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difficultyanalysis.py
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difficultyanalysis.py
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from dataparser import KNOWLEDGE_INTERMEDIATE, KNOWLEDGE_ADVANCED, DIFFICULTY_HARD, DIFFICULTY_V_HARD, DIFFICULTY_STUPID
from utility import fail
import statistics
class DifficultyConfig(object):
def __init__(self, weight, config_flags, score_multiplier_diff=0.5):
self.weight = weight
self.config_flags = config_flags
self.score_multiplier_diff = score_multiplier_diff
DIFFICULTY_CONFIGS = [
# Level 0 - most basic
DifficultyConfig(
weight=0.8,
config_flags = {
"ZIP_REQUIRED": False,
"SEMISOLID_CLIPS_REQUIRED": False,
"BLOCK_CLIPS_REQUIRED": False,
"POST_GAME_ALLOWED": False,
"POST_IRISU_ALLOWED": False,
"HALLOWEEN_REACHABLE": False,
"PLURKWOOD_REACHABLE": False,
"WARP_DESTINATION_REACHABLE": False,
"DARKNESS_WITHOUT_LIGHT_ORB": False,
"UNDERWATER_WITHOUT_WATER_ORB": False,
"EVENT_WARPS_REQUIRED": False,
KNOWLEDGE_INTERMEDIATE: False,
KNOWLEDGE_ADVANCED: False,
DIFFICULTY_HARD: False,
DIFFICULTY_V_HARD: False,
DIFFICULTY_STUPID: False,
},
score_multiplier_diff=0,
),
# Level 1 - intermediate
DifficultyConfig(
weight=1.0,
config_flags = {
"ZIP_REQUIRED": False,
"SEMISOLID_CLIPS_REQUIRED": False,
"BLOCK_CLIPS_REQUIRED": False,
"POST_GAME_ALLOWED": False,
"POST_IRISU_ALLOWED": False,
"HALLOWEEN_REACHABLE": False,
"PLURKWOOD_REACHABLE": False,
"WARP_DESTINATION_REACHABLE": False,
"DARKNESS_WITHOUT_LIGHT_ORB": False,
"UNDERWATER_WITHOUT_WATER_ORB": False,
"EVENT_WARPS_REQUIRED": False,
KNOWLEDGE_INTERMEDIATE: True,
KNOWLEDGE_ADVANCED: False,
DIFFICULTY_HARD: True,
DIFFICULTY_V_HARD: False,
DIFFICULTY_STUPID: False,
},
score_multiplier_diff=0.1,
),
# Level 2 - intermediate and easy flags
DifficultyConfig(
weight=1.0,
config_flags = {
"ZIP_REQUIRED": False,
"SEMISOLID_CLIPS_REQUIRED": False,
"BLOCK_CLIPS_REQUIRED": True,
"POST_GAME_ALLOWED": False,
"POST_IRISU_ALLOWED": False,
"HALLOWEEN_REACHABLE": False,
"PLURKWOOD_REACHABLE": True,
"WARP_DESTINATION_REACHABLE": False,
"DARKNESS_WITHOUT_LIGHT_ORB": True,
"UNDERWATER_WITHOUT_WATER_ORB": True,
"EVENT_WARPS_REQUIRED": False,
KNOWLEDGE_INTERMEDIATE: True,
KNOWLEDGE_ADVANCED: False,
DIFFICULTY_HARD: True,
DIFFICULTY_V_HARD: False,
DIFFICULTY_STUPID: False,
},
score_multiplier_diff=0.0,
),
# Level 3 - advanced tricks, zips, clips and event warps
DifficultyConfig(
weight=1.0,
config_flags = {
"ZIP_REQUIRED": True,
"SEMISOLID_CLIPS_REQUIRED": True,
"BLOCK_CLIPS_REQUIRED": True,
"POST_GAME_ALLOWED": False,
"POST_IRISU_ALLOWED": False,
"HALLOWEEN_REACHABLE": False,
"PLURKWOOD_REACHABLE": True,
"WARP_DESTINATION_REACHABLE": False,
"DARKNESS_WITHOUT_LIGHT_ORB": True,
"UNDERWATER_WITHOUT_WATER_ORB": True,
"EVENT_WARPS_REQUIRED": True,
KNOWLEDGE_INTERMEDIATE: True,
KNOWLEDGE_ADVANCED: True,
DIFFICULTY_HARD: True,
DIFFICULTY_V_HARD: False,
DIFFICULTY_STUPID: False,
},
score_multiplier_diff=0.3,
),
# Level 4 - VHARD tricks
DifficultyConfig(
weight=1.0,
config_flags = {
"ZIP_REQUIRED": True,
"SEMISOLID_CLIPS_REQUIRED": True,
"BLOCK_CLIPS_REQUIRED": True,
"POST_GAME_ALLOWED": False,
"POST_IRISU_ALLOWED": False,
"HALLOWEEN_REACHABLE": False,
"PLURKWOOD_REACHABLE": True,
"WARP_DESTINATION_REACHABLE": False,
"DARKNESS_WITHOUT_LIGHT_ORB": True,
"UNDERWATER_WITHOUT_WATER_ORB": True,
"EVENT_WARPS_REQUIRED": True,
KNOWLEDGE_INTERMEDIATE: True,
KNOWLEDGE_ADVANCED: True,
DIFFICULTY_HARD: True,
DIFFICULTY_V_HARD: True,
DIFFICULTY_STUPID: False,
},
score_multiplier_diff=0.45,
),
# Level 5 - STUPID and everything else.
DifficultyConfig(
weight=0.5,
config_flags = {
"ZIP_REQUIRED": True,
