class IMUView(HasTraits):
python_console_cmds = Dict()
plot = Instance(Plot)
plot_data = Instance(ArrayPlotData)
imu_temp = Float(0)
imu_conf = Int(0)
rms_acc_x = Float(0)
rms_acc_y = Float(0)
rms_acc_z = Float(0)
traits_view = View(
VGroup(
Item(
'plot',
editor=ComponentEditor(bgcolor=(0.8, 0.8, 0.8)),
show_label=False,
),
HGroup(
Item('imu_temp', format_str='%.2f C'),
Item('imu_conf', format_str='0x%02X'),
Item('rms_acc_x', format_str='%.2f g'),
Item('rms_acc_y', format_str='%.2f g'),
Item('rms_acc_z', format_str='%.2f g'),
),
))
def imu_set_data(self):
self.plot_data.set_data('acc_x', self.acc[:, 0])
self.plot_data.set_data('acc_y', self.acc[:, 1])
self.plot_data.set_data('acc_z', self.acc[:, 2])
self.plot_data.set_data('gyr_x', self.gyro[:, 0])
self.plot_data.set_data('gyr_y', self.gyro[:, 1])
self.plot_data.set_data('gyr_z', self.gyro[:, 2])
def imu_aux_callback(self, sbp_msg, **metadata):
if sbp_msg.imu_type == 0:
self.imu_temp = 23 + sbp_msg.temp / 2.**9
self.imu_conf = sbp_msg.imu_conf
else:
print("IMU type %d not known" % sbp_msg.imu_type)
def imu_raw_callback(self, sbp_msg, **metadata):
self.acc[:-1, :] = self.acc[1:, :]
self.gyro[:-1, :] = self.gyro[1:, :]
self.acc[-1] = (sbp_msg.acc_x, sbp_msg.acc_y, sbp_msg.acc_z)
self.gyro[-1] = (sbp_msg.gyr_x, sbp_msg.gyr_y, sbp_msg.gyr_z)
if self.imu_conf is not None:
acc_range = self.imu_conf & 0xF
sf = 2.**(acc_range + 1) / 2.**15
self.rms_acc_x = sf * np.sqrt(np.mean(np.square(self.acc[:, 0])))
self.rms_acc_y = sf * np.sqrt(np.mean(np.square(self.acc[:, 1])))
self.rms_acc_z = sf * np.sqrt(np.mean(np.square(self.acc[:, 2])))
def __init__(self, link):
super(IMUView, self).__init__()
self.acc = np.zeros((NUM_POINTS, 3))
self.gyro = np.zeros((NUM_POINTS, 3))
self.plot_data = ArrayPlotData(t=np.arange(NUM_POINTS),
acc_x=[0.0],
acc_y=[0.0],
acc_z=[0.0],
gyr_x=[0.0],
gyr_y=[0.0],
gyr_z=[0.0])
self.plot = Plot(self.plot_data,
auto_colors=colours_list,
emphasized=True)
self.plot.title = 'Raw IMU Data'
self.plot.title_color = [0, 0, 0.43]
self.ylim = self.plot.value_mapper.range
self.ylim.low = -32768
self.ylim.high = 32767
# self.plot.value_range.bounds_func = lambda l, h, m, tb: (0, h * (1 + m))
self.plot.value_axis.orientation = 'right'
self.plot.value_axis.axis_line_visible = False
self.plot.value_axis.title = 'LSB count'
call_repeatedly(0.2, self.imu_set_data)
self.legend_visible = True
self.plot.legend.visible = True
self.plot.legend.align = 'll'
self.plot.legend.line_spacing = 1
self.plot.legend.font = 'modern 8'
self.plot.legend.draw_layer = 'overlay'
self.plot.legend.tools.append(
LegendTool(self.plot.legend, drag_button="right"))
acc_x = self.plot.plot(('t', 'acc_x'),
type='line',
color='auto',
name='Accn. X')
acc_x = self.plot.plot(('t', 'acc_y'),
type='line',
color='auto',
name='Accn. Y')
acc_x = self.plot.plot(('t', 'acc_z'),
type='line',
color='auto',
name='Accn. Z')
acc_x = self.plot.plot(('t', 'gyr_x'),
type='line',
color='auto',
name='Gyro X')
acc_x = self.plot.plot(('t', 'gyr_y'),
type='line',
color='auto',
name='Gyro Y')
acc_x = self.plot.plot(('t', 'gyr_z'),
type='line',
color='auto',
name='Gyro Z')
self.link = link
self.link.add_callback(self.imu_raw_callback, SBP_MSG_IMU_RAW)
self.link.add_callback(self.imu_aux_callback, SBP_MSG_IMU_AUX)
self.python_console_cmds = {'track': self}
class Confocal( ManagedJob, GetSetItemsMixin ):
(Item('submit_gsd_button', show_label=False),
Item('remove_gsd_button', show_label=False),
Item('priority_gsd'),
Item('state_gsd', style='readonly'),
Item('history_back_gsd', show_label=False),
Item('history_forward_gsd', show_label=False),
# scanner position
x = Range(low=scanner.getXRange()[0], high=scanner.getXRange()[1], value=0.5*(scanner.getXRange()[0]+scanner.getXRange()[1]), desc='x [micron]', label='x [micron]', mode='slider')
y = Range(low=scanner.getYRange()[0], high=scanner.getYRange()[1], value=0.5*(scanner.getYRange()[0]+scanner.getYRange()[1]), desc='y [micron]', label='y [micron]', mode='slider')
z = Range(low=scanner.getZRange()[0], high=scanner.getZRange()[1], value=0.5*(scanner.getZRange()[0]+scanner.getZRange()[1]), desc='z [micron]', label='z [micron]', mode='slider')
# imagging parameters
x1 = Range(low=scanner.getXRange()[0], high=scanner.getXRange()[1], value=scanner.getXRange()[0], desc='x1 [micron]', label='x1', editor=TextEditor(auto_set=False, enter_set=True, evaluate=float, format_str='%.2f'))
y1 = Range(low=scanner.getYRange()[0], high=scanner.getYRange()[1], value=scanner.getYRange()[0], desc='y1 [micron]', label='y1', editor=TextEditor(auto_set=False, enter_set=True, evaluate=float, format_str='%.2f'))
z1 = Range(low=scanner.getZRange()[0], high=scanner.getZRange()[1], value=scanner.getZRange()[0], desc='z1 [micron]', label='z1', editor=TextEditor(auto_set=False, enter_set=True, evaluate=float, format_str='%.2f'))
x2 = Range(low=scanner.getXRange()[0], high=scanner.getXRange()[1], value=scanner.getXRange()[1], desc='x2 [micron]', label='x2', editor=TextEditor(auto_set=False, enter_set=True, evaluate=float, format_str='%.2f'))
y2 = Range(low=scanner.getYRange()[0], high=scanner.getYRange()[1], value=scanner.getYRange()[1], desc='y2 [micron]', label='y2', editor=TextEditor(auto_set=False, enter_set=True, evaluate=float, format_str='%.2f'))
z2 = Range(low=scanner.getZRange()[0], high=scanner.getZRange()[1], value=scanner.getZRange()[1], desc='z2 [micron]', label='z2', editor=TextEditor(auto_set=False, enter_set=True, evaluate=float, format_str='%.2f'))
resolution = Range(low=1, high=1000, value=100, desc='Number of point in long direction', label='resolution', auto_set=False, enter_set=True)
seconds_per_point = Range(low=1e-3, high=10, value=0.005, desc='Seconds per point [s]', label='Seconds per point [s]', mode='text', auto_set=False, enter_set=True)
bidirectional = Bool( True )
return_speed = Range(low=1.0, high=100., value=10., desc='Multiplier for return speed of Scanner if mode is monodirectional', label='return speed', mode='text', auto_set=False, enter_set=True)
constant_axis = Enum('z', 'x', 'y',
label='constant axis',
desc='axis that is not scanned when acquiring an image',
editor=EnumEditor(values={'x':'1:x','y':'2:y','z':'3:z',},cols=3),)
# buttons
history_back = Button(label='Back')
history_forward = Button(label='Forward')
reset_range = Button(label='reset range')
reset_cursor = Button(label='reset position')
# plot parameters
thresh_high = Trait( 'auto', Str('auto'), Float(10000.), desc='High Limit of image plot', editor=TextEditor(auto_set=False, enter_set=True, evaluate=float))
thresh_low = Trait( 'auto', Str('auto'), Float(0.), desc='Low Limit of image plot', editor=TextEditor(auto_set=False, enter_set=True, evaluate=float))
colormap = Enum('Spectral','gray')
show_labels = Bool(False)
# scan data
X = Array()
Y = Array()
image = Array()
# plots
plot_data = Instance( ArrayPlotData )
scan_plot = Instance( CMapImagePlot )
cursor = Instance( CursorTool2D )
zoom = Instance( AspectZoomTool )
figure = Instance( Plot )
figure_container = Instance( HPlotContainer, editor=ComponentEditor() )
z_label_text = Str('z:0.0')
cursor_position = Property(depends_on=['x','y','z','constant_axis'])
get_set_items=['constant_axis', 'X', 'Y', 'thresh_high', 'thresh_low', 'seconds_per_point',
'return_speed', 'bidirectional', 'history', 'image', 'z_label_text',
'resolution', 'x', 'x1', 'x2', 'y', 'y1', 'y2', 'z', 'z1', 'z2']
def __init__(self):
super(Confocal, self).__init__()
self.X = numpy.linspace(scanner.getXRange()[0], scanner.getXRange()[-1], self.resolution+1)
self.Y = numpy.linspace(scanner.getYRange()[0], scanner.getYRange()[-1], self.resolution+1)
self.image = numpy.zeros((len(self.X), len(self.Y)))
self._create_plot()
self.figure.index_range.on_trait_change(self.update_axis_li, '_low_value', dispatch='ui')
self.figure.index_range.on_trait_change(self.update_axis_hi, '_high_value', dispatch='ui')
self.figure.value_range.on_trait_change(self.update_axis_lv, '_low_value', dispatch='ui')
self.figure.value_range.on_trait_change(self.update_axis_hv, '_high_value', dispatch='ui')
self.zoom.on_trait_change(self.check_zoom, 'box', dispatch='ui')
self.on_trait_change(self.set_mesh_and_aspect_ratio, 'X,Y', dispatch='ui')
self.on_trait_change(self.update_image_plot, 'image', dispatch='ui')
self.sync_trait('cursor_position', self.cursor, 'current_position')
self.sync_trait('thresh_high', self.scan_plot.value_range, 'high_setting')
self.sync_trait('thresh_low', self.scan_plot.value_range, 'low_setting')
self.on_trait_change(self.scan_plot.request_redraw, 'thresh_high', dispatch='ui')
self.on_trait_change(self.scan_plot.request_redraw, 'thresh_low', dispatch='ui')
self.history = History(length = 10)
self.history.put( self.copy_items(['constant_axis', 'X', 'Y', 'image', 'z_label_text', 'resolution'] ) )
self.labels = {}
self.label_list = []
# scanner position
@on_trait_change('x,y,z')
def _set_scanner_position(self):
if self.state != 'run':
scanner.setPosition(self.x, self.y, self.z)
@cached_property
def _get_cursor_position(self):
if self.constant_axis == 'x':
return self.z, self.y
elif self.constant_axis == 'y':
return self.x, self.z
elif self.constant_axis == 'z':
return self.x, self.y
def _set_cursor_position(self, position):
if self.constant_axis == 'x':
self.z, self.y = position
elif self.constant_axis == 'y':
self.x, self.z = position
elif self.constant_axis == 'z':
self.x, self.y = position
# image acquisition
def _run(self):
"""Acquire a scan"""
try:
self.state='run'
self.update_mesh()
X = self.X
Y = self.Y
XP = X[::-1]
self.image=numpy.zeros((len(Y),len(X)))
"""
if not self.bidirectional:
scanner.initImageScan(len(X), len(Y), self.seconds_per_point, return_speed=self.return_speed)
else:
scanner.initImageScan(len(X), len(Y), self.seconds_per_point, return_speed=None)
"""
for i,y in enumerate(Y):
if threading.current_thread().stop_request.isSet():
break
if i%2 != 0 and self.bidirectional:
XL = XP
else:
XL = X
YL = y * numpy.ones(X.shape)
if self.constant_axis == 'x':
const = self.x * numpy.ones(X.shape)
Line = numpy.vstack( (const, YL, XL) )
elif self.constant_axis == 'y':
const = self.y * numpy.ones(X.shape)
Line = numpy.vstack( (XL, const, YL) )
elif self.constant_axis == 'z':
const = self.z * numpy.ones(X.shape)
Line = numpy.vstack( (XL, YL, const) )
if self.bidirectional:
c = scanner.scanLine(Line, self.seconds_per_point)
else:
c = scanner.scanLine(Line, self.seconds_per_point, return_speed=self.return_speed)
if i%2 != 0 and self.bidirectional:
self.image[i,:] = c[-1::-1]
else:
self.image[i,:] = c[:]
"""
scanner.doImageLine(Line)
self.image = scanner.getImage()
"""
self.trait_property_changed('image', self.image)
if self.constant_axis == 'x':
self.z_label_text='x:%.2f'%self.x
elif self.constant_axis == 'y':
self.z_label_text='y:%.2f'%self.y
elif self.constant_axis == 'z':
self.z_label_text='z:%.2f'%self.z
"""
# block at the end until the image is ready
if not threading.current_thread().stop_request.isSet():
self.image = scanner.getImage(1)
self._image_changed()
"""
scanner.setPosition(self.x, self.y, self.z)
#save scan data to history
self.history.put( self.copy_items(['constant_axis', 'X', 'Y', 'image', 'z_label_text', 'resolution'] ) )
finally:
self.state = 'idle'
# plotting
def _create_plot(self):
plot_data = ArrayPlotData(image=self.image)
plot = Plot(plot_data, width=500, height=500, resizable='hv', aspect_ratio=1.0, padding=8, padding_left=32, padding_bottom=32)
plot.img_plot('image', colormap=Spectral, xbounds=(self.X[0],self.X[-1]), ybounds=(self.Y[0],self.Y[-1]), name='image')
image = plot.plots['image'][0]
image.x_mapper.domain_limits = (scanner.getXRange()[0],scanner.getXRange()[1])
image.y_mapper.domain_limits = (scanner.getYRange()[0],scanner.getYRange()[1])
zoom = AspectZoomTool(image, enable_wheel=False)
cursor = CursorTool2D(image, drag_button='left', color='blue', marker_size=1.0, line_width=1.0 )
image.overlays.append(cursor)
image.overlays.append(zoom)
colormap = image.color_mapper
colorbar = ColorBar(index_mapper=LinearMapper(range=colormap.range),
color_mapper=colormap,
plot=plot,
orientation='v',
resizable='v',
width=16,
height=320,
padding=8,
padding_left=32)
container = HPlotContainer()
container.add(plot)
container.add(colorbar)
z_label = PlotLabel(text='z=0.0', color='red', hjustify='left', vjustify='bottom', position=[10,10])
container.overlays.append(z_label)
self.plot_data = plot_data
self.scan_plot = image
self.cursor = cursor
self.zoom = zoom
self.figure = plot
self.figure_container = container
self.sync_trait('z_label_text', z_label, 'text')
def set_mesh_and_aspect_ratio(self):
self.scan_plot.index.set_data(self.X,self.Y)
x1=self.X[0]
x2=self.X[-1]
y1=self.Y[0]
y2=self.Y[-1]
self.figure.aspect_ratio = (x2-x1) / float((y2-y1))
self.figure.index_range.low = x1
self.figure.index_range.high = x2
self.figure.value_range.low = y1
self.figure.value_range.high = y2
def check_zoom(self, box):
li,lv,hi,hv=box
if self.constant_axis == 'x':
if not li<self.z<hi:
self.z = 0.5*(li+hi)
if not lv<self.y<hv:
self.y = 0.5*(lv+hv)
elif self.constant_axis == 'y':
if not li<self.x<hi:
self.x = 0.5*(li+hi)
if not lv<self.z<hv:
self.z = 0.5*(lv+hv)
elif self.constant_axis == 'z':
if not li<self.x<hi:
self.x = 0.5*(li+hi)
if not lv<self.y<hv:
self.y = 0.5*(lv+hv)
def center_cursor(self):
i = 0.5 * (self.figure.index_range.low + self.figure.index_range.high)
v = 0.5 * (self.figure.value_range.low + self.figure.value_range.high)
if self.constant_axis == 'x':
self.z = i
self.y = v
elif self.constant_axis == 'y':
self.x = i
self.z = v
elif self.constant_axis == 'z':
self.x = i
self.y = v
def _constant_axis_changed(self):
self.update_mesh()
self.image = numpy.zeros((len(self.X), len(self.Y)))
self.update_axis()
self.set_mesh_and_aspect_ratio()
def update_image_plot(self):
self.plot_data.set_data('image', self.image)
def _colormap_changed(self, new):
data = self.figure.datasources['image']
func = getattr(chaco.api,new)
self.figure.color_mapper=func(DataRange1D(data))
self.figure.request_redraw()
def _show_labels_changed(self, name, old, new):
for item in self.scan_plot.overlays:
if isinstance(item, DataLabel) and item.label_format in self.labels:
item.visible = new
self.scan_plot.request_redraw()
def get_label_index(self, key):
for index, item in enumerate(self.scan_plot.overlays):
if isinstance(item, DataLabel) and item.label_format == key:
return index
return None
def set_label(self, key, coordinates, **kwargs):
plot = self.scan_plot
if self.constant_axis == 'x':
point = (coordinates[2],coordinates[1])
elif self.constant_axis == 'y':
point = (coordinates[0],coordinates[2])
elif self.constant_axis == 'z':
point = (coordinates[0],coordinates[1])
defaults = {'component':plot,
'data_point':point,
'label_format':key,
'label_position':'top right',
'bgcolor':'transparent',
'text_color':'black',
'border_visible':False,
'padding_bottom':8,
'marker':'cross',
'marker_color':'black',
'marker_line_color':'black',
'marker_line_width':1.5,
'marker_size':6,
'arrow_visible':False,
'clip_to_plot':False,
'visible':self.show_labels}
defaults.update(kwargs)
label = DataLabel(**defaults)
index = self.get_label_index(key)
if index is None:
plot.overlays.append(label)
else:
plot.overlays[index] = label
self.labels[key] = coordinates
plot.request_redraw()
def remove_label(self, key):
plot = self.scan_plot
index = self.get_label_index(key)
plot.overlays.pop(index)
plot.request_redraw()
self.labels.pop(key)
def remove_all_labels(self):
plot = self.scan_plot
new_overlays = []
for item in plot.overlays:
if not ( isinstance(item, DataLabel) and item.label_format in self.labels ) :
new_overlays.append(item)
plot.overlays = new_overlays
plot.request_redraw()
self.labels.clear()
@on_trait_change('constant_axis')
def relocate_labels(self):
for item in self.scan_plot.overlays:
if isinstance(item, DataLabel) and item.label_format in self.labels:
coordinates = self.labels[item.label_format]
if self.constant_axis == 'x':
point = (coordinates[2],coordinates[1])
elif self.constant_axis == 'y':
point = (coordinates[0],coordinates[2])
elif self.constant_axis == 'z':
point = (coordinates[0],coordinates[1])
item.data_point = point
def update_axis_li(self):
if self.constant_axis == 'x':
self.z1 = self.figure.index_range.low
elif self.constant_axis == 'y':
self.x1 = self.figure.index_range.low
elif self.constant_axis == 'z':
self.x1 = self.figure.index_range.low
def update_axis_hi(self):
if self.constant_axis == 'x':
self.z2 = self.figure.index_range.high
elif self.constant_axis == 'y':
self.x2 = self.figure.index_range.high
elif self.constant_axis == 'z':
self.x2 = self.figure.index_range.high
def update_axis_lv(self):
if self.constant_axis == 'x':
self.y1 = self.figure.value_range.low
elif self.constant_axis == 'y':
self.z1 = self.figure.value_range.low
elif self.constant_axis == 'z':
self.y1 = self.figure.value_range.low
def update_axis_hv(self):
if self.constant_axis == 'x':
self.y2 = self.figure.value_range.high
elif self.constant_axis == 'y':
self.z2 = self.figure.value_range.high
elif self.constant_axis == 'z':
self.y2 = self.figure.value_range.high
def update_axis(self):
self.update_axis_li()
self.update_axis_hi()
self.update_axis_lv()
self.update_axis_hv()
def update_mesh(self):
if self.constant_axis == 'x':
x1=self.z1
x2=self.z2
y1=self.y1
y2=self.y2
elif self.constant_axis == 'y':
x1=self.x1
x2=self.x2
y1=self.z1
y2=self.z2
elif self.constant_axis == 'z':
x1=self.x1
x2=self.x2
y1=self.y1
y2=self.y2
if (x2-x1) >= (y2-y1):
self.X = numpy.linspace(x1,x2,self.resolution)
self.Y = numpy.linspace(y1,y2,int(self.resolution*(y2-y1)/(x2-x1)))
else:
self.Y = numpy.linspace(y1,y2,self.resolution)
self.X = numpy.linspace(x1,x2,int(self.resolution*(x2-x1)/(y2-y1)))
# GUI buttons
def _history_back_fired(self):
self.stop()
self.set_items( self.history.back() )
def _history_forward_fired(self):
self.stop()
self.set_items( self.history.forward() )
def _reset_range_fired(self):
self.x1 = scanner.getXRange()[0]
self.x2 = scanner.getXRange()[1]
self.y1 = scanner.getYRange()[0]
self.y2 = scanner.getYRange()[1]
self.z1 = scanner.getZRange()[0]
self.z2 = scanner.getZRange()[1]
def _reset_cursor_fired(self):
self.center_cursor()
# saving images
def save_image(self, filename=None):
self.save_figure(self.figure_container, filename)
traits_view = View(VGroup(Hsplit(HGroup(HGroup(Item('submit_button', show_label=False),
Item('remove_button', show_label=False),
Item('priority'),
Item('state', style='readonly'),
Item('history_back', show_label=False),
Item('history_forward', show_label=False),
),
Item('figure_container', show_label=False, resizable=True,enabled_when='state != "run"'),
HGroup(Item('thresh_low', width=-80),
Item('thresh_high', width=-80),
Item('colormap', width=-100),
Item('show_labels'),
),
),
HGroup(HGroup(Item('submit_gsd_button', show_label=False),
Item('remove_button', show_label=False),
Item('history_back_gsd', show_label=False),
Item('history_forward_gsd', show_label=False),
),
Item('figure_container_gsd', show_label=False, resizable=True,enabled_when='state != "run"'),
HGroup(Item('thresh_low_gsd', width=-80),
Item('thresh_high_gsd', width=-80),
Item('colormap_gsd', width=-100),
Item('show_labels'),
),
),
),
HGroup(Item('resolution', enabled_when='state != "run"', width=-60),
Item('x1', width=-60),
Item('x2', width=-60),
Item('y1', width=-60),
Item('y2', width=-60),
Item('z1', width=-60),
Item('z2', width=-60),
Item('reset_range', show_label=False),
),
HGroup(Item('constant_axis', style='custom', show_label=False, enabled_when='state != "run"'),
Item('bidirectional', enabled_when='state != "run"'),
Item('seconds_per_point', width=-80),
Item('return_speed', width=-80),
Item('reset_cursor', show_label=False),
),
Item('x', enabled_when='state != "run" or (state == "run" and constant_axis == "x")'),
Item('y', enabled_when='state != "run" or (state == "run" and constant_axis == "y")'),
Item('z', enabled_when='state != "run" or (state == "run" and constant_axis == "z")'),
),
menubar = MenuBar(Menu(Action(action='save_image', name='Save Image (.png)'),
Action(action='save', name='Save (.pyd or .pys)'),
Action(action='load', name='Load'),
Action(action='_on_close', name='Quit'),
name='File'),),
title='Confocal', width=880, height=800, buttons=[], resizable=True, x=0, y=0,
handler=GetSetSaveImageHandler)
class MandelbrotView(ModelView):
""" Traits UI and Chaco view of a Mandelbrot set. """
# The model part of this UI.
model = Instance(MandelbrotParameters)
# The Chaco plot.
mandelbrot_plot = Instance(Plot)
def _mandelbrot_plot_default(self):
return self._create_mandelbrot_plot()
# The Chaco data source for the Mandelbrot set.
mandelbrot_plot_data = Instance(ArrayPlotData)
def _mandelbrot_plot_data_default(self):
plot_data = ArrayPlotData()
self._set_plot_data(plot_data)
return plot_data
# The Chaco plot renderer.
mandelbrot_renderer = Instance(AbstractPlotRenderer)
# A button that resets the view to the default one.
reset_view = Button
def _reset_view_fired(self):
self.model.set(xmin=-2, xmax=1, ymin=-1.5, ymax=1.5)
# The colormap of the plot.
colormap = Enum(dc.color_map_name_dict.keys())
@on_trait_change('colormap')
def set_colormap(self):
data_range = DataRange1D(low=-1.0, high=200)
colormap = dc.color_map_name_dict[self.colormap](data_range)
self.mandelbrot_renderer.color_mapper = colormap
self.mandelbrot_renderer.invalidate_and_redraw()
@on_trait_change('model:xmin,model:xmax,model:ymin,model:ymax')
def _update_plot_data_and_bounds(self):
""" Update the image data and the plot bounds when the bounds change.
"""
self._set_plot_data(self.mandelbrot_plot_data)
self.mandelbrot_plot = self._create_mandelbrot_plot()
def _create_mandelbrot_plot(self):
plot = Plot(self.mandelbrot_plot_data)
self.mandelbrot_renderer = plot.img_plot(
'mandelbrot',
xbounds=self.model.x_coords,
ybounds=self.model.y_coords,
name='mandelbrot_plot')[0]
plot.aspect_ratio = 1.0
plot.tools.append(MandelzoomTool(component=plot, params=self.model))
self.set_colormap()
return plot
def _set_plot_data(self, plot_data):
mandelbrot = mandelbrot_grid(
self.model.x_bounds,
self.model.y_bounds,
self.model.grid_size
)
plot_data.set_data('mandelbrot', mandelbrot)
# Traits UI definition of the UI.
traits_view = View(
VGroup(
Item('mandelbrot_plot', editor=ComponentEditor(), show_label=False),
HGroup(
Item('colormap'),
Item('reset_view', show_label=False)
),
),
resizable=True,
)
class GSODDataPlotterView(HasTraits):
""" Application of the zoom tool to the GSOD plotting tool.
Load a HDF file containing one or more timeseries and plot the entire data inside.
The zoom tool allows to explore a subset of it. The legend allows to (de)select some
timeseries.
"""
data_file = File()
ts_data = Dict()
ts_plot = Instance(ToolbarPlot)
index_is_dates = Bool()
traits_view = View(
VGroup(
Item('data_file', style='simple', label="HDF file to load"),
Item('ts_plot',
editor=ComponentEditor(size=(800, 600)),
show_label=False),
),
title='Chaco Plot with file loader and legend highlighter',
width=900,
height=800,
resizable=True)
def __init__(self, pandas_list=[], array_dict={}, *args, **kw):
""" If a (list of) pandas or a dict of arrays is passed, load them up.
"""
ts_data = {}
super(GSODDataPlotterView, self).__init__(*args, **kw)
if not isinstance(pandas_list, list):
pandas_list = [pandas_list]
if pandas_list:
array_dict, self.index_is_dates = pandas2array_dict(pandas_list)
ts_data.update(array_dict)
if array_dict:
ts_data.update(ts_dict)
self.ts_data = ts_data # Now trigger the plot redraw
def _data_file_changed(self):
""" Update the data from the HDF5 file.
"""
ts_data, self.index_is_dates = pandas_hdf_to_data_dict2(self.data_file)
assert ("index" in ts_data)
self.ts_data = ts_data
def _ts_data_changed(self):
""" Dataset has changed: update the plot.
ENH: add the possibility to pass a dict to ArrayPlotData.
