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[plomrogue2] / plomrogue / game.py
1 from plomrogue.errors import GameError, PlayError
2 from plomrogue.io import GameIO
3 from plomrogue.misc import quote
4 from plomrogue.mapping import YX, MapGeometrySquare, MapGeometryHex, Map
5 import string
6 import datetime
7
8
9
10 class GameBase:
11
12     def __init__(self):
13         self.turn = 0
14         self.things = []
15         self.map_geometry = MapGeometrySquare(YX(32, 32))
16         self.commands = {}
17
18     def get_thing(self, id_):
19         for thing in self.things:
20             if id_ == thing.id_:
21                 return thing
22         return None
23
24     def _register_object(self, obj, obj_type_desc, prefix):
25         if not obj.__name__.startswith(prefix):
26             raise GameError('illegal %s object name: %s' % (obj_type_desc, obj.__name__))
27         obj_name = obj.__name__[len(prefix):]
28         d = getattr(self, obj_type_desc + 's')
29         d[obj_name] = obj
30
31     def register_command(self, command):
32         self._register_object(command, 'command', 'cmd_')
33
34
35
36 class SaveableMap(Map):
37     modified = False
38
39     def __setitem__(self, *args, **kwargs):
40         super().__setitem__(*args, **kwargs)
41         self.modified = True
42
43     def set_line(self, *args, **kwargs):
44         super().set_line(*args, **kwargs)
45         self.modified = True
46
47     def inside(self, yx):
48         if yx.y < 0 or yx.x < 0 or \
49            yx.y >= self.geometry.size.y or yx.x >= self.geometry.size.x:
50             return False
51         return True
52
53     def draw_presets(self, alternate_hex=0):
54         old_modified = self.modified
55         if type(self.geometry) == MapGeometrySquare:
56             self.set_line(0, 'X' * self.geometry.size.x)
57             self.set_line(1, 'X' * self.geometry.size.x)
58             self.set_line(2, 'X' * self.geometry.size.x)
59             self.set_line(3, 'X' * self.geometry.size.x)
60             self.set_line(4, 'X' * self.geometry.size.x)
61             for y in range(self.geometry.size.y):
62                 self[YX(y, 0)] = 'X'
63                 self[YX(y, 1)] = 'X'
64                 self[YX(y, 2)] = 'X'
65                 self[YX(y, 3)] = 'X'
66                 self[YX(y, 4)] = 'X'
67         elif type(self.geometry) == MapGeometryHex:
68             # TODO: for this to work we need a map side length divisible by 6.
69
70             def draw_grid(offset=YX(0, 0)):
71                 dirs = ('DOWNRIGHT', 'RIGHT', 'UPRIGHT', 'RIGHT')
72
73                 def draw_snake(start):
74                     keep_running = True
75                     yx = start
76                     if self.inside(yx):
77                         self[yx] = 'X'
78                     while keep_running:
79                         for direction in dirs:
80                             if not keep_running:
81                                 break
82                             for dir_progress in range(distance):
83                                 mover = getattr(self.geometry, 'move__' + direction)
84                                 yx = mover(yx)
85                                 if yx.x >= self.geometry.size.x:
86                                     keep_running = False
87                                     break
88                                 if self.inside(yx):
89                                     self[yx] = 'X'
90
91                 if alternate_hex:
92                     draw_snake(offset + YX(0, 0))
93                 draw_snake(offset + YX((0 + alternate_hex) * distance,
94                            -int(1.5 * distance)))
95                 draw_snake(offset + YX((1 + alternate_hex) * distance,
96                            0))
97                 draw_snake(offset + YX((2 + alternate_hex) * distance,
98                            -int(1.5 * distance)))
99
100             distance = self.geometry.size.y // 3
101             draw_grid()
102             draw_grid(YX(2, 0))
103             draw_grid(YX(0, 2))
104             draw_grid(YX(1, 0))
105             draw_grid(YX(0, 1))
106             draw_grid(YX(-1, 0))
107             draw_grid(YX(0, -1))
108             draw_grid(YX(-2, 0))
109             draw_grid(YX(0, -2))
110         self.modified = old_modified
111
112
113
114 import os
115 class Game(GameBase):
116
117     def __init__(self, save_file, *args, **kwargs):
118         from plomrogue.misc import Terrain
119         super().__init__(*args, **kwargs)
120         self.changed = True
121         self.changed_tiles = {'fov': [], 'other': []}
122         self.io = GameIO(self, save_file)
123         self.login_requests = []
124         self.tasks = {}
