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annotate pytouhou/options.py @ 791:a29122662cde

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utils: Simplify translate_2d and align Mat4 to 16 bytes This lowers the amount of instructions from 61 to 32 on PowerPC with AltiVec, and from 25 to 14 on amd64 with AVX2.
author Link Mauve <linkmauve@linkmauve.fr>
date Sat, 17 Jan 2026 14:19:58 +0100
parents 317e93b7d586
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
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1 # -*- encoding: utf-8 -*-
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2 ##
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3 ## Copyright (C) 2014 Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
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4 ##
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5 ## This program is free software; you can redistribute it and/or modify
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6 ## it under the terms of the GNU General Public License as published
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7 ## by the Free Software Foundation; version 3 only.
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8 ##
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9 ## This program is distributed in the hope that it will be useful,
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10 ## but WITHOUT ANY WARRANTY; without even the implied warranty of
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11 ## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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12 ## GNU General Public License for more details.
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13 ##
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14
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15 import os
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16 from configparser import RawConfigParser, NoOptionError
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17
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18 from pytouhou.utils.xdg import load_config_paths, save_config_path
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19
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20
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21 class Options:
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22 def __init__(self, name, defaults):
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23 load_paths = list(reversed([os.path.join(directory, '%s.cfg' % name)
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24 for directory
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25 in load_config_paths(name)]))
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26 self.save_path = os.path.join(save_config_path(name), '%s.cfg' % name)
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27
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28 self.config = RawConfigParser(defaults)
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29 self.paths = self.config.read(load_paths)
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30 self.section = name if self.config.has_section(name) else 'DEFAULT'
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31
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32 def get(self, option):
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33 try:
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34 return self.config.get(self.section, option)
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35 except NoOptionError:
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36 return None
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37
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38 def set(self, option, value):
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39 if value is not None:
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40 self.config.set(self.section, option, value)
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41 else:
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42 self.config.remove_option(self.section, option)
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43
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44 defaults = self.config._defaults
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45 self.config._defaults = None
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46 with open(self.save_path, 'w') as save_file:
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47 self.config.write(save_file)
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48 self.config._defaults = defaults
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49
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50
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51 def patch_argument_parser():
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52 from argparse import ArgumentParser, _ActionsContainer
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53
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54 original_method = _ActionsContainer.add_argument
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55
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56 def add_argument(self, *args, **kwargs):
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57 if 'default' not in kwargs:
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58 dest = kwargs.get('dest')
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59 if dest is None:
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60 for dest in args:
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61 dest = dest.lstrip('-')
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62 value = self.default.get(dest)
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63 if value is not None:
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64 break
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65 else:
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66 dest = dest.replace('_', '-')
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67 value = self.default.get(dest)
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68 if value is not None:
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69 argument_type = kwargs.get('type')
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70 if argument_type is not None:
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71 value = argument_type(value)
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72 action = kwargs.get('action')
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73 if action == 'store_true':
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74 value = value.lower() == 'true'
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75 elif action == 'store_false':
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76 value = value.lower() != 'true'
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77 if kwargs.get('nargs') == '*' and isinstance(value, str):
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78 value = value.split()
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79 kwargs['default'] = value
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80 elif dest == 'double-buffer':
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81 kwargs['default'] = None
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82 return original_method(self, *args, **kwargs)
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83 _ActionsContainer.add_argument = add_argument
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84
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85 class Parser(ArgumentParser):
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86 def __init__(self, *args, **kwargs):
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87 self.default = kwargs.pop('default')
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88 ArgumentParser.__init__(self, *args, **kwargs)
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89
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90 def add_argument_group(self, *args, **kwargs):
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91 group = ArgumentParser.add_argument_group(self, *args, **kwargs)
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92 group.default = self.default
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93 group.add_argument_group = self.add_argument_group
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94 group.add_mutually_exclusive_group = self.add_mutually_exclusive_group
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95 return group
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96
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97 def add_mutually_exclusive_group(self, *args, **kwargs):
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98 group = ArgumentParser.add_mutually_exclusive_group(self, *args, **kwargs)
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99 group.default = self.default
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100 group.add_argument_group = self.add_argument_group
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101 group.add_mutually_exclusive_group = self.add_mutually_exclusive_group
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102 return group
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103
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104 return Parser
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105
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106
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107 ArgumentParser = patch_argument_parser()
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108
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109
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110 def parse_config(section, defaults):
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111 return Options(section, defaults)
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112
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113
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114 def parse_arguments(defaults):
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115 parser = ArgumentParser(description='Libre reimplementation of the Touhou 6 engine.', default=defaults)
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116
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117 parser.add_argument('data', metavar='DAT', nargs='*', help='Game’s data files')
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118 parser.add_argument('-p', '--path', metavar='DIRECTORY', help='Game directory path.')
