private static int FindRandomStartingTileBasedOnExitDir(int tileID, Rot4 exitDir)
{
CaravanExitMapUtility.tileCandidates.Clear();
World world = Find.World;
WorldGrid grid = world.grid;
grid.GetTileNeighbors(tileID, CaravanExitMapUtility.tmpNeighbors);
for (int i = 0; i < CaravanExitMapUtility.tmpNeighbors.Count; i++)
{
int num = CaravanExitMapUtility.tmpNeighbors[i];
if (CaravanExitMapUtility.IsGoodCaravanStartingTile(num))
{
if (!exitDir.IsValid || !(grid.GetRotFromTo(tileID, num) != exitDir))
{
CaravanExitMapUtility.tileCandidates.Add(num);
}
}
}
int num2;
int result;
if (CaravanExitMapUtility.tileCandidates.TryRandomElement(out num2))
{
result = num2;
}
else if (CaravanExitMapUtility.tmpNeighbors.Where(delegate(int x)
{
bool result2;
if (!CaravanExitMapUtility.IsGoodCaravanStartingTile(x))
{
result2 = false;
}
else
{
Rot4 rotFromTo = grid.GetRotFromTo(tileID, x);
result2 = (((exitDir == Rot4.North || exitDir == Rot4.South) && (rotFromTo == Rot4.East || rotFromTo == Rot4.West)) || ((exitDir == Rot4.East || exitDir == Rot4.West) && (rotFromTo == Rot4.North || rotFromTo == Rot4.South)));
}
return(result2);
}).TryRandomElement(out num2))
{
result = num2;
}
else if ((from x in CaravanExitMapUtility.tmpNeighbors
where CaravanExitMapUtility.IsGoodCaravanStartingTile(x)
select x).TryRandomElement(out num2))
{
result = num2;
}
else
{
result = tileID;
}
return(result);
}
public Rot4 CoastDirectionAt(int tileID)
{
if (!grid[tileID].biome.canBuildBase)
{
return(Rot4.Invalid);
}
tmpOceanDirs.Clear();
grid.GetTileNeighbors(tileID, tmpNeighbors);
int i = 0;
for (int count = tmpNeighbors.Count; i < count; i++)
{
if (grid[tmpNeighbors[i]].biome == BiomeDefOf.Ocean)
{
Rot4 rotFromTo = grid.GetRotFromTo(tileID, tmpNeighbors[i]);
if (!tmpOceanDirs.Contains(rotFromTo))
{
tmpOceanDirs.Add(rotFromTo);
}
}
}
if (tmpOceanDirs.Count == 0)
{
return(Rot4.Invalid);
}
Rand.PushState();
Rand.Seed = tileID;
int index = Rand.Range(0, tmpOceanDirs.Count);
Rand.PopState();
return(tmpOceanDirs[index]);
}
private static int FindRandomStartingTileBasedOnExitDir(int tileID, Rot4 exitDir)
{
tileCandidates.Clear();
World world = Find.World;
WorldGrid grid = world.grid;
grid.GetTileNeighbors(tileID, tmpNeighbors);
for (int i = 0; i < tmpNeighbors.Count; i++)
{
int num = tmpNeighbors[i];
if (IsGoodCaravanStartingTile(num) && (!exitDir.IsValid || !(grid.GetRotFromTo(tileID, num) != exitDir)))
{
tileCandidates.Add(num);
}
}
if (tileCandidates.TryRandomElement(out int result))
{
return(result);
}
if (tmpNeighbors.Where(delegate(int x)
{
if (!IsGoodCaravanStartingTile(x))
{
return(false);
}
Rot4 rotFromTo = grid.GetRotFromTo(tileID, x);
return(((exitDir == Rot4.North || exitDir == Rot4.South) && (rotFromTo == Rot4.East || rotFromTo == Rot4.West)) || ((exitDir == Rot4.East || exitDir == Rot4.West) && (rotFromTo == Rot4.North || rotFromTo == Rot4.South)));
}).TryRandomElement(out result))
{
return(result);
}
if (tmpNeighbors.Where((int x) => IsGoodCaravanStartingTile(x)).TryRandomElement(out result))
{
return(result);
}
return(tileID);
}
public static List <int> AvailableExitTilesAt(Map map)
{
retTiles.Clear();
int currentTileID = map.Tile;
World world = Find.World;
WorldGrid grid = world.grid;
grid.GetTileNeighbors(currentTileID, tmpNeighbors);
for (int i = 0; i < tmpNeighbors.Count; i++)
{
int num = tmpNeighbors[i];
if (IsGoodCaravanStartingTile(num))
{
Rot4 rotFromTo = grid.GetRotFromTo(currentTileID, num);
if (CellFinder.TryFindRandomEdgeCellWith((IntVec3 x) => x.Walkable(map) && !x.Fogged(map), map, rotFromTo, CellFinder.EdgeRoadChance_Ignore, out IntVec3 _))
{
retTiles.Add(num);
}
}
}
retTiles.SortBy((int x) => grid.GetHeadingFromTo(currentTileID, x));
return(retTiles);
}
