Mercurial > touhou
view pytouhou/ui/music.pyx @ 658:3a9d82a02c88
Add a contructor for enemy, and a new example.
author | Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> |
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date | Sat, 10 Aug 2019 12:48:01 +0200 (2019-08-10) |
parents | 4ce3ef053a25 |
children | d18c0bf11138 |
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# -*- encoding: utf-8 -*- ## ## Copyright (C) 2012 Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> ## ## This program is free software; you can redistribute it and/or modify ## it under the terms of the GNU General Public License as published ## by the Free Software Foundation; version 3 only. ## ## This program is distributed in the hope that it will be useful, ## but WITHOUT ANY WARRANTY; without even the implied warranty of ## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the ## GNU General Public License for more details. ## from os.path import join from glob import glob from pytouhou.lib import sdl from pytouhou.lib.sdl cimport load_music, Music, load_chunk, Chunk from pytouhou.utils.helpers import get_logger from pytouhou.game.music cimport MusicPlayer logger = get_logger(__name__) cdef class BGMPlayer(MusicPlayer): cdef list bgms def __init__(self, resource_loader, bgms): self.bgms = [] for bgm in bgms: if not bgm: self.bgms.append(None) continue posname = bgm[1].replace('bgm/', '').replace('.mid', '.pos') try: track = resource_loader.get_track(posname) except KeyError: track = None logger.warn('Music description “%s” not found, continuing without looping data.', posname) globname = join(resource_loader.game_dir, bgm[1]).replace('.mid', '.*') filenames = glob(globname) for filename in reversed(filenames): try: source = load_music(filename) except sdl.SDLError as error: logger.debug('Music file “%s” unreadable: %s', filename, error) continue else: if track is not None: source.set_loop_points(track.start / 44100., track.end / 44100.) #TODO: retrieve the sample rate from the actual track. self.bgms.append(source) logger.debug('Music file “%s” opened.', filename) break else: self.bgms.append(None) logger.warn('No working music file for “%s”, disabling bgm.', globname) cpdef play(self, index): cdef Music bgm bgm = self.bgms[index] if bgm is not None: bgm.play(-1) cdef class SFXPlayer(MusicPlayer): cdef object loader cdef dict channels, sounds cdef float volume cdef int next_channel def __init__(self, loader, volume=.42): self.loader = loader self.channels = {} self.sounds = {} self.volume = volume self.next_channel = 0 cdef int get_channel(self, name) except -1: if name not in self.channels: self.channels[name] = self.next_channel self.next_channel += 1 return self.channels[name] cdef Chunk get_sound(self, name): cdef Chunk chunk if name not in self.sounds: try: wave_file = self.loader.get_file(name) chunk = load_chunk(wave_file) except (KeyError, sdl.SDLError) as error: logger.warn('Sound “%s” not found: %s', name, error) chunk = None else: chunk.set_volume(self.volume) self.sounds[name] = chunk return self.sounds[name] cpdef play(self, name): sound = self.get_sound(name) if sound is None: return channel = self.get_channel(name) sound.play(channel, 0) cpdef set_volume(self, name, float volume): sound = self.get_sound(name) if sound is not None: sound.set_volume(volume)