mirror of
https://github.com/pmret/papermario.git
synced 2024-11-18 08:52:40 +01:00
102 lines
3.2 KiB
Python
Executable File
102 lines
3.2 KiB
Python
Executable File
#! /usr/bin/python3
|
|
|
|
import os
|
|
import json
|
|
import sys
|
|
from subprocess import call
|
|
from pathlib import Path
|
|
import shutil
|
|
|
|
tools_dir = Path(__file__).parent.absolute()
|
|
|
|
def next_multiple(pos, multiple):
|
|
return pos + pos % multiple
|
|
|
|
def build_mapfs(src_dir, build_dir, out_bin):
|
|
with open(src_dir + ".json", "r") as f:
|
|
config = json.loads(f.read())
|
|
|
|
# every TOC entry's name field has data after the null terminator made up from all the previous name fields.
|
|
# we probably don't have to do this for the game to read the data properly (it doesn't read past the null terminator
|
|
# of `string`), but the original devs' equivalent to build_assets_fs.py had this bug so we need to replicate it to match.
|
|
written_names = []
|
|
|
|
with open(out_bin, "wb") as f:
|
|
f.write(config["title"].encode("ascii"))
|
|
|
|
next_data_pos = (len(config["assets"]) + 1) * 0x1C
|
|
|
|
asset_idx = 0
|
|
for asset in config["assets"]:
|
|
toc_entry_pos = 0x20 + asset_idx * 0x1C
|
|
|
|
src_path = Path(src_dir, asset["path"])
|
|
build_path = Path(build_dir, asset["path"])
|
|
|
|
# data for TOC entry
|
|
name = asset["name"] + "\0"
|
|
offset = next_data_pos
|
|
size = next_multiple(build_path.stat().st_size, 2)
|
|
decompressed_size = src_path.stat().st_size
|
|
|
|
print(f"{name} {offset:08X} {size:08X} {decompressed_size:08X}")
|
|
|
|
written_names.append(name)
|
|
# write all previously-written names; required to match
|
|
for prev_name in written_names:
|
|
f.seek(toc_entry_pos)
|
|
f.write(prev_name.encode('ascii'))
|
|
|
|
# write TOC entry.
|
|
f.seek(toc_entry_pos + 0x10)
|
|
f.write(offset.to_bytes(4, byteorder="big"))
|
|
f.write(size.to_bytes(4, byteorder="big"))
|
|
f.write(decompressed_size.to_bytes(4, byteorder="big"))
|
|
|
|
# write data.
|
|
f.seek(0x20 + next_data_pos)
|
|
f.write(build_path.read_bytes())
|
|
next_data_pos += size
|
|
|
|
asset_idx += 1
|
|
|
|
# end_data
|
|
toc_entry_pos = 0x20 + asset_idx * 0x1C
|
|
|
|
written_names.append("end_data\0")
|
|
for prev_name in written_names:
|
|
f.seek(toc_entry_pos)
|
|
f.write(prev_name.encode('ascii'))
|
|
|
|
f.seek(toc_entry_pos + 0x18)
|
|
f.write((0x903F0000).to_bytes(4, byteorder="big")) # TODO: figure out purpose
|
|
|
|
def build_file(src_dir, out_dir, filename):
|
|
with open(src_dir + ".json", "r") as f:
|
|
config = json.loads(f.read())
|
|
|
|
asset = None
|
|
for a in config["assets"]:
|
|
if (a["path"] == filename):
|
|
asset = a
|
|
|
|
if not asset:
|
|
print("asset not configured in {}.json".format(src_dir))
|
|
exit(1)
|
|
|
|
src_path = Path(src_dir, filename)
|
|
out_path = Path(out_dir, filename)
|
|
|
|
if asset["compress"]:
|
|
call([f"{tools_dir}/Yay0compress", src_path, out_path])
|
|
else:
|
|
shutil.copy(src_path, out_path)
|
|
|
|
if __name__ == "__main__":
|
|
if len(sys.argv) > 1:
|
|
# copy (and compress if required) the given file
|
|
build_file("assets/fs", "build/assets/fs", sys.argv[1])
|
|
else:
|
|
# build the aggregate file
|
|
build_mapfs("assets/fs", "build/assets/fs", "build/assets/fs.bin")
|