Thomas Ales
44febe34b8
gui/qt_workers.py — one QueueWorker base replaces the per-device command queue + dispatch + signal boilerplate. The loop blocks on the queue instead of waking 10-20x/second forever (test_idle_worker_does_not_spin asserts an idle worker burns ~no CPU). PollingQueueWorker adds self-rescheduling polling: the next poll is queued only after the previous finishes, so a device slower than the interval can't accumulate a backlog (test_polling_never_overlaps_or_backs_up). Helios responsiveness — the concrete bug that motivated the above: a free running 1 s QTimer queued a status poll that took ~2 s, so the queue grew for as long as the panel stayed connected. - helios_laser._query reads until the CR terminator instead of sleeping a fixed 0.05 + 0.2 s per query - one _query_int() helper replaces five copies of parse-with-logging - polling is now driven by the worker; HeliosWindow's QTimer is gone - dropped __del__, which disabled the laser and wrote to the serial port from the garbage collector at an unpredictable time helios_test_app.py — the worker was moveToThread'd but every call site invoked its methods directly, so all serial I/O (including the sleeps) ran on the GUI thread; Query All froze the UI for ~2 s. Calls now go through a queued signal to a pyqtSlot. Also: connect/disconnect cycles leaked a QThread + worker + 9 connections each time; 16 copies of the not-connected guard collapse to _require_connection(); the Query Power button called a method that has never existed (AttributeError popup) and is now disabled and documented in KNOWN_ISSUES. DCBiasImageWidget preallocates its image and uses set_data/set_clim, so the live preview stops rebuilding the array and the whole artist tree per row (O(rows^2) over a scan). bbd20x: connect() now raises when no bays respond instead of reporting success on the wrong port; disconnect() joins with a timeout so a wedged reader can't hang shutdown; one _channel_for() helper replaces four copy-pasted axis mappings; hardcoded travel limits become TRAVEL_MM; the joke error strings are gone. gui/widgets.py adds the shared ConnectionBar / PortSelector / bounded LogConsole / StatusGrid for the test benches to adopt. 65 tests passing. Co-Authored-By: Claude Opus 5 <noreply@anthropic.com>
1398 lines
57 KiB
Python
Executable File
1398 lines
57 KiB
Python
Executable File
#!/opt/srasenv/bin/python3
|
||
"""
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||
sc3_aui_app.py — Scanengine-3 AUI
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Loads sc3-aui-main.ui, sc3-aui-camera.ui, sc3-aui-scanprogress.ui via uic
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and wires up T3R, BBD202, oscilloscope, and camera hardware workers.
|
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"""
|
||
|
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import struct
|
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import sys
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||
import time
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from pathlib import Path
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from threading import Thread
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import numpy as np
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from PyQt6 import uic
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from PyQt6.QtCore import QObject, QThread, QTimer, Qt, pyqtSignal
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from PyQt6.QtGui import QImage, QPixmap
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from PyQt6.QtWidgets import (
|
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QApplication, QDialog, QDialogButtonBox, QFileDialog, QHBoxLayout, QLabel,
|
||
QListWidget, QListWidgetItem, QMainWindow, QMessageBox, QPushButton,
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||
QSizePolicy, QVBoxLayout, QWidget,
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||
)
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||
from matplotlib.backends.backend_qt5agg import FigureCanvasQTAgg as FigureCanvas
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from matplotlib.figure import Figure
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ROOT = Path(__file__).parent
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sys.path.insert(0, str(ROOT))
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||
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from core.config import ScanDefaults
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from core.rotation import DEFAULT_ROTATION, RotationAxis
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from core.scan_engine import (
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ResumeState,
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LASER_FREQ_HZ, SCAN_VELOCITY_MM_S,
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)
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from core.scan_geometry import ScanPlan, EtaEstimator, build_plan, format_eta
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from core.scan_resume import is_compatible, plan_resume
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from core.scope_sras import SAMPLE_RATE_HZ, configure_channels
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from core.sras_format import SCAN_CHANNELS, SrasFile, plan_from_header
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from gui.qt_t3r import QtT3RAdapter
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from gui.qt_workers import PollingQueueWorker, QueueWorker
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from gui.scan_bridge import QtScanController
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from hardware.helios_laser import HeliosLaser
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from hardware.pybbd202 import AXIS_X, AXIS_Y, ThorlabsServoDriver
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from hardware.tektronix_base import TektronixOscilloscopeBase
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||
from hardware.uc480_camera import (
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||
CameraStreamThread, UC480Camera, find_camera_bus_conflicts,
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||
)
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||
from t3r_control_panel import T3RControlPanel
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||
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||
DEFAULTS = ScanDefaults.load()
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||
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||
BBD_DEFAULT_JOG_MM = 0.5 # default jog step for BBD202
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||
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||
|
||
class DCBiasImageWidget(FigureCanvas):
|
||
"""Live 2D DC-bias image: rows × frames, matching the viewer's DC image.
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||
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||
The image buffer is allocated once per scan and updated in place. The
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||
previous version rebuilt the whole array and the entire matplotlib
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||
artist tree on every row, so the live preview got steadily slower as a
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||
scan progressed (O(rows²) work for one scan).
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||
"""
|
||
|
||
def __init__(self, parent=None):
|
||
fig = Figure(tight_layout=True)
|
||
super().__init__(fig)
|
||
self.setParent(parent)
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||
self.setMinimumSize(300, 150)
|
||
self.setSizePolicy(
|
||
QSizePolicy.Policy.Expanding,
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||
QSizePolicy.Policy.Expanding,
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||
)
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||
self.ax = fig.add_subplot(111)
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self._img: np.ndarray | None = None
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||
self._im = None
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||
self._placeholder = None
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||
self._reset_axes()
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||
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||
def _reset_axes(self):
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||
self.ax.clear()
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||
self.ax.set_title("DC Bias Preview (ADC counts)")
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||
self.ax.set_xlabel("Frame")
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||
self.ax.set_ylabel("Row")
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||
self._placeholder = self.ax.text(
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||
0.5, 0.5, "Waiting for data…", transform=self.ax.transAxes,
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||
ha="center", va="center", color="gray")
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||
self._im = None
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||
self.draw_idle()
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||
|
||
def begin_scan(self, n_rows: int, n_frames: int):
|
||
"""Preallocate the image for a scan of this shape."""
|
||
self._img = np.full((max(1, n_rows), max(1, n_frames)), np.nan,
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||
dtype=np.float32)
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||
self._reset_axes()
|
||
|
||
def add_row(self, row_index: int, values):
|
||
"""Store per-frame DC means for row_index (1-based) and refresh."""
