/// <summary> Returns a polyglot compatible
/// Zobrist hash of the current position.
/// </summary>
public static ulong GetHash(this PositionCore position)
{
var keys = ZobristKeys;
var result = 0UL;
var cells = position.Cells;
for (var i = 0; i < 64; i++)
{
var piece = cells[i + (i & ~7)];
if (piece != 0)
{
result ^= keys[64 * IndexOf(piece) + i];
}
}
var ca = position.CastlingAvailability;
if ((ca & Castlings.WK) != 0)
{
result ^= keys[768 + 0];
}
if ((ca & Castlings.WQ) != 0)
{
result ^= keys[768 + 1];
}
if ((ca & Castlings.BK) != 0)
{
result ^= keys[768 + 2];
}
if ((ca & Castlings.BQ) != 0)
{
result ^= keys[768 + 3];
}
if (position.EnPassant.HasValue)
{
// But only if theres actually a pawn ready to capture it.
// Legality of the potential capture is irrelevant.
var enpSquare = 0;
switch (position.Turn)
{
case Color.White: enpSquare = 4 * 16; break;
case Color.Black: enpSquare = 3 * 16; break;
}
enpSquare += position.EnPassant.Value;
if (cells[enpSquare - 1] != 0 || cells[enpSquare + 1] != 0)
{
result ^= keys[772 + position.EnPassant.Value];
}
}
if (position.Turn == Color.White)
{
result ^= keys[780];
}
return(result);
}
public Position(PositionCore core, int fiftyMovesClock, int moveNumber, GameStates properties, LegalMove move)
{
Core = core;
FiftyMovesClock = fiftyMovesClock;
MoveNumber = moveNumber;
Properties = properties;
Move = move;
}
public override void RefreshList()
{
base.RefreshList();
using (DataManager = new PositionCore())
{
BindDataSource <IPositionModel>();
}
}
protected override void Save()
{
base.Save();
var positionModel = PopulateModelFromInterface();
using (var facade = new PositionCore())
{
facade.Save(positionModel);
ShowMessage(facade);
}
}
protected override void DeleteRecord()
{
base.DeleteRecord();
var id = Convert.ToInt32(recordId.Text);
using (var facade = new PositionCore())
{
facade.Delete(id);
ShowMessage(facade);
}
}
private void PopulatePosition()
{
using (var position = new PositionCore())
{
var source = position.Get <IPositionModel>();
positionName.DisplayMember = "PositionName";
positionName.ValueMember = "Id";
if (source != null)
{
positionName.DataSource = source.OrderBy(a => a.PositionName).ToList();
}
}
}
protected override void SaveUpdate()
{
base.SaveUpdate();
var positionModel = PopulateModelFromInterface();
positionModel.Id = Convert.ToInt32(recordId.Text);
positionModel.ModifiedBy = modifiedBy.Text;
positionModel.ModifiedDate = modifiedDate.Value;
using (var facade = new PositionCore())
{
facade.Update(positionModel);
ShowMessage(facade);
}
}
/// <summary>
/// Initializes a new instance of the <see cref="FormDialogScriptLoad"/> class.
/// </summary>
public FormDialogScriptLoad()
{
// Add this form to be positioned..
PositionForms.Add(this);
// add positioning..
PositionCore.Bind(ApplicationType.WinForms);
InitializeComponent();
DBLangEngine.DBName = "lang.sqlite"; // Do the VPKSoft.LangLib == translation..
if (Utils.ShouldLocalize() != null)
{
DBLangEngine.InitializeLanguage("ScriptNotepad.Localization.Messages", Utils.ShouldLocalize(), false);
return; // After localization don't do anything more..
}
// initialize the language/localization database..
