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import collections
import struct
import typing
import re
romfname = 'baserom.nds'
arm9offs = 0x00004000
arm9load = 0x02000000
mapheado = 0x020EEDBC
mapheads = 0x00003468
class MapHeader(typing.NamedTuple):
area_data_bank: int
move_model_bank: int
matrix_id: int
scripts_bank: int
level_scripts_bank: int
msg_bank: int
day_music_id: int
night_music_id: int
wild_encounter_bank: int
events_bank: int
mapsec: int
weather_type: int
camera_type: int
unk16: int
battle_bg: int
is_bike_allowed: bool
is_running_allowed: bool
is_escape_rope_allowed: bool
is_fly_allowed: bool
@classmethod
def from_buffer(cls, buffer: bytes) -> typing.Generator['MapHeader', None, typing.Any]:
for tup in struct.iter_unpack('<BBHHHHHHHHHBBBB', buffer):
*tup, flags = tup
tup += (flags & 15, flags & 16 != 0, flags & 32 != 0, flags & 64 != 0, flags & 128 != 0)
yield cls._make(tup)
def read_sndseq_h():
with open('include/constants/sndseq.h') as fp:
for line in fp:
if line.startswith('#define SEQ_'):
yield line.split()[1]
def read_mapsec_h():
with open('include/constants/map_sections.h') as fp:
for line in fp:
if line.startswith('#define MAPSEC_'):
yield line.split()[1]
def read_naix(filename):
with open(filename) as fp:
for line in fp:
if (m := re.match(r'\s*(NARC_\w+)\s+=\s+\d+,', line)) is not None:
yield m[1]
class MyList(list):
def __getitem__(self, item):
try:
return super().__getitem__(item)
except IndexError:
return str(item)
def main():
sndseqs = MyList(read_sndseq_h())
mapsecs = MyList(read_mapsec_h())
msgnaix = MyList(read_naix('files/msgdata/msg.naix'))
scrseqnaix = MyList(read_naix('files/fielddata/script/scr_seq_release.naix'))
areanaix = MyList(read_naix('files/fielddata/areadata/area_data.naix'))
mmlistnaix = MyList(read_naix('files/fielddata/mm_list/move_model_list.naix'))
matlistnaix = MyList(read_naix('files/fielddata/mapmatrix/map_matrix.naix'))
d_encdatanaix = MyList(read_naix('files/fielddata/encountdata/d_enc_data.naix'))
p_encdatanaix = MyList(read_naix('files/fielddata/encountdata/p_enc_data.naix'))
eventnaix = MyList(read_naix('files/fielddata/eventdata/zone_event_release.naix'))
with open(romfname, 'rb') as rom:
rom.seek(mapheado - arm9load + arm9offs)
for header in MapHeader.from_buffer(rom.read(mapheads)): # type: MapHeader
print('{' + ', '.join((
areanaix[header.area_data_bank],
mmlistnaix[header.move_model_bank],
matlistnaix[header.matrix_id],
scrseqnaix[header.scripts_bank],
scrseqnaix[header.level_scripts_bank],
msgnaix[header.msg_bank],
sndseqs[header.day_music_id - 1000],
sndseqs[header.night_music_id - 1000],
'0xFFFF' if header.wild_encounter_bank == 0xFFFF else 'ENCDATA({}, {})'.format(
d_encdatanaix[header.wild_encounter_bank],
p_encdatanaix[header.wild_encounter_bank],
),
eventnaix[header.events_bank],
mapsecs[header.mapsec],
str(header.weather_type),
str(header.camera_type),
str(header.unk16),
str(header.battle_bg),
['FALSE', 'TRUE'][header.is_bike_allowed],
['FALSE', 'TRUE'][header.is_running_allowed],
['FALSE', 'TRUE'][header.is_escape_rope_allowed],
['FALSE', 'TRUE'][header.is_fly_allowed],
)) + '},')
if __name__ == '__main__':
main()
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