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||
row = np.asarray(values, dtype=np.float32)
|
||
idx = row_index - 1
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||
|
||
# Grow only if the scan turned out taller/wider than announced.
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if self._img is None:
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||
self.begin_scan(idx + 1, len(row))
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||
if idx >= self._img.shape[0] or len(row) > self._img.shape[1]:
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||
grown = np.full((max(idx + 1, self._img.shape[0]),
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max(len(row), self._img.shape[1])),
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||
np.nan, dtype=np.float32)
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||
grown[:self._img.shape[0], :self._img.shape[1]] = self._img
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||
self._img = grown
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||
self._im = None # extent changed; rebuild the artist once
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||
self._img[idx, :len(row)] = row
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||
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||
if self._im is None:
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if self._placeholder is not None:
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||
self._placeholder.remove()
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||
self._placeholder = None
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||
self._im = self.ax.imshow(
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self._img, aspect="auto", origin="upper",
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cmap="viridis", interpolation="nearest",
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)
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||
else:
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self._im.set_data(self._img)
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||
finite = self._img[np.isfinite(self._img)]
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||
if finite.size:
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||
self._im.set_clim(float(finite.min()), float(finite.max()))
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||
self.draw_idle()
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||
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||
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||
BBD_JOG_SPEED_MM_S = 10.0
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||
BBD_JOG_ACCEL_MM_S2 = 50.0
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||
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||
# ── BBD202 worker ─────────────────────────────────────────────────────────────
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class BBD202Worker(PollingQueueWorker):
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"""Manages ThorlabsServoDriver (MLS203-1) in a worker thread."""
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position_updated = pyqtSignal(float, float) # x_mm, y_mm
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homed_status = pyqtSignal(bool, bool) # x_homed, y_homed
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||
POLL_INTERVAL_S = 0.2
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||
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def __init__(self):
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super().__init__(poll_interval_s=self.POLL_INTERVAL_S)
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self.controller: ThorlabsServoDriver | None = None
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self.scanning_active = False # pause polling during a scan
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self._jog_step = BBD_DEFAULT_JOG_MM
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self._last_pos: tuple[float, float] | None = None
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self._last_homed: tuple[bool, bool] | None = None
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self._handlers.update({
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"connect": self._do_connect,
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"disconnect": self._do_disconnect,
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"jog": self._do_jog,
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"home_all": self._do_home_all,
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"enable_all": self._do_enable_all,
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})
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def _on_stop(self):
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if self.controller:
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try:
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self.controller.disconnect()
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except Exception:
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pass
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def _do_connect(self, port: str):
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try:
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self.controller = ThorlabsServoDriver()
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self.controller.serial_port = port
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self.controller.connect()
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self.controller.enable_axis(AXIS_X)
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self.controller.enable_axis(AXIS_Y)
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self.controller.start_polling(interval=0.2)
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time.sleep(0.3)
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self.controller.set_velocity_params(AXIS_X, max_velocity=BBD_JOG_SPEED_MM_S,
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acceleration=BBD_JOG_ACCEL_MM_S2)
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self.controller.set_velocity_params(AXIS_Y, max_velocity=BBD_JOG_SPEED_MM_S,
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acceleration=BBD_JOG_ACCEL_MM_S2)
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self.is_connected = True
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self.connected.emit()
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self.start_polling()
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except Exception as e:
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self.connection_failed.emit(str(e))
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def _do_disconnect(self):
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self.stop_polling()
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if self.controller:
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try:
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self.controller.disconnect()
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except Exception:
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pass
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self.controller = None
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self.is_connected = False
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self.disconnected.emit()
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def _do_jog(self, axis: str, direction: int):
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if not self.controller:
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return
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dest = AXIS_X if axis == "x" else AXIS_Y
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try:
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self.controller.move_axis_relative(dest, self._jog_step * direction, timeout=2.0)
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except TimeoutError:
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pass
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def _do_home_all(self):
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if not self.controller:
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return
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def _home_task():
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for dest, name in [(AXIS_X, "X"), (AXIS_Y, "Y")]:
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try:
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self.controller.home_axis(dest, timeout=120.0)
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except Exception as e:
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self.error_occurred.emit(f"Home {name} failed: {e}")
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Thread(target=_home_task, daemon=True).start()
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def _do_enable_all(self):
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if not self.controller:
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return
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self.controller.toggle_enabled_state(AXIS_X)
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self.controller.toggle_enabled_state(AXIS_Y)
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def _poll_once(self):
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"""Emit position/homed updates, but only when they actually change."""
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if self.scanning_active or not self.controller:
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return
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try:
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pos = (self.controller.positions[0], self.controller.positions[1])
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if pos != self._last_pos:
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self._last_pos = pos
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self.position_updated.emit(*pos)
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homed = (self.controller.am_homed[0], self.controller.am_homed[1])
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if homed != self._last_homed:
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self._last_homed = homed
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self.homed_status.emit(*homed)
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except Exception:
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pass
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# ── Queue API ─────────────────────────────────────────────────────────────
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def queue_connect(self, port: str):
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self._enqueue("connect", port=port)
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def queue_disconnect(self):
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self._enqueue("disconnect")
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def queue_jog(self, axis: str, direction: int):
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self._enqueue("jog", axis=axis, direction=direction)
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def queue_home_all(self):
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self._enqueue("home_all")
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def queue_enable_all(self):
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self._enqueue("enable_all")
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||
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# ── Oscilloscope worker ───────────────────────────────────────────────────────
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class OscopeWorker(QueueWorker):
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"""Manages TektronixOscilloscopeBase in a worker thread."""
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||
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||
def __init__(self):
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super().__init__()
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||
self.scope: TektronixOscilloscopeBase | None = None
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self._handlers.update({
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"connect": self._do_connect,
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"disconnect": self._do_disconnect,
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})
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||
def _on_stop(self):
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if self.scope:
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try:
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||
self.scope.disconnect()
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except Exception:
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||
pass
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||
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||
def _do_connect(self, ip: str):
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try:
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self.scope = TektronixOscilloscopeBase(resource_name=ip, port=4000, timeout=10.0)
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self.scope.connect()
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configure_channels(self.scope)
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self.is_connected = True
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self.connected.emit()
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except Exception as e:
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self.connection_failed.emit(str(e))
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||
|
||
def _do_disconnect(self):
|
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if self.scope:
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||
try:
|
||
self.scope.disconnect()
|
||
except Exception:
|
||
pass
|
||
self.scope = None
|
||
self.is_connected = False
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||
self.disconnected.emit()
|
||
|
||
def queue_connect(self, ip: str):
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||
self._enqueue("connect", ip=ip)
|
||
|
||
def queue_disconnect(self):
|
||
self._enqueue("disconnect")
|
||
|
||
|
||
# ── Helios laser worker ───────────────────────────────────────────────────────
|
||
|
||
class HeliosWorker(PollingQueueWorker):
|
||
"""Manages HeliosLaser in a worker thread using a command queue.
|
||
|
||
Status polling is self-rescheduling: the next poll is queued only once
|
||
the previous completes. A free-running 1 s timer used to queue a ~2 s
|
||
job, so the queue grew without bound and the panel fell further behind
|
||
the longer it stayed connected.
