class ScalerDetector(DetectorMixin):
"""Scaler Detector"""
trigger_suffix = ".CNT"
def __init__(self, prefix, nchan=8, use_calc=True, mode="scaler", rois=None, **kws):
DetectorMixin.__init__(self, prefix, **kws)
nchan = int(nchan)
self.scaler = Scaler(prefix, nchan=nchan)
self._counter = ScalerCounter(prefix, nchan=nchan, use_calc=use_calc)
self.dwelltime_pv = get_pv("%s.TP" % prefix)
self.dwelltime = None
self.mode = mode
self.counters = self._counter.counters
self.extra_pvs = [("Scaler.frequency", "%s.FREQ" % prefix), ("Scaler.read_delay", "%s.DLY" % prefix)]
self._repr_extra = ", nchans=%i, use_calc=%s" % (nchan, repr(use_calc))
self.extra_pvs.extend(self._counter.extra_pvs)
def pre_scan(self, **kws):
"run just prior to scan"
self.ScalerMode(dwelltime=self.dwelltime)
def post_scan(self, **kws):
"run just after scan"
self.ContinuousMode()
def ScalerMode(self, dwelltime=1.0, numframes=1, **kws):
"set to scaler mode, for step scanning"
if dwelltime is not None:
self.scaler.CountTime(dwelltime)
return self.scaler.OneShotMode()
def ContinuousMode(self, dwelltime=None, numframes=None, **kws):
"set to continuous mode"
if dwelltime is not None:
self.scaler.CountTime(dwelltime)
return self.scaler.AutoCountMode()
def arm(self, mode=None, wait=False):
"arm detector, ready to collect with optional mode"
self.scaler.OneShotMode()
def start(self, mode=None, arm=False, wait=False):
"start detector, optionally arming and waiting"
if arm:
self.arm(mode=mode)
self.scaler.Count(wait=wait)
def stop(self, mode=None, disarm=False, wait=False):
"stop detector, optionally disarming and waiting"
self.scaler.put("CNT", 0, wait=wait)
if disarm:
self.disarm(mode=mode)
class ScalerDetector(DetectorMixin):
"""Scaler Detector"""
trigger_suffix = '.CNT'
def __init__(self, prefix, nchan=8, use_calc=True,
mode='scaler', rois=None,**kws):
DetectorMixin.__init__(self, prefix, **kws)
nchan = int(nchan)
self.scaler = Scaler(prefix, nchan=nchan)
self._counter = ScalerCounter(prefix, nchan=nchan,
use_calc=use_calc)
self.dwelltime_pv = get_pv('%s.TP' % prefix)
self.dwelltime = None
self.mode = mode
self.counters = self._counter.counters
self.extra_pvs = [('Scaler.frequency', '%s.FREQ' % prefix),
('Scaler.read_delay', '%s.DLY' % prefix)]
self._repr_extra = ', nchans=%i, use_calc=%s' % (nchan,
repr(use_calc))
self.extra_pvs.extend(self._counter.extra_pvs)
def pre_scan(self, **kws):
"run just prior to scan"
self.ScalerMode(dwelltime=self.dwelltime)
def post_scan(self, **kws):
"run just after scan"
self.ContinuousMode()
def ScalerMode(self, dwelltime=1.0, numframes=1, **kws):
"set to scaler mode, for step scanning"
if dwelltime is not None:
self.scaler.CountTime(dwelltime)
return self.scaler.put('CONT', 0, wait=True)
def ContinuousMode(self, dwelltime=None, numframes=None, **kws):
"set to continuous mode"
if dwelltime is not None:
self.scaler.CountTime(dwelltime)
return self.scaler.AutoCountMode()
def arm(self, mode=None, wait=True, fnum=None, **kws):
"arm detector, ready to collect with optional mode"
self.scaler.put('CONT', 0, wait=True)
if wait:
time.sleep(self.arm_delay)
def start(self, mode=None, arm=False, wait=True):
"start detector, optionally arming and waiting"
if arm:
self.arm(mode=mode)
self.scaler.Count(wait=wait)
if wait:
time.sleep(self.start_delay)
def stop(self, mode=None, disarm=False, wait=False):
"stop detector, optionally disarming and waiting"
self.scaler.put('CNT', 0, wait=wait)
if disarm:
self.disarm(mode=mode)
def config_filesaver(self, **kws):
"configure filesaver"
pass
