3 # This file is part of PlomRogue. PlomRogue is licensed under the GPL version 3
4 # or any later version. For details on its copyright, license, and warranties,
5 # see the file NOTICE in the root directory of the PlomRogue source package.
19 """"Interface to libplomrogue's pseudo-randomness generator."""
21 def set_seed(self, seed):
22 libpr.seed_rrand(1, seed)
25 return libpr.seed_rrand(0, 0)
30 seed = property(get_seed, set_seed)
34 """Prepare ctypes library at ./libplomrogue.so"""
35 libpath = ("./libplomrogue.so")
36 if not os.access(libpath, os.F_OK):
37 raise SystemExit("No library " + libpath + ", run ./redo first?")
38 libpr = ctypes.cdll.LoadLibrary(libpath)
39 libpr.seed_rrand.restype = ctypes.c_uint32
43 def c_pointer_to_bytearray(ba):
44 """Return C char * pointer to ba."""
45 type = ctypes.c_char * len(ba)
46 return type.from_buffer(ba)
49 def strong_write(file, string):
50 """Apply write(string), then flush()."""
55 def setup_server_io():
56 """Fill IO files DB with proper file( path)s. Write process IO test string.
58 Ensure IO files directory at server/. Remove any old input file if found.
59 Set up new input file for reading, and new output file for writing. Start
60 output file with process hash line of format PID + " " + floated UNIX time
61 (io_db["teststring"]). Raise SystemExit if file is found at path of either
62 record or save file plus io_db["tmp_suffix"].
64 def detect_atomic_leftover(path, tmp_suffix):
65 path_tmp = path + tmp_suffix
66 msg = "Found file '" + path_tmp + "' that may be a leftover from an " \
67 "aborted previous attempt to write '" + path + "'. Aborting " \
68 "until matter is resolved by removing it from its current path."
69 if os.access(path_tmp, os.F_OK):
71 io_db["teststring"] = str(os.getpid()) + " " + str(time.time())
72 io_db["save_wait"] = 0
73 io_db["verbose"] = False
74 io_db["record_chunk"] = ""
75 os.makedirs(io_db["path_server"], exist_ok=True)
76 io_db["file_out"] = open(io_db["path_out"], "w")
77 strong_write(io_db["file_out"], io_db["teststring"] + "\n")
78 if os.access(io_db["path_in"], os.F_OK):
79 os.remove(io_db["path_in"])
80 io_db["file_in"] = open(io_db["path_in"], "w")
81 io_db["file_in"].close()
82 io_db["file_in"] = open(io_db["path_in"], "r")
83 detect_atomic_leftover(io_db["path_save"], io_db["tmp_suffix"])
84 detect_atomic_leftover(io_db["path_record"], io_db["tmp_suffix"])
87 def cleanup_server_io():
88 """Close and (if io_db["kicked_by_rival"] false) remove files in io_db."""
89 def helper(file_key, path_key):
91 io_db[file_key].close()
92 if not io_db["kicked_by_rival"] \
93 and os.access(io_db[path_key], os.F_OK):
94 os.remove(io_db[path_key])
95 helper("file_in", "path_in")
96 helper("file_out", "path_out")
97 helper("file_worldstate", "path_worldstate")
98 if "file_record" in io_db:
99 io_db["file_record"].close()
102 def obey(command, prefix, replay=False, do_record=False):
103 """Call function from commands_db mapped to command's first token.
105 Tokenize command string with shlex.split(comments=True). If replay is set,
106 a non-meta command from the commands_db merely triggers obey() on the next
107 command from the records file. If not, non-meta commands set
108 io_db["worldstate_updateable"] to world_db["WORLD_EXISTS"], and, if
109 do_record is set, are recorded to io_db["record_chunk"], and save_world()
110 is called (and io_db["record_chunk"] written) if 15 seconds have passed
111 since the last time it was called. The prefix string is inserted into the
112 server's input message between its beginning 'input ' and ':'. All activity
113 is preceded by a server_test() call. Commands that start with a lowercase
114 letter are ignored when world_db["WORLD_ACTIVE"] is False/0.
118 print("input " + prefix + ": " + command)
120 tokens = shlex.split(command, comments=True)
121 except ValueError as err:
122 print("Can't tokenize command string: " + str(err) + ".")
124 if len(tokens) > 0 and tokens[0] in commands_db \
125 and len(tokens) == commands_db[tokens[0]][0] + 1:
126 if commands_db[tokens[0]][1]:
127 commands_db[tokens[0]][2](*tokens[1:])
128 elif tokens[0][0].islower() and not world_db["WORLD_ACTIVE"]:
129 print("Ignoring lowercase-starting commands when world inactive.")
131 print("Due to replay mode, reading command as 'go on in record'.")
132 line = io_db["file_record"].readline()
134 obey(line.rstrip(), io_db["file_record"].prefix
135 + str(io_db["file_record"].line_n))
136 io_db["file_record"].line_n = io_db["file_record"].line_n + 1
138 print("Reached end of record file.")
140 commands_db[tokens[0]][2](*tokens[1:])
142 io_db["record_chunk"] += command + "\n"
143 if time.time() > io_db["save_wait"] + 15:
144 atomic_write(io_db["path_record"], io_db["record_chunk"],
146 if world_db["WORLD_ACTIVE"]:
148 io_db["record_chunk"] = ""
149 io_db["save_wait"] = time.time()
150 io_db["worldstate_updateable"] = world_db["WORLD_ACTIVE"]
151 elif 0 != len(tokens):
152 print("Invalid command/argument, or bad number of tokens.")
155 def atomic_write(path, text, do_append=False, delete=True):
156 """Atomic write of text to file at path, appended if do_append is set."""
157 path_tmp = path + io_db["tmp_suffix"]
161 if os.access(path, os.F_OK):
162 shutil.copyfile(path, path_tmp)
163 file = open(path_tmp, mode)
164 strong_write(file, text)
166 if delete and os.access(path, os.F_OK):
168 os.rename(path_tmp, path)
172 """Save all commands needed to reconstruct current world state."""
175 string = string.replace("\u005C", '\u005C\u005C')
176 return '"' + string.replace('"', '\u005C"') + '"'
181 if key == "MAP" or world_db["Things"][id][key]:
182 map = world_db["MAP"] if key == "MAP" \
183 else world_db["Things"][id][key]
184 length = world_db["MAP_LENGTH"]
185 for i in range(length):
186 line = map[i * length:(i * length) + length].decode()
187 string = string + key + " " + str(i) + " " + quote(line) \
194 for memthing in world_db["Things"][id]["T_MEMTHING"]:
195 string = string + "T_MEMTHING " + str(memthing[0]) + " " + \
196 str(memthing[1]) + " " + str(memthing[2]) + "\n"
199 def helper(category, id_string, special_keys={}):
201 for id in world_db[category]:
202 string = string + id_string + " " + str(id) + "\n"
203 for key in world_db[category][id]:
204 if not key in special_keys:
205 x = world_db[category][id][key]
206 argument = quote(x) if str == type(x) else str(x)
207 string = string + key + " " + argument + "\n"
208 elif special_keys[key]:
209 string = string + special_keys[key](id)
214 if (dict != type(world_db[key])
215 and key != "altar" # #
216 and key != "MAP" and key != "WORLD_ACTIVE"):
217 string = string + key + " " + str(world_db[key]) + "\n"
218 string = string + mapsetter("MAP")()
219 string = string + helper("ThingActions", "TA_ID")
220 string = string + helper("ThingTypes", "TT_ID", {"TT_CORPSE_ID": False})
221 for id in world_db["ThingTypes"]:
222 string = string + "TT_ID " + str(id) + "\n" + "TT_CORPSE_ID " + \
223 str(world_db["ThingTypes"][id]["TT_CORPSE_ID"]) + "\n"
224 string = string + helper("Things", "T_ID",
225 {"T_CARRIES": False, "carried": False,
226 "T_MEMMAP": mapsetter("T_MEMMAP"),
227 "T_MEMTHING": memthing, "fovmap": False,
228 "T_MEMDEPTHMAP": mapsetter("T_MEMDEPTHMAP")})
229 for id in world_db["Things"]:
230 if [] != world_db["Things"][id]["T_CARRIES"]:
231 string = string + "T_ID " + str(id) + "\n"
232 for carried_id in world_db["Things"][id]["T_CARRIES"]:
233 string = string + "T_CARRIES " + str(carried_id) + "\n"
234 string = string + "SEED_RANDOMNESS " + str(rand.seed) + "\n" + \
235 "WORLD_ACTIVE " + str(world_db["WORLD_ACTIVE"])
236 atomic_write(io_db["path_save"], string)
239 def obey_lines_in_file(path, name, do_record=False):
240 """Call obey() on each line of path's file, use name in input prefix."""
241 file = open(path, "r")
243 for line in file.readlines():
244 obey(line.rstrip(), name + "file line " + str(line_n),
250 def parse_command_line_arguments():
251 """Return settings values read from command line arguments."""
252 parser = argparse.ArgumentParser()
253 parser.add_argument('-s', nargs='?', type=int, dest='replay', const=1,
255 parser.add_argument('-l', nargs="?", const="save", dest='savefile',
257 parser.add_argument('-v', dest='verbose', action='store_true')
258 opts, unknown = parser.parse_known_args()
263 """Ensure valid server out file belonging to current process.
