public Range Intersection(Range range)
{
return new Range(Math.Max(Begin, range.Begin), Math.Min(End, range.End));
}
private Link? PlaceRoomSourceFixed(FixedRoom src, Room target, int connPt, int sep)
{
var conn = src.ConnectionPoints[connPt];
int x, y;
Link? link = null;
switch (conn.Item1)
{
case Direction.North:
case Direction.South:
// North & South
int minX = src.Pos.X + conn.Item2 + template.CorridorWidth - target.Width;
int maxX = src.Pos.X + conn.Item2;
x = rand.Next(minX, maxX + 1);
if (conn.Item1 == Direction.South)
y = src.Pos.Y + src.Height + sep;
else
y = src.Pos.Y - sep - target.Height;
target.Pos = new Point(x, y);
if (collision.HitTest(target))
return null;
link = new Link(conn.Item1, src.Pos.X + conn.Item2);
break;
case Direction.East:
case Direction.West:
// East & West
int minY = src.Pos.Y + conn.Item2 + template.CorridorWidth - target.Height;
int maxY = src.Pos.Y + conn.Item2;
y = rand.Next(minY, maxY + 1);
if (conn.Item1 == Direction.East)
x = src.Pos.X + src.Width + sep;
else
x = src.Pos.X - sep - target.Width;
target.Pos = new Point(x, y);
if (collision.HitTest(target))
return null;
var linkY = new Range(src.Pos.Y, src.Pos.Y + src.Height).Intersection(
new Range(target.Pos.Y, target.Pos.Y + target.Height));
link = new Link(conn.Item1, src.Pos.Y + conn.Item2);
break;
}
collision.Add(target);
return link;
}
private void GenerateBranches()
{
int numRooms = new Range(minRoomNum, maxRoomNum).Random(rand);
List<Room> copy;
while (rooms.Count < numRooms)
{
copy = new List<Room>(rooms);
rand.Shuffle(copy);
bool worked = false;
foreach (var room in copy)
{
if (rooms.Count > numRooms)
break;
if (rand.Next() % 2 == 0)
continue;
worked |= GenerateBranchInternal(room, room.Depth + 1, template.MaxDepth, true);
}
if (!worked)
break;
}
}
private Link? PlaceRoomFree(Room src, Room target, Direction connPt, int sep)
{
int x, y;
Link? link = null;
switch (connPt)
{
case Direction.North:
case Direction.South:
// North & South
int minX = src.Pos.X + template.CorridorWidth - target.Width;
int maxX = src.Pos.X + src.Width - template.CorridorWidth;
x = rand.Next(minX, maxX + 1);
if (connPt == Direction.South)
y = src.Pos.Y + src.Height + sep;
else
y = src.Pos.Y - sep - target.Height;
target.Pos = new Point(x, y);
if (collision.HitTest(target))
return null;
var linkX = new Range(src.Pos.X, src.Pos.X + src.Width).Intersection(
new Range(target.Pos.X, target.Pos.X + target.Width));
link = new Link(connPt, new Range(linkX.Begin, linkX.End - template.CorridorWidth).Random(rand));
break;
case Direction.East:
case Direction.West:
// East & West
int minY = src.Pos.Y + template.CorridorWidth - target.Height;
int maxY = src.Pos.Y + src.Height - template.CorridorWidth;
y = rand.Next(minY, maxY + 1);
if (connPt == Direction.East)
x = src.Pos.X + src.Width + sep;
else
x = src.Pos.X - sep - target.Width;
target.Pos = new Point(x, y);
if (collision.HitTest(target))
return null;
var linkY = new Range(src.Pos.Y, src.Pos.Y + src.Height).Intersection(
new Range(target.Pos.Y, target.Pos.Y + target.Height));
link = new Link(connPt, new Range(linkY.Begin, linkY.End - template.CorridorWidth).Random(rand));
break;
}
collision.Add(target);
return link;
}