"""
print "data changed: updating the plot..."
arr_data = ArrayPlotData()
for k, v in self.ts_data.items():
arr_data.set_data(k, v)
self.ts_plot = ToolbarPlot(arr_data)
for i, k in enumerate([k for k in self.ts_data.keys()
if k != "index"]):
self.ts_plot.plot(("index", k),
name=k,
color=colors[i % len(colors)])
if self.index_is_dates:
# Index was an array of datetime: overwrite the x axis
self.ts_plot.x_axis = None
x_axis = PlotAxis(self.ts_plot,
orientation="bottom",
tick_generator=ScalesTickGenerator(
scale=CalendarScaleSystem()))
self.ts_plot.overlays.append(x_axis)
self.ts_plot.x_grid.tick_generator = x_axis.tick_generator
if self.data_file:
self.ts_plot.title = "Time series visualization from %s" % self.data_file
else:
self.ts_plot.title = "Time series visualization"
attach_tools(self.ts_plot)
class App(HasTraits):
audio_stream = Instance(AudioStream, ())
timer = Instance(Timer)
decoder = Instance(SpeechDecoder)
data_queue = Instance(Collapsible, ())
results_queue = Instance(queue.Queue, ())
decoder_thread = Instance(threading.Thread)
spectrum_data = Instance(ArrayPlotData)
time_data = Instance(ArrayPlotData)
spectrogram_plotdata = Instance(ArrayPlotData)
text = Str
plot = Instance(Component)
traits_view = View(
VGroup(
Group(Item('plot',
editor=ComponentEditor(size=(900, 500)),
show_label=False),
orientation="vertical"),
UItem('text', style='custom'),
),
resizable=True,
title="Audio Spectrum",
width=900,
height=500,
)
def start(self):
self.audio_stream.start()
self.decoder_thread.start()
self.timer = Timer(20, self.update)
def stop(self):
self.timer.Stop()
self.data_queue.put(DONE)
self.decoder_thread.join()
self.audio_stream.stop()
def update(self):
audio_data = self.audio_stream.get_audio_data()
normalized_time = audio_data / 32768.0
spectrum = np.abs(scipy.fft(normalized_time))[:NUM_SAMPLES // 2]
# Update plot data
self.spectrum_data.set_data('amplitude', spectrum)
self.time_data.set_data('amplitude', normalized_time)
spectrogram_data = self.spectrogram_plotdata.get_data('imagedata')
spectrogram_data = np.hstack(
(spectrogram_data[:, 1:], np.transpose([spectrum])))
self.spectrogram_plotdata.set_data('imagedata', spectrogram_data)
# Update decoder
self.data_queue.put(audio_data)
try:
self.text += self.results_queue.get_nowait()
except queue.Empty:
pass
def _decoder_default(self):
return SpeechDecoder.from_paths(
model="deepspeech-0.5.1-models/output_graph.pbmm",
alphabet="deepspeech-0.5.1-models/alphabet.txt",
lm="deepspeech-0.5.1-models/lm.binary",
trie="deepspeech-0.5.1-models/trie")
def _decoder_thread_default(self):
return threading.Thread(target=self._transcribe)
def _transcribe(self):
self.decoder.start()
done = False
while not done:
for _ in range(8):
data = self.data_queue.get()
if data is DONE:
done = True
break
self.decoder.update_content(data)
result = self.decoder.decode()
self.results_queue.put(result)
self.decoder.stop()
def _spectrum_data_default(self):
frequencies = np.linspace(0.0, SAMPLING_RATE / 2, num=NUM_SAMPLES // 2)
spectrum_data = ArrayPlotData(frequency=frequencies)
empty_amplitude = np.zeros(NUM_SAMPLES // 2)
spectrum_data.set_data('amplitude', empty_amplitude)
return spectrum_data
def _time_data_default(self):
ts = np.linspace(0.0, NUM_SAMPLES / SAMPLING_RATE, num=NUM_SAMPLES)
time_data = ArrayPlotData(time=ts)
empty_amplitude = np.zeros(NUM_SAMPLES)
time_data.set_data('amplitude', empty_amplitude)
return time_data
def _spectrogram_plotdata_default(self):
spectrogram_data = np.zeros((NUM_SAMPLES // 2, SPECTROGRAM_LENGTH))
spectrogram_plotdata = ArrayPlotData()
spectrogram_plotdata.set_data('imagedata', spectrogram_data)
return spectrogram_plotdata
def _plot_default(self):
# Set up the spectrum plot
spectrum_plot = Plot(self.spectrum_data)
spectrum_plot.plot(("frequency", "amplitude"),
name="Spectrum",
color="red")
spectrum_plot.padding = 50
spectrum_plot.title = "Spectrum"
spec_range = list(
spectrum_plot.plots.values())[0][0].value_mapper.range # noqa
spec_range.low = 0.0
spec_range.high = 5.0
spectrum_plot.index_axis.title = 'Frequency (Hz)'
spectrum_plot.value_axis.title = 'Amplitude'
# Time series plot
time_plot = Plot(self.time_data)
time_plot.plot(("time", "amplitude"), name="Time", color="blue")
time_plot.padding = 50
time_plot.title = "Time"
time_plot.index_axis.title = 'Time (seconds)'
time_plot.value_axis.title = 'Amplitude'
time_range = list(time_plot.plots.values())[0][0].value_mapper.range
time_range.low = -0.2
time_range.high = 0.2
# Spectrogram plot
spectrogram_plot = Plot(self.spectrogram_plotdata)
max_time = SPECTROGRAM_LENGTH * NUM_SAMPLES / SAMPLING_RATE
max_freq = SAMPLING_RATE / 2
spectrogram_plot.img_plot(
'imagedata',
name='Spectrogram',
xbounds=(0, max_time),
ybounds=(0, max_freq),
colormap=hot,
)
range_obj = spectrogram_plot.plots['Spectrogram'][0].value_mapper.range
range_obj.high = 5
range_obj.low = 0.0
spectrogram_plot.title = 'Spectrogram'
container = HPlotContainer()
container.add(spectrum_plot)
container.add(time_plot)
container.add(spectrogram_plot)
return container
class TimeTrace( GetSetItemsMixin ):
number_of_points = Int(200, desc='Length of Count Trace', label='Number of points', mode='text', auto_set=False, enter_set=True)
seconds_per_point = Float(0.05, desc='Seconds per point [s]', label='Seconds per point [s]', mode='text', auto_set=False, enter_set=True)
# trace data
count_rate = Array()
time = Array()
enable_0 = Bool(True, label='channel 0', desc='enable channel 0')
enable_1 = Bool(False, label='channel 1', desc='enable channel 1')
enable_2 = Bool(False, label='channel 2', desc='enable channel 2')
enable_3 = Bool(False, label='channel 3', desc='enable channel 3')
enable_4 = Bool(False, label='channel 4', desc='enable channel 4')
enable_5 = Bool(False, label='channel 5', desc='enable channel 5')
enable_6 = Bool(False, label='channel 6', desc='enable channel 6')
enable_7 = Bool(False, label='channel 7', desc='enable channel 7')
channels = Instance( list, factory=list )
plot = Instance( Plot )
plot_data = Instance( ArrayPlotData )
start_button = Button(label='start', show_label=False)
stop_button = Button(label='stop', show_label=False)
clear_button = Button(label='clear', show_label=False)
get_set_items= ['count_rate', 'time', 'channels', 'number_of_points', 'seconds_per_point']
def __init__(self, tagger, **kwargs):
super(TimeTrace, self).__init__(**kwargs)
self.tagger = tagger
self._reset()
def _channels_default(self):
return list(np.arange(8)[np.array([self.enable_0, self.enable_1, self.enable_2, self.enable_3, self.enable_4, self.enable_5, self.enable_6, self.enable_7])])
@on_trait_change('enable_0,enable_1,enable_2,enable_3,enable_4,enable_5,enable_6,enable_7')
def _update_channels(self):
self.channels = self._channels_default()
@on_trait_change('channels,number_of_points,seconds_per_point')
def _reset(self):
if hasattr(self,'_timer'):
self._timer.Stop()
self._create_plot()
self._counter = Counter(self.tagger, self.channels, int(self.seconds_per_point*1e12), self.number_of_points)
self.time = self._counter.getIndex() * 1e-12
self.count_rate = self._counter.getData() / self.seconds_per_point
self._timer = Timer(100, self._refresh_data)
self._timer.Start()
def _refresh_data(self):
self.count_rate = self._counter.getData() / self.seconds_per_point
def _count_rate_changed(self, new):
for i, line_i in enumerate(new):
self.plot_data.set_data('channel_'+str(self.channels[i]), line_i)
def _time_changed(self, new):
self.plot_data.set_data('time', new)
def _create_plot(self):
kwargs = {}
for i, channel_i in enumerate(self.channels):
kwargs['channel_'+str(channel_i)] = np.array(())
data = ArrayPlotData(time=np.array(()), **kwargs)
plot = Plot(data, width=100, height=100, resizable='hv', padding_left=96, padding_bottom=32)
plot.index_axis.title = 'time [s]'
plot.value_axis.title = 'count rate [counts/s]'
color_map = {0:'blue', 1:'red', 2:'green', 3:'black', 4:'brown', 5:'yellow', 6:'magenta', 7:'cyan'}
for channel in self.channels:
plot.plot(('time','channel_'+str(channel)), type='line', color=color_map[channel], name='channel '+str(channel))
plot.legend.align = 'll'
if len(self.channels) > 1:
plot.legend.visible = True
else:
plot.legend.visible = False
self.plot_data = data
self.plot = plot
def _clear_button_fired(self):
self._counter.clear()
self.count_rate = self._counter.getData()
def _start_button_fired(self):
self._counter.start()
self._timer.Start()
def _stop_button_fired(self):
self._counter.stop()
self._timer.Stop()
def __del__(self):
self._timer.Stop()
traits_view = View(VGroup(
HGroup(Item('clear_button', show_label=False),
Item('start_button', show_label=False),
Item('stop_button', show_label=False),
Item('save_button', show_label=False),
),
HGroup(Item('plot', editor=ComponentEditor(size=(100,100)), show_label=False),
VGroup(Item('enable_0'),
Item('enable_1'),
Item('enable_2'),
Item('enable_3'),
Item('enable_4'),
Item('enable_5'),
Item('enable_6'),
Item('enable_7'),
),
),
HGroup(Item('number_of_points'),
Item ('seconds_per_point'),
),
),
title='Counter',
width=780,
height=520,
buttons=[],
resizable=True,
)
class SolutionView(HasTraits):
python_console_cmds = Dict()
# we need to doubleup on Lists to store the psuedo absolutes separately
# without rewriting everything
lats = List()
lngs = List()
alts = List()
"""
logging_v : toggle logging for velocity files
directory_name_v : location and name of velocity files
logging_p : toggle logging for position files
directory_name_p : location and name of velocity files
"""
logging_v = Bool(False)
directory_name_v = File
logging_p = Bool(False)
directory_name_p = File
lats_psuedo_abs = List()
lngs_psuedo_abs = List()
alts_psuedo_abs = List()
table_spp = List()
table_psuedo_abs = List()
dops_table = List()
pos_table_spp = List()
vel_table = List()
rtk_pos_note = Str(
"It is necessary to enter the \"Surveyed Position\" settings for the base station in order to view the psuedo-absolute RTK Positions in this tab."
)
plot = Instance(Plot)
plot_data = Instance(ArrayPlotData)
# Store plots we care about for legend
running = Bool(True)
zoomall = Bool(False)
position_centered = Bool(False)
clear_button = SVGButton(label='',
tooltip='Clear',
filename=os.path.join(determine_path(), 'images',
'iconic', 'x.svg'),
width=16,
height=16)
zoomall_button = SVGButton(label='',
tooltip='Zoom All',
toggle=True,
filename=os.path.join(determine_path(),
'images', 'iconic',
'fullscreen.svg'),
width=16,
height=16)
center_button = SVGButton(label='',
tooltip='Center on Solution',
toggle=True,
filename=os.path.join(determine_path(), 'images',
'iconic', 'target.svg'),
width=16,
height=16)
paused_button = SVGButton(label='',
tooltip='Pause',
toggle_tooltip='Run',
toggle=True,
filename=os.path.join(determine_path(), 'images',
'iconic', 'pause.svg'),
toggle_filename=os.path.join(
determine_path(), 'images', 'iconic',
'play.svg'),
width=16,
height=16)
traits_view = View(
HSplit(
Tabbed(
VGroup(Item('',
label='Single Point Position (SPP)',
emphasized=True),
Item('table_spp',
style='readonly',
editor=TabularEditor(adapter=SimpleAdapter()),
show_label=False,
width=0.3),
label='Single Point Position'),
VGroup(Item('', label='RTK Position', emphasized=True),
Item('table_psuedo_abs',
style='readonly',
editor=TabularEditor(adapter=SimpleAdapter()),
show_label=False,
width=0.3,
height=0.9),
Item('rtk_pos_note',
show_label=False,
resizable=True,
editor=MultilineTextEditor(
TextEditor(multi_line=True)),
style='readonly',
width=0.3,
height=-40),
label='RTK Position')),
VGroup(
HGroup(
Item('paused_button', show_label=False),
Item('clear_button', show_label=False),
Item('zoomall_button', show_label=False),
Item('center_button', show_label=False),
),
Item('plot',
show_label=False,
editor=ComponentEditor(bgcolor=(0.8, 0.8, 0.8))),
)))
def _zoomall_button_fired(self):
self.zoomall = not self.zoomall
def _center_button_fired(self):
self.position_centered = not self.position_centered
def _paused_button_fired(self):
self.running = not self.running
def _clear_button_fired(self):
self.lats = []
self.lngs = []
self.alts = []
self.lats_psuedo_abs = []
self.lngs_psuedo_abs = []
self.alts_psuedo_abs = []
self.plot_data.set_data('lat', [])
self.plot_data.set_data('lng', [])
self.plot_data.set_data('alt', [])
self.plot_data.set_data('t', [])
self.plot_data.set_data('lat_ps', [])
self.plot_data.set_data('lng_ps', [])
self.plot_data.set_data('alt_ps', [])
self.plot_data.set_data('t_ps', [])
def _pos_llh_callback(self, sbp_msg, **metadata):
# Updating an ArrayPlotData isn't thread safe (see chaco issue #9), so
# actually perform the update in the UI thread.
if self.running:
GUI.invoke_later(self.pos_llh_callback, sbp_msg)
def mode_string(self, msg):
if msg:
if (msg.flags & 0xff) == 0:
return 'SPP (single point position)'
elif (msg.flags & 0xff) == 1:
return 'Fixed RTK'
elif (msg.flags & 0xff) == 2:
return 'Float RTK'
return 'None'
def update_table(self):
self._table_list = self.table_spp.items()
def auto_survey(self):
if self.counter < 1000:
self.counter = self.counter + 1
self.latitude_list.append(self.last_soln.lat)
self.longitude_list.append(self.last_soln.lon)
self.altitude_list.append(self.last_soln.height)
self.latitude_list = self.latitude_list[-1000:]
self.longitude_list = self.longitude_list[-1000:]
self.altitude_list = self.altitude_list[-1000:]
self.latitude = (sum(self.latitude_list)) / self.counter
self.altitude = (sum(self.altitude_list)) / self.counter
self.longitude = (sum(self.longitude_list)) / self.counter
def pos_llh_callback(self, sbp_msg, **metadata):
self.last_stime_update = time.time()
soln = MsgPosLLH(sbp_msg)
self.last_soln = soln
masked_flag = soln.flags & 0x7
if masked_flag == 0:
psuedo_absolutes = False
else:
psuedo_absolutes = True
pos_table = []
tow = soln.tow * 1e-3
if self.nsec is not None:
tow += self.nsec * 1e-9
if self.week is not None:
t = datetime.datetime(1980, 1, 6) + \
datetime.timedelta(weeks=self.week) + \
datetime.timedelta(seconds=tow)
pos_table.append(('GPS Time', t))
pos_table.append(('GPS Week', str(self.week)))
if (self.directory_name_p == ''):
filepath_p = time.strftime("position_log_%Y%m%d-%H%M%S.csv")
else:
filepath_p = os.path.join(
self.directory_name_p,
time.strftime("position_log_%Y%m%d-%H%M%S.csv"))
if self.logging_p == False:
self.log_file = None
if self.logging_p:
if self.log_file is None:
self.log_file = open(filepath_p, 'w')
self.log_file.write(
"time,latitude(degrees),longitude(degrees),altitude(meters),n_signals,flags\n"
)
self.log_file.write('%s,%.10f,%.10f,%.4f,%d,%d\n' %
(str(t), soln.lat, soln.lon, soln.height,
soln.n_sats, soln.flags))
self.log_file.flush()
pos_table.append(('GPS ToW', tow))
pos_table.append(('Num. Signals', soln.n_sats))
pos_table.append(('Lat', soln.lat))
pos_table.append(('Lng', soln.lon))
pos_table.append(('Alt', soln.height))
pos_table.append(('Flags', '0x%02x' % soln.flags))
pos_table.append(('Mode', self.mode_string(soln)))
self.auto_survey()
if psuedo_absolutes:
# setup_plot variables
self.lats_psuedo_abs.append(soln.lat)
self.lngs_psuedo_abs.append(soln.lon)
self.alts_psuedo_abs.append(soln.height)
self.lats_psuedo_abs = self.lats_psuedo_abs[-1000:]
self.lngs_psuedo_abs = self.lngs_psuedo_abs[-1000:]
self.alts_psuedo_abs = self.alts_psuedo_abs[-1000:]
self.plot_data.set_data('lat_ps', self.lats_psuedo_abs)
self.plot_data.set_data('lng_ps', self.lngs_psuedo_abs)
self.plot_data.set_data('alt_ps', self.alts_psuedo_abs)
self.plot_data.set_data('cur_lat_ps', [soln.lat])
self.plot_data.set_data('cur_lng_ps', [soln.lon])
t_psuedo_abs = range(len(self.lats))
if t is not None:
self.plot_data.set_data('t', t)
self.plot_data.set_data('t_ps', t_psuedo_abs)
# set-up table variables
self.table_psuedo_abs = pos_table
else:
# setup_plot variables
self.lats.append(soln.lat)
self.lngs.append(soln.lon)
self.alts.append(soln.height)
self.lats = self.lats[-1000:]
self.lngs = self.lngs[-1000:]
self.alts = self.alts[-1000:]
self.plot_data.set_data('lat', self.lats)
self.plot_data.set_data('lng', self.lngs)
self.plot_data.set_data('alt', self.alts)
self.plot_data.set_data('cur_lat', [soln.lat])
self.plot_data.set_data('cur_lng', [soln.lon])
t = range(len(self.lats))
self.plot_data.set_data('t', t)
# set-up table variables
self.pos_table_spp = pos_table
self.table_spp = self.pos_table_spp + self.vel_table + self.dops_table
# TODO: figure out how to center the graph now that we have two separate messages
# when we selectivtely send only SPP, the centering function won't work anymore
if self.position_centered:
d = (self.plot.index_range.high -
self.plot.index_range.low) / 2.
self.plot.index_range.set_bounds(soln.lon - d, soln.lon + d)
d = (self.plot.value_range.high -
self.plot.value_range.low) / 2.
self.plot.value_range.set_bounds(soln.lat - d, soln.lat + d)
if self.zoomall:
plot_square_axes(self.plot, 'lng', 'lat')
def dops_callback(self, sbp_msg, **metadata):
dops = MsgDops(sbp_msg)
self.dops_table = [('PDOP', '%.1f' % (dops.pdop * 0.01)),
('GDOP', '%.1f' % (dops.gdop * 0.01)),
('TDOP', '%.1f' % (dops.tdop * 0.01)),
('HDOP', '%.1f' % (dops.hdop * 0.01)),
('VDOP', '%.1f' % (dops.vdop * 0.01))]
self.table_spp = self.pos_table_spp + self.vel_table + self.dops_table
def vel_ned_callback(self, sbp_msg, **metadata):
vel_ned = MsgVelNED(sbp_msg)
tow = vel_ned.tow * 1e-3
if self.nsec is not None:
tow += self.nsec * 1e-9
if self.week is not None:
t = datetime.datetime(1980, 1, 6) + \
datetime.timedelta(weeks=self.week) + \
datetime.timedelta(seconds=tow)
if self.directory_name_v == '':
filepath_v = time.strftime("velocity_log_%Y%m%d-%H%M%S.csv")
else:
filepath_v = os.path.join(
self.directory_name_v,
time.strftime("velocity_log_%Y%m%d-%H%M%S.csv"))
if self.logging_v == False:
self.vel_log_file = None
if self.logging_v:
if self.vel_log_file is None:
self.vel_log_file = open(filepath_v, 'w')
self.vel_log_file.write(
'time,north(m/s),east(m/s),down(m/s),speed(m/s),num_signals\n'
)
self.vel_log_file.write(
'%s,%.6f,%.6f,%.6f,%.6f,%d\n' %
(str(t), vel_ned.n * 1e-3, vel_ned.e * 1e-3,
vel_ned.d * 1e-3,
math.sqrt(vel_ned.n * vel_ned.n + vel_ned.e * vel_ned.e) *
1e-3, vel_ned.n_sats))
self.vel_log_file.flush()
self.vel_table = [
('Vel. N', '% 8.4f' % (vel_ned.n * 1e-3)),
('Vel. E', '% 8.4f' % (vel_ned.e * 1e-3)),
('Vel. D', '% 8.4f' % (vel_ned.d * 1e-3)),
]
self.table_spp = self.pos_table_spp + self.vel_table + self.dops_table
def gps_time_callback(self, sbp_msg, **metadata):
self.week = MsgGPSTime(sbp_msg).wn
self.nsec = MsgGPSTime(sbp_msg).ns
def __init__(self, link, dirname=''):
super(SolutionView, self).__init__()
self.log_file = None
self.directory_name_v = dirname
self.directory_name_p = dirname
self.vel_log_file = None
self.last_stime_update = 0
self.last_soln = None
self.counter = 0
self.latitude_list = []
self.longitude_list = []
self.altitude_list = []
self.altitude = 0
self.longitude = 0
self.latitude = 0
self.plot_data = ArrayPlotData(lat=[],
lng=[],
alt=[],
t=[],
cur_lat=[],
cur_lng=[],
cur_lat_ps=[],
cur_lng_ps=[],
lat_ps=[],
lng_ps=[],
alt_ps=[],
t_ps=[])
self.plot = Plot(self.plot_data)
# 1000 point buffer
self.plot.plot(('lng', 'lat'),
type='line',
name='',
color=(0, 0, 0.9, 0.1))
self.plot.plot(('lng', 'lat'),
type='scatter',
name='',
color='blue',
marker='dot',
line_width=0.0,
marker_size=1.0)
self.plot.plot(('lng_ps', 'lat_ps'),
type='line',
name='',
color=(1, 0.4, 0, 0.1))
self.plot.plot(('lng_ps', 'lat_ps'),
type='scatter',
name='',
color='orange',
marker='diamond',
line_width=0.0,
marker_size=1.0)
# current values
spp = self.plot.plot(('cur_lng', 'cur_lat'),
type='scatter',
name='SPP',
color='blue',
marker='plus',
line_width=1.5,
marker_size=5.0)
rtk = self.plot.plot(('cur_lng_ps', 'cur_lat_ps'),
type='scatter',
name='RTK',
color='orange',
marker='plus',
line_width=1.5,
marker_size=5.0)
plot_labels = ['SPP', 'RTK']
plots_legend = dict(zip(plot_labels, [spp, rtk]))
self.plot.legend.plots = plots_legend
self.plot.legend.visible = True
self.plot.index_axis.tick_label_position = 'inside'
self.plot.index_axis.tick_label_color = 'gray'
self.plot.index_axis.tick_color = 'gray'
self.plot.index_axis.title = 'Longitude (degrees)'
self.plot.index_axis.title_spacing = 5
self.plot.value_axis.tick_label_position = 'inside'
self.plot.value_axis.tick_label_color = 'gray'
self.plot.value_axis.tick_color = 'gray'
self.plot.value_axis.title = 'Latitude (degrees)'
self.plot.value_axis.title_spacing = 5
self.plot.padding = (25, 25, 25, 25)
self.plot.tools.append(PanTool(self.plot))
zt = ZoomTool(self.plot,
zoom_factor=1.1,
tool_mode="box",
always_on=False)
self.plot.overlays.append(zt)
self.link = link
self.link.add_callback(self._pos_llh_callback, SBP_MSG_POS_LLH)
self.link.add_callback(self.vel_ned_callback, SBP_MSG_VEL_NED)
self.link.add_callback(self.dops_callback, SBP_MSG_DOPS)
self.link.add_callback(self.gps_time_callback, SBP_MSG_GPS_TIME)
self.week = None
self.nsec = 0
self.python_console_cmds = {
'solution': self,
}
class PandasPlot(HasTraits):
'''Plot to interface a pandas df'''
### For testing
rnd_cols = Bool(False)
samecols = Bool(False)
transpose = Bool(False)
### Traits of the actual plot and plotdatasource handler ###
_dffull = Instance(DataFrame) #Any?
plot = Instance(Plot)
plotdata = Instance(
PandasPlotData) #Data stored at any given time in the plot
df = Instance(DataFrame)
### Axis traits
idxname = Str('Index')
colname = Str('Column')
idxorient = DefaultEnum('top', 'bottom', 'left', 'right', default='bottom')
colorient = DefaultEnum('top', 'bottom', 'left', 'right', default='top')
selection_axis = DefaultEnum(
'index', 'value',
default='index') #Which axis does selection tool sample
### Aesthetic traits
title = Str('Title') #Defaults from df name
linecolor = Str('yellow')
pointcolor = Str('red')
linestyle = Enum('line', 'scatter', 'both')
markersize = Range(low=1, high=5)
sampling = Range(low=0.0, high=100., value=100.0)
_spacing = Property(depends_on='sampling')
### _Event Handlers
def _rnd_cols_changed(self):
x = np.linspace(0, 100, 100) #Index generator
y = np.linspace(0, 100, 100) #Column generator
scale = randint(1, 1000)
self.df = DataFrame((np.random.rand(len(x), len(y))),
columns=(scale / 2.0) * y,
index=scale * x)
def _samecols_changed(self):
self.df = DataFrame((np.random.rand(100, 100)))
def _transpose_changed(self):
self.df = self.df.transpose()
### Axis Aesthetics
@on_trait_change('idxname', 'idxcolumn', 'idxorient', 'colorient')
def _axis_changed(self, trait, new):
'''Change plot axis name or orientation'''
setattr(self, trait, new)
self._update_axis()
self.plot.request_redraw(
) #Necessary but how do I only call axis redraw?
def _title_changed(self, old, new):
if old != new:
self.plot.title = new
self.plot.request_redraw(
) #HOW TO PREVENT COLLISION WITH TOP OVERLAY
def _selection_axis_changed(self, old, new):
if old != new:
self._update_lines()
def _df_changed(self, old, new):
''' Handles how updates occur when df changes. Evaluates if columns or columnlabels
have been changed. Provides entry condition as well.
Note: New automatically sets self.df, so when I refer to new, I am actually
referring to self.df. Using "new" instead of self.df is just for readability'''
### Initialize plot first time df is passed into the class. Boolean listeners
### for df behave oddly, so uses self.plotdata for entry condition.
if not self.plotdata:
self.plotdata = PandasPlotData(df=new)
self._dffull = new
### Try to infer plot title from df name ###
try:
self.title = new.name #Turn into a "transfer" method where I pass list of attributes i want look for
except AttributeError:
pass
### Draw barebones of plot
self._plot_default()
self._update_lines()
### Decide to update columns or completely redraw df.
else:
changed = self.plotdata.set_df(new)
### If 'event changed', don't bother updaing lines
if not changed:
self._update_lines()
### Plot spacing
def _get__spacing(self):
'''Integer spacing given % sampling'''
samp = self.sampling / 100.0
colsize = df.shape[0]
return colsize - int(round(colsize * samp, 0))
def _sampling_changed(self, old, new):
if old != new:
self._update_samples()
def _update_samples(self):
'''Updates the list of line plots shown or hidden based on plot sampling.'''
if self._spacing == 0:
return
### Hide all plots
to_hide = self.plot.plots.keys()
self.plot.hideplot(*to_hide)
### Show only plots in samples
to_show = self.plot.plots.keys()[::self._spacing]
self.plot.showplot(*to_show)
self.plot.request_redraw()
def _update_rangeselect(self):
''' Overwrites range selection tool in current plot.'''
