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can adjust speed of sequences by binding set_automation_speed, range is -2.0x to +2.0x

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This commit is contained in:
Tristan Rowley
2020-01-14 23:19:41 +00:00
parent 02772e8c58
commit e2de50c38a
1 changed files with 41 additions and 13 deletions
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54
data_centre/plugin_collection.py
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@@ -44,14 +44,20 @@ class SequencePlugin(Plugin):
( r"toggle_pause_automation", self.toggle_pause_automation ),
( r"pause_automation", self.pause_automation ),
( r"toggle_loop_automation", self.toggle_loop_automation ),
( r"set_automation_speed", self.set_speed ),
]
def position(self, now):
def set_speed(self, speed):
self.speed = 2.0 * (2.0*(speed-0.5))
print ("automation speed is now %s" % self.speed)
"""def position(self, now):
import time
passed = now - self.automation_start
if self.duration>0:
position = passed / self.duration*1000
return position
return position"""
position = 0.0
def toggle_automation(self):
if not self.is_playing():
@@ -70,10 +76,27 @@ class SequencePlugin(Plugin):
def toggle_pause_automation(self):
self.pause_flag = not self.is_paused()
self.pause_flag = self.is_paused() and self.is_playing()
if not self.is_paused() and not self.is_playing():
self.last_delta = -1
#self.pause_flag = self.is_paused() and self.is_playing()
if not self.is_paused() and self.is_playing(): #not self.is_playing():
self.run_automation()
last_delta = -1
def delta(self, now):
if self.last_delta==-1:
self.last_delta = now
r = now - self.last_delta
self.last_delta = now
return r
speed = 0.25 #1.0
def move_delta(self, delta, speed):
self.position += delta * speed
if self.looping and self.position>1.0:
self.position = 0.0
elif self.looping and self.position<0:
self.position = 1.0
store_passed = None
pause_flag = True
stop_flag = False
@@ -87,31 +110,35 @@ class SequencePlugin(Plugin):
now = time.time()
if self.looping and self.automation_start is not None and (now - self.automation_start >= self.duration/1000):
"""if self.looping and self.automation_start is not None and (now - self.automation_start >= self.duration/1000):
print("restarting as start reached %s" % self.automation_start)
self.iterations_count += 1
self.automation_start = None
self.automation_start = None"""
if not self.automation_start:
"""if not self.automation_start:
self.automation_start = now
print ("%s: starting automation" % self.automation_start)
self.pause_flag = False
self.pause_flag = False"""
#print("running automation at %s!" % self.position)
if not self.is_paused():
self.store_passed = None
self.run_sequence(self.position(now))
delta = self.delta(now)
self.move_delta(delta, self.speed)
self.run_sequence(self.position)
#print("position is now %s" % self.position)
#self.run_sequence(self.position(now))
#print ("%s: automation_start is %s" % (time.time()-self.automation_start,self.automation_start))
else:
"""else:
#print ("%s: about to reset automation_start" % self.automation_start)
#print (" got passed %s" % (time.time() - self.automation_start))
if not self.store_passed:
self.store_passed = (now - self.automation_start)
self.automation_start = now - self.store_passed
#print ("%s: reset automation_start to %s" % (time.time()-self.automation_start,self.automation_start))
#return
#return"""
if (now - self.automation_start < self.duration/1000) and not self.stop_flag:
if not self.stop_flag: # and (now - self.automation_start < self.duration/1000):
self.pc.midi_input.root.after(self.frequency, self.run_automation)
else:
print("%s: stopping ! (stop_flag %s)" % ((now - self.automation_start),self.stop_flag) )
@@ -123,7 +150,8 @@ class SequencePlugin(Plugin):
return self.pause_flag
def is_playing(self):
return self.automation_start is not None
return not self.is_paused() or self.stop_flag
#return self.automation_start is not None
def run_sequence(self, position):
raise NotImplementedError