class ActonSpectrometerHardwareComponent(HardwareComponent):
def setup(self):
self.name = "acton_spectrometer"
self.debug = False
# Create logged quantities
self.center_wl = self.add_logged_quantity(
name="center_wl",
dtype=float,
fmt="%1.3f",
ro=True,
unit = "nm",
vmin=-100, vmax=2000,
)
self.grating = self.add_logged_quantity(
name="spec_grating",
dtype=str,
fmt="%s",
ro=True,
)
def connect(self):
if self.debug: print "connecting to acton_spectrometer"
# Open connection to hardware
self.acton_spectrometer = ActonSpectrometer(port=ACTON_SPEC_PORT, debug=True, dummy=False)
# connect logged quantities
self.center_wl.hardware_read_func = \
self.acton_spectrometer.read_wl
self.grating.hardware_read_func = \
self.acton_spectrometer.read_grating_name
# connect GUI
self.center_wl.updated_value[float].connect(
self.gui.ui.acton_spec_center_wl_doubleSpinBox.setValue)
self.grating.updated_value[str].connect(
self.gui.ui.acton_spec_grating_lineEdit.setText)
def disconnect(self):
#disconnect hardware
self.acton_spectrometer.close()
#disconnect logged quantities from hardware
for lq in self.logged_quantities.values():
lq.hardware_read_func = None
lq.hardware_set_func = None
# clean up hardware object
del self.acton_spectrometer
def __init__(self, **params):
for p in self.INPUT_PARAM_NAMES:
setattr(self, p, params[p])
self.x_array = np.arange(self.x0, self.x1, self.dx, dtype=float)
self.y_array = np.arange(self.y0, self.y1, self.dy, dtype=float)
self.z_array = np.arange(self.z0, self.z1, self.dz, dtype=float)
self.Nx = len(self.x_array)
self.Ny = len(self.y_array)
self.Nz = len(self.z_array)
self.mcl_axis_translation = xyz_tuple(*self.mcl_axis_translation)
self.HARDWARE_DEBUG = False
#HARDWARE
self.nanodrive = MCLNanoDrive(debug=self.HARDWARE_DEBUG)
self.mono = ActonSpectrometer(port=SPEC_COMM_PORT,
debug=self.HARDWARE_DEBUG,
dummy=False)
self.mono_grating = self.mono.read_grating()
self.mono_wl = self.mono.read_wl()
self.ccd = AndorCCD(debug=self.HARDWARE_DEBUG)
print "Andor CCD"
print "%g x %g" % (self.ccd.Nx, self.ccd.Ny)
self.spectrum_length = self.ccd.Nx
self.ccd.set_cooler_on()
self.ccd.get_temperature()
if SHOW_GRAPH:
self.fig = pl.figure(1)
self.ax = self.fig.add_subplot(111)
self.spec_plotline, = self.ax.plot(np.ones(self.spectrum_length))
self.fig.show()
#DATA ARRAYS
self.integrated_count_map = np.zeros((
self.Nz,
self.Ny,
self.Nx,
),
dtype=int)
self.spec_map = np.zeros(
(self.Nz, self.Ny, self.Nx, self.spectrum_length), dtype=np.int32)
def connect(self):
if self.debug: print "connecting to acton_spectrometer"
# Open connection to hardware
self.acton_spectrometer = ActonSpectrometer(port=ACTON_SPEC_PORT, debug=True, dummy=False)
# connect logged quantities
self.center_wl.hardware_read_func = \
self.acton_spectrometer.read_wl
self.grating.hardware_read_func = \
self.acton_spectrometer.read_grating_name
# connect GUI
self.center_wl.updated_value[float].connect(
self.gui.ui.acton_spec_center_wl_doubleSpinBox.setValue)
self.grating.updated_value[str].connect(
self.gui.ui.acton_spec_grating_lineEdit.setText)
class ConfocalSpectrum3DScan(object):
INPUT_PARAM_NAMES = """x0 x1 dx y0 y1 dy z0 z1 dz
t_exposure emgain ad_chan ad_hs_speed_index bin_row0 bin_row1
axis_scan_order mcl_axis_translation""".split()
def __init__(self, **params):
for p in self.INPUT_PARAM_NAMES:
setattr(self, p, params[p])
self.x_array = np.arange(self.x0, self.x1, self.dx, dtype=float)
self.y_array = np.arange(self.y0, self.y1, self.dy, dtype=float)
self.z_array = np.arange(self.z0, self.z1, self.dz, dtype=float)
self.Nx = len(self.x_array)
self.Ny = len(self.y_array)
self.Nz = len(self.z_array)
self.mcl_axis_translation = xyz_tuple(*self.mcl_axis_translation)
self.HARDWARE_DEBUG = False