#### Remove current overlay
self.plot.overlays = [
obj for obj in self.plot.overlays
if not isinstance(obj, RangeSelectionOverlay)
]
mycomp = self.plot.plots.itervalues().next()[
0] #Quick wayt to get first value in dictionary
inds = range(len(self.df.index))
idx = ArrayDataSource(inds)
vals = ArrayDataSource(df.index.values)
index_range = DataRange1D(idx)
val_range = DataRange1D(vals)
imap = LinearMapper(
range=index_range) #,stretch_data=self.index_mapper.stretch_data)
vmap = LinearMapper(range=val_range)
# mycomp.index_range.refresh()
mycomp.index_mapper = imap
mycomp.value_mapper = vmap
self.rangeselect = RangeSelection(mycomp, axis=self.selection_axis)
self.plot.active_tool = self.rangeselect
self.plot.overlays.append(RangeSelectionOverlay(component=mycomp))
self.rangeselect.on_trait_change(self.on_selection_changed,
"selection")
def _update_lines(self):
''' Redraws lines, plots and reapplies line selection.'''
oldplots = self.plot.plots.keys()
newplots = [name for name in self.plotdata.list_data(as_strings=True)]
to_remove = [p for p in oldplots if p not in newplots]
to_add = [p for p in newplots if p not in oldplots]
if to_remove:
for p in to_remove:
self.plot.delplot(p)
if to_add:
for name in to_add:
self.plot.plot(('index', name),
name=name,
color=self.linecolor)
self._update_axis()
self._update_samples()
self._update_rangeselect()
def on_selection_changed(self, selection):
if selection != None:
self.rangeXMin, self.rangeXMax = selection
print selection
def _update_axis(self):
''' Forces a label axis onto the plot. '''
print 'updaing axis', self.idxname
indexlabels = [str(round(i, 1)) for i in self.df.index]
columnlabels = [str(round(i, 1)) for i in self.df.columns]
index_axis = LabelAxis(
self.plot,
orientation=self.idxorient,
positions=range(int(float(indexlabels[0])),
int(float(indexlabels[-1]))),
labels=indexlabels, #, resizable='hv',
title=self.idxname)
col_axis = LabelAxis(
self.plot,
orientation=self.colorient,
positions=range(int(float(columnlabels[0])),
int(float(columnlabels[-1]))),
labels=columnlabels, #, resizable='hv',
title=self.colname)
### Remove underlays
self.plot.underlays = [
obj for obj in self.plot.underlays
if not isinstance(obj, PlotAxis)
]
self.plot.underlays = [
obj for obj in self.plot.underlays
if not isinstance(obj, LabelAxis)
]
self.plot.underlays.append(index_axis)
self.plot.underlays.append(col_axis)
def _plot_default(self, toolbar=True, **pltkwds):
''' Draw bare plot, including main plotting area, toolbar, etc...
either at initialization or global redo'''
if toolbar:
self.plot = ToolbarPlot(self.plotdata, **pltkwds)
else:
self.plot = Plot(self.plotdata, **pltkwds)
self.plot.title = self.title
self.plot.padding = 50
self.plot.legend.visible = False
self.plot.tools.append(PanTool(self.plot))
zoom = BetterSelectingZoom(component=self.plot,
tool_mode="box",
always_on=False)
self.plot.overlays.append(zoom)
def _overwrite_plotdata(self):
'''When a new instance of PandasPlotData is created, this overwrites the
data source and updates the axis values.'''
self.plotdata = PandasPlotData(df=self.df)
self._plot_default() #CAN THIS JUST DRAW LINES
### Traits View
main_group = Group(
HGroup(
Item('rnd_cols'),
Item('samecols'),
Item('transpose'),
),
Item('plot', editor=ComponentEditor(), show_label=False),
Item('idxname'),
Item('idxorient'),
Item('selection_axis'),
Item('title'),
Item('sampling'),
# Item('df_new'), Item('df_change'),
#Include('sample_group'),
#Include('axis_traits_group')
)
traits_view = View(Include('main_group'), height=600, width=800)
class Viewer(HasTraits):
iterations = Range(0, 'max_iters')
triangle = Instance(Component)
comp = Instance(Component)
base_width = Int(500)
max_iters = Property(observe="base_width, viewport.zoom")
viewport = Instance(Viewport)
def _get_bounds(self):
return [self.base_width, self.base_width * (SQRT3 / 2)]
def _get_max_iters(self):
factor = 1
if self.viewport:
factor = self.viewport.zoom
return int(np.log(4 / (factor * self.base_width)) / np.log(.5) + 1)
def _comp_default(self):
canvas = Canvas(draw_axes=True, bgcolor="gray")
self.triangle = SierpinskiTriangle(
position=[0.0, 0.0],
bounds=[self.base_width, self.base_width * (SQRT3 / 2)],
iterations=self.iterations,
max_iters=self.max_iters,
base_width=self.base_width,
bgcolor="gray")
canvas.add(self.triangle)
self.viewport = Viewport(component=canvas,
enable_zoom=True,
stay_inside=True)
self.viewport.zoom_tool.min_zoom = 1.0
self.viewport.tools.append(
ViewportPanTool(self.viewport, drag_button="right"))
scrolled = Scrolled(
canvas,
inside_padding_width=0,
mousewheel_scroll=False,
viewport_component=self.viewport,
always_show_sb=True,
continuous_drag_update=True,
)
return scrolled
@observe("base_width")
def _update_base_width(self, event):
self.triangle.bounds = [event.new, event.new * (SQRT3 / 2)]
self.triangle.base_width = event.new
self.triangle.invalidate_and_redraw()
@observe("iterations")
def _redraw(self, event):
self.triangle.iterations = event.new
self.triangle.invalidate_and_redraw()
traits_view = View(
Item(name='iterations'),
Item(name='base_width'),
UItem("comp", editor=ComponentEditor(size=(500, 500)), resizable=True),
resizable=True,
buttons=["OK"],
title="Sierpinski's triangle",
)
class MagView(HasTraits):
python_console_cmds = Dict()
plot = Instance(Plot)
plot_data = Instance(ArrayPlotData)
traits_view = View(
VGroup(
Item('plot',
editor=ComponentEditor(bgcolor=(0.8, 0.8, 0.8)),
show_label=False), ))
def mag_set_data(self):
self.last_plot_update_time = monotonic()
min_data = np.min(self.mag)
max_data = np.max(self.mag)
padding = (max_data - min_data) / 4.0
if (self.plot.value_range.low_setting == 'auto'
or (min_data - padding) < self.plot.value_range.low_setting):
self.plot.value_range.low_setting = min_data - padding
if (self.plot.value_range.high_setting == 'auto'
or (max_data + padding) > self.plot.value_range.high_setting):
self.plot.value_range.high_setting = max_data + padding
self.plot_data.set_data('mag_x', self.mag[:, 0])
self.plot_data.set_data('mag_y', self.mag[:, 1])
self.plot_data.set_data('mag_z', self.mag[:, 2])
def mag_raw_callback(self, sbp_msg, **metadata):
self.mag[:-1, :] = self.mag[1:, :]
self.mag[-1] = (sbp_msg.mag_x, sbp_msg.mag_y, sbp_msg.mag_z)
if monotonic() - self.last_plot_update_time > GUI_UPDATE_PERIOD:
self.mag_set_data()
def __init__(self, link):
super(MagView, self).__init__()
self.mag = np.zeros((NUM_POINTS, 3))
self.last_plot_update_time = 0
self.plot_data = ArrayPlotData(t=np.arange(NUM_POINTS),
mag_x=[0.0],
mag_y=[0.0],
mag_z=[0.0])
self.plot = Plot(self.plot_data,
auto_colors=colours_list,
emphasized=True)
self.plot.title = 'Raw Magnetometer Data'
self.plot.title_color = [0, 0, 0.43]
self.plot.value_axis.orientation = 'right'
self.plot.value_axis.axis_line_visible = False
self.legend_visible = True
self.plot.legend.visible = True
self.plot.legend.align = 'll'
self.plot.legend.line_spacing = 1
self.plot.legend.font = 'modern 8'
self.plot.legend.draw_layer = 'overlay'
self.plot.legend.tools.append(
LegendTool(self.plot.legend, drag_button="right"))
mag_x = self.plot.plot(('t', 'mag_x'),
type='line',
color='auto',
name='Mag. X (uT)')
mag_y = self.plot.plot(('t', 'mag_y'),
type='line',
color='auto',
name='Mag. Y (uT)')
mag_z = self.plot.plot(('t', 'mag_z'),
type='line',
color='auto',
name='Mag. Z (uT)')
self.link = link
self.link.add_callback(self.mag_raw_callback, SBP_MSG_MAG_RAW)
self.python_console_cmds = {'track': self}
class PulsedTool(GetSetItemsMixin):
"""
Widget to plot a pulsed measurement.
We plot
* the raw data as an image
* the average fluorescence response as a line plot
(the average fluorescence response
is used to determine a trigger point).
* the spin state as a line plot
"""
# the measurement to analyze
measurement = Any(editor=InstanceEditor)
# plotting
matrix_data = Instance(ArrayPlotData)
line_data = Instance(ArrayPlotData)
pulse_data = Instance(ArrayPlotData)
matrix_plot = Instance(Plot, editor=ComponentEditor())
pulse_plot = Instance(Plot, editor=ComponentEditor())
line_plot = Instance(Plot, editor=ComponentEditor())
get_set_items = ['__doc__', 'measurement']
traits_view = View(VGroup(
Item(name='measurement', style='custom', show_label=False),
VSplit(
Item('matrix_plot',
show_label=False,
width=500,
height=-300,
resizable=True),
Item('line_plot',
show_label=False,
width=500,
height=-300,
resizable=True),
Item('pulse_plot',
show_label=False,
width=500,
height=-300,
resizable=True),
),
),
title='Pulsed Tool',
buttons=[],
resizable=True,
height=-640)
def __init__(self, **kwargs):
super(PulsedTool, self).__init__(**kwargs)
self._create_matrix_plot()
self._create_pulse_plot()
self._create_line_plot()
self.on_trait_change(self._update_matrix_index,
'measurement.time_bins,measurement.n_laser',
dispatch='ui')
self.on_trait_change(self._update_matrix_value,
'measurement.count_data',
dispatch='ui')
self.on_trait_change(self._update_pulse_index,
'measurement.time_bins',
dispatch='ui')
self.on_trait_change(self._update_pulse_value,
'measurement.pulse',
dispatch='ui')
self.on_trait_change(self._update_line_plot_value,
'measurement.spin_state',
dispatch='ui')
self.on_trait_change(self._on_edge_change,
'measurement.edge',
dispatch='ui')
# plotting
def _create_matrix_plot(self):
matrix_data = ArrayPlotData(image=np.zeros((2, 2)))
plot = Plot(matrix_data,
width=500,
height=500,
resizable='hv',
padding=8,
padding_left=48,
padding_bottom=36)
plot.index_axis.title = 'time [ns]'
plot.value_axis.title = 'laser pulse #'
plot.img_plot('image',
xbounds=(0, 1),
ybounds=(0, 1),
colormap=Spectral)[0]
plot.tools.append(SaveTool(plot))
self.matrix_data = matrix_data
self.matrix_plot = plot
def _create_pulse_plot(self):
pulse_data = ArrayPlotData(x=np.array((0., 0.1, 0.2)),
y=np.array((0, 1, 2)))
plot = Plot(pulse_data, padding=8, padding_left=64, padding_bottom=36)
line = plot.plot(('x', 'y'), style='line', color='blue',
name='data')[0]
plot.index_axis.title = 'time [ns]'
plot.value_axis.title = 'intensity'
edge_marker = LinePlot(
index=ArrayDataSource(np.array((0, 0))),
value=ArrayDataSource(np.array((0, 1e9))),
color='red',
index_mapper=LinearMapper(range=plot.index_range),
value_mapper=LinearMapper(range=plot.value_range),
name='marker')
plot.add(edge_marker)
plot.tools.append(SaveTool(plot))
self.pulse_data = pulse_data
self.pulse_plot = plot
def _create_line_plot(self):
line_data = ArrayPlotData(
index=np.array((0, 1)),
spin_state=np.array((0, 0)),
)
plot = Plot(line_data, padding=8, padding_left=64, padding_bottom=36)
plot.plot(('index', 'spin_state'), color='blue', name='spin_state')
plot.index_axis.title = 'pulse #'
plot.value_axis.title = 'spin state'
plot.tools.append(SaveTool(plot))
self.line_data = line_data
self.line_plot = plot
def _update_matrix_index(self):
if self.measurement is not None:
self.matrix_plot.components[0].index.set_data(
(self.measurement.time_bins[0],
self.measurement.time_bins[-1]),
(0.0, float(self.measurement.n_laser)))
def _update_matrix_value(self):
if self.measurement is not None:
s = self.measurement.count_data.shape
if not s[0] * s[1] > 1000000:
self.matrix_data.set_data('image', self.measurement.count_data)
def _update_pulse_index(self):
if self.measurement is not None:
self.pulse_data.set_data('x', self.measurement.time_bins)
def _update_pulse_value(self):
if self.measurement is not None:
self.pulse_data.set_data('y', self.measurement.pulse)
def _on_edge_change(self):
if self.measurement is not None:
y = self.measurement.edge
self.pulse_plot.components[1].index.set_data(np.array((y, y)))
def _update_line_plot_value(self):
if self.measurement is not None:
y = self.measurement.spin_state
n = len(y)
old_index = self.line_data.get_data('index')
if old_index is not None and len(old_index) != n:
self.line_data.set_data('index', np.arange(n))
self.line_data.set_data('spin_state', y)
def save_matrix_plot(self, filename):
save_figure(self.matrix_plot, filename)
def save_line_plot(self, filename):
save_figure(self.line_plot, filename)
class PlotExample(HasTraits):
plot = Instance(Component)
numpoints = Int(500)
low_mode = Enum("value", "track")
high_mode = Enum("value", "track")
traits_view = View(Group(
Item('plot', editor=ComponentEditor(), show_label=False),
HGroup(
HGroup(Item(
'object.plot.x_mapper.range.low_setting',
label='Low',
editor=TextEditor(),
visible_when='object.low_mode == "value" ',
),
Item('low_mode', label='Low Mode'),
Item('object.plot.x_mapper.range.high_setting',
label='High',
editor=TextEditor(),
visible_when='object.high_mode == "value" '),
Item('high_mode', label='High Mode'),
Item('object.plot.x_mapper.range.tracking_amount',
label='Tracking Amount',
editor=TextEditor(read_only=True),
visible_when='object.high_mode == "track" or '
'object.low_mode == "track"'),
label='X',
show_border=True),
HGroup(Item('object.plot.y_mapper.range.low_setting',
label='Low',
editor=TextEditor()),
Item('object.plot.y_mapper.range.high_setting',
label='High',
editor=TextEditor()),
label='Y',
show_border=True),
),
orientation="vertical"),
resizable=True,
title="Function Plot",
width=900,
height=600)
def xfunc(self, low, high):
dx = (high - low) / self.numpoints
real_low = ceil(low / dx) * dx
real_high = ceil(high / dx) * dx
return linspace(real_low, real_high, self.numpoints)
def yfunc(self, low, high):
x = self.xfunc(low, high)
return sin(1.0 / x)
def _low_mode_changed(self, newvalue):
if newvalue != "value":
self.plot.x_mapper.range.low_setting = newvalue
def _high_mode_changed(self, newvalue):
if newvalue != "value":
self.plot.x_mapper.range.high_setting = newvalue
def _plot_default(self):
container = DataView()
xds = FunctionDataSource(func=self.xfunc)
yds = FunctionDataSource(func=self.yfunc)
xmapper = container.x_mapper
ymapper = container.y_mapper
xds.data_range = xmapper.range
yds.data_range = xmapper.range
xmapper.range.set_bounds(-5, 10)
ymapper.range.set_bounds(-1, 1.2)
plot = ScatterPlot(index=xds,
value=yds,
index_mapper=xmapper,
value_mapper=ymapper,
color="green",
marker="circle",
marker_size=3,
line_width=0)
plot2 = LinePlot(index=xds,
value=yds,
index_mapper=xmapper,
value_mapper=ymapper,
color="lightgray")
container.add(plot2, plot)
plot.tools.append(
PanTool(plot, constrain_direction="x", constrain=True))
plot.tools.append(ZoomTool(plot, axis="index", tool_mode="range"))
return container
class DataBlockTablePlot(HasTraits):
# the ParametersTable holding the actual array
dataset = Instance(DataBlockTable)
# a local reference to the data array in the dataset, for convenience
selected = Property(Any, depends_on='dataset.selected')
# ArrayPlotData for plot
plot_data = Instance(ArrayPlotData, ())
# Chaco Plot instance
plot = Instance(Plot)
traits_view = View(
VGroup(
Item('dataset',
show_label=False,
style='custom',
editor=InstanceEditor()),
Item('plot',
show_label=False,
editor=ComponentEditor(),
width=0.25,
height=0.35),
),
width=0.60,
height=0.60,
resizable=True,
title='Parameters Plot',
)
def cview(self):
return View(
VGroup(
Item('dataset',
show_label=False,
style='custom',
editor=InstanceEditor()),
Item('plot',
show_label=False,
editor=ComponentEditor(),
width=0.25,
height=0.35),
),
width=0.60,
height=0.60,
resizable=True,
title='Raw Data Plot',
)
@cached_property
def _get_selected(self):
return self.dataset.selected
@on_trait_change('selected')
def _data_source_change(self):
"""Handler for changes of ther selected table row
"""
if self.selected is None:
return
x = np.linspace(0, \
len(self.selected['raw_data']), \
len(self.selected['raw_data']))
self.plot_data.set_data('x', x)
self.plot_data.set_data('y', self.selected['raw_data'])
def _plot_data_default(self):
""" This creates a list of ArrayPlotData instances,
one for each species.
"""
plot_data = ArrayPlotData()
plot_data.set_data('x', [])
plot_data.set_data('y', [])
return plot_data
def _plot_default(self):
""" This creates the default value for the plot.
"""
# create the main plot object
plot = Plot(self.plot_data)
plot.plot(('x', 'y'), type='line', name='raw data', color='lightgreen')
# add the additional information
plot.title = 'Row Data'
plot.x_axis.title = 'Samples'
plot.y_axis.title = 'Amplitude'
# tools for basic interactivity
plot.tools.append(PanTool(plot))
plot.tools.append(ZoomTool(plot))
plot.tools.append(DragZoom(plot, drag_button="right"))
return plot
class BaselineView(HasTraits):
python_console_cmds = Dict()
ns = List()
es = List()
ds = List()
table = List()
plot = Instance(Plot)
plot_data = Instance(ArrayPlotData)
running = Bool(True)
position_centered = Bool(False)
clear_button = SVGButton(label='',
tooltip='Clear',
filename=os.path.join(os.path.dirname(__file__),
'images', 'iconic',
'x.svg'),
width=16,
height=16)
zoomall_button = SVGButton(label='',
tooltip='Zoom All',
filename=os.path.join(os.path.dirname(__file__),
'images', 'iconic',
'fullscreen.svg'),
width=16,
height=16)
center_button = SVGButton(label='',
tooltip='Center on Baseline',
toggle=True,
filename=os.path.join(os.path.dirname(__file__),
'images', 'iconic',
'target.svg'),
width=16,
height=16)
paused_button = SVGButton(
label='',
tooltip='Pause',
toggle_tooltip='Run',
toggle=True,
filename=os.path.join(os.path.dirname(__file__), 'images', 'iconic',
'pause.svg'),
toggle_filename=os.path.join(os.path.dirname(__file__), 'images',
'iconic', 'play.svg'),
width=16,
height=16)
reset_button = Button(label='Reset Filters')
reset_iar_button = Button(label='Reset IAR')
init_base_button = Button(label='Init. with known baseline')
traits_view = View(
HSplit(
Item('table',
style='readonly',
editor=TabularEditor(adapter=SimpleAdapter()),
show_label=False,
width=0.3),
VGroup(
HGroup(
Item('paused_button', show_label=False),
Item('clear_button', show_label=False),
Item('zoomall_button', show_label=False),
Item('center_button', show_label=False),
Item('reset_button', show_label=False),
Item('reset_iar_button', show_label=False),
Item('init_base_button', show_label=False),
),
Item(
'plot',
show_label=False,
editor=ComponentEditor(bgcolor=(0.8, 0.8, 0.8)),
))))
def _zoomall_button_fired(self):
self.plot.index_range.low_setting = 'auto'
self.plot.index_range.high_setting = 'auto'
self.plot.value_range.low_setting = 'auto'
self.plot.value_range.high_setting = 'auto'
def _center_button_fired(self):
self.position_centered = not self.position_centered
def _paused_button_fired(self):
self.running = not self.running
def _reset_button_fired(self):
self.link.send(SBP_MSG_RESET_FILTERS, '\x00')
def _reset_iar_button_fired(self):
self.link.send(SBP_MSG_RESET_FILTERS, '\x01')
def _init_base_button_fired(self):
self.link.send(SBP_MSG_INIT_BASE, '')
def _clear_button_fired(self):
self.ns = []
self.es = []
self.ds = []
self.plot_data.set_data('n', [])
self.plot_data.set_data('e', [])
self.plot_data.set_data('d', [])
self.plot_data.set_data('t', [])
self.plot_data.set_data('curr_n', [])
self.plot_data.set_data('curr_e', [])
self.plot_data.set_data('curr_d', [])
def _baseline_callback_ecef(self, data):
#Don't do anything for ECEF currently
return
def iar_state_callback(self, sbp_msg):
self.num_hyps = struct.unpack('<I', sbp_msg.payload)[0]
def _baseline_callback_ned(self, sbp_msg):
# Updating an ArrayPlotData isn't thread safe (see chaco issue #9), so
# actually perform the update in the UI thread.
if self.running:
GUI.invoke_later(self.baseline_callback, sbp_msg)
def update_table(self):
self._table_list = self.table.items()
def gps_time_callback(self, sbp_msg):
self.week = MsgGPSTime(sbp_msg).wn
self.nsec = MsgGPSTime(sbp_msg).ns
def baseline_callback(self, sbp_msg):
soln = MsgBaselineNED(sbp_msg)
table = []
soln.n = soln.n * 1e-3
soln.e = soln.e * 1e-3
soln.d = soln.d * 1e-3
dist = np.sqrt(soln.n**2 + soln.e**2 + soln.d**2)
tow = soln.tow * 1e-3
if self.nsec is not None:
tow += self.nsec * 1e-9
if self.week is not None:
t = datetime.datetime(1980, 1, 6) + \
datetime.timedelta(weeks=self.week) + \
datetime.timedelta(seconds=tow)
table.append(('GPS Time', t))
table.append(('GPS Week', str(self.week)))
if self.log_file is None:
self.log_file = open(
time.strftime("baseline_log_%Y%m%d-%H%M%S.csv"), 'w')
self.log_file.write('%s,%.4f,%.4f,%.4f,%.4f,%d,0x%02x,%d\n' %
(str(t), soln.n, soln.e, soln.d, dist,
soln.n_sats, soln.flags, self.num_hyps))
self.log_file.flush()
table.append(('GPS ToW', tow))
table.append(('N', soln.n))
table.append(('E', soln.e))
table.append(('D', soln.d))
table.append(('Dist.', dist))
table.append(('Num. Sats.', soln.n_sats))
table.append(('Flags', '0x%02x' % soln.flags))
if soln.flags & 1:
table.append(('Mode', 'Fixed RTK'))
else:
table.append(('Mode', 'Float'))
table.append(('IAR Num. Hyps.', self.num_hyps))
self.ns.append(soln.n)
self.es.append(soln.e)
self.ds.append(soln.d)
self.ns = self.ns[-1000:]
self.es = self.es[-1000:]
self.ds = self.ds[-1000:]
self.plot_data.set_data('n', self.ns)
self.plot_data.set_data('e', self.es)
self.plot_data.set_data('d', self.ds)
self.plot_data.set_data('curr_n', [soln.n])
self.plot_data.set_data('curr_e', [soln.e])
self.plot_data.set_data('curr_d', [soln.d])
self.plot_data.set_data('ref_n', [0.0])
self.plot_data.set_data('ref_e', [0.0])
self.plot_data.set_data('ref_d', [0.0])
t = range(len(self.ns))
self.plot_data.set_data('t', t)
if self.position_centered:
d = (self.plot.index_range.high - self.plot.index_range.low) / 2.
self.plot.index_range.set_bounds(soln.e - d, soln.e + d)
d = (self.plot.value_range.high - self.plot.value_range.low) / 2.
self.plot.value_range.set_bounds(soln.n - d, soln.n + d)
self.table = table
def __init__(self, link):
super(BaselineView, self).__init__()
self.log_file = None
self.num_hyps = 0
self.plot_data = ArrayPlotData(n=[0.0],
e=[0.0],
d=[0.0],
t=[0.0],
ref_n=[0.0],
ref_e=[0.0],
ref_d=[0.0],
curr_e=[0.0],
curr_n=[0.0],
curr_d=[0.0])
self.plot = Plot(self.plot_data)
lin = self.plot.plot(('e', 'n'), type='line', color=(0, 0, 1, 0.1))
pts = self.plot.plot(('e', 'n'),
type='scatter',
color='blue',
marker='dot',
line_width=0.0,
marker_size=1.0)
ref = self.plot.plot(('ref_e', 'ref_n'),
type='scatter',
color='red',
marker='plus',
marker_size=5,
line_width=1.5)
cur = self.plot.plot(('curr_e', 'curr_n'),
type='scatter',
color='orange',
marker='plus',
marker_size=5,
line_width=1.5)
plot_labels = [
'Base Position', 'Rover Relative Position', 'Rover Path'
]
plots_legend = dict(zip(plot_labels, [ref, cur, pts]))
self.plot.legend.plots = plots_legend
self.plot.legend.visible = True
self.plot.index_axis.tick_label_position = 'inside'
self.plot.index_axis.tick_label_color = 'gray'
self.plot.index_axis.tick_color = 'gray'
self.plot.index_axis.title = 'E (meters)'
self.plot.index_axis.title_spacing = 5
self.plot.value_axis.tick_label_position = 'inside'
self.plot.value_axis.tick_label_color = 'gray'
self.plot.value_axis.tick_color = 'gray'
self.plot.value_axis.title = 'N (meters)'
self.plot.value_axis.title_spacing = 5
self.plot.padding = (25, 25, 25, 25)
self.plot.tools.append(PanTool(self.plot))
zt = ZoomTool(self.plot,
zoom_factor=1.1,
tool_mode="box",
always_on=False)
self.plot.overlays.append(zt)
self.week = None
self.nsec = 0
self.link = link
self.link.add_callback(self._baseline_callback_ned,
SBP_MSG_BASELINE_NED)
self.link.add_callback(self._baseline_callback_ecef,
SBP_MSG_BASELINE_ECEF)
self.link.add_callback(self.iar_state_callback, SBP_MSG_IAR_STATE)
self.link.add_callback(self.gps_time_callback, SBP_MSG_GPS_TIME)
self.python_console_cmds = {'baseline': self}
class SolutionView(HasTraits):
python_console_cmds = Dict()
# we need to doubleup on Lists to store the psuedo absolutes separately
# without rewriting everything
"""
logging_v : toggle logging for velocity files
directory_name_v : location and name of velocity files
logging_p : toggle logging for position files
directory_name_p : location and name of velocity files
"""
plot_history_max = Int(1000)
last_plot_update_time = Float()
last_stale_update_time = Float()
logging_v = Bool(False)
display_units = Enum(["degrees", "meters"])
directory_name_v = File
logging_p = Bool(False)
directory_name_p = File
lats_psuedo_abs = List()
lngs_psuedo_abs = List()
alts_psuedo_abs = List()
table = List()
dops_table = List()
pos_table = List()
vel_table = List()
rtk_pos_note = Str(
"It is necessary to enter the \"Surveyed Position\" settings for the base station in order to view the RTK Positions in this tab."
