/// <summary>
/// get all the Succesors for the current state
/// </summary>
/// <param name="state"></param>
/// <returns>list of Succesors</returns>
public List <AState> GetAllSuccessors(AState state)
{
List <AState> successors = new List <AState>();
MazeState m = state as MazeState;
Position down = new Position(m.Position.X + 1, m.Position.Y, m.Position.Z); // create down position
checkDown(down, successors, m, state); // check for the down position
Position up = new Position(m.Position.X - 1, m.Position.Y, m.Position.Z); // create up position
checkUp(up, successors, m, state); // check for the up position
Position right = new Position(m.Position.X, m.Position.Y + 1, m.Position.Z); // create right position
checkRight(right, successors, m, state); // check for the right position
Position left = new Position(m.Position.X, m.Position.Y - 1, m.Position.Z); // create left position
checkLeft(left, successors, m, state); // check for the up position
Position UpinZ = new Position(m.Position.X, m.Position.Y, m.Position.Z + 1);
if (checkIfInLimits(UpinZ) == true && checkIfThereIsAWall(UpinZ) == false) // up in layers in maze
{
AState n_Astate = new MazeState(state, UpinZ); // add to succersos if it in limits and if not wall
successors.Add(n_Astate);
}
Position DowninZ = new Position(m.Position.X, m.Position.Y, m.Position.Z - 1);
if (checkIfInLimits(DowninZ) == true && checkIfThereIsAWall(DowninZ) == false) // down in layers in maze
{
AState n_Astate = new MazeState(state, DowninZ); // add to succersos if it in limits and if not wall
successors.Add(n_Astate);
}
return(successors);
}
/// <summary>
/// check if there is a way in right position
/// </summary>
/// <param name="down"> position in maze</param>
/// <param name="successors">list of succesors</param>
/// <param name="m">maze state</param>
/// <param name="state"> state</param>
public void checkRight(Position right, List <AState> successors, MazeState m, AState state)
{
if (checkIfInLimits(right) == true) // check if in limits of the maze
{
if (checkIfThereIsAWall(right) == false) // check if it is a wall
{
Position rightCell = new Position(m.Position.X, m.Position.Y + 2, m.Position.Z); // cell that it is part of the options in the maze
if (checkIfInLimits(rightCell) == true)
{
AState n_Astate = new MazeState(state, rightCell); // add to succersos if it in limits and if not wall
successors.Add(n_Astate);
}
}
}
}
/// <summary>
/// get the startState of the maze
/// </summary>
/// <returns>startStateOf the maze</returns>
public AState GetStartState()
{
AState start = new MazeState(null, m_maze.getStartPosition());
return(start);
}
/// <summary>
/// get the goalState of the maze
/// </summary>
/// <returns>goal State of the maze</returns>
public AState GetGoalState()
{
AState goal = new MazeState(null, m_maze.getGoalPosition());
return(goal);
}