265 This is done by comparing io_db["teststring"] to what's found at the start
266 of the current file at io_db["path_out"]. On failure, set
267 io_db["kicked_by_rival"] and raise SystemExit.
269 if not os.access(io_db["path_out"], os.F_OK):
270 raise SystemExit("Server output file has disappeared.")
271 file = open(io_db["path_out"], "r")
272 test = file.readline().rstrip("\n")
274 if test != io_db["teststring"]:
275 io_db["kicked_by_rival"] = True
276 msg = "Server test string in server output file does not match. This" \
277 " indicates that the current server process has been " \
278 "superseded by another one."
279 raise SystemExit(msg)
283 """Return next newline-delimited command from server in file.
285 Keep building return string until a newline is encountered. Pause between
286 unsuccessful reads, and after too much waiting, run server_test().
288 wait_on_fail = 0.03333
293 add = io_db["file_in"].readline()
295 command = command + add
296 if len(command) > 0 and "\n" == command[-1]:
297 command = command[:-1]
300 time.sleep(wait_on_fail)
301 if now + max_wait < time.time():
307 def try_worldstate_update():
308 """Write worldstate file if io_db["worldstate_updateable"] is set."""
309 if io_db["worldstate_updateable"]:
311 def draw_visible_Things(map, run):
312 for id in world_db["Things"]:
313 type = world_db["Things"][id]["T_TYPE"]
314 consumable = world_db["ThingTypes"][type]["TT_CONSUMABLE"]
315 alive = world_db["ThingTypes"][type]["TT_LIFEPOINTS"]
316 if (0 == run and not consumable and not alive) \
317 or (1 == run and consumable and not alive) \
318 or (2 == run and alive):
319 y = world_db["Things"][id]["T_POSY"]
320 x = world_db["Things"][id]["T_POSX"]
321 fovflag = world_db["Things"][0]["fovmap"][(y * length) + x]
322 if 'v' == chr(fovflag):
323 c = world_db["ThingTypes"][type]["TT_SYMBOL"]
324 map[(y * length) + x] = ord(c)
326 def write_map(string, map):
327 for i in range(length):
328 line = map[i * length:(i * length) + length].decode()
329 string = string + line + "\n"
333 if [] == world_db["Things"][0]["T_CARRIES"]:
334 inventory = "(none)\n"
336 for id in world_db["Things"][0]["T_CARRIES"]:
337 type_id = world_db["Things"][id]["T_TYPE"]
338 name = world_db["ThingTypes"][type_id]["TT_NAME"]
339 inventory = inventory + name + "\n"
340 # 7DRL additions: GOD_MOOD, GOD_FAVOR
341 string = str(world_db["TURN"]) + "\n" + \
342 str(world_db["GOD_MOOD"]) + "\n" + \
343 str(world_db["GOD_FAVOR"]) + "\n" + \
344 str(world_db["Things"][0]["T_LIFEPOINTS"]) + "\n" + \
345 str(world_db["Things"][0]["T_SATIATION"]) + "\n" + \
346 inventory + "%\n" + \
347 str(world_db["Things"][0]["T_POSY"]) + "\n" + \
348 str(world_db["Things"][0]["T_POSX"]) + "\n" + \
349 str(world_db["MAP_LENGTH"]) + "\n"
350 length = world_db["MAP_LENGTH"]
351 fov = bytearray(b' ' * (length ** 2))
352 for pos in range(length ** 2):
353 if 'v' == chr(world_db["Things"][0]["fovmap"][pos]):
354 fov[pos] = world_db["MAP"][pos]
356 draw_visible_Things(fov, i)
357 string = write_map(string, fov)
358 mem = world_db["Things"][0]["T_MEMMAP"][:]
360 for mt in world_db["Things"][0]["T_MEMTHING"]:
361 consumable = world_db["ThingTypes"][mt[0]]["TT_CONSUMABLE"]
362 if (i == 0 and not consumable) or (i == 1 and consumable):
363 c = world_db["ThingTypes"][mt[0]]["TT_SYMBOL"]
364 mem[(mt[1] * length) + mt[2]] = ord(c)
365 string = write_map(string, mem)
366 atomic_write(io_db["path_worldstate"], string, delete=False)
367 strong_write(io_db["file_out"], "WORLD_UPDATED\n")
368 io_db["worldstate_updateable"] = False
372 """Replay game from record file.
374 Use opts.replay as breakpoint turn to which to replay automatically before
375 switching to manual input by non-meta commands in server input file
376 triggering further reads of record file. Ensure opts.replay is at least 1.
377 Run try_worldstate_update() before each interactive obey()/read_command().
381 print("Replay mode. Auto-replaying up to turn " + str(opts.replay) +
382 " (if so late a turn is to be found).")
383 if not os.access(io_db["path_record"], os.F_OK):
384 raise SystemExit("No record file found to replay.")
385 io_db["file_record"] = open(io_db["path_record"], "r")
386 io_db["file_record"].prefix = "record file line "
387 io_db["file_record"].line_n = 1
388 while world_db["TURN"] < opts.replay:
389 line = io_db["file_record"].readline()
392 obey(line.rstrip(), io_db["file_record"].prefix
393 + str(io_db["file_record"].line_n))
394 io_db["file_record"].line_n = io_db["file_record"].line_n + 1
396 try_worldstate_update()
397 obey(read_command(), "in file", replay=True)
401 """Play game by server input file commands. Before, load save file found.
403 If no save file is found, a new world is generated from the commands in the
404 world config plus a 'MAKE WORLD [current Unix timestamp]'. Record this
405 command and all that follow via the server input file. Run
406 try_worldstate_update() before each interactive obey()/read_command().
408 if os.access(io_db["path_save"], os.F_OK):
409 obey_lines_in_file(io_db["path_save"], "save")
411 if not os.access(io_db["path_worldconf"], os.F_OK):
412 msg = "No world config file from which to start a new world."
413 raise SystemExit(msg)
414 obey_lines_in_file(io_db["path_worldconf"], "world config ",
416 obey("MAKE_WORLD " + str(int(time.time())), "in file", do_record=True)
418 try_worldstate_update()
419 obey(read_command(), "in file", do_record=True)
423 """(Re-)make island map.
425 Let "~" represent water, "." land, "X" trees: Build island shape randomly,
426 start with one land cell in the middle, then go into cycle of repeatedly
427 selecting a random sea cell and transforming it into land if it is neighbor
428 to land. The cycle ends when a land cell is due to be created at the map's
429 border. Then put some trees on the map (TODO: more precise algorithm desc).
431 # 7DRL: Also add some ":" cells, and (not surrounded by trees!) "_" altar.
433 def is_neighbor(coordinates, type):
436 length = world_db["MAP_LENGTH"]
438 diag_west = x + (ind > 0)
439 diag_east = x + (ind < (length - 1))
440 pos = (y * length) + x
441 if (y > 0 and diag_east
442 and type == chr(world_db["MAP"][pos - length + ind])) \
444 and type == chr(world_db["MAP"][pos + 1])) \
445 or (y < (length - 1) and diag_east
446 and type == chr(world_db["MAP"][pos + length + ind])) \
447 or (y > 0 and diag_west
448 and type == chr(world_db["MAP"][pos - length - (not ind)])) \
450 and type == chr(world_db["MAP"][pos - 1])) \
451 or (y < (length - 1) and diag_west
452 and type == chr(world_db["MAP"][pos + length - (not ind)])):
456 world_db["MAP"] = bytearray(b'~' * (world_db["MAP_LENGTH"] ** 2))
457 length = world_db["MAP_LENGTH"]
458 add_half_width = (not (length % 2)) * int(length / 2)
459 world_db["MAP"][int((length ** 2) / 2) + add_half_width] = ord(".")
461 y = rand.next() % length
462 x = rand.next() % length
463 pos = (y * length) + x
464 if "~" == chr(world_db["MAP"][pos]) and is_neighbor((y, x), "."):
465 if y == 0 or y == (length - 1) or x == 0 or x == (length - 1):
467 world_db["MAP"][pos] = ord(".")
468 n_trees = int((length ** 2) / 16)
470 while (i_trees <= n_trees):
471 single_allowed = rand.next() % 32
472 y = rand.next() % length
473 x = rand.next() % length
474 pos = (y * length) + x
475 if "." == chr(world_db["MAP"][pos]) \
476 and ((not single_allowed) or is_neighbor((y, x), "X")):
477 world_db["MAP"][pos] = ord("X")
479 # This all-too-precise replica of the original C code misses iter_limit().
480 n_colons = int((length ** 2) / 16) # #
482 while (i_colons <= n_colons): # #
483 single_allowed = rand.next() % 256 # #
484 y = rand.next() % length # #
485 x = rand.next() % length # #
486 pos = (y * length) + x # #
487 if ("." == chr(world_db["MAP"][pos]) # #
488 and ((not single_allowed) or is_neighbor((y, x), ":"))): # #
489 world_db["MAP"][pos] = ord(":") # #
491 altar_placed = False # #
492 while not altar_placed: # #
493 y = rand.next() % length # #
494 x = rand.next() % length # #
495 pos = (y * length) + x # #
496 if (("." == chr(world_db["MAP"][pos] # #
497 or ":" == chr(world_db["MAP"][pos]))
498 and not is_neighbor((y, x), 'X'))): # #
499 world_db["MAP"][pos] = ord("_") # #
500 world_db["altar"] = (y, x) # #
501 altar_placed = True # #
504 def update_map_memory(t, age_map=True):
505 """Update t's T_MEMMAP with what's in its FOV now,age its T_MEMMEPTHMAP."""