DBLangEngine.InitializeLanguage("ScriptNotepad.Localization.Messages");
// get the code snippets in the database..
codeSnippets = ScriptNotepadDbContext.DbContext.CodeSnippets.ToArray();
// localize the script type default names..
defaultNameScriptTemplateText =
DBLangEngine.GetMessage("msgDefaultScriptSnippetText", "A text script snippet|As in a script for manipulating Scintilla contents as text");
defaultNameScriptTemplateLines =
DBLangEngine.GetMessage("msgDefaultScriptSnippetLines", "A line script snippet|As in a script for manipulating Scintilla contents as lines");
// localize the currently supported script types..
cmbScriptType.Items.Clear();
cmbScriptType.Items.Add(
DBLangEngine.GetMessage("msgScriptTypeText", "Script text|As in the C# script type should be handling the Scintilla's contents as text")
);
cmbScriptType.Items.Add(
DBLangEngine.GetMessage("msgScriptTypeLines", "Script lines|As in the C# script type should be handling the Scintilla's contents as lines")
);
cmbScriptType.SelectedIndex = 0;
cmbScriptType.SelectedItem =
DBLangEngine.GetMessage("msgScriptTypeText", "Script text|As in the C# script type should be handling the Scintilla's contents as text");
// set the OK button's state based on the value if any script is selected from the script list box..
btOK.Enabled = lbScriptList.SelectedIndex != -1;
}
/// <summary>
/// Initializes a new instance of the <see cref="FormSearchResultTree"/> class.
/// </summary>
public FormSearchResultTree()
{
// Add this form to be positioned..
PositionForms.Add(this);
// add positioning..
PositionCore.Bind(ApplicationType.WinForms);
InitializeComponent();
DBLangEngine.DBName = "lang.sqlite"; // Do the VPKSoft.LangLib == translation..
if (Utils.ShouldLocalize() != null)
{
DBLangEngine.InitializeLanguage("ScriptNotepad.Localization.Messages", Utils.ShouldLocalize(), false);
return; // After localization don't do anything more..
}
// initialize the language/localization database..
DBLangEngine.InitializeLanguage("ScriptNotepad.Localization.Messages");
ttMain.SetToolTip(pnPreviousResult,
DBLangEngine.GetMessage("msgPreviousResult",
"Previous result|A tool-tip message describing that the button would go to the previous search result"));
ttMain.SetToolTip(pnNextResult,
DBLangEngine.GetMessage("msgNextResult",
"Advance result|A tool-tip message describing that the button would go to the next search result"));
ttMain.SetToolTip(pnClose,
DBLangEngine.GetMessage("msgButtonClose",
"Close|A message describing a tool-tip for a button which would close something"));
// don't allow multiple instances of this..
if (PreviousInstance != null)
{
if (PreviousInstance.IsDocked)
{
RequestDockReleaseMainForm?.Invoke(PreviousInstance, new EventArgs());
}
else
{
PreviousInstance?.Close();
}
}
// save this as the new previous instance..
PreviousInstance = this;
}
/// <summary>
/// Initializes a new instance of the <see cref="FormHexEdit"/> class.
/// </summary>
public FormHexEdit()
{
// Add this form to be positioned..
PositionForms.Add(this, PositionCore.SizeChangeMode.MoveTopLeft);
// add positioning..
PositionCore.Bind(ApplicationType.WinForms);
InitializeComponent();
DBLangEngine.DBName = "lang.sqlite"; // Do the VPKSoft.LangLib == translation..
if (Utils.ShouldLocalize() != null)
{
DBLangEngine.InitializeLanguage("ScriptNotepad.Localization.Messages", Utils.ShouldLocalize(), false);
return; // After localization don't do anything more..
}
hexEditor.ForegroundSecondColor = Brushes.Blue;
}
protected override void DataListView1BeforeSorting(object sender, BrightIdeasSoftware.BeforeSortingEventArgs e)
{
base.DataListView1BeforeSorting(sender, e);
if (SortCounter != 0)
{
e.Canceled = true;
return;
}
SortCounter++;
if (e.ColumnToSort == null)
{
return;
}
SortColumn = e.ColumnToSort.AspectName;
SortDirection = GetSort(e.SortOrder);
using (DataManager = new PositionCore())
{
BindDataSource <IPositionModel>();
}
}
private void PopulateInterfaceFromModel(int id)
{
using (var facade = new PositionCore())
{
var positionModel = facade.Get <IPositionModel>(WhereTerm.DefaultParam(id, "ID")).FirstOrDefault();
if (positionModel == null || !facade.IsSuccess)
{
MsgHelpers.ShowError(this, string.IsNullOrEmpty(facade.Message) ? "Employee Position not found" : facade.Message);
return;
}
createdBy.Text = positionModel.CreatedBy;
createdDate.Value = positionModel.CreatedDate;
recordId.Text = positionModel.Id.ToString();
positionName.Text = positionModel.PositionName;
createdBy.Text = positionModel.CreatedBy;
createdDate.Value = positionModel.CreatedDate;
modifiedBy.Text = positionModel.ModifiedBy;
modifiedDate.Value = positionModel.ModifiedDate.HasValue ? positionModel.ModifiedDate.Value : DateTime.Now;
}
}
/// <summary>
/// Initializes a new instance of the <see cref="FormFileDiffView"/> class.
/// </summary>
public FormFileDiffView()
{
// Add this form to be positioned..
PositionForms.Add(this);
// add positioning..
PositionCore.Bind(ApplicationType.WinForms);
InitializeComponent();
DBLangEngine.DBName = "lang.sqlite"; // Do the VPKSoft.LangLib == translation..
if (Utils.ShouldLocalize() != null)
{
DBLangEngine.InitializeLanguage("ScriptNotepad.Localization.Messages", Utils.ShouldLocalize(), false);
return; // After localization don't do anything more..
}
// initialize the language/localization database..
DBLangEngine.InitializeLanguage("ScriptNotepad.Localization.Messages");
ThisInstance = this;
}
public static bool IsSquareAttackedBySide(this PositionCore core, Color side, int square)
{
return(side == Color.White
? IsSquareAttackedByWhite(core.Cells, square)
: IsSquareAttackedByBlack(core.Cells, square));
}
public static AnalyzedMove Validate(this Position source, Move move)
{
var whiteKingSquare = source.Core.WhiteKing;
var blackKingSquare = source.Core.BlackKing;
var sourceCells = source.Core.Cells;
var cells = source.Core.GetCopyOfCells();
MoveAnnotations notes;
// Piece in the from cell?
var moveFrom = move.FromCell;
var piece = (Piece)sourceCells[moveFrom];
if (piece == Piece.EmptyCell)
{
notes = EmptyCell;
return(new IllegalMove(move, source, notes));
}
// Side to move?
var color = piece.Color();
if (color != source.Core.Turn)
{
notes = (MoveAnnotations)piece.PieceType() | WrongSideToMove;
return(new IllegalMove(move, source, notes));
}
// Move to occupied cell?
var moveTo = move.ToCell;
var toPiece = (Piece)sourceCells[moveTo];
if (toPiece != Piece.EmptyCell && toPiece.Color() == color)
{
notes = (MoveAnnotations)piece.PieceType() | ToOccupiedCell;
return(new IllegalMove(move, source, notes));
}
notes = ValidateMove(cells, piece,
moveFrom, moveTo, toPiece, source.Core.CastlingAvailability);