125         self.thing_types = {}
126         self.sessions = {}
127         self.faces = {}
128         self.hats = {}
129         self.maps = {}
130         self.map_controls = {}
131         self.map_control_passwords = {}
132         self.annotations = {}
133         self.spawn_point = YX(0, 0), YX(0, 0)
134         self.portals = {}
135         self.player_chars = string.digits + string.ascii_letters
136         self.players_hat_chars = {}
137         self.player_char_i = -1
138         self.admin_passwords = []
139         self.send_gamestate_min_interval = datetime.timedelta(seconds=0.04)
140         self.last_send_gamestate = datetime.datetime.now() -\
141             self.send_gamestate_min_interval
142         self.terrains = {
143             '.': Terrain('.', 'floor'),
144             'X': Terrain('X', 'wall', blocks_light=True, blocks_sound=True,
145                          blocks_movement=True),
146             '=': Terrain('=', 'glass', blocks_sound=True, blocks_movement=True),
147             'T': Terrain('T', 'table', blocks_movement=True),
148         }
149         self.draw_control_presets = True
150         if os.path.exists(self.io.save_file):
151             if not os.path.isfile(self.io.save_file):
152                 raise GameError('save file path refers to non-file')
153
154     def register_thing_type(self, thing_type):
155         self._register_object(thing_type, 'thing_type', 'Thing_')
156
157     def register_task(self, task):
158         self._register_object(task, 'task', 'Task_')
159
160     def read_savefile(self):
161         if os.path.exists(self.io.save_file):
162             with open(self.io.save_file, 'r') as f:
163                 lines = f.readlines()
164             for i in range(len(lines)):
165                 line = lines[i]
166                 print("FILE INPUT LINE %5s: %s" % (i, line), end='')
167                 self.io.handle_input(line, god_mode=True)
168
169     def can_do_thing_with_pw(self, thing, pw):
170         if thing.protection in self.map_control_passwords.keys():
171             if pw != self.map_control_passwords[thing.protection]:
172                 return False
173         return True
174
175     def can_do_tile_with_pw(self, big_yx, little_yx, pw):
176         map_control = self.get_map(big_yx, 'control')
177         tile_class = map_control[little_yx]
178         if tile_class in self.map_control_passwords.keys():
179             tile_pw = self.map_control_passwords[tile_class]
180             if pw != tile_pw:
181                 return False
182         return True
183
184     def get_string_options(self, string_option_type):
185         if string_option_type == 'direction':
186             return self.map_geometry.directions
187         elif string_option_type == 'direction+here':
188             return ['HERE'] + self.map_geometry.directions
189         elif string_option_type == 'char':
190             return [c for c in
191                     string.digits + string.ascii_letters + string.punctuation + ' ']
192         elif string_option_type == 'map_geometry':
193             return ['Hex', 'Square']
194         elif string_option_type == 'thing_type':
195             return self.thing_types.keys()
196         return None
197
198     def get_map_geometry_shape(self):
199         return self.map_geometry.__class__.__name__[len('MapGeometry'):]
200
201     def get_player(self, connection_id):
202         if connection_id not in self.sessions:
203             return None
204         player = self.get_thing(self.sessions[connection_id]['thing_id'])
205         return player
206
207     def get_face(self, t):
208         if t.type_ == 'Player':
209             if t.name in self.faces:
210                 return self.faces[t.name]
211             else:
212                 return '/O  O\\' + '| oo |' + '\\>--</'
213         return None
214
215     def remove_thing(self, t):
216         if t.carrying:
217             t.uncarry()
218         self.things.remove(t)
219         self.record_change(t.position, 'other')
220         if t.blocks_light:
221             self.record_change(t.position, 'fov')
222
223     def add_thing(self, type_, position, id_=0):
224         t_old = None
225         if id_ > 0:
226             t_old = self.get_thing(id_)
227         t = self.thing_types[type_](self, id_=id_, position=position)
228         if t_old:
229             self.things[self.things.index(t_old)] = t
230         else:
231             self.things += [t]
232         self.record_change(t.position, 'other')
233         if t.blocks_light:
234             self.record_change(t.position, 'fov')
235         return t
236
237     def send_gamestate(self, connection_id=None):
238         """Send out game state data relevant to clients."""
