def test_hbins():
print('In pyalgos.test_hbins')
from psana.pyalgos.generic.HBins import HBins
o = HBins((1, 6), 5)
print(' binedges():', o.binedges())
assert (np.array_equal(o.binedges(),
np.array((1, 2, 3, 4, 5, 6), dtype=np.float)))
def _set_rad_bins(self, radedges, nradbins):
rmin = math.floor(np.amin(
self.rad)) if radedges is None else radedges[0]
rmax = math.ceil(np.amax(
self.rad)) if radedges is None else radedges[-1]
if rmin < 1: rmin = 1
self.rb = HBins((rmin, rmax), nradbins)
def test_histogram():
import psana.pyalgos.generic.NDArrGenerators as ag
from psana.pyalgos.generic.HBins import HBins
nbins = 1000
arr = ag.random_standard((nbins,), mu=50, sigma=10, dtype=ag.np.float64)
hb = HBins((0,nbins), nbins=nbins)
hb.set_bin_data(arr, dtype=ag.np.float64)
return hb
def _set_phi_bins(self, phiedges, nphibins):
if phiedges[-1] > phiedges[0]+360\
or phiedges[-1] < phiedges[0]-360:
raise ValueError('Difference between angular edges should not exceed 360 degree;'\
' phiedges: %.0f, %.0f' % (phiedges[0], phiedges[-1]))
self.pb = HBins(phiedges, nphibins)
phi1, phi2 = self.pb.limits()
self.is360 = math.fabs(math.fabs(phi2 - phi1) - 360) < 1e-3
def proc_waveforms(self, wfs, wts) :
"""
"""
# if waveforms are already processed
if wfs is self._wfs_old : return
self._init_arrays()
#print_ndarr(wfs, ' waveforms : ', last=4)
assert (self.NUM_CHANNELS==wfs.shape[0]),\
'expected number of channels in not consistent with waveforms array shape'
if self.VERSION == 2 : std = wfs[:,self.IOFFSETBEG:self.IOFFSETEND].std(axis=1)
if self.VERSION == 4:
self.wfsprep = wfs[:,self.WFBINBEG:self.WFBINEND]
else:
offsets = wfs[:,self.IOFFSETBEG:self.IOFFSETEND].mean(axis=1)
#print(' XXX offsets: %s' % str(offsets))
self.wfsprep = wfs[:,self.WFBINBEG:self.WFBINEND] - offsets.reshape(-1, 1) # subtract wf-offset
self.wtsprep = wts[:,self.WFBINBEG:self.WFBINEND] # sec
for ch in range(self.NUM_CHANNELS) :
wf = self.wfsprep[ch,:]
wt = self.wtsprep[ch,:]
npeaks = None
if self.VERSION == 3 :
npeaks, self.wfgi, self.wff, self.wfg, self.thrg, self.edges =\
peak_finder_v3(wf, self.SIGMABINS, self.BASEBINS, self.NSTDTHR, self.GAPBINS, self.DEADBINS,\
self._pkvals[ch,:], self._pkinds[ch,:])
elif self.VERSION == 2 :
self.THR = self.NSTDTHR*std[ch]
npeaks = peak_finder_v2(wf, self.SIGMABINS, self.THR, self.DEADBINS,\
self._pkvals[ch,:], self._pkinds[ch,:])
elif self.VERSION == 4 :
t_list = self.PyCFDs[ch].CFD(wf,wt)
npeaks = self._pkinds[ch,:].size if self._pkinds[ch,:].size<=len(t_list) else len(t_list)
# need it in V4 to convert _pktsec to _pkinds and _pkvals
if self.tbins is None :
from psana.pyalgos.generic.HBins import HBins
self.tbins = HBins(list(wt))
else : # self.VERSION == 1
npeaks = wfpkfinder_cfd(wf, self.BASE, self.THR, self.CFR, self.DEADTIME, self.LEADINGEDGE,\
self._pkvals[ch,:], self._pkinds[ch,:])
#print(' npeaks:', npeaks)
#assert (npeaks<self.NUM_HITS), 'number of found peaks exceeds reserved array shape'
if npeaks>=self.NUM_HITS : npeaks = self.NUM_HITS
self._number_of_hits[ch] = npeaks
if self.VERSION == 4 :
self._pktsec[ch, :npeaks] = np.array(t_list)[:npeaks]
else:
self._pktsec[ch, :npeaks] = wt[self._pkinds[ch, :npeaks]] #sec
self._wfs_old = wfs
def set_histogram_from_arr(self, arr, nbins=1000, amin=None, amax=None, frmin=0.001, frmax=0.999, edgemode=0, update_hblimits=True):
#if np.array_equal(arr, self.arr_old): return
if arr is self.arr_old: return
self.arr_old = arr
if arr.size<1: return
aravel = arr.ravel()
vmin, vmax = self.hbins.limits() if self.hbins is not None else (None, None)
if self.hbins is None or update_hblimits:
vmin = amin if amin is not None else\
aravel.min() if frmin in (0,None) else\
np.quantile(aravel, frmin, axis=0, interpolation='lower')
vmax = amax if amax is not None else\
aravel.max() if frmax in (1,None) else\
np.quantile(aravel, frmax, axis=0, interpolation='higher')
if not vmin<vmax: vmax=vmin+1
hb = HBins((vmin,vmax), nbins=nbins)
hb.set_bin_data_from_array(aravel, dtype=np.float64, edgemode=edgemode)
hmin, hmax = 0, hb.bin_data_max()
#logger.debug('set_histogram_from_arr %s\n vmin(%.5f%%):%.3f vmax(%.5f%%):%.3f hmin: %.3f hmax: %.3f'%\
# (info_ndarr(aravel, 'arr.ravel'), frmin,vmin,frmax,vmax,hmin,hmax))
hgap = 0.05*(hmax-hmin)
rs0 = self.scene().sceneRect()
rsy, rsh = (hb.vmin(), hb.vmax()-hb.vmin()) if update_hblimits else (rs0.y(), rs0.height())
rs = QRectF(hmin-hgap, rsy, hmax-hmin+2*hgap, rsh)
self.set_rect_scene(rs, set_def=update_hblimits)
self.update_my_scene(hbins=hb)
self.hbins = hb
def do_work():
prefix = './%s-figs-ti_vs_tj' % gu.str_tstamp(
fmt='%Y-%m-%d', time_sec=None) # '%Y-%m-%dT%H:%M:%S%z'
gu.create_directory(prefix, mode=0o775)
path = os.path.abspath(os.path.dirname(__file__))
print('path to npy flies dir:', path)
ti_vs_tj = np.load('%s/ti_vs_tj.npy' % path)
t_all = np.load('%s/t_all.npy' % path)
trange = (1400., 2900.)
print_ndarr(ti_vs_tj, 'ti_vs_tj:\n')
print_ndarr(t_all, 't_all:\n')
sum_bkg = t_all.sum()
sum_cor = ti_vs_tj.sum()
print('sum_bkg:', sum_bkg)
print('sum_cor:', sum_cor)
imrange = trange + trange # (1400., 2900., 1400., 2900.)
axim = gr.plotImageLarge(ti_vs_tj, img_range=imrange, amp_range=(0,500), figsize=(11,10),\
title='ti_vs_tj', origin='lower', window=(0.10, 0.08, 0.88, 0.88), cmap='inferno')
gr.save('%s/fig-ti_vs_tj.png' % prefix)
bkg = np.outer(t_all, t_all) / sum_bkg
print_ndarr(bkg, 'bkg:\n')
axim = gr.plotImageLarge(bkg, img_range=imrange, amp_range=(0,500), figsize=(11,10),\
title='bkg', origin='lower', window=(0.10, 0.08, 0.88, 0.88), cmap='inferno')
gr.save('%s/fig-ti_vs_tj-bkg.png' % prefix)
harr = t_all
nbins = harr.size
ht = HBins(trange, nbins, vtype=np.float32) # ht.binedges()
fig, axhi, hi = gr.hist1d(ht.bincenters(), bins=nbins, amp_range=ht.limits(), weights=harr, color='b', show_stat=True,\
log=True, figsize=(7,6), axwin=(0.10, 0.10, 0.88, 0.85), title='1-d bkg',\
xlabel='time of all hits (ns)', ylabel='number of hits', titwin='1-d bkg')
gr.save('%s/fig-time-hits.png' % prefix)
gr.show()
class WFPeaks :
def __init__(self, **kwargs) :
"""Waveform peak finder wrapper.
