+ def zero_score_map_where_char_on_memdepthmap(c):
+ maptype = ctypes.c_char * len(t["T_MEMDEPTHMAP"])
+ map = maptype.from_buffer(t["T_MEMDEPTHMAP"])
+ test = libpr.zero_score_map_where_char_on_memdepthmap(c, map)
+ if test:
+ raise RuntimeError("No score map allocated for "
+ "zero_score_map_where_char_on_memdepthmap().")
+
+ def set_map_score(pos, score):
+ test = libpr.set_map_score(pos, score)
+ if test:
+ raise RuntimeError("No score map allocated for set_map_score().")
+
+ def get_map_score(pos):
+ result = libpr.get_map_score(pos)
+ if result < 0:
+ raise RuntimeError("No score map allocated for get_map_score().")
+ return result
+
+ def seeing_thing():
+ if t["fovmap"] and ("a" == filter or "f" == filter):
+ for id in world_db["Things"]:
+ Thing = world_db["Things"][id]
+ if Thing != t and Thing["T_LIFEPOINTS"] and \
+ t["T_TYPE"] != Thing["T_TYPE"] and \
+ 'v' == chr(t["fovmap"][(Thing["T_POSY"]
+ * world_db["MAP_LENGTH"])
+ + Thing["T_POSX"]]):
+ ThingType = world_db["ThingTypes"][Thing["T_TYPE"]]
+ if ("f" == filter and ThingType["TT_LIFEPOINTS"] >=
+ t["T_LIFEPOINTS"]) \
+ or ("a" == filter and ThingType["TT_LIFEPOINTS"] <
+ t["T_LIFEPOINTS"]):
+ return True
+ elif t["T_MEMMAP"] and "c" == filter:
+ for mt in t["T_MEMTHING"]:
+ if ' ' != chr(t["T_MEMMAP"][(mt[1] * world_db["MAP_LENGTH"])
+ + mt[2]]) \
+ and world_db["ThingTypes"][mt[0]]["TT_CONSUMABLE"]:
+ return True
+ return False
+
+ def init_score_map():
+ test = libpr.init_score_map()
+ if test:
+ raise RuntimeError("Malloc error in init_score_map().")
+ ord_dot = ord(".")
+ ord_v = ord("v")
+ ord_blank = ord(" ")
+ for i in [i for i in range(world_db["MAP_LENGTH"] ** 2)
+ if ord_dot == t["T_MEMMAP"][i]]:
+ set_map_score(i, 65535 - 1)
+ if "a" == filter:
+ for id in world_db["Things"]:
+ Thing = world_db["Things"][id]
+ pos = Thing["T_POSY"] * world_db["MAP_LENGTH"] \
+ + Thing["T_POSX"]
+ if t != Thing and Thing["T_LIFEPOINTS"] and \
+ t["T_TYPE"] != Thing["T_TYPE"] and \
+ ord_v == t["fovmap"][pos] and \
+ t["T_LIFEPOINTS"] > \
+ world_db["ThingTypes"][Thing["T_TYPE"]]["TT_LIFEPOINTS"]:
+ set_map_score(pos, 0)
+ elif t["T_TYPE"] == Thing["T_TYPE"]:
+ set_map_score(pos, 65535)
+ elif "f" == filter:
+ for id in [id for id in world_db["Things"]
+ if world_db["Things"][id]["T_LIFEPOINTS"]]:
+ Thing = world_db["Things"][id]
+ pos = Thing["T_POSY"] * world_db["MAP_LENGTH"] \
+ + Thing["T_POSX"]
+ if t["T_TYPE"] != Thing["T_TYPE"] and \
+ ord_v == t["fovmap"][pos] and \
+ t["T_LIFEPOINTS"] <= \
+ world_db["ThingTypes"][Thing["T_TYPE"]]["TT_LIFEPOINTS"]:
+ set_map_score(pos, 0)
+ elif "c" == filter:
+ for mt in [mt for mt in t["T_MEMTHING"]
+ if ord_blank != t["T_MEMMAP"][mt[1]