239
240         # TODO: limit to connection_id if provided
241         from plomrogue.mapping import FovMap
242         import multiprocessing
243         if connection_id:
244             c_ids = [connection_id]
245         else:
246             c_ids = [c_id for c_id in self.sessions]
247         # Only recalc FOVs for players with ._fov = None
248         player_fovs = []
249         player_ids_send_fov = []
250         player_ids_send_other = []
251         for c_id in c_ids:
252             player = self.get_player(c_id)
253             if not player._fov:
254                 player.prepare_multiprocessible_fov_stencil()
255                 player_fovs += [player._fov]
256                 player_ids_send_fov += [player.id_]
257             if None in (player._seen_things,
258                         player._seen_annotation_positions,
259                         player._seen_portal_positions):
260                 player_ids_send_other += [player.id_]
261         new_fovs = []
262         single_core_until = 16  # since multiprocess has its own overhead
263         if len(player_fovs) > single_core_until:
264             pool = multiprocessing.Pool()
265             new_fovs = pool.map(FovMap.init_terrain, [fov for fov in player_fovs])
266             pool.close()
267             pool.join()
268         elif len(player_fovs) <= single_core_until:
269             for fov in player_fovs:
270                 new_fovs += [fov.init_terrain()]
271         for i in range(len(player_ids_send_fov)):
272             id_ = player_ids_send_fov[i]
273             player = self.get_thing(id_)
274             player._fov = new_fovs[i]
275         for c_id in c_ids:
276             self.io.send('TURN ' + str(self.turn), c_id)
277             player = self.get_player(c_id)
278             self.io.send('PLAYERS_HAT_CHARS ' + quote(player.get_cookie_chars()),
279                          c_id)
280             self.io.send('STATS %s %s' % (player.need_for_toilet,
281                                           player.energy), c_id)
282             if player.id_ in player_ids_send_fov:
283                 self.io.send('FOV %s' % quote(player.fov_stencil.terrain), c_id)
284                 self.io.send('MAP %s %s %s' % (self.get_map_geometry_shape(),
285                                                player.fov_stencil.geometry.size,
286                                                quote(player.visible_terrain)), c_id)
287                 self.io.send('MAP_CONTROL %s' % quote(player.visible_control), c_id)
288             if player.id_ in player_ids_send_other:
289                 self.io.send('OTHER_WIPE', c_id)
290                 for t in player.seen_things:
291                     target_yx = player.fov_stencil.target_yx(*t.position)
292                     self.io.send('THING %s %s %s %s %s %s'
293                                  % (target_yx, t.type_, quote(t.protection), t.id_,
294                                     int(t.portable), int(t.commandable)),
295                                  c_id)
296                     if hasattr(t, 'name'):
297                         self.io.send('THING_NAME %s %s' % (t.id_, quote(t.name)), c_id)
298                         if t.type_ == 'Player' and t.name in self.hats:
299                             hat = self.hats[t.name]
300                             self.io.send('THING_HAT %s %s' % (t.id_, quote(hat)), c_id)
301                     face = self.get_face(t)
302                     if face:
303                         self.io.send('THING_FACE %s %s' % (t.id_, quote(face)), c_id)
304                     if hasattr(t, 'thing_char'):
305                         self.io.send('THING_CHAR %s %s' % (t.id_,
306                                                            quote(t.thing_char)), c_id)
307                     if hasattr(t, 'installable') and not t.portable:
308                         self.io.send('THING_INSTALLED %s' % (t.id_), c_id)
309                     if hasattr(t, 'design'):
310                         self.io.send('THING_DESIGN %s %s %s'
311                                      % (t.id_, t.design_size, quote(t.design)),
312                                      c_id)
313                 for t in [t for t in player.seen_things if t.carrying]:
314                     # send this last so all carryable things are already created
315                     self.io.send('THING_CARRYING %s %s' % (t.id_, t.carrying.id_),
316                                  c_id)
317                 for position in player.seen_portal_positions:
318                     target_yx = player.fov_stencil.target_yx(position[0],
319                                                              position[1])
320                     portal = self.portals[position[0]][position[1]]
321                     self.io.send('PORTAL %s %s' % (target_yx, quote(portal)), c_id)
322                 for position in player.seen_annotation_positions:
323                     target_yx = player.fov_stencil.target_yx(position[0],
324                                                              position[1])
325                     annotation = self.annotations[position[0]][position[1]]
326                     self.io.send('ANNOTATION %s %s' % (target_yx,
327                                                        quote(annotation)), c_id)
328             self.io.send('GAME_STATE_COMPLETE', c_id)
329
330     def record_change(self, position, type_):
331         big_yx, little_yx = position
332         self.changed_tiles[type_] += [self.map_geometry.undouble_yxyx(big_yx,
333                                                                       little_yx)]
334         self.changed = True
335
336     def login(self, nick, connection_id):
337         for t in [t for t in self.things
338                   if t.type_ == 'Player' and t.name == nick]:
339             self.io.send('GAME_ERROR ' + quote('name already in use'),
340                          connection_id)
341             return
342         t = self.add_thing('Player', self.spawn_point)
343         t.name = nick
344         t.thing_char = self.get_next_player_char()
345         self.sessions[connection_id] = {
346             'thing_id': t.id_,
347             'status': 'player'
348         }
349         print('DEBUG LOGIN', t.name, len(self.sessions))
350         self.io.send('PLAYER_ID %s' % t.id_, connection_id)
351         self.io.send('LOGIN_OK', connection_id)
352         self.io.send('CHAT ' + quote(t.name + ' entered the map.'))
353         for s in [s for s in self.things
354                   if s.type_ == 'SpawnPoint' and s.name == t.name]:
355             t.position = s.position
356             if s.temporary:
357                 self.remove_thing(s)
358                 break
359         t.try_to_sit()
360
361     def run_tick(self):
362
363         # update player sessions
364         to_delete = []
365         for connection_id in self.sessions:
366             connection_id_found = False
367             for server in self.io.servers:
368                 if connection_id in server.clients:
369                     connection_id_found = True
370                     break
371             if not connection_id_found:
372                 t = self.get_player(connection_id)
373                 if hasattr(t, 'name'):
374                     self.io.send('CHAT ' + quote(t.name + ' left the map.'))
375                 spawn_point = self.add_thing('SpawnPoint', t.position)
376                 spawn_point.temporary = True
377                 spawn_point.name = t.name
378                 print('DEBUG LEFT MAP', t.name)
379                 self.remove_thing(t)
380                 to_delete += [connection_id]
381         for connection_id in to_delete:
382             del self.sessions[connection_id]
383         while len(self.login_requests) > 0:
384             login_request = self.login_requests.pop()
385             self.login(login_request[0], login_request[1])
386
387         # update game state
388         for t in [t for t in self.things]:
389             if t in self.things:
390                 try:
391                     t.proceed()
392                 except GameError as e:
393                     for connection_id in [c_id for c_id in self.sessions
394                                           if self.sessions[c_id]['thing_id'] == t.id_]:
395                         self.io.send('GAME_ERROR ' + quote(str(e)), connection_id)
396                 except PlayError as e:
397                     for connection_id in [c_id for c_id in self.sessions
398                                           if self.sessions[c_id]['thing_id'] == t.id_]:
399                         self.io.send('PLAY_ERROR ' + quote(str(e)), connection_id)
400
401         # send gamestate if it makes sense at this point
402         if self.changed:
403             self.turn += 1
404             # send_gamestate() can be rather expensive, due to among other reasons
405             # re-calculating players' FOVs, so don't send it out too often
406             if self.last_send_gamestate < \
407                datetime.datetime.now() - self.send_gamestate_min_interval:
408                 n_changes = 0
409                 for type_ in self.changed_tiles:
410                     n_changes += len(self.changed_tiles[type_])
411                 if n_changes > 0:
412                     for t in [t for t in self.things if t.type_ == 'Player']:
413                         fov_radius = 12  # TODO: un-hardcode
414                         absolute_position =\
415                             self.map_geometry.undouble_yxyx(t.position[0],
416                                                             t.position[1])
417                         y_range_start = absolute_position.y - fov_radius
418                         y_range_end = absolute_position.y + fov_radius
419                         x_range_start = absolute_position.x - fov_radius
420                         x_range_end = absolute_position.x + fov_radius
421                         # TODO: refactor with SourcedMap.inside?
422                         for type_ in self.changed_tiles:
423                             for position in self.changed_tiles[type_]:
424                                 if position.y < y_range_start\
425                                    or position.y > y_range_end:
426                                     continue
427                                 if position.x < x_range_start\
428                                    or position.x > x_range_end:
429                                     continue
430                                 t.invalidate(type_)
431                                 break
432                 self.send_gamestate()
433                 self.changed = False
434                 self.changed_tiles = {'fov': [], 'other': []}
435                 self.save()
436                 self.last_send_gamestate = datetime.datetime.now()
437
438     def get_command(self, command_name):
439
440         def partial_with_attrs(f, *args, **kwargs):
441             from functools import partial
442             p = partial(f, *args, **kwargs)
443             p.__dict__.update(f.__dict__)
444             return p
445
446         def cmd_TASK_colon(task_name, game, *args, connection_id):
447             t = self.get_player(connection_id)
448             if not t:
449                 raise GameError('Not registered as player.')