|
||
"""
|
||
enabled_updated = pyqtSignal(bool)
|
||
current_updated = pyqtSignal(int)
|
||
diode_temp_updated = pyqtSignal(float)
|
||
pstage_temp_updated = pyqtSignal(float)
|
||
qswitch_temp_updated = pyqtSignal(float)
|
||
status_registers_updated = pyqtSignal(object, object, object) # LER, LCE, CCE (int|None)
|
||
|
||
POLL_INTERVAL_S = 1.0
|
||
|
||
def __init__(self):
|
||
super().__init__(poll_interval_s=self.POLL_INTERVAL_S)
|
||
self._laser: HeliosLaser | None = None
|
||
self._handlers.update({
|
||
"connect": self._do_connect,
|
||
"disconnect": self._do_disconnect,
|
||
"set_enable": self._do_set_enable,
|
||
"set_current": self._do_set_current,
|
||
})
|
||
|
||
def _on_stop(self):
|
||
if self._laser:
|
||
try:
|
||
self._laser.disconnect()
|
||
except Exception:
|
||
pass
|
||
|
||
def _do_connect(self, port: str):
|
||
try:
|
||
self._laser = HeliosLaser(timeout=1.0)
|
||
if not self._laser.connect(port):
|
||
self._laser = None
|
||
self.connection_failed.emit("Failed to open serial port")
|
||
return
|
||
self.is_connected = True
|
||
self.connected.emit()
|
||
self.start_polling()
|
||
except Exception as e:
|
||
self._laser = None
|
||
self.connection_failed.emit(str(e))
|
||
|
||
def _do_disconnect(self):
|
||
self.stop_polling()
|
||
if self._laser:
|
||
try:
|
||
self._laser.set_laser_enable(False)
|
||
except Exception:
|
||
pass
|
||
try:
|
||
self._laser.disconnect()
|
||
except Exception:
|
||
pass
|
||
self._laser = None
|
||
self.is_connected = False
|
||
self.disconnected.emit()
|
||
|
||
def _do_set_enable(self, enable: bool):
|
||
if not self._laser:
|
||
return
|
||
self._laser.set_laser_enable(enable)
|
||
self.enabled_updated.emit(self._laser.is_laser_enabled())
|
||
|
||
def _do_set_current(self, current_ma: int):
|
||
if not self._laser:
|
||
return
|
||
self._laser.set_current_ma(current_ma)
|
||
self.current_updated.emit(current_ma)
|
||
|
||
def _poll_once(self):
|
||
"""Read the full status set. Individual reads are allowed to fail
|
||
(a timed-out register shouldn't suppress the rest of the panel)."""
|
||
if not self._laser or not self._laser.is_connected:
|
||
return
|
||
try:
|
||
self.status_registers_updated.emit(*self._laser.get_status_registers())
|
||
except Exception:
|
||
pass
|
||
try:
|
||
self.enabled_updated.emit(self._laser.is_laser_enabled())
|
||
except Exception:
|
||
pass
|
||
for getter, signal in (
|
||
(self._laser.get_current_ma, self.current_updated),
|
||
(self._laser.get_diode_temp_c, self.diode_temp_updated),
|
||
(self._laser.get_power_stage_temp_c, self.pstage_temp_updated),
|
||
(self._laser.get_qswitch_temp_c, self.qswitch_temp_updated),
|
||
):
|
||
try:
|
||
value = getter()
|
||
if value is not None:
|
||
signal.emit(value)
|
||
except Exception:
|
||
pass
|
||
|
||
def queue_connect(self, port: str):
|
||
self._enqueue("connect", port=port)
|
||
|
||
def queue_disconnect(self):
|
||
self._enqueue("disconnect")
|
||
|
||
def queue_set_enable(self, enable: bool):
|
||
self._enqueue("set_enable", enable=enable)
|
||
|
||
def queue_set_current(self, current_ma: int):
|
||
self._enqueue("set_current", current_ma=current_ma)
|
||
|
||
|
||
# ── Camera window popup ───────────────────────────────────────────────────────
|
||
|
||
class CameraWindow(QWidget):
|
||
"""Camera display popup — auto-connects on show, auto-disconnects on close."""
|
||
|
||
closed = pyqtSignal()
|
||
|
||
def __init__(self, parent: QWidget | None = None):
|
||
super().__init__(parent, Qt.WindowType.Window)
|
||
uic.loadUi(ROOT / "sc3-aui-camera.ui", self)
|
||
self.setWindowTitle("uC480 Camera")
|
||
|
||
self._camera: UC480Camera | None = None
|
||
self._stream: CameraStreamThread | None = None
|
||
|
||
# Banner warning when the camera shares a USB controller with serial
|
||
# adapters — opening any of those ports (T3R, BBD202, …) collapses
|
||
# the delivered frame rate to <2 fps (USB split-transaction
|
||
# contention), which makes focusing impossible.
|
||
self._bus_warn_label = QLabel(self)
|
||
self._bus_warn_label.setWordWrap(True)
|
||
self._bus_warn_label.setStyleSheet(
|
||
"background: #7f1d1d; color: white; padding: 6px; font-weight: bold;")
|
||
self._bus_warn_label.setVisible(False)
|
||
self.verticalLayout.insertWidget(0, self._bus_warn_label)
|
||
|
||
# Overlay a QLabel for frame rendering on top of the native display widget
|
||
self._frame_label = QLabel(self.uc480_display_area)
|
||
self._frame_label.setGeometry(
|
||
0, 0,
|
||
self.uc480_display_area.width(),
|
||
self.uc480_display_area.height(),
|
||
)
|
||
self._frame_label.setAlignment(Qt.AlignmentFlag.AlignCenter)
|
||
self._frame_label.setStyleSheet("background: black;")
|
||
|
||
self.uc480_exposure_slider.setRange(1, 500) # 0.1 ms … 50 ms (×0.1)
|
||
self.uc480_gain_slider.setRange(0, 100)
|
||
|
||
self.uc480_exposure_slider.valueChanged.connect(self._set_exposure)
|
||
self.uc480_gain_slider.valueChanged.connect(self._set_gain)
|
||
self.uc480_start_btn.clicked.connect(self._start_stream)
|
||
self.uc480_stop_btn.clicked.connect(self._stop_stream)
|
||
self.uc480_close_window_btn.clicked.connect(self.close)
|
||
|
||
self._update_controls()
|
||
|
||
def showEvent(self, event):
|
||
super().showEvent(event)
|
||
self._connect_camera()
|
||
self._start_stream()
|
||
|
||
def closeEvent(self, event):
|
||
self._stop_stream()
|
||
self._disconnect_camera()
|
||
super().closeEvent(event)
|
||
self.closed.emit()
|
||
|
||
def _connect_camera(self):
|
||
if self._camera is not None:
|
||
return
|
||
try:
|
||
self._camera = UC480Camera()
|
||
self._camera.initialize()
|
||
exp_ms = self._camera.get_exposure()
|
||
self.uc480_exposure_slider.blockSignals(True)
|
||
self.uc480_exposure_slider.setValue(max(1, round(exp_ms * 10)))
|
||
self.uc480_exposure_slider.blockSignals(False)
|
||
except Exception as e:
|
||
self._camera = None
|
||
self._frame_label.setText(f"Camera error:\n{e}")
|
||
self._refresh_bus_warning()
|
||
self._update_controls()
|
||
|
||
def _refresh_bus_warning(self):
|
||
conflicts = find_camera_bus_conflicts()
|
||
if conflicts:
|
||
devs = ", ".join(
|
||
f"/dev/{name} ({product})" if product else f"/dev/{name}"
|
||
for name, _, product in conflicts
|
||
)
|
||
self._bus_warn_label.setText(
|
||
f"⚠ Camera shares a USB controller with: {devs}. Opening any of "
|
||
f"these serial ports (T3R panel, BBD202, …) will collapse the "
|
||
f"frame rate. Fix: plug the camera into a USB-3 (xHCI) port."