- wf digitizer channels (0,1,2,3,4) should be ordered for u1,u2,v1,v2[,w1,w2],mcp, respectively
"""
logger.debug(gu.str_kwargs(kwargs, title='WFPeaks input parameters:'))
self.set_wf_peak_finder_parameters(**kwargs)
self._wfs_old = None
self.tbins = None # need it in V4 to convert _pktsec to _pkinds and _pkvals
#----------
def set_wf_peak_finder_parameters(self, **kwargs) :
self.NUM_CHANNELS= kwargs.get('numchs', 5)
self.NUM_HITS = kwargs.get('numhits',16)
self.VERSION = kwargs.get('version', 1)
self.DLD = kwargs.get('DLD', False)
if True :
self.BASE = kwargs.get('cfd_base', 0.)
self.THR = kwargs.get('cfd_thr', -0.05)
self.CFR = kwargs.get('cfd_cfr', 0.85)
self.DEADTIME = kwargs.get('cfd_deadtime', 10.0)
self.LEADINGEDGE = kwargs.get('cfd_leadingedge', True)
self.IOFFSETBEG = kwargs.get('cfd_ioffsetbeg', 1000)
self.IOFFSETEND = kwargs.get('cfd_ioffsetend', 2000)
self.WFBINBEG = kwargs.get('cfd_wfbinbeg', 6000)
self.WFBINEND = kwargs.get('cfd_wfbinend', 30000)
if self.VERSION == 2 :
self.SIGMABINS = kwargs.get('pf2_sigmabins', 3)
self.NSTDTHR = kwargs.get('pf2_nstdthr', -5)
self.DEADBINS = kwargs.get('pf2_deadbins', 10)
self.IOFFSETBEG = kwargs.get('pf2_ioffsetbeg', 1000)
self.IOFFSETEND = kwargs.get('pf2_ioffsetend', 2000)
self.WFBINBEG = kwargs.get('pf2_wfbinbeg', 6000)
self.WFBINEND = kwargs.get('pf2_wfbinend', 30000)
if self.VERSION == 3 :
self.SIGMABINS = kwargs.get('pf3_sigmabins', 3)
self.BASEBINS = kwargs.get('pf3_basebins', 100)
self.NSTDTHR = kwargs.get('pf3_nstdthr', 5)
self.GAPBINS = kwargs.get('pf3_gapbins', 200)
self.DEADBINS = kwargs.get('pf3_deadbins', 10)
# used in proc_waveforms
self.IOFFSETBEG = kwargs.get('pf3_ioffsetbeg', 1000)
self.IOFFSETEND = kwargs.get('pf3_ioffsetend', 2000)
self.WFBINBEG = kwargs.get('pf3_wfbinbeg', 6000)
self.WFBINEND = kwargs.get('pf3_wfbinend', 30000)
if self.VERSION == 4 :
paramsCFD = kwargs.get('paramsCFD', {})
if self.DLD:
self.paramsCFD = {}
if self.NUM_CHANNELS == 5:
self.cnls = ['x1','x2','y1','y2','mcp']
elif self.NUM_CHANNELS == 7:
self.cnls = ['u1','u2','v1','v2','w1','w2','mcp']
if isinstance(paramsCFD,list):
for param in paramsCFD:
if param['channel'] not in self.cnls:
raise NameError("Channel names should be chosen from ['x1','x2','y1','y2','mcp'] for QUAD and ['u1','u2','v1','v2','w1','w2','mcp'] for HEX.")
self.paramsCFD[param['channel']] = param
elif isinstance(paramsCFD,dict):
for k,param in paramsCFD.items():
if param['channel'] not in self.cnls:
raise NameError("Channel names should be chosen from ['x1','x2','y1','y2','mcp'] for QUAD and ['u1','u2','v1','v2','w1','w2','mcp'] for HEX.")
self.paramsCFD[param['channel']] = param
self.PyCFDs = [PyCFD(self.paramsCFD[self.cnls[i]]) for i in range(self.NUM_CHANNELS)]
else:
if isinstance(paramsCFD,list):
self.PyCFDs = [PyCFD(paramsCFD[i]) for i in range(self.NUM_CHANNELS)]
elif isinstance(paramsCFD,dict):
self.PyCFDs = [PyCFD(param) for k, param in paramsCFD.items()]
#----------
def _init_arrays(self) :
self._number_of_hits = np.zeros((self.NUM_CHANNELS), dtype=np.int)
self._pkvals = np.zeros((self.NUM_CHANNELS,self.NUM_HITS), dtype=np.double)
self._pkinds = np.zeros((self.NUM_CHANNELS,self.NUM_HITS), dtype=np.uint32)
self._pktsec = np.zeros((self.NUM_CHANNELS,self.NUM_HITS), dtype=np.double)
#----------
def proc_waveforms(self, wfs, wts) :
"""
"""
# if waveforms are already processed
if wfs is self._wfs_old : return
self._init_arrays()
#print_ndarr(wfs, ' waveforms : ', last=4)
assert (self.NUM_CHANNELS==wfs.shape[0]),\
'expected number of channels in not consistent with waveforms array shape'
if self.VERSION == 2 : std = wfs[:,self.IOFFSETBEG:self.IOFFSETEND].std(axis=1)
if self.VERSION == 4:
self.wfsprep = wfs[:,self.WFBINBEG:self.WFBINEND]
else:
offsets = wfs[:,self.IOFFSETBEG:self.IOFFSETEND].mean(axis=1)
#print(' XXX offsets: %s' % str(offsets))
self.wfsprep = wfs[:,self.WFBINBEG:self.WFBINEND] - offsets.reshape(-1, 1) # subtract wf-offset
self.wtsprep = wts[:,self.WFBINBEG:self.WFBINEND] # sec
for ch in range(self.NUM_CHANNELS) :
wf = self.wfsprep[ch,:]
wt = self.wtsprep[ch,:]
npeaks = None
if self.VERSION == 3 :
npeaks, self.wfgi, self.wff, self.wfg, self.thrg, self.edges =\
peak_finder_v3(wf, self.SIGMABINS, self.BASEBINS, self.NSTDTHR, self.GAPBINS, self.DEADBINS,\
self._pkvals[ch,:], self._pkinds[ch,:])
elif self.VERSION == 2 :
self.THR = self.NSTDTHR*std[ch]
npeaks = peak_finder_v2(wf, self.SIGMABINS, self.THR, self.DEADBINS,\
self._pkvals[ch,:], self._pkinds[ch,:])
elif self.VERSION == 4 :
t_list = self.PyCFDs[ch].CFD(wf,wt)
npeaks = self._pkinds[ch,:].size if self._pkinds[ch,:].size<=len(t_list) else len(t_list)
# need it in V4 to convert _pktsec to _pkinds and _pkvals
if self.tbins is None :
from psana.pyalgos.generic.HBins import HBins
self.tbins = HBins(list(wt))
else : # self.VERSION == 1
npeaks = wfpkfinder_cfd(wf, self.BASE, self.THR, self.CFR, self.DEADTIME, self.LEADINGEDGE,\
self._pkvals[ch,:], self._pkinds[ch,:])
#print(' npeaks:', npeaks)
#assert (npeaks<self.NUM_HITS), 'number of found peaks exceeds reserved array shape'
if npeaks>=self.NUM_HITS : npeaks = self.NUM_HITS
self._number_of_hits[ch] = npeaks
if self.VERSION == 4 :
self._pktsec[ch, :npeaks] = np.array(t_list)[:npeaks]
else:
self._pktsec[ch, :npeaks] = wt[self._pkinds[ch, :npeaks]] #sec
self._wfs_old = wfs
#----------
def waveforms_preprocessed(self, wfs, wts) :
"""Returns preprocessed waveforms for selected range [WFBINBEG:WFBINEND];
wfsprep[NUM_CHANNELS,WFBINBEG:WFBINEND] - intensities with subtracted mean evaluated
wtsprep[NUM_CHANNELS,WFBINBEG:WFBINEND] - times in [sec] like raw data
"""
self.proc_waveforms(wfs, wts)
return self.wfsprep, self.wtsprep
#----------
def number_of_hits(self, wfs, wts) :
self.proc_waveforms(wfs, wts)
return self._number_of_hits
def peak_times_sec(self, wfs, wts) :
self.proc_waveforms(wfs, wts)
return self._pktsec
def peak_indexes(self, wfs, wts) :
self.proc_waveforms(wfs, wts)
return self._pkinds
def peak_values(self, wfs, wts) :
self.proc_waveforms(wfs, wts)
return self._pkvals
def peak_indexes_values(self, wfs, wts) :
""" added for V4 to convert _pktsec to _pkinds and _pkvals
"""
self.proc_waveforms(wfs, wts)
if self.VERSION == 4 :