450             t.set_next_task(task_name, args)
451
452         def task_prefixed(command_name, task_prefix, task_command):
453             if command_name.startswith(task_prefix):
454                 task_name = command_name[len(task_prefix):]
455                 if task_name in self.tasks:
456                     f = partial_with_attrs(task_command, task_name, self)
457                     task = self.tasks[task_name]
458                     f.argtypes = task.argtypes
459                     return f
460             return None
461
462         command = task_prefixed(command_name, 'TASK:', cmd_TASK_colon)
463         if command:
464             return command
465         if command_name in self.commands:
466             f = partial_with_attrs(self.commands[command_name], self)
467             return f
468         return None
469
470     def new_thing_id(self):
471         if len(self.things) == 0:
472             return 1
473         return max([t.id_ for t in self.things]) + 1
474
475     def get_next_player_char(self):
476         self.player_char_i += 1
477         if self.player_char_i >= len(self.player_chars):
478             self.player_char_i = 0
479         return self.player_chars[self.player_char_i]
480
481     def get_foo_blockers(self, foo):
482         foo_blockers = ''
483         for t in self.terrains.values():
484             block_attr = getattr(t, 'blocks_' + foo)
485             if block_attr:
486                 foo_blockers += t.character
487         return foo_blockers
488
489     def get_sound_blockers(self):
490         return self.get_foo_blockers('sound')
491
492     def get_light_blockers(self):
493         return self.get_foo_blockers('light')
494
495     def get_movement_blockers(self):
496         return self.get_foo_blockers('movement')
497
498     def get_flatland(self):
499         for t in self.terrains.values():
500             if not t.blocks_movement:
501                 return t.character
502
503     def save(self):
504
505         def write(f, msg):
506             f.write(msg + '\n')
507
508         with open(self.io.save_file, 'w') as f:
509             write(f, 'TURN %s' % self.turn)
510             map_geometry_shape = self.get_map_geometry_shape()
511             # must come before MAP, otherwise first get_map uses the default
512             # TODO: refactor into MAP
513             write(f, 'MAP_CONTROL_PRESETS %s' % int(self.draw_control_presets))
514             write(f, 'MAP %s %s' % (map_geometry_shape, self.map_geometry.size,))
515             for terrain in self.terrains.values():
516                 write(f, 'TERRAIN %s %s %s %s %s' % (quote(terrain.character),
517                                                      quote(terrain.description),
518                                                      int(terrain.blocks_light),
519                                                      int(terrain.blocks_sound),
520                                                      int(terrain.blocks_movement)))
521                 if len(terrain.tags) > 0:
522                     for tag in terrain.tags:
523                         write(f, 'TERRAIN_TAG %s %s' % (quote(terrain.character),
524                                                         quote(tag)))
525             for big_yx in [yx for yx in self.maps if self.maps[yx].modified]:
526                 for y, line in self.maps[big_yx].lines():
527                     write(f, 'MAP_LINE %s %5s %s' % (big_yx, y, quote(line)))
528             for big_yx in self.annotations:
529                 for little_yx in self.annotations[big_yx]:
530                     write(f, 'GOD_ANNOTATE %s %s %s' %
531                           (big_yx, little_yx, quote(self.annotations[big_yx][little_yx])))
532             for big_yx in self.portals:
533                 for little_yx in self.portals[big_yx]:
534                     write(f, 'GOD_PORTAL %s %s %s' % (big_yx, little_yx,
535                                                       quote(self.portals[big_yx][little_yx])))
536             for big_yx in [yx for yx in self.map_controls
537                            if self.map_controls[yx].modified]:
538                 for y, line in self.map_controls[big_yx].lines():
539                     write(f, 'MAP_CONTROL_LINE %s %5s %s' % (big_yx, y, quote(line)))
540             for tile_class in self.map_control_passwords:
541                 write(f, 'MAP_CONTROL_PW %s %s' % (tile_class,
542                                                    self.map_control_passwords[tile_class]))
