Files
Grinch-AP/worlds/pokemon_rb/rom.py
Alchav e206c065bf Pokémon Red and Blue: Version 2 (#1282)
Adds Trainersanity option (Each non-scripted trainer has a location check, adding 317 locations)
Adds Randomize Pokedex option. It is required to obtain items from Oak's Aides.
Adds option to add all normal shop items to all normal shops.
Adds DeathLink option.
Adds traps.
Improves Type Chart randomization.
Items can be received during battle.
Stores start inventory in ROM. Only requests remote start inventory if patch is from v1.
Fixes logic bugs.
Various other improvements.
2022-12-08 00:38:34 +01:00

688 lines
37 KiB
Python

import os
import hashlib
import Utils
import bsdiff4
from copy import deepcopy
from Patch import APDeltaPatch
from .text import encode_text
from .rom_addresses import rom_addresses
from .locations import location_data
from .items import item_table
import worlds.pokemon_rb.poke_data as poke_data
def choose_forced_type(chances, random):
n = random.randint(1, 100)
for chance in chances:
if chance[0] >= n:
return chance[1]
return None
def filter_moves(moves, type, random):
ret = []
for move in moves:
if poke_data.moves[move]["type"] == type or type is None:
ret.append(move)
random.shuffle(ret)
return ret
def get_move(moves, chances, random, starting_move=False):
type = choose_forced_type(chances, random)
filtered_moves = filter_moves(moves, type, random)
for move in filtered_moves:
if poke_data.moves[move]["accuracy"] > 80 and poke_data.moves[move]["power"] > 0 or not starting_move:
moves.remove(move)
return move
else:
return get_move(moves, [], random, starting_move)
def get_encounter_slots(self):
encounter_slots = [location for location in location_data if location.type == "Wild Encounter"]
for location in encounter_slots:
if isinstance(location.original_item, list):
location.original_item = location.original_item[not self.multiworld.game_version[self.player].value]
return encounter_slots
def get_base_stat_total(mon):
return (poke_data.pokemon_data[mon]["atk"] + poke_data.pokemon_data[mon]["def"]
+ poke_data.pokemon_data[mon]["hp"] + poke_data.pokemon_data[mon]["spd"]
+ poke_data.pokemon_data[mon]["spc"])
def randomize_pokemon(self, mon, mons_list, randomize_type):
if randomize_type in [1, 3]:
type_mons = [pokemon for pokemon in mons_list if any([poke_data.pokemon_data[mon][
"type1"] in [self.local_poke_data[pokemon]["type1"], self.local_poke_data[pokemon]["type2"]],
poke_data.pokemon_data[mon]["type2"] in [self.local_poke_data[pokemon]["type1"],
self.local_poke_data[pokemon]["type2"]]])]
if not type_mons:
type_mons = mons_list.copy()
if randomize_type == 3:
stat_base = get_base_stat_total(mon)
type_mons.sort(key=lambda mon: abs(get_base_stat_total(mon) - stat_base))
mon = type_mons[round(self.multiworld.random.triangular(0, len(type_mons) - 1, 0))]
if randomize_type == 2:
stat_base = get_base_stat_total(mon)
mons_list.sort(key=lambda mon: abs(get_base_stat_total(mon) - stat_base))
mon = mons_list[round(self.multiworld.random.triangular(0, 50, 0))]
elif randomize_type == 4:
mon = self.multiworld.random.choice(mons_list)
return mon
def process_trainer_data(self, data):
mons_list = [pokemon for pokemon in poke_data.pokemon_data.keys() if pokemon not in poke_data.legendary_pokemon
or self.multiworld.trainer_legendaries[self.player].value]
address = rom_addresses["Trainer_Data"]
while address < rom_addresses["Trainer_Data_End"]:
if data[address] == 255:
mode = 1
else:
mode = 0
while True:
address += 1
if data[address] == 0:
address += 1
break
address += mode
mon = None
for i in range(1, 4):
for l in ["A", "B", "C", "D", "E", "F", "G", "H"]:
if rom_addresses[f"Rival_Starter{i}_{l}"] == address:
mon = " ".join(self.multiworld.get_location(f"Pallet Town - Starter {i}", self.player).item.name.split()[1:])
if l in ["D", "E", "F", "G", "H"] and mon in poke_data.evolves_to:
mon = poke_data.evolves_to[mon]