)
plot = Instance(Plot)
plot_data = Instance(ArrayPlotData)
# Store plots we care about for legend
running = Bool(True)
zoomall = Bool(False)
position_centered = Bool(False)
clear_button = SVGButton(
label='',
tooltip='Clear',
filename=resource_filename('console/images/iconic/x.svg'),
width=16,
height=16)
zoomall_button = SVGButton(
label='',
tooltip='Zoom All',
toggle=True,
filename=resource_filename('console/images/iconic/fullscreen.svg'),
width=16,
height=16)
center_button = SVGButton(
label='',
tooltip='Center on Solution',
toggle=True,
filename=resource_filename('console/images/iconic/target.svg'),
width=16,
height=16)
paused_button = SVGButton(
label='',
tooltip='Pause',
toggle_tooltip='Run',
toggle=True,
filename=resource_filename('console/images/iconic/pause.svg'),
toggle_filename=resource_filename('console/images/iconic/play.svg'),
width=16,
height=16)
traits_view = View(
HSplit(
VGroup(
Item('table',
style='readonly',
editor=TabularEditor(adapter=SimpleAdapter()),
show_label=False,
width=0.3),
Item('rtk_pos_note',
show_label=False,
resizable=True,
editor=MultilineTextEditor(TextEditor(multi_line=True)),
style='readonly',
width=0.3,
height=-40),
),
VGroup(
HGroup(
Item('paused_button', show_label=False),
Item('clear_button', show_label=False),
Item('zoomall_button', show_label=False),
Item('center_button', show_label=False),
Item('display_units', label="Display Units"),
),
Item('plot',
show_label=False,
editor=ComponentEditor(bgcolor=(0.8, 0.8, 0.8))),
)))
def _zoomall_button_fired(self):
self.zoomall = not self.zoomall
def _center_button_fired(self):
self.position_centered = not self.position_centered
def _paused_button_fired(self):
self.running = not self.running
def _reset_remove_current(self):
self.plot_data.update_data(self._get_update_current())
def _get_update_current(self, current_dict={}):
out_dict = {
'cur_lat_spp': [],
'cur_lng_spp': [],
'cur_lat_dgnss': [],
'cur_lng_dgnss': [],
'cur_lat_float': [],
'cur_lng_float': [],
'cur_lat_fixed': [],
'cur_lng_fixed': [],
'cur_lat_sbas': [],
'cur_lng_sbas': [],
'cur_lat_dr': [],
'cur_lng_dr': []
}
out_dict.update(current_dict)
return out_dict
def _synchronize_plot_data_by_mode(self,
mode_string,
update_current=False):
# do all required plot_data updates for a single
# new solution with mode defined by mode_string
pending_update = {
'lat_' + mode_string:
[x for x in self.slns['lat_' + mode_string] if not np.isnan(x)],
'lng_' + mode_string:
[y for y in self.slns['lng_' + mode_string] if not np.isnan(y)]
}
if update_current:
current = {}
if len(pending_update['lat_' + mode_string]) != 0:
current = {
'cur_lat_' + mode_string:
[pending_update['lat_' + mode_string][-1]],
'cur_lng_' + mode_string:
[pending_update['lng_' + mode_string][-1]]
}
else:
current = {
'cur_lat_' + mode_string: [],
'cur_lng_' + mode_string: []
}
pending_update.update(self._get_update_current(current))
self.plot_data.update_data(pending_update)
def _append_empty_sln_data(self, exclude_mode=None):
for each_mode in mode_string_dict.values():
if exclude_mode is None or each_mode != exclude_mode:
self.slns['lat_' + each_mode].append(np.nan)
self.slns['lng_' + each_mode].append(np.nan)
def _update_sln_data_by_mode(self, soln, mode_string):
# do backend deque updates for a new solution of type
# mode string
self.scaling_lock.acquire()
lat = (soln.lat - self.offset[0]) * self.sf[0]
lng = (soln.lon - self.offset[1]) * self.sf[1]
self.scaling_lock.release()
self.slns['lat_' + mode_string].append(lat)
self.slns['lng_' + mode_string].append(lng)
# Rotate old data out by appending to deque
self._append_empty_sln_data(exclude_mode=mode_string)
def _clr_sln_data(self):
for each in self.slns:
self.slns[each].clear()
def _clear_history(self):
for each in self.slns:
self.slns[each].clear()
pending_update = {
'lat_spp': [],
'lng_spp': [],
'alt_spp': [],
'lat_dgnss': [],
'lng_dgnss': [],
'alt_dgnss': [],
'lat_float': [],
'lng_float': [],
'alt_float': [],
'lat_fixed': [],
'lng_fixed': [],
'alt_fixed': [],
'lat_sbas': [],
'lng_sbas': [],
'alt_sbas': [],
'lat_dr': [],
'lng_dr': [],
'alt_dr': []
}
pending_update.update(self._get_update_current())
self.plot_data.update(pending_update)
def _clear_button_fired(self):
self._clear_history()
def age_corrections_callback(self, sbp_msg, **metadata):
age_msg = MsgAgeCorrections(sbp_msg)
if age_msg.age != 0xFFFF:
self.age_corrections = age_msg.age / 10.0
else:
self.age_corrections = None
def update_table(self):
self.table = self.pos_table + self.vel_table + self.dops_table
def auto_survey(self):
if len(self.lats) != 0:
self.latitude = sum(self.lats) / len(self.lats)
self.altitude = sum(self.alts) / len(self.alts)
self.longitude = sum(self.lngs) / len(self.lngs)
def pos_llh_callback(self, sbp_msg, **metadata):
if sbp_msg.msg_type == SBP_MSG_POS_LLH_DEP_A:
soln = MsgPosLLHDepA(sbp_msg)
else:
soln = MsgPosLLH(sbp_msg)
self.last_pos_mode = get_mode(soln)
if self.last_pos_mode != 0:
self.last_soln = soln
mode_string = mode_string_dict[self.last_pos_mode]
if mode_string not in self.pending_draw_modes:
# this list allows us to tell GUI thread which solutions to update
# (if we decide not to update at full data rate)
# we use short strings to identify each solution mode
self.pending_draw_modes.append(mode_string)
self.list_lock.acquire()
self._update_sln_data_by_mode(soln, mode_string)
self.list_lock.release()
else:
self.list_lock.acquire()
self._append_empty_sln_data()
self.list_lock.release()
self.ins_used = ((soln.flags & 0x8) >> 3) == 1
pos_table = []
soln.h_accuracy *= 1e-3
soln.v_accuracy *= 1e-3
tow = soln.tow * 1e-3
if self.nsec is not None:
tow += self.nsec * 1e-9
# Return the best estimate of my local and receiver time in convenient
# format that allows changing precision of the seconds
((tloc, secloc), (tgps, secgps)) = log_time_strings(self.week, tow)
if self.utc_time:
((tutc, secutc)) = datetime_2_str(self.utc_time)
if (self.directory_name_p == ''):
filepath_p = time.strftime("position_log_%Y%m%d-%H%M%S.csv")
else:
filepath_p = os.path.join(
self.directory_name_p,
time.strftime("position_log_%Y%m%d-%H%M%S.csv"))
if not self.logging_p:
self.log_file = None
if self.logging_p:
if self.log_file is None:
self.log_file = sopen(filepath_p, 'w')
self.log_file.write(
"pc_time,gps_time,tow(sec),latitude(degrees),longitude(degrees),altitude(meters),"
"h_accuracy(meters),v_accuracy(meters),n_sats,flags\n")
log_str_gps = ""
if tgps != "" and secgps != 0:
log_str_gps = "{0}:{1:06.6f}".format(tgps, float(secgps))
self.log_file.write(
'%s,%s,%.3f,%.10f,%.10f,%.4f,%.4f,%.4f,%d,%d\n' %
("{0}:{1:06.6f}".format(tloc, float(secloc)), log_str_gps, tow,
soln.lat, soln.lon, soln.height, soln.h_accuracy,
soln.v_accuracy, soln.n_sats, soln.flags))
self.log_file.flush()
if self.last_pos_mode == 0:
pos_table.append(('GPS Week', EMPTY_STR))
pos_table.append(('GPS TOW', EMPTY_STR))
pos_table.append(('GPS Time', EMPTY_STR))
pos_table.append(('Num. Signals', EMPTY_STR))
pos_table.append(('Lat', EMPTY_STR))
pos_table.append(('Lng', EMPTY_STR))
pos_table.append(('Height', EMPTY_STR))
pos_table.append(('Horiz Acc', EMPTY_STR))
pos_table.append(('Vert Acc', EMPTY_STR))
else:
self.last_stime_update = time.time()
if self.week is not None:
pos_table.append(('GPS Week', str(self.week)))
pos_table.append(('GPS TOW', "{:.3f}".format(tow)))
if self.week is not None:
pos_table.append(
('GPS Time', "{0}:{1:06.3f}".format(tgps, float(secgps))))
if self.utc_time is not None:
pos_table.append(
('UTC Time', "{0}:{1:06.3f}".format(tutc, float(secutc))))
pos_table.append(('UTC Src', self.utc_source))
if self.utc_time is None:
pos_table.append(('UTC Time', EMPTY_STR))
pos_table.append(('UTC Src', EMPTY_STR))
pos_table.append(('Sats Used', soln.n_sats))
pos_table.append(('Lat', soln.lat))
pos_table.append(('Lng', soln.lon))
pos_table.append(('Height', "{0:.3f}".format(soln.height)))
pos_table.append(('Horiz Acc', soln.h_accuracy))
pos_table.append(('Vert Acc', soln.v_accuracy))
pos_table.append(('Pos Flags', '0x%03x' % soln.flags))
pos_table.append(('INS Used', '{}'.format(self.ins_used)))
pos_table.append(('Pos Fix Mode', mode_dict[self.last_pos_mode]))
if self.age_corrections is not None:
pos_table.append(('Corr. Age [s]', self.age_corrections))
# only store valid solutions for auto survey and degrees to meter transformation
if self.last_pos_mode != 0:
self.lats.append(soln.lat)
self.lngs.append(soln.lon)
self.alts.append(soln.height)
self.tows.append(soln.tow)
self.modes.append(self.last_pos_mode)
self.auto_survey()
# set-up table variables
self.pos_table = pos_table
self.update_table()
# setup_plot variables
# Updating array plot data is not thread safe, so we have to fire an event
# and have the GUI thread do it
if time.time() - self.last_plot_update_time > GUI_UPDATE_PERIOD:
GUI.invoke_later(self._solution_draw)
def _display_units_changed(self):
# we store current extents of plot and current scalefactlrs
self.scaling_lock.acquire()
self.recenter = True # recenter flag tells _solution_draw to update view extents
self.prev_extents = (self.plot.index_range.low_setting,
self.plot.index_range.high_setting,
self.plot.value_range.low_setting,
self.plot.value_range.high_setting)
self.prev_offsets = (self.offset[0], self.offset[1])
self.prev_sfs = (self.sf[0], self.sf[1])
if self.display_units == "meters":
self.offset = (
np.mean(
np.array(self.lats)[~(np.equal(np.array(self.modes), 0))]),
np.mean(
np.array(self.lngs)[~(np.equal(np.array(self.modes), 0))]),
np.mean(
np.array(self.alts)[~(np.equal(np.array(self.modes), 0))]))
(self.meters_per_lat, self.meters_per_lon) = meters_per_deg(
np.mean(
np.array(self.lats)[~(np.equal(np.array(self.modes), 0))]))
self.sf = (self.meters_per_lat, self.meters_per_lon)
self.plot.value_axis.title = 'Latitude (meters)'
self.plot.index_axis.title = 'Longitude (meters)'
else:
self.offset = (0, 0, 0)
self.sf = (1, 1)
self.plot.value_axis.title = 'Latitude (degrees)'
self.plot.index_axis.title = 'Longitude (degrees)'
self.scaling_lock.release()
self.list_lock.acquire()
# now we update the existing sln deques to go from meters back to degrees or vice versa
for each_array in self.slns:
index = 0 if 'lat' in str(each_array) else 1
# going from degrees to meters; do scaling with new offset and sf
if self.display_units == "meters":
self.slns[each_array] = deque(
(np.array(self.slns[each_array]) - self.offset[index]) *
self.sf[index],
maxlen=PLOT_HISTORY_MAX)
# going from degrees to meters; do inverse scaling with former offset and sf
if self.display_units == "degrees":
self.slns[each_array] = deque(
np.array(self.slns[each_array]) / self.prev_sfs[index] +
self.prev_offsets[index],
maxlen=PLOT_HISTORY_MAX)
self.pending_draw_modes = mode_string_dict.values()
self.list_lock.release()
def rescale_for_units_change(self):
# Chaco scales view automatically when 'auto' is stored
if self.prev_extents[0] != 'auto':
# Otherwise use has used mousewheel zoom and we need to transform
if self.display_units == 'meters':
new_scaling = (
(self.prev_extents[0] - self.offset[1]) * self.sf[1],
(self.prev_extents[1] - self.offset[1]) * self.sf[1],
(self.prev_extents[2] - self.offset[0]) * self.sf[0],
(self.prev_extents[3] - self.offset[0]) * self.sf[0])
else:
new_scaling = (self.prev_extents[0] / self.prev_sfs[1] +
self.prev_offsets[1],
self.prev_extents[1] / self.prev_sfs[1] +
self.prev_offsets[1],
self.prev_extents[2] / self.prev_sfs[0] +
self.prev_offsets[0],
self.prev_extents[3] / self.prev_sfs[0] +
self.prev_offsets[0])
# set plot scaling accordingly
self.plot.index_range.low_setting = new_scaling[0]
self.plot.index_range.high_setting = new_scaling[1]
self.plot.value_range.low_setting = new_scaling[2]
self.plot.value_range.high_setting = new_scaling[3]
def _solution_draw(self):
self.list_lock.acquire()
current_time = time.time()
self.last_plot_update_time = current_time
pending_draw_modes = self.pending_draw_modes
current_mode = pending_draw_modes[-1] if len(
pending_draw_modes) > 0 else None
# Periodically, we make sure to redraw older data to expire old plot data
if current_time - self.last_stale_update_time > STALE_DATA_PERIOD:
# we don't update old solution modes every timestep to try and save CPU
pending_draw_modes = mode_string_dict.values()
self.last_stale_update_time = current_time
for mode_string in pending_draw_modes:
if self.running:
update_current = mode_string == current_mode if current_mode else True
self._synchronize_plot_data_by_mode(
mode_string, update_current=update_current)
if mode_string in self.pending_draw_modes:
self.pending_draw_modes.remove(mode_string)
self.list_lock.release()
if not self.zoomall and self.position_centered and self.running:
d = (self.plot.index_range.high - self.plot.index_range.low) / 2.
self.plot.index_range.set_bounds(
(self.last_soln.lon - self.offset[1]) * self.sf[1] - d,
(self.last_soln.lon - self.offset[1]) * self.sf[1] + d)
d = (self.plot.value_range.high - self.plot.value_range.low) / 2.
self.plot.value_range.set_bounds(
(self.last_soln.lat - self.offset[0]) * self.sf[0] - d,
(self.last_soln.lat - self.offset[0]) * self.sf[0] + d)
if self.zoomall:
self.recenter = False
plot_square_axes(self.plot, ('lng_spp', 'lng_dgnss', 'lng_float',
'lng_fixed', 'lng_sbas', 'lng_dr'),
('lat_spp', 'lat_dgnss', 'lat_float', 'lat_fixed',
'lat_sbas', 'lat_dr'))
if self.recenter:
try:
self.rescale_for_units_change()
self.recenter = False
except AttributeError:
pass
def dops_callback(self, sbp_msg, **metadata):
flags = 0
if sbp_msg.msg_type == SBP_MSG_DOPS_DEP_A:
dops = MsgDopsDepA(sbp_msg)
flags = 1
else:
dops = MsgDops(sbp_msg)
flags = dops.flags
if flags != 0:
self.dops_table = [('PDOP', '%.1f' % (dops.pdop * 0.01)),
('GDOP', '%.1f' % (dops.gdop * 0.01)),
('TDOP', '%.1f' % (dops.tdop * 0.01)),
('HDOP', '%.1f' % (dops.hdop * 0.01)),
('VDOP', '%.1f' % (dops.vdop * 0.01))]
else:
self.dops_table = [('PDOP', EMPTY_STR), ('GDOP', EMPTY_STR),
('TDOP', EMPTY_STR), ('HDOP', EMPTY_STR),
('VDOP', EMPTY_STR)]
self.dops_table.append(('DOPS Flags', '0x%03x' % flags))
def vel_ned_callback(self, sbp_msg, **metadata):
flags = 0
if sbp_msg.msg_type == SBP_MSG_VEL_NED_DEP_A:
vel_ned = MsgVelNEDDepA(sbp_msg)
flags = 1
else:
vel_ned = MsgVelNED(sbp_msg)
flags = vel_ned.flags
tow = vel_ned.tow * 1e-3
if self.nsec is not None:
tow += self.nsec * 1e-9
((tloc, secloc), (tgps, secgps)) = log_time_strings(self.week, tow)
if self.directory_name_v == '':
filepath_v = time.strftime("velocity_log_%Y%m%d-%H%M%S.csv")
else:
filepath_v = os.path.join(
self.directory_name_v,
time.strftime("velocity_log_%Y%m%d-%H%M%S.csv"))
if not self.logging_v:
self.vel_log_file = None
if self.logging_v:
if self.vel_log_file is None:
self.vel_log_file = sopen(filepath_v, 'w')
self.vel_log_file.write(
'pc_time,gps_time,tow(sec),north(m/s),east(m/s),down(m/s),speed(m/s),flags,num_signals\n'
)
log_str_gps = ''
if tgps != "" and secgps != 0:
log_str_gps = "{0}:{1:06.6f}".format(tgps, float(secgps))
self.vel_log_file.write(
'%s,%s,%.3f,%.6f,%.6f,%.6f,%.6f,%d,%d\n' %
("{0}:{1:06.6f}".format(tloc, float(secloc)), log_str_gps, tow,
vel_ned.n * 1e-3, vel_ned.e * 1e-3, vel_ned.d * 1e-3,
math.sqrt(vel_ned.n * vel_ned.n + vel_ned.e * vel_ned.e) *
1e-3, flags, vel_ned.n_sats))
self.vel_log_file.flush()
if (flags & 0x7) != 0:
self.vel_table = [
('Vel. N', '% 8.4f' % (vel_ned.n * 1e-3)),
('Vel. E', '% 8.4f' % (vel_ned.e * 1e-3)),
('Vel. D', '% 8.4f' % (vel_ned.d * 1e-3)),
]
else:
self.vel_table = [
('Vel. N', EMPTY_STR),
('Vel. E', EMPTY_STR),
('Vel. D', EMPTY_STR),
]
self.vel_table.append(('Vel Flags', '0x%03x' % flags))
self.update_table()
def gps_time_callback(self, sbp_msg, **metadata):
if sbp_msg.msg_type == SBP_MSG_GPS_TIME_DEP_A:
time_msg = MsgGPSTimeDepA(sbp_msg)
flags = 1
elif sbp_msg.msg_type == SBP_MSG_GPS_TIME:
time_msg = MsgGPSTime(sbp_msg)
flags = time_msg.flags
if flags != 0:
self.week = time_msg.wn
self.nsec = time_msg.ns_residual
def utc_time_callback(self, sbp_msg, **metadata):
tmsg = MsgUtcTime(sbp_msg)
microseconds = int(tmsg.ns / 1000.00)
if tmsg.flags & 0x7 != 0:
dt = datetime.datetime(tmsg.year, tmsg.month, tmsg.day, tmsg.hours,
tmsg.minutes, tmsg.seconds, microseconds)
self.utc_time = dt
self.utc_time_flags = tmsg.flags
if (tmsg.flags >> 3) & 0x3 == 0:
self.utc_source = "Factory Default"
elif (tmsg.flags >> 3) & 0x3 == 1:
self.utc_source = "Non Volatile Memory"
elif (tmsg.flags >> 3) & 0x3 == 2:
self.utc_source = "Decoded this Session"
else:
self.utc_source = "Unknown"
else:
self.utc_time = None
self.utc_source = None
def __init__(self, link, dirname=''):
super(SolutionView, self).__init__()
self.pending_draw_modes = []
self.recenter = False
self.offset = (0, 0, 0)
self.sf = (1, 1)
self.list_lock = threading.Lock()
self.scaling_lock = threading.Lock()
self.slns = {
'lat_spp': deque(maxlen=PLOT_HISTORY_MAX),
'lng_spp': deque(maxlen=PLOT_HISTORY_MAX),
'alt_spp': deque(maxlen=PLOT_HISTORY_MAX),
'lat_dgnss': deque(maxlen=PLOT_HISTORY_MAX),
'lng_dgnss': deque(maxlen=PLOT_HISTORY_MAX),
'alt_dgnss': deque(maxlen=PLOT_HISTORY_MAX),
'lat_float': deque(maxlen=PLOT_HISTORY_MAX),
'lng_float': deque(maxlen=PLOT_HISTORY_MAX),
'alt_float': deque(maxlen=PLOT_HISTORY_MAX),
'lat_fixed': deque(maxlen=PLOT_HISTORY_MAX),
'lng_fixed': deque(maxlen=PLOT_HISTORY_MAX),
'alt_fixed': deque(maxlen=PLOT_HISTORY_MAX),
'lat_sbas': deque(maxlen=PLOT_HISTORY_MAX),
'lng_sbas': deque(maxlen=PLOT_HISTORY_MAX),
'alt_sbas': deque(maxlen=PLOT_HISTORY_MAX),
'lat_dr': deque(maxlen=PLOT_HISTORY_MAX),
'lng_dr': deque(maxlen=PLOT_HISTORY_MAX),
'alt_dr': deque(maxlen=PLOT_HISTORY_MAX)
}
self.lats = deque(maxlen=PLOT_HISTORY_MAX)
self.lngs = deque(maxlen=PLOT_HISTORY_MAX)
self.alts = deque(maxlen=PLOT_HISTORY_MAX)
self.tows = deque(maxlen=PLOT_HISTORY_MAX)
self.modes = deque(maxlen=PLOT_HISTORY_MAX)
self.log_file = None
self.directory_name_v = dirname
self.directory_name_p = dirname
self.vel_log_file = None
self.last_stime_update = 0
self.last_soln = None
self.altitude = 0
self.longitude = 0
self.latitude = 0
self.last_pos_mode = 0
self.ins_used = False
self.last_plot_update_time = 0
self.last_stale_update_time = 0
self.plot_data = ArrayPlotData(lat_spp=[],
lng_spp=[],
alt_spp=[],
cur_lat_spp=[],
cur_lng_spp=[],
lat_dgnss=[],
lng_dgnss=[],
alt_dgnss=[],
cur_lat_dgnss=[],
cur_lng_dgnss=[],
lat_float=[],
lng_float=[],
alt_float=[],
cur_lat_float=[],
cur_lng_float=[],
lat_fixed=[],
lng_fixed=[],
alt_fixed=[],
cur_lat_fixed=[],
cur_lng_fixed=[],
lat_sbas=[],
lng_sbas=[],
cur_lat_sbas=[],
cur_lng_sbas=[],
lng_dr=[],
lat_dr=[],
cur_lat_dr=[],
cur_lng_dr=[])
self.plot = Plot(self.plot_data)
# 1000 point buffer
self.plot.plot(('lng_spp', 'lat_spp'),
type='line',
line_width=0.1,
name='',
color=color_dict[SPP_MODE])
self.plot.plot(('lng_spp', 'lat_spp'),
type='scatter',
name='',
color=color_dict[SPP_MODE],
marker='dot',
line_width=0.0,
marker_size=1.0)
self.plot.plot(('lng_dgnss', 'lat_dgnss'),
type='line',
line_width=0.1,
name='',
color=color_dict[DGNSS_MODE])
self.plot.plot(('lng_dgnss', 'lat_dgnss'),
type='scatter',
name='',
color=color_dict[DGNSS_MODE],
marker='dot',
line_width=0.0,
marker_size=1.0)
self.plot.plot(('lng_float', 'lat_float'),
type='line',
line_width=0.1,
name='',
color=color_dict[FLOAT_MODE])
self.plot.plot(('lng_float', 'lat_float'),
type='scatter',
name='',
color=color_dict[FLOAT_MODE],
marker='dot',
line_width=0.0,
marker_size=1.0)
self.plot.plot(('lng_fixed', 'lat_fixed'),
type='line',
line_width=0.1,
name='',
color=color_dict[FIXED_MODE])
self.plot.plot(('lng_fixed', 'lat_fixed'),
type='scatter',
name='',
color=color_dict[FIXED_MODE],
marker='dot',
line_width=0.0,
marker_size=1.0)
self.plot.plot(('lng_sbas', 'lat_sbas'),
type='line',
line_width=0.1,
name='',
color=color_dict[SBAS_MODE])
self.plot.plot(('lng_sbas', 'lat_sbas'),
type='scatter',
name='',
color=color_dict[SBAS_MODE],
marker='dot',
line_width=0.0,
marker_size=1.0)
self.plot.plot(('lng_dr', 'lat_dr'),
type='line',
line_width=0.1,
name='',
color=color_dict[DR_MODE])
self.plot.plot(('lng_dr', 'lat_dr'),
type='scatter',
color=color_dict[DR_MODE],
marker='dot',
line_width=0.0,
marker_size=1.0)
# current values
spp = self.plot.plot(('cur_lng_spp', 'cur_lat_spp'),
type='scatter',
name=mode_dict[SPP_MODE],
color=color_dict[SPP_MODE],
marker='plus',
line_width=1.5,
marker_size=5.0)
dgnss = self.plot.plot(('cur_lng_dgnss', 'cur_lat_dgnss'),
type='scatter',
name=mode_dict[DGNSS_MODE],
color=color_dict[DGNSS_MODE],
marker='plus',
line_width=1.5,
marker_size=5.0)
rtkfloat = self.plot.plot(('cur_lng_float', 'cur_lat_float'),
type='scatter',
name=mode_dict[FLOAT_MODE],
color=color_dict[FLOAT_MODE],
marker='plus',
line_width=1.5,
marker_size=5.0)
rtkfix = self.plot.plot(('cur_lng_fixed', 'cur_lat_fixed'),
type='scatter',
name=mode_dict[FIXED_MODE],
color=color_dict[FIXED_MODE],
marker='plus',
line_width=1.5,
marker_size=5.0)
sbas = self.plot.plot(('cur_lng_sbas', 'cur_lat_sbas'),
type='scatter',
name=mode_dict[SBAS_MODE],
color=color_dict[SBAS_MODE],
marker='plus',
line_width=1.5,
marker_size=5.0)
dr = self.plot.plot(('cur_lng_dr', 'cur_lat_dr'),
type='scatter',
name=mode_dict[DR_MODE],
color=color_dict[DR_MODE],
marker='plus',
line_width=1.5,
marker_size=5.0)
plot_labels = ['SPP', 'SBAS', 'DGPS', 'RTK float', 'RTK fixed', 'DR']
plots_legend = dict(
zip(plot_labels, [spp, sbas, dgnss, rtkfloat, rtkfix, dr]))
self.plot.legend.plots = plots_legend
self.plot.legend.labels = plot_labels # sets order
self.plot.legend.visible = True
self.plot.index_axis.tick_label_position = 'inside'
self.plot.index_axis.tick_label_color = 'gray'
self.plot.index_axis.tick_color = 'gray'
self.plot.index_axis.title = 'Longitude (degrees)'
self.plot.index_axis.title_spacing = 5
self.plot.value_axis.tick_label_position = 'inside'
self.plot.value_axis.tick_label_color = 'gray'
self.plot.value_axis.tick_color = 'gray'
self.plot.value_axis.title = 'Latitude (degrees)'
self.plot.value_axis.title_spacing = 5
self.plot.padding = (25, 25, 25, 25)
self.plot.tools.append(PanTool(self.plot))
zt = ZoomTool(self.plot,
zoom_factor=1.1,
tool_mode="box",
always_on=False)
self.plot.overlays.append(zt)
self.link = link
self.link.add_callback(self.pos_llh_callback,
[SBP_MSG_POS_LLH_DEP_A, SBP_MSG_POS_LLH])
self.link.add_callback(self.vel_ned_callback,
[SBP_MSG_VEL_NED_DEP_A, SBP_MSG_VEL_NED])
self.link.add_callback(self.dops_callback,
[SBP_MSG_DOPS_DEP_A, SBP_MSG_DOPS])
self.link.add_callback(self.gps_time_callback,
[SBP_MSG_GPS_TIME_DEP_A, SBP_MSG_GPS_TIME])
self.link.add_callback(self.utc_time_callback, [SBP_MSG_UTC_TIME])
self.link.add_callback(self.age_corrections_callback,
SBP_MSG_AGE_CORRECTIONS)
self.week = None
self.utc_time = None
self.age_corrections = None
self.nsec = 0
self.meters_per_lat = None
self.meters_per_lon = None
self.python_console_cmds = {
'solution': self,
}
class MatrixViewer(HasTraits):
tplot = Instance(Plot)
plot = Instance(Component)
custtool = Instance(CustomTool)
colorbar = Instance(ColorBar)
edge_para = Any
data_name = Enum("a", "b")
fro = Int
to = Int
data = None
val = Float
traits_view = View(
Group(
Item('plot', editor=ComponentEditor(size=(800,600)),
show_label=False),
HGroup(
Item('fro', label="From", style = 'readonly', springy=True),
Item('to', label="To", style = 'readonly', springy=True),
Item('val', label="Value", style = 'readonly', springy=True),
),
orientation = "vertical"),
Item('data_name', label="Image data"),
handler=CustomHandler(),
resizable=True, title="Matrix Viewer"
)
def __init__(self, data, **traits):
""" Data is a nxn numpy array """
super(HasTraits, self).__init__(**traits)
self.data_name = data.keys()[0]
self.data = data
self.plot = self._create_plot_component()
# set trait notification on customtool
self.custtool.on_trait_change(self._update_fields, "xval")
self.custtool.on_trait_change(self._update_fields, "yval")
def _data_name_changed(self, old, new):
self.pd.set_data("imagedata", self.data[self.data_name])
self.my_plot.set_value_selection((0, 2))
def _update_fields(self):
from numpy import trunc
# map mouse location to array index
frotmp = int(trunc(self.custtool.yval))
totmp = int(trunc(self.custtool.xval))
# check if within range
sh = self.data[self.data_name].shape
# assume matrix whose shape is (# of rows, # of columns)
if frotmp >= 0 and frotmp < sh[0] and totmp >= 0 and totmp < sh[1]:
self.fro = frotmp
self.to = totmp
self.val = self.data[self.data_name][self.fro, self.to]
def _create_plot_component(self):
# Create a plot data object and give it this data
self.pd = ArrayPlotData()
self.pd.set_data("imagedata", self.data[self.data_name])
# Create the plot
self.tplot = Plot(self.pd, default_origin="top left")
self.tplot.x_axis.orientation = "top"
self.tplot.img_plot("imagedata",
