Files
argo/app.py
T
2026-08-27 18:24:22 +02:00

1289 lines
58 KiB
Python

from __future__ import annotations
import queue
import json
import os
import threading
import time
import tkinter as tk
import customtkinter as ctk
from collections import deque
from dataclasses import dataclass
from datetime import datetime
from pathlib import Path
from tkinter import messagebox, ttk
from pymavlink import mavutil
from serial.tools import list_ports
NEUTRAL_Z = 500 # ArduSub legacy MANUAL_CONTROL convention: 0..1000.
MOTOR_FUNCTIONS = {
**{33 + index: f"Motor {index + 1}" for index in range(8)},
**{82 + index: f"Motor {index + 9}" for index in range(4)},
}
def motor_number_for_function(function: int | None) -> int | None:
if function is None:
return None
if 33 <= function <= 40:
return function - 32
if 82 <= function <= 85:
return function - 73
return None
@dataclass
class Axes:
forward: float = 0.0
lateral: float = 0.0
vertical: float = 0.0
yaw: float = 0.0
def normalize_endpoint(port: str) -> str:
p = str(port).strip()
if not p:
return p
lower = p.lower()
if "sim" in lower or "5760" in lower or lower in ("tcp", "tcp:", "tcp:127.0.0.1", "127.0.0.1"):
return "tcp:127.0.0.1:5760"
if "14550" in lower or lower in ("udp", "udp:", "udpin", "udpin:"):
return "udpin:127.0.0.1:14550"
if p.startswith("127.0.0.1:") or p.startswith("localhost:"):
num = p.split(":")[1]
if num == "14550":
return f"udpin:{p}"
return f"tcp:{p}"
if ":" in p and not p.startswith(("tcp:", "tcpin:", "udp:", "udpin:", "udpout:")):
return f"tcp:{p}"
return p
class MavlinkWorker:
def __init__(self, events: queue.Queue):
self.events = events
self.connection = None
self.stop_event = threading.Event()
self.lock = threading.Lock()
self.thread = None
self.axes = Axes()
self.output_axes = Axes()
self.last_control_at = 0.0
# Enabled by the web bridge only; the legacy Tk frontend is unchanged.
self.require_input_lease = False
self.last_input_at = 0.0
self.last_input_sequence = -1
self.input_timeout = 1.0
# Smooth ESC commands without adding a perceptible one-second lag.
# At 20 Hz this produces five small steps from neutral to full command.
self.ramp_seconds = 0.25
self.gain = 0.20
self.rate_hz = 20
self.target_system = 0
self.target_component = 0
self.last_heartbeat = 0.0
self.last_rx = 0.0
self.armed = False
self.config_paused = False
self.param_scan = deque()
self.param_waiting = None
self.param_deadline = 0.0
self.param_retries = 0
self.param_types = {}
self.pending_sets = {}
self.log_lock = threading.Lock()
self.log_file = None
self.log_path = None
def connect(self, port: str, baud: int):
print(f"[MavlinkWorker] connect() called: port={port!r}, baud={baud}")
if self.thread and self.thread.is_alive():
print(f"[MavlinkWorker] Thread already alive, ignoring connect()")
return
self.stop_event.clear()
log_dir = Path(__file__).resolve().parent / "logs"
log_dir.mkdir(exist_ok=True)
self.log_path = log_dir / f"ardusub_{datetime.now():%Y%m%d_%H%M%S}.log"
self.log_file = self.log_path.open("a", encoding="utf-8", buffering=1)
normalized = normalize_endpoint(port)
print(f"[MavlinkWorker] normalized endpoint: {normalized!r}")
self.log("SESSION", f"start port={normalized} (input={port}) baud={baud} control_hz={self.rate_hz}")
self.events.put(("log_path", str(self.log_path)))
self.thread = threading.Thread(
target=self._run, args=(normalized, baud), daemon=True
)
self.thread.start()
print(f"[MavlinkWorker] worker thread started")
def _run(self, port: str, baud: int):
print(f"[MavlinkWorker._run] ENTERED: port={port!r}, baud={baud}")
try:
print(f"[MavlinkWorker._run] Creating mavlink_connection...")
conn = mavutil.mavlink_connection(
port, baud=baud, source_system=255, source_component=190,
# Fail a missing TCP simulator immediately. pymavlink otherwise
# retries the refused socket several times and leaves the UI in
# "Opening" long after the actual failure.
autoreconnect=False, retries=0, force_connected=True,
)
print(f"[MavlinkWorker._run] mavlink_connection created: {type(conn).__name__}")
self.connection = conn
if port.startswith("tcp:"):
self.events.put(("status", f"Connected to {port}; waiting for vehicle heartbeat…"))
else:
self.events.put(("status", f"Port {port} open; waiting for heartbeat at {baud} baud…"))
# Send initial GCS heartbeat immediately
self.log("TX_HEARTBEAT", "GCS initial")
conn.mav.heartbeat_send(
mavutil.mavlink.MAV_TYPE_GCS,
mavutil.mavlink.MAV_AUTOPILOT_INVALID,
0, 0, mavutil.mavlink.MAV_STATE_ACTIVE,
)
print(f"[MavlinkWorker._run] Initial heartbeat sent, entering recv loop")
next_gcs_hb = time.monotonic() + 1.0
next_control = 0.0
while not self.stop_event.is_set():
now = time.monotonic()
if now >= next_gcs_hb:
self.log("TX_HEARTBEAT", "GCS")
conn.mav.heartbeat_send(
mavutil.mavlink.MAV_TYPE_GCS,
mavutil.mavlink.MAV_AUTOPILOT_INVALID,
0, 0, mavutil.mavlink.MAV_STATE_ACTIVE,
)
next_gcs_hb = now + 1.0
if self.target_system and now >= next_control:
self._send_control()
next_control = now + (1.0 / max(1, self.rate_hz))
if self.target_system:
self._tick_param_scan(now)
msg = conn.recv_match(blocking=False)
if msg:
self._handle_message(msg)
else:
time.sleep(0.01)
except Exception as exc:
print(f"[MavlinkWorker._run] EXCEPTION: {exc}")
self.events.put(("error", f"Connection error: {exc}"))
finally:
self._safe_stop()
if self.connection:
try:
self.connection.close()
except Exception:
pass
self.connection = None
self.target_system = 0
self.armed = False
self.config_paused = False
self.log("SESSION", "disconnected")
with self.log_lock:
if self.log_file:
self.log_file.close()
self.log_file = None
self.events.put(("disconnected", "Disconnected"))
def log(self, category: str, message: str):
timestamp = datetime.now().astimezone().isoformat(timespec="milliseconds")
with self.log_lock:
if self.log_file:
self.log_file.write(f"{timestamp} [{category}] {message}\n")
def _handle_message(self, msg):
msg_type = msg.get_type()
if msg_type == "BAD_DATA":
self.log("RX_BAD_DATA", repr(getattr(msg, "data", b"")))
return
self.last_rx = time.monotonic()
try:
payload = json.dumps(msg.to_dict(), default=str, separators=(",", ":"))
except Exception:
payload = str(msg)
self.log("RX", payload)
if msg_type == "HEARTBEAT" and getattr(msg, "type", 0) != mavutil.mavlink.MAV_TYPE_GCS:
if getattr(msg, "autopilot", mavutil.mavlink.MAV_AUTOPILOT_INVALID) == mavutil.mavlink.MAV_AUTOPILOT_INVALID:
return
if self.target_system and (msg.get_srcSystem(), msg.get_srcComponent()) != (self.target_system, self.target_component):
return
first = not self.target_system
self.target_system = msg.get_srcSystem()
self.target_component = msg.get_srcComponent()
self.last_heartbeat = time.monotonic()
armed = bool(msg.base_mode & mavutil.mavlink.MAV_MODE_FLAG_SAFETY_ARMED)
self.armed = armed
self.config_paused = armed
try:
mode = mavutil.mode_string_v10(msg)
except Exception:
mode = str(msg.custom_mode)
autopilot = mavutil.mavlink.enums["MAV_AUTOPILOT"].get(msg.autopilot)
ap_name = autopilot.name if autopilot else str(msg.autopilot)
self.events.put(("heartbeat", self.target_system, ap_name, mode, armed, self.last_heartbeat))
if first:
self.events.put(("status", "Heartbeat received; controls are neutral."))
