def save_file(self, file):
self.widgets.status.configure(text='Saving Spectra...')
self.widgets.elapsed_real.configure(text=' ')
self.med.write_file(file)
self.widgets.status.configure(text='Ready')
self.next_file = Xrf.increment_filename(file)
self.widgets.file.entryconfigure('Save Next*',
label='Save Next = ' + self.next_file)
self.widgets.save_next.configure(text='Save Next = ' + self.next_file)
def save_file(self, file):
self.widgets.status.configure(text='Saving Spectra...')
self.widgets.elapsed_real.configure(text=' ')
self.med.write_file(file)
self.widgets.status.configure(text='Ready')
self.next_file = Xrf.increment_filename(file)
self.widgets.file.entryconfigure('Save Next*', label='Save Next = ' +
self.next_file)
self.widgets.save_next.configure(text='Save Next = ' + self.next_file)
def spectra_scan(self, first_file, scan_record):
"""
Collects Mca spectra and saves them to disk in conjunction with an EPICS scan record.
Inputs:
first_file:
The name of the first spectrum file to save. Subsequent files
will be named using the Xrf.increment_filename()function. The
filename must end in a numeric extension for this to work.
scan_record:
The name of the EPICS scan record which is controlling the scan.
This scan record must be configure to start epicsMca data collection
by writing "1" into the ERST field if the EPICS MCA.
Procedure:
1) Waits for scan.EXSC = 1, meaning scan has started
2) Waits for ClientWait=1, meaning acquisition has started
3) Waits for Acquiring=0, meaning acquisition has completed
4) Writes data to disk with epicsMca::write_file, increment file name
5) Resets ClientWait to 0 so scan will continue
6) If scan.EXSC is still 1 go to 2.
"""
file = first_file
# Enable waiting for client
self.pvs['acquire']['enable_wait'].putw(1)
# Create PV for scan record executing
scanPV = epicsPV.epicsPV(scan_record + '.EXSC')
# Wait for scan to start
while (scanPV.getw() == 0):
time.sleep(.1)
while (1):
# If scan is complete, exit
if (scanPV.getw() == 0): return
# Wait for acquisition to start
self.wait(start=1, stop=0)
# Wait for acquisition to complete
self.wait(start=0, stop=1)
# Write file. This will reset the client wait flag.
self.write_file(file)
print 'Saved file: ', file
file = Xrf.increment_filename(file)
def spectra_scan(self, first_file, scan_record):
"""
Collects Mca spectra and saves them to disk in conjunction with an EPICS scan record.
Inputs:
first_file:
The name of the first spectrum file to save. Subsequent files
will be named using the Xrf.increment_filename()function. The
filename must end in a numeric extension for this to work.
scan_record:
The name of the EPICS scan record which is controlling the scan.
This scan record must be configure to start epicsMca data collection
by writing "1" into the ERST field if the EPICS MCA.
Procedure:
1) Waits for scan.EXSC = 1, meaning scan has started
2) Waits for ClientWait=1, meaning acquisition has started
3) Waits for Acquiring=0, meaning acquisition has completed
4) Writes data to disk with epicsMca::write_file, increment file name
5) Resets ClientWait to 0 so scan will continue
6) If scan.EXSC is still 1 go to 2.
"""
file = first_file
# Enable waiting for client
self.pvs['acquire']['enable_wait'].putw(1)
# Create PV for scan record executing
scanPV = epicsPV.epicsPV(scan_record + '.EXSC')
# Wait for scan to start
while (scanPV.getw() == 0):
time.sleep(.1)
while (1):
# If scan is complete, exit
if (scanPV.getw() == 0): return
# Wait for acquisition to start
self.wait(start=1, stop=0)
# Wait for acquisition to complete
self.wait(start=0, stop=1)
# Write file. This will reset the client wait flag.
self.write_file(file)
print 'Saved file: ', file
file = Xrf.increment_filename(file)
def spectra_scan(self, first_file, scan_record):
"""
PURPOSE:
This procedures collects Med spectra and saves them to disk in
conjunction with an EPICS scan record.
epics_med.spectra_scan(first_file, scan_record)
INPUTS:
first_file:
The name of the first spectrum file to save. Subsequent files
will be named using the INCREMENT_FILENAME()function. The
filename must end in a numeric extension for this to work.
scan_record:
The name of the EPICS scan record which is controlling the scan.