#HARDWARE
self.nanodrive = MCLNanoDrive(debug=self.HARDWARE_DEBUG)
self.mono = ActonSpectrometer(port=SPEC_COMM_PORT,
debug=self.HARDWARE_DEBUG,
dummy=False)
self.mono_grating = self.mono.read_grating()
self.mono_wl = self.mono.read_wl()
self.ccd = AndorCCD(debug=self.HARDWARE_DEBUG)
print "Andor CCD"
print "%g x %g" % (self.ccd.Nx, self.ccd.Ny)
self.spectrum_length = self.ccd.Nx
self.ccd.set_cooler_on()
self.ccd.get_temperature()
if SHOW_GRAPH:
self.fig = pl.figure(1)
self.ax = self.fig.add_subplot(111)
self.spec_plotline, = self.ax.plot(np.ones(self.spectrum_length))
self.fig.show()
#DATA ARRAYS
self.integrated_count_map = np.zeros((
self.Nz,
self.Ny,
self.Nx,
),
dtype=int)
self.spec_map = np.zeros(
(self.Nz, self.Ny, self.Nx, self.spectrum_length), dtype=np.int32)
def run_3d_scan(self):
self.ccd.set_ro_image_mode()
self.ccd.set_trigger_mode('internal')
self.ccd.set_image_flip(ANDOR_HFLIP, ANDOR_VFLIP)
print "flip", self.ccd.get_image_flip()
self.ccd.set_ad_channel(self.ad_chan)
self.ccd.set_exposure_time(self.t_exposure)
self.ccd.set_EMCCD_gain(self.emgain)
self.ccd.set_cooler_on()
self.ccd.get_temperature()
self.ccd.set_shutter_open()
self.ccd.set_hs_speed(self.ad_hs_speed_index)
self.set_ijk = (-1, -1, -1)
self.scanning = True
time0 = time.time()
for iii, ijk in enumerate(
ijk_generator((self.Nx, self.Ny, self.Nz),
self.axis_scan_order)):
#previous ijk
ip, jp, kp = self.set_ijk
# new ijk
i, j, k = ijk
# move stage
if i != ip:
x = self.x_array[i]
self.nanodrive.set_pos_ax(x, self.mcl_axis_translation.x)
if j != jp:
y = self.y_array[j]
self.nanodrive.set_pos_ax(y, self.mcl_axis_translation.y)
if k != kp:
z = self.z_array[k]
self.nanodrive.set_pos_ax(z, self.mcl_axis_translation.z)
self.set_ijk = ijk
#t1 = time.time()
self.read_from_hardware()
#print "read_from_hardware (s)", time.time() - t1
#t1 = time.time()
self.ccd.start_acquisition()
stat = "ACQUIRING"
while stat != "IDLE":
time.sleep(self.ccd.exposure_time * 0.1)
stati, stat = self.ccd.get_status()
self.ccd.get_acquired_data()
#print "ccd acquire (s)", time.time() - t1
spectrum = np.sum(self.ccd.buffer[self.bin_row0:self.bin_row1],
axis=0)
self.spec_map[k, j, i, :] = spectrum
cts = self.integrated_count_map[k, j, i] = sum(spectrum)
if ((i + j + k) % 10) == 0:
print ijk, cts
t_now = time.time()
pixel_time = (t_now - time0) * 0.1
print "sec per pixel:", pixel_time, "| time remaining (s)", ((
(self.Nx * self.Ny * self.Nz) - iii) * pixel_time)
time0 = t_now
#if ((i + j + k) % 2) == 0 :
if True:
if SHOW_GRAPH:
self.spec_plotline.set_ydata(spectrum)
self.ax.relim()
self.ax.autoscale_view(tight=None,
scalex=False,
scaley=True)
self.fig.canvas.draw()
#Finish up after scan
print "saving data..."
save_params = self.INPUT_PARAM_NAMES + [
"spec_map", "Nx", "Ny", "Nz", "spectrum_length", "mono_grating",
"mono_wl", "x_array", "y_array", "z_array", "integrated_count_map"
]
save_dict = dict()
for key in save_params:
save_dict[key] = getattr(self, key)
t0 = time.time()
save_fname = "%i_spec_map3d.npz" % t0
np.savez_compressed(save_fname, **save_dict)
print "data saved as %s" % save_fname
def read_from_hardware(self):
pos = self.nanodrive.get_pos()
self.xpos = pos[self.mcl_axis_translation.x - 1]
self.ypos = pos[self.mcl_axis_translation.y - 1]
self.zpos = pos[self.mcl_axis_translation.z - 1]
def OnInit(self):
print "OnInit"
self.HARDWARE_DEBUG = HARDWARE_DEBUG
self.frame = ScanningSpectrumControlFrame(None)
# Logged Quantities
self.x_position = LoggedQuantity(
name='x_position',
dtype=np.float,
display_textctrl=self.frame.m_textCtrl_current_x,
input_textctrl=self.frame.m_textCtrl_set_current_x)
self.y_position = LoggedQuantity(
name='y_position',
dtype=np.float,
display_textctrl=self.frame.m_textCtrl_current_y,
