Files
xserial/tools/test_drone.py

103 lines
3.4 KiB
Python

#!/usr/bin/env python3
"""Generate fake drone telemetry data for testing pipeview Lua decoder."""
import argparse
import math
import random
import socket
import time
def generate_line(t: float) -> str:
"""Generate one telemetry line with simulated sensor values."""
# Quaternion (w, x, y, z) — gently rotating
angle = t * 0.5
qw = math.cos(angle)
qx = math.sin(angle) * 0.1
qy = math.sin(angle) * 0.05
qz = math.sin(angle) * 0.02
# Yaw/Pitch/Roll — sine wave simulation
yaw = math.degrees(math.sin(t * 0.3)) * 30
pitch = math.degrees(math.sin(t * 0.5)) * 15
roll = math.degrees(math.sin(t * 0.7)) * 10
# Gyro (deg/s)
gz = math.sin(t * 0.3) * 50 + random.uniform(-2, 2)
gy = math.sin(t * 0.5) * 30 + random.uniform(-2, 2)
gx = math.sin(t * 0.7) * 20 + random.uniform(-2, 2)
# RC channels (1000-2000 us)
rc_r = int(1500 + math.sin(t * 0.3) * 200)
rc_p = int(1500 + math.sin(t * 0.5) * 150)
rc_t = int(1000 + (math.sin(t * 0.1) + 1) * 500) # throttle 1000-2000
rc_y = int(1500 + math.sin(t * 0.3) * 100)
# Motors (1000-2000)
base = 1200 + int((math.sin(t * 0.1) + 1) * 400)
m1 = base + random.randint(-20, 20)
m2 = base + random.randint(-20, 20)
m3 = base + random.randint(-20, 20)
m4 = base + random.randint(-20, 20)
return (
f"AHRS q:{qw:.4f},{qx:.4f},{qy:.4f},{qz:.4f}|"
f"YPR:{yaw:.2f},{pitch:.2f},{roll:.2f}|"
f"Gyro:{gz:.2f},{gy:.2f},{gx:.2f}|"
f"RC:{rc_r},{rc_p},{rc_t},{rc_y}|"
f"M:{m1},{m2},{m3},{m4}|"
f"L:0 F:1 C:0\n"
)
def main():
parser = argparse.ArgumentParser(description="Drone telemetry test data generator")
parser.add_argument("--host", default="127.0.0.1", help="TCP host")
parser.add_argument("--port", type=int, default=8092, help="TCP port")
parser.add_argument("--rate", type=float, default=10, help="Lines per second")
parser.add_argument("--duration", type=float, default=0, help="Seconds to run (0 = forever)")
args = parser.parse_args()
interval = 1.0 / args.rate
print(f"Sending drone telemetry to {args.host}:{args.port} at {args.rate} Hz")
with socket.socket(socket.AF_INET, socket.SOCK_STREAM) as server:
server.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
server.bind((args.host, args.port))
server.listen(1)
print(f"Listening on {args.host}:{args.port}, waiting for connections...")
while True:
sock, addr = server.accept()
print(f"Client connected from {addr}")
t0 = time.time()
seq = 0
try:
while True:
t = time.time() - t0
line = generate_line(t)
try:
sock.sendall(line.encode())
except (BrokenPipeError, ConnectionResetError):
break
seq += 1
if args.duration > 0 and t >= args.duration:
break
elapsed = time.time() - t0
target = (seq + 1) * interval
sleep_time = target - elapsed
if sleep_time > 0:
time.sleep(sleep_time)
except (BrokenPipeError, ConnectionResetError):
pass
print(f"Client disconnected. Sent {seq} lines. Waiting for new connection...")
if __name__ == "__main__":
main()