507 def age_some_memdepthmap_on_nonfov_cells():
508 # OUTSOURCED FOR PERFORMANCE REASONS TO libplomrogue.so:
512 # for pos in [pos for pos in range(world_db["MAP_LENGTH"] ** 2)
513 # if not ord_v == t["fovmap"][pos]
514 # if ord_0 <= t["T_MEMDEPTHMAP"][pos]
515 # if ord_9 > t["T_MEMDEPTHMAP"][pos]
516 # if not rand.next() % (2 **
517 # (t["T_MEMDEPTHMAP"][pos] - 48))]:
518 # t["T_MEMDEPTHMAP"][pos] += 1
519 memdepthmap = c_pointer_to_bytearray(t["T_MEMDEPTHMAP"])
520 fovmap = c_pointer_to_bytearray(t["fovmap"])
521 libpr.age_some_memdepthmap_on_nonfov_cells(memdepthmap, fovmap)
523 if not t["T_MEMMAP"]:
524 t["T_MEMMAP"] = bytearray(b' ' * (world_db["MAP_LENGTH"] ** 2))
525 if not t["T_MEMDEPTHMAP"]:
526 t["T_MEMDEPTHMAP"] = bytearray(b' ' * (world_db["MAP_LENGTH"] ** 2))
530 for pos in [pos for pos in range(world_db["MAP_LENGTH"] ** 2)
531 if ord_v == t["fovmap"][pos]]:
532 t["T_MEMDEPTHMAP"][pos] = ord_0
533 if ord_space == t["T_MEMMAP"][pos]:
534 t["T_MEMMAP"][pos] = world_db["MAP"][pos]
536 age_some_memdepthmap_on_nonfov_cells()
537 t["T_MEMTHING"] = [mt for mt in t["T_MEMTHING"]
538 if ord_v != t["fovmap"][(mt[1] * world_db["MAP_LENGTH"])
540 for id in [id for id in world_db["Things"]
541 if not world_db["Things"][id]["carried"]]:
542 type = world_db["Things"][id]["T_TYPE"]
543 if not world_db["ThingTypes"][type]["TT_LIFEPOINTS"]:
544 y = world_db["Things"][id]["T_POSY"]
545 x = world_db["Things"][id]["T_POSX"]
546 if ord_v == t["fovmap"][(y * world_db["MAP_LENGTH"]) + x]:
547 t["T_MEMTHING"].append((type, y, x))
550 def set_world_inactive():
551 """Set world_db["WORLD_ACTIVE"] to 0 and remove worldstate file."""
553 if os.access(io_db["path_worldstate"], os.F_OK):
554 os.remove(io_db["path_worldstate"])
555 world_db["WORLD_ACTIVE"] = 0
558 def integer_test(val_string, min, max=None):
559 """Return val_string if possible integer >= min and <= max, else None."""
561 val = int(val_string)
562 if val < min or (max is not None and val > max):
566 msg = "Ignoring: Please use integer >= " + str(min)
568 msg += " and <= " + str(max)
574 def setter(category, key, min, max=None):
575 """Build setter for world_db([category + "s"][id])[key] to >=min/<=max."""
578 val = integer_test(val_string, min, max)
582 if category == "Thing":
583 id_store = command_tid
584 decorator = test_Thing_id
585 elif category == "ThingType":
586 id_store = command_ttid
587 decorator = test_ThingType_id
588 elif category == "ThingAction":
589 id_store = command_taid
590 decorator = test_ThingAction_id
594 val = integer_test(val_string, min, max)
596 world_db[category + "s"][id_store.id][key] = val
600 def build_fov_map(t):
601 """Build Thing's FOV map."""
602 t["fovmap"] = bytearray(b'v' * (world_db["MAP_LENGTH"] ** 2))
603 fovmap = c_pointer_to_bytearray(t["fovmap"])
604 map = c_pointer_to_bytearray(world_db["MAP"])
605 if libpr.build_fov_map(t["T_POSY"], t["T_POSX"], fovmap, map):
606 raise RuntimeError("Malloc error in build_fov_Map().")
610 """Send quick usage info to log."""
611 strong_write(io_db["file_out"], "LOG "
612 + "Use 'w'/'e'/'s'/'d'/'x'/'c' to move, and 'w' to wait.\n")
613 strong_write(io_db["file_out"], "LOG "
614 + "Use 'p' to pick up objects, and 'D' to drop them.\n")
615 strong_write(io_db["file_out"], "LOG "
616 + "Some objects can be used (such as: eaten) by 'u' if "
617 + "they are in your inventory. "
618 + "Use 'UP'/'DOWN' to navigate the inventory.\n")
619 strong_write(io_db["file_out"], "LOG "
620 + "Use 'l' to toggle 'look' mode (move an exploration cursor "
621 + "instead of the player over the map).\n")
622 strong_write(io_db["file_out"], "LOG See README file for more details.\n")
623 strong_write(io_db["file_out"], "LOG \n")
626 def decrement_lifepoints(t):
627 """Decrement t's lifepoints by 1, and if to zero, corpse it.
629 If t is the player avatar, only blank its fovmap, so that the client may
630 still display memory data. On non-player things, erase fovmap and memory.
631 Dying actors drop all their things.
633 # 7DRL: Also decrements God's mood; deaths heavily so.
634 # 7DRL: Return 1 if death, else 0.
635 t["T_LIFEPOINTS"] -= 1
636 world_db["GOD_MOOD"] -= 1 # #
637 if 0 == t["T_LIFEPOINTS"]:
638 sadness = world_db["ThingTypes"][t["T_TYPE"]]["TT_LIFEPOINTS"] # #
639 world_db["GOD_MOOD"] -= sadness # #
640 for id in t["T_CARRIES"]:
641 t["T_CARRIES"].remove(id)
642 world_db["Things"][id]["T_POSY"] = t["T_POSY"]
643 world_db["Things"][id]["T_POSX"] = t["T_POSX"]
644 world_db["Things"][id]["carried"] = False
645 t["T_TYPE"] = world_db["ThingTypes"][t["T_TYPE"]]["TT_CORPSE_ID"]
646 if world_db["Things"][0] == t:
647 t["fovmap"] = bytearray(b' ' * (world_db["MAP_LENGTH"] ** 2))
648 strong_write(io_db["file_out"], "LOG You die.\n")
649 strong_write(io_db["file_out"],
650 "LOG See README on how to start over.\n")
653 t["T_MEMMAP"] = False
654 t["T_MEMDEPTHMAP"] = False
660 def add_gods_favor(i): # #
661 """"Add to GOD_FAVOR, multiplied with factor growing log. with GOD_MOOD."""
662 def favor_multiplier(i):
664 threshold = math.e * x
665 mood = world_db["GOD_MOOD"]
668 i = i * math.log(mood / x)
669 elif -mood > threshold:
670 i = i / math.log(-mood / x)
672 if -mood > threshold:
673 i = i * math.log(-mood / x)
675 i = i / math.log(mood / x)
677 world_db["GOD_FAVOR"] += favor_multiplier(i)
680 def mv_yx_in_dir_legal(dir, y, x):
681 """Wrapper around libpr.mv_yx_in_dir_legal to simplify its use."""
682 dir_c = dir.encode("ascii")[0]
683 test = libpr.mv_yx_in_dir_legal_wrap(dir_c, y, x)
685 raise RuntimeError("Too much wrapping in mv_yx_in_dir_legal_wrap()!")
686 return (test, libpr.result_y(), libpr.result_x())
689 def enter_altar(): # #
690 """What happens when the player enters the altar."""
691 if world_db["GAME_WON"]:
692 strong_write(io_db["file_out"],
693 "LOG You step on a soul-less slab of stone.\n")
695 strong_write(io_db["file_out"], "LOG YOU ENTER SACRED GROUND.\n")
696 if world_db["GOD_FAVOR"] > 9000:
697 world_db["GAME_WON"] = 1
698 strong_write(io_db["file_out"], "LOG The Island God speaks to you: "
699 + "\"You have proven yourself worthy of my respect. "
700 + "You were a good citizen to the island, and sometimes "
701 + "a better steward to its inhabitants than me. The "
702 + "island shall miss you when you leave. But you have "
703 + "earned the right to do so. Take this "
704 + world_db["ThingTypes"][world_db["SLIPPERS"]]["TT_NAME"]
705 + " and USE it when you please. It will take you to "
706 + "where you came from. (But do feel free to stay here "
707 + "as long as you like.)\"\n")
708 id = id_setter(-1, "Things")
709 world_db["Things"][id] = new_Thing(world_db["SLIPPERS"],
714 """Make t do nothing (but loudly, if player avatar)."""
715 if t == world_db["Things"][0]:
716 strong_write(io_db["file_out"], "LOG You wait.\n")
720 """If passable, move/collide(=attack) thing into T_ARGUMENT's direction."""
721 # 7DRL: Player wounding (worse: killing) others will lower God's favor.
722 # 7DRL: Player entering the altar triggers enter_altar().