name="my_plot",
#xbounds=(0,10),
#ybounds=(0,10),
colormap=jet)
# Tweak some of the plot properties
self.tplot.title = "Matrix"
self.tplot.padding = 50
# Right now, some of the tools are a little invasive, and we need the
# actual CMapImage object to give to them
self.my_plot = self.tplot.plots["my_plot"][0]
# Attach some tools to the plot
self.tplot.tools.append(PanTool(self.tplot))
zoom = ZoomTool(component=self.tplot, tool_mode="box", always_on=False)
self.tplot.overlays.append(zoom)
# my custom tool to get the connection information
self.custtool = CustomTool(self.tplot)
self.tplot.tools.append(self.custtool)
# Create the colorbar, handing in the appropriate range and colormap
colormap = self.my_plot.color_mapper
self.colorbar = ColorBar(index_mapper=LinearMapper(range=colormap.range),
color_mapper=colormap,
plot=self.my_plot,
orientation='v',
resizable='v',
width=30,
padding=20)
self.colorbar.padding_top = self.tplot.padding_top
self.colorbar.padding_bottom = self.tplot.padding_bottom
# create a range selection for the colorbar
self.range_selection = RangeSelection(component=self.colorbar)
self.colorbar.tools.append(self.range_selection)
self.colorbar.overlays.append(RangeSelectionOverlay(component=self.colorbar,
border_color="white",
alpha=0.8,
fill_color="lightgray"))
# we also want to the range selection to inform the cmap plot of
# the selection, so set that up as well
self.range_selection.listeners.append(self.my_plot)
# Create a container to position the plot and the colorbar side-by-side
container = HPlotContainer(use_backbuffer = True)
container.add(self.tplot)
container.add(self.colorbar)
container.bgcolor = "white"
return container
def traits_view(self):
additional_param_controls = self._build_additional_param_editors()
param_list_with_cost = [ALL_COST_COL_NAME] + self.param_list
two_d_plot_shown = "show_cost_data_nd == '2D' and y_axis_param != " \
"'{}'".format(ALL_COST_COL_NAME)
weight_range_editor = RangeEditor(low=0., high=MAX_WEIGHT)
weight_doc = Label("The following control the relative importance or "
"the various components that go into computing the"
" cost of a model,\nthat is the difference between "
"a simulation with that model and the corresponding"
" experiment."),
view = KromView(VGroup(
VGroup(weight_doc,
HGroup(
Item("peak_time_weight", label="Peak time"),
Item("peak_height_weight", label="Peak height"),
Item("peak_slope_weight", label="Peak slope"),
),
show_border=True,
label="Weights",
enabled_when="False",
visible_when="not weight_edit_mode"),
VGroup(weight_doc,
Item("peak_time_weight",
label="Peak time",
editor=weight_range_editor),
Item("peak_height_weight",
label="Peak height",
editor=weight_range_editor),
Item("peak_slope_weight",
label="Peak slope",
editor=weight_range_editor),
show_border=True,
label="Weights",
visible_when="weight_edit_mode"),
HGroup(
Spring(),
Item("edit_weights_button",
show_label=False,
enabled_when="can_change_weights")),
VGroup(HGroup(
Item("show_cost_data_nd",
label="Plot type",
style="custom",
enabled_when="len(param_list) > 1"),
Item("x_axis_param",
editor=EnumEditor(values=self.param_list)),
Item("y_axis_param",
editor=EnumEditor(values=param_list_with_cost),
enabled_when="show_cost_data_nd != '1D'"),
),
Item("plot1_2d_container",
editor=ComponentEditor(),
show_label=False),
HGroup(
Spring(),
Item('color_bar_max_percentile',
editor=RangeEditor(low=1, high=100,
mode='spinner'),
label='Colorbar high percentile (%)',
visible_when=two_d_plot_shown)),
VGroup(*additional_param_controls),
label="Cost function plot",
show_border=True,
visible_when="not no_cost_data"),
),
buttons=[OKButton],
title="View/Edit optimizer cost function")
return view
class TrackingView(HasTraits):
python_console_cmds = Dict()
states = List(Instance(TrackingState))
cn0_history = List()
plot = Instance(Plot)
plots = List()
plot_data = Instance(ArrayPlotData)
traits_view = View(
HSplit(
Item(
'plot',
editor = ComponentEditor(bgcolor = (0.8, 0.8, 0.8)),
show_label = False,
)
)
)
def tracking_state_callback(self, data):
n_channels = len(data) / TRACKING_STATE_BYTES_PER_CHANNEL
if n_channels != self.n_channels:
# Update number of channels
self.n_channels = n_channels
self.states = [TrackingState(0, 0, 0) for _ in range(n_channels)]
for pl in self.plot.plots.iterkeys():
self.plot.delplot(pl.name)
self.plots = []
for n in range(n_channels):
self.plot_data.set_data('ch'+str(n), [0.0])
pl = self.plot.plot(('t', 'ch'+str(n)), type='line', color='auto', name='ch'+str(n))
self.plots.append(pl)
print 'Number of tracking channels changed to', n_channels
fmt = '<' + n_channels * 'BBf'
state_data = struct.unpack(fmt, data)
for n, s in enumerate(self.states):
s.update(*state_data[3*n:3*(n+1)])
GUI.invoke_later(self.update_plot)
def update_plot(self):
self.cn0_history.append([s.cn0 for s in self.states])
self.cn0_history = self.cn0_history[-1000:]
chans = np.transpose(self.cn0_history[-NUM_POINTS:])
plot_labels = []
for n in range(self.n_channels):
self.plot_data.set_data('ch'+str(n), chans[n])
if self.states[n].state == 0:
plot_labels.append('Ch %02d (Disabled)' % n)
else:
plot_labels.append('Ch %02d (PRN%02d)' % (n, self.states[n].prn+1))
plots = dict(zip(plot_labels, self.plots))
self.plot.legend.plots = plots
def __init__(self, link):
super(TrackingView, self).__init__()
self.n_channels = None
self.plot_data = ArrayPlotData(t=[0.0])
self.plot = Plot(self.plot_data, auto_colors=colours_list)
self.plot.title = "Tracking C/N0"
self.plot.value_range.margin = 0.1
self.plot.value_range.bounds_func = lambda l, h, m, tb: (0, h*(1+m))
self.plot.value_axis.orientation = 'right'
self.plot.value_axis.axis_line_visible = False
t = range(NUM_POINTS)
self.plot_data.set_data('t', t)
self.plot.legend.visible = True
self.plot.legend.align = 'ul'
self.plot.legend.tools.append(LegendTool(self.plot.legend, drag_button="right"))
self.link = link
self.link.add_callback(ids.TRACKING_STATE, self.tracking_state_callback)
self.python_console_cmds = {
'track': self
}
class ConnectionMatrixViewer(HasTraits):
tplot = Instance(Plot)
plot = Instance(Component)
custtool = Instance(CustomTool)
colorbar = Instance(ColorBar)
fro = Any
to = Any
data = None
val = Float
nodelabels = Any
traits_view = View(
Group(Item('plot',
editor=ComponentEditor(size=(800, 600)),
show_label=False),
HGroup(
Item('fro', label="From", style='readonly', springy=True),
Item('to', label="To", style='readonly', springy=True),
Item('val', label="Value", style='readonly', springy=True),
),
orientation="vertical"),
Item('data_name', label="Edge key"),
# handler=CustomHandler(),
resizable=True,
title="Connection Matrix Viewer")
def __init__(self, nodelabels, matdict, **traits):
""" Starts a matrix inspector
Parameters
----------
nodelables : list
List of strings of labels for the rows of the matrix
matdict : dictionary
Keys are the edge type and values are NxN Numpy arrays """
super(HasTraits, self).__init__(**traits)
self.add_trait('data_name', Enum(matdict.keys()))
self.data_name = matdict.keys()[0]
self.data = matdict
self.nodelables = nodelabels
self.plot = self._create_plot_component()
# set trait notification on customtool
self.custtool.on_trait_change(self._update_fields, "xval")
self.custtool.on_trait_change(self._update_fields, "yval")
def _data_name_changed(self, old, new):
self.pd.set_data("imagedata", self.data[self.data_name])
#self.my_plot.set_value_selection((0, 2))
self.tplot.title = "Connection Matrix for %s" % self.data_name
def _update_fields(self):
# map mouse location to array index
frotmp = int(round(self.custtool.yval) - 1)
totmp = int(round(self.custtool.xval) - 1)
# check if within range
sh = self.data[self.data_name].shape
# assume matrix whose shape is (# of rows, # of columns)
if frotmp >= 0 and frotmp < sh[0] and totmp >= 0 and totmp < sh[1]:
row = " (index: %i" % (frotmp + 1) + ")"
col = " (index: %i" % (totmp + 1) + ")"
self.fro = " " + str(self.nodelables[frotmp]) + row
self.to = " " + str(self.nodelables[totmp]) + col
self.val = self.data[self.data_name][frotmp, totmp]
def _create_plot_component(self):
# Create a plot data object and give it this data
self.pd = ArrayPlotData()
self.pd.set_data("imagedata", self.data[self.data_name])
# find dimensions
xdim = self.data[self.data_name].shape[1]
ydim = self.data[self.data_name].shape[0]
# Create the plot
self.tplot = Plot(self.pd, default_origin="top left")
self.tplot.x_axis.orientation = "top"
self.tplot.img_plot("imagedata",
name="my_plot",
xbounds=(0.5, xdim + 0.5),
ybounds=(0.5, ydim + 0.5),
colormap=jet)
# Tweak some of the plot properties
self.tplot.title = "Connection Matrix for %s" % self.data_name
self.tplot.padding = 80
# Right now, some of the tools are a little invasive, and we need the
# actual CMapImage object to give to them
self.my_plot = self.tplot.plots["my_plot"][0]
# Attach some tools to the plot
self.tplot.tools.append(PanTool(self.tplot))
zoom = ZoomTool(component=self.tplot, tool_mode="box", always_on=False)
self.tplot.overlays.append(zoom)
# my custom tool to get the connection information
self.custtool = CustomTool(self.tplot)
self.tplot.tools.append(self.custtool)
# Create the colorbar, handing in the appropriate range and colormap
colormap = self.my_plot.color_mapper
self.colorbar = ColorBar(
index_mapper=LinearMapper(range=colormap.range),
color_mapper=colormap,
plot=self.my_plot,
orientation='v',
resizable='v',
width=30,
padding=20)
self.colorbar.padding_top = self.tplot.padding_top
self.colorbar.padding_bottom = self.tplot.padding_bottom
# create a range selection for the colorbar
self.range_selection = RangeSelection(component=self.colorbar)
self.colorbar.tools.append(self.range_selection)
self.colorbar.overlays.append(
RangeSelectionOverlay(component=self.colorbar,
border_color="white",
alpha=0.8,
fill_color="lightgray"))
# we also want to the range selection to inform the cmap plot of
# the selection, so set that up as well
self.range_selection.listeners.append(self.my_plot)
# Create a container to position the plot and the colorbar side-by-side
container = HPlotContainer(use_backbuffer=True)
container.add(self.tplot)
container.add(self.colorbar)
container.bgcolor = "white"
return container
class CMatrixViewer(MatrixViewer):
tplot = Instance(Plot)
plot = Instance(Component)
custtool = Instance(CustomTool)
colorbar = Instance(ColorBar)
edge_parameter = Instance(EdgeParameters)
network_reference = Any
matrix_data_ref = Any
labels = Any
fro = Any
to = Any
val = Float
traits_view = View(Group(Item('plot',
editor=ComponentEditor(size=(800, 600)),
show_label=False),
HGroup(
Item('fro',
label="From",
style='readonly',
springy=True),
Item('to',
label="To",
style='readonly',
springy=True),
Item('val',
label="Value",
style='readonly',
springy=True),
),
orientation="vertical"),
Item('edge_parameter_name', label="Choose edge"),
handler=CustomHandler(),
resizable=True,
title="Matrix Viewer")
def __init__(self, net_ref, **traits):
""" net_ref is a reference to a cnetwork """
super(MatrixViewer, self).__init__(**traits)
self.network_reference = net_ref
self.edge_parameter = self.network_reference._edge_para
self.matrix_data_ref = self.network_reference.datasourcemanager._srcobj.edgeattributes_matrix_dict
self.labels = self.network_reference.datasourcemanager._srcobj.labels
# get the currently selected edge
self.curr_edge = self.edge_parameter.parameterset.name
# create plot
self.plot = self._create_plot_component()
# set trait notification on customtool
self.custtool.on_trait_change(self._update_fields, "xval")
self.custtool.on_trait_change(self._update_fields, "yval")
# add edge parameter enum
self.add_trait('edge_parameter_name',
Enum(self.matrix_data_ref.keys()))
self.edge_parameter_name = self.curr_edge
def _edge_parameter_name_changed(self, new):
# update edge parameter dialog
self.edge_parameter.set_to_edge_parameter(self.edge_parameter_name)
# update the data
self.pd.set_data("imagedata",
self.matrix_data_ref[self.edge_parameter_name])
# set range
#self.my_plot.set_value_selection((0.0, 1.0))
def _update_fields(self):
from numpy import trunc
# map mouse location to array index
frotmp = int(trunc(self.custtool.yval))
totmp = int(trunc(self.custtool.xval))
# check if within range
sh = self.matrix_data_ref[self.edge_parameter_name].shape
# assume matrix whose shape is (# of rows, # of columns)
if frotmp >= 0 and frotmp < sh[0] and totmp >= 0 and totmp < sh[1]:
self.fro = self.labels[frotmp]
self.to = self.labels[totmp]
self.val = self.matrix_data_ref[self.edge_parameter_name][frotmp,
totmp]
def _create_plot_component(self):
# we need the matrices!
# start with the currently selected one
#nr_nodes = self.matrix_data_ref[curr_edge].shape[0]
# Create a plot data obect and give it this data
self.pd = ArrayPlotData()
self.pd.set_data("imagedata", self.matrix_data_ref[self.curr_edge])
# Create the plot
self.tplot = Plot(self.pd, default_origin="top left")
self.tplot.x_axis.orientation = "top"
self.tplot.img_plot(
"imagedata",
name="my_plot",
#xbounds=(0,nr_nodes),
#ybounds=(0,nr_nodes),
colormap=jet)
# Tweak some of the plot properties
self.tplot.title = self.curr_edge
self.tplot.padding = 50
# Right now, some of the tools are a little invasive, and we need the
# actual CMapImage object to give to them
self.my_plot = self.tplot.plots["my_plot"][0]
# Attach some tools to the plot
self.tplot.tools.append(PanTool(self.tplot))
zoom = ZoomTool(component=self.tplot, tool_mode="box", always_on=False)
self.tplot.overlays.append(zoom)
# my custom tool to get the connection information
self.custtool = CustomTool(self.tplot)
self.tplot.tools.append(self.custtool)
# Create the colorbar, handing in the appropriate range and colormap
colormap = self.my_plot.color_mapper
self.colorbar = ColorBar(
index_mapper=LinearMapper(range=colormap.range),
color_mapper=colormap,
plot=self.my_plot,
orientation='v',
resizable='v',
width=30,
padding=20)
self.colorbar.padding_top = self.tplot.padding_top
self.colorbar.padding_bottom = self.tplot.padding_bottom
# TODO: the range selection gives a Segmentation Fault,
# but why, the matrix_viewer.py example works just fine!
# create a range selection for the colorbar
self.range_selection = RangeSelection(component=self.colorbar)
self.colorbar.tools.append(self.range_selection)
self.colorbar.overlays.append(
RangeSelectionOverlay(component=self.colorbar,
border_color="white",
alpha=0.8,
fill_color="lightgray"))
# we also want to the range selection to inform the cmap plot of
# the selection, so set that up as well
#self.range_selection.listeners.append(self.my_plot)
# Create a container to position the plot and the colorbar side-by-side
container = HPlotContainer(use_backbuffer=True)
container.add(self.tplot)
container.add(self.colorbar)
container.bgcolor = "white"
# my_plot.set_value_selection((-1.3, 6.9))
return container
class BaselineView(HasTraits):
python_console_cmds = Dict()
table = List()
logging_b = Bool(False)
directory_name_b = File
plot = Instance(Plot)
plot_data = Instance(ArrayPlotData)
running = Bool(True)
zoomall = Bool(False)
position_centered = Bool(False)
clear_button = SVGButton(label='',
tooltip='Clear',
filename=os.path.join(determine_path(), 'images',
'iconic', 'x.svg'),
width=16,
height=16)
zoomall_button = SVGButton(label='',
tooltip='Zoom All',
toggle=True,
filename=os.path.join(determine_path(),
'images', 'iconic',
'fullscreen.svg'),
width=16,
height=16)
center_button = SVGButton(label='',
tooltip='Center on Baseline',
toggle=True,
filename=os.path.join(determine_path(), 'images',
'iconic', 'target.svg'),
width=16,
height=16)
paused_button = SVGButton(label='',
tooltip='Pause',
toggle_tooltip='Run',
toggle=True,
filename=os.path.join(determine_path(), 'images',
'iconic', 'pause.svg'),
toggle_filename=os.path.join(
determine_path(), 'images', 'iconic',
'play.svg'),
width=16,
height=16)
reset_button = Button(label='Reset Filters')
reset_iar_button = Button(label='Reset IAR')
init_base_button = Button(label='Init. with known baseline')
traits_view = View(
HSplit(
Item('table',
style='readonly',
editor=TabularEditor(adapter=SimpleAdapter()),
show_label=False,
width=0.3),
VGroup(
HGroup(
Item('paused_button', show_label=False),
Item('clear_button', show_label=False),
Item('zoomall_button', show_label=False),
Item('center_button', show_label=False),
Item('reset_button', show_label=False),
Item('reset_iar_button', show_label=False),
Item('init_base_button', show_label=False),
),
Item(
'plot',
show_label=False,
editor=ComponentEditor(bgcolor=(0.8, 0.8, 0.8)),
))))
def _zoomall_button_fired(self):
self.zoomall = not self.zoomall
def _center_button_fired(self):
self.position_centered = not self.position_centered
def _paused_button_fired(self):
self.running = not self.running
def _reset_button_fired(self):
self.link(MsgResetFilters(filter=0))
def _reset_iar_button_fired(self):
self.link(MsgResetFilters(filter=1))
def _init_base_button_fired(self):
self.link(MsgInitBase())
def _clear_button_fired(self):
self.neds[:] = np.NAN
self.fixeds[:] = False
self.plot_data.set_data('n_fixed', [])
self.plot_data.set_data('e_fixed', [])
self.plot_data.set_data('d_fixed', [])
self.plot_data.set_data('n_float', [])
self.plot_data.set_data('e_float', [])
self.plot_data.set_data('d_float', [])
self.plot_data.set_data('t', [])
self.plot_data.set_data('cur_fixed_n', [])
self.plot_data.set_data('cur_fixed_e', [])
self.plot_data.set_data('cur_fixed_d', [])
self.plot_data.set_data('cur_float_n', [])
self.plot_data.set_data('cur_float_e', [])
self.plot_data.set_data('cur_float_d', [])
def iar_state_callback(self, sbp_msg, **metadata):
self.num_hyps = sbp_msg.num_hyps
self.last_hyp_update = time.time()
def _baseline_callback_ned(self, sbp_msg, **metadata):
# Updating an ArrayPlotData isn't thread safe (see chaco issue #9), so
# actually perform the update in the UI thread.
if self.running:
GUI.invoke_later(self.baseline_callback, sbp_msg)
def update_table(self):
self._table_list = self.table.items()
def gps_time_callback(self, sbp_msg, **metadata):
self.week = MsgGPSTime(sbp_msg).wn
self.nsec = MsgGPSTime(sbp_msg).ns
def mode_string(self, msg):
if msg:
self.fixed = (msg.flags & 1) == 1
if self.fixed:
return 'Fixed RTK'
else:
return 'Float'
return 'None'
def baseline_callback(self, sbp_msg):
self.last_btime_update = time.time()
soln = MsgBaselineNED(sbp_msg)
self.last_soln = soln
table = []
soln.n = soln.n * 1e-3
soln.e = soln.e * 1e-3
soln.d = soln.d * 1e-3
dist = np.sqrt(soln.n**2 + soln.e**2 + soln.d**2)
tow = soln.tow * 1e-3
if self.nsec is not None:
tow += self.nsec * 1e-9
if self.week is not None:
t = datetime.datetime(1980, 1, 6) + \
datetime.timedelta(weeks=self.week) + \
datetime.timedelta(seconds=tow)
table.append(('GPS Time', t))
table.append(('GPS Week', str(self.week)))
if self.directory_name_b == '':
filepath = time.strftime("baseline_log_%Y%m%d-%H%M%S.csv")
else:
filepath = os.path.join(
self.directory_name_b,
time.strftime("baseline_log_%Y%m%d-%H%M%S.csv"))
if self.logging_b == False:
self.log_file = None
if self.logging_b:
if self.log_file is None:
self.log_file = open(filepath, 'w')
self.log_file.write(
'time,north(meters),east(meters),down(meters),distance(meters),num_sats,flags,num_hypothesis\n'
)
self.log_file.write('%s,%.4f,%.4f,%.4f,%.4f,%d,0x%02x,%d\n' %
(str(t), soln.n, soln.e, soln.d, dist,
soln.n_sats, soln.flags, self.num_hyps))
self.log_file.flush()
table.append(('GPS ToW', tow))
table.append(('N', soln.n))
table.append(('E', soln.e))
table.append(('D', soln.d))
table.append(('Dist.', dist))
table.append(('Num. Sats.', soln.n_sats))
table.append(('Flags', '0x%02x' % soln.flags))
table.append(('Mode', self.mode_string(soln)))
if time.time() - self.last_hyp_update < 10 and self.num_hyps != 1:
table.append(('IAR Num. Hyps.', self.num_hyps))
else:
table.append(('IAR Num. Hyps.', "None"))
# Rotate array, deleting oldest entries to maintain
# no more than N in plot
self.neds[1:] = self.neds[:-1]
self.fixeds[1:] = self.fixeds[:-1]
# Insert latest position
self.neds[0][:] = [soln.n, soln.e, soln.d]
self.fixeds[0] = self.fixed
neds_fixed = self.neds[self.fixeds]
neds_float = self.neds[np.logical_not(self.fixeds)]
if not all(map(any, np.isnan(neds_fixed))):
self.plot_data.set_data('n_fixed', neds_fixed.T[0])
self.plot_data.set_data('e_fixed', neds_fixed.T[1])
self.plot_data.set_data('d_fixed', neds_fixed.T[2])
if not all(map(any, np.isnan(neds_float))):
self.plot_data.set_data('n_float', neds_float.T[0])
self.plot_data.set_data('e_float', neds_float.T[1])
self.plot_data.set_data('d_float', neds_float.T[2])
if self.fixed:
self.plot_data.set_data('cur_fixed_n', [soln.n])
self.plot_data.set_data('cur_fixed_e', [soln.e])
self.plot_data.set_data('cur_fixed_d', [soln.d])
self.plot_data.set_data('cur_float_n', [])
self.plot_data.set_data('cur_float_e', [])
self.plot_data.set_data('cur_float_d', [])
else:
self.plot_data.set_data('cur_float_n', [soln.n])
self.plot_data.set_data('cur_float_e', [soln.e])
self.plot_data.set_data('cur_float_d', [soln.d])
self.plot_data.set_data('cur_fixed_n', [])
self.plot_data.set_data('cur_fixed_e', [])
self.plot_data.set_data('cur_fixed_d', [])
self.plot_data.set_data('ref_n', [0.0])
self.plot_data.set_data('ref_e', [0.0])
self.plot_data.set_data('ref_d', [0.0])
if self.position_centered:
d = (self.plot.index_range.high - self.plot.index_range.low) / 2.
self.plot.index_range.set_bounds(soln.e - d, soln.e + d)
d = (self.plot.value_range.high - self.plot.value_range.low) / 2.
self.plot.value_range.set_bounds(soln.n - d, soln.n + d)
if self.zoomall:
plot_square_axes(self.plot, ('e_fixed', 'e_float'),
('n_fixed', 'n_float'))
self.table = table
def __init__(self, link, plot_history_max=1000, dirname=''):
super(BaselineView, self).__init__()
self.log_file = None
self.directory_name_b = dirname
self.num_hyps = 0
self.last_hyp_update = 0
self.last_btime_update = 0
self.last_soln = None
self.plot_data = ArrayPlotData(n_fixed=[0.0],
e_fixed=[0.0],
d_fixed=[0.0],
n_float=[0.0],
e_float=[0.0],
d_float=[0.0],
t=[0.0],
ref_n=[0.0],
ref_e=[0.0],
ref_d=[0.0],
cur_fixed_e=[],
cur_fixed_n=[],
cur_fixed_d=[],
cur_float_e=[],
cur_float_n=[],
cur_float_d=[])
self.plot_history_max = plot_history_max
self.neds = np.empty((plot_history_max, 3))
self.neds[:] = np.NAN
self.fixeds = np.zeros(plot_history_max, dtype=bool)
self.plot = Plot(self.plot_data)
color_float = (0.5, 0.5, 1.0)
color_fixed = 'orange'
pts_float = self.plot.plot(('e_float', 'n_float'),
type='scatter',
color=color_float,
marker='dot',
line_width=0.0,
marker_size=1.0)
pts_fixed = self.plot.plot(('e_fixed', 'n_fixed'),
type='scatter',
color=color_fixed,
marker='dot',
line_width=0.0,
marker_size=1.0)
lin = self.plot.plot(('e_fixed', 'n_fixed'),
type='line',
color=(1, 0.65, 0, 0.1))
ref = self.plot.plot(('ref_e', 'ref_n'),
type='scatter',
color='red',
marker='plus',
marker_size=5,
line_width=1.5)
cur_fixed = self.plot.plot(('cur_fixed_e', 'cur_fixed_n'),
type='scatter',
color=color_fixed,
marker='plus',
marker_size=5,
line_width=1.5)
cur_float = self.plot.plot(('cur_float_e', 'cur_float_n'),
type='scatter',
color=color_float,
marker='plus',
marker_size=5,
line_width=1.5)
plot_labels = ['Base Position', 'RTK Fixed', 'RTK Float']
plots_legend = dict(zip(plot_labels, [ref, cur_fixed, cur_float]))
self.plot.legend.plots = plots_legend
self.plot.legend.visible = True
self.plot.index_axis.tick_label_position = 'inside'
self.plot.index_axis.tick_label_color = 'gray'
self.plot.index_axis.tick_color = 'gray'
self.plot.index_axis.title = 'E (meters)'
self.plot.index_axis.title_spacing = 5
self.plot.value_axis.tick_label_position = 'inside'
self.plot.value_axis.tick_label_color = 'gray'
self.plot.value_axis.tick_color = 'gray'
self.plot.value_axis.title = 'N (meters)'
self.plot.value_axis.title_spacing = 5
self.plot.padding = (25, 25, 25, 25)
self.plot.tools.append(PanTool(self.plot))
zt = ZoomTool(self.plot,
zoom_factor=1.1,
tool_mode="box",
always_on=False)
self.plot.overlays.append(zt)
self.week = None
self.nsec = 0
self.link = link
self.link.add_callback(self._baseline_callback_ned,
SBP_MSG_BASELINE_NED)
self.link.add_callback(self.iar_state_callback, SBP_MSG_IAR_STATE)
self.link.add_callback(self.gps_time_callback, SBP_MSG_GPS_TIME)
self.python_console_cmds = {'baseline': self}
class ODMR_2MW(ManagedJob, GetSetItemsMixin):
"""Provides ODMR measurements."""
# starting and stopping
keep_data = Bool(
False) # helper variable to decide whether to keep existing data
resubmit_button = Button(
label='resubmit',
desc=
'Submits the measurement to the job manager. Tries to keep previously acquired data. Behaves like a normal submit if sequence or time bins have changed since previous run.'
