Complete revert of #8019

core/src/mindustry/world/meta/Env.java

@@ -1,83 +1,26 @@
 package mindustry.world.meta;
 
-import arc.struct.*;
-import arc.util.*;
-
 /** Environmental flags for different types of locations. */
 public class Env{
     public static final int
     //is on a planet
-    terrestrial,
+    terrestrial = 1,
     //is in space, no atmosphere
-    space,
+    space = 1 << 1,
     //is underwater, on a planet
-    underwater,
+    underwater = 1 << 2,
     //has a spores
-    spores,
+    spores = 1 << 3,
     //has a scorching env effect
-    scorching,
+    scorching = 1 << 4,
     //has oil reservoirs
-    groundOil,
+    groundOil = 1 << 5,
     //has water reservoirs
-    groundWater,
+    groundWater = 1 << 6,
     //has oxygen in the atmosphere
-    oxygen,
+    oxygen = 1 << 7,
     //all attributes combined, only used for bitmasking purposes
     any = 0xffffffff,
     //no attributes (0)
     none = 0;
-
-    //do NOT modify directly!
-    public static final ObjectIntMap<String> nameToId;
-    public static final IntMap<String> idToName;
-
-    static{
-        //last time i didn't use a static initializer i got a null pointer.
-        //i can probably just move the fields around, but i don't trust java enough for that
-        nameToId = new ObjectIntMap<>();
-        idToName = new IntMap<>();
-
-        terrestrial = add("terrestrial");
-        space = add("space");
-        underwater = add("underwater");
-        spores = add("spores");
-        scorching = add("scorching");
-        groundOil = add("groundOil");
-        groundWater = add("groundWater");
-        oxygen = add("oxygen");
-    }
-
-    public static int add(String key){
-        if(nameToId.containsKey(key)) throw new IllegalArgumentException("'" + key + "' env already exists.");
-        if(nameToId.size >= 32) throw new IllegalStateException("Max env count 32 exceeded.");
-
-        int id = 1 << nameToId.size;
-        nameToId.put(key, id);
-        idToName.put(id, key);
-        return id;
-    }
-
-    public static int remap(int mask, IntMap<String> idToName){
-        int out = 0;
-        for(int i = 0; i < 32; i++){
-            int key = 1 << i;
-            if((mask & key) == key){
-                String name = idToName.get(key);
-                if(name == null){
-                    //if it's unmapped it's probably just some mods using constant value
-                    out |= key;
-                    continue;
-                }
-
-                int id = nameToId.get(name, -1);
-                if(id == -1){
-                    Log.warn("Ignoring '@' env key.", name);
-                }else{
-                    out |= id;
-                }
-            }
-        }
-
-        return out;
-    }
 }