/// <summary>
/// Updates the game each frame.
/// </summary>
/// <param name="time">Game time's data</param>
public override void Update(GameTime time)
{
//If winning
if (m_Victory)
{
//Waits 2 seconds
m_VictoryWait += time.ElapsedGameTime.Milliseconds / 1000.0f;
if (m_VictoryWait > 2.0f)
{
//Create parameter
object[] Parameters = new object[4];
Parameters[1] = m_Timer.GetTime();
if (m_Player == Player.Klotski)
{
Parameters[0] = 0;
}
else
{
Parameters[0] = 1;
}
int Movement = 0;
foreach (Ship ship in m_Ships)
{
Movement += ship.GetMoveNumber();
}
Parameters[2] = Movement;
Parameters[3] = 0;
//If not player
if (m_Player != Player.Klotski)
{
Parameters[3] = m_VisitedList.Count;
}
//Go to gameover state
Global.StateManager.GoTo(StateID.GameOver, Parameters, true);
}
}
//Otherwise, do the usual update
else
{
//Updates GUI if not editor
if (m_Player != Player.Storm)
{
int MoveNumber = 0;
foreach (Ship ship in m_Ships)
{
MoveNumber += ship.GetMoveNumber();
}
m_Counter.SetCounter(MoveNumber, m_VisitedList.Count);
m_Timer.Increase(time.ElapsedGameTime);
}
else
{
m_Actor.SetLife(3);
}
//if player controlled);
if (m_Player == Player.Klotski || m_Player == Player.Storm)
{
//Check actor collision);
foreach (Ship ship in m_Ships)
{
if (ship.GetBoundingBox().Intersects(m_Actor.GetBoundingBox()))
{
m_Actor.OnCollision(ship);
}
}
}
else
{
//Check speed change
if (InputManager.Keyboard.KeyPushed(Keys.Q))
{
Ship.DecreaseSpeed();
}
if (InputManager.Keyboard.KeyPushed(Keys.E))
{
Ship.IncreaseSpeed();
}
}
//Updates based on the player
switch (m_Player)
{
#region Player controlled
case Player.Storm:
case Player.Klotski:
//Camera switching
if (InputManager.Keyboard.KeyPushed(Keys.Tab))
{
SwitchCamera();
}
//Controlled character switching
if (InputManager.Mouse.ButtonPushed(Mouse.MouseButtons.LeftButton))
{
//If block is not moving and not in bird's view
if (!m_ReadyToUpdate && m_ActiveCamera != m_BirdsView)
{
//If currently controlling a ship
if (m_Controlled != m_Actor)
{
//Place actor on top of the ship
m_Actor.SetPosition(
(m_Controlled.GetBoundingBox().Max.X + m_Controlled.GetBoundingBox().Min.X) / 2.0f,
m_Controlled.GetBoundingBox().Max.Y + 5.0f,
(m_Controlled.GetBoundingBox().Max.Z + m_Controlled.GetBoundingBox().Min.Z) / 2.0f);
//Return control to actor
m_Actor.SetVisibility(true);
m_Controlled = m_Actor;
}
else
{
//Get the ship below actor
Ship Below = GetShipBelowActor();
//If a ship exist
if (Below != null)
{
//Set as controlled
m_Controlled = Below;
//Turn off actor
m_Actor.SetVisibility(false);
}
}
}
}
break;
#endregion
#region AI controlled BFS
case Player.BFS:
//Create iterator if not exist
if (m_IteratorStack.Count <= 0)
{
m_IteratorStack.Push((int)Direction.NegativeY);
}
//If
if (m_Controlled == null || !((Ship)m_Controlled).IsMoving())
{
//Get stack info
int i = (m_IteratorStack.Peek() - (int)Direction.NegativeY) / 5;
int j = m_IteratorStack.Peek() - (i * 5);
m_IteratorStack.Pop();
//While there's no moving block and iterator hasn't finished
while (m_Controlled == null && (i * 5) + j < (m_Ships.Count * 5) + (int)Direction.NegativeY)
{
while (m_Controlled == null && j <= (int)Direction.PositiveY)
{
//If the ship contains a movement
if (m_Ships[i].GetBackDirection() != (Direction)j)
{
if (m_Ships[i].GetAvailableMovement().Contains((Direction)j))
{
//Move and Set as active
m_Controlled = m_Ships[i];
m_ShipStack.Push(m_Ships[i]);
m_Ships[i].Move((Direction)j);
m_Depth++;
//Save stack
j++;
if (j > (int)Direction.PositiveY)
{
j = (int)Direction.NegativeY;
i++;
}
m_IteratorStack.Push((i * 5) + j);
}
}
//Next direction
j++;
}
//Reset j
j = (int)Direction.NegativeY;
//Next
i++;
}
//If has iterated through all
if (m_Controlled == null && i >= m_Ships.Count)
{
//Increase max depth if at root
if (m_Depth == 0)
{
m_MaxDepth++;
}
else
{
//Return via last ship
m_Controlled = m_ShipStack.Pop();
((Ship)m_Controlled).Return();
m_Depth--;
}
}
}
//If moving ship exist
if (m_Controlled != null)
{
//Updates
m_Controlled.Update(time);
//If not moving
if (!((Ship)m_Controlled).IsMoving())
{
//If maximum depth
if (m_Depth >= m_MaxDepth)
{
//Find current state in list
bool Exist = false;
GameData CurrentState = new GameData();
