random heartgold dumping tools

dump_alph_puzzles.py

import re
import sys

label_pat = re.compile('(?P<name>\w+):')
data_pat = re.compile('\s+\.byte (?P<data>(?:(?:0x[0-9a-fA-F]{2})(?:, )?){6})')

name = None
nrow = 0
with open('.vscode/scratch.s') as fp:
    for line in fp:
        line = line.rstrip()
        if m := label_pat.fullmatch(line):
            if name is not None:
                assert nrow == 6
                print('};\n')
            name = m['name']
            nrow = 0
            print(f'static const AlphPuzzle {name}[ALPH_PUZZLE_TILES_HIGH] = {{')
        elif m := data_pat.fullmatch(line):
            data = m['data']
            print('    {')
            for i, byte in enumerate(data.split(', '), 1):
                value = int(byte, 0)
                print(f'        {{ {value & 31}, {(value >> 5) & 3}, {"TRUE" if (value >> 7) & 1 else "FALSE"} }},')
            assert i == 6
            print('    },')
            nrow += 1
assert nrow == 6
print('};')

dump_resdat.py

#!/usr/bin/env python3

import struct
import pathlib
import json

resdat_kind = [
    'char',
    'pltt',
    'cell',
    'anim',
    'multicell',
    'multianim',
]

for file in pathlib.Path('files/data/resdat').glob('resdat_*.bin'):
    obj = None
    with open(file, 'rb') as fp:
        data = fp.read()
    try:
        if (kind := int.from_bytes(data[:4], 'little')) < len(resdat_kind):
            reslist = list(struct.iter_unpack('<llllll', data[4:]))
            obj = {
                'kind': resdat_kind[kind],
                'graphics': [
                    {
                        'narc': x[0],
                        'file': x[1],
                        'compressed': bool(x[2]),
                        'id': x[3],
                        'extra': [x[4], x[5]]
                    } for x in reslist if x[0] != -2
                ]
            }
    except struct.error:
        pass
    if obj is None:
        try:
            reslist = list(struct.iter_unpack('<llllllll', data))
            obj = {
                'kind': None,
                'entries': [
                    {
                        'graphics': x[0],
                        'palette': x[1],
                        'cell': x[2],
                        'anim': x[3],
                        'transfer': x[6],
                        'priority': x[7],
                    } | (
                        {
                        'multicell': x[4],
                        'multianim': x[5],
                        } if x[4] != -1 else {}
                    ) for x in reslist if x[0] != -2
                ]
            }
        except struct.error:
            print(file, 'does not match template')
    with open(file.with_suffix('.json'), 'w') as ofp:
        json.dump(obj, ofp, indent=2)