self._configure_low_bandwidth_streams()
self._start_servo_scan()
elif msg_type == "COMMAND_ACK":
if (msg.get_srcSystem(), msg.get_srcComponent()) != (self.target_system, self.target_component):
return
result = mavutil.mavlink.enums["MAV_RESULT"].get(msg.result)
result_name = result.name if result else str(msg.result)
self.events.put(("ack", int(msg.command), result_name, self.last_rx))
elif msg_type == "STATUSTEXT":
text = msg.text
if isinstance(text, bytes):
text = text.decode(errors="replace")
self.events.put(("statustext", text.rstrip("\x00")))
elif msg_type == "SYS_STATUS":
voltage_mv = int(msg.voltage_battery)
if 0 < voltage_mv < 65535:
self.events.put(("battery", voltage_mv / 1000.0))
elif msg_type == "PARAM_VALUE":
param_id = msg.param_id
if isinstance(param_id, bytes):
param_id = param_id.decode(errors="replace")
param_id = param_id.rstrip("\x00")
self.param_types[param_id] = msg.param_type
if param_id == self.param_waiting:
self.param_waiting = None
self.param_deadline = time.monotonic() + 0.10
if param_id in self.pending_sets:
wanted = self.pending_sets[param_id]
if int(round(msg.param_value)) == wanted:
del self.pending_sets[param_id]
self.events.put(("param_saved", param_id, wanted))
if param_id.startswith("SERVO") and param_id.endswith("_FUNCTION"):
self.events.put(("servo_param", param_id, int(round(msg.param_value))))
elif param_id.startswith("MOT_") and param_id.endswith("_DIRECTION"):
parts = param_id.split("_")
if len(parts) == 3 and parts[1].isdigit():
self.events.put(("motor_direction", int(parts[1]),
int(round(msg.param_value))))
def _start_servo_scan(self):
names = [f"SERVO{number}_FUNCTION" for number in range(1, 17)]
# ArduSub reverses mixer motors with MOT_n_DIRECTION (1 normal,
# -1 reversed). SERVOx_REVERSED does not reverse Motor functions.
names.extend(f"MOT_{number}_DIRECTION" for number in range(1, 13))
# Capture the exact PWM scaling that affects the three SimpleROV-3
# outputs, plus ArduSub's own joystick gain. These are read-only here
# and make direction asymmetry diagnosable from the session log.
names.extend(
f"SERVO{number}_{suffix}"
for number in range(1, 4)
for suffix in ("MIN", "TRIM", "MAX")
)
names.extend(("JS_GAIN_MIN", "JS_GAIN_DEFAULT", "JS_GAIN_MAX"))
self.param_scan = deque(names)
self.param_waiting = None
self.param_deadline = time.monotonic()
self.param_retries = 0
def _configure_low_bandwidth_streams(self):
"""Stop inherited high-rate streams and request only diagnostic essentials."""
if not self.connection:
return
self.log("TX_STREAM_CONFIG", "stop MAV_DATA_STREAM_ALL")
self.connection.mav.request_data_stream_send(
self.target_system, self.target_component,
mavutil.mavlink.MAV_DATA_STREAM_ALL, 0, 0,
)
# Heartbeat and STATUSTEXT do not need to be requested. Keep only
# output/input evidence needed to diagnose controls, at 2 Hz each.
for message_id, interval_us, name in (
(mavutil.mavlink.MAVLINK_MSG_ID_SYS_STATUS, 1_000_000, "SYS_STATUS"),
(mavutil.mavlink.MAVLINK_MSG_ID_SERVO_OUTPUT_RAW, 500_000, "SERVO_OUTPUT_RAW"),
(mavutil.mavlink.MAVLINK_MSG_ID_RC_CHANNELS, 500_000, "RC_CHANNELS"),
):
self.log("TX_STREAM_CONFIG", f"{name} interval_us={interval_us}")
self.connection.mav.command_long_send(
self.target_system, self.target_component,
mavutil.mavlink.MAV_CMD_SET_MESSAGE_INTERVAL,
0, message_id, interval_us, 0, 0, 0, 0, 0,
)
self.events.put(("status", "Low-bandwidth telemetry configured; reading servo setup…"))
def _tick_param_scan(self, now):
if not self.connection or self.config_paused or now < self.param_deadline:
return
if self.param_waiting is not None:
if self.param_retries < 2:
self.param_retries += 1
self._request_param(self.param_waiting)
self.param_deadline = now + 1.5
return
self.events.put(("param_missing", self.param_waiting))
self.param_waiting = None
if self.param_scan:
self.param_waiting = self.param_scan.popleft()
self.param_retries = 0
self._request_param(self.param_waiting)
self.param_deadline = now + 1.5
elif self.param_waiting is None:
self.events.put(("param_scan_complete",))
self.param_deadline = float("inf")
def _request_param(self, name: str):
self.log("TX_PARAM_REQUEST", name)
self.connection.mav.param_request_read_send(
self.target_system, self.target_component, name.encode("ascii"), -1
)
def set_parameter(self, name: str, value: int):
if not self.connection or not self.target_system:
raise RuntimeError("No autopilot heartbeat")
if self.armed or self.config_paused:
raise RuntimeError("Disarm before changing motor configuration")
param_type = self.param_types.get(name)
if param_type is None:
raise RuntimeError(f"{name} has not been read from the autopilot")
self.pending_sets[name] = int(value)
self.log("TX_PARAM_SET", f"{name}={value} type={param_type}")
self.connection.mav.param_set_send(
self.target_system, self.target_component, name.encode("ascii"),
float(value), param_type,
)
self.events.put(("status", f"Writing {name}={value}; waiting for confirmation…"))
def _send_control(self, force_neutral: bool = False):
conn = self.connection
if not conn or not self.target_system:
return
with self.lock:
now = time.monotonic()
expired = self.require_input_lease and (
not self.armed or now - self.last_heartbeat > 3.0
or now - self.last_input_at > self.input_timeout)
if expired or force_neutral:
# Never replay a stored command after telemetry/UI recovery.
self.axes = Axes()
self.output_axes = Axes()
active = not (force_neutral or expired)
target = self.axes if active else Axes()
gain = self.gain
if force_neutral:
self.output_axes = Axes()
else:
dt = (now - self.last_control_at) if self.last_control_at else (1.0 / max(1, self.rate_hz))
max_change = min(1.0, dt / max(0.1, self.ramp_seconds))
self.output_axes = Axes(
self._approach(self.output_axes.forward, target.forward, max_change),
self._approach(self.output_axes.lateral, target.lateral, max_change),
self._approach(self.output_axes.vertical, target.vertical, max_change),
self._approach(self.output_axes.yaw, target.yaw, max_change),
)
self.last_control_at = now
axes = self.output_axes
# SimpleROV-3 mixes horizontal motors from forward +/- yaw. Normalize
# the pair so combining the two axes cannot exceed the selected limit.
horizontal_mix_peak = max(
1.0,
abs(axes.forward + axes.yaw),
abs(axes.forward - axes.yaw),
)
limited_forward = axes.forward / horizontal_mix_peak
limited_yaw = axes.yaw / horizontal_mix_peak
x = round(limited_forward * gain * 1000)
y = round(axes.lateral * gain * 1000)
r = round(limited_yaw * gain * 1000)
z = round(NEUTRAL_Z + axes.vertical * gain * 500)
self.log(
"TX_MANUAL_CONTROL",
f"x={x} y={y} z={z} r={r} active={active} "
f"target=({target.forward:.3f},{target.lateral:.3f},{target.vertical:.3f},{target.yaw:.3f})",
)
conn.mav.manual_control_send(self.target_system, x, y, z, r, 0)
@staticmethod
def _approach(current: float, target: float, max_change: float) -> float:
difference = target - current
if abs(difference) <= max_change:
return target
return current + (max_change if difference > 0 else -max_change)
def command_arm(self, arm: bool):
conn = self.connection
if not conn or not self.target_system:
raise RuntimeError("No autopilot heartbeat")
if not arm:
self._send_control(force_neutral=True)
else:
# Give the ARM request priority over the low-rate parameter scan.
self.config_paused = True
self.log("TX_COMMAND", "ARM" if arm else "DISARM")
conn.mav.command_long_send(
self.target_system, self.target_component,
mavutil.mavlink.MAV_CMD_COMPONENT_ARM_DISARM,
0, 1.0 if arm else 0.0, 0, 0, 0, 0, 0, 0,
)
def set_manual_mode(self):
conn = self.connection
if not conn or not self.target_system:
raise RuntimeError("No autopilot heartbeat")
modes = conn.mode_mapping() or {}
manual = modes.get("MANUAL")
if manual is None:
raise RuntimeError("MANUAL mode is not advertised by this firmware")
self.log("TX_MODE", f"MANUAL custom_mode={manual}")
conn.mav.set_mode_send(
self.target_system,
mavutil.mavlink.MAV_MODE_FLAG_CUSTOM_MODE_ENABLED,
manual,
)
def set_axes(self, axes: Axes, sequence=None):
def conditioned(value):
# Ignore tiny pointer/key return noise, then quantize to stable 1% steps.
if abs(value) < 0.04:
return 0.0
return round(max(-1.0, min(1.0, value)), 2)
with self.lock:
if sequence is not None:
if sequence <= self.last_input_sequence:
return
self.last_input_sequence = sequence
self.last_input_at = time.monotonic()
self.axes = Axes(
conditioned(axes.forward), conditioned(axes.lateral),
conditioned(axes.vertical), conditioned(axes.yaw),
)
def disconnect(self):
self._send_control(force_neutral=True)
if self.connection and self.target_system:
try:
self.command_arm(False)
except Exception:
pass
self.stop_event.set()
def _safe_stop(self):
if self.connection and self.target_system:
try:
self._send_control(force_neutral=True)
self.connection.mav.command_long_send(
self.target_system, self.target_component,
mavutil.mavlink.MAV_CMD_COMPONENT_ARM_DISARM,
0, 0, 0, 0, 0, 0, 0, 0,
)
except Exception:
pass
class Joystick(tk.Canvas):
def __init__(self, master, callback, **kwargs):
self.size = 276
self.center_point = self.size / 2
self.radius = 108
self.knob_radius = 24
super().__init__(master, width=self.size, height=self.size, bg="#f5f5f2",
highlightthickness=0, bd=0, **kwargs)
self.callback = callback
self.value = (0.0, 0.0)
self.return_job = None
c, r, k = self.center_point, self.radius, self.knob_radius
self.create_oval(c-r, c-r, c+r, c+r, fill="#e9e9e5", outline="#d8d8d2", width=2)
self.create_oval(c-70, c-70, c+70, c+70, outline="#deded8", width=1)
self.create_line(c, c-r+12, c, c+r-12, fill="#d2d2cc", dash=(3, 6))
self.create_line(c-r+12, c, c+r-12, c, fill="#d2d2cc", dash=(3, 6))
self.create_text(c, 13, text="FORWARD", fill="#8a8a84", font=("Helvetica", 8, "bold"))
self.create_text(c, self.size-13, text="REVERSE", fill="#8a8a84", font=("Helvetica", 8, "bold"))
self.create_text(25, c, text="TURN\nLEFT", fill="#8a8a84", font=("Helvetica", 8, "bold"))
self.create_text(self.size-25, c, text="TURN\nRIGHT", fill="#8a8a84", font=("Helvetica", 8, "bold"))
self.knob = self.create_oval(c-k, c-k, c+k, c+k,
fill="#575c61", outline="#42474b", width=2)
self.bind("<Button-1>", self._move)
self.bind("<B1-Motion>", self._move)
self.bind("<ButtonRelease-1>", self._release)
def _move(self, event):
if self.return_job is not None:
self.after_cancel(self.return_job)
self.return_job = None
dx, dy = event.x - self.center_point, event.y - self.center_point
length = max(1.0, (dx * dx + dy * dy) ** 0.5)
if length > self.radius:
dx, dy = dx * self.radius / length, dy * self.radius / length
self.set_immediate(dx / self.radius, -dy / self.radius)
def set_immediate(self, x: float, y: float):
if self.return_job is not None:
self.after_cancel(self.return_job)
self.return_job = None
self.value = (x, y)
c, k = self.center_point, self.knob_radius
dx, dy = x * self.radius, -y * self.radius
self.coords(self.knob, c-k+dx, c-k+dy, c+k+dx, c+k+dy)
self.callback()
def _release(self, _event=None):
start_x, start_y = self.value
started = time.monotonic()
duration = 0.40
def ease_back():
elapsed = time.monotonic() - started
progress = min(1.0, elapsed / duration)