+ * world_db["MAP_LENGTH"]
+ + mt[2]]
+ if world_db["ThingTypes"][mt[0]]["TT_CONSUMABLE"]]:
+ set_map_score(mt[1] * world_db["MAP_LENGTH"] + mt[2], 0)
+ elif "s" == filter:
+ zero_score_map_where_char_on_memdepthmap(mem_depth_c[0])
+
+ def rand_target_dir(neighbors, cmp, dirs):
+ candidates = []
+ n_candidates = 0
+ for i in range(len(dirs)):
+ if cmp == neighbors[i]:
+ candidates.append(dirs[i])
+ n_candidates += 1
+ return candidates[rand.next() % n_candidates] if n_candidates else 0
+
+ def get_neighbor_scores(dirs, eye_pos):
+ scores = []
+ if libpr.ready_neighbor_scores(eye_pos):
+ raise RuntimeError("No score map allocated for " +
+ "ready_neighbor_scores.()")
+ for i in range(len(dirs)):
+ scores.append(libpr.get_neighbor_score(i))
+ return scores
+
+ def get_dir_from_neighbors():
+ dir_to_target = False
+ dirs = "edcxsw"
+ eye_pos = t["T_POSY"] * world_db["MAP_LENGTH"] + t["T_POSX"]
+ neighbors = get_neighbor_scores(dirs, eye_pos)
+ if "f" == filter:
+ inhabited = [world_db["Things"][id]["T_POSY"]
+ * world_db["MAP_LENGTH"]
+ + world_db["Things"][id]["T_POSX"]
+ for id in world_db["Things"]
+ if world_db["Things"][id]["T_LIFEPOINTS"]]
+ for i in range(len(dirs)):
+ mv_yx_in_dir_legal(dirs[i], t["T_POSY"], t["T_POSX"])
+ pos_cmp = libpr.result_y() * world_db["MAP_LENGTH"] \
+ + libpr.result_x()
+ for pos in [pos for pos in inhabited if pos == pos_cmp]:
+ neighbors[i] = 65535
+ break
+ minmax_start = 0 if "f" == filter else 65535 - 1
+ minmax_neighbor = minmax_start
+ for i in range(len(dirs)):
+ if ("f" == filter and get_map_score(eye_pos) < neighbors[i] and
+ minmax_neighbor < neighbors[i] and 65535 != neighbors[i]) \
+ or ("f" != filter and minmax_neighbor > neighbors[i]):
+ minmax_neighbor = neighbors[i]
+ if minmax_neighbor != minmax_start:
+ dir_to_target = rand_target_dir(neighbors, minmax_neighbor, dirs)
+ if "f" == filter:
+ if not dir_to_target:
+ if 1 == get_map_score(eye_pos):
+ dir_to_target = rand_target_dir(neighbors, 0, dirs)
+ elif 3 >= get_map_score(eye_pos):
+ t["T_COMMAND"] = [id for id in world_db["ThingActions"]
+ if
+ world_db["ThingActions"][id]["TA_NAME"]
+ == "wait"][0]
+ return 1
+ elif dir_to_target and 3 < get_map_score(eye_pos):
+ dir_to_target = 0
+ elif "a" == filter and 10 <= get_map_score(eye_pos):
+ dir_to_target = 0
+ return dir_to_target
+
+ dir_to_target = False
+ mem_depth_c = b' '
+ run_i = 9 + 1 if "s" == filter else 1
+ while run_i and not dir_to_target and ("s" == filter or seeing_thing()):
+ run_i -= 1
+ init_score_map()
+ mem_depth_c = b'9' if b' ' == mem_depth_c \
+ else bytes([mem_depth_c[0] - 1])
+ if libpr.dijkstra_map():
+ raise RuntimeError("No score map allocated for dijkstra_map().")
