sortf
+
+    closest = Unit::dst2,
+    farthest = (u, x, y) -> -u.dst2(x, y),
+    strongest = (u, x, y) -> -u.maxHealth + Mathf.dst2(u.x, u.y, x, y) / 6400f,
+    weakest = (u, x, y) -> u.maxHealth + Mathf.dst2(u.x, u.y, x, y) / 6400f;
+}

core/src/mindustry/mod/ContentParser.java

@@ -20,6 +20,7 @@ import mindustry.content.*;
 import mindustry.content.TechTree.*;
 import mindustry.ctype.*;
 import mindustry.entities.*;
+import mindustry.entities.Units.*;
 import mindustry.entities.abilities.*;
 import mindustry.entities.bullet.*;
 import mindustry.entities.effect.*;
@@ -61,6 +62,7 @@ public class ContentParser{
             readFields(result, data);
             return result;
         });
+        put(Sortf.class, (type, data) -> field(UnitSorts.class, data));
         put(Interp.class, (type, data) -> field(Interp.class, data));
         put(CacheLayer.class, (type, data) -> field(CacheLayer.class, data));
         put(Attribute.class, (type, data) -> Attribute.get(data.asString()));

core/src/mindustry/world/blocks/defense/turrets/Turret.java

@@ -76,7 +76,7 @@ public class Turret extends ReloadTurret{
     public Effect chargeBeginEffect = Fx.none;
     public Sound chargeSound = Sounds.none;
 
-    public Sortf unitSort = Unit::dst2;
+    public Sortf unitSort = UnitSorts.closest;
 
     protected Vec2 tr = new Vec2();
     protected Vec2 tr2 = new Vec2();