def update(self, pitch, roll, send=True):
# No, I didn't get the trigonometry right on the first try...
# Todo: Numpify
# Artificial Horizon
right_y = -pitch / 90 - math.tan(-roll / 180*math.pi)
left_y = -pitch / 90 + math.tan(-roll / 180*math.pi)
self.patch_source.data["x"] = [[-1, 1, 1, -1], [-1, 1, 1, -1]]
self.patch_source.data["y"] = [[1, 1, right_y, left_y], [left_y, right_y, -1,-1]]
xs = []
ys = []
widths = []
rot = lambda x,y,sin_a,cos_a: (x*cos_a-y*sin_a, y*cos_a+x*sin_a)
sin_a = math.sin(roll / 180*math.pi)
cos_a = math.cos(roll / 180*math.pi)
# White Lines
x1,y1 = rot(-3, -pitch/90, sin_a, cos_a)
x2,y2 = rot(3, -pitch/90, sin_a, cos_a)
xs.append([x1,x2])
ys.append([y1,y2])
widths.append(5)
for i in range(0,4):
x1,y1 = rot(-0.5,(i+1)*20 / 90 - pitch/90, sin_a, cos_a)
x2,y2 = rot(0.5,(i+1)*20 / 90 -pitch/90, sin_a, cos_a)
xs.append([x1,x2])
ys.append([y1,y2])
widths.append(2)
x1,y1 = rot(-0.5,-(i+1)*20 / 90 - pitch/90, sin_a, cos_a)
x2,y2 = rot(0.5,-(i+1)*20 / 90 - pitch/90, sin_a, cos_a)
xs.append([x1,x2])
ys.append([y1,y2])
widths.append(2)
self.line_source.data["x"]=xs
self.line_source.data["y"]=ys
self.line_source.data["width"]=widths
replace_bokeh_data_source(self.line_source)
replace_bokeh_data_source(self.patch_source)
def update(self, airspeed, groundspeed, altitude, transmit=True):
ts_airspeed = airspeed.get_timeseries()
ts_groundspeed = groundspeed.get_timeseries()
minute_delta = pd.Timedelta("1 minute")
b = ts_airspeed.index[-1]
a = b - self.minutes_back*minute_delta
ts_airspeed = ts_airspeed[a:b]
ts_groundspeed = ts_groundspeed[a:b]
self.airspeed_source.data["time"] = timedelta_to_seconds(ts_airspeed)
self.airspeed_source.data["airspeed"] = ts_airspeed.values
self.groundspeed_source.data["time"] = timedelta_to_seconds(ts_groundspeed)
self.groundspeed_source.data["groundspeed"] = ts_groundspeed.values
ts_altitude = altitude.get_timeseries()[a:b]
self.altitude_source.data['time'] = timedelta_to_seconds(ts_altitude)
self.altitude_source.data['altitude'] = ts_altitude.values
if transmit:
replace_bokeh_data_source(self.airspeed_source)
replace_bokeh_data_source(self.groundspeed_source)
replace_bokeh_data_source(self.altitude_source)