This scan record must be configure to start epicsMed data collection
by writing "1" into the EraseStart record of the EPICS MED database.
PROCEDURE:
1) Wait for scan.EXSC = 1, meaning scan has started
2) Wait for ClientWait=1, meaning acquisition has started
3) Wait for Acquiring=0, meaning acquisition has completed
4) Write data to disk with MED::WRITE_FILE, increment file name
5) Reset ClientWait to 0 so scan will continue
6) If scan.EXSC is still 1 go to 2.
"""
file = first_file
# Enable waiting for client
self.pvs.enable_client_wait.putw(1)
# Create PV for scan record executing
scanPV = epicsPV.epicsPV(scan_record + '.EXSC')
# Wait for scan to start
while (scanPV.getw() == 0):
time.sleep(.1)
while (1):
# If scan is complete, exit
if (scanPV.getw() == 0): return
# Wait for acquisition to start
self.wait(start=1, stop=0)
# Wait for acquisition to complete
self.wait(start=0, stop=1)
# Write file. This resets the client wait flag
self.write_file(file)
print 'Saved file: ', file
file = Xrf.increment_filename(file)
def spectra_scan(self, first_file, scan_record):
"""
PURPOSE:
This procedures collects Med spectra and saves them to disk in
conjunction with an EPICS scan record.
epics_med.spectra_scan(first_file, scan_record)
INPUTS:
first_file:
The name of the first spectrum file to save. Subsequent files
will be named using the INCREMENT_FILENAME()function. The
filename must end in a numeric extension for this to work.
scan_record:
The name of the EPICS scan record which is controlling the scan.
This scan record must be configure to start epicsMed data collection
by writing "1" into the EraseStart record of the EPICS MED database.
PROCEDURE:
1) Wait for scan.EXSC = 1, meaning scan has started
2) Wait for ClientWait=1, meaning acquisition has started
3) Wait for Acquiring=0, meaning acquisition has completed
4) Write data to disk with MED::WRITE_FILE, increment file name
5) Reset ClientWait to 0 so scan will continue
6) If scan.EXSC is still 1 go to 2.
"""
file = first_file
# Enable waiting for client
self.pvs.enable_client_wait.putw(1)
# Create PV for scan record executing
scanPV = epicsPV.epicsPV(scan_record + '.EXSC')
# Wait for scan to start
while (scanPV.getw() == 0):
time.sleep(.1)
while (1):
# If scan is complete, exit
if (scanPV.getw() == 0): return
# Wait for acquisition to start
self.wait(start=1, stop=0)
# Wait for acquisition to complete
self.wait(start=0, stop=1)
# Write file. This resets the client wait flag
self.write_file(file)
print 'Saved file: ', file
file = Xrf.increment_filename(file)
try:
self.foreground.scan.write_file(file)
except Exception, e:
reply = tkMessageBox.showerror(title='scanDisplay error',
message = 'Unable to open file: ' + file + ' ' + e)
return
self.options.save_done = 1
if (self.options.inform_save):
top = self.widgets.save_file_top = Toplevel()
Pmw.MessageDialog(top, buttons=('OK',), defaultbutton=0,
message_text='Successfully saved as file: ' + file,
command=self.save_file_acknowledge)
top.after(2000,self.save_file_acknowledge)
self.file.next_filename = Xrf.increment_filename(file)
self.widgets.file.entryconfigure('Save Next*', label='Save Next = ' +
self.file.next_filename)
def save_file_acknowledge(self, button=None):
self.widdgets.save_file_top.after_cancel()
self.widgets.save_file_top.destroy()
############################################################
def update_marker_text(self, marker):
if (marker == 'cursor'):
chan = self.display.cursor
pos_widget = self.widgets.cur_pos
count_widget = self.widgets.cur_counts
elif (marker == 'left'):
chan = self.display.lmarker