input_textctrl=self.frame.m_textCtrl_set_current_y)
# Figure ###############################################################
self.wxfig = MPLFigureWithToolbarWX(self.frame.m_panel_plot)
self.fig = self.wxfig.fig
self.ax = self.fig.add_subplot(111)
# Spectrum Fig
self.fig2 = pl.figure(2)
self.ax_speclive = self.fig2.add_subplot(111)
#self.c0_hist_line, = self.ax2.plot(np.zeros(HIST_LEN,dtype=float))
#self.c1_hist_line, = self.ax2.plot(np.zeros(HIST_LEN,dtype=float))
#self.hist_vline = self.ax2.axvline(0)
#self.c0_hist = np.zeros(HIST_LEN,dtype=float)
#self.c1_hist = np.zeros(HIST_LEN,dtype=float)
self.fig2.show()
#self.history_i = 0
self.spec_plotline, = self.ax_speclive.plot(range(0, 512),
range(0, 512))
##################### hardware #########################################
self.scanning = False
######## MCL NanoDrive Stage ###########################################
self.nanodrive = MCLNanoDrive(debug=self.HARDWARE_DEBUG)
try:
self.frame.m_staticText_maxdim.SetLabel(
"max: %g x %g um" %
(self.nanodrive.cal[XAXIS_ID], self.nanodrive.cal[YAXIS_ID]))
except Exception as e:
print e
self.frame.m_staticText_maxdim.SetLabel("max: ? x ? um")
self.read_from_hardware()
self.x_position.hardware_set_func = lambda x: self.nanodrive.set_pos_ax(
x, XAXIS_ID)
self.y_position.hardware_set_func = lambda y: self.nanodrive.set_pos_ax(
y, YAXIS_ID)
#Spectrometer ##########################################################
self.spec = ActonSpectrometer(port=SPEC_COMM_PORT,
debug=self.HARDWARE_DEBUG,
dummy=False)
print self.spec.read_grating_info()
self.frame.m_choice_spec_grating.Clear()
for gnum, gname in self.spec.gratings:
self.frame.m_choice_spec_grating.Append("%i %s" % (gnum, gname))
print self.spec.gratings_dict
self.spec.read_grating()
self.frame.m_choice_spec_grating.SetSelection(self.spec.grating - 1)
self.spec.read_wl()
self.frame.m_textCtrl_current_spec_wl.SetValue("%f" % self.spec.wl)
self.frame.m_textCtrl_set_spec_wl.Bind(wx.EVT_TEXT_ENTER,
self.on_change_spec_wl)
self.frame.m_choice_spec_grating.Bind(wx.EVT_CHOICE,
self.on_change_spec_grating)
#self.frame.m_button_spec_stop.Bind(wx.EVT_BUTTON, self.on_spec_stop_motion)
########################################################################
#Andor CCD##############################################################
self.ccd = AndorCCD(debug=self.HARDWARE_DEBUG)
print "Andor CCD"
print "%g x %g" % (self.ccd.Nx, self.ccd.Ny)
self.spectrum_length = self.ccd.Nx
self.ccd.set_ro_image_mode()
self.ccd.set_trigger_mode('internal')
self.ccd.set_image_flip(ANDOR_HFLIP, ANDOR_VFLIP)
print "flip", self.ccd.get_image_flip()
self.ccd.set_ad_channel(ANDOR_AD_CHAN)
self.ccd.set_exposure_time(1.0)
self.ccd.set_EMCCD_gain(1)
self.ccd.set_cooler_on()
self.ccd.get_temperature()
self.ccd.set_shutter_open()
self.spec_fig = pl.figure(3)
self.specimg_ax = self.spec_fig.add_subplot(111)
self.spec_ax = self.spec_fig.add_subplot(611)
self.spec_ax.set_xlim(0, 512)
self.spec_fig.show()
self.ccd_img = self.specimg_ax.imshow(np.zeros(
(self.ccd.Nx, self.ccd.Ny), dtype=np.int32),
origin='lower',
interpolation='nearest')
self.specimg_ax.axhline(ROW0, color='w')
self.specimg_ax.axhline(ROW1, color='w')
self.specimg_ax.axvline(256, color='w')
self.spec_line, = self.spec_ax.plot(
np.zeros(self.ccd.Nx, dtype=np.int32), 'k-')
self.spec_line2, = self.spec_ax.plot(
np.zeros(self.ccd.Nx, dtype=np.int32), 'g-')
self.video_mode = False
self.frame.m_button_video_mode_start.Bind(wx.EVT_BUTTON,
self.on_start_video_mode)
self.frame.m_button_video_mode_stop.Bind(wx.EVT_BUTTON,
self.on_stop_video_mode)
self.frame.m_textCtrl_andor_exposure.SetValue(
str(ANDOR_DEFAULT_EXPOSURE))
self.frame.m_textCtrl_andor_em.SetValue(str(ANDOR_DEFAULT_EMGAIN))
