/// <summary>
/// When a penguin has no legal moves (i.e. is blocked by other penguins, or is alone on a single isloated tile),
/// clicking on it triggers removal of it and the single tile it's standing on from the board.
/// </summary>
/// <param name="penguin">Selected penguin to remove</param>
/// <remarks>
/// CALLED BY: SubStateMach_MainGame->State_Move_xxx::OnPenguinClicked()
/// </remarks>
///
public void RemoveUnmovablePenguin(GamePenguin penguin)
{
CurrentPlayer.AddFish(penguin.CurrentTile.FishScoreValue); // Player wins fish on this tile
penguin.CurrentTile.Sink(); // Animate sinking tile, and then remove it
ExpungePenguin(penguin, penguinDepartPrefab); // Remove Penguin
// Update the internal board the AI uses
//
if (IsUsingAI)
{
Command.GameMove move = PortmanteauRemovePenguin(penguin.CurrentTile);
ExecuteMove_Internal(move);
}
// TODO: Delete? -- StateParam_MovePending = true; // Go to animation state while sinking tile anim plays
// No point in waiting for the tile to vanish, so go directly to "NextPlayer" state
//
StateParam_PenguinRemoved = true;
//
StateTrigger_NextPlayer();
}
/// <summary>
/// Apply a move made by the human user to the AI's internal board
/// </summary>
/// <param name="move">"Command.Move" object instantiated from GamePenguin that just moved</param>
/// <remarks>
/// CALLED BY: ExecuteHumanMove(), ExecuteAIMove()
/// </remarks>
///
void ExecuteMove_Internal(Command.GameMove move)
{
// If a human just moved, update the internal board the AI uses
// (If the AI moved, the board is updated by the AI algorithms, so we need not do it here.)
//
m_refAIBoard.UpdateAIBoard(CurrentPlayer.Color, move);
}
/// <summary>
/// Remove one of al players' penguins when it can claim a
/// whole "island" of tiles
/// </summary>
/// <returns>
/// The total number of fish of the tiles to be added to the player's score
/// </returns>
///
public int RemovePenguin(Player player, GamePenguin penguin)
{
m_refTileMgr.workTiles.Clear(); // Clear "workspace"
int islandFishTally = TileManager.CheckForIsland(m_refTileMgr, penguin.CurrentTile, m_refTileMgr.workTiles, true);
if (islandFishTally >= 0) // -1 = Penguin not alone on contiguous tiles
{
player.AddFish(islandFishTally); // Add all fish on local tiles to score
ExpungePenguin(penguin, penguinDepartPrefab); // Destroy penguin game object with particle effects
m_refTileMgr.ExpungeTiles(m_refTileMgr.workTiles); // Sink/Destroy all tiles on penguin's "island"
// Update the internal board the AI uses -- First apply penguin removal, then turn off the virtual tiles
//
if (IsUsingAI)
{
Command.GameMove move = PortmanteauRemovePenguin(penguin.CurrentTile);
//
ExecuteMove_Internal(move);
ExpungeTiles_Internal(m_refTileMgr.workTiles);
}
// No point in waiting for all tiles to vanish, so go directly to "NextPlayer" state
//
StateParam_PenguinRemoved = true;
//
StateTrigger_NextPlayer();
}
return(islandFishTally);
}
void MiniMaxDebugInfo(Command.GameMove move, float score)
{
if (_debugMode)
{
Debug.Log("Checking move: " + move.ToString() + "; HScore = " + score);
}
}
/*** Operations on move stack ***/
public void PushMove(Command.GameMove testMove)
{
testMove.PlayMove(this); // Apply move to internal board
testMoveStack.Push(testMove); // Save move to the stack
NextEvalPlayer(); // Advance to next player / ply
}
/// <summary>
/// Clear move list and store chosen move to return to GameManager
/// </summary>
///
void StoreMove(Command.GameMove foundMove, List <Command.GameMove> refMoveList)
{
Debug.Assert(foundMove != null);
refMoveList.Clear();
refMoveList.Add(foundMove);
IsThinking = false;
}
public Command.GameMove PopMove()
{
Command.GameMove lastMove = testMoveStack.Pop(); // Retrieve last move
lastMove.HeuristicScore = GetHeuristicScore();
lastMove.RollBack(this); // Undo move on internal board
PrevEvalPlayer(); // Backup one ply
return(lastMove);
}
/// <summary>
/// AI Method 2 -- Give a heuristc "weight" to every tile that can reached next
/// move and go there.
