def __init__(self, name, **config):
BaseImageChannel.__init__(self, name, **config)
self._block = []
self._reason = ''
self.clearAccumulated()
def doPreinit(self, mode):
BaseImageChannel.doPreinit(self, mode)
if mode != SIMULATION:
if self._getProperty('compact_readout') != 'True':
raise ConfigurationError(self, 'server must be set to '
'compact readout mode')
if len(eval(self._getProperty('compact_foil_start'))) != \
len(self.foilsorder):
raise ConfigurationError(self, 'number of foils to read '
'out from server does not match '
'with "foilsorder" parameter')
self._perfoil = int(self._getProperty('compact_per_foil'))
def doReadArray(self, quality):
narray = BaseImageChannel.doReadArray(self, quality)
seconds = self._attached_timer.read(0)[0]
cts = narray.sum()
rate = calculateRate(self._rate_data, quality, cts, seconds)
self.readresult = [cts, rate]
return narray
def doReadArray(self, quality):
narray = BaseImageChannel.doReadArray(self, quality)
seconds = self._attached_timer.read(0)[0]
cts = narray.sum()
cts_per_second = 0
if seconds > 1e-8:
if quality in (FINAL, INTERRUPTED) or seconds <= \
self._cts_seconds[1]: # rate for full detector / time
cts_per_second = cts / seconds
else: # live rate on detector (using deltas)
cts_per_second = (cts - self._cts_seconds[0]) / (
seconds - self._cts_seconds[1])
self._cts_seconds = [cts, seconds]
self.readresult = [cts, cts_per_second]
return narray
def doInit(self, mode):
BaseImageChannel.doInit(self, mode)
self._rate_data = [0, 0]
def doReadArray(self, quality):
# need to wait for readout of the CCD
self._hw_wait()
return BaseImageChannel.doReadArray(self, quality)