From 50b5443b73daae64306e256205eabee8f4815c65 Mon Sep 17 00:00:00 2001 From: Akita Noek Date: Fri, 15 Jan 2021 05:20:37 -0700 Subject: [PATCH] Add hc-0.5 rating option for all rating computations Relates to #7 --- analysis/util/RatingMath.py | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/analysis/util/RatingMath.py b/analysis/util/RatingMath.py index eb47ec6..762afaa 100644 --- a/analysis/util/RatingMath.py +++ b/analysis/util/RatingMath.py @@ -30,10 +30,14 @@ D = 0 P = 1 HALF_STONE_HANDICAP = False +HALF_STONE_HANDICAP_FOR_ALL_RANKS = False cli.add_argument( "--half-stone-handicap", dest="half_stone_handicap", const=1, default=False, action="store_const", help="Use a 0.5 rank adjustment for hc1", ) +cli.add_argument( + "--half-stone-handicap-for-all-ranks", dest="half_stone_handicap_for_all_ranks", const=1, default=False, action="store_const", help="use rankdiff -0.5 for handicap", +) logarithmic = cli.add_argument_group( "logarithmic ranking variables", "rating to ranks converted with `(log(rating / a) ** p) * c + d`", @@ -73,6 +77,9 @@ def set_exhaustive_log_parameters(a: float, c:float, d:float, p:float = 1.0) -> def get_handicap_adjustment(rating: float, handicap: int) -> float: global HALF_STONE_HANDICAP + global HALF_STONE_HANDICAP_FOR_ALL_RANKS + if HALF_STONE_HANDICAP_FOR_ALL_RANKS: + return rank_to_rating(rating_to_rank(rating) + (handicap - 0.5 if handicap > 0 else 0)) - rating if HALF_STONE_HANDICAP: return rank_to_rating(rating_to_rank(rating) + (0.5 if handicap == 1 else handicap)) - rating return rank_to_rating(rating_to_rank(rating) + handicap) - rating @@ -89,8 +96,10 @@ def configure_rating_to_rank(args: argparse.Namespace) -> None: global C global D global HALF_STONE_HANDICAP + global HALF_STONE_HANDICAP_FOR_ALL_RANKS HALF_STONE_HANDICAP = args.half_stone_handicap + HALF_STONE_HANDICAP_FOR_ALL_RANKS = args.half_stone_handicap_for_all_ranks system: str = args.ranks a: float = args.a c: float = args.c