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annotate gamelib/sound.py @ 90:23a8b2e49e9f

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Added ability to initialize sound and play sounds, and handle sound not working / file being missing etc
author David Fraser <davidf@sjsoft.com>
date Wed, 02 Sep 2009 10:34:22 +0000
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children 529a4d41c67a
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90
23a8b2e49e9f Added ability to initialize sound and play sounds, and handle sound not working / file being missing etc
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1 import os
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2 import pygame
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3
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4 import data
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5 import constants
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6
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7 SOUND_INITIALIZED = False
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9 def init_sound():
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10 """initialize the sound system"""
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11 global SOUND_INITIALIZED
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12 try:
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13 pygame.mixer.init(constants.FREQ, constants.BITSIZE, constants.CHANNELS, constants.BUFFER)
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14 SOUND_INITIALIZED = True
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15 except pygame.error, exc:
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16 print >>sys.stderr, "Could not initialize sound system: %s" % exc
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17
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18 def play_sound(filename):
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19 """plays the sound with the given filename from the data sounds directory"""
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20 if not SOUND_INITIALIZED:
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21 return
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22 file_path = data.filepath("sounds", filename)
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23 if not os.path.exists(file_path):
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24 return
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25 pygame.mixer.music.load(file_path)
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26 pygame.mixer.music.play()
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