void FloodFill(IntVector StartLocation, int IslandId, HashSet <IntVector> Visited, List <FloorIslandNode> IslandNodes, FloorChunkDB ChunkDB)
{
FloorChunk PreferedChunk = ChunkDB.GetChunkAt(StartLocation);
if (!PreferedChunk.bConnectDoors)
{
// We don't want doors here
return;
}
if (PreferedChunk == null)
{
return;
}
Queue <IntVector> Queue = new Queue <IntVector>();
Queue.Enqueue(StartLocation);
while (Queue.Count > 0)
{
IntVector Location = Queue.Dequeue();
FloorChunk CurrentChunk = ChunkDB.GetChunkAt(Location);
if (CurrentChunk != PreferedChunk)
{
continue;
}
// Create a node here
FloorIslandNode Node = new FloorIslandNode();
Node.IslandId = IslandId;
Node.Chunk = CurrentChunk;
Node.Location = Location;
IslandNodes.Add(Node);
// Add the neighbors to the queue
List <IntVector> Neighbors = new List <IntVector>();
Neighbors.Add(Location + new IntVector(-1, 0, 0));
Neighbors.Add(Location + new IntVector(1, 0, 0));
Neighbors.Add(Location + new IntVector(0, 0, 1));
Neighbors.Add(Location + new IntVector(0, 0, -1));
foreach (IntVector Neighbor in Neighbors)
{
if (Visited.Contains(Neighbor))
{
continue;
}
FloorChunk NeighborChunk = ChunkDB.GetChunkAt(Neighbor);
if (NeighborChunk != null && NeighborChunk.Id == CurrentChunk.Id)
{
Queue.Enqueue(Neighbor);
Visited.Add(Neighbor);
}
}
}
}