//The CreateCell is only used at the start to setup the complete grid.
//After that, you can just access the cell and open or close it
//Special cell content should probably be added when creating "rooms".
protected LDCell CreateCell(IntVector2 coordinates, Vector3 cellScale, bool open)
{
LDCell newCell = Instantiate(cellPrefab) as LDCell;
newCell.SetOpen(open);
newCell.transform.localScale = cellScale;
cells[coordinates.x, coordinates.z] = newCell;
newCell.name = "LD Cell " + coordinates.x + ", " + coordinates.z;
newCell.coordinates = coordinates;
newCell.transform.parent = transform;
newCell.transform.localPosition = new Vector3(cellScale.x * (coordinates.x - size.x * 0.5f + 0.5f), cellScale.y * 0.5f, cellScale.z * (coordinates.z - size.z * 0.5f + 0.5f));
return(newCell);
}
//This is the mainloop called by the GameManager
virtual public IEnumerator Generate()
{
WaitForSeconds delay = new WaitForSeconds(generationStepDelay);
Init();
//Note that the single-agent level digger does not actually have an agent.
//It has separate variables for position, direction, etc.
IntVector2 agentPosition;
GridDirection agentDirection = GridDirections.RandomValue;
if (fixStartPosition)
{
agentPosition = startPosition;
}
else
{
agentPosition = RandomCoordinates;
}
LDCell currCell = GetCell(agentPosition);
int steps = 0;
//Poor man's "Create First Spawn Room"
if (startWithRoom)
{
rooms.Add(CreateRoom(agentPosition, RandomRoomSize));
currCell.Highlight();
steps++;
yield return(delay);
}
//Main Loop
float turnProb = changeDirectionProb;
float roomProb = makeRoomProb;
while (steps < maxNrSteps)
{
Debug.Log("Step " + steps);
currCell.Highlight();
yield return(delay);
currCell.UnHighlight();
DoNextGenerationStep(ref agentPosition, ref agentDirection, ref currCell, ref turnProb, ref roomProb);
steps++;
}
//Poor man's "Create Second Spawn Room"
if (endWithRoom)
{
rooms.Add(CreateRoom(agentPosition, RandomRoomSize));
}
//Make everything static for navmesh generation
foreach (LDCell cell in cells)
{
cell.gameObject.isStatic = true;
}
yield return(delay);
}
virtual protected void DoNextGenerationStep(ref IntVector2 currentPosition, ref GridDirection currentDirection, ref LDCell currentCell,
ref float turnProb, ref float roomProb)
{
//First we move the agent.
//We change direction by chance or if the next position in the current direction is not in the level.
if (Random.value < changeDirectionProb || !ContainsCoordinates(currentPosition + currentDirection.ToIntVector2()))
{
//Randomly move the agent to a new valid position in the level.
GridDirection newDir = ChangeDirection(currentPosition, currentDirection);
currentDirection = newDir;
turnProb = changeDirectionProb;
}
else
if (dynamicProbabilities)
{
turnProb += changeDirDelta;
}
//Now we now the next position!
currentPosition += currentDirection.ToIntVector2();
//Make a room?
if (Random.value < roomProb)
{
rooms.Add(CreateRoom(currentPosition, RandomRoomSize));
roomProb = makeRoomProb;
}
else
{
//else just open current cell
currentCell = GetCell(currentPosition);
if (!currentCell.IsOpen)
{
currentCell.SetOpen(true);
}
if (dynamicProbabilities)
{
roomProb += makeRoomDelta;
}
}
}
public void Add(LDCell cell)
{
cell.room = this;
cells.Add(cell);
}