# This is SLOW for V4 graphics...
for ch in range(self.NUM_CHANNELS) :
npeaks = self._number_of_hits[ch]
wf = self.wfsprep[ch,:]
self._pkinds[ch, :npeaks] = self.tbins.bin_indexes(self._pktsec[ch, :npeaks])
self._pkvals[ch, :npeaks] = wf[self._pkinds[ch, :npeaks]]
return self._pkinds, self._pkvals
def __call__(self, wfs, wts) :
self.proc_waveforms(wfs, wts)
return self._number_of_hits,\
self._pkinds,\
self._pkvals,\
self._pktsec
#----------
def __del__(self) :
pass
def __init__(self, proc, **kwargs):
self.proc = proc
logger.info('In set_parameters, **kwargs: %s' % str(kwargs))
self.STAT_NHITS = kwargs.get('STAT_NHITS', True)
self.STAT_TIME_CH = kwargs.get('STAT_TIME_CH', True)
self.STAT_UVW = kwargs.get('STAT_UVW', True)
self.STAT_TIME_SUMS = kwargs.get('STAT_TIME_SUMS', True)
self.STAT_CORRELATIONS = kwargs.get('STAT_CORRELATIONS', True)
self.STAT_XY_COMPONENTS = kwargs.get('STAT_XY_COMPONENTS', True)
self.STAT_XY_2D = kwargs.get('STAT_XY_2D', True)
self.STAT_MISC = kwargs.get('STAT_MISC', True)
self.STAT_REFLECTIONS = kwargs.get('STAT_REFLECTIONS', True)
self.STAT_PHYSICS = kwargs.get('STAT_PHYSICS', True)
self.STAT_XY_RESOLUTION = kwargs.get('STAT_XY_RESOLUTION',
False) # not available for QUAD
if self.STAT_TIME_CH:
self.lst_u1 = []
self.lst_u2 = []
self.lst_v1 = []
self.lst_v2 = []
self.lst_w1 = []
self.lst_w2 = []
self.lst_mcp = []
if self.STAT_NHITS:
self.lst_nhits_u1 = []
self.lst_nhits_u2 = []
self.lst_nhits_v1 = []
self.lst_nhits_v2 = []
self.lst_nhits_w1 = []
self.lst_nhits_w2 = []
self.lst_nhits_mcp = []
self.lst_nparts = []
if self.STAT_UVW or self.STAT_CORRELATIONS:
self.lst_u_ns = []
self.lst_v_ns = []
self.lst_w_ns = []
self.lst_u = []
self.lst_v = []
self.lst_w = []
if self.STAT_TIME_SUMS or self.STAT_CORRELATIONS:
self.lst_time_sum_u = []
self.lst_time_sum_v = []
self.lst_time_sum_w = []
self.lst_time_sum_u_corr = []
self.lst_time_sum_v_corr = []
self.lst_time_sum_w_corr = []
if self.STAT_XY_COMPONENTS:
self.lst_Xuv = []
self.lst_Xuw = []
self.lst_Xvw = []
self.lst_Yuv = []
self.lst_Yuw = []
self.lst_Yvw = []
if self.STAT_MISC:
self.list_dr = []
self.lst_consist_indicator = []
self.lst_rec_method = []
if self.STAT_XY_RESOLUTION:
self.lst_binx = []
self.lst_biny = []
self.lst_resol_fwhm = []
if self.STAT_REFLECTIONS:
self.lst_refl_u1 = []
self.lst_refl_u2 = []
self.lst_refl_v1 = []
self.lst_refl_v2 = []
self.lst_refl_w1 = []
self.lst_refl_w2 = []
if self.STAT_XY_2D:
# images
nbins = 360
self.img_x_bins = HBins((-45., 45.), nbins, vtype=np.float32)
self.img_y_bins = HBins((-45., 45.), nbins, vtype=np.float32)
self.img_xy_uv = np.zeros((nbins, nbins), dtype=np.float32)
self.img_xy_uw = np.zeros((nbins, nbins), dtype=np.float32)
self.img_xy_vw = np.zeros((nbins, nbins), dtype=np.float32)
self.img_xy_1 = np.zeros((nbins, nbins), dtype=np.float32)
self.img_xy_2 = np.zeros((nbins, nbins), dtype=np.float32)
if self.STAT_PHYSICS:
t_ns_nbins = 300
self.t_ns_bins = HBins((1400., 2900.),
t_ns_nbins,
vtype=np.float32)
#self.t1_vs_t0 = np.zeros((t_ns_nbins, t_ns_nbins), dtype=np.float32)
self.ti_vs_tj = np.zeros((t_ns_nbins, t_ns_nbins),
dtype=np.float32)
self.t_all = np.zeros((t_ns_nbins, ), dtype=np.float32)
self.lst_t_all = []
x_mm_nbins = 200
y_mm_nbins = 200
r_mm_nbins = 200
self.x_mm_bins = HBins((-50., 50.), x_mm_nbins, vtype=np.float32)
self.y_mm_bins = HBins((-50., 50.), y_mm_nbins, vtype=np.float32)
self.r_mm_bins = HBins((-50., 50.), r_mm_nbins, vtype=np.float32)
#self.x_vs_t0 = np.zeros((x_mm_nbins, t_ns_nbins), dtype=np.float32)
#self.y_vs_t0 = np.zeros((y_mm_nbins, t_ns_nbins), dtype=np.float32)
self.rsx_vs_t = np.zeros((r_mm_nbins, t_ns_nbins),
dtype=np.float32)
self.rsy_vs_t = np.zeros((r_mm_nbins, t_ns_nbins),
dtype=np.float32)
class DLDStatistics:
""" holds, fills, and provide access to statistical arrays for MCP DLD data processing
"""
def __init__(self, proc, **kwargs):
self.proc = proc
logger.info('In set_parameters, **kwargs: %s' % str(kwargs))
self.STAT_NHITS = kwargs.get('STAT_NHITS', True)
self.STAT_TIME_CH = kwargs.get('STAT_TIME_CH', True)
self.STAT_UVW = kwargs.get('STAT_UVW', True)
self.STAT_TIME_SUMS = kwargs.get('STAT_TIME_SUMS', True)
self.STAT_CORRELATIONS = kwargs.get('STAT_CORRELATIONS', True)
self.STAT_XY_COMPONENTS = kwargs.get('STAT_XY_COMPONENTS', True)
self.STAT_XY_2D = kwargs.get('STAT_XY_2D', True)
self.STAT_MISC = kwargs.get('STAT_MISC', True)
self.STAT_REFLECTIONS = kwargs.get('STAT_REFLECTIONS', True)
self.STAT_PHYSICS = kwargs.get('STAT_PHYSICS', True)
self.STAT_XY_RESOLUTION = kwargs.get('STAT_XY_RESOLUTION',
False) # not available for QUAD
if self.STAT_TIME_CH:
self.lst_u1 = []
self.lst_u2 = []
self.lst_v1 = []
self.lst_v2 = []
self.lst_w1 = []
self.lst_w2 = []
self.lst_mcp = []
if self.STAT_NHITS:
self.lst_nhits_u1 = []
self.lst_nhits_u2 = []
