def eval():
data1 = PockData.fromPath('../data/%s.tab' % 'pock_licht_01', 1)
data2 = PockData.fromPath('../data/%s.tab' % 'pock_licht_02', 1)
data3 = PockData.fromPath('../data/%s.tab' % 'pock_licht_03', 1)
data4 = PockData.fromPath('../data/%s.tab' % 'pock_licht_04', 1)
L0 = [0]*data1.getLength()
Ly1 = [0]*data1.getLength()
Ly2 = [0.03]*data1.getLength()
Ly3 = [0.08]*data1.getLength()
Ly4 = [0.17]*data1.getLength()
Offset1 = DataErrors.fromLists(L0, Ly1, L0, L0)
Offset2 = DataErrors.fromLists(L0, Ly2, L0, L0)
Offset3 = DataErrors.fromLists(L0, Ly3, L0, L0)
Offset4 = DataErrors.fromLists(L0, Ly4, L0, L0)
data1 += Offset1
data2 += Offset2
data3 += Offset3
data4 += Offset4
c = TCanvas('c', '', 1280, 720)
g1 = data1.makeGraph('g1', 'Zeit t / s', 'Spannung U / V')
g1.SetMarkerStyle(8)
g1.SetMarkerSize(0.5)
g1.SetMarkerColor(1)
g1.GetXaxis().SetRangeUser(0, 0.1)
g1.SetMinimum(-0.02)
g1.SetMaximum(0.25)
g1.Draw('AP')
g2 = data2.makeGraph('g2', 'Zeit t / s', 'Spannung U / V')
g2.SetMarkerStyle(8)
g2.SetMarkerSize(0.5)
g2.SetMarkerColor(100)
g2.Draw('P')
g3 = data3.makeGraph('g3', 'Zeit t / s', 'Spannung U / V')
g3.SetMarkerStyle(8)
g3.SetMarkerSize(0.5)
g3.SetMarkerColor(95)
g3.Draw('P')
g4 = data4.makeGraph('g4', 'Zeit t / s', 'Spannung U / V')
g4.SetMarkerStyle(8)
g4.SetMarkerSize(0.5)
g4.SetMarkerColor(89)
g4.Draw('P')
l = TLegend(0.63, 0.51, 0.87, 0.87)
l.SetTextSize(0.027)
l.AddEntry('g4', 'Licht an,', 'p')
l.AddEntry('', 'ohne Abschirmung', '')
l.AddEntry('g3', 'Licht an,', 'p')
l.AddEntry('', 'mit Papier als Abschirmung', '')
l.AddEntry('g2', 'Licht an,', 'p')
l.AddEntry('', 'mit Tuch als Abschirmung', '')
l.AddEntry('g1', 'Licht aus,', 'p')
l.AddEntry('', 'mit Tuch als Abschirmung', '')
l.SetFillColor(0)
l.Draw()
c.Update()
c.Print('../img/%s.pdf' % 'licht', 'pdf')
def eval():
data1 = PockData.fromPath('../data/%s.tab' % 'pock_gleich_01', 2)
data2 = PockData.fromPath('../data/%s.tab' % 'pock_gleich_02', 2)
data3 = PockData.fromPath('../data/%s.tab' % 'pock_gleich_03', 2)
data4 = PockData.fromPath('../data/%s.tab' % 'pock_gleich_01', 1)
L0 = [0]*data1.getLength()
Ly1 = [0.41]*data1.getLength()
Ly2 = [0.31]*data1.getLength()
Ly3 = [0.14]*data1.getLength()
Ly4 = [0]*data1.getLength()
Offset1 = DataErrors.fromLists(L0, Ly1, L0, L0)
Offset2 = DataErrors.fromLists(L0, Ly2, L0, L0)
Offset3 = DataErrors.fromLists(L0, Ly3, L0, L0)
Offset4 = DataErrors.fromLists(L0, Ly4, L0, L0)
data1 += Offset1
data2 += Offset2
data3 += Offset3
data4 += Offset4
c = TCanvas('c', '', 1280, 720)
g1 = data1.makeGraph('g1', 'Zeit t / s', 'Spannung U / V')
g1.SetMarkerStyle(8)
g1.SetMarkerSize(0.5)
g1.SetMarkerColor(65)
g1.GetXaxis().SetRangeUser(0, 0.005)
g1.SetMinimum(-0.08)
g1.SetMaximum(0.45)
g1.Draw('AP')
g2 = data2.makeGraph('g2', 'Zeit t / s', 'Spannung U / V')
g2.SetMarkerStyle(8)
g2.SetMarkerSize(0.5)
g2.SetMarkerColor(60)
g2.Draw('P')
g3 = data3.makeGraph('g3', 'Zeit t / s', 'Spannung U / V')
g3.SetMarkerStyle(8)
g3.SetMarkerSize(0.5)
g3.SetMarkerColor(53)
g3.Draw('P')
g4 = data4.makeGraph('g4', 'Zeit t / s', 'Spannung U / V')
