dfi-led-matrix/client_sw/matrixsimulator_pixelflut.py

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#!/usr/bin/env python3
# -*- coding: UTF-8 -*-
import _thread
import socket
import math
import random
import numpy as np
from pygame.locals import *
import time
import sys
from _thread import start_new_thread
#PIXELFLUT
TCP_IP = '94.45.232.48' #eh18
TCP_PORT = 1234
BUFFER_SIZE = 4096
flutwidth = 1920
flutheight = 1080
commandsarray=[]
#FLITDOT
WIDTH=160
HEIGHT=24*6
PIXELSIZE=2 #For Simulator Display
UDPPORT=2323
DEBUG=True
BITSPERPIXEL=2
def randomnumber(pseed,pmin,pmax,v1,v2,v3):
return (pseed*v1+pseed^2*v2+pseed^3*v3)%(pmax-pmin)+pmin
newseed=(int)(time.time()/60) #seed based on timestamp (full minutes)
seed=newseed
user=int(sys.argv[1]) #1..n
parts=int(sys.argv[2]) #n users
pixelcoords=[]
for _x in range(WIDTH):
for _y in range(HEIGHT):
pixelcoords+=[(_x,_y)]
random.seed(42)
random.shuffle(pixelcoords) #pseudorandom order
pixelcoords=pixelcoords[int(len(pixelcoords)/parts)*(user-1):int(len(pixelcoords)/parts)*(user)] #divide in parts for multiple connection
xv=flutwidth-WIDTH*PIXELSIZE
yv=flutheight-HEIGHT*PIXELSIZE-500
class FlipdotSim():
def __init__(self,
imageSize = (160,48), #80,16
pixelSize = 10,
udpPort = 2323,
bitsperpixel=1):
self.imageSize=imageSize
self.udpPort = udpPort
self.bitsperpixel=bitsperpixel
self.MatrixsimulatorPixelflut = MatrixsimulatorPixelflut(imageSize, pixelSize, bitsperpixel) #comment out if no simulator needed
self.udpHostSocket = socket.socket(socket.AF_INET6, socket.SOCK_DGRAM)
self.udpHostSocket.bind(("", self.udpPort))
self.time_receivedpacket=0
self.bitsneeded=self.imageSize[0]*self.imageSize[1]*self.bitsperpixel
def run(self):
self.RunServer()
def RunServer(self):
try:
while True:
rawData = self.udpHostSocket.recv(4096*2)
_fps=1/(time.time()-self.time_receivedpacket)
self.time_receivedpacket=time.time()
self.MatrixsimulatorPixelflut.showFromRawData(rawData) #send to simulator display
calctime=time.time()-self.time_receivedpacket
print(str(round(calctime,4))+"s, maxFPS="+str(round(1/calctime,2))+", actual FPS="+str(round(_fps,2))) #calculate time it took for calculation and drawing
finally:
self.udpHostSocket.close()
class MatrixsimulatorPixelflut():
BLACKCOLOR = 0
WHITECOLOR = 1
def __init__(self,
imageSize = (160,48),
pixelSize = 1,
bitsperpixel = 1):
self.imageSize = imageSize
self.pixelSize = pixelSize
self.bitsperpixel=bitsperpixel
minimumbrightness=0
self.colorTable=[]
for i in range(pow(2,self.bitsperpixel)):
brightness=i/pow(2,self.bitsperpixel)
#self.colorTable.append( ( int( (255-minimumbrightness)*brightness+minimumbrightness) , int(127*brightness+ minimumbrightness/2), int(minimumbrightness/4) ) )
self.colorTable.append( ( int( 255*brightness) , int( 255*brightness) ,int( 255*brightness) ))
def showFromRawData(self, rawData):
x=0 #pixel x position
y=0 #pixel y position
bitshifts=[x*self.bitsperpixel for x in range(int(8/self.bitsperpixel))]
bitmask=int('00000011', 2)
global commandsarray
commandsarray=[]
_current_command=""
for cbyte in rawData:
for numbershifts in bitshifts:
pixelbyte = ( cbyte & (bitmask<<numbershifts) ) >> numbershifts
#pygame.draw.circle(self.screen, self.colorTable[pixelbyte], (int(x*self.pixelSize+self.pixelSize/2), int(y*self.pixelSize+self.pixelSize/2)), int(self.pixelSize/2)) #Draw LED as filled circles
r,g,b=self.colorTable[pixelbyte]
for i in range(self.pixelSize):
for j in range(self.pixelSize):
_current_command+='PX %d %d %02x%02x%02x\n' % (int(x*self.pixelSize+self.pixelSize/2)+xv+i, int(y*self.pixelSize+self.pixelSize/2)+yv+j,r,g,b) #rgb
#_current_command+='PX %d %d %02x\n' % ((int(x*self.pixelSize+self.pixelSize/2)+xv, int(y*self.pixelSize+self.pixelSize/2)+yv),r) #monochrome only red channel
if len(_current_command)>=1400: #divide in packets smaller than 1500 byte
commandsarray+=[_current_command.encode()] #append packet
_current_command=""
x+=1 #next pixel
y+=int(x/self.imageSize[0]) #next column if end of row
x%=self.imageSize[0] #start at first column if end of row
commandsarray+=[_current_command.encode()] #append last packet
def sendthread(a):
s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
def __init__(self):
self.s.connect((TCP_IP, TCP_PORT))
while True:
try:
starttime=time.time()
for command in commandsarray:
s.send(command)
print("Send Image in "+str(time.time()-starttime)+" seconds")
except BrokenPipeError: #Brokn Pipe? Reconnect!!
print("BrokenPipeError. Reconnecting")
s.close()
s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
s.connect((TCP_IP, TCP_PORT)) #reconnect
print("reconnected")
if __name__ == '__main__':
start_new_thread(sendthread,(99,))
start_new_thread(sendthread,(99,)) #more connections
start_new_thread(sendthread,(99,)) #more connections
start_new_thread(sendthread,(99,)) #more connections
FlipdotSim(imageSize=(WIDTH,HEIGHT), pixelSize = PIXELSIZE, udpPort=UDPPORT, bitsperpixel=BITSPERPIXEL).run()