"SEMISOLID_CLIPS_REQUIRED": True,
"BLOCK_CLIPS_REQUIRED": True,
"POST_GAME_ALLOWED": True,
"POST_IRISU_ALLOWED": True,
"HALLOWEEN_REACHABLE": True,
"PLURKWOOD_REACHABLE": True,
"WARP_DESTINATION_REACHABLE": True,
"DARKNESS_WITHOUT_LIGHT_ORB": True,
"UNDERWATER_WITHOUT_WATER_ORB": True,
"EVENT_WARPS_REQUIRED": True,
KNOWLEDGE_INTERMEDIATE: True,
KNOWLEDGE_ADVANCED: True,
DIFFICULTY_HARD: True,
DIFFICULTY_V_HARD: True,
DIFFICULTY_STUPID: True,
},
score_multiplier_diff=0.7,
),
]
MAX_CONFIG_LEVEL = len(DIFFICULTY_CONFIGS)
class DifficultyAnalysis(object):
def __init__(self, data, analyzer, goals):
self.data = data
self.analyzer = analyzer
self.goals = set(goals)
self.level_scores = None
self.current_config_score = None
self.difficulty_score = self._compute_difficulty()
self.breakability_score = self._compute_breakability()
def _compute_difficulty(self):
total_weight = sum(config.weight for config in DIFFICULTY_CONFIGS)
self._compute_all_level_scores()
# We take the weighted mean of the square roots to reduce the weight of outliers.
total_weighted_score = sum(config.weight*level_score**0.5 for config, level_score in zip(DIFFICULTY_CONFIGS, self.level_scores))
return (total_weighted_score / total_weight)**2
def _compute_breakability(self):
self._compute_all_level_scores()
#self._compute_current_config_score()
score = self.difficulty_score
score_diffs = [score-x for x in self.level_scores]
score_diffs = [x for x in score_diffs if x > 0]
breakability_score = 0
if len(score_diffs) > 0:
breakability_score = statistics.mean(score_diffs)
return breakability_score
def _compute_current_config_score(self):
if self.current_config_score != None: return
variables = self.data.generate_variables()
reachable, unreachable, levels, new_variables = self.analyzer.analyze_with_variable_set(variables)
self.current_config_score = compute_average_goal_level(self.goals, levels)
def _compute_all_level_scores(self):
if self.level_scores != None: return
self.level_scores = [self._compute_level_score(k) for k in range(MAX_CONFIG_LEVEL)]
#print_ln(self.level_scores)
def _compute_level_score(self, base_config_level):
analyzer = self.analyzer
goals = self.goals
variables = self.data.generate_pessimistic_variables()
score_multiplier = 1
score = 0
#print_ln('== Base %d ==' % base_config_level)
for config_level in range(base_config_level, MAX_CONFIG_LEVEL):
configure_variables(config_level, variables)
reachable, unreachable, levels, new_variables = analyzer.analyze_with_variable_set(variables)
#print_ln('level %d' % config_level)
if goals.issubset(reachable):
#print_ln(' pass - levels: %d' % len(levels))
#print_ln(' average goal level: %f' % compute_average_goal_level(goals, levels))
#for en, level in enumerate(levels):
#print_ln('LEVEL %.1f' % (en/2))
#print_ln(level)
score += compute_average_goal_level(goals, levels)*score_multiplier
break
#print_ln(' fail - levels: %d' % len(levels))
if config_level >= MAX_CONFIG_LEVEL-1: fail('Unable to reach goals at max config level')
score += len(levels)/2 * score_multiplier
score_multiplier += DIFFICULTY_CONFIGS[config_level+1].score_multiplier_diff
variables = new_variables
#print_ln('Final Score: %f' % score)
return score
def compute_average_goal_level(goals, levels):
count = 0
total = 0
for level, variable_list in enumerate(levels):
goals_in_level = len(goals.intersection(variable_list))
count += goals_in_level
total += goals_in_level*level/2
return total/count
def configure_variables(config_level, variables):
config_flags = DIFFICULTY_CONFIGS[config_level].config_flags
length_check_before = len(variables)
variables.update(config_flags)
if len(variables) != length_check_before:
fail('Unknown config flags detected!')