724 move_result = mv_yx_in_dir_legal(chr(t["T_ARGUMENT"]),
725 t["T_POSY"], t["T_POSX"])
726 if 1 == move_result[0]:
727 pos = (move_result[1] * world_db["MAP_LENGTH"]) + move_result[2]
728 passable = ("." == chr(world_db["MAP"][pos]) or
729 ":" == chr(world_db["MAP"][pos]) or # #
730 "_" == chr(world_db["MAP"][pos])) # #
731 hitted = [id for id in world_db["Things"]
732 if world_db["Things"][id] != t
733 if world_db["Things"][id]["T_LIFEPOINTS"]
734 if world_db["Things"][id]["T_POSY"] == move_result[1]
735 if world_db["Things"][id]["T_POSX"] == move_result[2]]
738 if t == world_db["Things"][0]:
739 hitted_type = world_db["Things"][hit_id]["T_TYPE"]
740 hitted_name = world_db["ThingTypes"][hitted_type]["TT_NAME"]
741 strong_write(io_db["file_out"], "LOG You wound " + hitted_name
743 add_gods_favor(-1) # #
745 hitter_name = world_db["ThingTypes"][t["T_TYPE"]]["TT_NAME"]
746 strong_write(io_db["file_out"], "LOG " + hitter_name +
748 test = decrement_lifepoints(world_db["Things"][hit_id]) # #(test=)
749 if test and t == world_db["Things"][0]: # #
750 add_gods_favor(-test) # #
752 dir = [dir for dir in directions_db
753 if directions_db[dir] == chr(t["T_ARGUMENT"])][0]
755 t["T_POSY"] = move_result[1]
756 t["T_POSX"] = move_result[2]
757 for id in t["T_CARRIES"]:
758 world_db["Things"][id]["T_POSY"] = move_result[1]
759 world_db["Things"][id]["T_POSX"] = move_result[2]
761 if t == world_db["Things"][0]:
762 strong_write(io_db["file_out"], "LOG You move " + dir + ".\n")
763 if (move_result[1] == world_db["altar"][0] and # #
764 move_result[2] == world_db["altar"][1]): # #
766 elif t == world_db["Things"][0]:
767 strong_write(io_db["file_out"], "LOG You fail to move " + dir + ".\n")
770 def actor_pick_up(t):
771 """Make t pick up (topmost?) Thing from ground into inventory."""
772 # Topmostness is actually not defined so far. Picks most nutritious Thing.
773 # 7DRL: Non-player picking up player-dropped consumable -> GOD_FAVOR gain.
774 used_slots = len(t["T_CARRIES"]) # #
775 if used_slots < world_db["ThingTypes"][t["T_TYPE"]]["TT_STORAGE"]: # #
776 ids = [id for id in world_db["Things"] if world_db["Things"][id] != t
777 if not world_db["Things"][id]["carried"]
778 if world_db["Things"][id]["T_POSY"] == t["T_POSY"]
779 if world_db["Things"][id]["T_POSX"] == t["T_POSX"]]
784 type = world_db["Things"][id]["T_TYPE"]
785 if world_db["ThingTypes"][type]["TT_CONSUMABLE"] > nutritious:
786 nutritious = world_db["ThingTypes"][type]["TT_CONSUMABLE"]
788 world_db["Things"][highest_id]["carried"] = True
789 if (t != world_db["Things"][0] and # #
790 world_db["Things"][highest_id]["T_PLAYERDROP"]): # #
791 x = world_db["Things"][highest_id]["T_TYPE"]
792 score = world_db["ThingTypes"][x]["TT_CONSUMABLE"] / 32 # #
793 add_gods_favor(score) # #
794 world_db["Things"][highest_id]["T_PLAYERDROP"] = 0 # #
795 t["T_CARRIES"].append(highest_id)
796 if t == world_db["Things"][0]:
797 strong_write(io_db["file_out"], "LOG You pick up an object.\n")
798 elif t == world_db["Things"][0]:
799 err = "You try to pick up an object, but there is none."
800 strong_write(io_db["file_out"], "LOG " + err + "\n")
801 elif t == world_db["Things"][0]: # #
802 strong_write(io_db["file_out"], "LOG Can't pick up object: " + # #
803 "No storage room to carry more.\n") # #
807 """Make t rop Thing from inventory to ground indexed by T_ARGUMENT."""
808 # TODO: Handle case where T_ARGUMENT matches nothing.
809 if len(t["T_CARRIES"]):
810 id = t["T_CARRIES"][t["T_ARGUMENT"]]
811 t["T_CARRIES"].remove(id)
812 world_db["Things"][id]["carried"] = False
813 if t == world_db["Things"][0]:
814 strong_write(io_db["file_out"], "LOG You drop an object.\n")
815 world_db["Things"][id]["T_PLAYERDROP"] = 1 # #
816 elif t == world_db["Things"][0]:
817 err = "You try to drop an object, but you own none."
818 strong_write(io_db["file_out"], "LOG " + err + "\n")
822 """Make t use (for now: consume) T_ARGUMENT-indexed Thing in inventory."""
823 # TODO: Handle case where T_ARGUMENT matches nothing.
824 # 7DLR: Handle SLIPPERS-type Thing use.
825 if len(t["T_CARRIES"]):
826 id = t["T_CARRIES"][t["T_ARGUMENT"]]
827 type = world_db["Things"][id]["T_TYPE"]
828 if type == world_db["SLIPPERS"]: # #
829 if t == world_db["Things"][0]: # #
830 strong_write(io_db["file_out"], "LOG You use the " # #
831 + world_db["ThingTypes"][type]["TT_NAME"] # #
832 + ". It glows in wondrous colors, and emits " # #
833 + "a sound as if from a dying cat. The " # #
834 + "Island God laughs.\n") # #
835 t["T_LIFEPOINTS"] = 1 # #
836 decrement_lifepoints(t) # #
837 elif world_db["ThingTypes"][type]["TT_CONSUMABLE"]:
838 t["T_CARRIES"].remove(id)
839 del world_db["Things"][id]
840 t["T_SATIATION"] += world_db["ThingTypes"][type]["TT_CONSUMABLE"]
841 if t == world_db["Things"][0]:
842 strong_write(io_db["file_out"],
843 "LOG You consume this object.\n")
844 elif t == world_db["Things"][0]:
845 strong_write(io_db["file_out"],
846 "LOG You try to use this object, but fail.\n")
847 elif t == world_db["Things"][0]:
848 strong_write(io_db["file_out"],
849 "LOG You try to use an object, but you own none.\n")
852 def thingproliferation(t, prol_map):
853 """To chance of 1/TT_PROLIFERATE,create t offspring in open neighbor cell.
855 Naturally only works with TT_PROLIFERATE > 0. The neighbor cell must be be
856 marked "." in prol_map. If there are several map cell candidates, one is
859 # 7DRL: success increments God's mood
860 # 7DRL: Things proliferate only on ":" ground.
861 prolscore = world_db["ThingTypes"][t["T_TYPE"]]["TT_PROLIFERATE"]
862 if prolscore and (1 == prolscore or 1 == (rand.next() % prolscore)):
864 for dir in [directions_db[key] for key in directions_db]:
865 mv_result = mv_yx_in_dir_legal(dir, t["T_POSY"], t["T_POSX"])
866 if mv_result[0] and ord(":") == prol_map[mv_result[1] # #
867 # if mv_result[0] and ord(".") == prol_map[mv_result[1]
868 * world_db["MAP_LENGTH"]
870 candidates.append((mv_result[1], mv_result[2]))
872 i = rand.next() % len(candidates)
873 id = id_setter(-1, "Things")
874 newT = new_Thing(t["T_TYPE"], (candidates[i][0], candidates[i][1]))
875 world_db["Things"][id] = newT
876 world_db["GOD_MOOD"] += 1 # #
880 """Grow t's HP to a 1/32 chance if < HP max, satiation > 0, and waiting.
882 On success, decrease satiation score by 32.
884 # 7DRL: Successful heals increment God's mood.
885 if t["T_SATIATION"] > 0 \
886 and t["T_LIFEPOINTS"] < \
887 world_db["ThingTypes"][t["T_TYPE"]]["TT_LIFEPOINTS"] \
888 and 0 == (rand.next() % 31) \
889 and t["T_COMMAND"] == [id for id in world_db["ThingActions"]
890 if world_db["ThingActions"][id]["TA_NAME"] ==
892 t["T_LIFEPOINTS"] += 1
893 world_db["GOD_MOOD"] += 1 # #
894 t["T_SATIATION"] -= 32
895 if t == world_db["Things"][0]:
896 strong_write(io_db["file_out"], "LOG You heal.\n")
900 """Decrement t's satiation,dependent on it trigger lifepoint dec chance."""
901 if t["T_SATIATION"] > -32768:
902 t["T_SATIATION"] -= 1
903 testbase = t["T_SATIATION"] if t["T_SATIATION"] >= 0 else -t["T_SATIATION"]
904 if not world_db["ThingTypes"][t["T_TYPE"]]["TT_LIFEPOINTS"]:
905 raise RuntimeError("A thing that should not hunger is hungering.")
