src/instruments/Instrument.py

   1 '''
   2 Created on 15 juil. 2009
   3
   4 @author: Samuel Benveniste
   5 '''
   6
   7 class Instrument:
   8     '''
   9     Object representing an instrument.
  10
  11         notes:
  12             The MIDI numbers of the notes played by this instrument (usually a scale)
  13         channel:
  14             The channel corresponding to the instrument in the synthesizer
  15         image:
  16             The image for the instrument
  17     '''
  18
  19     def __init__(self, notes, channel, image, octave = 0):
  20         '''
  21         Constructor
  22
  23         notes:
  24             The MIDI numbers of the notes played by this instrument (usually a scale)
  25         channel:
  26             The channel corresponding to the instrument in the synthesizer
  27         image:
  28             The image for the instrument
  29         '''
  30
  31         self.notes = [loop+12*octave for loop in notes]
  32         self.octave = octave
  33         self.channel = channel
  34         self.image = image
  35
  36     def getNote(self,noteNumber):
  37         if noteNumber == None :
  38             return(None)
  39         else :
  40             return(self.notes[noteNumber])
  41
  42     def getNoteByNoteNumber(self,baseMidiNoteNumber):
  43         if baseMidiNoteNumber == None:
  44             return(None)
  45         else :
  46             return(baseMidiNoteNumber+self.octave*12)