mlight experiments

test.py

#import numpy

import socket
import time
import random

srv = "display.ilexlux.xyz"
srv = "localhost"
width = 15
height=16

def pos(row, column):
    return (column+row*width)*3

def send(data):
    sock.sendto(data, (srv, 1337))
sock = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
#sock.sendto(data, (self.host, self.port))

data = bytearray(3*16*15+4)

def random_bytes():
    while True:
        time.sleep(0.05)
        x=random.randint(0, 3*16*15-1)
        data[x] = random.randint(0, 255)
        send(data)

def blank():
    send(bytes(3*15*16+4))

blank()

def randrow(data):
    for i in range(pos(height-1, 0), pos(height-1, width-1)+3,3):
        r = random.randint(180, 255)
        g = random.randint(100, r)
        b  = random.randint(max(0,g-40), g)
        b=0
        data[i] = r
        data[i+1] = g
        data[i+2] = b
        


def decay(init=randrow):
    init(data)
    send(data)
    while True:
        time.sleep(0.05)
        data[0:pos(height-2,width-1)+3] = data[pos(1,0):pos(height-1, width-1)+3]
        for i in range(0, pos(height-2, width-1),3):
            data[i] = int(data[i]*0.85)
            data[i+1] = int(data[i+1]*0.7)
            data[i+2] = int(data[i+2]*0.6)
        init(data)
        send(data)

decay()