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Incremental improvements to algorithm.

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Can get stuck in loop because it ran into a dead end only option early, not sure how to avoid that.
Also, some landings are considered outstanding doors, that shouldn't happen.
This commit is contained in:
aerinon
2019-09-16 22:10:25 -06:00
parent 49e782b050
commit a38ef2820a
2 changed files with 24 additions and 23 deletions
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45
DoorShuffle.py
View File

@@ -900,60 +900,55 @@ def shuffle_dungeon_no_repeats(world, player, available_sectors):
logger = logging.getLogger('')
random.shuffle(available_sectors)
for sector in available_sectors:
random.shuffle(sector.outstanding_doors)
available_doors = []
# this is interesting but I want to ensure connectedness
# Except for Desert1/2 and Skull 1/2/3 - treat them as separate dungeons?
while len(available_sectors) > 0:
# Pick a random region and make its doors the open set
sector = available_sectors.pop()
current_sector = sector
available_doors.extend(sector.outstanding_doors)
# Loop until all available doors are used
while len(available_doors) > 0:
while len(current_sector.outstanding_doors) > 0:
# Pick a random available door to connect
random.shuffle(available_doors)
door = available_doors.pop()
random.shuffle(current_sector.outstanding_doors)
door = current_sector.outstanding_doors.pop()
logger.info('Linking %s', door.name)
# Find an available region that has a compatible door
connect_sector, connect_door = find_compatible_door_in_sectors_ex(world, door, available_sectors, player)
if connect_sector is not None:
logger.info(' Found new sector via %s', connect_door.name)
if door not in current_sector.outstanding_doors:
raise Exception('Door %s was not in sector', door.name)
# Check if valid
if not is_valid(door, connect_door, current_sector, connect_sector, len(available_sectors) == 1):
logger.info(' Not Linking %s to %s', door.name, connect_door.name)
available_doors.insert(0, door)
current_sector.outstanding_doors.insert(0, door)
if len(current_sector.outstanding_doors) <= 1:
raise Exception('Rejected last option due to dead end... infinite loop ensues')
continue
# Apply connection and add the new region's doors to the available list
maybe_connect_two_way(world, door, connect_door, player)
current_sector.outstanding_doors.remove(door)
connect_sector.outstanding_doors.remove(connect_door)
available_doors.extend(connect_sector.outstanding_doors)
available_sectors.remove(connect_sector)
current_sector.outstanding_doors.extend(connect_sector.outstanding_doors)
current_sector.regions.extend(connect_sector.regions)
else:
# If there's no available region with a door, use an internal connection
connect_door = find_compatible_door_in_list_old(world, door, available_doors, player)
connect_door = find_compatible_door_in_list_old(world, door, current_sector.outstanding_doors, player)
if connect_door is not None:
logger.info(' Adding loop via %s', connect_door.name)
if door not in current_sector.outstanding_doors:
raise Exception('Door %s was not in sector', door.name)
# Check if valid
if not is_loop_valid(door, connect_door, current_sector):
if not is_loop_valid(door, connect_door, current_sector, len(available_sectors) == 0):
logger.info(' Not Linking %s to %s', door.name, connect_door.name)
available_doors.insert(0, door)
current_sector.outstanding_doors.insert(0, door)
if len(current_sector.outstanding_doors) <= 1:
raise Exception('Rejected last option due to dead end...')
continue
maybe_connect_two_way(world, door, connect_door, player)
current_sector.outstanding_doors.remove(door)
current_sector.outstanding_doors.remove(connect_door)
else:
raise Exception ('Something has gone terribly wrong')
raise Exception('Something has gone terribly wrong')
# Check that we used everything, we failed otherwise
if len(available_sectors) > 0 or len(available_doors) > 0:
if len(available_sectors) > 0 or len(current_sector.outstanding_doors) > 0:
logger.warning('Failed to add all regions/doors to dungeon, generation will likely fail.')
@@ -984,8 +979,14 @@ def is_valid(door_a, door_b, sector_a, sector_b, last_sector):
return False # not sure how we got here, but it's a bad idea
def is_loop_valid(door_a, door_b, sector):
return True # todo: is this always true?
def is_loop_valid(door_a, door_b, sector, no_more_sectors):
if no_more_sectors:
return True
elif not door_a.blocked and not door_b.blocked:
return sector.outflow() - 2 > 0
elif door_a.blocked or door_b.blocked:
return sector.outflow() - 1 > 0
return True # todo: is this always true? both blocked but we're connecting loops now, so dead end?
# DATA GOES DOWN HERE

2
Dungeons.py
View File

@@ -174,7 +174,7 @@ hyrule_castle_regions = [
'Hyrule Dungeon South Abyss Catwalk', 'Hyrule Dungeon Guardroom', 'Hyrule Dungeon Armory Main',
'Hyrule Dungeon Armory North Branch', 'Hyrule Dungeon Staircase', 'Hyrule Dungeon Cellblock',
'Sewers Behind Tapestry', 'Sewers Rope Room', 'Sewers Dark Cross', 'Sewers Water', 'Sewers Key Rat',
'Sewers Secret Room', 'Sewers Secret Room Blocked Path', 'Sewers Pull Switch', 'Sanctuary'
'Sewers Secret Room Blocked Path', 'Sewers Secret Room', 'Sewers Pull Switch', 'Sanctuary'
]
eastern_regions = [