diff options
| -rwxr-xr-x | tools/test-generator.py | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/tools/test-generator.py b/tools/test-generator.py new file mode 100755 index 000000000..681d1755d --- /dev/null +++ b/tools/test-generator.py @@ -0,0 +1,55 @@ +#!/usr/bin/python + +import sys +import math +import urllib +import urllib2 +import time + +id = '123456789012345' +server = 'http://localhost:5055' +period = 1 +step = 0.001 + +waypoints = [ + (40.722412, -74.006288), + (40.728592, -74.005258), + (40.728348, -74.002822), + (40.725437, -73.996750), + (40.721778, -73.999818), + (40.723323, -74.002994) +] + +points = [] + +for i in range(0, len(waypoints)): + (lat1, lon1) = waypoints[i] + (lat2, lon2) = waypoints[(i + 1) % len(waypoints)] + length = math.sqrt((lat2 - lat1) ** 2 + (lon2 - lon1) ** 2) + count = int(math.ceil(length / step)) + for j in range(0, count): + lat = lat1 + (lat2 - lat1) * j / count + lon = lon1 + (lon2 - lon1) * j / count + points.append((lat, lon)) + +def send(lat, lon, course): + params = (('id', id), ('timestamp', int(time.time())), ('lat', lat), ('lon', lon), ('bearing', course)) + urllib2.urlopen(server + '?' + urllib.urlencode(params)).read() + +def course(lat1, lon1, lat2, lon2): + lat1 = lat1 * math.pi / 180 + lon1 = lon1 * math.pi / 180 + lat2 = lat2 * math.pi / 180 + lon2 = lon2 * math.pi / 180 + y = math.sin(lon2 - lon1) * math.cos(lat2) + x = math.cos(lat1) * math.sin(lat2) - math.sin(lat1) * math.cos(lat2) * math.cos(lon2 - lon1) + return (math.atan2(y, x) % (2 * math.pi)) * 180 / math.pi + +index = 0 + +while True: + (lat1, lon1) = points[index % len(points)] + (lat2, lon2) = points[(index + 1) % len(points)] + send(lat1, lon1, course(lat1, lon1, lat2, lon2)) + time.sleep(period) + index += 1 |