Trinity Engine

A CLI chess game written in C++17.
The game has two input types, text ie: "a2a4" and
Keyboard input listening ie: "w,a,s,d" and "arrows:up,down,left,right" and "enter" to move pieces.
Side panes such as info pane and statistics pane can be added to the board window.

Features

Configuration

The game will read the json file "configuration.json", if no configuration is found defaults values will be use.

• Json File "configuration.json":

  • Configuration.json has the following possible values
    • Fen {string}: will be use to setup the board and their pieces
    • Input {string}: "keyboard", "text"
    • intial_side {string}: "white", "black"
    • left_pane {string}: "info", "statistics"
    • right_pane {string}: "info", statistics"

• Default Configuration:

  • fen: "rnbqkbnr/pppppppp/8/8/8/8/PPPPPPPP/RNBQKBNR w KQkq - 0 1"
  • Input: "keyboard"
  • Initial Side: "White"
  • Left Pane: "info"
  • Right Pane: "none"

UI

• UI Components
  • Window: Each window can contain up to three panes.
  • Pane: Panes can contain sub-sections.
• Menu
  • Welcome Menu: has 3 options, play, configuration, quit.
  • Configuration Menu: if no new configuration is given the default is used to start the game
• Input
  • Keyboard: Event driven input listening supported keys {up, down, left, right , w, a, s, d, enter}
  • Text: Each Player has to type each move ie: "a2a4".
• Board
  • Main Board Pane: shows the board.
  • Info Pane: It shows the side to move (black, white), shows previous moves, captures, and general info such as invalid moves.
  • Statistics Pane: WIP.

Chess Engine

• Not Implemented yet, This vesion the AI needs to be reimplemented so that the it can beat previous versions and performs better.
• TODO
• Board representation
  • Bitboards
• Move generation
  • Magic bitboard hashing
• Search
  • Negamax search
  • Principal variation search
  • Iterative deepening
  • Quiescence search
• Evaluation
  • Piece square tables
  • Pawn structure
  • Mobility
• Move ordering
  • Hash move
  • MVV/LVA
  • Killer heuristic
  • History heuristic
• Other
  • Zobrist hashing / Transposition table
  • Null move pruning

Building

Linux/MacOs:

mkdir build
cmake -S . -B build 
cmake --build build -j 18

Windows:
NOT SUPPORTED

Run

./build/bin/Chess

To Do

- Polyglot
- King Safety
- Center Control
- Game Phases 
- Perft Testing

License

MIT License

Copyright (c) 2023 CLZamb

Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE.