def __init__( self, id, a, d, s, r, scale, duration ):
print "adsr init!"
self._nodeID = id
self.attack = a
self.decay = d
self.sustain = s
self.release = r
self.scale = scale
self.duration = duration
self.start_time = libSPINPyWrap.time_s()
def run( self ):
t = libSPINPyWrap.time_s()
val = 0
if (t > self.start_time + self.duration ):
self.start_time = t;
# start < NOW < start + attack
if ( self.start_time <= t and
t < self.start_time + self.attack ):
#print "ATTACK"
val = interpolate( 0, self.scale, self.attack, t - self.start_time)
# start + attack < NOW < start + attack + decay
elif ( self.start_time + self.attack <= t and
t < self.start_time + self.attack + self.decay ):
#print "DECAY"
val = interpolate( self.scale, self.sustain*self.scale, self.decay, t - self.start_time - self.attack )
# start + attack + decay < NOW < start + soundclip duration - decay
elif ( self.start_time + self.attack + self.decay <= t and
t < self.start_time + self.duration - self.release ):
#print "SUSTAIN"
val = self.sustain*self.scale
# start + soundclip duration - release < NOW < start + soundclip duration
elif ( self.start_time + self.duration - self.release <= t and
t <self.start_time + self.duration ):
#print "RELEASE"
val = interpolate( self.sustain*self.scale, 0, self.release , t - (self.start_time + self.duration - self.release) )
else:
print "DONE"
libSPINPyWrap.callback( self._nodeID, "setTranslation", [0, 0, val], 1 )