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119 parser.add_argument('--debug', action='store_true', help='Set unlimited continues, and perhaps other debug features.')
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120 parser.add_argument('--verbosity', metavar='VERBOSITY', choices=['DEBUG', 'INFO', 'WARNING', 'ERROR', 'CRITICAL'], help='Select the wanted logging level.')
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121
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122 game_group = parser.add_argument_group('Game options')
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123 game_group.add_argument('-s', '--stage', metavar='STAGE', type=int, help='Stage, 1 to 7 (Extra), nothing means story mode.')
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124 game_group.add_argument('-r', '--rank', metavar='RANK', type=int, help='Rank, from 0 (Easy, default) to 3 (Lunatic).')
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125 game_group.add_argument('-c', '--character', metavar='CHARACTER', type=int, help='Select the character to use, from 0 (ReimuA, default) to 3 (MarisaB).')
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126 game_group.add_argument('-b', '--boss-rush', action='store_true', help='Fight only bosses.')
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127 game_group.add_argument('--game', metavar='GAME', help='Select the game engine to use.')
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128 game_group.add_argument('--interface', metavar='INTERFACE', help='Select the interface to use.')
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129 game_group.add_argument('--hints', metavar='HINTS', help='Hints file, to display text while playing.')
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130
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131 replay_group = parser.add_argument_group('Replay options')
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132 replay_group.add_argument('--replay', metavar='REPLAY', help='Select a file to replay.')
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133 replay_group.add_argument('--save-replay', metavar='REPLAY', help='Save the upcoming game into a replay file.')
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134 replay_group.add_argument('--skip-replay', action='store_true', help='Skip the replay and start to play when it’s finished.')
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135
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136 netplay_group = parser.add_argument_group('Netplay options')
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137 netplay_group.add_argument('--port', metavar='PORT', type=int, help='Local port to use.')
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138 netplay_group.add_argument('--remote', metavar='REMOTE', help='Remote address.')
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139 netplay_group.add_argument('--friendly-fire', action='store_true', help='Allow friendly-fire during netplay.')
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140
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141 graphics_group = parser.add_argument_group('Graphics options')
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142 graphics_group.add_argument('--frontend', metavar='FRONTEND', choices=['glfw', 'sdl'], help='Which windowing library to use (glfw or sdl).')
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143 graphics_group.add_argument('--backend', metavar='BACKEND', choices=['opengl', 'glide', 'sdl'], nargs='*', help='Which backend to use (opengl, glide or sdl).')
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144 graphics_group.add_argument('--fps-limit', metavar='FPS', type=int, help='Set fps limit. A value of 0 disables fps limiting, while a negative value limits to 60 fps if and only if vsync doesn’t work.')
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145 graphics_group.add_argument('--frameskip', metavar='FRAMESKIP', type=int, help='Set the frameskip, as 1/FRAMESKIP, or disabled if 0.')
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146 graphics_group.add_argument('--no-background', action='store_false', help='Disable background display (huge performance boost on slow systems).')
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147 graphics_group.add_argument('--no-particles', action='store_false', help='Disable particles handling (huge performance boost on slow systems).')
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148 graphics_group.add_argument('--no-sound', action='store_false', help='Disable music and sound effects.')
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149
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150 opengl_group = parser.add_argument_group('OpenGL backend options')
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151 opengl_group.add_argument('--gl-flavor', choices=['core', 'es', 'compatibility', 'legacy'], help='OpenGL profile to use.')
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152 opengl_group.add_argument('--gl-version', type=float, help='OpenGL version to use.')
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153
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154 double_buffer = opengl_group.add_mutually_exclusive_group()
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155 double_buffer.add_argument('--double-buffer', dest='double_buffer', action='store_true', help='Enable double buffering.')
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156 double_buffer.add_argument('--single-buffer', dest='double_buffer', action='store_false', help='Disable double buffering.')
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157
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158 return parser.parse_args()