self.lst_nhits_v1 = []
self.lst_nhits_v2 = []
self.lst_nhits_w1 = []
self.lst_nhits_w2 = []
self.lst_nhits_mcp = []
self.lst_nparts = []
if self.STAT_UVW or self.STAT_CORRELATIONS:
self.lst_u_ns = []
self.lst_v_ns = []
self.lst_w_ns = []
self.lst_u = []
self.lst_v = []
self.lst_w = []
if self.STAT_TIME_SUMS or self.STAT_CORRELATIONS:
self.lst_time_sum_u = []
self.lst_time_sum_v = []
self.lst_time_sum_w = []
self.lst_time_sum_u_corr = []
self.lst_time_sum_v_corr = []
self.lst_time_sum_w_corr = []
if self.STAT_XY_COMPONENTS:
self.lst_Xuv = []
self.lst_Xuw = []
self.lst_Xvw = []
self.lst_Yuv = []
self.lst_Yuw = []
self.lst_Yvw = []
if self.STAT_MISC:
self.list_dr = []
self.lst_consist_indicator = []
self.lst_rec_method = []
if self.STAT_XY_RESOLUTION:
self.lst_binx = []
self.lst_biny = []
self.lst_resol_fwhm = []
if self.STAT_REFLECTIONS:
self.lst_refl_u1 = []
self.lst_refl_u2 = []
self.lst_refl_v1 = []
self.lst_refl_v2 = []
self.lst_refl_w1 = []
self.lst_refl_w2 = []
if self.STAT_XY_2D:
# images
nbins = 360
self.img_x_bins = HBins((-45., 45.), nbins, vtype=np.float32)
self.img_y_bins = HBins((-45., 45.), nbins, vtype=np.float32)
self.img_xy_uv = np.zeros((nbins, nbins), dtype=np.float32)
self.img_xy_uw = np.zeros((nbins, nbins), dtype=np.float32)
self.img_xy_vw = np.zeros((nbins, nbins), dtype=np.float32)
self.img_xy_1 = np.zeros((nbins, nbins), dtype=np.float32)
self.img_xy_2 = np.zeros((nbins, nbins), dtype=np.float32)
if self.STAT_PHYSICS:
t_ns_nbins = 300
self.t_ns_bins = HBins((1400., 2900.),
t_ns_nbins,
vtype=np.float32)
#self.t1_vs_t0 = np.zeros((t_ns_nbins, t_ns_nbins), dtype=np.float32)
self.ti_vs_tj = np.zeros((t_ns_nbins, t_ns_nbins),
dtype=np.float32)
self.t_all = np.zeros((t_ns_nbins, ), dtype=np.float32)
self.lst_t_all = []
x_mm_nbins = 200
y_mm_nbins = 200
r_mm_nbins = 200
self.x_mm_bins = HBins((-50., 50.), x_mm_nbins, vtype=np.float32)
self.y_mm_bins = HBins((-50., 50.), y_mm_nbins, vtype=np.float32)
self.r_mm_bins = HBins((-50., 50.), r_mm_nbins, vtype=np.float32)
#self.x_vs_t0 = np.zeros((x_mm_nbins, t_ns_nbins), dtype=np.float32)
#self.y_vs_t0 = np.zeros((y_mm_nbins, t_ns_nbins), dtype=np.float32)
self.rsx_vs_t = np.zeros((r_mm_nbins, t_ns_nbins),
dtype=np.float32)
self.rsy_vs_t = np.zeros((r_mm_nbins, t_ns_nbins),
dtype=np.float32)
#----------
def fill_data(self, number_of_hits, tdc_sec):
if self.fill_corrected_data():
self.fill_raw_data(number_of_hits, tdc_sec)
#----------
def fill_raw_data(self, number_of_hits, tdc_sec):
tdc_ns = tdc_sec * SEC_TO_NS # sec -> ns
sorter = self.proc.sorter
Cu1, Cu2, Cv1, Cv2, Cw1, Cw2, Cmcp = sorter.channel_indexes
if self.STAT_NHITS:
self.lst_nhits_mcp.append(number_of_hits[Cmcp])
self.lst_nhits_u1.append(number_of_hits[Cu1])
self.lst_nhits_u2.append(number_of_hits[Cu2])
self.lst_nhits_v1.append(number_of_hits[Cv1])
self.lst_nhits_v2.append(number_of_hits[Cv2])
if sorter.use_hex:
self.lst_nhits_w1.append(number_of_hits[Cw1])
self.lst_nhits_w2.append(number_of_hits[Cw2])
if self.STAT_TIME_CH:
self.lst_mcp.append(tdc_ns[Cmcp, 0])
self.lst_u1.append(tdc_ns[Cu1, 0])
self.lst_u2.append(tdc_ns[Cu2, 0])
self.lst_v1.append(tdc_ns[Cv1, 0])
self.lst_v2.append(tdc_ns[Cv2, 0])
if sorter.use_hex:
self.lst_w1.append(tdc_ns[Cw1, 0])
self.lst_w2.append(tdc_ns[Cw2, 0])
if self.STAT_REFLECTIONS:
if number_of_hits[Cu2] > 1:
self.lst_refl_u1.append(tdc_ns[Cu2, 1] - tdc_ns[Cu1, 0])
if number_of_hits[Cu1] > 1:
self.lst_refl_u2.append(tdc_ns[Cu1, 1] - tdc_ns[Cu2, 0])
if number_of_hits[Cv2] > 1:
self.lst_refl_v1.append(tdc_ns[Cv2, 1] - tdc_ns[Cv1, 0])
if number_of_hits[Cv1] > 1:
self.lst_refl_v2.append(tdc_ns[Cv1, 1] - tdc_ns[Cv2, 0])
if sorter.use_hex:
if number_of_hits[Cw2] > 1:
self.lst_refl_w1.append(tdc_ns[Cw2, 1] - tdc_ns[Cw1, 0])
if number_of_hits[Cw1] > 1:
self.lst_refl_w2.append(tdc_ns[Cw1, 1] - tdc_ns[Cw2, 0])
time_sum_u = tdc_ns[Cu1, 0] + tdc_ns[Cu2, 0] - 2 * tdc_ns[Cmcp, 0]
time_sum_v = tdc_ns[Cv1, 0] + tdc_ns[Cv2, 0] - 2 * tdc_ns[Cmcp, 0]
time_sum_w = tdc_ns[Cw1, 0] + tdc_ns[
Cw2, 0] - 2 * tdc_ns[Cmcp, 0] if sorter.use_hex else 0
#logger.info("RAW time_sum_u: %.2f _v: %.2f _w: %.2f " % (time_sum_u, time_sum_v, time_sum_w))
if self.STAT_TIME_SUMS or self.STAT_CORRELATIONS:
self.lst_time_sum_u.append(time_sum_u)
self.lst_time_sum_v.append(time_sum_v)
if sorter.use_hex:
self.lst_time_sum_w.append(time_sum_w)
#if self.STAT_XY_RESOLUTION :
# NOT VALID FOR QUAD
#sfco = hexanode.py_scalefactors_calibration_class(sorter) # NOT FOR QUAD
# #logger.info(" binx: %d biny: %d resolution(FWHM): %.6f" % (sfco.binx, sfco.biny, sfco.detector_map_resol_FWHM_fill))
# if sfco.binx>=0 and sfco.biny>=0 :
# self.lst_binx.append(sfco.binx)
# self.lst_biny.append(sfco.biny)
# self.lst_resol_fwhm.append(sfco.detector_map_resol_FWHM_fill)
#----------
def fill_corrected_data(self):
