Parallel Programming - Finished(?) pthread version
[matches/honours.git] / research / TCS / process.py
1 #!/usr/bin/python -u
2
3 #
4 # @file process.py
5 # @purpose Process TCS data
6 #               Takes S(E) = dI/dE
7 # @author Sam Moore
8 # @date August 2012
9 #
10
11 import sys
12 import os
13 import re # Regular expressions - for removing comments
14 import odict #ordered dictionary
15
16 import Gnuplot, Gnuplot.funcutils
17
18 gnuplot = Gnuplot.Gnuplot()
19
20 def GetData(filename):
21         input_file = open(filename, "r")
22         data = []
23         for line in input_file:
24                 line = re.sub("#.*", "", line).strip("\r\n ")
25                 if len(line) == 0:
26                         continue
27                 data.append(map(lambda e : float(e), line.split("\t")))
28         return data
29
30 def GetTCS(data):
31         result = []
32         n = 0
33         dI = 0
34         dE = 0
35         for i in range(1, len(data)-1):
36                 dE = data[i+1][1] - data[i][1]
37                 if (dE != 0):
38                         n = 0
39                         dI = 0
40                 
41                 n += 1
42                 dI += data[i+1][2] - data[i][2]                 
43                 if (dE != 0):                   
44                         result.append([data[i][1], (dI / (n * dE)) ] ) #/ data[i][2]])
45         return result
46
47 def Plot(*args):
48         gnuplot.plot(args)
49
50 def FitTCS(data):
51         pass
52
53
54 def main():     
55         if (len(sys.argv) < 2):
56                 sys.stderr.write(sys.argv[0] + " - Require arguments (filename)\n")
57                 return 1
58
59         tcs = []
60         gnuplot("set style data lp")
61         gnuplot("set key outside right")
62         #gnuplot("set title \"Au on Si (50min 3.5A 3-6 e-8mbar)\"")
63         #gnuplot("set xlabel \"E (DAC Counts)\"")
64         #gnuplot("set ylabel \"S(E) (ADC/DAC Counts)\"")
65         #gnuplot("set term postscript colour")
66         #gnuplot("set output \"test.eps\"")
67         for i in range(1, len(sys.argv)):
68                 tcs.append(map(lambda e : [e[1], e[2]], GetData(sys.argv[i])))
69                 #tcs.append(GetTCS(GetData(sys.argv[i])))
70                 if (len(tcs[i-1]) > 0):
71                         gnuplot.replot(Gnuplot.Data(tcs[i-1], title="", with_="lp"))
72
73         # Now average the data
74         
75         avg = odict.odict()
76         for t in tcs:
77                 for p in t:
78                         if p[0] in avg:
79                                 avg[p[0]][0] += p[1]
80                                 avg[p[0]][1] += 1
81                         else:
82                                 avg.update({p[0] : [p[1], 1]})
83
84         for a in avg.keys():
85                 avg[a] = float(avg[a][0]) / float(avg[a][1])
86         
87         
88         gnuplot.replot(Gnuplot.Data(sorted(avg.items(), key = lambda e : e[0]), title="Average", with_="l lw 2"))
89         
90         sys.stdout.write("Save averaged data as (blank for no save): ")
91         filename = sys.stdin.readline().strip(" \r\n\t")
92         if (filename != ""):
93                 out = open(filename, "w", 0)
94                 for a in sorted(avg.items(), key = lambda e : e[0]):
95                         out.write(str(a[0]) + "\t" + str(a[1]) + "\n")
96                 
97         return 0
98
99
100 if __name__ == "__main__":
101         sys.exit(main())

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