if l in ["F", "G", "H"] and mon in poke_data.evolves_to:
mon = poke_data.evolves_to[mon]
if mon is None and self.multiworld.randomize_trainer_parties[self.player].value:
mon = poke_data.id_to_mon[data[address]]
mon = randomize_pokemon(self, mon, mons_list, self.multiworld.randomize_trainer_parties[self.player].value)
if mon is not None:
data[address] = poke_data.pokemon_data[mon]["id"]
def process_static_pokemon(self):
starter_slots = [location for location in location_data if location.type == "Starter Pokemon"]
legendary_slots = [location for location in location_data if location.type == "Legendary Pokemon"]
static_slots = [location for location in location_data if location.type in
["Static Pokemon", "Missable Pokemon"]]
legendary_mons = [slot.original_item for slot in legendary_slots]
tower_6F_mons = set()
for i in range(1, 11):
tower_6F_mons.add(self.multiworld.get_location(f"Pokemon Tower 6F - Wild Pokemon - {i}", self.player).item.name)
mons_list = [pokemon for pokemon in poke_data.first_stage_pokemon if pokemon not in poke_data.legendary_pokemon
or self.multiworld.randomize_legendary_pokemon[self.player].value == 3]
if self.multiworld.randomize_legendary_pokemon[self.player].value == 0:
for slot in legendary_slots:
location = self.multiworld.get_location(slot.name, self.player)
location.place_locked_item(self.create_item("Missable " + slot.original_item))
elif self.multiworld.randomize_legendary_pokemon[self.player].value == 1:
self.multiworld.random.shuffle(legendary_mons)
for slot in legendary_slots:
location = self.multiworld.get_location(slot.name, self.player)
location.place_locked_item(self.create_item("Missable " + legendary_mons.pop()))
elif self.multiworld.randomize_legendary_pokemon[self.player].value == 2:
static_slots = static_slots + legendary_slots
self.multiworld.random.shuffle(static_slots)
static_slots.sort(key=lambda s: 0 if s.name == "Pokemon Tower 6F - Restless Soul" else 1)
while legendary_slots:
swap_slot = legendary_slots.pop()
slot = static_slots.pop()
slot_type = slot.type.split()[0]
if slot_type == "Legendary":
slot_type = "Missable"
location = self.multiworld.get_location(slot.name, self.player)
location.place_locked_item(self.create_item(slot_type + " " + swap_slot.original_item))
swap_slot.original_item = slot.original_item
elif self.multiworld.randomize_legendary_pokemon[self.player].value == 3:
static_slots = static_slots + legendary_slots
for slot in static_slots:
location = self.multiworld.get_location(slot.name, self.player)
randomize_type = self.multiworld.randomize_static_pokemon[self.player].value
slot_type = slot.type.split()[0]
if slot_type == "Legendary":
slot_type = "Missable"
if not randomize_type:
location.place_locked_item(self.create_item(slot_type + " " + slot.original_item))
else:
mon = self.create_item(slot_type + " " +
randomize_pokemon(self, slot.original_item, mons_list, randomize_type))
while location.name == "Pokemon Tower 6F - Restless Soul" and mon in tower_6F_mons:
mon = self.create_item(slot_type + " " + randomize_pokemon(self, slot.original_item, mons_list,
randomize_type))
location.place_locked_item(mon)
for slot in starter_slots:
location = self.multiworld.get_location(slot.name, self.player)
randomize_type = self.multiworld.randomize_starter_pokemon[self.player].value
slot_type = "Missable"
if not randomize_type:
location.place_locked_item(self.create_item(slot_type + " " + slot.original_item))
else:
location.place_locked_item(self.create_item(slot_type + " " +
randomize_pokemon(self, slot.original_item, mons_list, randomize_type)))
def process_wild_pokemon(self):
encounter_slots = get_encounter_slots(self)
placed_mons = {pokemon: 0 for pokemon in poke_data.pokemon_data.keys()}
if self.multiworld.randomize_wild_pokemon[self.player].value:
mons_list = [pokemon for pokemon in poke_data.pokemon_data.keys() if pokemon not in poke_data.legendary_pokemon