# Smoothstep has zero slope at both ends, avoiding a motor kick.
eased = progress * progress * (3.0 - 2.0 * progress)
remaining = 1.0 - eased
x, y = start_x * remaining, start_y * remaining
self.value = (x, y)
c, k = self.center_point, self.knob_radius
dx, dy = x * self.radius, -y * self.radius
self.coords(self.knob, c-k+dx, c-k+dy, c+k+dx, c+k+dy)
self.callback()
if progress < 1.0:
self.return_job = self.after(20, ease_back)
else:
self.return_job = None
if self.return_job is not None:
self.after_cancel(self.return_job)
ease_back()
def center(self):
if self.return_job is not None:
self.after_cancel(self.return_job)
self.return_job = None
self.value = (0.0, 0.0)
c, k = self.center_point, self.knob_radius
self.coords(self.knob, c-k, c-k, c+k, c+k)
self.callback()
class SpringScale(ctk.CTkSlider):
"""A Scale that smoothly returns to zero when the pointer is released."""
def __init__(self, master, **kwargs):
self.callback = kwargs.pop("command", None)
kwargs.pop("showvalue", None)
kwargs.pop("bg", None)
kwargs.pop("troughcolor", None)
kwargs.pop("activebackground", None)
kwargs.pop("highlightthickness", None)
kwargs.pop("bd", None)
kwargs.pop("sliderrelief", None)
if "orient" in kwargs:
kwargs["orientation"] = kwargs.pop("orient")
length = kwargs.pop("length", 200)
if kwargs.get("orientation", "horizontal") == "vertical":
kwargs.setdefault("height", length)
kwargs.setdefault("width", 18)
else:
kwargs.setdefault("width", length)
kwargs.setdefault("height", 18)
super().__init__(master, command=self._changed, corner_radius=10,
button_corner_radius=10, button_length=22,
fg_color="#dbe3ee", progress_color="#60a5fa",
button_color="#2563eb", button_hover_color="#1d4ed8",
**kwargs)
self.return_job = None
self.bind("<ButtonPress-1>", self._cancel_return, add="+")
self.bind("<ButtonRelease-1>", self._released, add="+")
def _changed(self, value):
if self.callback:
self.callback(value)
def _set_and_notify(self, value):
self.set(value)
if self.callback:
self.callback(value)
def _cancel_return(self, _event=None):
if self.return_job is not None:
self.after_cancel(self.return_job)
self.return_job = None
def _released(self, _event=None):
# Wait until Tk's native Scale binding has applied its final value.
self.after_idle(self.spring_to_center)
def set_immediate(self, value):
self._cancel_return()
self._set_and_notify(value)
def spring_to_center(self):
self._cancel_return()
start = float(self.get())
if abs(start) < 0.5:
self._set_and_notify(0)
return
started = time.monotonic()
duration = 0.40
def ease_back():
progress = min(1.0, (time.monotonic() - started) / duration)
eased = progress * progress * (3.0 - 2.0 * progress)
self._set_and_notify(start * (1.0 - eased))
if progress < 1.0:
self.return_job = self.after(20, ease_back)
else:
self._set_and_notify(0)
self.return_job = None
ease_back()
class App(tk.Tk):
def __init__(self):
super().__init__()
self.title("SUB Control")
self.geometry("1040x800")
self.minsize(920, 720)
self.events = queue.Queue()
self.worker = MavlinkWorker(self.events)
self.keys = set()
self.keyboard_yaw = 0
self.keyboard_vertical = 0
self.keyboard_planar = (0, 0)
self.servo_functions = {}
self.motor_directions = {}
self.battery_config_path = Path(__file__).resolve().parent / "battery_settings.json"
self.battery_config = {
"cells": 4,
"capacity_mah": 5500,
"c_rating": 35,
"full_v_per_cell": 4.20,
"empty_v_per_cell": 3.30,
"warning_percent": 20,
}
self.battery_voltage = None
self.battery_voltage_smoothed = None
self._load_battery_settings()
self._configure_styles()
self.protocol("WM_DELETE_WINDOW", self.close)
self._build()
self.refresh_ports()
self.bind_all("<KeyPress>", self._key_down)
self.bind_all("<KeyRelease>", self._key_up)
self.after(50, self._poll)
self.after(500, self._link_watchdog)
def _configure_styles(self):
self.configure(bg="#e8e9e7")
style = ttk.Style(self)
try:
style.theme_use("clam")
except tk.TclError:
pass
style.configure("TFrame", background="#fbfbf9")
style.configure("TLabel", background="#fbfbf9", foreground="#202224",
font=("Helvetica", 9))
style.configure("TLabelframe", background="#f4f6f8", bordercolor="#d8dee8",
borderwidth=1, relief="solid")
style.configure("TLabelframe.Label", background="#f4f6f8", foreground="#475569",
font=("Segoe UI", 9, "bold"))
style.configure("TButton", font=("Segoe UI", 9), padding=(10, 7),
background="#ffffff", foreground="#1e293b", bordercolor="#cbd5e1")
style.map("TButton", background=[("active", "#e8eef7")])
style.configure("Primary.TButton", background="#2563eb", foreground="#ffffff",
bordercolor="#2563eb", font=("Segoe UI", 9, "bold"))
style.map("Primary.TButton", background=[("active", "#1d4ed8")])
style.configure("Danger.TButton", background="#dc2626", foreground="#ffffff",
bordercolor="#dc2626", font=("Segoe UI", 9, "bold"))
style.map("Danger.TButton", background=[("active", "#b91c1c")])
style.configure("Title.TLabel", font=("Segoe UI", 18, "bold"), foreground="#0f172a")
style.configure("Subtitle.TLabel", font=("Segoe UI", 9), foreground="#64748b")
style.configure("Status.TLabel", font=("Segoe UI", 9, "bold"))
style.configure("Footer.TLabel", background="#e9eef5", foreground="#475569",
font=("Segoe UI", 9))
style.configure("Treeview", rowheight=28, background="#ffffff", fieldbackground="#ffffff",
foreground="#26282a", bordercolor="#e1e1dc", font=("Helvetica", 9))
style.configure("Treeview.Heading", font=("Helvetica", 9, "bold"), padding=(6, 6),
background="#f0f0ed", foreground="#4c4f52")
style.map("Treeview", background=[("selected", "#dbeafe")],
foreground=[("selected", "#1e3a8a")])
style.configure("Horizontal.TProgressbar", troughcolor="#e2e8f0", background="#22c55e",
bordercolor="#e2e8f0", lightcolor="#22c55e", darkcolor="#22c55e")
def _console_button(self, master, text, command, kind="neutral", width=112):
colors = {