+ dir_to_target = get_dir_from_neighbors()
+ libpr.free_score_map()
+ if dir_to_target and str == type(dir_to_target):
+ t["T_COMMAND"] = [id for id in world_db["ThingActions"]
+ if world_db["ThingActions"][id]["TA_NAME"]
+ == "move"][0]
+ t["T_ARGUMENT"] = ord(dir_to_target)
+ return dir_to_target
+
+
+def standing_on_consumable(t):
+ """Return True/False whether t is standing on a consumable."""
+ for id in [id for id in world_db["Things"] if world_db["Things"][id] != t
+ if world_db["Things"][id]["T_POSY"] == t["T_POSY"]
+ if world_db["Things"][id]["T_POSX"] == t["T_POSX"]
+ if world_db["ThingTypes"][world_db["Things"][id]["T_TYPE"]]
+ ["TT_CONSUMABLE"]]:
+ return True
+ return False
+
+
+def get_inventory_slot_to_consume(t):
+ """Return slot Id of strongest consumable in t's inventory, else -1."""
+ cmp_consumability = 0
+ selection = -1
+ i = 0
+ for id in t["T_CARRIES"]:
+ type = world_db["Things"][id]["T_TYPE"]
+ if world_db["ThingTypes"][type]["TT_CONSUMABLE"] > cmp_consumability:
+ cmp_consumability = world_db["ThingTypes"][type]["TT_CONSUMABLE"]
+ selection = i
+ i += 1
+ return selection
+
+
+def ai(t):
+ """Determine next command/argment for actor t via AI algorithms.
+
+ AI will look for, and move towards, enemies (animate Things not of their
+ own ThingType); if they see none, they will consume consumables in their
+ inventory; if there are none, they will pick up what they stand on if they
+ stand on consumables; if they stand on none, they will move towards the
+ next consumable they see or remember on the map; if they see or remember
+ none, they will explore parts of the map unseen since ever or for at least
+ one turn; if there is nothing to explore, they will simply wait.
+ """
+ t["T_COMMAND"] = [id for id in world_db["ThingActions"]
+ if world_db["ThingActions"][id]["TA_NAME"] == "wait"][0]
+ if not get_dir_to_target(t, "f"):
+ sel = get_inventory_slot_to_consume(t)
+ if -1 != sel:
+ t["T_COMMAND"] = [id for id in world_db["ThingActions"]
+ if world_db["ThingActions"][id]["TA_NAME"]
+ == "use"][0]
+ t["T_ARGUMENT"] = sel
+ elif standing_on_consumable(t):
+ t["T_COMMAND"] = [id for id in world_db["ThingActions"]
+ if world_db["ThingActions"][id]["TA_NAME"]
+ == "pick_up"][0]
+ elif (not get_dir_to_target(t, "c")) and \
+ (not get_dir_to_target(t, "a")):
+ get_dir_to_target(t, "s")
+
+
+def turn_over():
+ """Run game world and its inhabitants until new player input expected."""
+ id = 0
+ whilebreaker = False
+ while world_db["Things"][0]["T_LIFEPOINTS"]:
+ for id in [id for id in world_db["Things"]]: # Only what's from start!
+ if not id in world_db["Things"] or \
+ world_db["Things"][id]["carried"]: # May have been consumed or
+ continue # picked up during turn …
+ Thing = world_db["Things"][id]
+ if Thing["T_LIFEPOINTS"]:
+ if not Thing["T_COMMAND"]:
+ update_map_memory(Thing)
+ if 0 == id:
+ whilebreaker = True
+ break
+ ai(Thing)
+ try_healing(Thing)
+ Thing["T_PROGRESS"] += 1
+ taid = [a for a in world_db["ThingActions"]
+ if a == Thing["T_COMMAND"]][0]
+ ThingAction = world_db["ThingActions"][taid]
+ if Thing["T_PROGRESS"] == ThingAction["TA_EFFORT"]:
+ eval("actor_" + ThingAction["TA_NAME"])(Thing)
+ Thing["T_COMMAND"] = 0
+ Thing["T_PROGRESS"] = 0
+ hunger(Thing)
+ thingproliferation(Thing)
+ if whilebreaker:
+ break
+ world_db["TURN"] += 1
+
+
+def new_Thing(type, pos=(0, 0)):