or self.multiworld.randomize_legendary_pokemon[self.player].value == 3]
self.multiworld.random.shuffle(encounter_slots)
locations = []
for slot in encounter_slots:
mon = randomize_pokemon(self, slot.original_item, mons_list, self.multiworld.randomize_wild_pokemon[self.player].value)
# if static Pokemon are not randomized, we make sure nothing on Pokemon Tower 6F is a Marowak
# if static Pokemon are randomized we deal with that during static encounter randomization
while (self.multiworld.randomize_static_pokemon[self.player].value == 0 and mon == "Marowak"
and "Pokemon Tower 6F" in slot.name):
# to account for the possibility that only one ground type Pokemon exists, match only stats for this fix
mon = randomize_pokemon(self, slot.original_item, mons_list, 2)
placed_mons[mon] += 1
location = self.multiworld.get_location(slot.name, self.player)
location.item = self.create_item(mon)
location.event = True
location.locked = True
location.item.location = location
locations.append(location)
mons_to_add = []
remaining_pokemon = [pokemon for pokemon in poke_data.pokemon_data.keys() if placed_mons[pokemon] == 0 and
(pokemon not in poke_data.legendary_pokemon or self.multiworld.randomize_legendary_pokemon[self.player].value == 3)]
if self.multiworld.catch_em_all[self.player].value == 1:
mons_to_add = [pokemon for pokemon in poke_data.first_stage_pokemon if placed_mons[pokemon] == 0 and
(pokemon not in poke_data.legendary_pokemon or self.multiworld.randomize_legendary_pokemon[self.player].value == 3)]
elif self.multiworld.catch_em_all[self.player].value == 2:
mons_to_add = remaining_pokemon.copy()
logic_needed_mons = max(self.multiworld.oaks_aide_rt_2[self.player].value,
self.multiworld.oaks_aide_rt_11[self.player].value,
self.multiworld.oaks_aide_rt_15[self.player].value)
if self.multiworld.accessibility[self.player] == "minimal":
logic_needed_mons = 0
self.multiworld.random.shuffle(remaining_pokemon)
while (len([pokemon for pokemon in placed_mons if placed_mons[pokemon] > 0])
+ len(mons_to_add) < logic_needed_mons):
mons_to_add.append(remaining_pokemon.pop())
for mon in mons_to_add:
stat_base = get_base_stat_total(mon)
candidate_locations = get_encounter_slots(self)
if self.multiworld.randomize_wild_pokemon[self.player].value in [1, 3]:
candidate_locations = [slot for slot in candidate_locations if any([poke_data.pokemon_data[slot.original_item][
"type1"] in [self.local_poke_data[mon]["type1"], self.local_poke_data[mon]["type2"]],
poke_data.pokemon_data[slot.original_item]["type2"] in [self.local_poke_data[mon]["type1"],
self.local_poke_data[mon]["type2"]]])]
if not candidate_locations:
candidate_locations = location_data
candidate_locations = [self.multiworld.get_location(location.name, self.player) for location in candidate_locations]
candidate_locations.sort(key=lambda slot: abs(get_base_stat_total(slot.item.name) - stat_base))
for location in candidate_locations:
if placed_mons[location.item.name] > 1 or location.item.name not in poke_data.first_stage_pokemon:
placed_mons[location.item.name] -= 1
location.item = self.create_item(mon)
location.item.location = location
placed_mons[mon] += 1
break
else:
for slot in encounter_slots:
location = self.multiworld.get_location(slot.name, self.player)
location.item = self.create_item(slot.original_item)
location.event = True
location.locked = True
location.item.location = location
placed_mons[location.item.name] += 1
def process_pokemon_data(self):
local_poke_data = deepcopy(poke_data.pokemon_data)
learnsets = deepcopy(poke_data.learnsets)
for mon, mon_data in local_poke_data.items():
if self.multiworld.randomize_pokemon_stats[self.player].value == 1:
stats = [mon_data["hp"], mon_data["atk"], mon_data["def"], mon_data["spd"], mon_data["spc"]]
self.multiworld.random.shuffle(stats)
mon_data["hp"] = stats[0]
mon_data["atk"] = stats[1]
mon_data["def"] = stats[2]
mon_data["spd"] = stats[3]
mon_data["spc"] = stats[4]
