zzzzz151 / Zataxx

Zataxx - Ataxx engine in Rust

How to compile

cargo rustc --release -- -C target-cpu=native

The exe will be in target/release

UAI (Universal Ataxx Interface)

Options

• Hash (int, default 32, 1 to 1024) - transposition table size in MB

Extra commands

• display

• eval

• perft <depth>

• perftsplit <depth>

• bench <depth>

Features

Board

• Bitboards
• Copymake make/undo move
• Zobrist hashing

Evaluation

• 2-tuples Neural Network (2916->256->1)
• Self-play data
• SCReLU activation

Search

• Iterative deepening
• Aspiration windows
• Fail-soft negamax
• Principal variation search
• Transposition table
• Alpha-beta pruning
• Reverse futility pruning
• Late move pruning
• Futility pruning
• Multicut
• Internal iterative reduction
• Late move reductions
• Singular extension, negative extension
• Move ordering: TT move then most captures, equal captures ordered by history

Time management

• Soft and hard limits
• Nodes TM

Credits

bullet for training the NN