Added Chess960 support - Githubissues

dje-dev / Ceres

Ceres - an MCTS chess engine for research and recreation

GNU General Public License v3.0

153 stars 23 forks source link

Added Chess960 support #85

Closed lepned closed 1 month ago

lepned commented 1 month ago

Added full support for Chess960 aka Fischer Random Chess. Several move gen related files had to be changes, including these:

MGMoveGen.cs: castling moves now follow the rule King takes Rook in order to supports Chess960.
EncodedMove.cs: Simplified castling checks.
ConverterMGMoveEncodedMove.cs: Enhanced castling move handling and refactored methods.
MGChessPositionConverter.cs: Adjusted method visibility.
MGMoveConverter.cs, MoveInMGMovesArrayLocator.cs, MGMove.cs, MGMoveDump.cs, MGMoveFromString.cs: Formatting changes and added new castling format.

Enhanced move generation and bitboard updates:

Added helper methods for castling checks.
Refactored bitboard updates for castling.
Improved readability and maintainability.

Added Chess960 support:

Updated FENParser.cs for Chess960 castling rights.
Added UCI_Chess960 option in UCIManager.SetOption.cs.
Added Chess960 verification tests in FeatureBenchmarkPerft.cs.

Miscellaneous:

Added new feature command PERFT