elif self.multiworld.randomize_pokemon_stats[self.player].value == 2:
old_stats = mon_data["hp"] + mon_data["atk"] + mon_data["def"] + mon_data["spd"] + mon_data["spc"] - 5
stats = [1, 1, 1, 1, 1]
while old_stats > 0:
stat = self.multiworld.random.randint(0, 4)
if stats[stat] < 255:
old_stats -= 1
stats[stat] += 1
mon_data["hp"] = stats[0]
mon_data["atk"] = stats[1]
mon_data["def"] = stats[2]
mon_data["spd"] = stats[3]
mon_data["spc"] = stats[4]
if self.multiworld.randomize_pokemon_types[self.player].value:
if self.multiworld.randomize_pokemon_types[self.player].value == 1 and mon in poke_data.evolves_from:
type1 = local_poke_data[poke_data.evolves_from[mon]]["type1"]
type2 = local_poke_data[poke_data.evolves_from[mon]]["type2"]
if type1 == type2:
if self.multiworld.secondary_type_chance[self.player].value == -1:
if mon_data["type1"] != mon_data["type2"]:
while type2 == type1:
type2 = self.multiworld.random.choice(list(poke_data.type_names.values()))
elif self.multiworld.random.randint(1, 100) <= self.multiworld.secondary_type_chance[self.player].value:
type2 = self.multiworld.random.choice(list(poke_data.type_names.values()))
else:
type1 = self.multiworld.random.choice(list(poke_data.type_names.values()))
type2 = type1
if ((self.multiworld.secondary_type_chance[self.player].value == -1 and mon_data["type1"]
!= mon_data["type2"]) or self.multiworld.random.randint(1, 100)
<= self.multiworld.secondary_type_chance[self.player].value):
while type2 == type1:
type2 = self.multiworld.random.choice(list(poke_data.type_names.values()))
mon_data["type1"] = type1
mon_data["type2"] = type2
if self.multiworld.randomize_pokemon_movesets[self.player].value:
if self.multiworld.randomize_pokemon_movesets[self.player].value == 1:
if mon_data["type1"] == "Normal" and mon_data["type2"] == "Normal":
chances = [[75, "Normal"]]
elif mon_data["type1"] == "Normal" or mon_data["type2"] == "Normal":
if mon_data["type1"] == "Normal":
second_type = mon_data["type2"]
else:
second_type = mon_data["type1"]
chances = [[30, "Normal"], [85, second_type]]
elif mon_data["type1"] == mon_data["type2"]:
chances = [[60, mon_data["type1"]], [80, "Normal"]]
else:
chances = [[50, mon_data["type1"]], [80, mon_data["type2"]], [85, "Normal"]]
else:
chances = []
moves = list(poke_data.moves.keys())
for move in ["No Move"] + poke_data.hm_moves:
moves.remove(move)
mon_data["start move 1"] = get_move(moves, chances, self.multiworld.random, True)
for i in range(2, 5):
if mon_data[f"start move {i}"] != "No Move" or self.multiworld.start_with_four_moves[
self.player].value == 1:
mon_data[f"start move {i}"] = get_move(moves, chances, self.multiworld.random)
if mon in learnsets:
for move_num in range(0, len(learnsets[mon])):
learnsets[mon][move_num] = get_move(moves, chances, self.multiworld.random)
if self.multiworld.randomize_pokemon_catch_rates[self.player].value:
mon_data["catch rate"] = self.multiworld.random.randint(self.multiworld.minimum_catch_rate[self.player], 255)
else:
mon_data["catch rate"] = max(self.multiworld.minimum_catch_rate[self.player], mon_data["catch rate"])
if mon in poke_data.evolves_from.keys() and mon_data["type1"] == local_poke_data[poke_data.evolves_from[mon]]["type1"] and mon_data["type2"] == local_poke_data[poke_data.evolves_from[mon]]["type2"]:
mon_data["tms"] = local_poke_data[poke_data.evolves_from[mon]]["tms"]
elif mon != "Mew":
tms_hms = poke_data.tm_moves + poke_data.hm_moves
for flag, tm_move in enumerate(tms_hms):
if (flag < 50 and self.multiworld.tm_compatibility[self.player].value == 1) or (flag >= 50 and self.multiworld.hm_compatibility[self.player].value == 1):
type_match = poke_data.moves[tm_move]["type"] in [mon_data["type1"], mon_data["type2"]]
bit = int(self.multiworld.random.randint(1, 100) < [[90, 50, 25], [100, 75, 25]][flag >= 50][0 if type_match else 1 if poke_data.moves[tm_move]["type"] == "Normal" else 2])
