World: add Tiles to list so that they're sorted by x-coordinate

GitOrigin-RevId: f9c6cf8be4

Shared/World.cs

@@ -110,8 +110,8 @@ namespace SemiColinGames {
       Width = worldDesc.AsQueryable().Max(a => a.Length);
       Height = worldDesc.Length;
       Debug.WriteLine("world size: {0}x{1}", Width, Height);
-      for (int j = 0; j < Height; j++) {
-        for (int i = 0; i < Width; i++) {
+      for (int i = 0; i < Width; i++) {
+        for (int j = 0; j < Height; j++) {
           Terrain terrain = Terrain.Empty;
           if (i < worldDesc[j].Length) {
             switch (worldDesc[j][i]) {