syndilights/v2/backend/processing/PixelControl_TCP/PixelControl_TCP.pyde

76 lines
2.0 KiB
Python

add_library('net')
import math
import time
import struct
from network import receive_config, send_config, send_TCP
from data_generator import prepare_data
# Config, will be checked upstream
height = 5
width = 8
framerate = 30
#####################################
gamma = 1.7
brightness = 4
dimension = 0
# TODO: test with real serial
# https://www.pjrc.com/teensy/td_uart.html
long_line = True
ledTCP = None
data = None
current_px = 0
gammatable = None
def TCPConfigure(server, port):
return Client(this, server, port)
def check_config(max_height, max_width, max_framerate):
if height <= 0 or height > max_height:
return False, "height cannot be higher than {}. Current: {}.".format(max_height, height)
if width <= 0 or width > max_width:
return False, "width cannot be higher than {}. Current: {}.".format(max_width, width)
if framerate <= 0 or framerate > max_framerate:
return False, "framerate cannot be higher than {}. Current: {}.".format(max_framerate, framerate)
return True, None
def setup():
global gammatable
global dimension
global data
global ledTCP
ledTCP = TCPConfigure("127.0.0.1", 9999)
max_height, max_width, max_framerate = receive_config(ledTCP)
good, reason = check_config(max_height, max_width, max_framerate)
if not good:
raise Exception(reason)
send_config(ledTCP, height, width, framerate)
size(width, height)
dimension = width * height
frameRate(framerate)
data, gammatable = prepare_data(dimension, gamma, brightness)
loadPixels()
for i in range(dimension):
pixels[i] = color(0, 0, 0)
updatePixels()
send_TCP(ledTCP, data, long_line, gammatable)
def draw():
global current_px
pixels[current_px] = color(0, 255, 0)
if current_px == 0:
pixels[len(pixels) - 1] = color(0, 0, 0)
else:
pixels[current_px - 1] = color(0, 0, 0)
updatePixels()
if current_px == len(pixels) - 1:
current_px = 0
else:
current_px += 1
send_TCP(ledTCP, data, long_line, gammatable)