Mercurial > touhou
annotate pytouhou/ui/music.py @ 436:cb5c68598ab0
Cythonize pytouhou.utils.maths and pytouhou.utils.vector.
author | Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> |
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date | Wed, 07 Aug 2013 11:34:42 +0200 |
parents | b1248bab2d0f |
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1 # -*- encoding: utf-8 -*- |
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2 ## |
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3 ## Copyright (C) 2012 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 |
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16 from os.path import join |
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17 from glob import glob |
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18 from pytouhou.lib import sdl |
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19 from pytouhou.utils.helpers import get_logger |
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20 |
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21 logger = get_logger(__name__) |
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22 |
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23 |
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24 class MusicPlayer(object): |
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25 def __init__(self, resource_loader, bgms): |
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26 self.bgms = [] |
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27 for bgm in bgms: |
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28 if not bgm: |
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29 self.bgms.append(None) |
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30 continue |
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31 posname = bgm[1].replace('bgm/', '').replace('.mid', '.pos') |
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32 try: |
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33 track = resource_loader.get_track(posname) |
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34 except KeyError: |
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35 self.bgms.append(None) |
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36 logger.warn(u'Music description “%s” not found.', posname) |
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37 continue |
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38 globname = join(resource_loader.game_dir, bgm[1]).replace('.mid', '.*') |
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39 filenames = glob(globname) |
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40 for filename in reversed(filenames): |
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41 try: |
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42 source = sdl.load_music(filename) |
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43 except sdl.SDLError as error: |
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44 logger.debug(u'Music file “%s” unreadable: %s', filename, error) |
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45 continue |
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46 else: |
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47 source.set_loop_points(track.start / 44100., track.end / 44100.) #TODO: retrieve the sample rate from the actual track. |
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48 self.bgms.append(source) |
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49 logger.debug(u'Music file “%s” opened.', filename) |
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50 break |
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51 else: |
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52 self.bgms.append(None) |
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53 logger.warn(u'No working music file for “%s”, disabling bgm.', globname) |
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54 |
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55 def play(self, index): |
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56 bgm = self.bgms[index] |
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57 if bgm: |
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58 bgm.play(-1) |
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59 |
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60 |
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61 class SFXPlayer(object): |
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62 def __init__(self, loader, volume=.42): |
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63 self.loader = loader |
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64 self.channels = {} |
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65 self.sounds = {} |
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66 self.volume = volume |
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67 self.next_channel = 0 |
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68 |
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69 def get_channel(self, name): |
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70 if name not in self.channels: |
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71 self.channels[name] = self.next_channel |
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72 self.next_channel += 1 |
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73 return self.channels[name] |
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74 |
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75 def get_sound(self, name): |
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76 if name not in self.sounds: |
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77 wave_file = self.loader.get_file(name) |
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78 self.sounds[name] = sdl.load_chunk(wave_file) |
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79 self.sounds[name].volume = self.volume |
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80 return self.sounds[name] |
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81 |
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82 def play(self, name, volume=None): |
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83 sound = self.get_sound(name) |
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84 channel = self.get_channel(name) |
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85 if volume: |
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86 sdl.mix_volume(channel, volume) |
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87 sound.play(channel, 0) |
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88 |
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89 |
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90 class NullPlayer(object): |
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91 def __init__(self, loader=None, bgms=None): |
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92 pass |
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93 |
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94 def play(self, name, volume=None): |
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95 pass |