"neutral": ("#f4f4f1", "#e9e9e4", "#343739", "#deded8"),
"primary": ("#dcebd5", "#cde2c4", "#27401f", "#c4dcb9"),
"danger": ("#f7dfdc", "#f1cfcb", "#7b3029", "#edcec9"),
}
color, hover, text_color, border = colors[kind]
return ctk.CTkButton(
master, text=text, command=command, width=width, height=34,
corner_radius=11, fg_color=color, hover_color=hover,
text_color=text_color, border_color=border, border_width=1,
font=ctk.CTkFont("Helvetica", 12, "bold" if kind != "neutral" else "normal"),
bg_color="transparent",
)
def _console_combo(self, master, values, width):
return ctk.CTkComboBox(
master, values=[str(value) for value in values], width=width, height=34,
corner_radius=10, border_width=1, border_color="#cbd5e1",
fg_color="#ffffff", button_color="#e8eef7",
button_hover_color="#dbeafe", dropdown_fg_color="#ffffff",
dropdown_hover_color="#dbeafe", text_color="#1e293b",
bg_color="transparent", state="readonly",
)
def _build(self):
shell = ctk.CTkFrame(self, fg_color="#f8f8f6", corner_radius=24,
border_width=1, border_color="#d5d6d3")
shell.pack(fill="both", expand=True, padx=18, pady=18)
shell.grid_rowconfigure(0, weight=1)
shell.grid_columnconfigure(1, weight=1)
rail = ctk.CTkFrame(shell, width=248, fg_color="#282d30", corner_radius=22)
rail.grid(row=0, column=0, sticky="nsew")
rail.grid_propagate(False)
workspace = ctk.CTkFrame(shell, fg_color="#fbfbf9", corner_radius=22)
workspace.grid(row=0, column=1, sticky="nsew")
ctk.CTkLabel(rail, text="SUB CONTROL / 03", text_color="#f4f4f1",
font=ctk.CTkFont("Helvetica", 13, "bold")).pack(
anchor="w", padx=24, pady=(24, 0))
ctk.CTkLabel(rail, text="ArduSub vehicle", text_color="#8f9699",
font=ctk.CTkFont("Helvetica", 10)).pack(anchor="w", padx=24, pady=(2, 14))
vehicle_art = tk.Canvas(rail, width=204, height=250, bg="#282d30",
highlightthickness=0, bd=0)
vehicle_art.pack(padx=20, pady=(5, 4))
vehicle_art.create_oval(47, 27, 157, 223, fill="#353b3e", outline="#555c60", width=2)
vehicle_art.create_oval(68, 49, 136, 201, fill="#303538", outline="#444a4e")
vehicle_art.create_oval(80, 102, 124, 146, fill="#5e666a", outline="#788084", width=2)
vehicle_art.create_oval(21, 57, 62, 100, fill="#202426", outline="#62696d", width=2)
vehicle_art.create_oval(142, 57, 183, 100, fill="#202426", outline="#62696d", width=2)
vehicle_art.create_line(42, 79, 72, 93, fill="#757d81", width=3)
vehicle_art.create_line(162, 79, 132, 93, fill="#757d81", width=3)
vehicle_art.create_text(102, 236, text="TOP VIEW • 3 THRUSTERS",
fill="#7e8689", font=("Helvetica", 8, "bold"))
ctk.CTkLabel(rail, text="Vehicle", text_color="#959c9f",
font=ctk.CTkFont("Helvetica", 10)).pack(anchor="w", padx=24, pady=(5, 0))
self.vehicle_label = ctk.CTkLabel(rail, text="No heartbeat", text_color="#f4f4f1",
font=ctk.CTkFont("Helvetica", 14, "bold"))
self.vehicle_label.pack(anchor="w", padx=24)
rail_bottom = ctk.CTkFrame(rail, fg_color="transparent")
rail_bottom.pack(side="bottom", fill="x", padx=24, pady=22)
self.battery_summary = ctk.CTkLabel(
rail_bottom, text="Battery —", text_color="#f4f4f1",
font=ctk.CTkFont("Helvetica", 13, "bold"), anchor="w"
)
self.battery_summary.pack(fill="x")
self.battery_meta = ctk.CTkLabel(
rail_bottom, text="Waiting for voltage", text_color="#92999c",
font=ctk.CTkFont("Helvetica", 9), anchor="w"
)
self.battery_meta.pack(fill="x", pady=(0, 5))
self.battery_bar = ctk.CTkProgressBar(
rail_bottom, height=7, corner_radius=4, fg_color="#454b4e",
progress_color="#c4e46c"
)
self.battery_bar.set(0)
self.battery_bar.pack(fill="x", pady=(0, 18))
self.link_label = ctk.CTkLabel(
rail_bottom, text="● DISCONNECTED", text_color="#f08a82",
font=ctk.CTkFont("Helvetica", 10, "bold"), anchor="w"
)
self.link_label.pack(fill="x")
header = ctk.CTkFrame(workspace, fg_color="transparent")
header.pack(fill="x", padx=28, pady=(24, 14))
title = ctk.CTkFrame(header, fg_color="transparent")
title.pack(side="left")
ctk.CTkLabel(title, text="Drive", text_color="#17191a",
font=ctk.CTkFont("Helvetica", 24, "bold")).pack(anchor="w")
ctk.CTkLabel(title, text="Differential steering • MANUAL control",
text_color="#8a8c8e", font=ctk.CTkFont("Helvetica", 10)).pack(anchor="w")
top = ctk.CTkFrame(header, fg_color="transparent")
top.pack(side="right")
self.port = self._console_combo(top, [], 190)
self.port.grid(row=0, column=0, padx=4)
self._console_button(top, "↻", self.refresh_ports, width=38).grid(row=0, column=1, padx=4)
self.baud = self._console_combo(top, (9600, 19200, 38400, 57600, 115200), 105)
self.baud.set("57600")
self.rate = self._console_combo(top, (10, 20), 72)
self.rate.set("20")
self.link_settings_button = self._console_button(
top, "•••", self._toggle_link_settings, width=38
)
self.link_settings_button.grid(row=0, column=2, padx=4)
self.connect_button = self._console_button(
top, "Connect", self.toggle_connect, kind="primary", width=110
)
self.connect_button.grid(row=0, column=3, padx=(4, 0))
separator = ctk.CTkFrame(workspace, height=1, fg_color="#e7e7e3")
separator.pack(fill="x", padx=28)
controls = ctk.CTkFrame(workspace, fg_color="transparent")
controls.pack(fill="both", expand=True, padx=28, pady=18)
controls.grid_rowconfigure(0, weight=1)
controls.grid_columnconfigure(0, weight=1)
controls.grid_columnconfigure(1, minsize=214)
drive_card = ctk.CTkFrame(controls, fg_color="#f5f5f2", corner_radius=18)
drive_card.grid(row=0, column=0, sticky="nsew", padx=(0, 12))
ctk.CTkLabel(drive_card, text="STEER + THROTTLE", text_color="#66696b",
font=ctk.CTkFont("Helvetica", 10, "bold")).pack(pady=(18, 0))
self.joystick = Joystick(drive_card, self._axes_changed)
self.joystick.pack(expand=True, pady=(4, 0))
ctk.CTkLabel(drive_card, text="W / S drive • A / D steer",
text_color="#969896", font=ctk.CTkFont("Helvetica", 9)).pack(pady=(0, 16))
heave_card = ctk.CTkFrame(controls, fg_color="#f5f5f2", corner_radius=18)
