195 lines
		
	
	
		
			8.5 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
		
		
			
		
	
	
			195 lines
		
	
	
		
			8.5 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
|   | import copy, random, utils.log | ||
|  | 
 | ||
|  | from graph.graph_utils import getAccessPoint | ||
|  | from rando.ItemLocContainer import getLocListStr | ||
|  | 
 | ||
|  | # Holds settings related to item placement restrictions. | ||
|  | # canPlaceAtLocation is the main entry point here | ||
|  | class Restrictions(object): | ||
|  |     def __init__(self, settings): | ||
|  |         self.log = utils.log.get('Restrictions') | ||
|  |         self.settings = settings | ||
|  |         # Item split : Major, Chozo, Full, Scavenger | ||
|  |         self.split = settings.restrictions['MajorMinor'] | ||
|  |         self.suitsRestrictions = settings.restrictions['Suits'] | ||
|  |         self.scavLocs = None | ||
|  |         self.scavIsVanilla = False | ||
|  |         self.scavEscape = False | ||
|  |         self.restrictionDictChecker = None | ||
|  |         if self.split == 'Scavenger': | ||
|  |             self.scavIsVanilla = settings.restrictions['ScavengerParams']['vanillaItems'] | ||
|  |             self.scavEscape = settings.restrictions['ScavengerParams']['escape'] | ||
|  |         # checker function chain used by canPlaceAtLocation | ||
|  |         self.checkers = self.getCheckers() | ||
|  |         self.static = {} | ||
|  |         self.dynamic = {} | ||
|  |         # only useful in door color rando | ||
|  |         self.mandatoryBeams = [] | ||
|  | 
 | ||
|  |     def disable(self): | ||
|  |         self.split = "Full" | ||
|  |         self.suitsRestrictions = False | ||
|  |         self.checkers = [] | ||
|  | 
 | ||
|  |     def setScavengerLocs(self, scavLocs): | ||
|  |         self.scavLocs = scavLocs | ||
|  |         self.log.debug("scavLocs="+getLocListStr(scavLocs)) | ||
|  |         self.scavItemTypes = [loc.VanillaItemType for loc in scavLocs] | ||
|  | 
 | ||
|  |     def isEarlyMorph(self): | ||
|  |         return self.settings.restrictions['Morph'] == 'early' | ||
|  | 
 | ||
|  |     def isLateMorph(self): | ||
|  |         return self.settings.restrictions['Morph'] == 'late' | ||
|  | 
 | ||
|  |     def isLateDoors(self): | ||
|  |         return self.settings.restrictions['doors'] == 'late' | ||
|  | 
 | ||
|  |     def isChozo(self): | ||
|  |         return self.split == 'Chozo' | ||
|  | 
 | ||
|  |     def isScavenger(self): | ||
|  |         return self.split == "Scavenger" | ||
|  | 
 | ||
|  |     def lateMorphInit(self, ap, emptyContainer, services): | ||
|  |         assert self.isLateMorph() | ||
|  |         morph = emptyContainer.getNextItemInPool('Morph') | ||
|  |         assert morph is not None | ||
|  |         locs = services.possibleLocations(morph, ap, emptyContainer, bossesKilled=False) | ||
|  |         self.lateMorphLimit = len(locs) | ||
|  |         self.log.debug('lateMorphInit. {} locs: {}'.format(self.lateMorphLimit, getLocListStr(locs))) | ||
|  |         areas = {} | ||
|  |         for loc in locs: | ||
|  |             areas[loc.GraphArea] = areas.get(loc.GraphArea, 0) + 1 | ||
|  |         self.log.debug('lateMorphLimit. areas: {}'.format(areas)) | ||
|  |         if len(areas) > 1: | ||
|  |             self.lateMorphForbiddenArea = getAccessPoint(ap).GraphArea | ||
|  |             self.log.debug('lateMorphLimit. forbid start area: {}'.format(self.lateMorphForbiddenArea)) | ||
|  |         else: | ||
|  |             self.lateMorphForbiddenArea = None | ||
|  | 
 | ||
|  |     NoCheckCat = set(['Energy', 'Nothing', 'Boss']) | ||
|  | 
 | ||
|  |     def setPlacementRestrictions(self, restrictionDict): | ||
|  |         self.log.debug("set placement restrictions") | ||
|  |         self.log.debug(restrictionDict) | ||
|  |         if self.restrictionDictChecker is not None: | ||
|  |             self.checkers.remove(self.restrictionDictChecker) | ||
|  |             self.restrictionDictChecker = None | ||
|  |         if restrictionDict is None: | ||
|  |             return | ||
|  |         self.restrictionDictChecker = lambda item, loc, cont: item.Category in Restrictions.NoCheckCat\ | ||
|  |                                    or (item.Category == 'Ammo' and cont.hasUnrestrictedLocWithItemType(item.Type))\ | ||
|  |                                    or loc.Name in restrictionDict[loc.GraphArea][item.Type] | ||
|  |         self.checkers.append(self.restrictionDictChecker) | ||
|  | 
 | ||
|  |     def isLocMajor(self, loc): | ||
|  |         return not loc.isBoss() and (self.split == "Full" or loc.isClass(self.split)) | ||
|  | 
 | ||
|  |     def isLocMinor(self, loc): | ||
|  |         return not loc.isBoss() and (self.split == "Full" or not loc.isClass(self.split)) | ||
|  | 
 | ||
|  |     def isItemMajor(self, item): | ||
|  |         if self.split == "Full": | ||
|  |             return True | ||
|  |         elif self.split == 'Scavenger': | ||
|  |             return not self.isItemMinor(item) | ||
|  |         else: | ||
|  |             return item.Class == self.split | ||
|  | 
 | ||
|  |     def isItemMinor(self, item): | ||
|  |         if self.split == "Full": | ||
|  |             return True | ||
|  |         elif self.split == 'Scavenger': | ||
|  |             return item.Class != "Major" or item.Category == "Energy" | ||