|
||
)
|
||
self._bus_warn_label.setVisible(bool(conflicts))
|
||
|
||
def _disconnect_camera(self):
|
||
if self._camera:
|
||
try:
|
||
self._camera.cleanup()
|
||
except Exception:
|
||
pass
|
||
self._camera = None
|
||
self._update_controls()
|
||
|
||
def _start_stream(self):
|
||
if self._stream is not None or self._camera is None:
|
||
return
|
||
self._stream = CameraStreamThread(self._camera)
|
||
self._stream.frame_ready.connect(self._on_frame)
|
||
self._stream.start()
|
||
self._update_controls()
|
||
|
||
def _stop_stream(self):
|
||
if self._stream:
|
||
self._stream.stop()
|
||
self._stream = None
|
||
self._update_controls()
|
||
|
||
def _on_frame(self, image: QImage):
|
||
px = QPixmap.fromImage(image).scaled(
|
||
self._frame_label.width(),
|
||
self._frame_label.height(),
|
||
Qt.AspectRatioMode.KeepAspectRatio,
|
||
Qt.TransformationMode.FastTransformation,
|
||
)
|
||
self._frame_label.setPixmap(px)
|
||
|
||
def _set_exposure(self, val: int):
|
||
if self._camera:
|
||
try:
|
||
self._camera.set_exposure(val * 0.1)
|
||
except Exception:
|
||
pass
|
||
|
||
def _set_gain(self, val: int):
|
||
if self._camera:
|
||
try:
|
||
self._camera.set_gain(val)
|
||
except Exception:
|
||
pass
|
||
|
||
def _update_controls(self):
|
||
camera_ok = self._camera is not None
|
||
streaming = self._stream is not None
|
||
self.uc480_start_btn.setEnabled(camera_ok and not streaming)
|
||
self.uc480_stop_btn.setEnabled(streaming)
|
||
self.uc480_exposure_slider.setEnabled(camera_ok)
|
||
self.uc480_gain_slider.setEnabled(camera_ok)
|
||
|
||
|
||
# ── Helios laser panel ────────────────────────────────────────────────────────
|
||
|
||
class HeliosWindow(QWidget):
|
||
"""Helios laser control panel — shown/hidden with a toggle in the main window."""
|
||
|
||
closed = pyqtSignal()
|
||
|
||
def __init__(self, worker: HeliosWorker, parent: QWidget | None = None):
|
||
super().__init__(parent, Qt.WindowType.Window)
|
||
uic.loadUi(ROOT / "sc3-aui-helios.ui", self)
|
||
self.setWindowTitle("Helios Laser")
|
||
|
||
self._worker = worker
|
||
# Polling is driven by the worker itself (self-rescheduling), so
|
||
# there is no timer here to outpace the device.
|
||
self._wire_signals()
|
||
self._update_controls(False)
|
||
self._set_emission_indicator(False)
|
||
|
||
def closeEvent(self, event):
|
||
if self._worker.is_connected:
|
||
self._worker.queue_disconnect()
|
||
super().closeEvent(event)
|
||
self.closed.emit()
|
||
|
||
def _wire_signals(self):
|
||
self.helios_connect_toggle.toggled.connect(self._on_connect_toggle)
|
||
self._worker.connected.connect(self._on_connected)
|
||
self._worker.disconnected.connect(self._on_disconnected)
|
||
self._worker.connection_failed.connect(self._on_connection_failed)
|
||
|
||
self.helios_enable_btn.toggled.connect(self._on_enable_toggle)
|
||
self._worker.enabled_updated.connect(self._on_enabled_updated)
|
||
|
||
self.helios_set_current_btn.clicked.connect(self._on_set_current)
|
||
self._worker.current_updated.connect(self._on_current_updated)
|
||
self._worker.diode_temp_updated.connect(
|
||
lambda t: self.helios_temp_diode_label.setText(f"{t:.1f} °C")
|
||
)
|
||
self._worker.pstage_temp_updated.connect(
|
||
lambda t: self.helios_temp_pstage_label.setText(f"{t:.1f} °C")
|
||
)
|
||
self._worker.qswitch_temp_updated.connect(
|
||
lambda t: self.helios_temp_qswitch_label.setText(f"{t:.1f} °C")
|
||
)
|
||
self._worker.status_registers_updated.connect(self._on_status_registers)
|
||
self._worker.error_occurred.connect(
|
||
lambda m: self.helios_status_label.setText(m)
|
||
)
|
||
|
||
def _on_connect_toggle(self, checked: bool):
|
||
if checked:
|
||
self.helios_connect_toggle.setText("Connecting…")
|
||
self.helios_connect_toggle.setEnabled(False)
|
||
port = self.helios_port_edit.text().strip()
|
||
DEFAULTS.helios_port = port
|
||
DEFAULTS.save()
|
||
self._worker.queue_connect(port)
|
||
else:
|
||
self._worker.queue_disconnect()
|
||
|
||
def _on_connected(self):
|
||
self.helios_connect_toggle.setEnabled(True)
|
||
self.helios_connect_toggle.setText("Disconnect")
|
||
self.helios_status_label.setText("Connected")
|
||
self._update_controls(True)
|
||
|
||
def _on_disconnected(self):
|
||
self.helios_connect_toggle.blockSignals(True)
|
||
self.helios_connect_toggle.setChecked(False)
|
||
self.helios_connect_toggle.setText("Connect")
|
||
self.helios_connect_toggle.setEnabled(True)
|
||
self.helios_connect_toggle.blockSignals(False)
|
||
self.helios_status_label.setText("Disconnected")
|
||
self._update_controls(False)
|
||
|
||
def _on_connection_failed(self, msg: str):
|
||
self.helios_connect_toggle.blockSignals(True)
|
||
self.helios_connect_toggle.setChecked(False)
|
||
self.helios_connect_toggle.setText("Connect")
|
||
self.helios_connect_toggle.setEnabled(True)
|
||
self.helios_connect_toggle.blockSignals(False)
|
||
self.helios_status_label.setText(f"Failed: {msg}")
|
||
self._update_controls(False)
|
||
|
||
def _set_emission_indicator(self, enabled: bool):
|
||
if enabled:
|
||
self.helios_emission_indicator.setStyleSheet(
|
||
"background-color: #ff2222; border-radius: 10px;"
|
||
)
|
||
else:
|
||
self.helios_emission_indicator.setStyleSheet(
|
||
"background-color: #444444; border-radius: 10px;"
|
||
)
|
||
|
||
def _on_enable_toggle(self, checked: bool):
|
||
self.helios_enable_btn.setText("Disable Laser" if checked else "Enable Laser")
|
||
self._worker.queue_set_enable(checked)
|
||
|
||
def _on_enabled_updated(self, enabled: bool):
|
||
self.helios_enable_btn.blockSignals(True)
|
||
self.helios_enable_btn.setChecked(enabled)
|
||
self.helios_enable_btn.setText("Disable Laser" if enabled else "Enable Laser")
|
||
self.helios_enable_btn.blockSignals(False)
|
||
self._set_emission_indicator(enabled)
|
||
|
||
def _on_set_current(self):
|
||
self._worker.queue_set_current(self.helios_current_spin.value())
|
||
|
||
def _on_current_updated(self, current_ma: int):
|
||
self.helios_current_spin.blockSignals(True)
|
||
self.helios_current_spin.setValue(current_ma)
|
||
self.helios_current_spin.blockSignals(False)
|
||
|
||
def _reset_temperatures(self):
|
||
self.helios_temp_diode_label.setText("--- °C")
|
||
self.helios_temp_pstage_label.setText("--- °C")
|
||
self.helios_temp_qswitch_label.setText("--- °C")
|
||
|
||
def _on_status_registers(self, ler, lce, cce):
|
||
self.helios_ler_label.setText(f"0x{ler:04X}" if ler is not None else "---")
|
||
self.helios_lce_label.setText(f"0x{lce:04X}" if lce is not None else "---")
|
||
self.helios_cce_label.setText(f"0x{cce:04X}" if cce is not None else "---")
|
||
|
||
def _update_controls(self, connected: bool):
|
||
self.helios_enable_btn.setEnabled(connected)
|
||
self.helios_current_spin.setEnabled(connected)
|
||
self.helios_set_current_btn.setEnabled(connected)
|
||
if not connected:
|
||
self.helios_enable_btn.blockSignals(True)
|
||
self.helios_enable_btn.setChecked(False)
|
||
self.helios_enable_btn.setText("Enable Laser")
|
||
self.helios_enable_btn.blockSignals(False)
|
||
self._set_emission_indicator(False)
|
||
self._reset_temperatures()
|
||
self.helios_ler_label.setText("---")
|
||
self.helios_lce_label.setText("---")
|
||
self.helios_cce_label.setText("---")
|
||
|
||
|
||
# ── Resume angle picker ───────────────────────────────────────────────────────
|
||
|
||
class ResumeAngleDialog(QDialog):
|
||
"""Lets the operator pick which angles of a .sras file to (re)acquire.