foreach (Ship ship in m_Ships)
{
CurrentState.AddShip(ship);
}
foreach (GameData state in m_VisitedList)
{
if (state.Equals(CurrentState))
{
Exist = true;
}
}
//If not exist
if (!Exist)
{
m_VisitedList.Add(CurrentState);
}
((Ship)m_Controlled).Return();
m_ShipStack.Pop();
m_Depth--;
}
else
{
//If returning, no longer returning, otherwise, add a stack
if (((Ship)m_Controlled).Returning)
{
((Ship)m_Controlled).Returning = false;
}
else
{
m_IteratorStack.Push((int)Direction.NegativeY);
}
//Find a new ship
m_Controlled = null;
}
//Update board
CreateBoard();
UpdateBoard();
}
}
break;
#endregion
#region AI controlled DFS
case Player.DFS:
//Create iterator if not exist
if (m_IteratorStack.Count <= 0)
{
m_IteratorStack.Push((int)Direction.NegativeY);
}
if (m_Controlled == null || !((Ship)m_Controlled).IsMoving())
{
//Get stack info
int x = (m_IteratorStack.Peek() - (int)Direction.NegativeY) / 5;
int y = m_IteratorStack.Peek() - (x * 5);
m_IteratorStack.Pop();
//While there's no moving block and iterator hasn't finished
while (m_Controlled == null && (x * 5) + y < (m_Ships.Count * 5) + (int)Direction.NegativeY)
{
while (m_Controlled == null && y <= (int)Direction.PositiveY)
{
//If the ship contains a movement
if (m_Ships[x].GetBackDirection() != (Direction)y)
{
if (m_Ships[x].GetAvailableMovement().Contains((Direction)y))
{
//Move and Set as active
m_Controlled = m_Ships[x];
m_ShipStack.Push(m_Ships[x]);
m_Ships[x].Move((Direction)y);
Console.WriteLine(m_Ships[x].GetBackDirection());
//Save stack
y++;
if (y > (int)Direction.PositiveY)
{
y = (int)Direction.NegativeY;
x++;
}
m_IteratorStack.Push((x * 5) + y);
}
}
//Next direction
y++;
}
//Reset y
y = (int)Direction.NegativeY;
//Next
x++;
}
//If has iterated through all
if (m_Controlled == null && x >= m_Ships.Count)
{
//Return via last ship
m_Controlled = m_ShipStack.Pop();
((Ship)m_Controlled).Return();
}
}
//If moving ship exist
if (m_Controlled != null)
{
//Updates
m_Controlled.Update(time);
//If not moving
if (!((Ship)m_Controlled).IsMoving())
{
//Update board
CreateBoard();
UpdateBoard();
//If returning, no longer returning, otherwise, add a stack
if (((Ship)m_Controlled).Returning)
{
((Ship)m_Controlled).Returning = false;
//Find a new ship
m_Controlled = null;
}
else
{
//Find current state in list
bool Exist = false;
GameData CurrentState = new GameData();
foreach (Ship ship in m_Ships)
{
CurrentState.AddShip(ship);
}
foreach (GameData state in m_VisitedList)
{
if (state.Equals(CurrentState))
{
Exist = true;
}
}
//If exist
if (Exist)
{
((Ship)m_Controlled).Return();
m_ShipStack.Pop();
}
else
{
m_VisitedList.Add(CurrentState);
m_IteratorStack.Push((int)Direction.NegativeY);
//Find a new ship
m_Controlled = null;
}
}
}
}
break;
#endregion
}
//Updating
#region Entity updating
//If camera is not bird view
if (m_ActiveCamera != m_BirdsView && (m_Player == Player.Klotski || m_Player == Player.Storm))
{
//Ensure controlled entity exist
if (m_Controlled != null)
{
//Set active camera
m_ActiveCamera = m_Controlled.GetCamera();
//Update controlled entity only
m_Controlled.UpdateControl(time);
m_Controlled.Update(time);
}
//Update life bar
m_LifeBar.SetLife(m_Actor.GetLife());
m_LifeBar.Invalidate();
//If actor dies
if (m_Actor.GetLife() <= 0)
{
//Create parameter
object[] Parameters = new object[4];
Parameters[0] = -1;
Parameters[1] = new TimeSpan();
Parameters[2] = 0;
Parameters[3] = 0;
//Go to gameover state
Global.StateManager.GoTo(StateID.GameOver, Parameters, true);
}
}
#endregion
UpdateCamera();
#region Board updating
//If currently controlling a ship
if (m_Controlled is Ship)
{
//If moving, prepare for board update
if ((m_Controlled as Ship).IsMoving())
{
m_ReadyToUpdate = true;
}
else if (m_ReadyToUpdate)
{
//Update board
CreateBoard();
UpdateBoard();
//No longer need to update board
m_ReadyToUpdate = false;
}
}
#endregion
//if escape is pressed
if (InputManager.Keyboard.KeyPushed(Keys.Escape))
{
//Save actor's data if exist
if (m_Actor != null)
{
m_Actor.SaveState();
}
//Go to pause state
object[] Parameters = new object[1];
Parameters[0] = false;
if (m_Player == Player.Storm)
{
Parameters[0] = true;
}
Global.StateManager.GoTo(StateID.Pause, Parameters);
}
}
}
