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v1.2.0 (15-01-2023)
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@Tearth Tearth released this 15 Jan 11:35
· 7 commits to master since this release
v1.2.0
76818e8

Changelog

  • Added integration with Fathom library to better support Syzygy tablebases
  • Added "tbhits" to the search output
  • Added "avg_game_phase" parameter to "tunerset" command
  • Added "syzygy" and "bindgen" as switchable Cargo features
  • Added information about captures, en passants, castles, promotions and checks in perft's output
  • Added attackers/defenders cache
  • Added killer moves as separate move generator phase
  • Removed unnecessary check detection in null move pruning
  • Removed redundant abort flag check
  • Removed underpromotions in qsearch
  • Reduced binary size by removing dependencies and replacing them with custom implementation
  • Renamed "test" command to "testset"
  • Simplified evaluation by reducing the number of score taperings
  • Improved build process
  • Improved benchmark output
  • Improved allocation of all hashtables, now their size will always be a power of 2 for better performance
  • Improved king safety evaluation by taking a number of attacked adjacent fields more serious
  • Improved overall performance by a lot of minor refactors and adjustments
  • Improved game phase evaluation
  • Improved killer heuristic
  • Improved history table aging
  • Improved reduction formula in null move pruning
  • Fixed a few "tunerset" command bugs related to the game phase
  • Fixed PGN parser when there were no spaces between dots and moves
  • Fixed invalid evaluation of doubled passing pawns
  • Fixed invalid cut-offs statistics
  • Fixed qsearch failing hard instead of failing soft

Strength: 2850 Elo

Assets 12