|
||
|
||
Angles whose data is missing or truncated on disk are pre-checked;
|
||
any other angle can also be checked to force it to be redone (e.g. a
|
||
completed angle that's known to be bad).
|
||
"""
|
||
|
||
def __init__(self, statuses, parent: QWidget | None = None):
|
||
super().__init__(parent)
|
||
self.setWindowTitle("Select Angles to Rescan")
|
||
self.resize(480, 420)
|
||
|
||
layout = QVBoxLayout(self)
|
||
layout.addWidget(QLabel(
|
||
"Check the angle(s) to (re)acquire. Missing/truncated angles are "
|
||
"pre-checked; check any other angle to force it to be redone."
|
||
))
|
||
|
||
self.list_widget = QListWidget(self)
|
||
for s in statuses:
|
||
label = (
|
||
f"Angle {s.index + 1}/{len(statuses)} — {s.angle_deg:.2f}° — "
|
||
f"{s.n_rows_available}/{s.n_rows} rows — {s.status}"
|
||
)
|
||
item = QListWidgetItem(label)
|
||
item.setData(Qt.ItemDataRole.UserRole, s.index)
|
||
item.setCheckState(
|
||
Qt.CheckState.Unchecked if s.complete else Qt.CheckState.Checked
|
||
)
|
||
self.list_widget.addItem(item)
|
||
layout.addWidget(self.list_widget)
|
||
|
||
btn_row = QHBoxLayout()
|
||
select_all_btn = QPushButton("Select All")
|
||
select_none_btn = QPushButton("Select None")
|
||
select_all_btn.clicked.connect(lambda: self._set_all_checked(True))
|
||
select_none_btn.clicked.connect(lambda: self._set_all_checked(False))
|
||
btn_row.addWidget(select_all_btn)
|
||
btn_row.addWidget(select_none_btn)
|
||
btn_row.addStretch(1)
|
||
layout.addLayout(btn_row)
|
||
|
||
buttons = QDialogButtonBox(
|
||
QDialogButtonBox.StandardButton.Ok | QDialogButtonBox.StandardButton.Cancel
|
||
)
|
||
buttons.accepted.connect(self.accept)
|
||
buttons.rejected.connect(self.reject)
|
||
layout.addWidget(buttons)
|
||
|
||
def _set_all_checked(self, checked: bool):
|
||
state = Qt.CheckState.Checked if checked else Qt.CheckState.Unchecked
|
||
for i in range(self.list_widget.count()):
|
||
self.list_widget.item(i).setCheckState(state)
|
||
|
||
def selected_indices(self) -> list[int]:
|
||
out = []
|
||
for i in range(self.list_widget.count()):
|
||
item = self.list_widget.item(i)
|
||
if item.checkState() == Qt.CheckState.Checked:
|
||
out.append(item.data(Qt.ItemDataRole.UserRole))
|
||
return sorted(out)
|
||
|
||
|
||
# ── Scan progress popup ───────────────────────────────────────────────────────
|
||
|
||
class ScanProgressWindow(QWidget):
|
||
abort_requested = pyqtSignal()
|
||
pause_toggled = pyqtSignal(bool) # True = pause requested, False = resume
|
||
|
||
def __init__(self, parent: QWidget | None = None):
|
||
super().__init__(parent, Qt.WindowType.Window)
|
||
uic.loadUi(ROOT / "sc3-aui-scanprogress.ui", self)
|
||
self.setWindowTitle("Scan Progress")
|
||
self.abort_btn.clicked.connect(self.abort_requested.emit)
|
||
self.pause_btn.toggled.connect(self._on_pause_btn)
|
||
self.bias_image_widget = DCBiasImageWidget()
|
||
insert_pos = self.verticalLayout.count() - 2 # above PAUSE + ABORT
|
||
self.verticalLayout.insertWidget(insert_pos, QLabel("DC Bias Preview"))
|
||
self.verticalLayout.insertWidget(insert_pos + 1, self.bias_image_widget)
|
||
self.verticalLayout.setStretch(insert_pos + 1, 1)
|
||
|
||
self._eta = EtaEstimator()
|
||
|
||
def _on_pause_btn(self, checked: bool):
|
||
# Pause takes effect at the next row boundary; show the intermediate
|
||
# state until the worker confirms via on_worker_paused().
|
||
self.pause_btn.setText("PAUSING…" if checked else "PAUSE")
|
||
self.pause_toggled.emit(checked)
|
||
|
||
def on_worker_paused(self, paused: bool):
|
||
if paused and self.pause_btn.isChecked():
|
||
self.pause_btn.setText("RESUME")
|
||
|
||
def reset_pause_btn(self):
|
||
self.pause_btn.blockSignals(True)
|
||
self.pause_btn.setChecked(False)
|
||
self.pause_btn.setText("PAUSE")
|
||
self.pause_btn.blockSignals(False)
|
||
|
||
def on_row_started(self, row: int, n_rows: int, angle_idx: int, n_angles: int):
|
||
self._eta.row_started()
|
||
|
||
def update_progress(self, row: int, n_rows: int, angle_idx: int, n_angles: int):
|
||
n_rows = max(1, n_rows)
|
||
n_angles = max(1, n_angles)
|
||
|
||
self.current_scan_current_row_indicator.setText(f"Row {row} of {n_rows}")
|
||
self.overall_scan_current_angle_indicator.setText(f"Angle {angle_idx} of {n_angles}")
|
||
|
||
if row == 0:
|
||
self._eta.reset()
|
||
self.current_scan_progbar.setMaximum(n_rows)
|
||
self.current_scan_progbar.setValue(0)
|
||
self.current_scan_progbar.setFormat("Row %v/%m")
|
||
else:
|
||
self._eta.row_finished(angle_idx)
|
||
self.current_scan_progbar.setMaximum(n_rows)
|
||
self.current_scan_progbar.setValue(row)
|
||
|
||
rows_left = n_rows - row
|
||
eta_secs = self._eta.eta_secs(rows_left)
|
||
if eta_secs is not None:
|
||
self.current_scan_progbar.setFormat(
|
||
f"Row %v/%m — ETA: {format_eta(eta_secs)}")
|
||
elif rows_left == 0:
|
||
self.current_scan_progbar.setFormat("Row %v/%m — Done")
|
||
else:
|
||
self.current_scan_progbar.setFormat("Row %v/%m")
|
||
|
||
pct_ang = round(angle_idx / n_angles * 100)
|
||
self.overall_scan_progbar.setValue(pct_ang)
|
||
|
||
def update_dc_bias_plot(self, row: int, values):
|
||
self.bias_image_widget.add_row(row, values)
|
||
|
||
def begin_scan(self, n_rows: int, n_frames: int):
|
||
"""Size the DC preview for the scan about to run."""
