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• X CyberPlant 0 is_parent of cyberplant.py (ID: 12451 :: weight 1) :: TEXTREC ::
  #DDH, based on code from Adafruit industries, mrGPL
  
  
  import os,glob
  
  
  import pygame
  
  
  DRUM_FOLDER = "KidsDay/drums2"
  
  
  BANK = os.path.join(os.path.dirname(__file__), DRUM_FOLDER)
  
  
   
  
  
  pygame.mixer.init(44100, -16, 1, 512)
  
  
  pygame.mixer.set_num_channels(16)
  
  
   
  
  
  files = glob.glob(os.path.join(BANK, "*.wav"))
  
  
  files.sort()
  
  
   
  
  
  samples = [pygame.mixer.Sound(f) for f in files]
  
  
   
  
  
   
  
  
  import sys
  
  
  import time
  
  
   
  
  
  import Adafruit_MPR121.MPR121 as MPR121
  
  
  print('Adafruit MPR121 Capacitive Touch Sensor Test')
  
  
   
  
  
  # Create MPR121 instance.
  
  
  cap = MPR121.MPR121()
  
  
   
  
  
  if not cap.begin():
  
  
      print('Error initializing MPR121.  Check your wiring!')
  
  
      sys.exit(1)
  
  
   
  
  
  def handle_hit(sensor_id):
  
  
      # event.channel is a zero based channel index for each pad
  
  
      # event.pad is the pad number from 1 to 8
  
  
      samples[sensor_id].play(loops=0)
  
  
      print("You hit pad {}, playing: {}".format(sensor_id,files[sensor_id]))
  
  
   
  
  
  # Alternatively, specify a custom I2C address such as 0x5B (ADDR tied to 3.3V),
  
  
  # 0x5C (ADDR tied to SDA), or 0x5D (ADDR tied to SCL).
  
  
  #cap.begin(address=0x5B)
  
  
   
  
  
  # Also you can specify an optional I2C bus with the bus keyword parameter.
  
  
  #cap.begin(busnum=1)
  
  
   
  
  
  # Main loop to print a message every time a pin is touched.
  
  
  print('Press Ctrl-C to quit.')
  
  
  last_touched = cap.touched()
  
  
  while True:
  
  
      current_touched = cap.touched()
  
  
      # Check each pin's last and current state to see if it was pressed or released.
  
  
      for i in range(12):
  
  
          # Each pin is represented by a bit in the touched value.  A value of 1
  
  
          # means the pin is being touched, and 0 means it is not being touched.
  
  
          pin_bit = 1 << i
  
  
          # First check if transitioned from not touched to touched.
  
  
          if current_touched & pin_bit and not last_touched & pin_bit:
  
  
              print('{0} touched!'.format(i))
  
  
              handle_hit(i)
  
  
          # Next check if transitioned from touched to not touched.
  
  
          if not current_touched & pin_bit and last_touched & pin_bit:
  
  
              print('{0} released!'.format(i))
  
  
      # Update last state and wait a short period before repeating.
  
  
      last_touched = current_touched
  
  
      time.sleep(0.1)
  
  
   

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