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annotate pytouhou/ui/gamerunner.pyx @ 783:ec1e06402a97

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Replace SDL2_mixer with the kira crate
author Link Mauve <linkmauve@linkmauve.fr>
date Fri, 21 Nov 2025 10:21:59 +0100
parents 80687f258001
children
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fab7ad2f0d8b Use Cython, improve performances!
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1 # -*- encoding: utf-8 -*-
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2 ##
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3 ## Copyright (C) 2011 Thibaut Girka <thib@sitedethib.com>
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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 cimport cython
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16
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17 from pytouhou.lib.gui cimport EXIT, PAUSE, SCREENSHOT, RESIZE, FULLSCREEN
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18
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19 from .window cimport Window, Runner
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20 from libtouhou import Audio
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21 from pytouhou.game.game cimport Game
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22
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23
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24 class DummyAudio:
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25 def play(self, name):
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26 pass
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27
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28 def play_bgm(self, track):
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29 pass
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30
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31
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32 cdef class GameRunner(Runner):
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33 cdef object background, con, resource_loader, keys, replay_level, common
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34 cdef Game game
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35 cdef Window window
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36 cdef list save_keystates
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37 cdef bint skip, audio
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38
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39 # Since we want to support multiple renderers, don’t specify its type.
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40 #TODO: find a way to still specify its interface.
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41 cdef object renderer
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42
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43 def __init__(self, Window window, renderer, common, resource_loader,
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44 bint skip=False, con=None, bint audio=True):
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45 self.renderer = renderer
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46 self.common = common
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47 self.resource_loader = resource_loader
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48
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49 self.window = window
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50 self.replay_level = None
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51 self.skip = skip
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52 self.con = con
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53 self.audio = audio
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54
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55 self.width = common.interface.width
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56 self.height = common.interface.height
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57
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58
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59 def load_game(self, Game game, background=None, bgms=None, replay=None,
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60 save_keystates=None):
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61 self.game = game
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62 self.background = background
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63
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64 if self.renderer is not None:
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65 self.renderer.load_textures(self.resource_loader.instanced_anms)
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66 self.renderer.load_background(background)
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67
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68 self.set_input(replay)
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69 if replay and replay.levels[game.stage - 1]:
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70 game.players[0].lives = self.replay_level.lives
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71 game.players[0].power = self.replay_level.power
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72 game.players[0].bombs = self.replay_level.bombs
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73 game.difficulty = self.replay_level.difficulty
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74
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75 self.save_keystates = save_keystates
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76
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77 if self.audio:
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78 game.music = Audio(self.resource_loader, bgms)
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79 else:
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80 game.music = DummyAudio()
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81 if bgms is not None:
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82 game.music.play_bgm(0)
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83
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84 game.sfx_player = game.music if not self.skip else DummyAudio()
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85
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86
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87 cdef bint set_input(self, replay=None) except True:
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88 if not replay or not replay.levels[self.game.stage-1]:
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89 self.replay_level = None
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90 else:
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91 self.replay_level = replay.levels[self.game.stage-1]
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92 self.keys = self.replay_level.iter_keystates()
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93
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94
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95 @cython.cdivision(True)
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96 cdef bint set_renderer_size(self, long width, long height) except True:
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97 if self.renderer is not None:
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98 runner_width = float(self.width)
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99 runner_height = float(self.height)
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100
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101 scale = min(width / runner_width,
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102 height / runner_height)
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103
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104 new_width = <long>(runner_width * scale)
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105 new_height = <long>(runner_height * scale)
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106
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107 x = (width - new_width) // 2
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108 y = (height - new_height) // 2
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109
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110 self.renderer.size = x, y, new_width, new_height
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112
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113 cdef bint start(self) except True:
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114 if self.renderer is not None:
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115 self.set_renderer_size(self.width, self.height)
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116 self.renderer.start(self.common)
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117
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118
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119 cdef bint capture(self) except True:
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120 if self.renderer is not None:
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121 filename = 'screenshot/frame%06d.ppm' % self.game.frame
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122 self.renderer.capture(filename, self.width, self.height)
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123
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124
606
3c2f96f1d715 Fix compilation under Cython 0.22, by making the pyx and the pxd declarations’ except clause similar.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 594
diff changeset
125 cpdef bint update(self, bint render) except -1:
458
1b56d62250ab Make pytouhou.ui.{window,shader,game{runner,renderer}} extension types.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 456
diff changeset
126 cdef long keystate
592
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127 capture = False
458
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128
508
1bc014f9d572 Make GameRunner entirely independent of Window or GameRenderer, so we can run a game without display.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 504
diff changeset
129 if self.background is not None:
151
5cf927cbd9c5 Merge GameState into Game. TODO: Merge PlayerState into Player
Thibaut Girka <thib@sitedethib.com>
parents: 146
diff changeset
130 self.background.update(self.game.frame)
635
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diff changeset
131 for event, args in self.window.get_events():
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diff changeset
132 if event == EXIT:
422
52829ebe2561 Refactor window management in its own class.