|
||
self.bias_image_widget.begin_scan(n_rows, n_frames)
|
||
|
||
|
||
# ── Scan worker ───────────────────────────────────────────────────────────────
|
||
|
||
# ── Main window ───────────────────────────────────────────────────────────────
|
||
|
||
class MainWindow(QMainWindow):
|
||
def __init__(self):
|
||
super().__init__()
|
||
uic.loadUi(ROOT / "sc3-aui-main.ui", self)
|
||
self.setWindowTitle("Scanengine-3 AUI")
|
||
|
||
# ── T3R driver (owns serial + reader thread internally) ──────────────
|
||
# QtT3RAdapter re-emits the driver's thread-side callbacks as queued
|
||
# Qt signals so widget slots run on the GUI thread.
|
||
self._t3r_driver = QtT3RAdapter(parent=self)
|
||
self._t3r_panel: T3RControlPanel | None = None
|
||
|
||
# ── Worker threads ────────────────────────────────────────────────────
|
||
self._bbd_thread = QThread(self)
|
||
self._bbd_worker = BBD202Worker()
|
||
self._bbd_worker.moveToThread(self._bbd_thread)
|
||
self._bbd_thread.started.connect(self._bbd_worker.run)
|
||
|
||
self._oscope_thread = QThread(self)
|
||
self._oscope_worker = OscopeWorker()
|
||
self._oscope_worker.moveToThread(self._oscope_thread)
|
||
self._oscope_thread.started.connect(self._oscope_worker.run)
|
||
|
||
self._helios_thread = QThread(self)
|
||
self._helios_worker = HeliosWorker()
|
||
self._helios_worker.moveToThread(self._helios_thread)
|
||
self._helios_thread.started.connect(self._helios_worker.run)
|
||
|
||
# ── Popup windows ─────────────────────────────────────────────────────
|
||
self._camera_win = CameraWindow()
|
||
self._helios_win = HeliosWindow(self._helios_worker)
|
||
self._scan_progress = ScanProgressWindow()
|
||
|
||
self._scan_worker: QtScanController | None = None
|
||
self._scan_thread: QThread | None = None
|
||
|
||
self._bbd_active_jog: tuple[str, int] | None = None # (axis, direction)
|
||
self._bbd_jog_timer = QTimer(self)
|
||
self._bbd_jog_timer.setInterval(200)
|
||
self._bbd_jog_timer.timeout.connect(self._bbd_jog_tick)
|
||
|
||
self._init_menu_bar()
|
||
self._init_ui_fields()
|
||
self._wire_signals()
|
||
|
||
self._bbd_thread.start()
|
||
self._oscope_thread.start()
|
||
self._helios_thread.start()
|
||
|
||
# ── Menu bar ───────────────────────────────────────────────────────────────
|
||
|
||
def _init_menu_bar(self):
|
||
scan_menu = self.menuBar().addMenu("&Scan")
|
||
self.resume_scan_action = scan_menu.addAction("&Resume Scan…")
|
||
self.resume_scan_action.triggered.connect(self._on_resume_scan_action)
|
||
|
||
# ── UI initialisation ─────────────────────────────────────────────────────
|
||
|
||
def _init_ui_fields(self):
|
||
self.t3r_comport_edit.setText(DEFAULTS.t3r_port)
|
||
self.bbd202_comport_edit.setText(DEFAULTS.bbd_port)
|
||
self.oscope_ip_edit.setText(DEFAULTS.oscope_ip)
|
||
self._helios_win.helios_port_edit.setText(DEFAULTS.helios_port)
|
||
self.lineEdit_10.setText(str(BBD_DEFAULT_JOG_MM))
|
||
|
||
self.x_start_edit.setText("10.000")
|
||
self.y_start_edit.setText("10.000")
|
||
self.x_delta_edit.setText("80.000")
|
||
self.y_delta_edit.setText("50.000")
|
||
self.num_angles_edit.setText("1")
|
||
self.row_spacing_edit.setText("0.250")
|
||
self.scan_prefix_edit.setText("scan")
|
||
self.scan_save_dir_edit.setText(DEFAULTS.save_dir)
|
||
|
||
# Hide the old T3R manual controls; the connect toggle becomes the panel button.
|
||
for w in (
|
||
self.t3r_enable_t1_btn, self.t3r_enable_t2_btn,
|
||
self.t3r_enable_t3_btn, self.t3r_enable_gr_btn,
|
||
self.jog_t1_up_btn, self.jog_t1_down_btn,
|
||
self.jog_t2_up_btn, self.jog_t2_down_btn,
|
||
self.jog_t3_up_btn, self.jog_t3_down_btn,
|
||
self.jog_gr_ccw_btn, self.jog_gr_cw_btn,
|
||
self.t3r_set_current_t1_btn, self.t3r_set_current_t2_btn,
|
||
self.t3r_set_current_t3_btn, self.t3r_set_current_gr_btn,
|
||
self.t3r_current_t1_spin, self.t3r_current_t2_spin,
|
||
self.t3r_current_t3_spin, self.t3r_current_gr_spin,
|
||
self.t3r_jog_speed_edit,
|
||
):
|
||
w.setVisible(False)
|
||
|
||
self.t3r_connect_toggle.setCheckable(True)
|
||
self.t3r_connect_toggle.setText("Show T3R Panel")
|
||
self._set_bbd_controls_enabled(False)
|
||
|
||
# ── Signal wiring ─────────────────────────────────────────────────────────
|
||
|
||
def _wire_signals(self):
|
||
# T3R — toggle button opens/closes the T3RControlPanel
|
||
self.t3r_connect_toggle.toggled.connect(self._on_t3r_panel_toggle)
|
||
|
||
# BBD202
|
||
self.bbd202_connect_toggle.toggled.connect(self._on_bbd_toggle)
|
||
self._bbd_worker.connected.connect(self._on_bbd_connected)
|
||
self._bbd_worker.disconnected.connect(self._on_bbd_disconnected)
|
||
self._bbd_worker.connection_failed.connect(self._on_bbd_failed)
|
||
self._bbd_worker.position_updated.connect(self._on_bbd_position)
|
||
self._bbd_worker.error_occurred.connect(
|
||
lambda m: print(f"[BBD] {m}")
|
||
)
|
||
|
||
self.bbd_home_all_btn.clicked.connect(lambda: self._bbd_worker.queue_home_all())
|
||
self.bbd_enable_all_btn.clicked.connect(lambda: self._bbd_worker.queue_enable_all())
|
||
self.bbd_jog_x_pos_btn.pressed.connect(lambda: self._start_bbd_jog("x", 1))
|
||
self.bbd_jog_x_pos_btn.released.connect(self._stop_bbd_jog)
|
||
self.bbd_jog_x_neg_btn.pressed.connect(lambda: self._start_bbd_jog("x", -1))
|
||
self.bbd_jog_x_neg_btn.released.connect(self._stop_bbd_jog)
|
||
self.bbd_jog_y_pos_btn.pressed.connect(lambda: self._start_bbd_jog("y", 1))
|
||
self.bbd_jog_y_pos_btn.released.connect(self._stop_bbd_jog)
|
||
