mirror of https://github.com/zeldaret/oot.git
116 lines
2.8 KiB
Python
116 lines
2.8 KiB
Python
#!/usr/bin/env python3
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# SPDX-FileCopyrightText: 2024 zeldaret
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# SPDX-License-Identifier: CC0-1.0
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# Re-disassemble cutscene scripts part of the source tree,
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# using csdis.py and modifying files in-place
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import re
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from pathlib import Path
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import struct
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import mapfile_parser
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import csdis
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from overlayhelpers import filemap
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SRC_ENCODING = "UTF-8"
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MAPFILE_P = Path("build/gc-eu-mq-dbg/oot-gc-eu-mq-dbg.map")
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BASEROM_SEGMENTS_P = Path("extracted/gc-eu-mq-dbg/baserom/")
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HARDCODED_SYM_ROM = {
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"gFireMedallionCs": 0xD25834,
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"D_80AF0880": 0xEA6860,
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"D_80AF10A4": 0xEA7084,
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"D_80AF1728": 0xEA7708,
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"D_808BCE20": 0xC8BB20,
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"D_808BD2A0": 0xC8BFA0,
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"D_808BD520": 0xC8C220,
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"D_808BD790": 0xC8C490,
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"gSpiritMedallionCs": 0xE6A38C,
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"gShadowMedallionCs": 0xD40EFC,
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"D_80B4C5D0": 0xF022D0,
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"D_80ABF9D0": 0xE75A40,
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"D_80ABFB40": 0xE75BB0,
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"gWaterMedallionCs": 0xEAA0FC,
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"D_80A88164": 0xE3ED34,
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"D_808BB2F0": 0xC89FF0,
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"D_808BB7A0": 0xC8A4A0,
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"D_808BBD90": 0xC8AA90,
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"gChildWarpInCS": 0xD45460,
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"gAdultWarpOutToTCS": 0xD45340,
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"gChildWarpOutToTCS": 0xD45840,
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"gChildWarpInToTCS": 0xD45710,
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"gAdultWarpInToTCS": 0xD45230,
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"gAdultWarpInCS": 0xD44FA0,
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"gChildWarpOutCS": 0xD45590,
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"gAdultWarpOutCS": 0xD450B0,
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"gForestMedallionCs": 0xD4974C,
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}
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mapfile = mapfile_parser.MapFile()
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mapfile.readMapFile(MAPFILE_P)
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pat_CutsceneData = re.compile(
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r"""
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CutsceneData
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\s+
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( [^\s]* ) # symbol name
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\s*
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\[ \s* \]
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\s* = \s*
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\{
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(?: [^}]* | \n )*
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\} ;
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""",
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re.VERBOSE,
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)
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def get_sym_rom(sym_name: str):
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rom = HARDCODED_SYM_ROM.get(sym_name)
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if rom:
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return rom
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print(f"Trying to find {sym_name} from the map (assuming OK build)")
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sym = mapfile.findSymbolByName(sym_name)
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print(f'"{sym_name}": 0x{sym.symbol.vrom:X}')
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return sym.symbol.vrom
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def repl(m: re.Match):
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sym_name = m.group(1)
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sym_rom = get_sym_rom(sym_name)
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file_result = filemap.GetFromRom(sym_rom)
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assert file_result is not None, (sym_name, sym_rom)
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data = (BASEROM_SEGMENTS_P / file_result.name).read_bytes()
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cs_data_bytes = data[file_result.offset :]
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cs_data = [i[0] for i in struct.iter_unpack(">I", cs_data_bytes)]
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return (
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f"CutsceneData {sym_name}[] = "
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+ "{\n"
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+ (
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"\n".join(
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f" {line}"
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for line in csdis.disassemble_cutscene(cs_data).splitlines()
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).rstrip()
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)
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+ "\n};"
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)
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def main():
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for file_c in Path("src").glob("**/*.c"):
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src = file_c.read_text(encoding=SRC_ENCODING)
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src_new = pat_CutsceneData.sub(repl, src)
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if src_new != src:
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file_c.write_text(src_new, encoding=SRC_ENCODING)
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print(file_c)
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if __name__ == "__main__":
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main()
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