def flashButtonAnimation(color, animationSpeed=50): if color == YELLOW: sound = BEEP1 flashColor = BRIGHTYELLOW rectangle = YELLOWRECT elif color == BLUE: sound = BEEP2 flashColor = BRIGHTBLUE rectangle = BLUERECT elif color == RED: sound = BEEP3 flashColor = BRIGHTRED rectangle = REDRECT elif color == GREEN: sound = BEEP4 flashColor = BRIGHTGREEN rectangle = GREENRECT r, g, b, a = flashColor channel = sdlmixer.Mix_PlayChannel(-1, sound, 0) for start, end, step in ((0, 255, 1), (255, 0, -1)): # animation loop for alpha in range(start, end, animationSpeed * step): handle_events() REN.fill(rectangle, color) REN.fill(rectangle, (r,g,b,alpha)) REN.present() sdl2.SDL_Delay(1000//FPS) REN.fill(rectangle, color) REN.present()
def play(self, loops):
channel = sdlmixer.Mix_PlayChannel(channel=-1,
chunk=self.sample,
loops=loops)
if channel == -1:
raise RuntimeError("Cannot play sample: {}".format(
sdlmixer.Mix_GetError()))
return channel
def play(self):
while (True):
yield
if self.model.state[0] == 'lineclear':
sdlmixer.Mix_PlayChannel(-1, self.erasefx, 0)
while (self.model.state[0] != 'are'):
yield
sdlmixer.Mix_PlayChannel(-1, self.dropfx, 0)
while (self.model.state[0] == 'are'):
yield
if self.model.state[0] == 'are':
sdlmixer.Mix_PlayChannel(-1, self.lockfx, 0)
while (self.model.state[0] == 'are'):
yield
if self.model.state[0] == 'spawn':
sdlmixer.Mix_PlayChannel(-1, self.blockfx[self.model.next[1]],
0)
continue
def gameOverAnimation(color=WHITE, animationSpeed=50): # play all beeps at once, then flash the background # play all four beeps at the same time, roughly. channel = sdlmixer.Mix_PlayChannel(-1, BEEP1, 0) channel = sdlmixer.Mix_PlayChannel(-1, BEEP2, 0) channel = sdlmixer.Mix_PlayChannel(-1, BEEP3, 0) channel = sdlmixer.Mix_PlayChannel(-1, BEEP4, 0) r, g, b, a = color for i in range(3): # do the flash 3 times for start, end, step in ((0, 255, 1), (255, 0, -1)): # The first iteration in this loop sets the following for loop # to go from 0 to 255, the second from 255 to 0. for alpha in range(start, end, animationSpeed * step): # animation loop # alpha means transpaRENcy. 255 is opaque, 0 is invisible handle_events() REN.fill((0, 0, WINDOWWIDTH, WINDOWHEIGHT), (r,g,b,alpha)) drawButtons() REN.present() sdl2.SDL_Delay(1000//FPS)
def object_play_sound(self,
game_object,
sound_filename,
loops=0,
allow_multiple=False):
# TODO: volume param? sdlmixer.MIX_MAX_VOLUME if not specified
# bail if same object isn't allowed to play same sound multiple times
if not allow_multiple and sound_filename in self.playing_sounds:
for playing_sound in self.playing_sounds[sound_filename]:
if playing_sound.go is game_object:
return
sound = self.register_sound(sound_filename)
channel = sdlmixer.Mix_PlayChannel(-1, sound, loops)
# add sound to dicts of playing sounds and channels
new_playing_sound = PlayingSound(sound_filename, channel, game_object,
loops == -1)
if sound_filename in self.playing_sounds:
self.playing_sounds[sound_filename].append(new_playing_sound)
else:
self.playing_sounds[sound_filename] = [new_playing_sound]
self.playing_channels[channel] = new_playing_sound
def play(self, volume=1.0, repeat=1):
'''
Play the sound
*Parameters:*
- `volume`: Sound volume 0.0 to 1.0
- `repeat`: Number of time to repeat the sound, 0=infinity
*Returns:*
Channel id of the sound
'''
channel = mixer.Mix_PlayChannel(-1, self.sample, repeat-1)
if channel == -1:
msg = "Cannot play the sound: %s" % mixer.Mix_GetError()
logger.error(msg)
raise SoundError(msg)
mixer.Mix_Volume(channel, int(mixer.MIX_MAX_VOLUME * volume))
return channel
def play(self, sound):
self.played.append(sound.path)
chunk = sound.raw
if sdlmixer.Mix_PlayChannel(-1, chunk, 0) == -1:
raise Exception("Could not play chunk")
sdlmixer.Mix_HaltChannel(-1)
def play(chunk):
if sdlmixer.Mix_PlayChannel(-1, chunk, 0) == -1:
raise Exception("Could not play chunk")
raise RuntimeError("Cannot initialize audio system: {}".format(
sdl2.SDL_GetError()))
# int Mix_OpenAudio(int frequency, Uint16 format, int channels, int chunksize)
if sdlmixer.Mix_OpenAudio(44100, sdlmixer.MIX_DEFAULT_FORMAT, 2, 1024):
raise RuntimeError("Cannot open mixed audio: {}".format(
sdlmixer.Mix_GetError()))
sdlmixer.Mix_AllocateChannels(64)
sound_file = RESOURCES.get_path("Cat.wav")
sample = sdlmixer.Mix_LoadWAV(sdl2.ext.compat.byteify(sound_file, "utf-8"))
if sample is None:
raise RuntimeError("Cannot open audio file: {}".format(
sdlmixer.Mix_GetError()))
count = 5
while count > 0:
channel = sdlmixer.Mix_PlayChannel(channel=-1, chunk=sample, loops=0)
sdlmixer.Mix_SetPosition(channel, 270, 100)
print(channel)
if channel == -1:
raise RuntimeError("Cannot play sample: {}".format(
sdlmixer.Mix_GetError()))
# while sdlmixer.Mix_Playing(channel):
sdl2.SDL_Delay(800)
count -= 1
sdlmixer.Mix_CloseAudio()
sdl2.SDL_Quit(sdl2.SDL_INIT_AUDIO)
def play(self, chunk):
self.played.append(chunk)
if sdlmixer.Mix_PlayChannel(-1, chunk, 0) == -1:
raise Exception("Could not play chunk")
sdlmixer.Mix_HaltChannel(-1)