|  |         else: | ||
|  |             return item.Class == "Minor" | ||
|  | 
 | ||
|  |     def isItemLocMatching(self, item, loc): | ||
|  |         if self.split == "Full": | ||
|  |             return True | ||
|  |         if loc.isClass(self.split): | ||
|  |             return item.Class == self.split | ||
|  |         else: | ||
|  |             return item.Class == "Minor" | ||
|  | 
 | ||
|  |     # return True if we can keep morph as a possibility | ||
|  |     def lateMorphCheck(self, container, possibleLocs): | ||
|  |         # the closer we get to the limit the higher the chances of allowing morph | ||
|  |         proba = random.randint(0, self.lateMorphLimit) | ||
|  |         if self.split == 'Full': | ||
|  |             nbItems = len(container.currentItems) | ||
|  |         else: | ||
|  |             nbItems = len([item for item in container.currentItems if self.split == item.Class]) | ||
|  |         if proba > nbItems: | ||
|  |             return None | ||
|  |         if self.lateMorphForbiddenArea is not None: | ||
|  |             morphLocs = [loc for loc in possibleLocs if loc.GraphArea != self.lateMorphForbiddenArea] | ||
|  |             forbidden = len(morphLocs) == 0 | ||
|  |             possibleLocs = morphLocs if not forbidden else None | ||
|  |         return possibleLocs | ||
|  | 
 | ||
|  |     def isSuit(self, item): | ||
|  |         return item.Type == 'Varia' or item.Type == 'Gravity' | ||
|  |      | ||
|  |     def getCheckers(self): | ||
|  |         checkers = [] | ||
|  |         self.log.debug("add bosses restriction") | ||
|  |         checkers.append(lambda item, loc, cont: (item.Category != 'Boss' and not loc.isBoss()) or (item.Category == 'Boss' and item.Name == loc.Name)) | ||
|  |         if self.split != 'Full': | ||
|  |             if self.split != 'Scavenger': | ||
|  |                 self.log.debug("add majorsSplit restriction") | ||
|  |                 checkers.append(lambda item, loc, cont: self.isItemLocMatching(item, loc)) | ||
|  |             else: | ||
|  |                 self.log.debug("add scavenger restriction") | ||
|  |                 baseScavCheck = lambda item, loc: ((loc.VanillaItemType is None and self.isItemMinor(item)) | ||
|  |                                                 or (loc.VanillaItemType is not None and self.isItemMajor(item))) | ||
|  |                 vanillaScavCheck = lambda item, loc: (self.scavLocs is None | ||
|  |                                                   or (loc not in self.scavLocs and item.Type not in self.scavItemTypes) | ||
|  |                                                   or (item.Type == loc.VanillaItemType and loc in self.scavLocs)) | ||
|  |                 nonVanillaScavCheck = lambda item, loc: (self.scavLocs is None | ||
|  |                                                       or loc not in self.scavLocs | ||
|  |                                                       or (loc in self.scavLocs and item.Category != 'Nothing')) | ||
|  |                 if self.scavIsVanilla: | ||
|  |                     checkers.append(lambda item, loc, cont: baseScavCheck(item, loc) and vanillaScavCheck(item, loc)) | ||
|  |                 else: | ||
|  |                     checkers.append(lambda item, loc, cont: baseScavCheck(item, loc) and nonVanillaScavCheck(item, loc)) | ||
|  |         if self.suitsRestrictions: | ||
|  |             self.log.debug("add suits restriction") | ||
|  |             checkers.append(lambda item, loc, cont: not self.isSuit(item) or loc.GraphArea != 'Crateria') | ||
|  |         return checkers | ||
|  | 
 | ||
|  |     # return bool telling whether we can place a given item at a given location | ||
|  |     def canPlaceAtLocation(self, item, location, container): | ||
|  |         ret = True | ||
|  |         for chk in self.checkers: | ||
|  |             ret = ret and chk(item, location, container) | ||
|  |             if not ret: | ||
|  |                 break | ||
|  | 
 | ||
|  |         return ret | ||
|  | 
 | ||
|  |     ### Below : faster implementation tailored for random fill | ||
|  | 
 | ||
|  |     def precomputeRestrictions(self, container): | ||
|  |         # precompute the values for canPlaceAtLocation. only for random filler. | ||
|  |         # dict (loc name, item type) -> bool | ||
|  |         items = container.getDistinctItems() | ||
|  |         for item in items: | ||
|  |             for location in container.unusedLocations: | ||
|  |                 self.static[(location.Name, item.Type)] = self.canPlaceAtLocation(item, location, container) | ||
|  | 
 | ||
|  |         container.unrestrictedItems = set(['Super', 'PowerBomb']) | ||
|  |         for item in items: | ||
|  |             if item.Type not in ['Super', 'PowerBomb']: | ||
|  |                 continue | ||
|  |             for location in container.unusedLocations: | ||
|  |                 self.dynamic[(location.Name, item.Type)] = self.canPlaceAtLocation(item, location, container) | ||
|  |         container.unrestrictedItems = set() | ||
|  | 
 | ||
|  |     def canPlaceAtLocationFast(self, itemType, locName, container): | ||
|  |         if itemType in ['Super', 'PowerBomb'] and container.hasUnrestrictedLocWithItemType(itemType): | ||
|  |             return self.dynamic.get((locName, itemType)) | ||
|  |         else: | ||
|  |             return self.static.get((locName, itemType)) |