public static void AutoConnect()
{
bool flag = !TerrainUtility.HasValidTerrains();
if (!flag)
{
TerrainUtility.ClearConnectivity();
TerrainUtility.TerrainGroups terrainGroups = TerrainUtility.CollectTerrains(true);
bool flag2 = terrainGroups == null;
if (!flag2)
{
foreach (KeyValuePair <int, TerrainUtility.TerrainMap> current in terrainGroups)
{
TerrainUtility.TerrainMap value = current.Value;
foreach (KeyValuePair <TerrainUtility.TerrainMap.TileCoord, Terrain> current2 in value.m_terrainTiles)
{
TerrainUtility.TerrainMap.TileCoord key = current2.Key;
Terrain terrain = value.GetTerrain(key.tileX, key.tileZ);
Terrain terrain2 = value.GetTerrain(key.tileX - 1, key.tileZ);
Terrain terrain3 = value.GetTerrain(key.tileX + 1, key.tileZ);
Terrain terrain4 = value.GetTerrain(key.tileX, key.tileZ + 1);
Terrain terrain5 = value.GetTerrain(key.tileX, key.tileZ - 1);
terrain.SetNeighbors(terrain2, terrain4, terrain3, terrain5);
}
}
}
}
}
internal static TerrainUtility.TerrainGroups CollectTerrains(bool onlyAutoConnectedTerrains = true)
{
bool flag = !TerrainUtility.HasValidTerrains();
TerrainUtility.TerrainGroups result;
if (flag)
{
result = null;
}
else
{
TerrainUtility.TerrainGroups terrainGroups = new TerrainUtility.TerrainGroups();
Terrain[] activeTerrains = Terrain.activeTerrains;
for (int i = 0; i < activeTerrains.Length; i++)
{
Terrain t = activeTerrains[i];
bool flag2 = onlyAutoConnectedTerrains && !t.allowAutoConnect;
if (!flag2)
{
bool flag3 = !terrainGroups.ContainsKey(t.groupingID);
if (flag3)
{
TerrainUtility.TerrainMap terrainMap = TerrainUtility.TerrainMap.CreateFromPlacement(t, (Terrain x) => x.groupingID == t.groupingID && (!onlyAutoConnectedTerrains || x.allowAutoConnect), true);
bool flag4 = terrainMap != null;
if (flag4)
{
terrainGroups.Add(t.groupingID, terrainMap);
}
}
}
}
result = ((terrainGroups.Count != 0) ? terrainGroups : null);
}
return(result);
}