if (toPiece != Piece.EmptyCell)
{
notes |= Capture;
}
// ---------------- SetupBoard ---------------------
if ((notes & AllErrors) != 0)
{
return(new IllegalMove(move, source, notes));
}
if ((notes & EnPassant) != 0)
{
if (source.Core.EnPassant != moveTo % 16)
{
notes |= HasNoEnPassant;
return(new IllegalMove(move, source, notes));
}
}
else if ((notes & Promotion) != 0)
{
var proposedPromotion = move.PromoteTo;
if (move.PromoteTo == PieceType.None)
{
notes |= MissingPromotionHint;
proposedPromotion = PieceType.Queen;
}
piece = proposedPromotion.With(color);
}
else if (move.PromoteTo != PieceType.None)
{
notes |= PromotionHintIsNotNeeded;
}
cells[moveTo] = (byte)piece;
switch (piece)
{
case Piece.WhiteKing:
whiteKingSquare = moveTo;
break;
case Piece.BlackKing:
blackKingSquare = moveTo;
break;
}
cells[moveFrom] = 0;
var enPassantFile = new int?();
if ((notes & (DoublePush | EnPassant | AllCastlings)) != 0)
{
if ((notes & DoublePush) != 0)
{
enPassantFile = moveFrom % 16;
}
else if ((notes & EnPassant) != 0)
{
cells[moveTo + (color == Color.White ? -16 : +16)] = 0;
}
else
{
switch (notes)
{
case (King | WK):
cells[S.H1] = (byte)Piece.EmptyCell;
cells[S.F1] = (byte)Piece.WhiteRook;
break;
case (King | WQ):
cells[S.A1] = (byte)Piece.EmptyCell;
cells[S.D1] = (byte)Piece.WhiteRook;
break;
case (King | BK):
cells[S.H8] = (byte)Piece.EmptyCell;
cells[S.F8] = (byte)Piece.BlackRook;
break;
case (King | BQ):
cells[S.A8] = (byte)Piece.EmptyCell;
cells[S.D8] = (byte)Piece.BlackRook;
break;
}
}
}
var isUnderCheck = source.Core.Turn == Color.White
? cells.IsSquareAttackedByBlack(whiteKingSquare)
: cells.IsSquareAttackedByWhite(blackKingSquare);
if (isUnderCheck)
{
notes |= MoveToCheck;
}
var castlings = source.Core.CastlingAvailability
& ~KilledAvailability(moveTo)
& ~KilledAvailability(moveFrom);
// ---------------- ---------- ---------------------
if ((notes & AllErrors) != 0)
{
return(new IllegalMove(move, source, notes));
}
var positionCore = new PositionCore(
cells, color.Invert(), castlings, enPassantFile,
whiteKingSquare, blackKingSquare);
var legalMove = new LegalMove(
move, source, positionCore, notes);
return(legalMove);
}
static void Main()
{
string[] args = Environment.GetCommandLineArgs();
// not obsolete for the migration to the new settings..
#pragma warning disable 618
SettingsOld.FromOldSettings(Settings);
#pragma warning restore 618
Settings.Load(Settings.SettingFileName);
// wait for the possible install process to finnish..
VPKSoft.WaitForProcessUtil.WaitForProcess.WaitForProcessArguments(args, 30);
foreach (var arg in args)
{
if (arg.StartsWith("--restoreBackup"))
{
var restoreParameters = arg.Split('=');
if (restoreParameters.Length == 2)
{
if (File.Exists(restoreParameters[1]))
{
while (AppRunning.CheckIfRunningNoAdd("VPKSoft.amp.sharp#"))
{
Thread.Sleep(100);
}
try
{
using (ZipFile zip = ZipFile.Read(restoreParameters[1]))
{
zip.ExtractAll(Paths.GetAppSettingsFolder(Misc.AppType.Winforms),
ExtractExistingFileAction.OverwriteSilently);
}
}
catch (Exception ex)
{
// log the exception..
ExceptionLogger.LogError(ex);
}
}
}
}
}
Process localizeProcess = Utils.CreateDBLocalizeProcess(Paths.AppInstallDir);
// localizeProcess..