# A/D rate
choice_adc = self.frame.m_choice_andor_adc
choice_adc.Clear()
for speed in self.ccd.HSSpeeds[ANDOR_AD_CHAN]:
choice_adc.Append("%g MHz" % (speed))
choice_adc.SetSelection(0)
self.ccd.set_hs_speed(0)
choice_adc.Bind(wx.EVT_CHOICE, self.on_change_andor_adc)
########################################################################
# update figure
self.ax.set_xlim(0, self.nanodrive.cal[XAXIS_ID])
self.ax.set_ylim(0, self.nanodrive.cal[YAXIS_ID])
# events
self.frame.Bind(wx.EVT_BUTTON, self.on_start_scan,
self.frame.m_button_start)
self.frame.Bind(wx.EVT_BUTTON, self.on_stop_scan,
self.frame.m_button_stop)
self.timer = wx.Timer(id=2001)
self.timer.Bind(wx.EVT_TIMER, self.on_timer)
self.timer.Start(2000)
#self.fast_timer = wx.Timer(id=2002)
#self.fast_timer.Bind(wx.EVT_TIMER, self.on_fast_timer)
#self.frame.m_checkBox_picoharp_fastreadout.Bind(
# wx.EVT_CHECKBOX, self.on_fast_timer_checkbox)
self.update_display()
self.frame.Show()
return True
class ScanningTRPLHistMapApp(wx.App):
def OnInit(self):
print "OnInit"
self.HARDWARE_DEBUG = HARDWARE_DEBUG
self.frame = ScanningSpectrumControlFrame(None)
# Logged Quantities
self.x_position = LoggedQuantity(
name='x_position',
dtype=np.float,
display_textctrl=self.frame.m_textCtrl_current_x,
input_textctrl=self.frame.m_textCtrl_set_current_x)
self.y_position = LoggedQuantity(
name='y_position',
dtype=np.float,
display_textctrl=self.frame.m_textCtrl_current_y,
input_textctrl=self.frame.m_textCtrl_set_current_y)
# Figure ###############################################################
self.wxfig = MPLFigureWithToolbarWX(self.frame.m_panel_plot)
self.fig = self.wxfig.fig
self.ax = self.fig.add_subplot(111)
# Spectrum Fig
self.fig2 = pl.figure(2)
self.ax_speclive = self.fig2.add_subplot(111)
#self.c0_hist_line, = self.ax2.plot(np.zeros(HIST_LEN,dtype=float))
#self.c1_hist_line, = self.ax2.plot(np.zeros(HIST_LEN,dtype=float))
#self.hist_vline = self.ax2.axvline(0)
#self.c0_hist = np.zeros(HIST_LEN,dtype=float)
#self.c1_hist = np.zeros(HIST_LEN,dtype=float)
self.fig2.show()
#self.history_i = 0
self.spec_plotline, = self.ax_speclive.plot(range(0, 512),
range(0, 512))
##################### hardware #########################################
self.scanning = False
######## MCL NanoDrive Stage ###########################################
self.nanodrive = MCLNanoDrive(debug=self.HARDWARE_DEBUG)
try:
self.frame.m_staticText_maxdim.SetLabel(
"max: %g x %g um" %
(self.nanodrive.cal[XAXIS_ID], self.nanodrive.cal[YAXIS_ID]))
except Exception as e:
print e
self.frame.m_staticText_maxdim.SetLabel("max: ? x ? um")
self.read_from_hardware()
self.x_position.hardware_set_func = lambda x: self.nanodrive.set_pos_ax(
x, XAXIS_ID)
self.y_position.hardware_set_func = lambda y: self.nanodrive.set_pos_ax(
y, YAXIS_ID)
#Spectrometer ##########################################################
self.spec = ActonSpectrometer(port=SPEC_COMM_PORT,
debug=self.HARDWARE_DEBUG,
dummy=False)
print self.spec.read_grating_info()
self.frame.m_choice_spec_grating.Clear()
for gnum, gname in self.spec.gratings:
self.frame.m_choice_spec_grating.Append("%i %s" % (gnum, gname))
print self.spec.gratings_dict
self.spec.read_grating()
self.frame.m_choice_spec_grating.SetSelection(self.spec.grating - 1)
self.spec.read_wl()
self.frame.m_textCtrl_current_spec_wl.SetValue("%f" % self.spec.wl)
self.frame.m_textCtrl_set_spec_wl.Bind(wx.EVT_TEXT_ENTER,
self.on_change_spec_wl)
self.frame.m_choice_spec_grating.Bind(wx.EVT_CHOICE,
self.on_change_spec_grating)
#self.frame.m_button_spec_stop.Bind(wx.EVT_BUTTON, self.on_spec_stop_motion)
########################################################################
#Andor CCD##############################################################
