void MakeRoom(int x, int z, FloorGenerator generator)
{
// make a room size startPoint + width/height
int sizeX = x + Random.Range(5, MaxRoomWidth);
int sizeZ = z + Random.Range(5, MaxRoomDepth);
// generate walls for the room
for (int sX = x; sX < sizeX; sX++)
{
for (int sZ = z; sZ < sizeZ; sZ++)
{
bool isEdge = sX == x || sX == sizeX - 1 || sZ == z || sZ == sizeZ - 1;
if (isEdge)
{
GameObject wall = Instantiate(WallObject, transform);
WallObjectList.Add(wall);
wall.transform.position = new Vector3()
{
x = sX - (generator.Width / 2),
z = sZ - (generator.Depth / 2)
};
}
}
}
}
// Update is called once per frame
void Update()
{
if (GenerateRooms)
{
GenerateRooms = false;
// clear any walls
if (WallObjectList != null)
{
foreach (GameObject wall in WallObjectList)
{
DestroyImmediate(wall);
}
}
// create list to remember objects to clear
WallObjectList = new List <GameObject>();
/* 14-6 = 8 */
/* ₓ┌──────┐ₓₓₓₓₓ */
/* 12345678901234 */
/* ₓ1╔════════════╗ Width = 14 */
/* ┌2║①━━━┓▪▪▪▫▫▫▫║ Height = 13 */
/* │3║┃◦◦◦┃▪▪▪▫▫▫▫║ ① is the first valid point */
/* │4║┃◦◦◦┃▪▪▪▫▫▫▫║ to start a room. */
/* 13│5║┃◦◦◦┃▪▪▪▫▫▫▫║ */
/* -6│6║┗━━━┛▪▪▪▫▫▫▫║ */
/* ──│7║▪▪▪▪▪▪▪▪▫▫▫▫║ if MaxRoomWidth/Depth = 5 */
/* 7└8║▪▪▪▪▪▪▪②━━━┓║ ② Last point in the area that */
/* ₓ9║▫▫▫▫▫▫▫┃◦◦◦┃║ can fit a 5x5 room */
/* ₓ0║▫▫▫▫▫▫▫┃◦◦◦┃║ */
/* ₓ1║▫▫▫▫▫▫▫┃◦◦◦┃║ */
/* ₓ2║▫▫▫▫▫▫▫┗━━━┛║ */
/* ₓ3╚════════════╝ */
/* */
/* if a room is going to be a */
/* maximum size of 5x5 then the */
/* last point we can select in */
/* each row is 5 away from the */
/* edge. */
// get some data for floor size
FloorGenerator generator = GetComponent <FloorGenerator>();
// get safe area
int maxW = 1 + generator.Width - MaxRoomWidth;
int maxD = 1 + generator.Depth - MaxRoomDepth;
for (int i = 0; i < RoomCount; i++)
{
// a point somewhere in the safe zone
int x = Random.Range(1, maxW);
int z = Random.Range(1, maxD);
MakeRoom(x, z, generator);
}
}
}