heave_card.grid(row=0, column=1, sticky="nsew")
ctk.CTkLabel(heave_card, text="VERTICAL", text_color="#66696b",
font=ctk.CTkFont("Helvetica", 10, "bold")).pack(pady=(18, 2))
ctk.CTkLabel(heave_card, text="RISE", text_color="#969896",
font=ctk.CTkFont("Helvetica", 8, "bold")).pack()
self.vertical = SpringScale(
heave_card, from_=100, to=-100, orient="vertical", length=230,
command=lambda _: self._axes_changed()
)
self.vertical.set(0)
self.vertical.pack(expand=True, pady=8)
ctk.CTkLabel(heave_card, text="DIVE", text_color="#969896",
font=ctk.CTkFont("Helvetica", 8, "bold")).pack()
ctk.CTkLabel(heave_card, text="R / F • springs to neutral",
text_color="#969896", font=ctk.CTkFont("Helvetica", 9)).pack(pady=(4, 16))
self.battery_cells = tk.StringVar(value=str(self.battery_config["cells"]))
self.battery_capacity = tk.StringVar(value=str(self.battery_config["capacity_mah"]))
self.battery_c_rating = tk.StringVar(value=str(self.battery_config["c_rating"]))
self.battery_full_cell = tk.StringVar(value=str(self.battery_config["full_v_per_cell"]))
self.battery_empty_cell = tk.StringVar(value=str(self.battery_config["empty_v_per_cell"]))
self.battery_warning = tk.StringVar(value=str(self.battery_config["warning_percent"]))
fields = (
("Cells (S)", self.battery_cells, 5),
("Capacity mAh", self.battery_capacity, 8),
("C rating", self.battery_c_rating, 5),
("Full V/cell", self.battery_full_cell, 6),
("Empty V/cell", self.battery_empty_cell, 6),
("Warn %", self.battery_warning, 5),
)
self.battery_settings_frame = ctk.CTkFrame(workspace, fg_color="#f0f0ed", corner_radius=14)
for column, (label, variable, width) in enumerate(fields):
group = ctk.CTkFrame(self.battery_settings_frame, fg_color="transparent")
group.grid(row=0, column=column, padx=(0, 8), sticky="w")
ctk.CTkLabel(group, text=label, text_color="#66696b",
font=ctk.CTkFont("Helvetica", 9)).pack(anchor="w")
ctk.CTkEntry(group, textvariable=variable, width=max(62, width * 9), height=30,
corner_radius=8, border_color="#d0d0cb").pack(anchor="w")
self._console_button(self.battery_settings_frame, "Apply", self._apply_battery_settings,
kind="primary", width=82).grid(
row=0, column=6, padx=(8, 0), sticky="sew"
)
self.battery_settings_frame.pack_forget()
actions = ctk.CTkFrame(workspace, fg_color="transparent")
actions.pack(fill="x", padx=28, pady=(0, 14))
self._console_button(actions, "MANUAL", self.set_manual, width=94).pack(side="left", padx=3)
self._console_button(actions, "ARM", self.arm, kind="primary", width=82).pack(side="left", padx=3)
self._console_button(actions, "DISARM", self.disarm, kind="danger", width=92).pack(side="left", padx=3)
ctk.CTkLabel(actions, text="Output", text_color="#777a7c",
font=ctk.CTkFont("Helvetica", 10)).pack(side="left", padx=(18, 4))
self.gain = ctk.CTkSlider(
actions, from_=5, to=50, number_of_steps=45, width=170, height=18,
command=self._gain_changed, corner_radius=10, button_corner_radius=10,
button_length=22, fg_color="#dbe3ee", progress_color="#60a5fa",
button_color="#2563eb", button_hover_color="#1d4ed8",
bg_color="transparent",
)
self.gain.set(20)
self.gain.pack(side="left")
self.gain_text = ctk.CTkLabel(actions, text="20%", text_color="#55585a",
font=ctk.CTkFont("Helvetica", 10, "bold"))
self.gain_text.pack(side="left")
self._console_button(actions, "Motor setup", self._toggle_motor_setup, width=112).pack(
side="right", padx=3
)
self._console_button(actions, "Battery", self._toggle_battery_settings, width=88).pack(
side="right", padx=3
)
assignments = ctk.CTkFrame(workspace, fg_color="#f0f0ed", corner_radius=14)
self.assignments_frame = assignments
self.servo_tree = ttk.Treeview(
assignments, columns=("output", "function", "reversed"),
show="headings", height=5, selectmode="browse",
)
self.servo_tree.heading("output", text="Output")
self.servo_tree.heading("function", text="Function")
self.servo_tree.heading("reversed", text="Motor reversed")
self.servo_tree.column("output", width=90, anchor="center", stretch=False)
self.servo_tree.column("function", width=220, anchor="w")
self.servo_tree.column("reversed", width=90, anchor="center", stretch=False)
for number in range(1, 17):
self.servo_tree.insert("", "end", iid=str(number),
values=(f"SERVO{number}", "Waiting…", "Waiting…"))
self.servo_tree.pack(side="left", fill="x", expand=True)
scrollbar = ttk.Scrollbar(assignments, orient="vertical", command=self.servo_tree.yview)
scrollbar.pack(side="left", fill="y")
self.servo_tree.configure(yscrollcommand=scrollbar.set)
edit = ctk.CTkFrame(assignments, fg_color="transparent")
edit.pack(side="right", fill="y")
ctk.CTkLabel(edit, text="Selected output function", text_color="#55585a").pack(anchor="w")
motor_choices = ["Unassigned (0)"] + [f"Motor {number}" for number in range(1, 13)]
self.motor_function = self._console_combo(edit, motor_choices, 165)
self.motor_function.set("Motor 1")
self.motor_function.pack(fill="x", pady=(2, 5))
self._console_button(edit, "Apply function", self.apply_servo_function, width=165).pack(fill="x", pady=2)
self._console_button(edit, "Reverse motor", self.toggle_servo_reversed, width=165).pack(fill="x", pady=2)
ctk.CTkLabel(edit, text="Changes require DISARMED", text_color="#a16207").pack(pady=(8, 0))
log_frame = ctk.CTkFrame(workspace, fg_color="transparent")
log_frame.pack(fill="x", padx=28, pady=(0, 12))
self.log_frame = log_frame
self.log_path_text = tk.StringVar(value="Session log starts when connected")
ctk.CTkLabel(log_frame, textvariable=self.log_path_text, anchor="w", text_color="#8b8d8f",
font=ctk.CTkFont("Helvetica", 9)).pack(side="left", fill="x", expand=True)
self._console_button(log_frame, "Open logs", self.open_logs_folder, width=96).pack(side="right")
self.status_text = tk.StringVar(value="Ready. Controls are neutral; vehicle is not connected.")
