midiOSCesp/esp/lserver.py

#!/usr/bin/env python
# -*- coding: utf-8 -*-
'''
Led data pin : D5 (GPIO14)
'''

import sys, time
import socket
from uosc.server import run_server, split_oscstr, parse_message, parse_bundle
from uosc.client import send
from uosc.client import Client
from machine import Pin
import mynetconf as netconf
import machine, neopixel


print('Loading OSC server module...')


MAX_DGRAM_SIZE = 1472

OSCport = 9001

ledpin = Pin(2, Pin.OUT)
ESPledstate = False
stripin = Pin(14, Pin.OUT)

n = 144
np = neopixel.NeoPixel(stripin, n)
motherip = "192.168.2.104"
motherosc = Client(motherip, 9002)

leftnote = 36

def ESPledon():
    global ESPledstate
    
    ledpin.value(0) # LED ON
    ESPledstate = True

def ESPledoff():
    global ESPledstate

    ledpin.value(1) # LED OFF
    ESPledstate = False

ESPledoff()


def noteledon(notenumber, velocity, r = 128, g=0 , b=64 ):
    
    if notenumber > leftnote-1:

        np[int((notenumber-leftnote)*2)] = (velocity*2,g,b)
        np[int((notenumber-leftnote)*2)+1] = (velocity*2,g,b)
        np.write()
        motherosc.send('/noteledon', notenumber)
    else:
        motherosc.send('/notetoolow', notenumber)

def noteledoff(notenumber):

    if notenumber > leftnote-1:
        np[int((notenumber-leftnote)*2)] = (0, 0, 0)
        np[int((notenumber-leftnote)*2)+1] = (0, 0, 0)
        np.write()
        motherosc.send('/noteledoff', notenumber)
    else:
        motherosc.send('/notetoolow', notenumber)

def npcycle():

    for i in range(2 * n):
        for j in range(n):
            np[j] = (0, 0, 0)
        np[i % n] = (126, 20, 126)
        np.write()
        time.sleep_ms(15)

'''
def npcycle2(r, g, b, wait):

  print(r,g,b,wait)
  for i in range(2 * n):
    for j in range(n):
      np[j] = (0, 0, 0)
    np[int(i % n)] = (r, g, b)
    #print(np)
    np.write()
    print()
    for count in range(n):
        print(i%n)
    time.sleep(wait)
'''

def npcolor(r, g, b):

  for i in range(n):
    np[i] = (r, g, b)
  np.write()

def npbounce():

    for i in range(4 * n):
        for j in range(n):
            np[j] = (0, 0, 128)
        if (i // n) % 2 == 0:
            np[i % n] = (0, 0, 0)
        else:
            np[n - 1 - (i % n)] = (0, 0, 0)
        np.write()
        time.sleep_ms(60)



def OSCHandler(t, msg):
      
        #print()
        print("OSCHandler")
        '''
        print("OSC address:", msg[0])       # /on
        print("Type tags:", msg[1])         # 'i'
        print("Arguments:", msg[2])         # (1,)
        print()
        '''

        # /noteon midichannel note velocity
        if msg[0] == "/noteon":
            print("ESP : NOTEON channel", msg[2][0], "note",msg[2][1], "velocity", msg[2][2])
            noteledon(int(msg[2][1]), int(msg[2][2]))
            #np[int(msg[2][1]%n)] = (255, 0, 153)
            #np.write()

        # /noteoff midichannel note
        if msg[0] =='/noteoff':
            print("ESP : NOTEOFF channel", msg[2][0], "note",msg[2][1])
            noteledoff(int(msg[2][1]))
            #np.write()


def handle_rawosc(data, src, strict=False):
    try:
        head, _ = split_oscstr(data, 0)
        #if __debug__: print("head", head)

        if head.startswith('/'):
            messages = [(-1, parse_message(data, strict))]
        elif head == '#bundle':
            messages = parse_bundle(data, strict)
    except Exception as exc:
        if __debug__:
            pass
        return

    try:
        for timetag, (oscaddr, tags, args) in messages:
            '''
            if __debug__:
                print("OSC address: %s" % oscaddr)
                print("OSC type tags: %r" % tags)
                print("OSC arguments: %r" % (args,))
            '''
            print("Dispatching", timetag, (oscaddr, tags, args, src))
            OSCHandler(timetag, (oscaddr, tags, args, src))

    except Exception as exc:
        print("Exception in OSC handler: %s", exc)



def run_server(saddr, port):

    motherosc.send('/runningserver', 1)
    sock = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
    sock.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
    if __debug__: print("Created OSC UDP server socket.")

    sock.bind((saddr, port))
    print("Listening for OSC messages on", saddr, port)

    try:
        while True:
            data, caddr = sock.recvfrom(MAX_DGRAM_SIZE)
            if __debug__: print("Server received", len(data), "bytes from",caddr)
            handle_rawosc(data, caddr)
            print()
    finally:
        sock.close()
        print("Bye!")



def main(ip):

    #import time
    ESPledon()
    print("Ledserver main IP",ip)
    time.sleep(1)
    npcolor(0,0,0)
    #npcycle(255, 0, 0, 2)
    #npbounce()
    npcycle()
    npcolor(0,0,0)

    start = time.time()
    
    try:
        run_server("0.0.0.0", int(netconf.OSCin))
    except KeyboardInterrupt:
        pass
    
    ESPledoff()

if __name__ == '__main__':
    main(0)