if (localizeProcess != null)
{
localizeProcess.Start();
return;
}
if (!Debugger.IsAttached)
{
ExceptionLogger.Bind(); // bind before any visual objects are created
}
ExceptionLogger.ApplicationCrashData += ExceptionLogger_ApplicationCrashData;
// Save languages
if (Utils.ShouldLocalize() != null)
{
// ReSharper disable once ObjectCreationAsStatement
new FormMain();
// ReSharper disable once ObjectCreationAsStatement
new FormPsycho();
// ReSharper disable once ObjectCreationAsStatement
new FormProgressBackground();
// ReSharper disable once ObjectCreationAsStatement
new FormAddAlbum();
// ReSharper disable once ObjectCreationAsStatement
new FormRename();
// ReSharper disable once ObjectCreationAsStatement
new FormQueueSnapshotName(); // 16.10.17
// ReSharper disable once ObjectCreationAsStatement
new FormSavedQueues(); // 18.10.17
// ReSharper disable once ObjectCreationAsStatement
new FormModifySavedQueue(); // 19.10.17
// ReSharper disable once ObjectCreationAsStatement
new FormSettings(); // 21.10.17
// ReSharper disable once ObjectCreationAsStatement
new FormTagInfo(); // 11.02.18
// ReSharper disable once ObjectCreationAsStatement
new FormAlbumNaming(); // 27.10.18
// ReSharper disable once ObjectCreationAsStatement
new FormDatabaseUpdatingProgress(); // 27.10.18
// ReSharper disable once ObjectCreationAsStatement
new FormHelp(); // 28.10.18
// ReSharper disable once ObjectCreationAsStatement
new FormRandomizePriority(); // 30.10.18
// ReSharper disable once ObjectCreationAsStatement
new FormDatabaseMigrate(); // 01.09.19
// ReSharper disable once ObjectCreationAsStatement
new FormThemeSettings();
ExceptionLogger.ApplicationCrashData -= ExceptionLogger_ApplicationCrashData;
ExceptionLogger.UnBind(); // unbind so the truncate thread is stopped successfully
return;
}
// End save languages
#pragma warning disable 618
// required for history reasons..
if (Settings.DbUpdateRequiredLevel < 1)
#pragma warning restore 618
{
if (AppRunning.CheckIfRunningNoAdd("VPKSoft.amp.DBUpdate.sharp#"))
{
ExceptionLogger.ApplicationCrashData -= ExceptionLogger_ApplicationCrashData;
ExceptionLogger.UnBind(); // unbind so the truncate thread is stopped successfully
return;
}
DBLangEngine.UseCulture = Settings.Culture; // set the localization value..
Application.Run(new FormDatabaseUpdatingProgress());
ExceptionLogger.ApplicationCrashData -= ExceptionLogger_ApplicationCrashData;
ExceptionLogger.UnBind(); // unbind so the truncate thread is stopped successfully
#pragma warning disable 618
// required for history reasons..
Settings.DbUpdateRequiredLevel = 1;
#pragma warning restore 618
Process.Start(new ProcessStartInfo(Path.Combine(Paths.AppInstallDir, "amp.exe"))); // the database is updated..
return;
}
if (AppRunning.CheckIfRunningNoAdd("VPKSoft.amp.sharp#"))
{
ExceptionLogger.LogMessage($"Application is running. Checking for open file requests. The current directory is: '{Environment.CurrentDirectory}'.");
try
{
RpcSelfClient <string> ipcClient = new RpcSelfClient <string>(50671);
// only send the existing files to the running instance, don't send the executable
// file name thus the start from 1..
for (int i = 1; i < args.Length; i++)
{
string file = args[i];
ExceptionLogger.LogMessage($"Request file open: '{file}'.");
bool exists;
if ((exists = File.Exists(file)) ||
file == ArgumentNext ||
file == ArgumentPrevious ||
file == ArgumentPlayPause)
{
if (exists)
{
ExceptionLogger.LogMessage($"File exists: '{file}'. Send open request.");
}
else
{
file = file.TrimStart('-');
file = file[0].ToString().ToUpperInvariant() + file.Substring(1);
ExceptionLogger.LogMessage($"Send playback request: '{file}'.");
}
ipcClient.SendData(file);
}
}
}
catch (Exception ex)
{
ExceptionLogger.LogError(ex);
// just in case something fails with the IPC communication..
}
ExceptionLogger.ApplicationCrashData -= ExceptionLogger_ApplicationCrashData;
ExceptionLogger.UnBind(); // unbind so the truncate thread is stopped successfully..
return;
}
AppRunning.CheckIfRunning("VPKSoft.amp.sharp#");
// create an IPC server at localhost, the port was randomized in the development phase..
IpcServer = new RpcSelfHost <string>(50671);
// subscribe to the IPC event if the application receives a message from another instance of this application..