906 stomach = int(32767 / world_db["ThingTypes"][t["T_TYPE"]]["TT_LIFEPOINTS"])
907 if int(int(testbase / stomach) / ((rand.next() % stomach) + 1)):
908 if t == world_db["Things"][0]:
909 strong_write(io_db["file_out"], "LOG You suffer from hunger.\n")
910 decrement_lifepoints(t)
913 def get_dir_to_target(t, filter):
914 """Try to set T_COMMAND/T_ARGUMENT for move to "filter"-determined target.
916 The path-wise nearest target is chosen, via the shortest available path.
917 Target must not be t. On succcess, return positive value, else False.
919 "a": Thing in FOV is below a certain distance, animate, but of ThingType
920 that is not t's, and starts out weaker than t is; build path as
921 avoiding things of t's ThingType
922 "f": neighbor cell (not inhabited by any animate Thing) further away from
923 animate Thing not further than x steps away and in FOV and of a
924 ThingType that is not t's, and starts out stronger or as strong as t
925 is currently; or (cornered), if no such flight cell, but Thing of
926 above criteria is too near,1 a cell closer to it, or, if less near,
928 "c": Thing in memorized map is consumable
929 "s": memory map cell with greatest-reachable degree of unexploredness
932 def zero_score_map_where_char_on_memdepthmap(c):
933 # OUTSOURCED FOR PERFORMANCE REASONS TO libplomrogue.so:
934 # for i in [i for i in range(world_db["MAP_LENGTH"] ** 2)
935 # if t["T_MEMDEPTHMAP"][i] == mem_depth_c[0]]:
936 # set_map_score(i, 0)
937 map = c_pointer_to_bytearray(t["T_MEMDEPTHMAP"])
938 if libpr.zero_score_map_where_char_on_memdepthmap(c, map):
939 raise RuntimeError("No score map allocated for "
940 "zero_score_map_where_char_on_memdepthmap().")
942 def set_map_score(pos, score):
943 test = libpr.set_map_score(pos, score)
945 raise RuntimeError("No score map allocated for set_map_score().")
947 def get_map_score(pos):
948 result = libpr.get_map_score(pos)
950 raise RuntimeError("No score map allocated for get_map_score().")
954 if t["fovmap"] and ("a" == filter or "f" == filter):
955 for id in world_db["Things"]:
956 Thing = world_db["Things"][id]
957 if Thing != t and Thing["T_LIFEPOINTS"] and \
958 t["T_TYPE"] != Thing["T_TYPE"] and \
959 'v' == chr(t["fovmap"][(Thing["T_POSY"]
960 * world_db["MAP_LENGTH"])
962 ThingType = world_db["ThingTypes"][Thing["T_TYPE"]]
963 if ("f" == filter and ThingType["TT_LIFEPOINTS"] >=
965 or ("a" == filter and ThingType["TT_LIFEPOINTS"] <
968 elif t["T_MEMMAP"] and "c" == filter:
969 for mt in t["T_MEMTHING"]:
970 if ' ' != chr(t["T_MEMMAP"][(mt[1] * world_db["MAP_LENGTH"])
972 and world_db["ThingTypes"][mt[0]]["TT_CONSUMABLE"]:
976 def set_cells_passable_on_memmap_to_65534_on_scoremap():
977 # OUTSOURCED FOR PERFORMANCE REASONS TO libplomrogue.so:
979 # memmap = t["T_MEMMAP"]
980 # for i in [i for i in range(world_db["MAP_LENGTH"] ** 2)
981 # if ord_dot == memmap[i]]:
982 # set_map_score(i, 65534) # i.e. 65535-1
983 map = c_pointer_to_bytearray(t["T_MEMMAP"])
984 if libpr.set_cells_passable_on_memmap_to_65534_on_scoremap(map):
985 raise RuntimeError("No score map allocated for "
986 "set_cells_passable_on_memmap_to_65534_on_scoremap().")
988 def init_score_map():
989 test = libpr.init_score_map()
991 raise RuntimeError("Malloc error in init_score_map().")
994 set_cells_passable_on_memmap_to_65534_on_scoremap()
996 for id in world_db["Things"]:
997 Thing = world_db["Things"][id]
998 pos = Thing["T_POSY"] * world_db["MAP_LENGTH"] \
1000 if t != Thing and Thing["T_LIFEPOINTS"] and \
1001 t["T_TYPE"] != Thing["T_TYPE"] and \
1002 ord_v == t["fovmap"][pos] and \
1003 t["T_LIFEPOINTS"] > \
1004 world_db["ThingTypes"][Thing["T_TYPE"]]["TT_LIFEPOINTS"]:
1005 set_map_score(pos, 0)
1006 elif t["T_TYPE"] == Thing["T_TYPE"]:
1007 set_map_score(pos, 65535)
1009 for id in [id for id in world_db["Things"]
1010 if world_db["Things"][id]["T_LIFEPOINTS"]]:
1011 Thing = world_db["Things"][id]
1012 pos = Thing["T_POSY"] * world_db["MAP_LENGTH"] \
1014 if t["T_TYPE"] != Thing["T_TYPE"] and \
1015 ord_v == t["fovmap"][pos] and \
1016 t["T_LIFEPOINTS"] <= \
1017 world_db["ThingTypes"][Thing["T_TYPE"]]["TT_LIFEPOINTS"]:
1018 set_map_score(pos, 0)
1020 for mt in [mt for mt in t["T_MEMTHING"]
1021 if ord_blank != t["T_MEMMAP"][mt[1]
1022 * world_db["MAP_LENGTH"]
1024 if world_db["ThingTypes"][mt[0]]["TT_CONSUMABLE"]]:
1025 set_map_score(mt[1] * world_db["MAP_LENGTH"] + mt[2], 0)
1027 zero_score_map_where_char_on_memdepthmap(mem_depth_c[0])
1029 def rand_target_dir(neighbors, cmp, dirs):
1032 for i in range(len(dirs)):
1033 if cmp == neighbors[i]:
1034 candidates.append(dirs[i])
1036 return candidates[rand.next() % n_candidates] if n_candidates else 0
1038 def get_neighbor_scores(dirs, eye_pos):
1040 if libpr.ready_neighbor_scores(eye_pos):
1041 raise RuntimeError("No score map allocated for " +
1042 "ready_neighbor_scores.()")
1043 for i in range(len(dirs)):
1044 scores.append(libpr.get_neighbor_score(i))
1047 def get_dir_from_neighbors():
1048 dir_to_target = False
1050 eye_pos = t["T_POSY"] * world_db["MAP_LENGTH"] + t["T_POSX"]
1051 neighbors = get_neighbor_scores(dirs, eye_pos)
1053 inhabited = [world_db["Things"][id]["T_POSY"]
1054 * world_db["MAP_LENGTH"]
1055 + world_db["Things"][id]["T_POSX"]
1056 for id in world_db["Things"]
1057 if world_db["Things"][id]["T_LIFEPOINTS"]]
1058 for i in range(len(dirs)):
1059 mv_yx_in_dir_legal(dirs[i], t["T_POSY"], t["T_POSX"])
1060 pos_cmp = libpr.result_y() * world_db["MAP_LENGTH"] \
1062 for pos in [pos for pos in inhabited if pos == pos_cmp]:
1063 neighbors[i] = 65535
1065 minmax_start = 0 if "f" == filter else 65535 - 1
1066 minmax_neighbor = minmax_start
1067 for i in range(len(dirs)):
1068 if ("f" == filter and get_map_score(eye_pos) < neighbors[i] and
1069 minmax_neighbor < neighbors[i] and 65535 != neighbors[i]) \
1070 or ("f" != filter and minmax_neighbor > neighbors[i]):
1071 minmax_neighbor = neighbors[i]
1072 if minmax_neighbor != minmax_start:
1073 dir_to_target = rand_target_dir(neighbors, minmax_neighbor, dirs)
1075 if not dir_to_target:
1076 if 1 == get_map_score(eye_pos):
1077 dir_to_target = rand_target_dir(neighbors, 0, dirs)
1078 elif 3 >= get_map_score(eye_pos):
1079 t["T_COMMAND"] = [id for id in world_db["ThingActions"]
1081 world_db["ThingActions"][id]["TA_NAME"]
1084 elif dir_to_target and 3 < get_map_score(eye_pos):
1086 elif "a" == filter and 10 <= get_map_score(eye_pos):
1088 return dir_to_target
1090 dir_to_target = False
1092 run_i = 9 + 1 if "s" == filter else 1
1093 while run_i and not dir_to_target and ("s" == filter or seeing_thing()):
1096 mem_depth_c = b'9' if b' ' == mem_depth_c \
1097 else bytes([mem_depth_c[0] - 1])
1098 if libpr.dijkstra_map():
1099 raise RuntimeError("No score map allocated for dijkstra_map().")
1100 dir_to_target = get_dir_from_neighbors()
1101 libpr.free_score_map()
1102 if dir_to_target and str == type(dir_to_target):
1103 t["T_COMMAND"] = [id for id in world_db["ThingActions"]
1104 if world_db["ThingActions"][id]["TA_NAME"]
1106 t["T_ARGUMENT"] = ord(dir_to_target)
1107 return dir_to_target
1110 def standing_on_consumable(t):
1111 """Return True/False whether t is standing on a consumable."""
