/
conductor.py
150 lines (124 loc) · 4.3 KB
/
conductor.py
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import threading
import performer
import watchman
import tools
import bass
import chords
import drum
import melody
import section
import math
import random
relativekey = "C"
relativemode = "major"
circleno = 0
cycle = 4
def init_values(parent):
global relativekey
global relativemode
relativekey = parent.user_key
relativemode = parent.user_mode
if parent.user_prog_type == "random":
temp_progs = parent.prog_types
del temp_progs["Random"]
random_type = temp_progs[random.choice(list(temp_progs.keys()))]
revprogs = dict((v,k) for k,v in temp_progs.iteritems())
parent.set_user_prog_type(revprogs[random_type])
def gen_templates(inst):
if inst == "bass":
bass.gen()
elif inst == "melody":
melody.gen()
elif inst == "drums":
drum.gen()
elif inst == "chords":
chords.gen()
elif inst == "section":
section.gen()
def prog_relative(parent, key, mode):
global relativekey
global relativemode
modbar = performer.bar % cycle
if modbar == 0:
if relativemode == "major":
relativekey = tools.midi_to_genletter((tools.roots[key] - 3) % 12)
relativemode = "minor"
elif relativemode == "minor":
relativekey = tools.midi_to_genletter((tools.roots[key] + 3) % 12)
relativemode = "major"
elif modbar == cycle:
relativekey = key
relativemode = mode
def prog_none(parent, key, mode):
return 0
def prog_random(parent, key, mode):
return 0
def prog_blues(parent, key, mode):
global relativekey
modbar = performer.bar % (3 * cycle)
if modbar == 0 or modbar == cycle + (cycle / 2) or modbar == ((2 * cycle) + (cycle / 2)):
relativekey = tools.midi_to_genletter((tools.roots[key]) % 12)
elif modbar == cycle or modbar == (2 * cycle) + (cycle / 4):
relativekey = tools.midi_to_genletter((tools.roots[key] + 5) % 12)
elif modbar == (2 * cycle):
relativekey = tools.midi_to_genletter((tools.roots[key] + 7) % 12)
def prog_fifth(parent, key, mode):
global relativekey
modbar = performer.bar % (2 * cycle)
if modbar == 0:
relativekey = tools.midi_to_genletter((tools.roots[key] + 7) % 12)
elif modbar == cycle:
relativekey = key
def prog_50s(parent, key, mode):
global relativekey
modbar = performer.bar % (4 * cycle)
if modbar == 0:
relativekey = tools.midi_to_genletter((tools.roots[key]) % 12)
elif modbar == cycle:
relativekey = tools.midi_to_genletter((tools.roots[key] + 9) % 12)
elif modbar == (2 * cycle):
relativekey = tools.midi_to_genletter((tools.roots[key] + 5) % 12)
elif modbar == (3 * cycle):
relativekey = tools.midi_to_genletter((tools.roots[key] + 7) % 12)
def prog_circ5(parent, key, mode):
global circleno, relativekey
modbar = performer.bar % cycle
if modbar == 0:
relativekey = tools.midi_to_genletter((tools.roots[key] + (7 * math.ceil(circleno))) % 12)
circleno += (1 / performer.tsig)
def prog_circ4(parent, key, mode):
global circleno, relativekey
modbar = performer.bar % cycle
if modbar == 0:
relativekey = tools.midi_to_genletter((tools.roots[key] + (5 * math.ceil(circleno))) % 12)
circleno += (1 / performer.tsig)
def progression(parent, prog_type, key, mode):
if prog_type == "none":
prog_none(parent, key, mode)
elif prog_type == "random":
prog_random(parent, key, mode)
elif prog_type == "blues":
prog_blues(parent, key, mode)
elif prog_type == "relative":
prog_relative(parent, key, mode)
elif prog_type == "fifth":
prog_fifth(parent, key, mode)
elif prog_type == "50s":
prog_50s(parent, key, mode)
elif prog_type == "circ4":
prog_circ4(parent, key, mode)
elif prog_type == "circ5":
prog_circ5(parent, key, mode)
else:
print "Incorrect progression call."
def conduct(parent):
global relativemode
global relativekey
if watchman.active == True:
chords.play()
bass.play()
drum.play()
melody.play()
if performer.bar > 0:
progression(parent, parent.user_prog_type, parent.user_key, parent.user_mode)
threading.Timer(performer.tempo_in_time * performer.tsig,conduct,[parent]).start()