public Cell MakeConnection(Cell currentCell)
{
List <int> randomizedCellDirections = CellDirections.GetRandomizedCellDirections; // e.g [2, 1, 0, 3]
for (int i = 0; i < randomizedCellDirections.Count; i++)
{
// The random direction from the current cell
CellDirection direction = (CellDirection)randomizedCellDirections[i];
// The neighbor cell location from the direction
CellLocation nextLocation = currentCell.Location + direction.ToRelativeCellLocation();
if (CanPlaceCell(nextLocation))
{
CellDirection fromDirection = direction.GetOpposite();
Cell nextCell = PlaceCell(nextLocation, fromDirection);
currentCell.AddConnection(direction); // Direction that connects it to the newly generated cell
currentCell.name += "_" + direction;
return(nextCell);
}
}
return(null);
}
public IEnumerator GenerateBTA()
{
DateTime startTime = DateTime.Now;
for (int x = 0; x < width; x++)
{
for (int z = 0; z < height; z++)
{
// print(String.Format("x: {0}, z: {1}", x, z));
CellLocation current_location = new CellLocation(x, z);
Cell currentCell = PlaceCell(current_location);
if (x == 0 && z == 0)
{
currentCell.Material = entryCellMaterial;
entryCell = currentCell;
}
else if (x == height - 1 && z == width - 1)
{
currentCell.Material = exitCellMaterial;
CellDirection exitCellDirection = GetDirectionThatLeadstoOutOfBound(currentCell);
currentCell.AddConnection(exitCellDirection);
exitCell = currentCell;
}
List <int> validDirections = new List <int>();
if (x > 0)
{
validDirections.Add(2);
}
if (z > 0)
{
validDirections.Add(1);
}
if (validDirections.Count > 0)
{
validDirections.Shuffle();
CellDirection selectedDirection = (CellDirection)validDirections[0];
CellLocation neighbourLocation = currentCell.Location + selectedDirection.ToRelativeCellLocation();
// print(String.Format("nx: {0}, nz: {1}", neighbourLocation.x, neighbourLocation.z));
CellDirection fromDirection = selectedDirection.GetOpposite();
currentCell.AddConnection(selectedDirection);
cells[neighbourLocation.x, neighbourLocation.z].AddConnection(fromDirection);
}
currentLength++;
cellDistances[currentCell.Location.x, currentCell.Location.z] = currentLength;
activeCells.Add(currentCell);
yield return(new WaitForSeconds(delay));
}
}
CreateCellWalls();
DateTime endTime = DateTime.Now;
String totalTime = endTime.Subtract(startTime).ToString();
print("Total time taken: " + totalTime);
print("Generate complete");
}