g4.SetMarkerStyle(8)
g4.SetMarkerSize(0.5)
g4.SetMarkerColor(2)
g4.Draw('P')
l = TLegend(0.63, 0.51, 0.87, 0.87)
l.SetTextSize(0.027)
l.AddEntry('g1', 'Photodiodensignal,', 'p')
l.AddEntry('', 'U_{G} = 120 V', '')
l.AddEntry('g2', 'Photodiodensignal,', 'p')
l.AddEntry('', 'U_{G} = 122 V', '')
l.AddEntry('g3', 'Photodiodensignal,', 'p')
l.AddEntry('', 'U_{G} = 128 V', '')
l.AddEntry('g4', 'Wechselsignal vom', 'p')
l.AddEntry('', 'Sinusgenerator mit', '')
l.AddEntry('', 'Frequenz #omega', '')
l.SetFillColor(0)
l.Draw()
c.Update()
c.Print('../img/%s.pdf' % 'pockdurchf', 'pdf')
def eval(name,f):
"""description
Arguments:
name --
f --
"""
dataCH1 = PockData.fromPath('../data/%s.tab' % name, 1)
dataCH2 = PockData.fromPath('../data/%s.tab' % name, 2)
c = TCanvas('c', '', 1280, 720)
g1 = dataCH1.makeGraph('g1', 'Zeit t / s', 'Spannung U / V')
g1.SetMarkerStyle(8)
g1.SetMarkerSize(0.5)
g1.SetMarkerColor(2)
g1.GetXaxis().SetRangeUser(0.01, 0.04)
g1.SetMinimum(-3.2)
g1.SetMaximum(5)
g1.Draw('AP')
g2 = dataCH2.makeGraph('g2', 'Zeit t / s', 'Spannung U / V')
g2.SetMarkerStyle(8)
g2.SetMarkerSize(0.5)
g2.SetMarkerColor(4)
g2.Draw('P')
paramlist = []
if f:
#fit1 = Fitter('f1', '[0]+[1]*x')
#fit1.function.SetLineWidth(2)
#fit1.function.SetLineColor(1)
#fit1.setParam(0, 'a', -5)
#fit1.setParam(1, 'b', 300)
#fit1.fit(g1, 0.015, 0.029)
#fit1.saveData('../calc/fit1.txt', 'w')
fit2 = Fitter('f2', '[0]*(x-[1])**2+[2]')
fit2.function.SetLineWidth(2)
fit2.function.SetLineColor(1)
fit2.setParam(0, 'a', 400000)
fit2.setParam(1, 's', 0.017)
fit2.setParam(2, 'c', -2)
fit2.fit(g2, 0.015, 0.0202, '+')
#fit2.saveData('../calc/fit2.txt', 'w')
fit3 = Fitter('f2', '[0]*(x-[1])**2+[2]')
fit3.function.SetLineWidth(2)
fit3.function.SetLineColor(1)
fit3.function.SetLineStyle(2)
fit3.setParam(0, 'a', -200000)
fit3.setParam(1, 's', 0.023)
fit3.setParam(2, 'c', 2)
fit3.fit(g2, 0.0202, 0.0275, '+')
#fit3.saveData('../calc/fit3.txt', 'w')
l = TLegend(0.63, 0.48, 0.87, 0.87)
l.SetTextSize(0.027)
l.AddEntry('g1', 'Saegezahnspannung', 'p')
#l.AddEntry(fit1.function, 'Fit mit y = a + b*x', 'l')
#l.AddEntry(0, 'a = %.3f #pm %.3f' % (fit1.params[0]['value'], fit1.params[0]['error']), '')
#l.AddEntry(0, 'b = %.1f #pm %.1f' % (fit1.params[1]['value'], fit1.params[1]['error']), '')
l.AddEntry('g2', 'Signal der Photodiode', 'p')
l.AddEntry(fit2.function, 'Fit mit U = a_{1} * (t-b_{min})^{2} + c_{1}', 'l')
l.AddEntry(0, 'b_{min} = %.6f #pm %.6f' % (fit2.params[1]['value'], fit2.params[1]['error']), '')
l.AddEntry(fit3.function, 'Fit mit U = a_{2} * (t-b_{max})^{2} + c_{2}', 'l')
l.AddEntry(0, 'b_{max} = %.6f #pm %.6f' % (fit3.params[1]['value'], fit3.params[1]['error']), '')
l.SetFillColor(0)
l.Draw()
paramlist = [(fit2.params[1]['value'], fit2.params[1]['error']),
(fit3.params[1]['value'], fit3.params[1]['error'])]
else:
l = TLegend(0.635, 0.72, 0.85, 0.87)
l.SetTextSize(0.027)
l.AddEntry('g1', 'Saegezahnspannung', 'p')
l.AddEntry('g2', 'Signal der Photodiode', 'p')
l.SetFillColor(0)
l.Draw()
c.Update()
c.Print('../img/%s.pdf' % name, 'pdf')
return paramlist