elif (flag < 50 and self.multiworld.tm_compatibility[self.player].value == 2) or (flag >= 50 and self.multiworld.hm_compatibility[self.player].value == 2):
bit = [0, 1][self.multiworld.random.randint(0, 1)]
elif (flag < 50 and self.multiworld.tm_compatibility[self.player].value == 3) or (flag >= 50 and self.multiworld.hm_compatibility[self.player].value == 3):
bit = 1
else:
continue
if bit:
mon_data["tms"][int(flag / 8)] |= 1 << (flag % 8)
else:
mon_data["tms"][int(flag / 8)] &= ~(1 << (flag % 8))
self.local_poke_data = local_poke_data
self.learnsets = learnsets
def generate_output(self, output_directory: str):
random = self.multiworld.slot_seeds[self.player]
game_version = self.multiworld.game_version[self.player].current_key
data = bytes(get_base_rom_bytes(game_version))
with open(os.path.join(os.path.dirname(__file__), f'basepatch_{game_version}.bsdiff4'), 'rb') as stream:
base_patch = bytes(stream.read())
data = bytearray(bsdiff4.patch(data, base_patch))
basemd5 = hashlib.md5()
basemd5.update(data)
for location in self.multiworld.get_locations():
if location.player != self.player or location.rom_address is None:
continue
if location.item and location.item.player == self.player:
if location.rom_address:
rom_address = location.rom_address
if not isinstance(rom_address, list):
rom_address = [rom_address]
for address in rom_address:
if location.item.name in poke_data.pokemon_data.keys():
data[address] = poke_data.pokemon_data[location.item.name]["id"]
elif " ".join(location.item.name.split()[1:]) in poke_data.pokemon_data.keys():
data[address] = poke_data.pokemon_data[" ".join(location.item.name.split()[1:])]["id"]
else:
data[address] = self.item_name_to_id[location.item.name] - 172000000
else:
data[location.rom_address] = 0x2C # AP Item
data[rom_addresses['Fly_Location']] = self.fly_map_code
if self.multiworld.tea[self.player].value:
data[rom_addresses["Option_Tea"]] = 1
data[rom_addresses["Guard_Drink_List"]] = 0x54
data[rom_addresses["Guard_Drink_List"] + 1] = 0
data[rom_addresses["Guard_Drink_List"] + 2] = 0
data[rom_addresses["Fossils_Needed_For_Second_Item"]] = (
self.multiworld.second_fossil_check_condition[self.player].value)
if self.multiworld.extra_key_items[self.player].value:
data[rom_addresses['Options']] |= 4
data[rom_addresses["Option_Blind_Trainers"]] = round(self.multiworld.blind_trainers[self.player].value * 2.55)
data[rom_addresses['Option_Cerulean_Cave_Condition']] = self.multiworld.cerulean_cave_condition[self.player].value
data[rom_addresses['Option_Encounter_Minimum_Steps']] = self.multiworld.minimum_steps_between_encounters[self.player].value
data[rom_addresses['Option_Victory_Road_Badges']] = self.multiworld.victory_road_condition[self.player].value
data[rom_addresses['Option_Pokemon_League_Badges']] = self.multiworld.elite_four_condition[self.player].value
data[rom_addresses['Option_Viridian_Gym_Badges']] = self.multiworld.viridian_gym_condition[self.player].value
data[rom_addresses['Option_EXP_Modifier']] = self.multiworld.exp_modifier[self.player].value
if not self.multiworld.require_item_finder[self.player].value:
data[rom_addresses['Option_Itemfinder']] = 0
if self.multiworld.extra_strength_boulders[self.player].value:
for i in range(0, 3):
data[rom_addresses['Option_Boulders'] + (i * 3)] = 0x15
if self.multiworld.extra_key_items[self.player].value:
for i in range(0, 4):
data[rom_addresses['Option_Rock_Tunnel_Extra_Items'] + (i * 3)] = 0x15
if self.multiworld.old_man[self.player].value == 2:
data[rom_addresses['Option_Old_Man']] = 0x11
data[rom_addresses['Option_Old_Man_Lying']] = 0x15
money = str(self.multiworld.starting_money[self.player].value).zfill(6)
data[rom_addresses["Starting_Money_High"]] = int(money[:2], 16)
data[rom_addresses["Starting_Money_Middle"]] = int(money[2:4], 16)
data[rom_addresses["Starting_Money_Low"]] = int(money[4:], 16)
data[rom_addresses["Text_Badges_Needed_Viridian_Gym"]] = encode_text(