self.ccd = AndorCCD(debug=self.HARDWARE_DEBUG)
print "Andor CCD"
print "%g x %g" % (self.ccd.Nx, self.ccd.Ny)
self.spectrum_length = self.ccd.Nx
self.ccd.set_ro_image_mode()
self.ccd.set_trigger_mode('internal')
self.ccd.set_image_flip(ANDOR_HFLIP, ANDOR_VFLIP)
print "flip", self.ccd.get_image_flip()
self.ccd.set_ad_channel(ANDOR_AD_CHAN)
self.ccd.set_exposure_time(1.0)
self.ccd.set_EMCCD_gain(1)
self.ccd.set_cooler_on()
self.ccd.get_temperature()
self.ccd.set_shutter_open()
self.spec_fig = pl.figure(3)
self.specimg_ax = self.spec_fig.add_subplot(111)
self.spec_ax = self.spec_fig.add_subplot(611)
self.spec_ax.set_xlim(0, 512)
self.spec_fig.show()
self.ccd_img = self.specimg_ax.imshow(np.zeros(
(self.ccd.Nx, self.ccd.Ny), dtype=np.int32),
origin='lower',
interpolation='nearest')
self.specimg_ax.axhline(ROW0, color='w')
self.specimg_ax.axhline(ROW1, color='w')
self.specimg_ax.axvline(256, color='w')
self.spec_line, = self.spec_ax.plot(
np.zeros(self.ccd.Nx, dtype=np.int32), 'k-')
self.spec_line2, = self.spec_ax.plot(
np.zeros(self.ccd.Nx, dtype=np.int32), 'g-')
self.video_mode = False
self.frame.m_button_video_mode_start.Bind(wx.EVT_BUTTON,
self.on_start_video_mode)
self.frame.m_button_video_mode_stop.Bind(wx.EVT_BUTTON,
self.on_stop_video_mode)
self.frame.m_textCtrl_andor_exposure.SetValue(
str(ANDOR_DEFAULT_EXPOSURE))
self.frame.m_textCtrl_andor_em.SetValue(str(ANDOR_DEFAULT_EMGAIN))
# A/D rate
choice_adc = self.frame.m_choice_andor_adc
choice_adc.Clear()
for speed in self.ccd.HSSpeeds[ANDOR_AD_CHAN]:
choice_adc.Append("%g MHz" % (speed))
choice_adc.SetSelection(0)
self.ccd.set_hs_speed(0)
choice_adc.Bind(wx.EVT_CHOICE, self.on_change_andor_adc)
########################################################################
# update figure
self.ax.set_xlim(0, self.nanodrive.cal[XAXIS_ID])
self.ax.set_ylim(0, self.nanodrive.cal[YAXIS_ID])
# events
self.frame.Bind(wx.EVT_BUTTON, self.on_start_scan,
self.frame.m_button_start)
self.frame.Bind(wx.EVT_BUTTON, self.on_stop_scan,
self.frame.m_button_stop)
self.timer = wx.Timer(id=2001)
self.timer.Bind(wx.EVT_TIMER, self.on_timer)
self.timer.Start(2000)
#self.fast_timer = wx.Timer(id=2002)
#self.fast_timer.Bind(wx.EVT_TIMER, self.on_fast_timer)
#self.frame.m_checkBox_picoharp_fastreadout.Bind(
# wx.EVT_CHECKBOX, self.on_fast_timer_checkbox)
self.update_display()
self.frame.Show()
return True
def on_timer(self, e):
self.read_from_hardware()
self.update_display()
# def on_fast_timer(self,e):
# self.picoharp.read_count_rates()
# self.frame.m_textCtrl_count0.SetValue(str(self.picoharp.Countrate0))
# self.frame.m_textCtrl_count1.SetValue(str(self.picoharp.Countrate1))
# self.c0_hist[self.hist_i] = self.picoharp.Countrate0
# self.c1_hist[self.hist_i] = self.picoharp.Countrate1
#
# #self.c0_hist_line.set_ydata(self.c0_hist)
# self.c1_hist_line.set_ydata(self.c1_hist)
# self.hist_vline.set_xdata([self.hist_i]*2)
#
# self.history_i += 1
# self.history_i %= HISTORY_LEN
#
# if (self.hist_i % 10) == 0:
# self.ax2.relim()
# self.ax2.autoscale_view(scalex=False, scaley=True)
# #self.ax2.autoscale()
#
# self.fig2.canvas.draw()
def on_fast_timer_checkbox(self, e):
fast_timer_enable = self.frame.m_checkBox_picoharp_fastreadout.GetValue(
)
if fast_timer_enable:
self.fast_timer.Start(100)
else:
self.fast_timer.Stop()
def on_start_scan(self, e):
print "start scan"
self.scanning = True
# get scan parameters:
self.x0 = float(self.frame.m_textCtrl_x0.GetValue())
self.x1 = float(self.frame.m_textCtrl_x1.GetValue())
self.y0 = float(self.frame.m_textCtrl_y0.GetValue())
self.y1 = float(self.frame.m_textCtrl_y1.GetValue())
self.dx = float(self.frame.m_textCtrl_dx.GetValue()) / 1000.
self.dy = float(self.frame.m_textCtrl_dy.GetValue()) / 1000.