self.bbd_jog_y_neg_btn.pressed.connect(lambda: self._start_bbd_jog("y", -1))
|
||
self.bbd_jog_y_neg_btn.released.connect(self._stop_bbd_jog)
|
||
self.bbd_set_current_start_btn.clicked.connect(self._on_set_start_from_pos)
|
||
self.bbd_set_delta_current_btn.clicked.connect(self._on_calc_delta)
|
||
|
||
# Oscilloscope
|
||
self.oscope_connect_toggle.toggled.connect(self._on_oscope_toggle)
|
||
self._oscope_worker.connected.connect(self._on_oscope_connected)
|
||
self._oscope_worker.disconnected.connect(self._on_oscope_disconnected)
|
||
self._oscope_worker.connection_failed.connect(self._on_oscope_failed)
|
||
|
||
# Persist port fields to aui_defaults.json on change
|
||
self.t3r_comport_edit.editingFinished.connect(self._persist_defaults)
|
||
self.bbd202_comport_edit.editingFinished.connect(self._persist_defaults)
|
||
self.oscope_ip_edit.editingFinished.connect(self._persist_defaults)
|
||
|
||
# Camera
|
||
self.show_camera_toggle.toggled.connect(self._on_camera_toggle)
|
||
self._camera_win.closed.connect(
|
||
lambda: self._set_toggle(self.show_camera_toggle, False, "Show Camera Window")
|
||
)
|
||
|
||
# Helios
|
||
self.show_helios_toggle.toggled.connect(self._on_helios_toggle)
|
||
self._helios_win.closed.connect(
|
||
lambda: self._set_toggle(self.show_helios_toggle, False, "Show Helios Panel")
|
||
)
|
||
self._helios_win.helios_close_btn.clicked.connect(
|
||
lambda: self.show_helios_toggle.setChecked(False)
|
||
)
|
||
|
||
# Scan
|
||
self.start_scan_btn.clicked.connect(self._on_start_scan)
|
||
self.save_dir_browse_btn.clicked.connect(self._on_browse_save_dir)
|
||
self._scan_progress.abort_requested.connect(self._on_abort_scan)
|
||
self._scan_progress.pause_toggled.connect(self._on_pause_scan)
|
||
|
||
# ── T3R panel toggle ──────────────────────────────────────────────────────
|
||
|
||
def _on_t3r_panel_toggle(self, checked: bool):
|
||
if checked:
|
||
self._show_t3r_panel()
|
||
elif self._t3r_panel is not None:
|
||
self._t3r_panel.hide()
|
||
self.t3r_connect_toggle.setText("Show T3R Panel")
|
||
|
||
def _show_t3r_panel(self):
|
||
if self._t3r_panel is None:
|
||
self._t3r_panel = T3RControlPanel(self._t3r_driver, self)
|
||
# Pre-fill port from the field that's still shown in the main UI
|
||
port = self.t3r_comport_edit.text().strip()
|
||
if port:
|
||
idx = self._t3r_panel.port_combo.findData(port)
|
||
if idx < 0:
|
||
self._t3r_panel.port_combo.insertItem(0, port, port)
|
||
idx = 0
|
||
self._t3r_panel.port_combo.setCurrentIndex(idx)
|
||
self._t3r_panel.finished.connect(self._on_t3r_panel_closed)
|
||
self._t3r_panel.show()
|
||
self._t3r_panel.raise_()
|
||
self.t3r_connect_toggle.setText("Hide T3R Panel")
|
||
|
||
def _on_t3r_panel_closed(self):
|
||
self._set_toggle(self.t3r_connect_toggle, False, "Show T3R Panel")
|
||
|
||
# ── BBD202 slots ──────────────────────────────────────────────────────────
|
||
|
||
def _on_bbd_toggle(self, checked: bool):
|
||
if checked:
|
||
self.bbd202_connect_toggle.setText("Connecting…")
|
||
self.bbd202_connect_toggle.setEnabled(False)
|
||
self._bbd_worker.queue_connect(self.bbd202_comport_edit.text().strip())
|
||
else:
|
||
self._bbd_worker.queue_disconnect()
|
||
|
||
def _on_bbd_connected(self):
|
||
self.bbd202_connect_toggle.setEnabled(True)
|
||
self.bbd202_connect_toggle.setText("Disconnect")
|
||
self._set_bbd_controls_enabled(True)
|
||
|
||
def _on_bbd_disconnected(self):
|
||
self._set_toggle(self.bbd202_connect_toggle, False, "Connect")
|
||
self._set_bbd_controls_enabled(False)
|
||
self.bbd_current_x_position_indicator.setText("---.-")
|
||
self.bbd_current_y_position_indicator.setText("---.-")
|
||
|
||
def _on_bbd_failed(self, msg: str):
|
||
self._set_toggle(self.bbd202_connect_toggle, False, "Connect")
|
||
self.bbd202_connect_toggle.setEnabled(True)
|
||
QMessageBox.warning(self, "BBD202 Connection Failed", msg)
|
||
|
||
def _on_bbd_position(self, x: float, y: float):
|
||
self.bbd_current_x_position_indicator.setText(f"{x:07.3f}")
|
||
self.bbd_current_y_position_indicator.setText(f"{y:07.3f}")
|
||
|
||
def _start_bbd_jog(self, axis: str, direction: int):
|
||
self._bbd_active_jog = (axis, direction)
|
||
self._bbd_jog_tick()
|
||
self._bbd_jog_timer.start()
|
||
|
||
def _bbd_jog_tick(self):
|
||
if self._bbd_active_jog is None:
|
||
return
|
||
axis, direction = self._bbd_active_jog
|
||
try:
|
||
self._bbd_worker._jog_step = float(self.lineEdit_10.text())
|
||
except ValueError:
|
||
self._bbd_worker._jog_step = BBD_DEFAULT_JOG_MM
|
||
self._bbd_worker.queue_jog(axis, direction)
|
||
|
||
def _stop_bbd_jog(self):
|
||
self._bbd_jog_timer.stop()
|
||
self._bbd_active_jog = None
|
||
|
||
def _on_set_start_from_pos(self):
|
||
try:
|
||
x = float(self.bbd_current_x_position_indicator.text())
|
||
y = float(self.bbd_current_y_position_indicator.text())
|
||
self.x_start_edit.setText(f"{x:.3f}")
|
||
self.y_start_edit.setText(f"{y:.3f}")
|
||
except ValueError:
|
||
pass
|
||
|
||
def _on_calc_delta(self):
|
||
try:
|
||
xs = float(self.x_start_edit.text())
|
||
ys = float(self.y_start_edit.text())
|
||
cx = float(self.bbd_current_x_position_indicator.text())
|
||
cy = float(self.bbd_current_y_position_indicator.text())
|
||
self.x_delta_edit.setText(f"{abs(cx - xs):.3f}")
|
||
self.y_delta_edit.setText(f"{abs(cy - ys):.3f}")
|
||
except ValueError:
|
||
pass
|
||
|
||
def _set_bbd_controls_enabled(self, on: bool):
|
||
for w in (
|
||
self.bbd_home_all_btn, self.bbd_enable_all_btn,
|
||
