initial paint also properly reversed

Author: Ian Gonzalez Hermosillo

engine/src/main/battlecode/world/GameMapIO.java

@@ -236,7 +236,7 @@ public static LiveMap deserialize(battlecode.schema.GameMap raw, boolean teamsRe
             int[] patternArray = new int[4];
             for (int i = 0; i < wallArray.length; i++) {
                 wallArray[i] = raw.walls(i);
-                paintArray[i] = raw.paint(i);
+                paintArray[i] = possiblyReversePaint(raw.paint(i), teamsReversed);
             }
             for (int i = 0; i < patternArray.length; i++){
                 patternArray[i] = raw.paintPatterns(i);
@@ -365,6 +365,19 @@ private static void initInitialBodiesFromSchemaBodyTable(InitialBodyTable bodyTa
             }
         }
 
+        // No color = 0, Team A color 1 = 1, Team A color 2 = 2, Team B color 1 = 3, Team B color 2 = 4
+        private static byte possiblyReversePaint(byte originalPaint, boolean teamsReversed){
+            if (!teamsReversed)
+                return originalPaint;
+            switch (originalPaint){
+                case 1: return 3;
+                case 2: return 4;
+                case 3: return 1;
+                case 4: return 2;
+                default: return originalPaint;
+            }
+        }
+
         private static int createSpawnActionsVector(FlatBufferBuilder builder, ArrayList<Integer> ids, ArrayList<Integer> xs, ArrayList<Integer> ys, ArrayList<Byte> teams, ArrayList<Byte> types){
             InitialBodyTable.startSpawnActionsVector(builder, ids.size());
             for (int i = 0; i < ids.size(); i++){