private Vector3 GetOrientationVector(MouseOrientation orientation)
{
int x = 0;
int y = 0;
if ((orientation & MouseOrientation.North) != 0)
{
y = 1;
}
else if ((orientation & MouseOrientation.South) != 0)
{
y = -1;
}
if ((orientation & MouseOrientation.East) != 0)
{
x = 1;
}
else if ((orientation & MouseOrientation.West) != 0)
{
x = -1;
}
return(new Vector3(x, 0, y).normalized);
}
private void Reset()
{
cells = new Maze.Cell[Maze.MazeSize.x, Maze.MazeSize.y];
for (yPos = 0; yPos < Maze.MazeSize.y; yPos++)
{
for (xPos = 0; xPos < Maze.MazeSize.x; xPos++)
{
cells[xPos, yPos] = new Maze.Cell(xPos, yPos);
}
}
Maze.Cell start = Maze.Cells[0, 0];
orientation = MouseOrientation.North;
if (start.HasWall(Maze.Wall.North))
{
orientation = MouseOrientation.East;
}
GameObject.FindGameObjectsWithTag("Wall").ToList().ForEach(go => go.GetComponent <Renderer>().material.color = Color.white);
GameObject.FindGameObjectsWithTag("Ground").ToList().ForEach(go => go.GetComponent <Renderer>().material.color = Color.black);
GameObject.FindGameObjectsWithTag("End").ToList().ForEach(go => go.GetComponent <Renderer>().material.color = Color.gray);
xPos = 0;
yPos = 0;
UpdateTransform();
}
private void DetectWall(MouseOrientation orientation)
{
var wall = GetWallFromMouseOrientation(orientation);
if (Maze.Cells[xPos, yPos].HasWall(wall))
{
cells[xPos, yPos].InsertWall(wall);
var adjacentCell = GetAdjacentCell(orientation);
if (adjacentCell != null)
{
cells[adjacentCell.x, adjacentCell.y].InsertWall(Maze.GetOppositeWall(wall));
}
var ray = new Ray(transform.position, GetOrientationVector(orientation));
var hitInfo = new RaycastHit();
if (Physics.Raycast(ray, out hitInfo))
{
if (hitInfo.transform.tag == "Wall" && hitInfo.distance < sensorDetectionLength)
{
hitInfo.transform.GetComponent <Renderer>().material.color = Color.green;
}
}
}
}
private MouseOrientation GetOrientation(MouseOrientation orientation, int quarters)
{
var mouseOrientationLength = Enum.GetNames(typeof(MouseOrientation)).Length;
if (quarters < 0)
{
quarters += mouseOrientationLength;
}
int index = (Array.IndexOf(Enum.GetValues(typeof(MouseOrientation)), orientation) + quarters) % mouseOrientationLength;
return((MouseOrientation)(Enum.GetValues(orientation.GetType())).GetValue(index));
}
public static Maze.Wall GetWallFromMouseOrientation(MouseOrientation mouseOrientation)
{
switch (mouseOrientation)
{
case MouseOrientation.North:
return(Maze.Wall.North);
case MouseOrientation.East:
return(Maze.Wall.East);
case MouseOrientation.South:
return(Maze.Wall.South);
case MouseOrientation.West:
return(Maze.Wall.West);
}
return(Maze.Wall.None);
}
private Maze.Cell GetAdjacentCell(MouseOrientation orientation)
{
int xNew = xPos;
int yNew = yPos;
int length = 1;
if ((orientation & MouseOrientation.North) != 0)
{
yNew += 1;
}
else if ((orientation & MouseOrientation.South) != 0)
{
yNew -= length;
}
if ((orientation & MouseOrientation.East) != 0)
{
xNew += length;
}
else if ((orientation & MouseOrientation.West) != 0)
{
xNew -= length;
}
if (xNew < 0 || xNew >= Maze.MazeSize.x)
{
return(null);
}
if (yNew < 0 || yNew >= Maze.MazeSize.y)
{
return(null);
}
return(cells[xNew, yNew]);
}
// Negative CCW; Positive CW
private void Rotate(int quarters)
{
orientation = GetOrientation(orientation, quarters);
}