str(self.multiworld.viridian_gym_condition[self.player].value))[0]
data[rom_addresses["Text_Badges_Needed"]] = encode_text(
str(max(self.multiworld.victory_road_condition[self.player].value,
self.multiworld.elite_four_condition[self.player].value)))[0]
write_bytes(data, encode_text(
" ".join(self.multiworld.get_location("Route 3 - Pokemon For Sale", self.player).item.name.upper().split()[1:])),
rom_addresses["Text_Magikarp_Salesman"])
if self.multiworld.badges_needed_for_hm_moves[self.player].value == 0:
for hm_move in poke_data.hm_moves:
write_bytes(data, bytearray([0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00]),
rom_addresses["HM_" + hm_move + "_Badge_a"])
elif self.extra_badges:
written_badges = {}
for hm_move, badge in self.extra_badges.items():
data[rom_addresses["HM_" + hm_move + "_Badge_b"]] = {"Boulder Badge": 0x47, "Cascade Badge": 0x4F,
"Thunder Badge": 0x57, "Rainbow Badge": 0x5F,
"Soul Badge": 0x67, "Marsh Badge": 0x6F,
"Volcano Badge": 0x77, "Earth Badge": 0x7F}[badge]
move_text = hm_move
if badge not in ["Marsh Badge", "Volcano Badge", "Earth Badge"]:
move_text = ", " + move_text
rom_address = rom_addresses["Badge_Text_" + badge.replace(" ", "_")]
if badge in written_badges:
rom_address += len(written_badges[badge])
move_text = ", " + move_text
write_bytes(data, encode_text(move_text.upper()), rom_address)
written_badges[badge] = move_text
for badge in ["Marsh Badge", "Volcano Badge", "Earth Badge"]:
if badge not in written_badges:
write_bytes(data, encode_text("Nothing"), rom_addresses["Badge_Text_" + badge.replace(" ", "_")])
if self.multiworld.randomize_type_chart[self.player] == "vanilla":
chart = deepcopy(poke_data.type_chart)
elif self.multiworld.randomize_type_chart[self.player] == "randomize":
types = poke_data.type_names.values()
matchups = []
for type1 in types:
for type2 in types:
matchups.append([type1, type2])
self.multiworld.random.shuffle(matchups)
immunities = self.multiworld.immunity_matchups[self.player].value
super_effectives = self.multiworld.super_effective_matchups[self.player].value
not_very_effectives = self.multiworld.not_very_effective_matchups[self.player].value
normals = self.multiworld.normal_matchups[self.player].value
while super_effectives + not_very_effectives + normals < 225 - immunities:
super_effectives += self.multiworld.super_effective_matchups[self.player].value
not_very_effectives += self.multiworld.not_very_effective_matchups[self.player].value
normals += self.multiworld.normal_matchups[self.player].value
if super_effectives + not_very_effectives + normals > 225 - immunities:
total = super_effectives + not_very_effectives + normals
excess = total - (225 - immunities)
subtract_amounts = (int((excess / (super_effectives + not_very_effectives + normals)) * super_effectives),
int((excess / (super_effectives + not_very_effectives + normals)) * not_very_effectives),
int((excess / (super_effectives + not_very_effectives + normals)) * normals))
super_effectives -= subtract_amounts[0]
not_very_effectives -= subtract_amounts[1]
normals -= subtract_amounts[2]
while super_effectives + not_very_effectives + normals > 225 - immunities:
r = self.multiworld.random.randint(0, 2)
if r == 0:
super_effectives -= 1
elif r == 1:
not_very_effectives -= 1
else:
normals -= 1
chart = []
for matchup_list, matchup_value in zip([immunities, normals, super_effectives, not_very_effectives],
[0, 10, 20, 5]):
for _ in range(matchup_list):
matchup = matchups.pop()
matchup.append(matchup_value)
chart.append(matchup)
elif self.multiworld.randomize_type_chart[self.player] == "chaos":
types = poke_data.type_names.values()
matchups = []
for type1 in types:
for type2 in types:
matchups.append([type1, type2])
chart = []
values = list(range(21))
self.multiworld.random.shuffle(matchups)
self.multiworld.random.shuffle(values)
for matchup in matchups:
value = values.pop(0)
values.append(value)
matchup.append(value)
chart.append(matchup)
