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feat(calc): calculate constants from potential

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This commit is contained in:
283375 2023-09-18 14:02:33 +08:00
parent 64fd328ff8
commit f72410d0bc
Signed by: 283375
SSH Key Fingerprint: SHA256:UcX0qg6ZOSDOeieKPGokA5h7soykG61nz2uxuQgVLSk
1 changed files with 42 additions and 6 deletions
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48
src/arcaea_offline/calculate/score.py
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@ -1,5 +1,7 @@
from dataclasses import dataclass
from decimal import Decimal
from math import floor
from typing import Tuple, Union
def calculate_score_range(notes: int, pure: int, far: int):
@ -11,17 +13,51 @@ def calculate_score_range(notes: int, pure: int, far: int):
return (actual_score, actual_score + pure)
def calculate_score_modifier(score: int) -> Decimal:
if score >= 10000000:
return Decimal(2)
elif score >= 9800000:
return Decimal(1) + (Decimal(score - 9800000) / 200000)
else:
return Decimal(score - 9500000) / 300000
def calculate_potential(_constant: float, score: int) -> Decimal:
constant = Decimal(_constant)
if score >= 10000000:
return constant + 2
elif score >= 9800000:
return constant + 1 + (Decimal(score - 9800000) / 200000)
else:
return max(Decimal(0), constant + (Decimal(score - 9500000) / 300000))
score_modifier = calculate_score_modifier(score)
return max(Decimal(0), constant + score_modifier)
def calculate_shiny_pure(notes: int, score: int, pure: int, far: int) -> int:
single_note_score = 10000000 / Decimal(notes)
actual_score = single_note_score * pure + single_note_score * Decimal(0.5) * far
return score - floor(actual_score)
@dataclass
class ConstantsFromPotentialResult:
EXPlus: Tuple[Decimal, Decimal]
EX: Tuple[Decimal, Decimal]
AA: Tuple[Decimal, Decimal]
A: Tuple[Decimal, Decimal]
B: Tuple[Decimal, Decimal]
C: Tuple[Decimal, Decimal]
def calculate_constants_from_potential(potential: Union[Decimal, str, float, int]):
potential = Decimal(potential)
ranges = []
for upperScore, lowerScore in [
(10000000, 9900000),
(9899999, 9800000),
(9799999, 9500000),
(9499999, 9200000),
(9199999, 8900000),
(8899999, 8600000),
]:
upperScoreModifier = calculate_score_modifier(upperScore)
lowerScoreModifier = calculate_score_modifier(lowerScore)
ranges.append((potential - upperScoreModifier, potential - lowerScoreModifier))
return ConstantsFromPotentialResult(*ranges)