)
# measurement parameters
power = Range(low=-100.,
high=25.,
value=-8,
desc='Power [dBm]',
label='Power [dBm]',
mode='text',
auto_set=False,
enter_set=True)
frequency_begin = Range(low=1,
high=20e9,
value=2.85e9,
desc='Start Frequency [Hz]',
label='Begin [Hz]',
editor=TextEditor(auto_set=False,
enter_set=True,
evaluate=float,
format_str='%e'))
frequency_end = Range(low=1,
high=20e9,
value=2.90e9,
desc='Stop Frequency [Hz]',
label='End [Hz]',
editor=TextEditor(auto_set=False,
enter_set=True,
evaluate=float,
format_str='%e'))
frequency_delta = Range(low=1e-3,
high=20e9,
value=1e6,
desc='frequency step [Hz]',
label='Delta [Hz]',
editor=TextEditor(auto_set=False,
enter_set=True,
evaluate=float,
format_str='%e'))
t_pi = Range(low=1.,
high=100000.,
value=1000.,
desc='length of pi pulse [ns]',
label='pi [ns]',
mode='text',
auto_set=False,
enter_set=True)
laser = Range(low=1.,
high=10000.,
value=300.,
desc='laser [ns]',
label='laser [ns]',
mode='text',
auto_set=False,
enter_set=True)
wait = Range(low=1.,
high=10000.,
value=1000.,
desc='wait [ns]',
label='wait [ns]',
mode='text',
auto_set=False,
enter_set=True)
pulsed = Bool(False, label='pulsed')
power_p = Range(low=-100.,
high=25.,
value=-20,
desc='Power Pmode [dBm]',
label='Power[dBm]',
mode='text',
auto_set=False,
enter_set=True)
frequency_begin_p = Range(low=1,
high=20e9,
value=2.87e9,
desc='Start Frequency Pmode[Hz]',
label='Begin[Hz]',
editor=TextEditor(auto_set=False,
enter_set=True,
evaluate=float,
format_str='%e'))
frequency_end_p = Range(low=1,
high=20e9,
value=2.88e9,
desc='Stop Frequency Pmode[Hz]',
label='End[Hz]',
editor=TextEditor(auto_set=False,
enter_set=True,
evaluate=float,
format_str='%e'))
frequency_delta_p = Range(low=1e-3,
high=20e9,
value=1e5,
desc='frequency step Pmode[Hz]',
label='Delta[Hz]',
editor=TextEditor(auto_set=False,
enter_set=True,
evaluate=float,
format_str='%e'))
mw_source = Enum('mw',
'mw2',
desc='Select microwave source to use',
label='axis',
editor=EnumEditor(cols=3, values={
'x': '1:X',
'y': '2:Y'
}))
seconds_per_point = Range(low=20e-3,
high=1,
value=20e-3,
desc='Seconds per point',
label='Seconds per point',
mode='text',
auto_set=False,
enter_set=True)
stop_time = Range(
low=1.,
value=np.inf,
desc='Time after which the experiment stops by itself [s]',
label='Stop time [s]',
mode='text',
auto_set=False,
enter_set=True)
n_lines = Range(low=1,
high=10000,
value=50,
desc='Number of lines in Matrix',
label='Matrix lines',
mode='text',
auto_set=False,
enter_set=True)
# control data fitting
perform_fit = Bool(False, label='perform fit')
number_of_resonances = Trait(
'auto', String('auto', auto_set=False, enter_set=True),
Int(10000.,
desc='Number of Lorentzians used in fit',
label='N',
auto_set=False,
enter_set=True))
threshold = Range(
low=-99,
high=99.,
value=-50.,
desc=
'Threshold for detection of resonances [%]. The sign of the threshold specifies whether the resonances are negative or positive.',
label='threshold [%]',
mode='text',
auto_set=False,
enter_set=True)
# fit result
fit_parameters = Array(value=np.array((np.nan, np.nan, np.nan, np.nan)))
fit_frequencies = Array(value=np.array((np.nan, )), label='frequency [Hz]')
fit_line_width = Array(value=np.array((np.nan, )), label='line_width [Hz]')
fit_contrast = Array(value=np.array((np.nan, )), label='contrast [%]')
# measurement data
frequency = Array()
counts = Array()
counts_matrix = Array()
run_time = Float(value=0.0, desc='Run time [s]', label='Run time [s]')
# plotting
line_label = Instance(PlotLabel)
line_data = Instance(ArrayPlotData)
matrix_data = Instance(ArrayPlotData)
line_plot = Instance(Plot, editor=ComponentEditor())
matrix_plot = Instance(Plot, editor=ComponentEditor())
def __init__(self):
super(ODMR_2MW, self).__init__()
self._create_line_plot()
self._create_matrix_plot()
self.on_trait_change(self._update_line_data_index,
'frequency',
dispatch='ui')
self.on_trait_change(self._update_line_data_value,
'counts',
dispatch='ui')
self.on_trait_change(self._update_line_data_fit,
'fit_parameters',
dispatch='ui')
self.on_trait_change(self._update_matrix_data_value,
'counts_matrix',
dispatch='ui')
self.on_trait_change(self._update_matrix_data_index,
'n_lines,frequency',
dispatch='ui')
self.on_trait_change(
self._update_fit,
'counts,perform_fit,number_of_resonances,threshold',
dispatch='ui')
def _counts_matrix_default(self):
return np.zeros((self.n_lines, len(self.frequency)))
def _frequency_default(self):
if self.pulsed:
return np.arange(self.frequency_begin_p,
self.frequency_end_p + self.frequency_delta_p,
self.frequency_delta_p)
else:
return np.arange(self.frequency_begin,
self.frequency_end + self.frequency_delta,
self.frequency_delta)
def _counts_default(self):
return np.zeros(self.frequency.shape)
# data acquisition
def apply_parameters(self):
"""Apply the current parameters and decide whether to keep previous data."""
if self.pulsed:
frequency = np.arange(
self.frequency_begin_p,
self.frequency_end_p + self.frequency_delta_p,
self.frequency_delta_p)
else:
frequency = np.arange(self.frequency_begin,
self.frequency_end + self.frequency_delta,
self.frequency_delta)
if not self.keep_data or np.any(frequency != self.frequency):
self.frequency = frequency
self.counts = np.zeros(frequency.shape)
self.run_time = 0.0
self.keep_data = True # when job manager stops and starts the job, data should be kept. Only new submission should clear data.
def _run(self):
try:
self.state = 'run'
self.apply_parameters()
if self.run_time >= self.stop_time:
self.state = 'done'
return
# if pulsed, turn on sequence
if self.pulsed:
ha.PulseGenerator().Sequence([(['laser'], self.laser),
([], self.wait),
(['mw'], self.t_pi), ([], 15)])
else:
ha.PulseGenerator().Open()
n = len(self.frequency)
if self.pulsed:
ha.Microwave().setPower(self.power_p)
ha.Microwave().initSweep(
self.frequency,
self.power_p * np.ones(self.frequency.shape))
else:
ha.Microwave().setPower(self.power)
ha.Microwave().initSweep(
self.frequency, self.power * np.ones(self.frequency.shape))
ha.Counter().configure(n, self.seconds_per_point, DutyCycle=0.8)
time.sleep(0.5)
while self.run_time < self.stop_time:
start_time = time.time()
if threading.currentThread().stop_request.isSet():
break
ha.Microwave().resetListPos()
counts = ha.Counter().run() / 1e3
self.run_time += time.time() - start_time
self.counts += counts
self.counts_matrix = np.vstack(
(counts, self.counts_matrix[:-1, :]))
self.trait_property_changed('counts', self.counts)
"""
ha.Microwave().doSweep()
timeout = 3.
start_time = time.time()
while not self._count_between_markers.ready():
time.sleep(0.1)
if time.time() - start_time > timeout:
print "count between markers timeout in ODMR"
break
counts = self._count_between_markers.getData(0)
self._count_between_markers.clean()
"""
if self.run_time < self.stop_time:
self.state = 'idle'
else:
self.state = 'done'
if self.pulsed:
ha.Microwave().setOutput(None, self.frequency_begin_p)
else:
ha.Microwave().setOutput(None, self.frequency_begin)
ha.PulseGenerator().Light()
ha.Counter().clear()
except:
logging.getLogger().exception('Error in odmr.')
self.state = 'error'
finally:
if self.pulsed:
ha.Microwave().setOutput(None, self.frequency_begin_p)
else:
ha.Microwave().setOutput(None, self.frequency_begin)
# fitting
def _update_fit(self):
if self.perform_fit:
N = self.number_of_resonances
if N != 'auto':
N = int(N)
try:
p = fitting.fit_multiple_lorentzians(self.frequency,
self.counts,
N,
threshold=self.threshold *
0.01)
except Exception:
logging.getLogger().debug('ODMR fit failed.', exc_info=True)
p = np.nan * np.empty(4)
else:
p = np.nan * np.empty(4)
self.fit_parameters = p
self.fit_frequencies = p[1::3]
self.fit_line_width = p[2::3]
N = len(p) / 3
contrast = np.empty(N)
c = p[0]
pp = p[1:].reshape((N, 3))
for i, pn in enumerate(pp):
a = pn[2]
g = pn[1]
A = np.abs(a / (np.pi * g))
if a > 0:
contrast[i] = 100 * A / (A + c)
else:
contrast[i] = 100 * A / c
self.fit_contrast = contrast
# plotting
def _create_line_plot(self):
line_data = ArrayPlotData(frequency=np.array((0., 1.)),
counts=np.array((0., 0.)),
fit=np.array((0., 0.)))
line_plot = Plot(line_data,
padding=8,
padding_left=64,
padding_bottom=32)
line_plot.plot(('frequency', 'counts'), style='line', color='blue')
line_plot.index_axis.title = 'Frequency [MHz]'
line_plot.value_axis.title = 'Fluorescence/k'
line_label = PlotLabel(text='',
hjustify='left',
vjustify='bottom',
position=[64, 128])
line_plot.overlays.append(line_label)
self.line_label = line_label
self.line_data = line_data
self.line_plot = line_plot
def _create_matrix_plot(self):
matrix_data = ArrayPlotData(image=np.zeros((2, 2)))
matrix_plot = Plot(matrix_data,
padding=8,
padding_left=64,
padding_bottom=32)
matrix_plot.index_axis.title = 'Frequency [MHz]'
matrix_plot.value_axis.title = 'line #'
matrix_plot.img_plot('image',
xbounds=(self.frequency[0], self.frequency[-1]),
ybounds=(0, self.n_lines),
colormap=Spectral)
self.matrix_data = matrix_data
self.matrix_plot = matrix_plot
def _perform_fit_changed(self, new):
plot = self.line_plot
if new:
plot.plot(('frequency', 'fit'),
style='line',
color='red',
name='fit')
self.line_label.visible = True
else:
plot.delplot('fit')
self.line_label.visible = False
plot.request_redraw()
def _update_line_data_index(self):
self.line_data.set_data('frequency', self.frequency * 1e-6)
self.counts_matrix = self._counts_matrix_default()
def _update_line_data_value(self):
self.line_data.set_data('counts', self.counts)
def _update_line_data_fit(self):
if not np.isnan(self.fit_parameters[0]):
self.line_data.set_data(
'fit',
fitting.NLorentzians(*self.fit_parameters)(self.frequency))
p = self.fit_parameters
f = p[1::3]
w = p[2::3]
N = len(p) / 3
contrast = np.empty(N)
c = p[0]
pp = p[1:].reshape((N, 3))
for i, pi in enumerate(pp):
a = pi[2]
g = pi[1]
A = np.abs(a / (np.pi * g))
if a > 0:
contrast[i] = 100 * A / (A + c)
else:
contrast[i] = 100 * A / c
s = ''
for i, fi in enumerate(f):
s += 'f %i: %.6e Hz, HWHM %.3e Hz, contrast %.1f%%\n' % (
i + 1, fi, w[i], contrast[i])
self.line_label.text = s
def _update_matrix_data_value(self):
self.matrix_data.set_data('image', self.counts_matrix)
def _update_matrix_data_index(self):
if self.n_lines > self.counts_matrix.shape[0]:
self.counts_matrix = np.vstack(
(self.counts_matrix,
np.zeros((self.n_lines - self.counts_matrix.shape[0],
self.counts_matrix.shape[1]))))
else:
self.counts_matrix = self.counts_matrix[:self.n_lines]
self.matrix_plot.components[0].index.set_data(
(self.frequency[0] * 1e-6, self.frequency[-1] * 1e-6),
(0.0, float(self.n_lines)))
# saving data
def save_line_plot(self, filename):
self.save_figure(self.line_plot, filename)
def save_matrix_plot(self, filename):
self.save_figure(self.matrix_plot, filename)
def save_all(self, filename):
self.save_line_plot(filename + '_ODMR_Line_Plot.png')
self.save_matrix_plot(filename + '_ODMR_Matrix_Plot.png')
self.save(filename + '_ODMR.pys')
# react to GUI events
def submit(self):
"""Submit the job to the JobManager."""
self.keep_data = False
ManagedJob.submit(self)
print threading.currentThread().getName()
def resubmit(self):
"""Submit the job to the JobManager."""
self.keep_data = True
ManagedJob.submit(self)
def _resubmit_button_fired(self):
"""React to start button. Submit the Job."""
self.resubmit()
traits_view = View(VGroup(
HGroup(
Item('submit_button', show_label=False),
Item('remove_button', show_label=False),
Item('resubmit_button', show_label=False),
Item('priority', enabled_when='state != "run"'),
Item('state', style='readonly'),
Item('run_time', style='readonly', format_str='%.f'),
Item('stop_time'),
),
Group(
HGroup(
Item('pulsed', enabled_when='state != "run"'),
Item('power_p', width=-40, enabled_when='state != "run"'),
Item('frequency_begin_p',
width=-80,
enabled_when='state != "run"'),
Item('frequency_end_p',
width=-80,
enabled_when='state != "run"'),
Item('frequency_delta_p',
width=-80,
enabled_when='state != "run"'),
Item('t_pi', width=-50, enabled_when='state != "run"'),
label='Pulsed Mode',
),
HGroup(
Item('power', width=-40, enabled_when='state != "run"'),
Item('frequency_begin',
width=-80,
enabled_when='state != "run"'),
Item('frequency_end', width=-80,
enabled_when='state != "run"'),
Item('frequency_delta',
width=-80,
enabled_when='state != "run"'),
label='CW Mode',
),
layout='tabbed',
),
HGroup(
Item('seconds_per_point', width=-40,
enabled_when='state != "run"'),
Item('laser', width=-50, enabled_when='state != "run"'),
Item('wait', width=-50, enabled_when='state != "run"'),
Item('mw_source', width=-80, enabled_when='state != "run"')),
HGroup(
Item('perform_fit'),
Item('number_of_resonances', width=-60),
Item('threshold', width=-60),
Item('n_lines', width=-60),
),
HGroup(
Item('fit_contrast', style='readonly'),
Item('fit_line_width', style='readonly'),
Item('fit_frequencies', style='readonly'),
),
VSplit(
Item('line_plot', show_label=False, resizable=True),
Item('matrix_plot', show_label=False, resizable=True),
),
),
menubar=MenuBar(
Menu(Action(action='saveLinePlot',
name='SaveLinePlot (.png)'),
Action(action='saveMatrixPlot',
name='SaveMatrixPlot (.png)'),
Action(action='save',
name='Save (.pyd or .pys)'),
Action(action='saveAll',
name='Save All (.png+.pys)'),
Action(action='export',
name='Export as Ascii (.asc)'),
Action(action='export',
name='Export as Ascii (.asc)'),
Action(action='load', name='Load'),
Action(action='_on_close', name='Quit'),
name='File')),
title='ODMR',
width=900,
height=800,
buttons=[],
resizable=True,
handler=ODMRHandler)
get_set_items = [
'frequency', 'counts', 'counts_matrix', 'fit_parameters',
'fit_contrast', 'fit_line_width', 'fit_frequencies', 'perform_fit',
'run_time', 'power', 'frequency_begin', 'frequency_end',
'frequency_delta', 'power_p', 'frequency_begin_p', 'frequency_end_p',
'frequency_delta_p', 'laser', 'wait', 'pulsed', 't_pi',
'seconds_per_point', 'stop_time', 'n_lines', 'number_of_resonances',
'threshold', '__doc__'
]
class Visualization(HasTraits):
# Data models
dipole_data_model = Instance(DataModel)
signals_data_model = Instance(DataModel)
# Renderers
# dipole_renderer = Instance(LinePlot)
signals_renderer = Instance(MultiLinePlot)
# Plots
dipole_plot = Instance(LinePlot)
signals_plot = Instance(Plot)
def _signals_renderer_default(self):
print('_signals_renderer_default')
"""Create the default MultiLinePlot instance."""
xs = ArrayDataSource(self.signals_data_model.x_index,
sort_order='ascending')
xrange = DataRange1D()
xrange.add(xs)
ys = ArrayDataSource(self.signals_data_model.y_index,
sort_order='ascending')
yrange = DataRange1D()
yrange.add(ys)
# The data source for the MultiLinePlot.
ds = MultiArrayDataSource(data=self.signals_data_model.data)
multi_line_plot_renderer = \
MultiLinePlot(
index = xs,
yindex = ys,
index_mapper = LinearMapper(range=xrange),
value_mapper = LinearMapper(range=yrange),
value=ds,
global_max = self.signals_data_model.data.max(),
global_min = self.signals_data_model.data.min(),
fast_clip = False)
# Add pan tool
multi_line_plot_renderer.tools.append(
PanTool(multi_line_plot_renderer, restrict_to_data=True))
# Add zoom tool
multi_line_plot_renderer.overlays.append(
ZoomTool(multi_line_plot_renderer,
tool_mode="range",
always_on=False,
x_max_zoom_factor=20.0,
y_max_zoom_factor=20.0,
x_min_zoom_factor=1.0,
y_min_zoom_factor=1.0,
zoom_to_mouse=True))
#multi_line_plot_renderer.overlays.append(LineInspector(multi_line_plot_renderer, axis="index",write_metadata=True,is_listener=True))
# multi_line_plot_renderer.overlays.append(LineInspector(multi_line_plot_renderer, axis='value',
# write_metadata=True,
# is_listener=True))
multi_line_plot_renderer.overlays.append(
LineInspector(multi_line_plot_renderer,
axis="index",
write_metadata=True,
is_listener=True))
return multi_line_plot_renderer
# def _dipole_renderer_default(self):
# print("_dipole_renderer_default")
# xs = ArrayDataSource(self.dipole_data_model.x_index, sort_order='ascending')
# xrange = DataRange1D()
# xrange.add(xs)
# xm = LinearMapper(range = xrange)
#
# ys = ArrayDataSource(self.dipole_data_model.data, sort_order='ascending')
# yrange = DataRange1D()
# yrange.add(ys)
# ym = LinearMapper(range=yrange)
#
# #pd = ArrayPlotData(index = self.dipole_data_model.x_index)
# pd = ArrayDataSource(data = self.dipole_data_model.data)
# #pd.set_data("y", self.dipole_data_model.data)
#
# line_plot_renderer = LinePlot(index = xs,
# value=pd,
# index_mapper = LinearMapper(range=xrange),
# value_mapper = LinearMapper(range=yrange),
# global_max = self.dipole_data_model.data.max(),
# global_min = self.dipole_data_model.data.min(),
# fast_clip = False)
# return line_plot_renderer
def _signals_plot_default(self):
print('_signals_plot_default')
"""Create the Plot instance."""
plot = Plot()
plot.add(self.signals_renderer)
x_axis = PlotAxis(component=plot,
mapper=self.signals_renderer.index_mapper,
orientation='bottom')
# y_axis = PlotAxis(component=plot,
# mapper=self.signals_renderer.value_mapper,
# orientation='left')
plot.overlays.extend([x_axis])
plot.origin_axis_visible = False
plot.padding_top = 0
plot.padding_left = 0
plot.padding_right = 0
plot.padding_bottom = 50
plot.border_visible = False
plot.bgcolor = "white"
plot.use_downsampling = True
return plot
def _dipole_plot_default(self):
print('_dipole_plot_default')
"""Create the Plot instance."""
#pd = ArrayPlotData(index = self.dipole_data_model.x_index)
#pd.set_data("y", self.dipole_data_model.data)
plot = create_line_plot(
(self.dipole_data_model.x_index, self.dipole_data_model.data),
color='black')
#plot.add(self.dipole_renderer)
#plot.plot(("index", "y"))
x_axis = PlotAxis(component=plot,
mapper=plot.index_mapper,
orientation='bottom')
# # y_axis = PlotAxis(component=plot,
# # mapper=self.signals_renderer.value_mapper,
# # orientation='left')
plot.overlays.extend([x_axis])
plot.index = self.signals_renderer.index
plot.overlays.append(
LineInspector(plot, write_metadata=True, is_listener=True))
# plot.overlays.append(LineInspector(plot, axis="value",
# is_listener=True))
plot.origin_axis_visible = False
plot.padding_top = 0
plot.padding_left = 0
plot.padding_right = 0
plot.padding_bottom = 50
plot.border_visible = False
plot.bgcolor = "white"
plot.use_downsampling = True
return plot
def _signals_data_model_changed(self, old, new):
print('model_changed')
xs = ArrayDataSource(self.signals_data_model.x_index,
sort_order='ascending')
xrange = DataRange1D()
xrange.add(xs)
ys = ArrayDataSource(self.signals_data_model.y_index,
sort_order='ascending')
yrange = DataRange1D()
yrange.add(ys)
# The data source for the MultiLinePlot.
print('ds')
ds = MultiArrayDataSource(data=self.signals_data_model.data)
self.signals_renderer.set(
index=xs,
yindex=ys,
#index_mapper = LinearMapper(range=xrange), value_mapper = LinearMapper(range=yrange),
value=ds,
global_max=self.signals_data_model.data.max(),
global_min=self.signals_data_model.data.min())
self.signals_renderer.index_mapper.range = xrange
self.signals_renderer.value_mapper.range = yrange
self.signals_renderer.request_redraw()
def _dipole_data_model_changed(self, old, new):
print('dipole_data_model_changed')
#self.dipole_plot.index_range = self.signals_renderer.index_range
#self.dipole_plot.index = self.signals_renderer.index
print(dir(self.dipole_data_model.x_index))
xs = ArrayDataSource(self.dipole_data_model.x_index,
sort_order='ascending')
xrange = DataRange1D()
xrange.add(xs)
self.dipole_plot.index.set_data(self.dipole_data_model.x_index)
self.dipole_plot.value.set_data(self.dipole_data_model.data)
self.dipole_plot.index_mapper.range = xrange
self.dipole_plot.request_redraw()
# def _time_default(self):
# numpoints = 1000.0
# low = -5
# high = 15
# time = np.arange(low, high, (high-low)/numpoints).tolist()
# return time
#
# def _dipole_signal_default(self):
# signal = jn(10, self.time)
# return signal
#
# def _signals_default(self):
# numpoints = 1000
# signals = [] #np.zeros((10, numpoints))
# for i in range(10):
# signals.append(jn(i, self.time))
# return signals
#
# def _dipole_plot_default(self):
# plot = create_line_plot((self.time, self.dipole_signal), color = 'black')
# plot.origin_axis_visible = False
# plot.origin = "top left"
# plot.border_visible = False
# plot.bgcolor = "white"
# return plot
#
# def _plots_container_default(self):
# container = VPlotContainer()
# # Plot some bessel functions
# value_range = None
# for i in range(10):
# plot = create_line_plot((self.time,self.signals[i,:]), width=2.0)#color=tuple(COLOR_PALETTE[i]), width=2.0)
# plot.origin_axis_visible = False
# plot.origin = "top left"
# plot.border_visible = False
# plot.bgcolor = "white"
# if value_range is None:
# value_range = plot.value_mapper.range
# else:
# plot.value_range = value_range
# value_range.add(plot.value)
# # if i%2 == 1:
# # plot.line_style = "dash"
# container.add(plot)
# return container
#
# def _signals_changed(self, old, new):
# #self.signals.values = new
# print("_signals_changed")
# print(dir(self.plots_container))
#
# def _dipole_signal_changed(self, old, new):
# #self.signals.values = new
# print("_signals_changed")
# self.dipole_plot.set(y_values = new)
# self.dipole_plot.draw()
# #print(dir(self.dipole_plot))
# # self.dipole_plot.
#
# def zoom_in(self, zoom_factor = 1.0):
# print('zoom')
# #for i,s in enumerate(self.plots_container):
# #self.plots_container.
# @on_trait_change('scene.activated')
# def update_plot(self):
# # This function is called when the view is opened. We don't
# # populate the scene when the view is not yet open, as some
# # VTK features require a GLContext.
#
# # We can do normal mlab calls on the embedded scene.
# self.scene.mlab.test_points3d()
# Drives multi_line_plot_renderer.normalized_amplitude
amplitude = Range(0.0, 3.0, value=1.0)
# Drives multi_line_plot_renderer.offset
offset = Range(-1.0, 1.0, value=0)
# Drives multi_line_plot_renderer.scaler
scale = Range(0.0, 2.0, value=1.0)
#-----------------------------------------------------------------------
# Trait change handlers
#-----------------------------------------------------------------------
def _amplitude_changed(self, amp):
self.signals_renderer.normalized_amplitude = amp
def _offset_changed(self, off):
self.signals_renderer.offset = off
# FIXME: The change does not trigger a redraw. Force a redraw by
# faking an amplitude change.
self.signals_renderer._amplitude_changed()
def _scale_changed(self, sca):
self.signals_renderer.scale = sca
self.signals_renderer._amplitude_changed()
# the layout of the dialog screated
view = View(
VSplit(
Item('dipole_plot',
editor=ComponentEditor(),
show_label=False,
height=75),
Item('signals_plot', editor=ComponentEditor(), show_label=False)),
#HGroup(
Item('amplitude'),
Item('offset'),
Item('scale'),
# springy=True,
#),
width=500,
height=500,
resizable=True)
class CounterTimeTrace(FreeJob, GetSetItemsMixin):
trace_length = Range(low=10,
high=10000,
value=100,
desc='Length of Count Trace',
label='Trace Length')
seconds_per_point = Range(low=0.001,
high=1,
value=0.1,
desc='Seconds per point [s]',
label='Seconds per point [s]')
refresh_interval = Range(low=0.01,
high=1,
value=0.1,
desc='Refresh interval [s]',
label='Refresh interval [s]')
# trace data
C = Array()
T = Array()
trace_plot = Instance(Plot)
trace_data = Instance(ArrayPlotData)
def __init__(self):
super(CounterTimeTrace, self).__init__()
self.on_trait_change(self.update_T, 'T', dispatch='ui')
self.on_trait_change(self.update_C, 'C', dispatch='ui')
def _C_default(self):
return np.zeros((self.trace_length, ))
def _T_default(self):
return self.seconds_per_point * np.arange(self.trace_length)
def update_T(self):
self.trace_data.set_data('t', self.T)
def update_C(self):
self.trace_data.set_data('y', self.C)
def _trace_length_changed(self):
self.C = self._C_default()
self.T = self._T_default()
def _seconds_per_point_changed(self):
self.T = self._T_default()
def _trace_data_default(self):
return ArrayPlotData(t=self.T, y=self.C)
def _trace_plot_default(self):
plot = Plot(self.trace_data, width=500, height=500, resizable='hv')
plot.plot(('t', 'y'), type='line', color='blue')
return plot
def _run(self):
"""Acquire Count Trace"""
try:
self.state = 'run'
counter = ha.CountTask(self.seconds_per_point, self.trace_length)
except Exception as e:
logging.getLogger().exception(e)
raise
else:
while True:
threading.current_thread().stop_request.wait(
self.refresh_interval)
if threading.current_thread().stop_request.isSet():
break
try:
self.C = counter.getData() / self.seconds_per_point
except Exception as e:
logging.getLogger().exception(e)
raise
finally:
self.state = 'idle'
traits_view = View(VGroup(
HGroup(
Item('start_button', show_label=False),
Item('stop_button', show_label=False),
Item('priority'),
Item('state', style='readonly'),
),
Item('trace_plot', editor=ComponentEditor(), show_label=False),
HGroup(
Item('trace_length'),
Item('seconds_per_point'),
Item('refresh_interval'),
),
),
title='Counter Time Trace',
width=800,
height=600,
buttons=[],
resizable=True,
handler=GetSetItemsHandler())
class SolutionView(HasTraits):
python_console_cmds = Dict()
# we need to doubleup on Lists to store the psuedo absolutes separately
# without rewriting everything
"""
logging_v : toggle logging for velocity files
directory_name_v : location and name of velocity files
logging_p : toggle logging for position files
directory_name_p : location and name of velocity files
"""
plot_history_max = Int(1000)
logging_v = Bool(False)
directory_name_v = File
logging_p = Bool(False)
directory_name_p = File
lats_psuedo_abs = List()
lngs_psuedo_abs = List()
alts_psuedo_abs = List()
table = List()
dops_table = List()
pos_table = List()
vel_table = List()
rtk_pos_note = Str(
"It is necessary to enter the \"Surveyed Position\" settings for the base station in order to view the RTK Positions in this tab."
