A Simple Graph Example
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i 1 0.100000 2.955202
i 2 0.200000 3.894183
i 3 0.300000 4.794255
i 4 0.400000 5.646425
i 5 0.500000 6.442177
i 6 0.600000 7.173561
i 7 0.700000 7.833269
i 8 0.800000 8.414710
i 9 0.900000 8.912074
i 10 1.000000 9.320391
i 11 1.100000 9.635582
i 12 1.200000 9.854497
i 13 1.300000 9.974950
i 14 1.400000 9.995736
i 15 1.500000 9.916648
i 16 1.600000 9.738476
i 17 1.700000 9.463001
i 18 1.800000 9.092974
i 19 1.900000 8.632094
2 from __future__
import print_function
3 from ROOT
import TCanvas, TGraph
6 from array
import array
9 c1 =
TCanvas(
'c1',
'A Simple Graph Example', 200, 10, 700, 500 )
15 x, y = array(
'd' ), array(
'd' )
19 y.append( 10*
sin( x[i]+0.2 ) )
20 print(
' i %i %f %f ' % (i,x[i],y[i]))
25 gr.SetMarkerColor( 4 )
26 gr.SetMarkerStyle( 21 )
27 gr.SetTitle(
'a simple graph' )
28 gr.GetXaxis().SetTitle(
'X title' )
29 gr.GetYaxis().SetTitle(
'Y title' )
- Author
- Wim Lavrijsen
Definition in file graph.py.