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diff changeset
133 return False
635
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Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 617
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134 elif event == PAUSE:
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parents: 617
diff changeset
135 return False # TODO: implement the pause.
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parents: 617
diff changeset
136 elif event == FULLSCREEN:
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Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 617
diff changeset
137 self.window.toggle_fullscreen()
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Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 617
diff changeset
138 elif event == SCREENSHOT:
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Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 617
diff changeset
139 capture = True
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Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 617
diff changeset
140 elif event == RESIZE:
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Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 617
diff changeset
141 width, height = args
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Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 617
diff changeset
142 self.set_renderer_size(width, height)
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Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 617
diff changeset
143 if self.window is not None:
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Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 617
diff changeset
144 self.window.set_size(width, height)
508
1bc014f9d572 Make GameRunner entirely independent of Window or GameRenderer, so we can run a game without display.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 504
diff changeset
145 if self.replay_level is None:
635
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Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 617
diff changeset
146 keystate = self.window.get_keystate()
508
1bc014f9d572 Make GameRunner entirely independent of Window or GameRenderer, so we can run a game without display.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 504
diff changeset
147 else:
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Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 504
diff changeset
148 try:
1bc014f9d572 Make GameRunner entirely independent of Window or GameRenderer, so we can run a game without display.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 504
diff changeset
149 keystate = self.keys.next()
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Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 504
diff changeset
150 except StopIteration:
187
46793ccfedca Implement replays.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 158
diff changeset
151 keystate = 0
508
1bc014f9d572 Make GameRunner entirely independent of Window or GameRenderer, so we can run a game without display.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 504
diff changeset
152 if self.skip:
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Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 504
diff changeset
153 self.set_input()
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Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 504
diff changeset
154 self.skip = False
783
ec1e06402a97 Replace SDL2_mixer with the kira crate
Link Mauve <linkmauve@linkmauve.fr>
parents: 635
diff changeset
155 self.game.sfx_player = self.game.music
508
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Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 504
diff changeset
156
1bc014f9d572 Make GameRunner entirely independent of Window or GameRenderer, so we can run a game without display.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 504
diff changeset
157 if self.save_keystates is not None:
1bc014f9d572 Make GameRunner entirely independent of Window or GameRenderer, so we can run a game without display.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 504
diff changeset
158 self.save_keystates.append(keystate)
187
46793ccfedca Implement replays.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 158
diff changeset
159
508
1bc014f9d572 Make GameRunner entirely independent of Window or GameRenderer, so we can run a game without display.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 504
diff changeset
160 if self.con is not None:
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Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 504
diff changeset
161 self.con.run_iter(self.game, keystate)
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Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 504
diff changeset
162 else:
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Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 504
diff changeset
163 self.game.run_iter([keystate])
373
6deab6ad8be8 Add the ability to save a replay.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 370
diff changeset
164
549
56bca8ce4b68 Add a very simple sample interface.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 538
diff changeset
165 labels = self.game.interface.labels
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Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 538
diff changeset
166 if self.window is not None and 'framerate' in labels:
56bca8ce4b68 Add a very simple sample interface.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 538
diff changeset
167 labels['framerate'].set_text('%.2ffps' % self.window.get_fps())
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Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 538
diff changeset
168
594
12756994a92c Make frameskip actually skip the rendering part, not just the buffer swap.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 592
diff changeset
169 if render and not self.skip and self.renderer is not None:
503
c622eaf64428 Optimize GameRunner some more, fix replay, and remove Window dependency in Renderer.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 494
diff changeset
170 self.renderer.render(self.game)
549
56bca8ce4b68 Add a very simple sample interface.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 538
diff changeset
171
592
19d930f9e3f0 Add the screenshot feature, using P or Home like the original game.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 578
diff changeset
172 if capture:
19d930f9e3f0 Add the screenshot feature, using P or Home like the original game.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 578
diff changeset
173 self.capture()
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Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
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diff changeset
174
422
52829ebe2561 Refactor window management in its own class.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 421
diff changeset
175 return True