1112 for id in [id for id in world_db["Things"] if world_db["Things"][id] != t
1113 if world_db["Things"][id]["T_POSY"] == t["T_POSY"]
1114 if world_db["Things"][id]["T_POSX"] == t["T_POSX"]
1115 if world_db["ThingTypes"][world_db["Things"][id]["T_TYPE"]]
1121 def get_inventory_slot_to_consume(t):
1122 """Return slot Id of strongest consumable in t's inventory, else -1."""
1123 cmp_consumability = 0
1126 for id in t["T_CARRIES"]:
1127 type = world_db["Things"][id]["T_TYPE"]
1128 if world_db["ThingTypes"][type]["TT_CONSUMABLE"] > cmp_consumability:
1129 cmp_consumability = world_db["ThingTypes"][type]["TT_CONSUMABLE"]
1136 """Determine next command/argment for actor t via AI algorithms.
1138 AI will look for, and move towards, enemies (animate Things not of their
1139 own ThingType); if they see none, they will consume consumables in their
1140 inventory; if there are none, they will pick up what they stand on if they
1141 stand on consumables; if they stand on none, they will move towards the
1142 next consumable they see or remember on the map; if they see or remember
1143 none, they will explore parts of the map unseen since ever or for at least
1144 one turn; if there is nothing to explore, they will simply wait.
1146 # 7DRL add: Don't pick up or search things when inventory is full.
1147 t["T_COMMAND"] = [id for id in world_db["ThingActions"]
1148 if world_db["ThingActions"][id]["TA_NAME"] == "wait"][0]
1149 if not get_dir_to_target(t, "f"):
1150 sel = get_inventory_slot_to_consume(t)
1152 t["T_COMMAND"] = [id for id in world_db["ThingActions"]
1153 if world_db["ThingActions"][id]["TA_NAME"]
1155 t["T_ARGUMENT"] = sel
1156 elif standing_on_consumable(t) \
1157 and (len(t["T_CARRIES"]) < # #
1158 world_db["ThingTypes"][t["T_TYPE"]]["TT_STORAGE"]): # #
1159 t["T_COMMAND"] = [id for id in world_db["ThingActions"]
1160 if world_db["ThingActions"][id]["TA_NAME"]
1163 (len(t["T_CARRIES"]) < # #
1164 world_db["ThingTypes"][t["T_TYPE"]]["TT_STORAGE"] # #
1165 and get_dir_to_target(t, "c"))) and \
1166 (not get_dir_to_target(t, "a")):
1167 get_dir_to_target(t, "s")
1171 """Run game world and its inhabitants until new player input expected."""
1173 whilebreaker = False
1174 while world_db["Things"][0]["T_LIFEPOINTS"]:
1175 proliferable_map = world_db["MAP"][:]
1176 for id in [id for id in world_db["Things"]
1177 if not world_db["Things"][id]["carried"]]:
1178 y = world_db["Things"][id]["T_POSY"]
1179 x = world_db["Things"][id]["T_POSX"]
1180 proliferable_map[y * world_db["MAP_LENGTH"] + x] = ord('X')
1181 for id in [id for id in world_db["Things"]]: # Only what's from start!
1182 if not id in world_db["Things"] or \
1183 world_db["Things"][id]["carried"]: # May have been consumed or
1184 continue # picked up during turn …
1185 Thing = world_db["Things"][id]
1186 if Thing["T_LIFEPOINTS"]:
1187 if not Thing["T_COMMAND"]:
1188 update_map_memory(Thing)
1195 if Thing["T_LIFEPOINTS"]:
1196 Thing["T_PROGRESS"] += 1
1197 taid = [a for a in world_db["ThingActions"]
1198 if a == Thing["T_COMMAND"]][0]
1199 ThingAction = world_db["ThingActions"][taid]
1200 if Thing["T_PROGRESS"] == ThingAction["TA_EFFORT"]:
1201 eval("actor_" + ThingAction["TA_NAME"])(Thing)
1202 Thing["T_COMMAND"] = 0
1203 Thing["T_PROGRESS"] = 0
1204 thingproliferation(Thing, proliferable_map)
1207 world_db["TURN"] += 1
1210 def new_Thing(type, pos=(0, 0)):
1211 """Return Thing of type T_TYPE, with fovmap if alive and world active."""
1213 "T_LIFEPOINTS": world_db["ThingTypes"][type]["TT_LIFEPOINTS"],
1218 "T_PLAYERDROP": 0, # #
1226 "T_MEMDEPTHMAP": False,
1229 if world_db["WORLD_ACTIVE"] and thing["T_LIFEPOINTS"]:
1230 build_fov_map(thing)
1234 def id_setter(id, category, id_store=False, start_at_1=False):
1235 """Set ID of object of category to manipulate ID unused? Create new one.
1237 The ID is stored as id_store.id (if id_store is set). If the integer of the
1238 input is valid (if start_at_1, >= 0, else >= -1), but <0 or (if start_at_1)
1239 <1, calculate new ID: lowest unused ID >=0 or (if start_at_1) >= 1. None is
1240 always returned when no new object is created, otherwise the new object's
1243 min = 0 if start_at_1 else -1
1245 id = integer_test(id, min)
1247 if id in world_db[category]:
1252 if (start_at_1 and 0 == id) \
1253 or ((not start_at_1) and (id < 0)):
1254 id = 0 if start_at_1 else -1
1257 if id not in world_db[category]:
1265 """Send PONG line to server output file."""
1266 strong_write(io_db["file_out"], "PONG\n")
1270 """Abort server process."""
1271 if None == opts.replay:
1272 if world_db["WORLD_ACTIVE"]:
1274 atomic_write(io_db["path_record"], io_db["record_chunk"], do_append=True)
1275 raise SystemExit("received QUIT command")
1278 def command_thingshere(str_y, str_x):
1279 """Write to out file list of Things known to player at coordinate y, x."""
1280 if world_db["WORLD_ACTIVE"]:
1281 y = integer_test(str_y, 0, 255)
1282 x = integer_test(str_x, 0, 255)
1283 length = world_db["MAP_LENGTH"]
1284 if None != y and None != x and y < length and x < length:
1285 pos = (y * world_db["MAP_LENGTH"]) + x
1286 strong_write(io_db["file_out"], "THINGS_HERE START\n")
1287 if "v" == chr(world_db["Things"][0]["fovmap"][pos]):
1288 for id in world_db["Things"]:
1289 if y == world_db["Things"][id]["T_POSY"] \
1290 and x == world_db["Things"][id]["T_POSX"] \
1291 and not world_db["Things"][id]["carried"]:
1292 type = world_db["Things"][id]["T_TYPE"]
1293 name = world_db["ThingTypes"][type]["TT_NAME"]
1294 strong_write(io_db["file_out"], name + "\n")
1296 for mt in world_db["Things"][0]["T_MEMTHING"]:
1297 if y == mt[1] and x == mt[2]:
1298 name = world_db["ThingTypes"][mt[0]]["TT_NAME"]
1299 strong_write(io_db["file_out"], name + "\n")
1300 strong_write(io_db["file_out"], "THINGS_HERE END\n")
1302 print("Ignoring: Invalid map coordinates.")
1304 print("Ignoring: Command only works on existing worlds.")
1307 def play_commander(action, args=False):
1308 """Setter for player's T_COMMAND and T_ARGUMENT, then calling turn_over().
1310 T_ARGUMENT is set to direction char if action=="wait",or 8-bit int if args.
1314 id = [x for x in world_db["ThingActions"]
1315 if world_db["ThingActions"][x]["TA_NAME"] == action][0]
1316 world_db["Things"][0]["T_COMMAND"] = id
1319 def set_command_and_argument_int(str_arg):
1320 val = integer_test(str_arg, 0, 255)
1322 world_db["Things"][0]["T_ARGUMENT"] = val
1325 def set_command_and_argument_movestring(str_arg):
1326 if str_arg in directions_db:
1327 world_db["Things"][0]["T_ARGUMENT"] = ord(directions_db[str_arg])
1330 print("Ignoring: Argument must be valid direction string.")
1332 if action == "move":
1333 return set_command_and_argument_movestring
1335 return set_command_and_argument_int
1340 def command_seedrandomness(seed_string):
1341 """Set rand seed to int(seed_string)."""
1342 val = integer_test(seed_string, 0, 4294967295)
1347 def command_makeworld(seed_string):
1348 """(Re-)build game world, i.e. map, things, to a new turn 1 from seed.
1350 Seed rand with seed. Do more only with a "wait" ThingAction and
1351 world["PLAYER_TYPE"] matching ThingType of TT_START_NUMBER > 0. Then,
1352 world_db["Things"] emptied, call make_map() and set
1353 world_db["WORLD_ACTIVE"], world_db["TURN"] to 1. Build new Things
1354 according to ThingTypes' TT_START_NUMBERS, with Thing of ID 0 to ThingType
1355 of ID = world["PLAYER_TYPE"]. Place Things randomly, and actors not on each
1356 other. Init player's memory map. Write "NEW_WORLD" line to out file.
1360 # def free_pos(plant=False):
1361 def free_pos(plant=False): # #
1364 err = "Space to put thing on too hard to find. Map too small?"
1366 y = rand.next() % world_db["MAP_LENGTH"]
1367 x = rand.next() % world_db["MAP_LENGTH"]
1368 pos = y * world_db["MAP_LENGTH"] + x;
1370 and "." == chr(world_db["MAP"][pos])) \
1371 or ":" == chr(world_db["MAP"][pos]): # #
1375 raise SystemExit(err)
1376 # Replica of C code, wrongly ignores animatedness of new Thing.
