public void GenerateNewFloor()
{
//destroy previous room prefabs and minimap
foreach (FloorNode room in nodeList)
{
room.DestroyRoom();
}
MinimapScript.MyInstance.ClearMap();
nodeList.Clear();
IncreaseFloorLevel();
//create a first room
FloorNode newNode = new FloorNode();
newNode.SetRoomType(FloorNode.roomTypeEnum.regular);
newNode.SetCoord(0, 0);
nodeList.Add(newNode);
SetCurrentNode(newNode);
//create the number of regular rooms desired
int roomNumber = basicRoomsNumber;
while (roomNumber > 0)
{
CreateRandomNode(FloorNode.roomTypeEnum.regular);
roomNumber--;
}
//add other rooms after
AddSpecialRooms();
//when every nodes are placed and have their coordinates
//we create each node's room prefab and disable them
foreach (FloorNode node in nodeList)
{
node.SetRoom(node.GetRoomType(), dungeonLevel);
node.CreateRoom();
node.ActivateRoom(false);
}
//create the first room on the minimap
InitializeMap(nodeList[0].GetRoom());
//if the player has the item to reveal the map
if (isMapRevealed)
{
MinimapScript.MyInstance.ShowFullMap(nodeList);
}
else
{
MinimapScript.MyInstance.AddRoom(newNode, false);
}
//update the display of the current room on the minimap
MinimapScript.MyInstance.UpdateCurrentRoomDisplay(GetCurrentNode());
currentNodeIndex = 0;
}
private void CreateRandomNode(FloorNode.roomTypeEnum roomType)
{
bool canBeCreated = false;
//debug count
int count = 0;
while (!canBeCreated && count < 1000)
{
count++;
//take an existing room
FloorNode existingNode = nodeList[Random.Range(0, nodeList.Count)];
//choose a random direction
var randomDirection = (FloorNode.directionEnum)Random.Range(0, 4);
//set the new room coord based on the existing room we used to place it
(int x, int y) = existingNode.GetCoord();
if (randomDirection == FloorNode.directionEnum.east)
{
x += 1;
}
if (randomDirection == FloorNode.directionEnum.west)
{
x -= 1;
}
if (randomDirection == FloorNode.directionEnum.north)
{
y += 1;
}
if (randomDirection == FloorNode.directionEnum.south)
{
y -= 1;
}
//if the existing room is a regular room, is not occupied, has no room at the direction chosen
//and does not exceed one of the maximum coordinate, we create the room there
if (existingNode.GetNeighbourNode(randomDirection) == null &&
!isTileOccupied(x, y) &&
existingNode.GetRoomType() == FloorNode.roomTypeEnum.regular &&
x < 4 && x > -4 && y < 4 && y > -4)
{
FloorNode newNode = new FloorNode();
newNode.SetRoomType(roomType);
//connect the new room with the existing room
CreateLinkBetweenNodes(existingNode, newNode, randomDirection);
newNode.SetCoord(x, y);
if (existingNode.GetRoomType() == FloorNode.roomTypeEnum.regular)
{
//check if there are rooms existing around the new room and connect them.
//This allow the level to have loops and not look like a tree
ConnectNodeNeighbours(newNode);
}
nodeList.Add(newNode);
canBeCreated = true;
}
}
}