duckstation/scripts/gamesettings_to_libretro.py

107 lines
3.4 KiB
Python

import sys
import configparser
def parse_ini(path):
config = configparser.ConfigParser()
config.read(path)
entries = {}
int_keys = {
"DisplayActiveStartOffset": "display_active_start_offset",
"DisplayActiveEndOffset": "display_active_end_offset",
"DMAMaxSliceTicks": "dma_max_slice_ticks",
"DMAHaltTicks": "dma_halt_ticks",
"GPUFIFOSize" : "gpu_fifo_size",
"GPUMaxRunAhead" : "gpu_max_run_ahead"
}
float_keys = {
"GPUPGXPTolerance" : "gpu_pgxp_tolerance"
}
traits = [
"ForceInterpreter",
"ForceSoftwareRenderer",
"ForceInterlacing",
"DisableTrueColor",
"DisableUpscaling",
"DisableScaledDithering",
"DisableForceNTSCTimings",
"DisableWidescreen",
"DisablePGXP",
"DisablePGXPCulling",
"DisablePGXPTextureCorrection",
"ForcePGXPVertexCache",
"ForcePGXPCPUMode",
"DisableAnalogModeForcing",
"ForceRecompilerMemoryExceptions",
"ForceRecompilerICache"
]
for gameid in config.sections():
entry = {}
for ini_key, cpp_key in int_keys.items():
try:
value = config.get(gameid, ini_key)
if value is not None:
entry[cpp_key] = str(value)
except configparser.NoOptionError:
pass
for ini_key, cpp_key in float_keys.items():
try:
value = config.getfloat(gameid, ini_key, fallback=None)
if value is not None:
entry[cpp_key] = str(value)
except configparser.NoOptionError:
pass
for trait in traits:
try:
value = config.getboolean(gameid, trait, fallback=None)
if value == True:
if "traits" not in entry:
entry["traits"] = []
entry["traits"].append(trait)
except configparser.NoOptionError:
pass
if len(entry) > 0:
entries[gameid] = entry
return entries
def write_cpp(entries, path):
print("Writing %u entries to '%s'" % (len(entries), path))
with open(path, "w") as f:
f.write('#include "libretro_game_settings.h"\n')
f.write('\n')
f.write('std::unique_ptr<GameSettings::Entry> GetSettingsForGame(const std::string& game_code)\n')
f.write('{\n')
f.write(' std::unique_ptr<GameSettings::Entry> gs = std::make_unique<GameSettings::Entry>();\n')
f.write('\n')
for gameid, entry in entries.items():
f.write(' if (game_code == "%s")\n' % gameid)
f.write(' {\n')
for key, value in entry.items():
if key == "traits":
for trait in value:
f.write(' gs->AddTrait(GameSettings::Trait::%s);\n' % trait)
else:
f.write(' gs->%s = %s;\n' % (key, value))
f.write(' return gs;\n')
f.write(' }\n')
f.write('\n')
f.write(' return {};\n')
f.write('}\n')
if __name__ == "__main__":
if len(sys.argv) < 3:
print("usage: %s <path to gamesettings.ini> <output cpp file>" % sys.argv[0])
sys.exit(1)
entries = parse_ini(sys.argv[1])
write_cpp(entries, sys.argv[2])