self.x_array = np.arange(self.x0, self.x1, self.dx, dtype=float)
self.y_array = np.arange(self.y0, self.y1, self.dy, dtype=float)
self.Nx = len(self.x_array)
self.Ny = len(self.y_array)
print "Nx, Ny", self.Nx, self.Ny
self.andor_exposure = float(
self.frame.m_textCtrl_andor_exposure.GetValue())
self.andor_em_gain = int(self.frame.m_textCtrl_andor_em.GetValue())
### create data arrays
self.integrated_count_map = np.zeros((self.Ny, self.Nx), dtype=int)
self.spectrum_map = np.zeros((self.Ny, self.Nx, self.spectrum_length),
dtype=int)
print "shape:", self.integrated_count_map.shape, self.spectrum_map.shape
### update figure
self.aximg = self.ax.imshow(
self.integrated_count_map,
origin='lower',
vmin=1e4,
vmax=1e5,
interpolation='nearest',
extent=[self.x0, self.x1, self.y0, self.y1])
self.wxfig.redraw()
# set up experiment
self.ccd.set_exposure_time(self.andor_exposure)
self.ccd.set_EMCCD_gain(self.andor_em_gain)
# Scan!
line_time0 = time.time()
for jj in range(self.Ny):
if not self.scanning:
break
y = self.y_array[jj]
self.nanodrive.set_pos_ax(y, YAXIS_ID)
self.read_from_hardware()
y = self.ypos
print "line time:", time.time() - line_time0
print "pixel time:", float(time.time() - line_time0) / len(
self.x_array)
line_time0 = time.time()
if jj % 2: #odd lines
x_line_indicies = range(self.Nx)
else: #even lines -- traverse in opposite direction
x_line_indicies = range(self.Nx)[::-1]
for ii in x_line_indicies:
if not self.scanning:
break
x = self.xpos = self.x_array[ii]
wx.Yield()
self.nanodrive.set_pos_ax(x, XAXIS_ID)
self.ccd.start_acquisition()
stat = "ACQUIRING"
while stat != "IDLE":
wx_yielded_sleep(self.ccd.exposure_time * 0.25)
stati, stat = self.ccd.get_status()
self.ccd.get_acquired_data()
spectrum = np.sum(self.ccd.buffer[ROW0:ROW1], axis=0)
self.spectrum_map[jj, ii, :] = spectrum
self.integrated_count_map[jj, ii] = sum(spectrum)
# update display
try:
self.update_display()
except Exception, err:
print "Failed to update_display", err
try:
self.spec_plotline.set_ydata(spectrum)
self.ax_speclive.relim()
self.ax_speclive.autoscale_view(tight=None,
scalex=False,
scaley=True)
self.fig2.canvas.draw()
except Exception as err:
print "Failed to update spectrum plot", err
if not (ii % 5):
#self.update_figure()
try:
#print "updating figure"
#self.read_from_hardware()
self.aximg.set_data(self.integrated_count_map)
try:
count_min = np.min(
self.integrated_count_map[np.nonzero(
self.integrated_count_map)])
except Exception as err:
count_min = 0
count_max = np.max(self.integrated_count_map)
self.aximg.set_clim(count_min, count_max + 1)
self.wxfig.redraw()
except Exception, err:
print "Failed to update figure:", err
def OnInit(self):
print "OnInit"
self.HARDWARE_DEBUG = HARDWARE_DEBUG
self.frame = SpectrumCameraControlFrame(None)
#self.frame.m_panel_scanarea.Disable()
# Figure
self.wxfig = MPLFigureWithToolbarWX(self.frame.m_panel_plot)
self.fig = self.wxfig.fig
self.ax = self.fig.add_subplot(111)
self.ax2 = self.fig.add_subplot(611)
self.ax2.set_xlim(0, 512)
#Spectrometer ##########################################################
self.spec = ActonSpectrometer(port="COM4", debug=self.HARDWARE_DEBUG)
print self.spec.read_grating_info()
self.frame.m_choice_spec_grating.Clear()
for gnum, gname in self.spec.gratings:
self.frame.m_choice_spec_grating.Append("%i %s" % (gnum, gname))
print self.spec.gratings_dict
self.spec.read_grating()
self.frame.m_choice_spec_grating.SetSelection(self.spec.grating - 1)
self.spec.read_wl()
self.frame.m_textCtrl_current_spec_wl.SetValue("%f" % self.spec.wl)
self.frame.m_textCtrl_set_spec_wl.Bind(wx.EVT_TEXT_ENTER,
self.on_change_spec_wl)
self.frame.m_choice_spec_grating.Bind(wx.EVT_CHOICE,
self.on_change_spec_grating)
self.frame.m_button_spec_stop.Bind(wx.EVT_BUTTON,
self.on_spec_stop_motion)
########################################################################
#Andor CCD##############################################################
self.ccd = AndorCCD(debug=self.HARDWARE_DEBUG)
