def play_note(note):
"""play_note determines the coordinates of a note on the keyboard image
and sends a request to play the note to the fluidsynth server"""
global text
octave_offset = (note.octave - LOWEST) * width
if note.name in WHITE_KEYS:
# Getting the x coordinate of a white key can be done automatically
w = WHITE_KEYS.index(note.name) * white_key_width
w = w + octave_offset
# Add a list containing the x coordinate, the tick at the current time
# and of course the note itself to playing_w
playing_w.append([w, tick, note])
else:
# For black keys I hard coded the x coordinates. It's ugly.
i = BLACK_KEYS.index(note.name)
if i == 0:
w = 18
elif i == 1:
w = 58
elif i == 2:
w = 115
elif i == 3:
w = 151
else:
w = 187
w = w + octave_offset
playing_b.append([w, tick, note])
# To find out what sort of chord is being played we have to look at both the
# white and black keys, obviously:
notes = playing_w + playing_b
notes.sort()
notenames = []
for n in notes:
notenames.append(n[2].name)
# Determine the chord
det = chords.determine(notenames)
if det != []:
det = det[0]
else:
det = ''
# And render it onto the text surface
t = font.render(det, 2, (0, 0, 0))
text.fill((255, 255, 255))
text.blit(t, (0, 0))
def play_note(note): """play_note determines the coordinates of a note on the keyboard image and sends a request to play the note to the fluidsynth server""" global text octave_offset = (note.octave - LOWEST) * width if note.name in WHITE_KEYS: # Getting the x coordinate of a white key can be done automatically w = WHITE_KEYS.index(note.name) * white_key_width w = w + octave_offset # Add a list containing the x coordinate, the tick at the current time and # of course the note itself to playing_w playing_w.append([w, tick, note]) else: # For black keys I hard coded the x coordinates. It's ugly. i = BLACK_KEYS.index(note.name) if i == 0: w = 18 elif i == 1: w = 58 elif i == 2: w = 115 elif i == 3: w = 151 else: w = 187 w = w + octave_offset playing_b.append([w, tick, note]) # To find out what sort of chord is being played we have to look # at both the white and black keys, obviously: notes = playing_w + playing_b notes.sort() notenames = [] for n in notes: notenames.append(n[2].name) # Determine the chord det = chords.determine(notenames) if det != []: det = det[0] else: det = "" # And render it onto the text surface t = font.render(det, 2, (0,0,0)) text.fill((255,255,255)) text.blit(t, (0,0)) # Play the note fluidsynth.play_Note(note, channel, 100)