IpcServer.MessageReceived += MessageReceived;
PositionCore.Bind(ApplicationType.WinForms); // attach the PosLib to the application
Application.EnableVisualStyles();
Application.SetCompatibleTextRenderingDefault(false);
DBLangEngine.UseCulture = Settings.Culture; // set the localization value..
Application.Run(new FormMain());
FormHelp.DisposeSingleton(); // release the help form if any..
PositionCore.UnBind(ApplicationType.WinForms); // release the event handlers used by the PosLib and save the default data
// unsubscribe the IpcClientServer MessageReceived event handler..
IpcServer.MessageReceived -= MessageReceived;
IpcServer.Dispose();
ExceptionLogger.ApplicationCrashData -= ExceptionLogger_ApplicationCrashData;
ExceptionLogger.UnBind(); // unbind so the truncate thread is stopped successfully
AppRunning.DisposeMutexByName("VPKSoft.amp.sharp#");
// run a possible software (as of the time of the writing the software is this one.)..
if (File.Exists(RunProgramOnExit))
{
Process.Start(RunProgramOnExit, RunProgramOnExitArguments);
}
else if (FormMain.RestartRequired)
{
Process.Start(Application.ExecutablePath);
}
}
/// <summary>
/// Initializes a new instance of the <see cref="FormScript"/> class.
/// </summary>
public FormScript()
{
// Add this form to be positioned..
PositionForms.Add(this);
// add positioning..
PositionCore.Bind(ApplicationType.WinForms);
InitializeComponent();
DBLangEngine.DBName = "lang.sqlite"; // Do the VPKSoft.LangLib == translation..
if (Utils.ShouldLocalize() != null)
{
DBLangEngine.InitializeLanguage("ScriptNotepad.Localization.Messages", Utils.ShouldLocalize(), false);
return; // After localization don't do anything more..
}
suspendChangedEvent = true; // suspend the event handler as the contents of the script is about to change..
// initialize the language/localization database..
DBLangEngine.InitializeLanguage("ScriptNotepad.Localization.Messages");
// localize the script type default names..
defaultNameScriptTemplateText =
DBLangEngine.GetMessage("msgDefaultScriptSnippetText", "A text script snippet|As in a script for manipulating Scintilla contents as text");
defaultNameScriptTemplateLines =
DBLangEngine.GetMessage("msgDefaultScriptSnippetLines", "A line script snippet|As in a script for manipulating Scintilla contents as lines");
// localize the currently supported script types..
tsbComboScriptType.Items.Clear();
tsbComboScriptType.Items.Add(
DBLangEngine.GetMessage("msgScriptTypeText", "Script text|As in the C# script type should be handling the Scintilla's contents as text")
);
tsbComboScriptType.Items.Add(
DBLangEngine.GetMessage("msgScriptTypeLines", "Script lines|As in the C# script type should be handling the Scintilla's contents as lines")
);
tsbComboScriptType.SelectedItem =
DBLangEngine.GetMessage("msgScriptTypeText", "Script text|As in the C# script type should be handling the Scintilla's contents as text");
// set the default script for manipulating text..
scintillaScript.Text = scriptRunnerText.CSharpScriptBase;
// set the text for the default script snippet..
tstScriptName.Text = defaultNameScriptTemplateText;
CreateNewCodeSnippet(); // create a new CODE_SNIPPETS class instance..
// set the lexer as C#..
ScintillaLexers.CreateLexer(scintillaScript, LexerType.Cs);
// highlight the braces..
SetBraceHighlights();
suspendChangedEvent = false; // "resume" the event handler..
// track the instances of this form so the changes can be delegated to each other..