sorter = self.proc.sorter
Cu1, Cu2, Cv1, Cv2, Cw1, Cw2, Cmcp = sorter.channel_indexes
number_of_particles = sorter.output_number_of_hits
if self.STAT_NHITS:
self.lst_nparts.append(number_of_particles)
# Discards most of events in command>1
#=====================
if number_of_particles < 1:
logger.debug('no hits found in event ')
return False
#=====================
tdc_ns = self.proc.tdc_ns
u_ns = tdc_ns[Cu1, 0] - tdc_ns[Cu2, 0]
v_ns = tdc_ns[Cv1, 0] - tdc_ns[Cv2, 0]
w_ns = 0 #tdc_ns[Cw1,0] - tdc_ns[Cw2,0]
u = u_ns * sorter.fu
v = v_ns * sorter.fv
w = 0 #(w_ns + self.w_offset) * sorter.fw
Xuv = u
Xuw = 0 #u
Xvw = 0 #v + w
Yuv = v #(u - 2*v)*OSQRT3
Yuw = 0 #(2*w - u)*OSQRT3
Yvw = 0 # (w - v)*OSQRT3
dX = 0 # Xuv - Xvw
dY = 0 # Yuv - Yvw
time_sum_u_corr = tdc_ns[Cu1, 0] + tdc_ns[Cu2, 0] - 2 * tdc_ns[Cmcp, 0]
time_sum_v_corr = tdc_ns[Cv1, 0] + tdc_ns[Cv2, 0] - 2 * tdc_ns[Cmcp, 0]
time_sum_w_corr = 0 # tdc_ns[Cw1,0] + tdc_ns[Cw2,0] - 2*tdc_ns[Cmcp,0]
if sorter.use_hex:
w_ns = tdc_ns[Cw1, 0] - tdc_ns[Cw2, 0]
w = (w_ns + self.w_offset) * sorter.fw
Xuw = u
Xvw = v + w
Yuv = (u - 2 * v) * OSQRT3
Yuw = (2 * w - u) * OSQRT3
Yvw = (w - v) * OSQRT3
dX = Xuv - Xvw
dY = Yuv - Yvw
time_sum_w_corr = tdc_ns[Cw1, 0] + tdc_ns[Cw2,
0] - 2 * tdc_ns[Cmcp, 0]
#---------
if self.STAT_UVW or self.STAT_CORRELATIONS:
self.lst_u_ns.append(u_ns)
self.lst_v_ns.append(v_ns)
self.lst_w_ns.append(w_ns)
self.lst_u.append(u)
self.lst_v.append(v)
self.lst_w.append(w)
if self.STAT_TIME_SUMS or self.STAT_CORRELATIONS:
self.lst_time_sum_u_corr.append(time_sum_u_corr)
self.lst_time_sum_v_corr.append(time_sum_v_corr)
self.lst_time_sum_w_corr.append(time_sum_w_corr)
if self.STAT_XY_COMPONENTS:
self.lst_Xuv.append(Xuv)
self.lst_Xuw.append(Xuw)
self.lst_Xvw.append(Xvw)
self.lst_Yuv.append(Yuv)
self.lst_Yuw.append(Yuw)
self.lst_Yvw.append(Yvw)
hco = py_hit_class(sorter, 0)
if self.STAT_MISC:
inds_incr = ((Cu1,1), (Cu2,2), (Cv1,4), (Cv2,8), (Cw1,16), (Cw2,32), (Cmcp,64)) if sorter.use_hex else\
((Cu1,1), (Cu2,2), (Cv1,4), (Cv2,8), (Cmcp,16))
dR = sqrt(dX * dX + dY * dY)
self.list_dr.append(dR)
# fill Consistence Indicator
consistenceIndicator = 0
for (ind, incr) in inds_incr:
if self.proc.number_of_hits[ind] > 0:
consistenceIndicator += incr
self.lst_consist_indicator.append(consistenceIndicator)
self.lst_rec_method.append(hco.method)
#logger.info('reconstruction method %d' % hco.method)
if self.STAT_XY_2D:
# fill 2-d images
x1, y1 = hco.x, hco.y
x2, y2 = (-10, -10)
if number_of_particles > 1:
hco2 = py_hit_class(sorter, 1)
x2, y2 = hco2.x, hco2.y
ix1, ix2, ixuv, ixuw, ixvw = self.img_x_bins.bin_indexes(
(x1, x2, Xuv, Xuw, Xvw))
iy1, iy2, iyuv, iyuw, iyvw = self.img_y_bins.bin_indexes(
(y1, y2, Yuv, Yuw, Yvw))
self.img_xy_1[iy1, ix1] += 1
self.img_xy_2[iy2, ix2] += 1
self.img_xy_uv[iyuv, ixuv] += 1
self.img_xy_uw[iyuw, ixuw] += 1
self.img_xy_vw[iyvw, ixvw] += 1
if self.STAT_PHYSICS:
if self.proc.number_of_hits[Cmcp] > 1:
#t0, t1 = tdc_ns[Cmcp,:2]
#it0, it1 = self.t_ns_bins.bin_indexes((t0, t1))
#self.t1_vs_t0[it1, it0] += 1
#ix, iy = self.x_mm_bins.bin_indexes((Xuv,Yuv))
#self.x_vs_t0[ix, it0] += 1
#self.y_vs_t0[iy, it0] += 1
#logger.info(" Event %5i number_of_particles: %i" % (evnum, number_of_particles))
#for i in range(number_of_particles) :
# hco = py_hit_class(sorter, i)
# #logger.info(" p:%2i x:%7.3f y:%7.3f t:%7.3f met:%d" % (i, hco.x, hco.y, hco.time, hco.method))
# x,y,t = hco.x, hco.y, hco.time
# r = sqrt(x*x+y*y)
# if x<0 : r=-r
# ir = self.r_mm_bins.bin_indexes((r,))
# it = self.t_ns_bins.bin_indexes((t,))
# self.r_vs_t[ir, it] += 1
for x, y, r, t in sorter.xyrt_list():
#irx, iry = self.r_mm_bins.bin_indexes((r if x>0 else -r, r if y>0 else -r))
iry = self.r_mm_bins.bin_indexes((r if y > 0 else -r, ))
it = self.t_ns_bins.bin_indexes((t * SEC_TO_NS, ))
#self.rsx_vs_t[irx, it] += 1
self.rsy_vs_t[iry, it] += 1
times = np.array(sorter.t_list()) * SEC_TO_NS
tinds = self.t_ns_bins.bin_indexes(
times) # INDEXES SHOULD BE np.array
#print_ndarr(times, '\n XXX times')
#print_ndarr(tinds, '\n XXX tinds')
# accumulate times in the list
for t in times:
self.lst_t_all.append(t)
# accumulate times directly in histogram to evaluate average
self.t_all[tinds] += 1
# accumulate times in correlation matrix
for i in tinds:
self.ti_vs_tj[i, tinds] += 1
return True
class HPolar():
def __init__(self,
xarr,
yarr,
mask=None,
radedges=None,
nradbins=100,
phiedges=(0, 360),
nphibins=32):
"""Parameters
- mask - n-d array with mask
- xarr - n-d array with pixel x coordinates in any units
- yarr - n-d array with pixel y coordinates in the same units as xarr
- radedges - radial bin edges for corrected region in the same units of xarr;
default=None - all radial range
- nradbins - number of radial bins
- phiedges - phi angle bin edges for corrected region.