1377 pos_clear = (0 == len([id for id in world_db["Things"]
1378 if world_db["Things"][id]["T_LIFEPOINTS"]
1379 if world_db["Things"][id]["T_POSY"] == y
1380 if world_db["Things"][id]["T_POSX"] == x]))
1385 val = integer_test(seed_string, 0, 4294967295)
1389 player_will_be_generated = False
1390 playertype = world_db["PLAYER_TYPE"]
1391 for ThingType in world_db["ThingTypes"]:
1392 if playertype == ThingType:
1393 if 0 < world_db["ThingTypes"][ThingType]["TT_START_NUMBER"]:
1394 player_will_be_generated = True
1396 if not player_will_be_generated:
1397 print("Ignoring: No player type with start number >0 defined.")
1400 for ThingAction in world_db["ThingActions"]:
1401 if "wait" == world_db["ThingActions"][ThingAction]["TA_NAME"]:
1404 print("Ignoring: No thing action with name 'wait' defined.")
1406 if not world_db["SLIPPERS"] in world_db["ThingTypes"]: # #
1407 print("Ignoring: No valid SLIPPERS set.") # #
1409 world_db["Things"] = {}
1411 world_db["WORLD_ACTIVE"] = 1
1412 world_db["TURN"] = 1
1413 for i in range(world_db["ThingTypes"][playertype]["TT_START_NUMBER"]):
1414 id = id_setter(-1, "Things")
1415 world_db["Things"][id] = new_Thing(playertype, free_pos())
1416 if not world_db["Things"][0]["fovmap"]:
1417 empty_fovmap = bytearray(b" " * world_db["MAP_LENGTH"] ** 2)
1418 world_db["Things"][0]["fovmap"] = empty_fovmap
1419 update_map_memory(world_db["Things"][0])
1420 for type in world_db["ThingTypes"]:
1421 for i in range(world_db["ThingTypes"][type]["TT_START_NUMBER"]):
1422 if type != playertype:
1423 id = id_setter(-1, "Things")
1424 plantness = world_db["ThingTypes"][type]["TT_PROLIFERATE"] # #
1425 world_db["Things"][id] = new_Thing(type, free_pos(plantness))
1426 strong_write(io_db["file_out"], "NEW_WORLD\n")
1430 def command_maplength(maplength_string):
1431 """Redefine map length. Invalidate map, therefore lose all things on it."""
1432 val = integer_test(maplength_string, 1, 256)
1434 world_db["MAP_LENGTH"] = val
1435 world_db["MAP"] = False
1436 set_world_inactive()
1437 world_db["Things"] = {}
1438 libpr.set_maplength(val)
1441 def command_worldactive(worldactive_string):
1442 """Toggle world_db["WORLD_ACTIVE"] if possible.
1444 An active world can always be set inactive. An inactive world can only be
1445 set active with a "wait" ThingAction, and a player Thing (of ID 0), and a
1446 map. On activation, rebuild all Things' FOVs, and the player's map memory.
1447 Also call log_help().
1449 # 7DRL: altar must be on map, and (valid) SLIPPERS must be set for world
1451 val = integer_test(worldactive_string, 0, 1)
1453 if 0 != world_db["WORLD_ACTIVE"]:
1455 set_world_inactive()
1457 print("World already active.")
1458 elif 0 == world_db["WORLD_ACTIVE"]:
1460 for ThingAction in world_db["ThingActions"]:
1461 if "wait" == world_db["ThingActions"][ThingAction]["TA_NAME"]:
1464 player_exists = False
1465 for Thing in world_db["Things"]:
1467 player_exists = True
1469 valid_slippers = world_db["SLIPPERS"] in world_db["ThingTypes"] # #
1470 altar_found = False # #
1471 if world_db["MAP"]: # #
1472 pos = world_db["MAP"].find(b'_') # #
1474 y = int(pos / world_db["MAP_LENGTH"]) # #
1475 x = pos % world_db["MAP_LENGTH"] # #
1476 world_db["altar"] = (y, x) # #
1477 altar_found = True # #
1478 if wait_exists and player_exists and world_db["MAP"] \
1479 and altar_found and valid_slippers: # #
1480 for id in world_db["Things"]:
1481 if world_db["Things"][id]["T_LIFEPOINTS"]:
1482 build_fov_map(world_db["Things"][id])
1484 update_map_memory(world_db["Things"][id], False)
1485 if not world_db["Things"][0]["T_LIFEPOINTS"]:
1486 empty_fovmap = bytearray(b" " * world_db["MAP_LENGTH"] ** 2)
1487 world_db["Things"][0]["fovmap"] = empty_fovmap
1488 world_db["WORLD_ACTIVE"] = 1
1491 print("Ignoring: Not all conditions for world activation met.")
1494 def command_slippers(str_int): # #
1495 """Set SLIPPERS, but deactivate world if not in ThingTypes."""
1496 val = integer_test(str_int, 0)
1498 world_db["SLIPPERS"] = val
1499 if world_db["WORLD_ACTIVE"] and \
1500 world_db["SLIPPERS"] not in world_db["ThingTypes"]:
1501 world_db["WORLD_ACTIVE"] = 0
1502 print("SLIPPERS matches no known ThingTypes, deactivating world.")
1505 def test_for_id_maker(object, category):
1506 """Return decorator testing for object having "id" attribute."""
1509 if hasattr(object, "id"):
1512 print("Ignoring: No " + category +
1513 " defined to manipulate yet.")
1518 def command_tid(id_string):
1519 """Set ID of Thing to manipulate. ID unused? Create new one.
1521 Default new Thing's type to the first available ThingType, others: zero.
1523 id = id_setter(id_string, "Things", command_tid)
1525 if world_db["ThingTypes"] == {}:
1526 print("Ignoring: No ThingType to settle new Thing in.")
1528 type = list(world_db["ThingTypes"].keys())[0]
1529 world_db["Things"][id] = new_Thing(type)
1532 test_Thing_id = test_for_id_maker(command_tid, "Thing")
1536 def command_tcommand(str_int):
1537 """Set T_COMMAND of selected Thing."""
1538 val = integer_test(str_int, 0)
1540 if 0 == val or val in world_db["ThingActions"]:
1541 world_db["Things"][command_tid.id]["T_COMMAND"] = val
1543 print("Ignoring: ThingAction ID belongs to no known ThingAction.")
1547 def command_ttype(str_int):
1548 """Set T_TYPE of selected Thing."""
1549 val = integer_test(str_int, 0)
1551 if val in world_db["ThingTypes"]:
1552 world_db["Things"][command_tid.id]["T_TYPE"] = val
1554 print("Ignoring: ThingType ID belongs to no known ThingType.")
1558 def command_tcarries(str_int):
1559 """Append int(str_int) to T_CARRIES of selected Thing.
1561 The ID int(str_int) must not be of the selected Thing, and must belong to a
1562 Thing with unset "carried" flag. Its "carried" flag will be set on owning.
1564 val = integer_test(str_int, 0)
1566 if val == command_tid.id:
1567 print("Ignoring: Thing cannot carry itself.")
1568 elif val in world_db["Things"] \
1569 and not world_db["Things"][val]["carried"]:
1570 world_db["Things"][command_tid.id]["T_CARRIES"].append(val)
1571 world_db["Things"][val]["carried"] = True
1573 print("Ignoring: Thing not available for carrying.")
1574 # Note that the whole carrying structure is different from the C version:
1575 # Carried-ness is marked by a "carried" flag, not by Things containing
1576 # Things internally.
1580 def command_tmemthing(str_t, str_y, str_x):
1581 """Add (int(str_t), int(str_y), int(str_x)) to selected Thing's T_MEMTHING.
1583 The type must fit to an existing ThingType, and the position into the map.
1585 type = integer_test(str_t, 0)
1586 posy = integer_test(str_y, 0, 255)
1587 posx = integer_test(str_x, 0, 255)
1588 if None != type and None != posy and None != posx:
1589 if type not in world_db["ThingTypes"] \
1590 or posy >= world_db["MAP_LENGTH"] or posx >= world_db["MAP_LENGTH"]:
1591 print("Ignoring: Illegal value for thing type or position.")
1593 memthing = (type, posy, posx)
1594 world_db["Things"][command_tid.id]["T_MEMTHING"].append(memthing)
1597 def setter_map(maptype):
1598 """Set (world or Thing's) map of maptype's int(str_int)-th line to mapline.
1600 If no map of maptype exists yet, initialize it with ' ' bytes first.
1603 def valid_map_line(str_int, mapline):
1604 val = integer_test(str_int, 0, 255)
1606 if val >= world_db["MAP_LENGTH"]:
1607 print("Illegal value for map line number.")
1608 elif len(mapline) != world_db["MAP_LENGTH"]:
1609 print("Map line length is unequal map width.")