543             for pw in self.admin_passwords:
544                 write(f, 'ADMIN_PASSWORD %s' % pw)
545             for name in self.faces:
546                 write(f, 'GOD_PLAYER_FACE %s %s' % (quote(name),
547                                                     quote(self.faces[name])))
548             for name in self.hats:
549                 write(f, 'GOD_PLAYER_HAT %s %s' % (quote(name),
550                                                    quote(self.hats[name])))
551             for name in self.players_hat_chars:
552                 write(f, 'GOD_PLAYERS_HAT_CHARS %s %s' %
553                       (quote(name), quote(self.players_hat_chars[name])))
554             for t in [t for t in self.things if not t.type_ == 'Player']:
555                 write(f, 'THING %s %s %s %s' % (t.position[0],
556                                                 t.position[1], t.type_, t.id_))
557                 write(f, 'GOD_THING_PROTECTION %s %s' % (t.id_, quote(t.protection)))
558                 if hasattr(t, 'name'):
559                     write(f, 'GOD_THING_NAME %s %s' % (t.id_, quote(t.name)))
560                 if hasattr(t, 'installable') and (not t.portable):
561                     write(f, 'THING_INSTALLED %s' % t.id_)
562                 if hasattr(t, 'design'):
563                     if t.type_ != 'Hat':
564                         write(f, 'GOD_THING_DESIGN_SIZE %s %s' % (t.id_,
565                                                                   t.design_size))
566                     write(f, 'GOD_THING_DESIGN %s %s' % (t.id_, quote(t.design)))
567                 if t.type_ == 'Door' and t.blocks_movement:
568                     write(f, 'THING_DOOR_CLOSED %s %s' % (t.id_, int(t.locked)))
569                 elif t.type_ == 'MusicPlayer':
570                     write(f, 'THING_MUSICPLAYER_SETTINGS %s %s %s %s' %
571                           (t.id_, int(t.playing), t.playlist_index, int(t.repeat)))
572                     for item in t.playlist:
573                         write(f, 'THING_MUSICPLAYER_PLAYLIST_ITEM %s %s %s' %
574                               (t.id_, quote(item[0]), item[1]))
575                 elif t.type_ == 'Bottle' and not t.full:
576                     write(f, 'THING_BOTTLE_EMPTY %s' % t.id_)
577                 elif t.type_ == 'DoorKey':
578                     write(f, 'THING_DOOR_KEY %s %s' % (t.id_, t.door.id_))
579                 elif t.type_ == 'Crate':
580                     for item in t.content:
581                         write(f, 'THING_CRATE_ITEM %s %s' % (t.id_, item.id_))
582                 elif t.type_ == 'SpawnPoint':
583                     timestamp = 0
584                     if t.temporary:
585                         timestamp = int(t.created_at.timestamp())
586                     write(f, 'THING_SPAWNPOINT_CREATED %s %s' % (t.id_,
587                                                                  timestamp))
588             next_thing_id = self.new_thing_id()
589             for t in [t for t in self.things if t.type_ == 'Player']:
590                 write(f, 'THING %s %s SpawnPoint %s'
591                       % (t.position[0], t.position[1], next_thing_id))
592                 write(f, 'GOD_THING_NAME %s %s' % (next_thing_id, t.name))
593                 write(f, 'THING_SPAWNPOINT_CREATED %s %s'
594                       % (next_thing_id, int(datetime.datetime.now().timestamp())))
595                 next_thing_id += 1
596             write(f, 'SPAWN_POINT %s %s' % (self.spawn_point[0],
597                                             self.spawn_point[1]))
598
599
600
601     def get_map(self, big_yx, type_='normal'):
602         if type_ == 'normal':
603             maps = self.maps
604         elif type_ == 'control':
605             maps = self.map_controls
606         if big_yx not in maps:
607             maps[big_yx] = SaveableMap(self.map_geometry)
608             if self.draw_control_presets and type_ == 'control':
609                 maps[big_yx].draw_presets(big_yx.y % 2)
610         return maps[big_yx]
611
612     def new_world(self, map_geometry):
613         self.maps = {}
614         self.map_controls = {}
615         self.annotations = {}
616         self.portals = {}
617         self.admin_passwords = []
618         self.spawn_point = YX(0, 0), YX(0, 0)
619         self.map_geometry = map_geometry
620         self.map_control_passwords = {'X': 'secret'}
621         self.get_map(YX(0, 0))
622         self.get_map(YX(0, 0), 'control')
623         self.annotations = {}