default=(0,360)
Difference of the edge limits should not exceed +/-360 degree
- nphibins - number of angular bins
default=32 - bin size equal to 1 rhumb for default phiedges
"""
self.rad, self.phi0 = cart2polar(xarr, yarr)
self.shapeflat = (self.rad.size, )
self.rad.shape = self.shapeflat
self.phi0.shape = self.shapeflat
self.mask = mask
phimin = min(phiedges[0], phiedges[-1])
self.phi = np.select((self.phi0 < phimin, self.phi0 >= phimin),
(self.phi0 + 360., self.phi0))
self._set_rad_bins(radedges, nradbins)
self._set_phi_bins(phiedges, nphibins)
npbins = self.pb.nbins()
nrbins = self.rb.nbins()
self.ntbins = npbins * nrbins # total number of bins in r-phi array
self.irad = self.rb.bin_indexes(self.rad, edgemode=1)
self.iphi = self.pb.bin_indexes(self.phi, edgemode=1)
self.cond = np.logical_and(\
np.logical_and(self.irad > -1, self.irad < nrbins),
np.logical_and(self.iphi > -1, self.iphi < npbins)
)
if mask is not None:
self.cond = np.logical_and(self.cond, mask.astype(np.bool).ravel())
# index ntbins stands for overflow bin
self.iseq = np.select((self.cond, ),
(self.iphi * nrbins + self.irad, ),
self.ntbins).ravel()
#self.npix_per_bin = np.bincount(self.iseq, weights=None, minlength=None)
self.npix_per_bin = np.bincount(self.iseq,
weights=None,
minlength=self.ntbins + 1)
self.griddata = None
def _set_rad_bins(self, radedges, nradbins):
rmin = math.floor(np.amin(
self.rad)) if radedges is None else radedges[0]
rmax = math.ceil(np.amax(
self.rad)) if radedges is None else radedges[-1]
if rmin < 1: rmin = 1
self.rb = HBins((rmin, rmax), nradbins)
def _set_phi_bins(self, phiedges, nphibins):
if phiedges[-1] > phiedges[0]+360\
or phiedges[-1] < phiedges[0]-360:
raise ValueError('Difference between angular edges should not exceed 360 degree;'\
' phiedges: %.0f, %.0f' % (phiedges[0], phiedges[-1]))
self.pb = HBins(phiedges, nphibins)
phi1, phi2 = self.pb.limits()
self.is360 = math.fabs(math.fabs(phi2 - phi1) - 360) < 1e-3
def info_attrs(self):
return '%s attrbutes:' % self.__class__.__name__\
+ self.pb.strrange(fmt='\nPhi bins: min:%8.1f max:%8.1f nbins:%5d')\
+ self.rb.strrange(fmt='\nRad bins: min:%8.1f max:%8.1f nbins:%5d')
def print_attrs(self):
print(self.info_attrs())
def print_ndarrs(self):
print('%s n-d arrays:' % self.__class__.__name__)
print_ndarr(self.rad, ' rad')
print_ndarr(self.phi, ' phi')
print_ndarr(self.mask, ' mask')
#print('Phi limits: ', phiedges[0], phiedges[-1])
def obj_radbins(self):
"""Returns HBins object for radial bins."""
return self.rb
def obj_phibins(self):
"""Returns HBins object for angular bins."""
return self.pb
def pixel_rad(self):
"""Returns 1-d numpy array of pixel radial parameters."""
return self.rad
def pixel_irad(self):
"""Returns 1-d numpy array of pixel radial indexes [-1,nrbins] - extended edgemode."""
return self.irad
def pixel_phi0(self):
"""Returns 1-d numpy array of pixel angules in the range [-180,180] degree."""
return self.phi0
def pixel_phi(self):
"""Returns 1-d numpy array of pixel angules in the range [phi_min, phi_min+360] degree."""
return self.phi
def pixel_iphi(self):
"""Returns 1-d numpy array of pixel angular indexes [-1,npbins] - extended edgemode."""
return self.iphi
def pixel_iseq(self):
"""Returns 1-d numpy array of sequentially (in rad and phi) numerated pixel indexes [0,ntbins].
WARNING: pixels outside the r-phi region of interest marked by the index ntbins,
ntbins - total number of r-phi bins, which exceeds allowed range of r-phi indices...
"""
return self.iseq
def bin_number_of_pixels(self):
"""Returns 1-d numpy array of number of accounted pixels per bin."""
return self.npix_per_bin
def _ravel_(self, nda):
if len(nda.shape) > 1:
#nda.shape = self.shapeflat
return nda.ravel(
) # return ravel copy in order to preserve input array shape
return nda
def bin_intensity(self, nda):
"""Returns 1-d numpy array of total pixel intensity per bin for input array nda."""
#return np.bincount(self.iseq, weights=self._ravel_(nda), minlength=None)
return np.bincount(self.iseq,
weights=self._ravel_(nda),
minlength=self.ntbins + 1) # +1 for overflow bin
def bin_avrg(self, nda):
"""Returns 1-d numpy array of averaged in r-phi bin intensities for input image array nda.
WARNING array range [0, nrbins*npbins + 1], where +1 bin intensity is for all off ROI pixels.
"""
num = self.bin_intensity(self._ravel_(nda))
den = self.bin_number_of_pixels()
#print_ndarr(nda, name='ZZZ bin_avrg: nda', first=0, last=5)
#print_ndarr(num, name='ZZZ bin_avrg: num', first=0, last=5)
#print_ndarr(den, name='ZZZ bin_avrg: den', first=0, last=5)
return divide_protected(num, den, vsub_zero=0)
def bin_avrg_rad_phi(self, nda, do_transp=True):
"""Returns 2-d (rad,phi) numpy array of averaged in bin intensity for input array nda."""
arr_rphi = self.bin_avrg(
self._ravel_(nda))[:-1] # -1 removes off ROI bin
arr_rphi.shape = (self.pb.nbins(), self.rb.nbins())
return np.transpose(arr_rphi) if do_transp else arr_rphi
def pixel_avrg(self, nda, subs_value=0):
"""Makes r-phi histogram of intensities from input image array and
projects r-phi averaged intensities back to image.
Returns ravel 1-d numpy array of per-pixel intensities taken from r-phi histogram.