print "Andor CCD"
print "%g x %g" % (self.ccd.Nx, self.ccd.Ny)
self.ccd.set_ro_image_mode()
self.ccd.set_trigger_mode('internal')
self.ccd.set_exposure_time(1.0)
self.ccd.set_EMCCD_gain(1)
self.ccd.set_shutter_open()
self.ccd_img = self.ax.imshow(np.zeros((self.ccd.Nx, self.ccd.Ny),
dtype=np.int32),
origin='lower',
interpolation='nearest')
self.spec_line, = self.ax2.plot(np.zeros(self.ccd.Nx, dtype=np.int32),
'k-')
self.spec_line2, = self.ax2.plot(np.zeros(self.ccd.Nx, dtype=np.int32),
'g-')
self.video_mode = False
self.frame.m_button_video_mode_start.Bind(wx.EVT_BUTTON,
self.on_start_video_mode)
self.frame.m_button_video_mode_stop.Bind(wx.EVT_BUTTON,
self.on_stop_video_mode)
# A/D rate
choice_adc = self.frame.m_choice_andor_adc
choice_adc.Clear()
for speed in self.ccd.HSSpeeds[AD_CHAN]:
choice_adc.Append("%g MHz" % (speed))
choice_adc.SetSelection(0)
self.ccd.set_hs_speed(0)
choice_adc.Bind(wx.EVT_CHOICE, self.on_change_andor_adc)
########################################################################
self.timer = wx.Timer(id=2001)
self.timer.Bind(wx.EVT_TIMER, self.on_timer)
self.timer.Start(2000)
self.fast_timer = wx.Timer(id=2002)
self.fast_timer.Bind(wx.EVT_TIMER, self.on_fast_timer)
#self.frame.m_checkBox_picoharp_fastreadout.Bind(
# wx.EVT_CHECKBOX, self.on_fast_timer_checkbox)
#self.update_display()
self.frame.Show()
return True
class AndorCameraTestApp(wx.App):
def OnInit(self):
print "OnInit"
self.HARDWARE_DEBUG = HARDWARE_DEBUG
self.frame = SpectrumCameraControlFrame(None)
#self.frame.m_panel_scanarea.Disable()
# Figure
self.wxfig = MPLFigureWithToolbarWX(self.frame.m_panel_plot)
self.fig = self.wxfig.fig
self.ax = self.fig.add_subplot(111)
self.ax2 = self.fig.add_subplot(611)
self.ax2.set_xlim(0, 512)
#Spectrometer ##########################################################
self.spec = ActonSpectrometer(port="COM4", debug=self.HARDWARE_DEBUG)
print self.spec.read_grating_info()
self.frame.m_choice_spec_grating.Clear()
for gnum, gname in self.spec.gratings:
self.frame.m_choice_spec_grating.Append("%i %s" % (gnum, gname))
print self.spec.gratings_dict
self.spec.read_grating()
self.frame.m_choice_spec_grating.SetSelection(self.spec.grating - 1)
self.spec.read_wl()
self.frame.m_textCtrl_current_spec_wl.SetValue("%f" % self.spec.wl)
self.frame.m_textCtrl_set_spec_wl.Bind(wx.EVT_TEXT_ENTER,
self.on_change_spec_wl)
self.frame.m_choice_spec_grating.Bind(wx.EVT_CHOICE,
self.on_change_spec_grating)
self.frame.m_button_spec_stop.Bind(wx.EVT_BUTTON,
self.on_spec_stop_motion)
########################################################################
#Andor CCD##############################################################
self.ccd = AndorCCD(debug=self.HARDWARE_DEBUG)
print "Andor CCD"
print "%g x %g" % (self.ccd.Nx, self.ccd.Ny)
self.ccd.set_ro_image_mode()
self.ccd.set_trigger_mode('internal')
self.ccd.set_exposure_time(1.0)
self.ccd.set_EMCCD_gain(1)
self.ccd.set_shutter_open()
self.ccd_img = self.ax.imshow(np.zeros((self.ccd.Nx, self.ccd.Ny),
dtype=np.int32),
origin='lower',
interpolation='nearest')
self.spec_line, = self.ax2.plot(np.zeros(self.ccd.Nx, dtype=np.int32),
'k-')
self.spec_line2, = self.ax2.plot(np.zeros(self.ccd.Nx, dtype=np.int32),
'g-')
self.video_mode = False
self.frame.m_button_video_mode_start.Bind(wx.EVT_BUTTON,
self.on_start_video_mode)
self.frame.m_button_video_mode_stop.Bind(wx.EVT_BUTTON,
self.on_stop_video_mode)
# A/D rate
choice_adc = self.frame.m_choice_andor_adc
choice_adc.Clear()
for speed in self.ccd.HSSpeeds[AD_CHAN]:
choice_adc.Append("%g MHz" % (speed))
choice_adc.SetSelection(0)
self.ccd.set_hs_speed(0)
choice_adc.Bind(wx.EVT_CHOICE, self.on_change_andor_adc)
########################################################################
self.timer = wx.Timer(id=2001)
self.timer.Bind(wx.EVT_TIMER, self.on_timer)
self.timer.Start(2000)
self.fast_timer = wx.Timer(id=2002)
self.fast_timer.Bind(wx.EVT_TIMER, self.on_fast_timer)
#self.frame.m_checkBox_picoharp_fastreadout.Bind(