ctk.CTkLabel(workspace, textvariable=self.status_text, anchor="w", height=34,
corner_radius=12, fg_color="#eeeeea", text_color="#65686a",
font=ctk.CTkFont("Helvetica", 9)).pack(fill="x", padx=28, pady=(0, 18))
def refresh_ports(self):
ports = [p.device for p in list_ports.comports()]
for sim in ("tcp:127.0.0.1:5760", "udpin:127.0.0.1:14550"):
if sim not in ports:
ports.append(sim)
self.port.configure(values=ports)
if ports and self.port.get() not in ports:
self.port.set(ports[0])
def _toggle_battery_settings(self):
if self.battery_settings_frame.winfo_ismapped():
self.battery_settings_frame.pack_forget()
else:
self.battery_settings_frame.pack(
fill="x", padx=28, pady=(0, 12), before=self.log_frame
)
def _toggle_link_settings(self):
if self.baud.winfo_ismapped():
self.baud.grid_remove()
self.rate.grid_remove()
else:
self.baud.grid(row=1, column=0, sticky="e", padx=4, pady=(6, 0))
self.rate.grid(row=1, column=1, sticky="w", padx=4, pady=(6, 0))
def _toggle_motor_setup(self):
if self.assignments_frame.winfo_ismapped():
self.assignments_frame.pack_forget()
else:
self.assignments_frame.pack(
fill="x", padx=28, pady=(0, 12), before=self.log_frame
)
def _load_battery_settings(self):
try:
saved = json.loads(self.battery_config_path.read_text(encoding="utf-8"))
for key in self.battery_config:
if key in saved:
self.battery_config[key] = saved[key]
except (OSError, ValueError, TypeError):
pass
def _apply_battery_settings(self):
try:
config = {
"cells": int(self.battery_cells.get()),
"capacity_mah": int(self.battery_capacity.get()),
"c_rating": float(self.battery_c_rating.get()),
"full_v_per_cell": float(self.battery_full_cell.get()),
"empty_v_per_cell": float(self.battery_empty_cell.get()),
"warning_percent": int(self.battery_warning.get()),
}
if not 1 <= config["cells"] <= 12:
raise ValueError("cell count must be between 1 and 12")
if config["capacity_mah"] <= 0 or config["c_rating"] <= 0:
raise ValueError("capacity and C rating must be positive")
if not config["full_v_per_cell"] > config["empty_v_per_cell"] > 0:
raise ValueError("full V/cell must be greater than empty V/cell")
if not 0 <= config["warning_percent"] <= 100:
raise ValueError("warning percentage must be between 0 and 100")
self.battery_config = config
self.battery_config_path.write_text(
json.dumps(config, indent=2) + "\n", encoding="utf-8"
)
self._update_battery_display()
self.status_text.set("Battery settings saved")
except (ValueError, OSError) as exc:
messagebox.showerror("Invalid battery settings", str(exc))
def _battery_percent(self, voltage):
cells = self.battery_config["cells"]
per_cell = voltage / cells
empty = self.battery_config["empty_v_per_cell"]
full = self.battery_config["full_v_per_cell"]
return max(0.0, min(100.0, (per_cell - empty) * 100.0 / (full - empty)))
def _update_battery_display(self):
voltage = self.battery_voltage_smoothed
if voltage is None:
self.battery_summary.configure(text="Battery —", text_color="#f4f4f1")
self.battery_meta.configure(text="Waiting for voltage")
self.battery_bar.set(0)
return
cells = self.battery_config["cells"]
percent = self._battery_percent(voltage)
per_cell = voltage / cells
warning = percent <= self.battery_config["warning_percent"]
self.battery_summary.configure(
text=f"Battery {percent:.0f}%",
text_color="#ffaaa2" if warning else "#f4f4f1",
)
self.battery_meta.configure(
text=f"{voltage:.2f} V • {per_cell:.2f} V/cell • {cells}S"
+ (" • LOW" if warning else "")
)
self.battery_bar.configure(progress_color="#f08a82" if warning else "#c4e46c")
self.battery_bar.set(percent / 100.0)
def toggle_connect(self):
if self.worker.thread and self.worker.thread.is_alive():
self.worker.disconnect()
self.connect_button.configure(state="disabled")
return
if not self.port.get():
messagebox.showerror("No port", "Select a USB serial COM port.")