1614 def nonThingMap_helper(str_int, mapline):
1615 val = valid_map_line(str_int, mapline)
1617 length = world_db["MAP_LENGTH"]
1618 if not world_db["MAP"]:
1619 map = bytearray(b' ' * (length ** 2))
1621 map = world_db["MAP"]
1622 map[val * length:(val * length) + length] = mapline.encode()
1623 if not world_db["MAP"]:
1624 world_db["MAP"] = map
1627 def ThingMap_helper(str_int, mapline):
1628 val = valid_map_line(str_int, mapline)
1630 length = world_db["MAP_LENGTH"]
1631 if not world_db["Things"][command_tid.id][maptype]:
1632 map = bytearray(b' ' * (length ** 2))
1634 map = world_db["Things"][command_tid.id][maptype]
1635 map[val * length:(val * length) + length] = mapline.encode()
1636 if not world_db["Things"][command_tid.id][maptype]:
1637 world_db["Things"][command_tid.id][maptype] = map
1639 return nonThingMap_helper if maptype == "MAP" else ThingMap_helper
1642 def setter_tpos(axis):
1643 """Generate setter for T_POSX or T_POSY of selected Thing.
1645 If world is active, rebuilds animate things' fovmap, player's memory map.
1648 def helper(str_int):
1649 val = integer_test(str_int, 0, 255)
1651 if val < world_db["MAP_LENGTH"]:
1652 world_db["Things"][command_tid.id]["T_POS" + axis] = val
1653 if world_db["WORLD_ACTIVE"] \
1654 and world_db["Things"][command_tid.id]["T_LIFEPOINTS"]:
1655 build_fov_map(world_db["Things"][command_tid.id])
1656 if 0 == command_tid.id:
1657 update_map_memory(world_db["Things"][command_tid.id])
1659 print("Ignoring: Position is outside of map.")
1663 def command_ttid(id_string):
1664 """Set ID of ThingType to manipulate. ID unused? Create new one.
1666 Default new ThingType's TT_SYMBOL to "?", TT_CORPSE_ID to self, others: 0.
1668 id = id_setter(id_string, "ThingTypes", command_ttid)
1670 world_db["ThingTypes"][id] = {
1671 "TT_NAME": "(none)",
1674 "TT_PROLIFERATE": 0,
1675 "TT_START_NUMBER": 0,
1676 "TT_STORAGE": 0, # #
1682 test_ThingType_id = test_for_id_maker(command_ttid, "ThingType")
1686 def command_ttname(name):
1687 """Set TT_NAME of selected ThingType."""
1688 world_db["ThingTypes"][command_ttid.id]["TT_NAME"] = name
1692 def command_ttsymbol(char):
1693 """Set TT_SYMBOL of selected ThingType. """
1695 world_db["ThingTypes"][command_ttid.id]["TT_SYMBOL"] = char
1697 print("Ignoring: Argument must be single character.")
1701 def command_ttcorpseid(str_int):
1702 """Set TT_CORPSE_ID of selected ThingType."""
1703 val = integer_test(str_int, 0)
1705 if val in world_db["ThingTypes"]:
1706 world_db["ThingTypes"][command_ttid.id]["TT_CORPSE_ID"] = val
1708 print("Ignoring: Corpse ID belongs to no known ThignType.")
1711 def command_taid(id_string):
1712 """Set ID of ThingAction to manipulate. ID unused? Create new one.
1714 Default new ThingAction's TA_EFFORT to 1, its TA_NAME to "wait".
1716 id = id_setter(id_string, "ThingActions", command_taid, True)
1718 world_db["ThingActions"][id] = {
1724 test_ThingAction_id = test_for_id_maker(command_taid, "ThingAction")
1727 @test_ThingAction_id
1728 def command_taname(name):
1729 """Set TA_NAME of selected ThingAction.
1731 The name must match a valid thing action function. If after the name
1732 setting no ThingAction with name "wait" remains, call set_world_inactive().
1734 if name == "wait" or name == "move" or name == "use" or name == "drop" \
1735 or name == "pick_up":
1736 world_db["ThingActions"][command_taid.id]["TA_NAME"] = name
1737 if 1 == world_db["WORLD_ACTIVE"]:
1738 wait_defined = False
1739 for id in world_db["ThingActions"]:
1740 if "wait" == world_db["ThingActions"][id]["TA_NAME"]:
1743 if not wait_defined:
1744 set_world_inactive()
1746 print("Ignoring: Invalid action name.")
1747 # In contrast to the original,naming won't map a function to a ThingAction.
1751 """Call ai() on player Thing, then turn_over()."""
1752 ai(world_db["Things"][0])
1756 """Commands database.
1758 Map command start tokens to ([0]) number of expected command arguments, ([1])
1759 the command's meta-ness (i.e. is it to be written to the record file, is it to
1760 be ignored in replay mode if read from server input file), and ([2]) a function
1764 "QUIT": (0, True, command_quit),
1765 "PING": (0, True, command_ping),
1766 "THINGS_HERE": (2, True, command_thingshere),
1767 "MAKE_WORLD": (1, False, command_makeworld),
1768 "SEED_RANDOMNESS": (1, False, command_seedrandomness),
1769 "TURN": (1, False, setter(None, "TURN", 0, 65535)),
1770 "GOD_MOOD": (1, False, setter(None, "GOD_MOOD", -32768, 32767)), # #
1771 "GOD_FAVOR": (1, False, setter(None, "GOD_FAVOR", -32768, 32767)), # #
1772 "PLAYER_TYPE": (1, False, setter(None, "PLAYER_TYPE", 0)),
1773 "MAP_LENGTH": (1, False, command_maplength),
1774 "WORLD_ACTIVE": (1, False, command_worldactive),
1775 "MAP": (2, False, setter_map("MAP")),
1776 "GAME_WON": (1, False, setter(None, "GAME_WON", 0, 1)), # #
1777 "SLIPPERS": (1, False, command_slippers), # #
1778 "TA_ID": (1, False, command_taid),
1779 "TA_EFFORT": (1, False, setter("ThingAction", "TA_EFFORT", 0, 255)),
1780 "TA_NAME": (1, False, command_taname),
1781 "TT_ID": (1, False, command_ttid),
1782 "TT_NAME": (1, False, command_ttname),
1783 "TT_SYMBOL": (1, False, command_ttsymbol),
1784 "TT_CORPSE_ID": (1, False, command_ttcorpseid),
1785 "TT_CONSUMABLE": (1, False, setter("ThingType", "TT_CONSUMABLE",
1787 "TT_START_NUMBER": (1, False, setter("ThingType", "TT_START_NUMBER",
1789 "TT_PROLIFERATE": (1, False, setter("ThingType", "TT_PROLIFERATE",
1791 "TT_LIFEPOINTS": (1, False, setter("ThingType", "TT_LIFEPOINTS", 0, 255)),
1792 "TT_STORAGE": (1, False, setter("ThingType", "TT_STORAGE", 0, 255)), # #
1793 "T_ID": (1, False, command_tid),
1794 "T_ARGUMENT": (1, False, setter("Thing", "T_ARGUMENT", 0, 255)),
1795 "T_PROGRESS": (1, False, setter("Thing", "T_PROGRESS", 0, 255)),
1796 "T_LIFEPOINTS": (1, False, setter("Thing", "T_LIFEPOINTS", 0, 255)),
1797 "T_SATIATION": (1, False, setter("Thing", "T_SATIATION", -32768, 32767)),
1798 "T_COMMAND": (1, False, command_tcommand),
1799 "T_TYPE": (1, False, command_ttype),
1800 "T_CARRIES": (1, False, command_tcarries),
1801 "T_MEMMAP": (2, False, setter_map("T_MEMMAP")),
1802 "T_MEMDEPTHMAP": (2, False, setter_map("T_MEMDEPTHMAP")),
1803 "T_MEMTHING": (3, False, command_tmemthing),
1804 "T_POSY": (1, False, setter_tpos("Y")),
1805 "T_POSX": (1, False, setter_tpos("X")),
1806 "T_PLAYERDROP": (1, False, setter("Thing", "T_PLAYERDROP", 0, 1)), # #
1807 "wait": (0, False, play_commander("wait")),
1808 "move": (1, False, play_commander("move")),
1809 "pick_up": (0, False, play_commander("pick_up")),
1810 "drop": (1, False, play_commander("drop", True)),
1811 "use": (1, False, play_commander("use", True)),
1812 "ai": (0, False, command_ai)
1814 # TODO: Unhandled cases: (Un-)killing animates (esp. player!) with T_LIFEPOINTS.
1817 """World state database. With sane default values. (Randomness is in rand.)"""
1833 """Mapping of direction names to internal direction chars."""
1834 directions_db = {"east": "d", "south-east": "c", "south-west": "x",
1835 "west": "s", "north-west": "w", "north-east": "e"}
1837 """File IO database."""
1839 "path_save": "save",
1840 "path_record": "record_save",
1841 "path_worldconf": "confserver/world",
1842 "path_server": "server/",
1843 "path_in": "server/in",
1844 "path_out": "server/out",
1845 "path_worldstate": "server/worldstate",
1846 "tmp_suffix": "_tmp",
1847 "kicked_by_rival": False,
1848 "worldstate_updateable": False
1853 libpr = prep_library()
1854 rand = RandomnessIO()
1855 opts = parse_command_line_arguments()
1857 io_db["path_save"] = opts.savefile
1858 io_db["path_record"] = "record_" + opts.savefile
1861 io_db["verbose"] = True
1862 if None != opts.replay:
1866 except SystemExit as exit:
1867 print("ABORTING: " + exit.args[0])
1869 print("SOMETHING WENT WRONG IN UNEXPECTED WAYS")