# wx.EVT_CHECKBOX, self.on_fast_timer_checkbox)
#self.update_display()
self.frame.Show()
return True
def on_timer(self, e):
try:
temp = self.ccd.get_temperature()
self.frame.m_textCtrl_andor_temp.SetValue(str(temp))
except:
print "failed to get temperature"
#self.read_from_hardware()
#self.update_display()
def on_fast_timer(self, e):
self.picoharp.read_count_rates()
self.frame.m_textCtrl_count0.SetValue(str(self.picoharp.Countrate0))
self.frame.m_textCtrl_count1.SetValue(str(self.picoharp.Countrate1))
self.c0_hist[self.hist_i] = self.picoharp.Countrate0
self.c1_hist[self.hist_i] = self.picoharp.Countrate1
#self.c0_hist_line.set_ydata(self.c0_hist)
self.c1_hist_line.set_ydata(self.c1_hist)
self.hist_vline.set_xdata([self.hist_i] * 2)
self.hist_i += 1
self.hist_i %= HIST_LEN
if (self.hist_i % 10) == 0:
self.ax2.relim()
self.ax2.autoscale_view(scalex=False, scaley=True)
#self.ax2.autoscale()
self.fig2.canvas.draw()
def on_fast_timer_checkbox(self, e):
fast_timer_enable = self.frame.m_checkBox_picoharp_fastreadout.GetValue(
)
if fast_timer_enable:
self.fast_timer.Start(100)
else:
self.fast_timer.Stop()
def read_from_hardware(self):
self.picoharp.read_count_rates()
self.ypos, self.xpos, z = self.nanodrive.get_pos()
#self.xpos = self.lockinstage.getx()
#self.ypos = self.lockinstage.gety()
return self.xpos, self.ypos
def update_display(self):
#self.x_position.update_value(self.nanodrive.x_pos)
#self.y_position.update_value(self.nanodrive.y_pos)
self.x_position.update_value(self.xpos)
self.y_position.update_value(self.ypos)
self.frame.m_textCtrl_count0.SetValue(str(self.picoharp.Countrate0))
self.frame.m_textCtrl_count1.SetValue(str(self.picoharp.Countrate1))
def on_change_spec_wl(self, evt):
self.spec_wl = float(self.frame.m_textCtrl_set_spec_wl.GetValue())
self.frame.m_statusBar.SetStatusText(
"Setting spectrometer wavelength to %f nm ..." % self.spec_wl)
self.spec.write_wl_nonblock(self.spec_wl)
wx.Yield()
wx.Sleep(1)
self.spec_done = False
while not self.spec_done:
self.spec_done = self.spec.read_done_status()
self.spec_wl_current = self.spec.read_wl()
self.frame.m_textCtrl_current_spec_wl.SetValue(
"%f" % self.spec_wl_current)
wx.Yield()
wx.Sleep(1)
self.frame.m_textCtrl_set_spec_wl.SetValue("")
self.frame.m_statusBar.SetStatusText("Done setting Spectrometer")
def on_change_spec_grating(self, evt):
new_grating_index = self.frame.m_choice_spec_grating.GetSelection()
gnum, gname = self.spec.gratings[new_grating_index]
if self.HARDWARE_DEBUG:
print "Moving spectrometer grating to %i %s (please wait until the move is complete)" % (
gnum, gname)
self.spec.write_grating(gnum)
def on_spec_stop_motion(self, evt):
pass
def on_start_video_mode(self, evt):
self.andor_exposure = float(
self.frame.m_textCtrl_andor_exposure.GetValue())
self.andor_em_gain = int(self.frame.m_textCtrl_andor_em.GetValue())
self.ccd.set_exposure_time(self.andor_exposure)
self.ccd.set_EMCCD_gain(self.andor_em_gain)
self.frame.m_button_video_mode_start.Disable()
self.frame.m_button_video_mode_stop.Enable(1)
self.video_mode = True
while self.video_mode:
self.ccd.start_acquisition()
stat = "ACQUIRING"
while stat != "IDLE":
wx_yielded_sleep(0.1)
stati, stat = self.ccd.get_status()
self.ccd.get_acquired_data()
self.ccd_img.set_data(self.ccd.buffer)
count_min = np.min(self.ccd.buffer)
count_max = np.max(self.ccd.buffer)
self.ccd_img.set_clim(count_min, count_max)
self.spectra_data = np.average(self.ccd.buffer, axis=0)
self.spectra_data2 = np.average(self.ccd.buffer[200:350], axis=0)
self.spec_line.set_ydata(self.spectra_data)
self.spec_line2.set_ydata(self.spectra_data2)
self.ax2.relim()
self.ax2.autoscale_view(scalex=False, scaley=True)
self.wxfig.redraw()
def on_stop_video_mode(self, evt):
self.video_mode = False
self.frame.m_button_video_mode_start.Enable(1)
self.frame.m_button_video_mode_stop.Disable()
# Andor CCD Events
def on_change_andor_adc(self, evt):
new_hs_speed_i = self.frame.m_choice_andor_adc.GetSelection()
self.ccd.set_hs_speed(new_hs_speed_i)