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from ImgAlgos.PyAlgos import PyAlgos
from psana import *

ds = DataSource('exp=xcs06016:run=37:smd')
det = Detector('epix_2')

alg = PyAlgos()
alg.set_peak_selection_pars(npix_min=1, npix_max=9, amax_thr=0, atot_thr=35, son_min=0)

centroids = []
for nevent, evt in enumerate(ds.events()):
    if nevent == 25:
        break

    nda = det.calib(evt)
    peaks = alg.peak_finder_v1(nda, thr_low=10, thr_high=30, radius=1, dr=0)
    for p in peaks:
        centroids.append([p[6], p[7]])

print '%d total peaks.' % len(centroids)
centroids = np.array(centroids)

calib = CentroidSmootherCalib()
calib.add(centroids)
calib.save(ds, det, 0)

cs = CentroidSmoother(ds, det, evt.run())
 
smoothCents = cs.getSmoothedCentroids(centroids)