fx rawEx/fit/specular/PolarizedSpinAsymmetryFit.py

rawEx/fit/specular/PolarizedSpinAsymmetryFit.py

@@ -14,6 +14,7 @@ import numpy
 import matplotlib.pyplot as plt
 import bornagain as ba
 from bornagain import R3
+from bornagain.numpyutil import Arrayf64Converter as dac
 
 import PolarizedSpinAsymmetry as psa
 
@@ -88,17 +89,17 @@ if __name__ == '__main__':
              [legend_pp, legend_mm], [color_pp, color_mm])
 
     psa.plotSpinAsymmetry(data_pp, data_mm, qzs, r_pp, r_mm)
+    data_pp_Xcenters = dac.npArray(data_pp.xCenters())
+    data_mm_Xcenters = dac.npArray(data_mm.xCenters())
 
     fit_objective = ba.FitObjective()
     fit_objective.setObjectiveMetric("chi2")
     fit_objective.initPrint(10)
 
     fit_objective.addFitPair(
-        lambda P: get_Simulation_pp(data_pp.npXcenters(), P),
-        data_pp, 1)
+        lambda P: get_Simulation_pp(data_pp_Xcenters, P), data_pp, 1)
     fit_objective.addFitPair(
-        lambda P: get_Simulation_mm(data_mm.npXcenters(), P),
-        data_mm, 1)
+        lambda P: get_Simulation_mm(data_mm_Xcenters, P), data_mm, 1)
 
     P = ba.Parameters()
     for name, p in startParams.items():