- nda - input (2-d or 1-d-ravel) pixel array.
- subs_value - value sabstituted for pixels out of ROI defined by the min/max in r-phi.
"""
bin_avrg = self.bin_avrg(self._ravel_(nda))
return np.select((self.cond, ), (bin_avrg[self.iseq], ),
subs_value).ravel()
#return np.array([bin_avrg[i] for i in self.iseq]) # iseq may be outside the bin_avrg range
def pixel_avrg_interpol(self,
nda,
method='linear',
verb=False,
subs_value=0): # 'nearest' 'cubic'
"""Makes r-phi histogram of intensities from input image and
projects r-phi averaged intensities back to image with per-pixel interpolation.
Returns 1-d numpy array of per-pixel interpolated intensities taken from r-phi histogram.
- subs_value - value sabstituted for pixels out of ROI defined by the min/max in r-phi.
"""
#if not is360: raise ValueError('Interpolation works for 360 degree coverage ONLY')
if self.griddata is None:
from scipy.interpolate import griddata
self.griddata = griddata
# 1) get values in bin centers
binv = self.bin_avrg_rad_phi(self._ravel_(nda), do_transp=False)
# 2) add values in bin edges
if verb: print('binv.shape: ', binv.shape)
vrad_a1, vrad_a2 = binv[0, :], binv[-1, :]
if self.is360:
vrad_a1 = vrad_a2 = 0.5 * (binv[0, :] + binv[-1, :]
) # [iphi, irad]
nodea = np.vstack((vrad_a1, binv, vrad_a2))
vang_rmin, vang_rmax = nodea[:, 0], nodea[:, -1]
vang_rmin.shape = vang_rmax.shape = (vang_rmin.size, 1
) # it should be 2d for hstack
val_nodes = np.hstack((vang_rmin, nodea, vang_rmax))
if verb: print('nodear.shape: ', val_nodes.shape)
# 3) extend bin-centers by limits
bcentsr = self.rb.bincenters()
bcentsp = self.pb.bincenters()
blimsr = self.rb.limits()
blimsp = self.pb.limits()
rad_nodes = np.concatenate(((blimsr[0], ), bcentsr, (blimsr[1], )))
phi_nodes = np.concatenate(((blimsp[0], ), bcentsp, (blimsp[1], )))
if verb: print('rad_nodes.shape', rad_nodes.shape)
if verb: print('phi_nodes.shape', phi_nodes.shape)
# 4) make point coordinate and value arrays
points_rad, points_phi = np.meshgrid(rad_nodes, phi_nodes)
if verb: print('points_phi.shape', points_phi.shape)
if verb: print('points_rad.shape', points_rad.shape)
points = np.vstack((points_phi.ravel(), points_rad.ravel())).T
values = val_nodes.ravel()
if verb:
#print('points:', points)
print('points.shape', points.shape)
print('values.shape', values.shape)
# 5) return interpolated data on (phi, rad) grid
grid_vals = self.griddata(points,
values, (self.phi, self.rad),
method=method)
return np.select((self.iseq < self.ntbins, ), (grid_vals, ),
default=subs_value)
def __init__(self):
# set default parameters
self.set_parameters()
if self.PLOT_TIME_CH:
self.lst_u1 = []
self.lst_u2 = []
self.lst_v1 = []
self.lst_v2 = []
self.lst_w1 = []
self.lst_w2 = []
self.lst_mcp = []
if self.PLOT_NHITS:
self.lst_nhits_u1 = []
self.lst_nhits_u2 = []
self.lst_nhits_v1 = []
self.lst_nhits_v2 = []
self.lst_nhits_w1 = []
self.lst_nhits_w2 = []
self.lst_nhits_mcp = []
self.lst_nparts = []
if self.PLOT_UVW or self.PLOT_CORRELATIONS:
self.lst_u_ns = []
self.lst_v_ns = []
self.lst_w_ns = []
self.lst_u = []
self.lst_v = []
self.lst_w = []
if self.PLOT_TIME_SUMS or self.PLOT_CORRELATIONS:
self.lst_time_sum_u = []
self.lst_time_sum_v = []
self.lst_time_sum_w = []
self.lst_time_sum_u_corr = []
self.lst_time_sum_v_corr = []
self.lst_time_sum_w_corr = []
if self.PLOT_XY_COMPONENTS:
self.lst_Xuv = []
self.lst_Xuw = []
self.lst_Xvw = []
self.lst_Yuv = []
self.lst_Yuw = []
self.lst_Yvw = []
if self.PLOT_MISC:
self.list_dr = []
self.lst_consist_indicator = []
self.lst_rec_method = []
#if self.PLOT_XY_RESOLUTION :
# self.lst_binx = []
# self.lst_biny = []
# self.lst_resol_fwhm = []
if self.PLOT_REFLECTIONS:
self.lst_refl_u1 = []
self.lst_refl_u2 = []
self.lst_refl_v1 = []
self.lst_refl_v2 = []
self.lst_refl_w1 = []
self.lst_refl_w2 = []
if self.PLOT_XY_2D:
# images
nbins = 360
self.img_x_bins = HBins((-45., 45.), nbins, vtype=np.float32)
self.img_y_bins = HBins((-45., 45.), nbins, vtype=np.float32)
self.img_xy_uv = np.zeros((nbins, nbins), dtype=np.float32)
self.img_xy_uw = np.zeros((nbins, nbins), dtype=np.float32)
self.img_xy_vw = np.zeros((nbins, nbins), dtype=np.float32)
self.img_xy_1 = np.zeros((nbins, nbins), dtype=np.float32)
self.img_xy_2 = np.zeros((nbins, nbins), dtype=np.float32)
if self.PLOT_PHYSICS:
t_ns_nbins = 300
self.t_ns_bins = HBins((1400., 2900.),
t_ns_nbins,
vtype=np.float32)
#self.t1_vs_t0 = np.zeros((t_ns_nbins, t_ns_nbins), dtype=np.float32)
self.ti_vs_tj = np.zeros((t_ns_nbins, t_ns_nbins),
dtype=np.float32)
self.t_all = np.zeros((t_ns_nbins, ), dtype=np.float32)
self.lst_t_all = []
x_mm_nbins = 200
y_mm_nbins = 200
r_mm_nbins = 200
self.x_mm_bins = HBins((-50., 50.), x_mm_nbins, vtype=np.float32)
self.y_mm_bins = HBins((-50., 50.), y_mm_nbins, vtype=np.float32)
self.r_mm_bins = HBins((-50., 50.), r_mm_nbins, vtype=np.float32)
#self.x_vs_t0 = np.zeros((x_mm_nbins, t_ns_nbins), dtype=np.float32)
#self.y_vs_t0 = np.zeros((y_mm_nbins, t_ns_nbins), dtype=np.float32)
self.rsx_vs_t = np.zeros((r_mm_nbins, t_ns_nbins),
dtype=np.float32)
self.rsy_vs_t = np.zeros((r_mm_nbins, t_ns_nbins),
dtype=np.float32)
class HPolar():
def __init__(self,
xarr,
yarr,
mask=None,
radedges=None,
nradbins=100,
phiedges=(0, 360),
nphibins=32):
"""Parameters
- mask - n-d array with mask
- xarr - n-d array with pixel x coordinates in any units
- yarr - n-d array with pixel y coordinates in the same units as xarr
- radedges - radial bin edges for corrected region in the same units of xarr;
default=None - all radial range
- nradbins - number of radial bins
- phiedges - phi ange bin edges for corrected region.