return
self.worker.rate_hz = int(self.rate.get())
self.worker.connect(self.port.get(), int(self.baud.get()))
self.connect_button.configure(text="Disconnect")
self.status_text.set("Opening serial port…")
def _axes_changed(self):
turn, forward = self.joystick.value
self.worker.set_axes(Axes(forward, 0.0,
float(self.vertical.get()) / 100,
turn))
def _gain_changed(self, value):
value = int(float(value))
self.worker.gain = value / 100
self.gain_text.configure(text=f"{value}%")
def _key_down(self, event):
key = event.keysym.lower()
if key in "wasdqerf":
self.keys.add(key)
self._apply_keys()
def _key_up(self, event):
key = event.keysym.lower()
self.keys.discard(key)
self._apply_keys()
def _apply_keys(self):
turn = (1 if ("d" in self.keys or "e" in self.keys) else 0) - (
1 if ("a" in self.keys or "q" in self.keys) else 0
)
forward = (1 if "w" in self.keys else 0) - (1 if "s" in self.keys else 0)
vertical = (1 if "r" in self.keys else 0) - (1 if "f" in self.keys else 0)
planar = (turn, forward)
if planar != self.keyboard_planar:
if turn or forward:
self.joystick.set_immediate(float(turn), float(forward))
else:
self.joystick._release()
self.keyboard_planar = planar
if vertical != self.keyboard_vertical:
if vertical:
self.vertical.set_immediate(vertical * 100)
else:
self.vertical.spring_to_center()
self.keyboard_vertical = vertical
self._axes_changed()
def arm(self):
if not messagebox.askyesno("Arm vehicle", "Propellers removed or vehicle securely restrained?\n\nArm now?"):
return
try:
self.worker.log("OPERATOR", "clicked ARM")
self.worker.command_arm(True)
self.status_text.set("Arm command sent; waiting for ACK/heartbeat…")
except Exception as exc:
messagebox.showerror("Cannot arm", str(exc))
def disarm(self):
try:
self.worker.log("OPERATOR", "clicked DISARM")
self.worker.command_arm(False)
self.status_text.set("Disarm command sent; neutral sent")
except Exception as exc:
messagebox.showerror("Cannot disarm", str(exc))
def set_manual(self):
try:
self.worker.log("OPERATOR", "clicked SET MANUAL")
self.worker.set_manual_mode()
self.status_text.set("MANUAL mode request sent")
except Exception as exc:
messagebox.showerror("Cannot set mode", str(exc))
def open_logs_folder(self):
log_dir = Path(__file__).resolve().parent / "logs"
log_dir.mkdir(exist_ok=True)
os.startfile(log_dir)
def _selected_servo(self):
selection = self.servo_tree.selection()
if not selection:
raise RuntimeError("Select a SERVO output in the table first")
return int(selection[0])
def apply_servo_function(self):
try:
servo = self._selected_servo()
choice = self.motor_function.get()
if choice.startswith("Motor "):
motor = int(choice.split()[1])
function = 32 + motor if motor <= 8 else 73 + motor
else:
function = 0
description = MOTOR_FUNCTIONS.get(function, "Unassigned")
if not messagebox.askyesno(
"Change output function",
f"Set SERVO{servo}_FUNCTION to {description} ({function})?\n\n"
"This changes the autopilot configuration.",
):
return
self.worker.set_parameter(f"SERVO{servo}_FUNCTION", function)
except Exception as exc:
messagebox.showerror("Cannot change function", str(exc))
def toggle_servo_reversed(self):
try:
servo = self._selected_servo()
function = self.servo_functions.get(servo)
motor = motor_number_for_function(function)
if motor is None:
raise RuntimeError(
f"SERVO{servo} is not assigned to an ArduSub Motor function"
)
current = self.motor_directions.get(motor)
if current is None:
raise RuntimeError(f"MOT_{motor}_DIRECTION has not been read yet")
new_value = -1 if current == 1 else 1
if not messagebox.askyesno(
"Reverse motor output",
f"SERVO{servo} is Motor {motor}.\n"
f"Set MOT_{motor}_DIRECTION to {new_value}?\n\n"
"Test direction with propellers removed after changing this.",
):
return
self.worker.set_parameter(f"MOT_{motor}_DIRECTION", new_value)
except Exception as exc:
messagebox.showerror("Cannot reverse output", str(exc))
def _refresh_servo_row(self, number):
function = self.servo_functions.get(number)
motor = motor_number_for_function(function)
direction = self.motor_directions.get(motor) if motor is not None else None
if function is None:
function_text = "Waiting…"
else:
function_text = f"{MOTOR_FUNCTIONS.get(function, 'Other / unassigned')} ({function})"
if motor is None:
reversed_text = "—"
elif direction is None:
reversed_text = "Waiting…"
else:
reversed_text = "Yes" if direction == -1 else "No"
self.servo_tree.item(str(number), values=(f"SERVO{number}", function_text, reversed_text))
def _poll(self):
try:
while True:
event = self.events.get_nowait()
kind = event[0]
if kind == "heartbeat":
_, system, autopilot, mode, armed = event[:5]
self.vehicle_label.configure(
text=f"{mode} • {'ARMED' if armed else 'DISARMED'}"
)
self.link_label.configure(text="● LINK OK", text_color="#c4e46c")
elif kind in ("status", "statustext"):
self.status_text.set(event[1])
elif kind == "ack":
self.status_text.set(f"Command {event[1]} ACK: {event[2]}")
elif kind == "servo_param":
_, param_id, value = event
number = int(param_id[5:param_id.index("_")])
self.servo_functions[number] = value
self._refresh_servo_row(number)
elif kind == "motor_direction":
_, motor, value = event
self.motor_directions[motor] = value
for number in range(1, 17):
if motor_number_for_function(self.servo_functions.get(number)) == motor:
self._refresh_servo_row(number)
elif kind == "battery":
self.battery_voltage = event[1]
if self.battery_voltage_smoothed is None:
self.battery_voltage_smoothed = self.battery_voltage
else:
self.battery_voltage_smoothed = (
0.75 * self.battery_voltage_smoothed + 0.25 * self.battery_voltage
)
self._update_battery_display()
elif kind == "param_saved":
self.status_text.set(f"Confirmed: {event[1]}={event[2]}")
elif kind == "param_missing":
self.status_text.set(f"No response for {event[1]}; continuing scan…")
elif kind == "param_scan_complete":
count = sum(value in MOTOR_FUNCTIONS for value in self.servo_functions.values())
self.status_text.set(f"Servo scan complete: {count} motor output(s) assigned")
elif kind == "log_path":
self.log_path_text.set(f"Log: {event[1]}")
elif kind == "error":
self.status_text.set(event[1])
messagebox.showerror("MAVLink", event[1])
elif kind == "disconnected":
self.connect_button.configure(text="Connect", state="normal")
self.link_label.configure(text="● DISCONNECTED", text_color="#f08a82")
self.vehicle_label.configure(text="No heartbeat")
self.battery_voltage = None
self.battery_voltage_smoothed = None
self._update_battery_display()
self.servo_functions.clear()
self.motor_directions.clear()
for number in range(1, 17):
self.servo_tree.item(str(number), values=(f"SERVO{number}", "Waiting…", "Waiting…"))
except queue.Empty:
pass
self.after(50, self._poll)
def _link_watchdog(self):
if self.worker.target_system and time.monotonic() - self.worker.last_heartbeat > 5.0:
if time.monotonic() - self.worker.last_rx < 2.0:
text = "● DATA OK / HEARTBEAT DELAYED"
else:
text = "● ALL LINK DATA LOST"
self.link_label.configure(text=text, text_color="#f08a82")
self.worker._send_control(force_neutral=True)
self.after(500, self._link_watchdog)
def close(self):
self.worker.disconnect()
self.after(150, self.destroy)
if __name__ == "__main__":
# The production interface is CSS/HTML rendered by the local WebView.
# The Tk classes remain in this module as a fallback and to keep the
# MAVLink worker import-compatible with older installations.
from web_ui import main as run_web_interface
run_web_interface()