# sort so that super-effective matchups occur first, to prevent dual "not very effective" / "super effective"
# matchups from leading to damage being ultimately divided by 2 and then multiplied by 2, which can lead to
# damage being reduced by 1 which leads to a "not very effective" message appearing due to my changes
# to the way effectiveness messages are generated.
chart = sorted(chart, key=lambda matchup: -matchup[2])
type_loc = rom_addresses["Type_Chart"]
for matchup in chart:
if matchup[2] != 10: # don't needlessly divide damage by 10 and multiply by 10
data[type_loc] = poke_data.type_ids[matchup[0]]
data[type_loc + 1] = poke_data.type_ids[matchup[1]]
data[type_loc + 2] = matchup[2]
type_loc += 3
data[type_loc] = 0xFF
data[type_loc + 1] = 0xFF
data[type_loc + 2] = 0xFF
self.type_chart = chart
if self.multiworld.normalize_encounter_chances[self.player].value:
chances = [25, 51, 77, 103, 129, 155, 180, 205, 230, 255]
for i, chance in enumerate(chances):
data[rom_addresses['Encounter_Chances'] + (i * 2)] = chance
for mon, mon_data in self.local_poke_data.items():
if mon == "Mew":
address = rom_addresses["Base_Stats_Mew"]
else:
address = rom_addresses["Base_Stats"] + (28 * (mon_data["dex"] - 1))
data[address + 1] = self.local_poke_data[mon]["hp"]
data[address + 2] = self.local_poke_data[mon]["atk"]
data[address + 3] = self.local_poke_data[mon]["def"]
data[address + 4] = self.local_poke_data[mon]["spd"]
data[address + 5] = self.local_poke_data[mon]["spc"]
data[address + 6] = poke_data.type_ids[self.local_poke_data[mon]["type1"]]
data[address + 7] = poke_data.type_ids[self.local_poke_data[mon]["type2"]]
data[address + 8] = self.local_poke_data[mon]["catch rate"]
data[address + 15] = poke_data.moves[self.local_poke_data[mon]["start move 1"]]["id"]
data[address + 16] = poke_data.moves[self.local_poke_data[mon]["start move 2"]]["id"]
data[address + 17] = poke_data.moves[self.local_poke_data[mon]["start move 3"]]["id"]
data[address + 18] = poke_data.moves[self.local_poke_data[mon]["start move 4"]]["id"]
write_bytes(data, self.local_poke_data[mon]["tms"], address + 20)
if mon in self.learnsets:
address = rom_addresses["Learnset_" + mon.replace(" ", "")]
for i, move in enumerate(self.learnsets[mon]):
data[(address + 1) + i * 2] = poke_data.moves[move]["id"]
data[rom_addresses["Option_Aide_Rt2"]] = self.multiworld.oaks_aide_rt_2[self.player].value
data[rom_addresses["Option_Aide_Rt11"]] = self.multiworld.oaks_aide_rt_11[self.player].value
data[rom_addresses["Option_Aide_Rt15"]] = self.multiworld.oaks_aide_rt_15[self.player].value
if self.multiworld.safari_zone_normal_battles[self.player].value == 1:
data[rom_addresses["Option_Safari_Zone_Battle_Type"]] = 255
if self.multiworld.reusable_tms[self.player].value:
data[rom_addresses["Option_Reusable_TMs"]] = 0xC9
data[rom_addresses["Option_Trainersanity"]] = self.multiworld.trainersanity[self.player].value
data[rom_addresses["Option_Trainersanity2"]] = self.multiworld.trainersanity[self.player].value
data[rom_addresses["Option_Always_Half_STAB"]] = int(not self.multiworld.same_type_attack_bonus[self.player].value)
if self.multiworld.better_shops[self.player].value:
inventory = ["Poke Ball", "Great Ball", "Ultra Ball"]
if self.multiworld.better_shops[self.player].value == 2:
inventory.append("Master Ball")
inventory += ["Potion", "Super Potion", "Hyper Potion", "Max Potion", "Full Restore", "Antidote", "Awakening",
"Burn Heal", "Ice Heal", "Paralyze Heal", "Full Heal", "Repel", "Super Repel", "Max Repel",
"Escape Rope"]
shop_data = bytearray([0xFE, len(inventory)])
shop_data += bytearray([item_table[item].id - 172000000 for item in inventory])
shop_data.append(0xFF)
for shop in range(1, 10):
write_bytes(data, shop_data, rom_addresses[f"Shop{shop}"])
price = str(self.multiworld.master_ball_price[self.player].value).zfill(6)
price = bytearray([int(price[:2], 16), int(price[2:4], 16), int(price[4:], 16)])
write_bytes(data, price, rom_addresses["Price_Master_Ball"]) # Money values in Red and Blue are weird
for item in reversed(self.multiworld.precollected_items[self.player]):