)
plot = Instance(Plot)
plot_data = Instance(ArrayPlotData)
# Store plots we care about for legend
running = Bool(True)
zoomall = Bool(False)
position_centered = Bool(False)
clear_button = SVGButton(
label='',
tooltip='Clear',
filename=resource_filename('console/images/iconic/x.svg'),
width=16,
height=16)
zoomall_button = SVGButton(
label='',
tooltip='Zoom All',
toggle=True,
filename=resource_filename('console/images/iconic/fullscreen.svg'),
width=16,
height=16)
center_button = SVGButton(
label='',
tooltip='Center on Solution',
toggle=True,
filename=resource_filename('console/images/iconic/target.svg'),
width=16,
height=16)
paused_button = SVGButton(
label='',
tooltip='Pause',
toggle_tooltip='Run',
toggle=True,
filename=resource_filename('console/images/iconic/pause.svg'),
toggle_filename=resource_filename('console/images/iconic/play.svg'),
width=16,
height=16)
traits_view = View(
HSplit(
VGroup(
Item('table',
style='readonly',
editor=TabularEditor(adapter=SimpleAdapter()),
show_label=False,
width=0.3),
Item('rtk_pos_note',
show_label=False,
resizable=True,
editor=MultilineTextEditor(TextEditor(multi_line=True)),
style='readonly',
width=0.3,
height=-40),
),
VGroup(
HGroup(
Item('paused_button', show_label=False),
Item('clear_button', show_label=False),
Item('zoomall_button', show_label=False),
Item('center_button', show_label=False),
),
Item('plot',
show_label=False,
editor=ComponentEditor(bgcolor=(0.8, 0.8, 0.8))),
)))
def _zoomall_button_fired(self):
self.zoomall = not self.zoomall
def _center_button_fired(self):
self.position_centered = not self.position_centered
def _paused_button_fired(self):
self.running = not self.running
def _reset_remove_current(self):
self.plot_data.set_data('cur_lat_spp', [])
self.plot_data.set_data('cur_lng_spp', [])
self.plot_data.set_data('cur_alt_spp', [])
self.plot_data.set_data('cur_lat_dgnss', [])
self.plot_data.set_data('cur_lng_dgnss', [])
self.plot_data.set_data('cur_alt_dgnss', [])
self.plot_data.set_data('cur_lat_float', [])
self.plot_data.set_data('cur_lng_float', [])
self.plot_data.set_data('cur_alt_float', [])
self.plot_data.set_data('cur_lat_fixed', [])
self.plot_data.set_data('cur_lng_fixed', [])
self.plot_data.set_data('cur_alt_fixed', [])
def _clear_history(self):
self.plot_data.set_data('lat_spp', [])
self.plot_data.set_data('lng_spp', [])
self.plot_data.set_data('alt_spp', [])
self.plot_data.set_data('lat_dgnss', [])
self.plot_data.set_data('lng_dgnss', [])
self.plot_data.set_data('alt_dgnss', [])
self.plot_data.set_data('lat_float', [])
self.plot_data.set_data('lng_float', [])
self.plot_data.set_data('alt_float', [])
self.plot_data.set_data('lat_fixed', [])
self.plot_data.set_data('lng_fixed', [])
self.plot_data.set_data('alt_fixed', [])
def _clear_button_fired(self):
self.tows = np.empty(self.plot_history_max)
self.lats = np.empty(self.plot_history_max)
self.lngs = np.empty(self.plot_history_max)
self.alts = np.empty(self.plot_history_max)
self.modes = np.empty(self.plot_history_max)
self._clear_history()
self._reset_remove_current()
def _pos_llh_callback(self, sbp_msg, **metadata):
# Updating an ArrayPlotData isn't thread safe (see chaco issue #9), so
# actually perform the update in the UI thread.
if self.running:
GUI.invoke_later(self.pos_llh_callback, sbp_msg)
def age_corrections_callback(self, sbp_msg, **metadata):
age_msg = MsgAgeCorrections(sbp_msg)
if age_msg.age != 0xFFFF:
self.age_corrections = age_msg.age / 10.0
else:
self.age_corrections = None
def update_table(self):
self.table = self.pos_table + self.vel_table + self.dops_table
def auto_survey(self):
if self.last_soln.flags != 0:
self.latitude_list.append(self.last_soln.lat)
self.longitude_list.append(self.last_soln.lon)
self.altitude_list.append(self.last_soln.height)
if len(self.latitude_list) > 1000:
self.latitude_list = self.latitude_list[-1000:]
self.longitude_list = self.longitude_list[-1000:]
self.altitude_list = self.altitude_list[-1000:]
if len(self.latitude_list) != 0:
self.latitude = sum(self.latitude_list) / len(self.latitude_list)
self.altitude = sum(self.altitude_list) / len(self.latitude_list)
self.longitude = sum(self.longitude_list) / len(self.latitude_list)
def pos_llh_callback(self, sbp_msg, **metadata):
if sbp_msg.msg_type == SBP_MSG_POS_LLH_DEP_A:
soln = MsgPosLLHDepA(sbp_msg)
else:
soln = MsgPosLLH(sbp_msg)
self.last_soln = soln
self.last_pos_mode = get_mode(soln)
pos_table = []
soln.h_accuracy *= 1e-3
soln.v_accuracy *= 1e-3
tow = soln.tow * 1e-3
if self.nsec is not None:
tow += self.nsec * 1e-9
# Return the best estimate of my local and receiver time in convenient
# format that allows changing precision of the seconds
((tloc, secloc), (tgps, secgps)) = log_time_strings(self.week, tow)
if self.utc_time:
((tutc, secutc)) = datetime_2_str(self.utc_time)
if (self.directory_name_p == ''):
filepath_p = time.strftime("position_log_%Y%m%d-%H%M%S.csv")
else:
filepath_p = os.path.join(
self.directory_name_p,
time.strftime("position_log_%Y%m%d-%H%M%S.csv"))
if not self.logging_p:
self.log_file = None
if self.logging_p:
if self.log_file is None:
self.log_file = sopen(filepath_p, 'w')
self.log_file.write(
"pc_time,gps_time,tow(sec),latitude(degrees),longitude(degrees),altitude(meters),"
"h_accuracy(meters),v_accuracy(meters),n_sats,flags\n")
log_str_gps = ""
if tgps != "" and secgps != 0:
log_str_gps = "{0}:{1:06.6f}".format(tgps, float(secgps))
self.log_file.write(
'%s,%s,%.3f,%.10f,%.10f,%.4f,%.4f,%.4f,%d,%d\n' %
("{0}:{1:06.6f}".format(tloc, float(secloc)), log_str_gps, tow,
soln.lat, soln.lon, soln.height, soln.h_accuracy,
soln.v_accuracy, soln.n_sats, soln.flags))
self.log_file.flush()
if self.last_pos_mode == 0:
pos_table.append(('GPS Week', EMPTY_STR))
pos_table.append(('GPS TOW', EMPTY_STR))
pos_table.append(('GPS Time', EMPTY_STR))
pos_table.append(('Num. Signals', EMPTY_STR))
pos_table.append(('Lat', EMPTY_STR))
pos_table.append(('Lng', EMPTY_STR))
pos_table.append(('Height', EMPTY_STR))
pos_table.append(('Horiz Acc', EMPTY_STR))
pos_table.append(('Vert Acc', EMPTY_STR))
else:
self.last_stime_update = time.time()
if self.week is not None:
pos_table.append(('GPS Week', str(self.week)))
pos_table.append(('GPS TOW', "{:.3f}".format(tow)))
if self.week is not None:
pos_table.append(
('GPS Time', "{0}:{1:06.3f}".format(tgps, float(secgps))))
if self.utc_time is not None:
pos_table.append(
('UTC Time', "{0}:{1:06.3f}".format(tutc, float(secutc))))
pos_table.append(('UTC Src', self.utc_source))
if self.utc_time is None:
pos_table.append(('UTC Time', EMPTY_STR))
pos_table.append(('UTC Src', EMPTY_STR))
pos_table.append(('Sats Used', soln.n_sats))
pos_table.append(('Lat', soln.lat))
pos_table.append(('Lng', soln.lon))
pos_table.append(('Height', "{0:.3f}".format(soln.height)))
pos_table.append(('Horiz Acc', soln.h_accuracy))
pos_table.append(('Vert Acc', soln.v_accuracy))
pos_table.append(('Pos Flags', '0x%03x' % soln.flags))
pos_table.append(('Pos Fix Mode', mode_dict[self.last_pos_mode]))
if self.age_corrections is not None:
pos_table.append(('Corr. Age [s]', self.age_corrections))
self.auto_survey()
# set-up table variables
self.pos_table = pos_table
self.update_table()
# setup_plot variables
self.lats[1:] = self.lats[:-1]
self.lngs[1:] = self.lngs[:-1]
self.alts[1:] = self.alts[:-1]
self.tows[1:] = self.tows[:-1]
self.modes[1:] = self.modes[:-1]
self.lats[0] = soln.lat
self.lngs[0] = soln.lon
self.alts[0] = soln.height
self.tows[0] = soln.tow
self.modes[0] = self.last_pos_mode
self.lats = self.lats[-self.plot_history_max:]
self.lngs = self.lngs[-self.plot_history_max:]
self.alts = self.alts[-self.plot_history_max:]
self.tows = self.tows[-self.plot_history_max:]
self.modes = self.modes[-self.plot_history_max:]
def solution_draw(self):
if self.running:
GUI.invoke_later(self._solution_draw)
def _solution_draw(self):
spp_indexer, dgnss_indexer, float_indexer, fixed_indexer = None, None, None, None
self._clear_history()
soln = self.last_soln
if np.any(self.modes):
spp_indexer = (self.modes == SPP_MODE)
dgnss_indexer = (self.modes == DGNSS_MODE)
float_indexer = (self.modes == FLOAT_MODE)
fixed_indexer = (self.modes == FIXED_MODE)
# make sure that there is at least one true in indexer before setting
if any(spp_indexer):
self.plot_data.set_data('lat_spp', self.lats[spp_indexer])
self.plot_data.set_data('lng_spp', self.lngs[spp_indexer])
self.plot_data.set_data('alt_spp', self.alts[spp_indexer])
if any(dgnss_indexer):
self.plot_data.set_data('lat_dgnss', self.lats[dgnss_indexer])
self.plot_data.set_data('lng_dgnss', self.lngs[dgnss_indexer])
self.plot_data.set_data('alt_dgnss', self.alts[dgnss_indexer])
if any(float_indexer):
self.plot_data.set_data('lat_float', self.lats[float_indexer])
self.plot_data.set_data('lng_float', self.lngs[float_indexer])
self.plot_data.set_data('alt_float', self.alts[float_indexer])
if any(fixed_indexer):
self.plot_data.set_data('lat_fixed', self.lats[fixed_indexer])
self.plot_data.set_data('lng_fixed', self.lngs[fixed_indexer])
self.plot_data.set_data('alt_fixed', self.alts[fixed_indexer])
# update our "current solution" icon
if self.last_pos_mode == SPP_MODE:
self._reset_remove_current()
self.plot_data.set_data('cur_lat_spp', [soln.lat])
self.plot_data.set_data('cur_lng_spp', [soln.lon])
elif self.last_pos_mode == DGNSS_MODE:
self._reset_remove_current()
self.plot_data.set_data('cur_lat_dgnss', [soln.lat])
self.plot_data.set_data('cur_lng_dgnss', [soln.lon])
elif self.last_pos_mode == FLOAT_MODE:
self._reset_remove_current()
self.plot_data.set_data('cur_lat_float', [soln.lat])
self.plot_data.set_data('cur_lng_float', [soln.lon])
elif self.last_pos_mode == FIXED_MODE:
self._reset_remove_current()
self.plot_data.set_data('cur_lat_fixed', [soln.lat])
self.plot_data.set_data('cur_lng_fixed', [soln.lon])
else:
pass
# TODO: figure out how to center the graph now that we have two separate messages
# when we selectively send only SPP, the centering function won't work anymore
if not self.zoomall and self.position_centered:
d = (self.plot.index_range.high - self.plot.index_range.low) / 2.
self.plot.index_range.set_bounds(soln.lon - d, soln.lon + d)
d = (self.plot.value_range.high - self.plot.value_range.low) / 2.
self.plot.value_range.set_bounds(soln.lat - d, soln.lat + d)
if self.zoomall:
plot_square_axes(
self.plot, ('lng_spp', 'lng_dgnss', 'lng_float', 'lng_fixed'),
('lat_spp', 'lat_dgnss', 'lat_float', 'lat_fixed'))
def dops_callback(self, sbp_msg, **metadata):
flags = 0
if sbp_msg.msg_type == SBP_MSG_DOPS_DEP_A:
dops = MsgDopsDepA(sbp_msg)
flags = 1
else:
dops = MsgDops(sbp_msg)
flags = dops.flags
if flags != 0:
self.dops_table = [('PDOP', '%.1f' % (dops.pdop * 0.01)),
('GDOP', '%.1f' % (dops.gdop * 0.01)),
('TDOP', '%.1f' % (dops.tdop * 0.01)),
('HDOP', '%.1f' % (dops.hdop * 0.01)),
('VDOP', '%.1f' % (dops.vdop * 0.01))]
else:
self.dops_table = [('PDOP', EMPTY_STR), ('GDOP', EMPTY_STR),
('TDOP', EMPTY_STR), ('HDOP', EMPTY_STR),
('VDOP', EMPTY_STR)]
self.dops_table.append(('DOPS Flags', '0x%03x' % flags))
def vel_ned_callback(self, sbp_msg, **metadata):
flags = 0
if sbp_msg.msg_type == SBP_MSG_VEL_NED_DEP_A:
vel_ned = MsgVelNEDDepA(sbp_msg)
flags = 1
else:
vel_ned = MsgVelNED(sbp_msg)
flags = vel_ned.flags
tow = vel_ned.tow * 1e-3
if self.nsec is not None:
tow += self.nsec * 1e-9
((tloc, secloc), (tgps, secgps)) = log_time_strings(self.week, tow)
if self.directory_name_v == '':
filepath_v = time.strftime("velocity_log_%Y%m%d-%H%M%S.csv")
else:
filepath_v = os.path.join(
self.directory_name_v,
time.strftime("velocity_log_%Y%m%d-%H%M%S.csv"))
if not self.logging_v:
self.vel_log_file = None
if self.logging_v:
if self.vel_log_file is None:
self.vel_log_file = sopen(filepath_v, 'w')
self.vel_log_file.write(
'pc_time,gps_time,tow(sec),north(m/s),east(m/s),down(m/s),speed(m/s),flags,num_signals\n'
)
log_str_gps = ''
if tgps != "" and secgps != 0:
log_str_gps = "{0}:{1:06.6f}".format(tgps, float(secgps))
self.vel_log_file.write(
'%s,%s,%.3f,%.6f,%.6f,%.6f,%.6f,%d,%d\n' %
("{0}:{1:06.6f}".format(tloc, float(secloc)), log_str_gps, tow,
vel_ned.n * 1e-3, vel_ned.e * 1e-3, vel_ned.d * 1e-3,
math.sqrt(vel_ned.n * vel_ned.n + vel_ned.e * vel_ned.e) *
1e-3, flags, vel_ned.n_sats))
self.vel_log_file.flush()
if flags != 0:
self.vel_table = [
('Vel. N', '% 8.4f' % (vel_ned.n * 1e-3)),
('Vel. E', '% 8.4f' % (vel_ned.e * 1e-3)),
('Vel. D', '% 8.4f' % (vel_ned.d * 1e-3)),
]
else:
self.vel_table = [
('Vel. N', EMPTY_STR),
('Vel. E', EMPTY_STR),
('Vel. D', EMPTY_STR),
]
self.vel_table.append(('Vel Flags', '0x%03x' % flags))
self.update_table()
def gps_time_callback(self, sbp_msg, **metadata):
if sbp_msg.msg_type == SBP_MSG_GPS_TIME_DEP_A:
time_msg = MsgGPSTimeDepA(sbp_msg)
flags = 1
elif sbp_msg.msg_type == SBP_MSG_GPS_TIME:
time_msg = MsgGPSTime(sbp_msg)
flags = time_msg.flags
if flags != 0:
self.week = time_msg.wn
self.nsec = time_msg.ns_residual
def utc_time_callback(self, sbp_msg, **metadata):
tmsg = MsgUtcTime(sbp_msg)
seconds = math.floor(tmsg.seconds)
microseconds = int(tmsg.ns / 1000.00)
if tmsg.flags & 0x1 == 1:
dt = datetime.datetime(tmsg.year, tmsg.month, tmsg.day, tmsg.hours,
tmsg.minutes, tmsg.seconds, microseconds)
self.utc_time = dt
self.utc_time_flags = tmsg.flags
if (tmsg.flags >> 3) & 0x3 == 0:
self.utc_source = "Factory Default"
elif (tmsg.flags >> 3) & 0x3 == 1:
self.utc_source = "Non Volatile Memory"
elif (tmsg.flags >> 3) & 0x3 == 2:
self.utc_source = "Decoded this Session"
else:
self.utc_source = "Unknown"
else:
self.utc_time = None
self.utc_source = None
def __init__(self, link, dirname=''):
super(SolutionView, self).__init__()
self.lats = np.zeros(self.plot_history_max)
self.lngs = np.zeros(self.plot_history_max)
self.alts = np.zeros(self.plot_history_max)
self.tows = np.zeros(self.plot_history_max)
self.modes = np.zeros(self.plot_history_max)
self.log_file = None
self.directory_name_v = dirname
self.directory_name_p = dirname
self.vel_log_file = None
self.last_stime_update = 0
self.last_soln = None
self.counter = 0
self.latitude_list = []
self.longitude_list = []
self.altitude_list = []
self.altitude = 0
self.longitude = 0
self.latitude = 0
self.last_pos_mode = 0
self.plot_data = ArrayPlotData(lat_spp=[],
lng_spp=[],
alt_spp=[],
cur_lat_spp=[],
cur_lng_spp=[],
lat_dgnss=[],
lng_dgnss=[],
alt_dgnss=[],
cur_lat_dgnss=[],
cur_lng_dgnss=[],
lat_float=[],
lng_float=[],
alt_float=[],
cur_lat_float=[],
cur_lng_float=[],
lat_fixed=[],
lng_fixed=[],
alt_fixed=[],
cur_lat_fixed=[],
cur_lng_fixed=[])
self.plot = Plot(self.plot_data)
# 1000 point buffer
self.plot.plot(('lng_spp', 'lat_spp'),
type='line',
line_width=0.1,
name='',
color=color_dict[SPP_MODE])
self.plot.plot(('lng_spp', 'lat_spp'),
type='scatter',
name='',
color=color_dict[SPP_MODE],
marker='dot',
line_width=0.0,
marker_size=1.0)
self.plot.plot(('lng_dgnss', 'lat_dgnss'),
type='line',
line_width=0.1,
name='',
color=color_dict[DGNSS_MODE])
self.plot.plot(('lng_dgnss', 'lat_dgnss'),
type='scatter',
name='',
color=color_dict[DGNSS_MODE],
marker='dot',
line_width=0.0,
marker_size=1.0)
self.plot.plot(('lng_float', 'lat_float'),
type='line',
line_width=0.1,
name='',
color=color_dict[FLOAT_MODE])
self.plot.plot(('lng_float', 'lat_float'),
type='scatter',
name='',
color=color_dict[FLOAT_MODE],
marker='dot',
line_width=0.0,
marker_size=1.0)
self.plot.plot(('lng_fixed', 'lat_fixed'),
type='line',
line_width=0.1,
name='',
color=color_dict[FIXED_MODE])
self.plot.plot(('lng_fixed', 'lat_fixed'),
type='scatter',
name='',
color=color_dict[FIXED_MODE],
marker='dot',
line_width=0.0,
marker_size=1.0)
# current values
spp = self.plot.plot(('cur_lng_spp', 'cur_lat_spp'),
type='scatter',
name=mode_dict[SPP_MODE],
color=color_dict[SPP_MODE],
marker='plus',
line_width=1.5,
marker_size=5.0)
dgnss = self.plot.plot(('cur_lng_dgnss', 'cur_lat_dgnss'),
type='scatter',
name=mode_dict[DGNSS_MODE],
color=color_dict[DGNSS_MODE],
marker='plus',
line_width=1.5,
marker_size=5.0)
rtkfloat = self.plot.plot(('cur_lng_float', 'cur_lat_float'),
type='scatter',
name=mode_dict[FLOAT_MODE],
color=color_dict[FLOAT_MODE],
marker='plus',
line_width=1.5,
marker_size=5.0)
rtkfix = self.plot.plot(('cur_lng_fixed', 'cur_lat_fixed'),
type='scatter',
name=mode_dict[FIXED_MODE],
color=color_dict[FIXED_MODE],
marker='plus',
line_width=1.5,
marker_size=5.0)
plot_labels = ['SPP', 'DGPS', "RTK float", "RTK fixed"]
plots_legend = dict(zip(plot_labels, [spp, dgnss, rtkfloat, rtkfix]))
self.plot.legend.plots = plots_legend
self.plot.legend.labels = plot_labels # sets order
self.plot.legend.visible = True
self.plot.index_axis.tick_label_position = 'inside'
self.plot.index_axis.tick_label_color = 'gray'
self.plot.index_axis.tick_color = 'gray'
self.plot.index_axis.title = 'Longitude (degrees)'
self.plot.index_axis.title_spacing = 5
self.plot.value_axis.tick_label_position = 'inside'
self.plot.value_axis.tick_label_color = 'gray'
self.plot.value_axis.tick_color = 'gray'
self.plot.value_axis.title = 'Latitude (degrees)'
self.plot.value_axis.title_spacing = 5
self.plot.padding = (25, 25, 25, 25)
self.plot.tools.append(PanTool(self.plot))
zt = ZoomTool(self.plot,
zoom_factor=1.1,
tool_mode="box",
always_on=False)
self.plot.overlays.append(zt)
self.link = link
self.link.add_callback(self.pos_llh_callback,
[SBP_MSG_POS_LLH_DEP_A, SBP_MSG_POS_LLH])
self.link.add_callback(self.vel_ned_callback,
[SBP_MSG_VEL_NED_DEP_A, SBP_MSG_VEL_NED])
self.link.add_callback(self.dops_callback,
[SBP_MSG_DOPS_DEP_A, SBP_MSG_DOPS])
self.link.add_callback(self.gps_time_callback,
[SBP_MSG_GPS_TIME_DEP_A, SBP_MSG_GPS_TIME])
self.link.add_callback(self.utc_time_callback, [SBP_MSG_UTC_TIME])
self.link.add_callback(self.age_corrections_callback,
SBP_MSG_AGE_CORRECTIONS)
call_repeatedly(0.2, self.solution_draw)
self.week = None
self.utc_time = None
self.age_corrections = None
self.nsec = 0
self.python_console_cmds = {
'solution': self,
}
class SpectrumAnalyzerView(HasTraits):
python_console_cmds = Dict()
plot = Instance(Plot)
plot_data = Instance(ArrayPlotData)
which_plot = Str("Channel 1")
hint = Str("Enable with setting in \"System Monitor\" group.")
traits_view = View(
Item('plot',
editor=ComponentEditor(bgcolor=(0.8, 0.8, 0.8)),
show_label=False),
HGroup(
Spring(width=20, springy=False),
Item('', label='Channel Selection:', emphasized=True),
Item(
name='which_plot',
show_label=False,
tooltip=
'Select the RF Channel for which to display Spectrum Analyzer',
editor=EnumEditor(values=[
"Channel 1", "Channel 2", "Channel 3", "Channel 4"
])), Spring(width=20, springy=True),
Item('hint',
show_label=False,
style='readonly',
style_sheet='*{font-style:italic}'),
Spring(width=20, springy=True)))
def parse_payload(self, raw_payload):
"""
Params
======
payload: is an array of ints representing bytes from the SBP_MSG_USER_DATA message 'contents'
Returns
=======
JSON dict of a payload based on this format, except all N of the diff_amplitude
are together in a list under 'diff_amplitudes' and rx_time is split into TOW and week
Frequency is in Hz, Amplitude is in dB
FIELD TYPE OFFSET SHORT EXPLANATION
user_msg_tag u16 0 bespoke preamble for spectrum message
rx_time struct 2 struct gps_time_t defined as double TOW + s16 WEEK
starting_frequency float 12 starting frequency for this packet
frequency_step float 16 frequency step for points in this packet
min_amplitude float 20 minimum level of amplitude
amplitude_step float 24 amplitude unit
diff_amplitude u8 28 N values in the above units
"""
# Turn the array of ints representing uint8 bytes back to binary, so you can use struct
# formatting to unpack it. Otherwise you would have to manually parse each byte.
pack_fmt_str = 'B' * len(raw_payload)
payload = struct.pack(pack_fmt_str, *raw_payload)
payload_header_fmt_str = '<Hdhffff'
payload_header_bytes = struct.calcsize(payload_header_fmt_str)
diff_amplitude_n = (len(raw_payload) - payload_header_bytes)
diff_amplitude_fmt_str = 'B' * diff_amplitude_n
fmt_str = payload_header_fmt_str + diff_amplitude_fmt_str
parsed_payload = struct.unpack(fmt_str, payload)
fft_msg_header = [
'user_msg_tag', 'TOW', 'week', 'starting_frequency',
'frequency_step', 'min_amplitude', 'amplitude_step'
]
payload_json = dict(
zip(fft_msg_header, parsed_payload[:len(fft_msg_header)]))
fft_msg_payload = parsed_payload[len(fft_msg_header):]
payload_json['diff_amplitudes'] = fft_msg_payload
return payload_json
def _which_plot_changed(self):
channel = int(self.which_plot[-1:])
self.fftmonitor.enable_channel(channel)
self.fftmonitor.disable_channel(
[ch for ch in CHANNELS if ch != channel])
def spectrum_analyzer_state_callback(self, sbp_msg, **metadata):
'''
Params
======
sbp_msg: sbp.msg.SBP object
Updates the view's data for use in self.update_plot
'''
self.fftmonitor.capture_fft(sbp_msg, **metadata)
channel = int(self.which_plot[-1:])
if self.fftmonitor.num_ffts(channel) > 0:
most_recent_fft = self.fftmonitor.get_ffts(channel).pop()
self.fftmonitor.clear_ffts()
self.most_recent_complete_data['frequencies'] = most_recent_fft[
'frequencies']
self.most_recent_complete_data['amplitudes'] = most_recent_fft[
'amplitudes']
GUI.invoke_later(self.update_plot)
def update_plot(self):
most_recent_fft = self.most_recent_complete_data
if len(most_recent_fft['frequencies']) != 0:
self.plot_data.set_data('frequency',
most_recent_fft['frequencies'])
self.plot_data.set_data('amplitude', most_recent_fft['amplitudes'])
self.plot.value_mapper.range.low = min(
most_recent_fft['amplitudes'])
self.plot.value_mapper.range.high = max(
most_recent_fft['amplitudes'])
def __init__(self, link):
super(SpectrumAnalyzerView, self).__init__()
self.link = link
self.link.add_callback(self.spectrum_analyzer_state_callback,
[SBP_MSG_SPECAN, SBP_MSG_SPECAN_DEP])
self.python_console_cmds = {'spectrum': self}
self.fftmonitor = FFTMonitor()
self.fftmonitor.enable_channel(int(self.which_plot[-1:]))
self.most_recent_complete_data = {
'frequencies': np.array([]),
'amplitudes': np.array([])
}
self.plot_data = ArrayPlotData()
self.plot = Plot(self.plot_data, emphasized=True)
self.plot.title = 'Spectrum Analyzer'
self.plot.title_color = [0, 0, 0.43]
self.plot.value_axis.orientation = 'right'
self.plot.value_axis.title_spacing = 30
self.plot.value_axis.title = 'Amplitude (dB)'
self.plot.index_axis.title = 'Frequency (MHz)'
self.plot_data.set_data('frequency', [0])
self.plot_data.set_data('amplitude', [0])
self.plot.plot(('frequency', 'amplitude'),
type='line',
name='spectrum')
class AutoFocus( ManagedJob, GetSetItemsMixin ):
# overwrite default priority from ManagedJob (default 0)
priority = 10
confocal = Instance( Confocal )
odmr = Instance( ODMR )
#counter_trace = Instance ( CounterTrace )
size_xy = Range(low=0.5, high=10., value=0.8, desc='Size of XY Scan', label='Size XY [micron]', mode='slider', auto_set=False, enter_set=True)
size_z = Range(low=0.5, high=10., value=1.5, desc='Size of Z Scan', label='Size Z [micron]', mode='slider', auto_set=False, enter_set=True)
step_xy = Range(low=0.01, high=10., value=0.04, desc='Step of XY Scan', label='Step XY [micron]', mode='slider', auto_set=False, enter_set=True)
step_z = Range(low=0.01, high=10., value=0.15, desc='Step of Z Scan', label='Step Z [micron]', mode='slider', auto_set=False, enter_set=True)
seconds_per_point_xy = Range(low=1e-3, high=10, value=0.03, desc='Seconds per point for XY Scan', label='seconds per point XY [s]', mode='text', auto_set=False, enter_set=True)
seconds_per_point_z = Range(low=1e-3, high=10, value=0.05, desc='Seconds per point for Z Scan', label='seconds per point Z [s]', mode='text', auto_set=False, enter_set=True)
fit_method_xy = Enum('Maximum', 'Gaussian', desc='Fit Method for XY Scan', label='XY Fit Method')
fit_method_z = Enum('Maximum', 'Gaussian', desc='Fit Method for Z Scan', label='Z Fit Method')
X = Array(value=np.array((0.,1.)) )
Y = Array(value=np.array((0.,1.)) )
Z = Array(value=np.array((-1.,1.)) )
data_xy = Array( )
data_z = Array( value=np.array((0,0)) )
targets = Instance( {}.__class__, factory={}.__class__ ) # Dict traits are no good for pickling, therefore we have to do it with an ordinary dictionary and take care about the notification manually
target_list = Instance( list, factory=list, args=([None],) ) # list of targets that are selectable in current_target editor
current_target = Enum(values='target_list')
drift = Array( value=np.array(((0,0,0,),)) )
drift_time = Array( value=np.array((0,)) )
current_drift = Array( value=np.array((0,0,0)) )
focus_interval = Range(low=1, high=6000, value=10, desc='Time interval between automatic focus events', label='Interval [m]', auto_set=False, enter_set=True)
periodic_focus = Bool(False, label='Periodic focusing')
periodic_freq_feedback = Bool(False, label='Periodic freq feedback')
threshold = Range(low=1, high=6000, value=1000, desc='ignore oil junks', label='threshold kcs/s', auto_set=False, enter_set=True)
target_name = Str(label='name', desc='name to use when adding or removing targets')
add_target_button = Button(label='Add Target', desc='add target with given name')
remove_current_target_button = Button(label='Remove Current', desc='remove current target')
next_target_button = Button(label='Next Target', desc='switch to next available target')
undo_button = Button(label='undo', desc='undo the movement of the stage')
previous_state = Instance( () )
plot_data_image = Instance( ArrayPlotData )
plot_data_line = Instance( ArrayPlotData )
plot_data_drift = Instance( ArrayPlotData )
figure_image = Instance( HPlotContainer, editor=ComponentEditor() )
figure_line = Instance( Plot, editor=ComponentEditor() )
figure_drift = Instance( Plot, editor=ComponentEditor() )
image_plot = Instance( CMapImagePlot )
def __init__(self, confocal, odmr):
super(AutoFocus, self).__init__()
self.confocal = confocal
self.odmr = odmr
#self.counter_trace = counter_trace
self.on_trait_change(self.update_plot_image, 'data_xy', dispatch='ui')
self.on_trait_change(self.update_plot_line_value, 'data_z', dispatch='ui')
self.on_trait_change(self.update_plot_line_index, 'Z', dispatch='ui')
self.on_trait_change(self.update_plot_drift_value, 'drift', dispatch='ui')
self.on_trait_change(self.update_plot_drift_index, 'drift_time', dispatch='ui')
@on_trait_change('next_target_button')
def next_target(self):
"""Convenience method to switch to the next available target."""
