// Generate a single room
public DungeonRoom GenerateRoom(int id, QuadTree _quadTree)
{
// Center of the room
XY roomCenter = new XY();
roomCenter.x = Random.Range(ROOM_WALL_BORDER + _quadTree.boundary.Left() + ROOM_MIN_SIZE / 2.0f, _quadTree.boundary.Right() - ROOM_MIN_SIZE / 2.0f - ROOM_WALL_BORDER);
roomCenter.y = Random.Range(ROOM_WALL_BORDER + _quadTree.boundary.Bottom() + ROOM_MIN_SIZE / 2.0f, _quadTree.boundary.Top() - ROOM_MIN_SIZE / 2.0f - ROOM_WALL_BORDER);
// Half size of the room
XY roomHalf = new XY();
float halfX = (_quadTree.boundary.Right() - roomCenter.x - ROOM_WALL_BORDER);
float halfX2 = (roomCenter.x - _quadTree.boundary.Left() - ROOM_WALL_BORDER);
if (halfX2 < halfX)
{
halfX = halfX2;
}
if (halfX > ROOM_MAX_SIZE / 2.0f)
{
halfX = ROOM_MAX_SIZE / 2.0f;
}
float halfY = (_quadTree.boundary.Top() - roomCenter.y - ROOM_WALL_BORDER);
float halfY2 = (roomCenter.y - _quadTree.boundary.Bottom() - ROOM_WALL_BORDER);
if (halfY2 < halfY)
{
halfY = halfY2;
}
if (halfY > ROOM_MAX_SIZE / 2.0f)
{
halfY = ROOM_MAX_SIZE / 2.0f;
}
roomHalf.x = Random.Range((float)ROOM_MIN_SIZE / 2.0f, halfX);
roomHalf.y = Random.Range((float)ROOM_MIN_SIZE / 2.0f, halfY);
// Eliminate ugly zones
if (ROOM_UGLY_ENABLED == false)
{
float aspect_ratio = roomHalf.x / roomHalf.y;
if (aspect_ratio > ROOM_MAX_RATIO || aspect_ratio < 1.0f / ROOM_MAX_RATIO)
{
return(GenerateRoom(id, _quadTree));
}
}
// Create AABB
AABB randomAABB = new AABB(roomCenter, roomHalf);
// create room
DungeonRoom room = new DungeonRoom(id, randomAABB, _quadTree);
// Dig the room in our tilemap
DigRoom(room, randomAABB.BottomTile(), randomAABB.LeftTile(), randomAABB.TopTile() - 1, randomAABB.RightTile() - 1);
// Return the room
return(room);
}