if data[rom_addresses["Start_Inventory"] + item.code - 172000000] < 255:
data[rom_addresses["Start_Inventory"] + item.code - 172000000] += 1
process_trainer_data(self, data)
mons = [mon["id"] for mon in poke_data.pokemon_data.values()]
random.shuffle(mons)
data[rom_addresses['Title_Mon_First']] = mons.pop()
for mon in range(0, 16):
data[rom_addresses['Title_Mons'] + mon] = mons.pop()
if self.multiworld.game_version[self.player].value:
mons.sort(key=lambda mon: 0 if mon == self.multiworld.get_location("Pallet Town - Starter 1", self.player).item.name
else 1 if mon == self.multiworld.get_location("Pallet Town - Starter 2", self.player).item.name else
2 if mon == self.multiworld.get_location("Pallet Town - Starter 3", self.player).item.name else 3)
else:
mons.sort(key=lambda mon: 0 if mon == self.multiworld.get_location("Pallet Town - Starter 2", self.player).item.name
else 1 if mon == self.multiworld.get_location("Pallet Town - Starter 1", self.player).item.name else
2 if mon == self.multiworld.get_location("Pallet Town - Starter 3", self.player).item.name else 3)
write_bytes(data, encode_text(self.multiworld.seed_name[-20:], 20, True), rom_addresses['Title_Seed'])
slot_name = self.multiworld.player_name[self.player]
slot_name.replace("@", " ")
slot_name.replace("<", " ")
slot_name.replace(">", " ")
write_bytes(data, encode_text(slot_name, 16, True, True), rom_addresses['Title_Slot_Name'])
if self.trainer_name == "choose_in_game":
data[rom_addresses["Skip_Player_Name"]] = 0
else:
write_bytes(data, self.trainer_name, rom_addresses['Player_Name'])
if self.rival_name == "choose_in_game":
data[rom_addresses["Skip_Rival_Name"]] = 0
else:
write_bytes(data, self.rival_name, rom_addresses['Rival_Name'])
data[0xFF00] = 1 # client compatibility version
write_bytes(data, self.multiworld.seed_name.encode(), 0xFFDB)
write_bytes(data, self.multiworld.player_name[self.player].encode(), 0xFFF0)
outfilepname = f'_P{self.player}'
outfilepname += f"_{self.multiworld.get_file_safe_player_name(self.player).replace(' ', '_')}" \
if self.multiworld.player_name[self.player] != 'Player%d' % self.player else ''
rompath = os.path.join(output_directory, f'AP_{self.multiworld.seed_name}{outfilepname}.gb')
with open(rompath, 'wb') as outfile:
outfile.write(data)
if self.multiworld.game_version[self.player].current_key == "red":
patch = RedDeltaPatch(os.path.splitext(rompath)[0] + RedDeltaPatch.patch_file_ending, player=self.player,
player_name=self.multiworld.player_name[self.player], patched_path=rompath)
else:
patch = BlueDeltaPatch(os.path.splitext(rompath)[0] + BlueDeltaPatch.patch_file_ending, player=self.player,
player_name=self.multiworld.player_name[self.player], patched_path=rompath)
patch.write()
os.unlink(rompath)
def write_bytes(data, byte_array, address):
for byte in byte_array:
data[address] = byte
address += 1
def get_base_rom_bytes(game_version: str, hash: str="") -> bytes:
file_name = get_base_rom_path(game_version)
with open(file_name, "rb") as file:
base_rom_bytes = bytes(file.read())
if hash:
basemd5 = hashlib.md5()
basemd5.update(base_rom_bytes)
if hash != basemd5.hexdigest():
raise Exception('Supplied Base Rom does not match known MD5 for US(1.0) release. '
'Get the correct game and version, then dump it')
return base_rom_bytes
def get_base_rom_path(game_version: str) -> str:
options = Utils.get_options()
file_name = options["pokemon_rb_options"][f"{game_version}_rom_file"]
if not os.path.exists(file_name):
file_name = Utils.local_path(file_name)
return file_name
class BlueDeltaPatch(APDeltaPatch):
patch_file_ending = ".apblue"
hash = "50927e843568814f7ed45ec4f944bd8b"
game_version = "blue"
game = "Pokemon Red and Blue"
result_file_ending = ".gb"
@classmethod
def get_source_data(cls) -> bytes:
return get_base_rom_bytes(cls.game_version, cls.hash)
class RedDeltaPatch(APDeltaPatch):
patch_file_ending = ".apred"
hash = "3d45c1ee9abd5738df46d2bdda8b57dc"
game_version = "red"
game = "Pokemon Red and Blue"
result_file_ending = ".gb"
@classmethod
def get_source_data(cls) -> bytes:
return get_base_rom_bytes(cls.game_version, cls.hash)