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annotate light8/potserver.py @ 134:f2f73a2171e6

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many adjustments to the loops and timing many adjustments to the loops and timing now sends the hardware updates only when clients change, but at least 1Hz new option to adjust the rate of the loop that considers sending changes (if the lights have changed)
author drewp
date Sat, 14 Jun 2003 14:59:09 +0000
parents d8e2492e2947
children
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1 #!/usr/bin/python
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3 import socket,time
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4
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5 from io import *
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6
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7 pots = SerialPots()
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8 pots.golive()
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10 laste=""
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11 lastlevs=(0,0,0,0)
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12 dirs=[0,0,0,0]
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13 samples=nsends=noises=0
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14 watch=0
0
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15 while 1:
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16 if samples > 30:
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17 fps=1.0*samples/(time.time()-watch)
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18 watch=time.time()
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19 print "S"*nsends+"n"*noises+" "*(samples-nsends-noises),"%.1f Hz"%fps
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20 samples=nsends=noises=0
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21 samples+=1
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22 l=pots.getlevels()
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23
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24 # no change at all?
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25 if l==lastlevs:
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26 time.sleep(.01)
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27 continue
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28
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29 report=0 # we only will report if a dimmer moves twice in the same direction
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30 for i in range(0,4):
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31 change = l[i]-lastlevs[i]
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32 if change!=0:
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33 thisdir = (change>0)-(change<0)
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34 if thisdir==dirs[i]:
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35 # a dimmer is moving in a constant direction
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36 report=1
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37 dirs[i]=thisdir
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38
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39 if report==0:
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40 noises+=1
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41 continue
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42
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43 lastlevs = l
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44 nsends+=1
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45
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46 try:
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47 s=socket.socket(socket.AF_INET, socket.SOCK_STREAM)
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48 #s.setblocking(1)
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49 ret=s.connect_ex(("10.1.0.32", socket.getservbyname('rlslider','tcp')))
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50 # print ret
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51 s.send("%d %d %d %d\n" % l)
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52 s.close()
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53 except Exception,e:
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54 print str(e)
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55 s=socket.socket(socket.AF_INET, socket.SOCK_STREAM)
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56 if ret==111:
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57 print time.ctime(),"waiting for server"
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58 time.sleep(3)
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59 else:
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60 print time.ctime(),e
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