//Returns a list of newly created rooms
public LinkedList <RoomNode> BuildCorridors(RoomNode roomA, RoomNode roomB, Vector3 lastDir, LinkedList <RoomNode> existingRooms)
{
if (lastDir == Vector3.zero)
{
Debug.Log("Attempting to build new corridor");
}
if (roomA == roomB)
{
return(new LinkedList <RoomNode> ());
}
int attempts = 8;
while (attempts > 0)
{
Vector3 overlapAxes = RoomNode.OverlapAxes(roomA.roomBounds, roomB.roomBounds);
int numOverlaps = Util.VecNonZeroes(overlapAxes);
int selectedAxis = Random.Range(0, 3);
if (overlapAxes == Vector3.one)
{
return(new LinkedList <RoomNode> ());
}
while (overlapAxes[selectedAxis] != 0)
{
selectedAxis = Random.Range(0, 3);
}
Vector3 corridorDir = Vector3.zero;
corridorDir [selectedAxis] = Mathf.Sign(roomB.roomBounds.center [selectedAxis] - roomA.roomBounds.center [selectedAxis]);
//Debug.Log ("Connect " + numOverlaps);
if (numOverlaps == 2)
{
LinkedList <RoomNode> result = new LinkedList <RoomNode> ();
Bounds b = RoomNode.OverlapBounds(roomA.roomBounds, roomB.roomBounds);
RoomNode r = new RoomNode(b);
Vector3 randomAxes = Vector3.one;
randomAxes [selectedAxis] = 0;
if (lastDir != Vector3.zero)
{
r.ShoveToEdge(lastDir, Vector3.one * 0.5f * corridorSize);
}
else
{
r.RandomizeBounds(randomAxes, corridorSize * Vector3.one, corridorSize * Vector3.one);
}
int limit = 12;
while (GetOverlapped(r.roomBounds, existingRooms, corridorDir) != null && limit > 0)
{
r.roomBounds = b;
r.RandomizeBounds(randomAxes, corridorSize * Vector3.one, corridorSize * Vector3.one);
limit--;
}
if (limit == 0)
{
//Debug.Log ("OH GOD DAMMIT " + r.roomBounds.ToString ());
//Instantiate (indicatorPrefab, r.roomBounds.center, Quaternion.identity);
}
else
{
r.isCorridor = true;
RoomNode.MakeNeighbors(roomA, r);
RoomNode.MakeNeighbors(r, roomB);
r.name = numOverlaps.ToString();
result.AddFirst(r);
return(result);
}
}
else if (numOverlaps < 2)
{
Bounds b = RoomNode.OverlapBounds(roomA.roomBounds, roomB.roomBounds);
int selectedOther = Random.Range(0, 3);
while (selectedOther == selectedAxis || overlapAxes[selectedOther] != 0)
{
selectedOther = Random.Range(0, 3);
}
Vector3 newCenter;
Vector3 newExtents;
newCenter = b.center;
newExtents = b.extents;
if (numOverlaps == 1)
{
newCenter [selectedOther] = roomA.roomBounds.center [selectedOther];
newExtents [selectedOther] = roomA.roomBounds.extents [selectedOther];
}
else if (numOverlaps == 0)
{
Debug.Log("Connecting Zero");
newCenter = roomA.roomBounds.center;
newExtents = roomA.roomBounds.extents;
newCenter [selectedAxis] = b.center [selectedAxis];
newExtents [selectedAxis] = b.extents [selectedAxis];
}
float sign = Mathf.Sign(newCenter [selectedAxis] - roomA.roomBounds.center [selectedAxis]);
float extension = Random.Range(corridorSize, roomB.roomBounds.extents [selectedAxis]);
newCenter [selectedAxis] += extension * sign;
newExtents [selectedAxis] += extension;
b.center = newCenter;
b.extents = newExtents;
RoomNode r = new RoomNode(b);
Vector3 randomAxes = Vector3.one;
randomAxes [selectedAxis] = 0;
if (lastDir != Vector3.zero)
{
r.ShoveToEdge(lastDir, Vector3.one * 0.5f * corridorSize);
}
else
{
r.RandomizeBounds(randomAxes, corridorSize * Vector3.one, corridorSize * Vector3.one);
}
int limit = 12;
while (GetOverlapped(r.roomBounds, existingRooms, corridorDir) != null && limit > 0)
{
b = RoomNode.OverlapBounds(roomA.roomBounds, roomB.roomBounds);
newCenter = b.center;
newExtents = b.extents;
if (numOverlaps == 1)
{
newCenter [selectedOther] = roomA.roomBounds.center [selectedOther];
newExtents [selectedOther] = roomA.roomBounds.extents [selectedOther];
}
else if (numOverlaps == 0)
{
newCenter = roomA.roomBounds.center;
newExtents = roomA.roomBounds.extents;
newCenter [selectedAxis] = b.center [selectedAxis];
newExtents [selectedAxis] = b.extents [selectedAxis];
}
extension = Random.Range(corridorSize, roomB.roomBounds.extents [selectedAxis]);
newCenter [selectedAxis] += extension * sign;
newExtents [selectedAxis] += extension;
b.center = newCenter;
b.extents = newExtents;
r.roomBounds = b;
r.RandomizeBounds(randomAxes, corridorSize * Vector3.one, corridorSize * Vector3.one);
limit--;
}
if (limit == 0)
{
//Debug.Log ("Aw f**k");
}
else
{
LinkedList <RoomNode> result = BuildCorridors(r, roomB, corridorDir, existingRooms);
if (result.Count != 0)
{
r.isCorridor = true;
RoomNode.MakeNeighbors(roomA, r);
r.name = numOverlaps.ToString();
result.AddFirst(r);
return(result);
}
}
}
attempts--;
}
if (lastDir == Vector3.zero)
{
Debug.Log("Couldn't Connect");
}
return(new LinkedList <RoomNode> ());
}
