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Preload locations, speedup and cleanup code

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This commit is contained in:
Dave Astels 2018-11-12 14:48:06 -05:00
parent 38c7ebc089
commit c64d5a0f3b
1 changed files with 24 additions and 16 deletions
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40
HalloWing_Tour_Guide/code.py
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@ -92,27 +92,40 @@ num = 0
image = None
name = None
detail = None
distance = 1000
show_image("welcome.bmp")
# File with place data
# lat,long,image-file,spoken-name-file,detail-file
while True:
gps.update()
switch.update()
locations = []
with open("locations.txt", "r") as f:
for line in f:
f_num, f_lat, f_lon, f_image, f_name, f_detail = line.split(',')
lat_lon = (radians(float(f_lat)), radians(float(f_lon)))
locations.append((int(f_num), lat_lon, f_image, f_name, f_detail))
if gps.has_fix:
while True:
splash.pop()
show_image("acquiring_fix.bmp")
gps.update()
while not gps.has_fix:
gps.update()
while gps.has_fix:
gps.update()
switch.update()
# find the closest listed location
here = (radians(gps.latitude), radians(gps.longitude))
distance = 10000
with open("locations.txt", "r") as f:
for line in f:
f_num, f_lat, f_lon, f_image, f_name, f_detail = line.split(',')
f_dist = distance_between((radians(float(f_lat)), radians(float(f_lon))), here)
if (gps.latitude is not None) and (gps.longitude is not None):
here = (radians(gps.latitude), radians(gps.longitude))
distance = 10000
for loc in locations:
f_dist = distance_between(loc[1], here)
if f_dist < distance:
num, distance, image, name, detail = f_num, f_dist, f_image, f_name, f_detail
num, distance, image, name, detail = loc[0], f_dist, loc[2], loc[3], loc[4]
# categorize the distance
if distance < 0.1:
@ -150,8 +163,3 @@ while True:
else:
splash.pop()
show_image("red_circle.bmp")
else:
splash.pop()
show_image("acquiring_fix.bmp")
time.sleep(0.1)