/Dorpsgek

A chess program
  1. C 99.3%
  2. Makefile 0.7%
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.gitignore
.travis.yml
README.md
attacks.c
bench.c
check.c
debug.c
definitions.h
draw.c
eval.c
functions.h
generate.c
hash.c
main.c
makefile
makemove.c
perft-cpw.epd
perft-hartmann.epd
ray.c
search.c
time.c

README.md

Dorpsgek

========

Build Status Code Coverage

Dorpsgek is a somewhat CECP compatible chess program using "bitlists". For a chess program it is not very strong, but it will beat most human players who aren't named "Magnus Carlsen" or "Garry Kasparov".

Features

Evaluation

  • Material
  • Adam Hair's PST tables
  • Tempo
  • Minor piece mobility
  • Bishop pair bonus
  • King safety based on attacks around king
  • Pawn structure
  • Passed pawns
  • Doubled pawns
  • Isolated pawns

Search

  • Alpha-beta search with quiescence search
  • MVV/LVA capture ordering
  • History heuristic quiet ordering
  • Always-replace transposition table
  • Check extension
  • Null-move forward pruning
  • Late move reductions
  • Reverse futility pruning