FormScriptInstances.Add(this);
}
public static AnalyzedMove Validate(this Position source, Move move)
{
var whiteKingSquare = source.Core.WhiteKing;
var blackKingSquare = source.Core.BlackKing;
var sourceCells = source.Core.Cells;
var cells = source.Core.GetCopyOfCells();
MoveAnnotations notes;
// Piece in the from cell?
var moveFrom = move.FromCell;
var piece = (Piece)sourceCells[moveFrom];
if (piece == Piece.EmptyCell)
{
notes = EmptyCell;
return new IllegalMove(move, source, notes);
}
// Side to move?
var color = piece.Color();
if (color != source.Core.Turn)
{
notes = (MoveAnnotations)piece.PieceType() | WrongSideToMove;
return new IllegalMove(move, source, notes);
}
// Move to occupied cell?
var moveTo = move.ToCell;
var toPiece = (Piece)sourceCells[moveTo];
if (toPiece != Piece.EmptyCell && toPiece.Color() == color)
{
notes = (MoveAnnotations)piece.PieceType() | ToOccupiedCell;
return new IllegalMove(move, source, notes);
}
notes = ValidateMove(cells, piece,
moveFrom, moveTo, toPiece, source.Core.CastlingAvailability);
if (toPiece != Piece.EmptyCell) notes |= Capture;
// ---------------- SetupBoard ---------------------
if ((notes & AllErrors) != 0)
return new IllegalMove(move, source, notes);
if ((notes & EnPassant) != 0)
{
if (source.Core.EnPassant != moveTo % 16)
{
notes |= HasNoEnPassant;
return new IllegalMove(move, source, notes);
}
}
else if ((notes & Promotion) != 0)
{
var proposedPromotion = move.PromoteTo;
if (move.PromoteTo == PieceType.None)
{
notes |= MissingPromotionHint;
proposedPromotion = PieceType.Queen;
}
piece = proposedPromotion.With(color);
}
else if (move.PromoteTo != PieceType.None)
{
notes |= PromotionHintIsNotNeeded;
}
cells[moveTo] = (byte)piece;
switch (piece)
{
case Piece.WhiteKing:
whiteKingSquare = moveTo;
break;
case Piece.BlackKing:
blackKingSquare = moveTo;
break;
}
cells[moveFrom] = 0;
var enPassantFile = new int?();
if ((notes & (DoublePush | EnPassant | AllCastlings)) != 0)
{
if ((notes & DoublePush) != 0)
{
enPassantFile = moveFrom % 16;
}
else if ((notes & EnPassant) != 0)
{
cells[moveTo + (color == Color.White ? -16 : +16)] = 0;
}
else
switch (notes)
{
case (King | WK):
cells[S.H1] = (byte)Piece.EmptyCell;
cells[S.F1] = (byte)Piece.WhiteRook;
break;
case (King | WQ):
cells[S.A1] = (byte)Piece.EmptyCell;
cells[S.D1] = (byte)Piece.WhiteRook;
break;
case (King | BK):
cells[S.H8] = (byte)Piece.EmptyCell;
cells[S.F8] = (byte)Piece.BlackRook;
break;
case (King | BQ):
cells[S.A8] = (byte)Piece.EmptyCell;
cells[S.D8] = (byte)Piece.BlackRook;
break;
}
}
var isUnderCheck = source.Core.Turn == Color.White
? cells.IsSquareAttackedByBlack(whiteKingSquare)
: cells.IsSquareAttackedByWhite(blackKingSquare);
if (isUnderCheck)
{
notes |= MoveToCheck;
}
var castlings = source.Core.CastlingAvailability
& ~KilledAvailability(moveTo)
& ~KilledAvailability(moveFrom);
// ---------------- ---------- ---------------------
if ((notes & AllErrors) != 0)
return new IllegalMove(move, source, notes);
var positionCore = new PositionCore(
cells, color.Invert(), castlings, enPassantFile,
whiteKingSquare, blackKingSquare);
var legalMove = new LegalMove(
move, source, positionCore, notes);
return legalMove;
}
public static bool IsInCheck(this PositionCore core, Color side)
{
return(side == Color.White
? IsSquareAttackedByBlack(core.Cells, core.WhiteKing)
: IsSquareAttackedByWhite(core.Cells, core.BlackKing));
}
internal LegalMove(Move move, Position originalPosition,
PositionCore resultPosition, MoveAnnotations annotations)
: base(annotations, originalPosition, move)
{
ResultPosition = resultPosition;
}