default=(0,360)
Difference of the edge limits should not exceed +/-360 degree
- nphibins - number of angular bins
default=32 - bin size equal to 1 rhumb for default phiedges
"""
self.rad, self.phi0 = cart2polar(xarr, yarr)
self.shapeflat = (self.rad.size, )
self.rad.shape = self.shapeflat
self.phi0.shape = self.shapeflat
self.mask = mask
phimin = min(phiedges[0], phiedges[-1])
self.phi = np.select((self.phi0 < phimin, self.phi0 >= phimin),
(self.phi0 + 360., self.phi0))
self._set_rad_bins(radedges, nradbins)
self._set_phi_bins(phiedges, nphibins)
npbins = self.pb.nbins()
nrbins = self.rb.nbins()
ntbins = npbins * nrbins
self.irad = self.rb.bin_indexes(self.rad, edgemode=1)
self.iphi = self.pb.bin_indexes(self.phi, edgemode=1)
cond = np.logical_and(\
np.logical_and(self.irad > -1, self.irad < nrbins),
np.logical_and(self.iphi > -1, self.iphi < npbins)
)
if mask is not None:
cond = np.logical_and(cond, mask.astype(np.bool).flatten())
self.iseq = np.select((cond, ), (self.iphi * nrbins + self.irad, ),
ntbins).flatten()
self.npix_per_bin = np.bincount(self.iseq,
weights=None,
minlength=None)
self.griddata = None
self.print_ndarr = None
def _set_rad_bins(self, radedges, nradbins):
rmin = math.floor(np.amin(
self.rad)) if radedges is None else radedges[0]
rmax = math.ceil(np.amax(
self.rad)) if radedges is None else radedges[-1]
if rmin < 1: rmin = 1
self.rb = HBins((rmin, rmax), nradbins)
def _set_phi_bins(self, phiedges, nphibins):
if phiedges[-1] > phiedges[0]+360\
or phiedges[-1] < phiedges[0]-360:
raise ValueError('Difference between angular edges should not exceed 360 degree;'\
' phiedges: %.0f, %.0f' % (phiedges[0], phiedges[-1]))
self.pb = HBins(phiedges, nphibins)
phi1, phi2 = self.pb.limits()
self.is360 = math.fabs(math.fabs(phi2 - phi1) - 360) < 1e-3
def print_attrs(self):
print('%s attrbutes:' % self.__class__.__name__)
print(
self.pb.strrange(fmt='Phi bins: min:%8.1f max:%8.1f nbins:%5d'))
print(
self.rb.strrange(fmt='Rad bins: min:%8.1f max:%8.1f nbins:%5d'))
def print_ndarrs(self):
print('%s n-d arrays:' % self.__class__.__name__)
if self.print_ndarr is None:
from psana.pyalgos.generic.NDArrUtils import print_ndarr
self.print_ndarr = print_ndarr
self.print_ndarr(self.rad, ' rad')
self.print_ndarr(self.phi, ' phi')
self.print_ndarr(self.mask, ' mask')
#print('Phi limits: ', phiedges[0], phiedges[-1])
def obj_radbins(self):
"""Returns HBins object for radial bins."""
return self.rb
def obj_phibins(self):
"""Returns HBins object for angular bins."""
return self.pb
def pixel_rad(self):
"""Returns 1-d numpy array of pixel radial parameters."""
return self.rad
def pixel_irad(self):
"""Returns 1-d numpy array of pixel radial indexes."""
return self.irad
def pixel_phi0(self):
"""Returns 1-d numpy array of pixel angules in the range [-180,180] degree."""
return self.phi0
def pixel_phi(self):
"""Returns 1-d numpy array of pixel angules in the range [phi_min, phi_min+360] degree."""
return self.phi
def pixel_iphi(self):
"""Returns 1-d numpy array of pixel angular indexes."""
return self.iphi
def pixel_iseq(self):
"""Returns 1-d numpy array of sequentially (in rad and phi) numerated pixel indexes."""
return self.iseq
def bin_number_of_pixels(self):
"""Returns 1-d numpy array of number of accounted pixels per bin."""
return self.npix_per_bin
def _flatten_(self, nda):
if len(nda.shape) > 1:
#nda.shape = self.shapeflat
return nda.flatten(
) # return flatten copy in order to preserve input array shape
return nda
def bin_intensity(self, nda):
"""Returns 1-d numpy array of total pixel intensity per bin for input array nda."""
return np.bincount(self.iseq,
weights=self._flatten_(nda),
minlength=None)
def bin_avrg(self, nda):
"""Returns 1-d numpy array of averaged in bin intensity for input array nda."""
num = self.bin_intensity(self._flatten_(nda))
den = self.bin_number_of_pixels()
return divide_protected(num, den, vsub_zero=0)
def bin_avrg_rad_phi(self, nda, do_transp=True):
"""Returns 2-d (rad,phi) numpy array of averaged in bin intensity for input array nda."""
arr_rphi = self.bin_avrg(self._flatten_(nda))[:-1]
arr_rphi.shape = (self.pb.nbins(), self.rb.nbins())
return np.transpose(arr_rphi) if do_transp else arr_rphi
def pixel_avrg(self, nda):
"""Returns 1-d numpy array of per-pixel background for input array nda."""
bin_avrg = self.bin_avrg(self._flatten_(nda))
return np.array([bin_avrg[i] for i in self.iseq])
def pixel_avrg_interpol(self,
nda,
method='linear',
verb=False): # 'nearest' 'cubic'
"""Returns 1-d numpy array of per-pixel interpolated background for averaged input data."""
#if not is360 : raise ValueError('Interpolation works for 360 degree coverage ONLY')
if self.griddata is None:
from scipy.interpolate import griddata
self.griddata = griddata
# 1) get values in bin centers
binv = self.bin_avrg_rad_phi(self._flatten_(nda), do_transp=False)
# 2) add values in bin edges
if verb: print('binv.shape: ', binv.shape)
vrad_a1, vrad_a2 = binv[0, :], binv[-1, :]
if self.is360:
vrad_a1 = vrad_a2 = 0.5 * (binv[0, :] + binv[-1, :]
) # [iphi, irad]
nodea = np.vstack((vrad_a1, binv, vrad_a2))
vang_rmin, vang_rmax = nodea[:, 0], nodea[:, -1]
vang_rmin.shape = vang_rmax.shape = (vang_rmin.size, 1
) # it should be 2d for hstack
val_nodes = np.hstack((vang_rmin, nodea, vang_rmax))
if verb: print('nodear.shape: ', val_nodes.shape)
# 3) extend bin-centers by limits
bcentsr = self.rb.bincenters()
bcentsp = self.pb.bincenters()
blimsr = self.rb.limits()
blimsp = self.pb.limits()
rad_nodes = np.concatenate(((blimsr[0], ), bcentsr, (blimsr[1], )))
phi_nodes = np.concatenate(((blimsp[0], ), bcentsp, (blimsp[1], )))
if verb: print('rad_nodes.shape', rad_nodes.shape)
if verb: print('phi_nodes.shape', phi_nodes.shape)
# 4) make point coordinate and value arrays
points_rad, points_phi = np.meshgrid(rad_nodes, phi_nodes)
if verb: print('points_phi.shape', points_phi.shape)
if verb: print('points_rad.shape', points_rad.shape)
points = np.array(zip(points_phi.flatten(), points_rad.flatten()))
if verb: print('points.shape', points.shape)
values = val_nodes.flatten()
if verb: print('values.shape', values.shape)
# 4) return interpolated data on (phi, rad) grid
grid_vals = self.griddata(points,
values, (self.phi, self.rad),
method=method)
return np.select((self.iseq < self.pb.nbins() * self.rb.nbins(), ),
(grid_vals, ),
default=0)
