29/07/2014. MiniRoque 2.0. released. Bugs fix and optimizations.
08/06/2014. MiniRoque 2.0. released. Bugs fix and updates.
12/09/2012. Roque 2.1 released. Uptades and opening book v.1.1.
12/09/2012. Opening book v.1.1 released.
11/09/2012. MiniRoque 1.2 released. Improved time management in the different game modes controlled by time.
02/09/2012. Roque 2.0 released. Opening book v.1.0 and other improvements are included.
02/09/2012. Opening book v.1.0 released.
02/09/2012. MiniRoque 1.1 released. It fix some bugs in previous version.
07/08/2012. MiniRoque 1.0 released, a small version of Roque.
Roque is a chess engine based on the xboard protocol.
Technical features:
Xboard protocol, version 1.
Board representation: array of 64 integers.
Move generation: simple, based on board of 8x8 and with move shorting by MVV/LVA technique and heuristic history.
Search function: Alfa-Beta algorithm based with Principal Variation Search (PVS) and quiescent search.
Aspiration window.
Transposition tables (hash).
Futility pruning.
Evaluation function: material, position bonus tables, pawns structure, king's safety and others bonus.
Lazy evaluation.
Pondering and analysis modes.
Fast move based in the principal variation (experimental).
Opening book.
End of game detection based on FIDE rules (three-fold repetition and fifty-moves rule).
Game modes: time control (classical, incremental and fixed time per move) and fixed depth.
Estimated Elo: ~1825.
Download the lastest version from Download section.