/// </summary>
/// <remarks>
/// "Weight" of tile = Fish on tile + Sum of fish on all tiles accessible on next move
/// (Because we care about the penguins' mobility, a "sunk" tile = -1, so if a three-fish tile
/// is linked to only one other tile, the score with come out negative, and the tile will be avoided)
/// </remarks>
///
public void OnAI_HeuristicNextMove(List <Command.GameMove> allPossibleMoves)
{
// Get a list of all the candidate moves sorted by heuristic "weight"
//
m_refBoard.SortMovesHeuristic(allPossibleMoves);
// Make highest scored move the pending move
//
Command.GameMove move = allPossibleMoves[0];
//
StoreMove(move, allPossibleMoves);
}
/// <summary>
/// After AI selects move and updates the internal board, then animate the move on the Game Board
/// </summary>
/// <param name="tile">Destination tile</param>
/// <remarks>FLOW: AIBrain::MakeMove_***() -> OnExeAIMove() -> ExecuteAIMove()
/// </remarks>
///
public void ExecuteAIMove(Command.GameMove move)
{
ExecuteMove_Internal(move);
// Simulate a penguin click from AI move
//
GamePenguin penguin = m_refTileMgr.tileTable[move.fromTile].CurrentPenguin;
// Simulate a destination tile click from AI move
//
GameTile tile = m_refTileMgr.tileTable[move.toTile];
// Execute move onscreen
//
ExecuteMove_GameWorld(penguin, tile);
}
/*
* /// <summary>
* /// Internal move execution routine
* /// </summary>
* /// <param name="tile">Destination tile</param>
* /// <param name="bHumanMove">Did a human (rather than the AI make this move?)</param>
* ///
* void ExecuteMove(GameTile tile, bool bHumanMove)
* {
* if (CurrentPenguin.MoveTo(tile)) // If a legal move was selected, start animating the penguin's move
* {
* // Player acquires this tile's fish
* //
* CurrentPlayer.AddFish(CurrentTile.FishScoreValue);
*
* // Start tile sinking animation for the tile just departed
* // TODO: *** This may be a bug -- Shouldn't CurrentTile be the *selected* (destination) tile??
* //
* CurrentTile.Sink();
*
* // If a human just moved, update the internal board the AI uses
* // (If the AI moved, the board is updated by the AI algorithms, so we need not do it here.)
* //
* if (IsUsingAI && bHumanMove)
* {
* m_refAIBoard.UpdateAIBoard(CurrentPlayer.Color, PortmanteauMovePenguin(CurrentTile, tile));
* }
*
* // Go to "MovePending" state until all animations complete
* //
* StateParam_AIMove = false;
* StateParam_MovePending = true;
*
* // Clear selections
* //
* CurrentPenguin = null;
* CurrentTile = null;
* }
* // Else continue to wait for a valid tile to be clicked
* }
*/
/// <summary>
/// If user selected a valid normal penguin move, execute that move, both onscreen and internally
/// </summary>
/// <param name="tile">Destination tile</param>
/// <remarks>
/// CALLED BY: SubStateMach_MainGame->State_Move_Human::OnTileClicked()
/// </remarks>
///
public void ExecuteHumanMove(GameTile tile)
{
if (CurrentPenguin.ValidateDestination(tile)) // First check that selected tile is a legal move
{
ExecuteMove_GameWorld(CurrentPenguin, tile);
if (IsUsingAI) // Only need to do this bit if AI is in this Game
{
// Instantiate a command to send to the internal board
//
Command.GameMove move = PortmanteauMovePenguin(CurrentPenguin.CurrentTile, tile);
// Tell the internal board to update to reflect the new move
//
ExecuteMove_Internal(move);
}
}
}
// After a move the user has just made
//
public void ApplyMove(Command.GameMove move)
{
move.PlayMove(this); // Apply move to internal board (Already done in Game World)
}
/// <summary>
/// Accept move just made by human player and apply it to AI board
/// </summary>
/// <param name=""></param>
/// <param name=""></param>
///
public void UpdateAIBoard(GamePenguin.PenguinColor playerColor, Command.GameMove move)
{
Debug.Assert(playerColor == colorCurrentPlayer); // Board should be on current player
ApplyMove(move); // Apply move to AI board ("move" object is polymorphic)
}
/// <summary>
/// Apply AI's move to the Game Board
/// </summary>
/// <param name="move">AI move just applied to internal board</param>
///
public void OnAIMove_Apply(Command.GameMove move)
{
}