keys = self.targets.keys()
key = self.current_target
if len(keys) == 0:
logging.getLogger().info('No target available. Add a target and try again!')
elif not key in keys:
self.current_target = keys[0]
else:
self.current_target = keys[(keys.index(self.current_target)+1)%len(keys)]
def _targets_changed(self, name, old, new):
l = new.keys() + [None] # rebuild target_list for Enum trait
l.sort()
self.target_list = l
self._draw_targets() # redraw target labels
def _current_target_changed(self):
self._draw_targets() # redraw target labels
def _draw_targets(self):
c = self.confocal
c.remove_all_labels()
c.show_labels=True
for key, coordinates in self.targets.iteritems():
if key == self.current_target:
c.set_label(key, coordinates, marker_color='red')
else:
c.set_label(key, coordinates)
def _periodic_focus_changed(self, new):
if not new and hasattr(self, 'cron_event'):
CronDaemon().remove(self.cron_event)
if new:
self.cron_event = CronEvent(self.submit, min=range(0,60,self.focus_interval))
CronDaemon().register(self.cron_event)
def fit_xy(self):
if self.fit_method_xy == 'Maximum':
index = self.data_xy.argmax()
xp = self.X[index%len(self.X)]
yp = self.Y[index/len(self.X)]
self.XYFitParameters = [xp, yp]
self.xfit = xp
self.yfit = yp
return xp, yp
else:
print 'Not Implemented! Fix Me!'
def fit_z(self):
if self.fit_method_z == 'Maximum':
zp = self.Z[self.data_z.argmax()]
self.zfit = zp
return zp
else:
print 'Not Implemented! Fix Me!'
def add_target(self, key, coordinates=None):
if coordinates is None:
c = self.confocal
coordinates = np.array((c.x,c.y,c.z))
if self.targets == {}:
self.forget_drift()
if self.targets.has_key(key):
if warning('A target with this name already exists.\nOverwriting will move all targets.\nDo you want to continue?'):
self.current_drift = coordinates - self.targets[key]
self.forget_drift()
else:
return
else:
coordinates = coordinates - self.current_drift
self.targets[key] = coordinates
self.trait_property_changed('targets', self.targets) # trigger event such that Enum is updated and Labels are redrawn
self.confocal.show_labels=True
def remove_target(self, key):
if not key in self.targets:
logging.getLogger().info('Target cannot be removed. Target does not exist.')
return
self.targets.pop(key) # remove target from dictionary
self.trait_property_changed('targets', self.targets) # trigger event such that Enum is updated and Labels are redrawn
def remove_all_targets(self):
self.targets = {}
def forget_drift(self):
targets = self.targets
# reset coordinates of all targets according to current drift
for key in targets:
targets[key] += self.current_drift
# trigger event such that target labels are redrawn
self.trait_property_changed('targets', self.targets)
# set current_drift to 0 and clear plot
self.current_drift = np.array((0., 0., 0.))
self.drift_time = np.array((time.time(),))
self.drift = np.array(((0,0,0),))
def _add_target_button_fired(self):
self.add_target( self.target_name )
def _remove_current_target_button_fired(self):
self.remove_target( self.current_target )
def _run(self):
logging.getLogger().debug("trying run.")
try:
self.state='run'
#ha.PulseGenerator().Light()
if self.current_target is None:
self.focus()
if np.amax(self.data_xy)<10:
self._undo_button_fired()
pg.Light()
self.focus()
# if self.periodic_freq_feedback:
# self.odmr.submit()
else: # focus target
coordinates = self.targets[self.current_target]
confocal = self.confocal
confocal.x, confocal.y, confocal.z = coordinates + self.current_drift
current_coordinates = self.focus()
self.current_drift = current_coordinates - coordinates
self.drift = np.append(self.drift, (self.current_drift,), axis=0)
self.drift_time = np.append(self.drift_time, time.time())
logging.getLogger().debug('Drift: %.2f, %.2f, %.2f'%tuple(self.current_drift))
# if self.periodic_freq_feedback:
# self.odmr.submit()
finally:
self.state = 'idle'
def focus(self):
"""
Focuses around current position in x, y, and z-direction.
"""
xp = self.confocal.x
yp = self.confocal.y
zp = self.confocal.z
self.previous_state = ((xp,yp,zp), self.current_target)
##+scanner.getXRange()[1]
safety = 0 #distance to keep from the ends of scan range
xmin = np.clip(xp-0.5*self.size_xy, scanner.getXRange()[0]+safety, scanner.getXRange()[1]-safety)
xmax = np.clip(xp+0.5*self.size_xy, scanner.getXRange()[0]+safety, scanner.getXRange()[1]-safety)
ymin = np.clip(yp-0.5*self.size_xy, scanner.getYRange()[0]+safety, scanner.getYRange()[1]-safety)
ymax = np.clip(yp+0.5*self.size_xy, scanner.getYRange()[0]+safety, scanner.getYRange()[1]-safety)
X = np.arange(xmin, xmax, self.step_xy)
Y = np.arange(ymin, ymax, self.step_xy)
self.X = X
self.Y = Y
XP = X[::-1]
self.data_xy=np.zeros((len(Y),len(X)))
#self.image_plot.index.set_data(X, Y)
for i,y in enumerate(Y):
if threading.current_thread().stop_request.isSet():
self.confocal.x = xp
self.confocal.y = yp
self.confocal.z = zp
return xp, yp, zp
if i%2 != 0:
XL = XP
else:
XL = X
YL = y * np.ones(X.shape)
ZL = zp * np.ones(X.shape)
Line = np.vstack( (XL, YL, ZL) )
c = scanner.scanLine(Line, self.seconds_per_point_xy)/1e3
if i%2 == 0:
self.data_xy[i,:] = c[:]
else:
self.data_xy[i,:] = c[-1::-1]
self.trait_property_changed('data_xy', self.data_xy)
for i in range(self.data_xy.shape[0]):
for j in range(self.data_xy.shape[1]):
if self.data_xy[i][j]>self.threshold:
self.data_xy[i][j]=0
xp, yp = self.fit_xy()
self.confocal.x = xp
self.confocal.y = yp
Z = np.hstack( ( np.arange(zp, zp-0.5*self.size_z, -self.step_z),
np.arange(zp-0.5*self.size_z, zp+0.5*self.size_z, self.step_z),
np.arange(zp+0.5*self.size_z, zp, -self.step_z) ) )
Z = np.clip(Z, scanner.getZRange()[0]+safety, scanner.getZRange()[1]-safety)
X = xp * np.ones(Z.shape)
Y = yp * np.ones(Z.shape)
if not threading.current_thread().stop_request.isSet():
Line = np.vstack( (X, Y, Z) )
data_z = scanner.scanLine(Line, self.seconds_per_point_z)/1e3
self.Z = Z
self.data_z = data_z
for i in range(self.data_z.shape[0]):
if self.data_z[i]>self.threshold:
self.data_z[i]=0
zp = self.fit_z()
self.confocal.z = zp
logging.getLogger().info('Focus: %.2f, %.2f, %.2f' %(xp, yp, zp))
return xp, yp, zp
def undo(self):
if self.previous_state is not None:
coordinates, target = self.previous_state
self.confocal.x, self.confocal.y, self.confocal.z = coordinates
if target is not None:
self.drift_time = np.delete(self.drift_time, -1)
self.current_drift = self.drift[-2]
self.drift = np.delete(self.drift, -1, axis=0)
self.previous_state = None
else:
logging.getLogger().info('Can undo only once.')
def _undo_button_fired(self):
self.remove()
self.undo()
def _plot_data_image_default(self):
return ArrayPlotData(image=np.zeros((2,2)))
def _plot_data_line_default(self):
return ArrayPlotData(x=self.Z, y=self.data_z)
def _plot_data_drift_default(self):
return ArrayPlotData(t=self.drift_time, x=self.drift[:,0], y=self.drift[:,1], z=self.drift[:,2])
def _figure_image_default(self):
plot = Plot(self.plot_data_image, width=180, height=180, padding=3, padding_left=48, padding_bottom=32)
plot.img_plot('image', colormap=jet, name='image')
plot.aspect_ratio=1
#plot.value_mapper.domain_limits = (scanner.getYRange()[0],scanner.getYRange()[1])
#plot.index_mapper.domain_limits = (scanner.getXRange()[0],scanner.getXRange()[1])
plot.value_mapper.domain_limits = (0,self.size_xy)
plot.index_mapper.domain_limits = (0,self.size_xy)
container = HPlotContainer()
image = plot.plots['image'][0]
colormap = image.color_mapper
colorbar = ColorBar(index_mapper=LinearMapper(range=colormap.range),
color_mapper=colormap,
plot=plot,
orientation='v',
resizable='v',
width=20,
height=200,
padding=8,
padding_left=20)
container = HPlotContainer()
container.add(plot)
container.add(colorbar)
return container
def _figure_line_default(self):
plot = Plot(self.plot_data_line, width=70, height=40, padding=8, padding_left=64, padding_bottom=32)
plot.plot(('x','y'), color='blue')
plot.index_axis.title = 'z [um]'
plot.value_axis.title = 'Fluorescence [ k / s ]'
return plot
def _figure_drift_default(self):
plot = Plot(self.plot_data_drift, width=70, height=40, padding=8, padding_left=64, padding_bottom=32)
plot.plot(('t','x'), type='line', color='blue', name='x')
plot.plot(('t','y'), type='line', color='red', name='y')
plot.plot(('t','z'), type='line', color='green', name='z')
bottom_axis = PlotAxis(plot,
orientation="bottom",
tick_generator=ScalesTickGenerator(scale=CalendarScaleSystem()))
plot.index_axis=bottom_axis
plot.index_axis.title = 'time'
plot.value_axis.title = 'drift [um]'
plot.legend.visible=True
return plot
def _image_plot_default(self):
return self.figure_image.components[0].plots['image'][0]
def update_plot_image(self):
self.plot_data_image.set_data('image', self.data_xy)
def update_plot_line_value(self):
self.plot_data_line.set_data('y', self.data_z)
def update_plot_line_index(self):
self.plot_data_line.set_data('x', self.Z)
def update_plot_drift_value(self):
if len(self.drift) == 1:
self.plot_data_drift.set_data('x', np.array(()))
self.plot_data_drift.set_data('y', np.array(()))
self.plot_data_drift.set_data('z', np.array(()))
else:
self.plot_data_drift.set_data('x', self.drift[:,0])
self.plot_data_drift.set_data('y', self.drift[:,1])
self.plot_data_drift.set_data('z', self.drift[:,2])
def update_plot_drift_index(self):
if len(self.drift_time) == 0:
self.plot_data_drift.set_data('t', np.array(()))
else:
self.plot_data_drift.set_data('t', self.drift_time - self.drift_time[0])
traits_view = View(VGroup(HGroup(Item('submit_button', show_label=False),
Item('remove_button', show_label=False),
Item('priority'),
Item('state', style='readonly'),
Item('undo_button', show_label=False),
),
Group(VGroup(HGroup(Item('target_name'),
Item('add_target_button', show_label=False),
),
HGroup(Item('current_target'),
Item('next_target_button', show_label=False),
Item('remove_current_target_button', show_label=False),
),
HGroup(Item('periodic_focus'),
Item('focus_interval', enabled_when='not periodic_focus'),
),
HGroup(Item('periodic_freq_feedback'),
Item('threshold')
),
label='tracking',
),
VGroup(Item('size_xy'),
Item('step_xy'),
Item('size_z'),
Item('step_z'),
HGroup(Item('seconds_per_point_xy'),
Item('seconds_per_point_z'),
),
label='Settings',
springy=True,
),
layout='tabbed'
),
VSplit(Item('figure_image', show_label=False, resizable=True)),
HGroup(Item('figure_line', show_label=False, resizable=True),
Item('figure_drift', show_label=False, resizable=True),
),
),
menubar = MenuBar(Menu(Action(action='save', name='Save (.pyd or .pys)'),
Action(action='load', name='Load'),
Action(action='_on_close', name='Quit'),
name='File'),
Menu(Action(action='remove_all_targets', name='Remove All'),
Action(action='forget_drift', name='Forget Drift'),
name='Target'),),
title='Auto Focus', width=500, height=700, buttons=[], resizable=True,
handler=AutoFocusHandler)
get_set_items=['confocal','targets','current_target','current_drift','drift','drift_time','periodic_focus',
'size_xy', 'size_z', 'step_xy', 'step_z', 'seconds_per_point_xy', 'seconds_per_point_z',
'data_xy', 'data_z', 'X', 'Y', 'Z', 'focus_interval', 'threshold' ]
get_set_order=['confocal','targets']
class PlotExample(HasTraits):
plot = Instance(Component)
traits_view = View(Item('plot', editor=ComponentEditor(),
show_label=False),
resizable=True,
title="Tornado Plot",
width=800,
height=600)
def _plot_default(self):
container = OverlayPlotContainer(bgcolor="white")
plots = self._make_curves()
for plot in plots:
plot.padding = 60
container.add(plot)
bottom_axis = PlotAxis(plot, orientation='bottom')
label_list = [
'var a', 'var b', 'var c', 'var d', 'var e', 'var f', 'var g',
'var h', 'var i'
]
vertical_axis = LabelAxis(plot,
orientation='left',
title='Categories',
positions=range(1, 10),
labels=label_list)
vertical2_axis = LabelAxis(plot,
orientation='right',
positions=range(1, 10),
labels=label_list)
plot.underlays.append(vertical_axis)
plot.underlays.append(vertical2_axis)
plot.underlays.append(bottom_axis)
return container
def _get_points(self):
index = linspace(pi / 4, 3 * pi / 2, 9)
data = sin(index) + 2
return (range(1, 10), data)
def _make_curves(self):
(index_points, value_points) = self._get_points()
size = len(index_points)
middle_value = 2500000.0
mid_values = middle_value * ones(size)
low_values = mid_values - 10000.0 * value_points
high_values = mid_values + 20000.0 * value_points
idx = ArrayDataSource(index_points)
vals = ArrayDataSource(low_values, sort_order="none")
idx2 = ArrayDataSource(index_points)
vals2 = ArrayDataSource(high_values, sort_order="none")
starting_vals = ArrayDataSource(mid_values, sort_order="none")
# Create the index range
index_range = DataRange1D(idx, low=0.5, high=9.5)
index_mapper = LinearMapper(range=index_range)
# Create the value range
value_range = DataRange1D(vals,
vals2,
low_setting='auto',
high_setting='auto',
tight_bounds=False)
value_mapper = LinearMapper(range=value_range, tight_bounds=False)
# Create the plot
plot1 = BarPlot(index=idx,
value=vals,
value_mapper=value_mapper,
index_mapper=index_mapper,
starting_value=starting_vals,
line_color='black',
orientation='v',
fill_color=tuple(COLOR_PALETTE[6]),
bar_width=0.8,
antialias=False)
plot2 = BarPlot(index=idx2,
value=vals2,
value_mapper=value_mapper,
index_mapper=index_mapper,
starting_value=starting_vals,
line_color='black',
orientation='v',
fill_color=tuple(COLOR_PALETTE[1]),
bar_width=0.8,
antialias=False)
return [plot1, plot2]
class SpectrumAnalyzerView(HasTraits):
python_console_cmds = Dict()
plot = Instance(Plot)
plot_data = Instance(ArrayPlotData)
which_plot = Str("Channel 1")
hint = Str("Enable with setting in \"System Monitor\" group.")
traits_view = View(
Item('plot',
editor=ComponentEditor(bgcolor=(0.8, 0.8, 0.8)),
show_label=False),
HGroup(
Spring(width=20, springy=False),
Item('', label='Channel Selection:', emphasized=True),
Item(
name='which_plot',
show_label=False,
tooltip=
'Select the RF Channel for which to display Spectrum Analyzer',
editor=EnumEditor(values=[
"Channel 1", "Channel 2", "Channel 3", "Channel 4"
])), Spring(width=20, springy=True),
Item('hint',
show_label=False,
style='readonly',
style_sheet='*{font-style:italic}'),
Spring(width=20, springy=True)))
def parse_payload(self, raw_payload):
"""
Params
======
payload: is an array of ints representing bytes from the SBP_MSG_USER_DATA message 'contents'
Returns
=======
JSON dict of a payload based on this format, except all N of the diff_amplitude
are together in a list under 'diff_amplitudes' and rx_time is split into TOW and week
Frequency is in Hz, Amplitude is in dB
FIELD TYPE OFFSET SHORT EXPLANATION
user_msg_tag u16 0 bespoke preamble for spectrum message
rx_time struct 2 struct gps_time_t defined as double TOW + s16 WEEK
starting_frequency float 12 starting frequency for this packet
frequency_step float 16 frequency step for points in this packet
min_amplitude float 20 minimum level of amplitude
amplitude_step float 24 amplitude unit
diff_amplitude u8 28 N values in the above units
"""
# Turn the array of ints representing uint8 bytes back to binary, so you can use struct
# formatting to unpack it. Otherwise you would have to manually parse each byte.
pack_fmt_str = 'B' * len(raw_payload)
payload = struct.pack(pack_fmt_str, *raw_payload)
payload_header_fmt_str = '<Hdhffff'
payload_header_bytes = struct.calcsize(payload_header_fmt_str)
diff_amplitude_n = (len(raw_payload) - payload_header_bytes)
diff_amplitude_fmt_str = 'B' * diff_amplitude_n
fmt_str = payload_header_fmt_str + diff_amplitude_fmt_str
parsed_payload = struct.unpack(fmt_str, payload)
fft_msg_header = [
'user_msg_tag', 'TOW', 'week', 'starting_frequency',
'frequency_step', 'min_amplitude', 'amplitude_step'
]
payload_json = dict(
zip(fft_msg_header, parsed_payload[:len(fft_msg_header)]))
fft_msg_payload = parsed_payload[len(fft_msg_header):]
payload_json['diff_amplitudes'] = fft_msg_payload
return payload_json
def get_frequencies(self, start_freq, freq_step, n):
'''
start_freq: float (Hz)
freq_step: float (Hz)
n: int
'''
return np.array([start_freq + freq_step * i for i in range(n)])
def get_amplitudes(self, min_amplitude, diffs, unit):
'''
min_amplitude: float (dB)
diffs: tuple of floats (dB)
unit: float (dB)
'''
return np.array([min_amplitude + diff * unit for diff in diffs])
def spectrum_analyzer_state_callback(self, sbp_msg, **metadata):
'''
Params
======
sbp_msg: sbp.msg.SBP object
Updates the view's data for use in self.update_plot
'''
# Need to figure out which user_msg_tag means it's an FFT message
# for now assume that all SBP_MSG_USER_DATA is relevant
fft = MsgSpecan(sbp_msg)
frequencies = self.get_frequencies(fft.freq_ref, fft.freq_step,
len(fft.amplitude_value))
amplitudes = self.get_amplitudes(fft.amplitude_ref,
fft.amplitude_value,
fft.amplitude_unit)
tag = fft.channel_tag
if (tag == 1 and self.which_plot != "Channel 1"):
return
if (tag == 2 and self.which_plot != "Channel 2"):
return
if (tag == 3 and self.which_plot != "Channel 3"):
return
if (tag == 4 and self.which_plot != "Channel 4"):
return
timestamp = GpsTime(fft.t.wn, fft.t.tow)
if len(self.incomplete_data[timestamp]['frequencies']) + len(
frequencies) == NUM_POINTS:
self.most_recent_complete_data['frequencies'] = np.append(
self.incomplete_data[timestamp]['frequencies'],
frequencies,
axis=0)
self.most_recent_complete_data['amplitudes'] = np.append(
self.incomplete_data[timestamp]['amplitudes'],
amplitudes,
axis=0)
self.incomplete_data.pop(timestamp)
if timestamp is None or timestamp > self.most_recent:
self.most_recent = timestamp
GUI.invoke_later(self.update_plot)
else:
self.incomplete_data[timestamp]['frequencies'] = np.append(
self.incomplete_data[timestamp]['frequencies'],
frequencies,
axis=0)
self.incomplete_data[timestamp]['amplitudes'] = np.append(
self.incomplete_data[timestamp]['amplitudes'],
amplitudes,
axis=0)
def update_plot(self):
most_recent_fft = self.most_recent_complete_data
if len(most_recent_fft['frequencies']) != 0:
self.plot_data.set_data('frequency',
most_recent_fft['frequencies'])
self.plot_data.set_data('amplitude', most_recent_fft['amplitudes'])
self.plot.value_mapper.range.low = min(
most_recent_fft['amplitudes'])
self.plot.value_mapper.range.high = max(
most_recent_fft['amplitudes'])
def __init__(self, link):
super(SpectrumAnalyzerView, self).__init__()
self.link = link
self.link.add_callback(self.spectrum_analyzer_state_callback,
SBP_MSG_SPECAN)
self.python_console_cmds = {'spectrum': self}
# keys are GpsTime
self.incomplete_data = defaultdict(lambda: {
'frequencies': np.array([]),
'amplitudes': np.array([])
})
self.most_recent_complete_data = {
'frequencies': np.array([]),
'amplitudes': np.array([])
}
self.most_recent = None
self.plot_data = ArrayPlotData()
self.plot = Plot(self.plot_data, emphasized=True)
self.plot.title = 'Spectrum Analyzer'
self.plot.title_color = [0, 0, 0.43]
self.plot.value_axis.orientation = 'right'
self.plot.value_axis.title_spacing = 30
self.plot.value_axis.title = 'Amplitude (dB)'
self.plot.index_axis.title = 'Frequency (MHz)'
self.plot_data.set_data('frequency', [0])
self.plot_data.set_data('amplitude', [0])
self.plot.plot(('frequency', 'amplitude'),
type='line',
name='spectrum')
class TrackingView(CodeFiltered):
python_console_cmds = Dict()
legend_visible = Bool()
plot = Instance(Plot)
plots = List()
plot_data = Instance(ArrayPlotData)
traits_view = View(
VGroup(
Item(
'plot',
editor=ComponentEditor(bgcolor=(0.8, 0.8, 0.8)),
show_label=False, ),
HGroup(
Spring(width=8, springy=False),
Item('legend_visible', label="Show Legend:"),
CodeFiltered.get_filter_group(), )))
def clean_cn0(self, t):
assert self.CN0_lock.locked()
for k in list(self.CN0_dict.keys()):
if self.CN0_age[k] < self.time[0]:
del self.CN0_dict[k]
del self.CN0_age[k]
def measurement_state_callback(self, sbp_msg, **metadata):
with self.CN0_lock:
codes_that_came = []
t = monotonic() - self.t_init
self.time.append(t)
# first we loop over all the SIDs / channel keys we have stored and set 0 in for CN0
for i, s in enumerate(sbp_msg.states):
if code_is_glo(s.mesid.code):
# for Glonass satellites, store in two dictionaries FCN and SLOT
# so that they can both be retrieved when displaying the channel
if (s.mesid.sat > 90):
self.glo_fcn_dict[i] = s.mesid.sat - 100
sat = self.glo_fcn_dict.get(i, 0)
if (s.mesid.sat <= 90):
self.glo_slot_dict[sat] = s.mesid.sat
else:
sat = s.mesid.sat
key = (s.mesid.code, sat)
codes_that_came.append(key)
if s.cn0 != 0:
self.CN0_dict[key].append(s.cn0 / 4.0)
self.CN0_age[key] = t
received_code_list = getattr(self, "received_codes", [])
if s.mesid.code not in received_code_list:
received_code_list.append(s.mesid.code)
self.received_codes = received_code_list
for key, cno_array in list(self.CN0_dict.items()):
if key not in codes_that_came:
cno_array.append(0)
self.clean_cn0(t)
self.update_scheduler.schedule_update('update_plot', self.update_plot)
def tracking_state_callback(self, sbp_msg, **metadata):
with self.CN0_lock:
codes_that_came = []
t = monotonic() - self.t_init
self.time.append(t)
# first we loop over all the SIDs / channel keys we have stored and set 0 in for CN0
# for each SID, an array of size MAX PLOT with the history of CN0's stored
# If there is no CN0 or not tracking for an epoch, 0 will be used
# each array can be plotted against host_time, t
for i, s in enumerate(sbp_msg.states):
if code_is_glo(s.sid.code):
if (s.sid.sat > 90):
sat = s.sid.sat - 100
else:
sat = s.fcn - GLO_FCN_OFFSET
self.glo_slot_dict[sat] = s.sid.sat
else:
sat = s.sid.sat
key = (s.sid.code, sat)
codes_that_came.append(key)
if s.cn0 != 0:
self.CN0_dict[key].append(s.cn0 / 4.0)
self.CN0_age[key] = t
received_code_list = getattr(self, "received_codes", [])
if s.sid.code not in received_code_list:
received_code_list.append(s.sid.code)
self.received_codes = received_code_list
for key, cno_array in list(self.CN0_dict.items()):
if key not in codes_that_came:
cno_array.append(0)
self.clean_cn0(t)
self.update_scheduler.schedule_update('update_plot', self.update_plot)
def update_plot(self):
with self.CN0_lock:
plot_labels = []
plots = []
# Update the underlying plot data from the CN0_dict for selected items
new_plot_data = {'t': self.time}
for k, cno_array in self.CN0_dict.items():
key = str(k)
# set plot data
if (getattr(self, 'show_{}'.format(int(k[0])), True)):
new_plot_data[key] = cno_array
self.plot_data.update_data(new_plot_data)
# Remove any stale plots that got removed from the dictionary
for each in list(self.plot.plots.keys()):
if each not in [str(a) for a in self.CN0_dict.keys()] and each != 't':
try:
self.plot.delplot(each)
except KeyError:
pass
try:
self.plot_data.del_data(each)
except KeyError:
pass
# add/remove plot as neccesary and build legend
for k, cno_array in self.CN0_dict.items():
key = str(k)
if (getattr(self, 'show_{}'.format(int(k[0])), True) and
not cno_array.count(0) == NUM_POINTS):
if key not in self.plot.plots.keys():
pl = self.plot.plot(('t', key), type='line',
color=get_color(k), name=key)
else:
pl = self.plot.plots[key]
plots.append(pl)
plot_labels.append(get_label(k, self.glo_slot_dict))
# if not selected or all 0, remove
else:
if key in list(self.plot.plots.keys()):
self.plot.delplot(key)
plots = dict(list(zip(plot_labels, plots)))
self.plot.legend.plots = plots
def _legend_visible_changed(self):
if self.plot:
if not self.legend_visible:
self.plot.legend.visible = False
else:
self.plot.legend.visible = True
self.plot.legend.tools.append(
LegendTool(self.plot.legend, drag_button="right"))
def __init__(self, link):
super(TrackingView, self).__init__()
self.t_init = monotonic()
self.time = deque([x * 1 / TRK_RATE for x in range(-NUM_POINTS, 0, 1)], maxlen=NUM_POINTS)
self.CN0_lock = threading.Lock()
self.CN0_dict = defaultdict(lambda: deque([0] * NUM_POINTS, maxlen=NUM_POINTS))
self.CN0_age = defaultdict(lambda: -1)
self.glo_fcn_dict = {}
self.glo_slot_dict = {}
self.n_channels = None
self.plot_data = ArrayPlotData(t=[0.0])
self.plot = Plot(self.plot_data, emphasized=True)
self.plot.title = 'Tracking C/N0'
self.plot.title_color = [0, 0, 0.43]
self.ylim = self.plot.value_mapper.range
self.ylim.low = SNR_THRESHOLD
self.ylim.high = 60
self.plot.value_range.bounds_func = lambda l, h, m, tb: (0, h * (1 + m))
self.plot.value_axis.orientation = 'right'
self.plot.value_axis.axis_line_visible = False
self.plot.value_axis.title = 'dB-Hz'
self.plot_data.set_data('t', self.time)
self.plot.index_axis.title = 'seconds'
self.plot.index_range.bounds_func = lambda l, h, m, tb: (h - 100, h)
self.legend_visible = True
self.plot.legend.visible = True
self.plot.legend.align = 'll'
self.plot.legend.line_spacing = 1
self.plot.legend.font = 'monospace 8'
self.plot.legend.draw_layer = 'overlay'
self.plot.legend.tools.append(
LegendTool(self.plot.legend, drag_button="right"))
self.link = link
self.link.add_callback(self.measurement_state_callback,
SBP_MSG_MEASUREMENT_STATE)
self.link.add_callback(self.tracking_state_callback,
SBP_MSG_TRACKING_STATE)
self.python_console_cmds = {'track': self}
self.update_scheduler = UpdateScheduler()