self.bbd_jog_x_pos_btn, self.bbd_jog_x_neg_btn,
|
||
self.bbd_jog_y_pos_btn, self.bbd_jog_y_neg_btn,
|
||
self.bbd_set_current_start_btn, self.bbd_set_delta_current_btn,
|
||
):
|
||
w.setEnabled(on)
|
||
|
||
# ── Oscilloscope slots ────────────────────────────────────────────────────
|
||
|
||
def _on_oscope_toggle(self, checked: bool):
|
||
if checked:
|
||
self.oscope_connect_toggle.setText("Connecting…")
|
||
self.oscope_connect_toggle.setEnabled(False)
|
||
self._oscope_worker.queue_connect(self.oscope_ip_edit.text().strip())
|
||
else:
|
||
self._oscope_worker.queue_disconnect()
|
||
|
||
def _on_oscope_connected(self):
|
||
self.oscope_connect_toggle.setEnabled(True)
|
||
self.oscope_connect_toggle.setText("Disconnect")
|
||
|
||
def _on_oscope_disconnected(self):
|
||
self._set_toggle(self.oscope_connect_toggle, False, "Connect")
|
||
|
||
def _on_oscope_failed(self, msg: str):
|
||
self._set_toggle(self.oscope_connect_toggle, False, "Connect")
|
||
self.oscope_connect_toggle.setEnabled(True)
|
||
QMessageBox.warning(self, "Oscilloscope Connection Failed", msg)
|
||
|
||
# ── Persist defaults ──────────────────────────────────────────────────────
|
||
|
||
def _persist_defaults(self):
|
||
DEFAULTS.t3r_port = self.t3r_comport_edit.text().strip()
|
||
DEFAULTS.bbd_port = self.bbd202_comport_edit.text().strip()
|
||
DEFAULTS.oscope_ip = self.oscope_ip_edit.text().strip()
|
||
DEFAULTS.save_dir = self.scan_save_dir_edit.text().strip()
|
||
DEFAULTS.save()
|
||
|
||
# ── Camera toggle ─────────────────────────────────────────────────────────
|
||
|
||
def _on_camera_toggle(self, checked: bool):
|
||
if checked:
|
||
self.show_camera_toggle.setText("Hide Camera Window")
|
||
self._camera_win.show()
|
||
else:
|
||
self.show_camera_toggle.setText("Show Camera Window")
|
||
self._camera_win.close()
|
||
|
||
# ── Helios toggle ─────────────────────────────────────────────────────────
|
||
|
||
def _on_helios_toggle(self, checked: bool):
|
||
if checked:
|
||
self.show_helios_toggle.setText("Hide Helios Panel")
|
||
self._helios_win.show()
|
||
else:
|
||
self.show_helios_toggle.setText("Show Helios Panel")
|
||
self._helios_win.close()
|
||
|
||
# ── Scan ──────────────────────────────────────────────────────────────────
|
||
|
||
def _on_browse_save_dir(self):
|
||
d = QFileDialog.getExistingDirectory(
|
||
self, "Select Scan Save Directory", self.scan_save_dir_edit.text()
|
||
)
|
||
if d:
|
||
self.scan_save_dir_edit.setText(d)
|
||
self._persist_defaults()
|
||
|
||
def _on_start_scan(self):
|
||
try:
|
||
plan, prefix, save_dir = self._build_scan_plan()
|
||
except ValueError as e:
|
||
QMessageBox.warning(self, "Invalid Scan Parameters", str(e))
|
||
return
|
||
self._launch_scan_worker(plan, prefix, save_dir)
|
||
|
||
def _on_resume_scan_action(self):
|
||
if self._scan_thread is not None and self._scan_thread.isRunning():
|
||
QMessageBox.warning(
|
||
self, "Scan In Progress",
|
||
"A scan is already running — abort it before resuming another one."
|
||
)
|
||
return
|
||
|
||
start_dir = self.scan_save_dir_edit.text().strip() or DEFAULTS.save_dir
|
||
path_str, _ = QFileDialog.getOpenFileName(
|
||
self, "Select Scan File to Resume", start_dir, "SRAS Scan Files (*.sras)"
|
||
)
|
||
if not path_str:
|
||
return
|
||
path = Path(path_str)
|
||
|
||
try:
|
||
sras = SrasFile(path)
|
||
statuses = sras.angle_status()
|
||
except (ValueError, struct.error, OSError) as e:
|
||
QMessageBox.warning(self, "Cannot Resume Scan", f"Could not read scan file:\n\n{e}")
|
||
return
|
||
|
||
if not is_compatible(sras, velocity=SCAN_VELOCITY_MM_S,
|
||
laser_freq=LASER_FREQ_HZ, sample_rate=SAMPLE_RATE_HZ,
|
||
n_channels=len(SCAN_CHANNELS)):
|
||
QMessageBox.warning(
|
||
self, "Cannot Resume Scan",
|
||
f"{path.name} was recorded with acquisition settings that don't "
|
||
"match this app's current fixed settings, so appending to it "
|
||
"would corrupt the file. Resume is only possible for files "
|
||
"produced by this exact version of the app."
|
||
)
|
||
return
|
||
|
||
dialog = ResumeAngleDialog(statuses, self)
|
||
if dialog.exec() != QDialog.DialogCode.Accepted:
|
||
return
|
||
selected = set(dialog.selected_indices())
|
||
if not selected:
|
||
return
|
||
|
||
resume_plan = plan_resume(statuses, selected)
|
||
if resume_plan.auto_added:
|
||
QMessageBox.information(
|
||
self, "Additional Angles Required",
|
||
"The scan file has no data yet past angle "
|
||
f"{resume_plan.frontier_idx + 1}, so angle(s) can't be skipped over. "
|
||
"The following angle(s) will also be (re)acquired so there's "
|
||
f"no gap: {[i + 1 for i in resume_plan.auto_added]}"
|
||
)
|
||
|
||
angle_list = ", ".join(str(t.angle_idx + 1) for t in resume_plan.targets)
|
||
reply = QMessageBox.question(
|
||
self, "Resume Scan",
|
||
f"Resume {path.name}?\n\n"
|
||
f"Angle(s) to (re)acquire: {angle_list}\n"
|
||
f"Total rows to acquire: {resume_plan.total_rows}\n\n"
|
||
"Existing data for these angle(s) (if any) will be overwritten.",
|
||
QMessageBox.StandardButton.Yes | QMessageBox.StandardButton.No,
|
||
)
|
||
if reply != QMessageBox.StandardButton.Yes:
|
||
return
|
||
|
||
self._launch_scan_worker(plan_from_header(sras), path.stem,
|
||
str(path.parent), resume_plan.to_state(sras))
|
||
|
||
def _launch_scan_worker(self, plan: ScanPlan, prefix: str, save_dir: str,
|
||
resume: ResumeState | None = None):
|
||
rotator = RotationAxis(self._t3r_driver.driver, DEFAULT_ROTATION)
|
||
|
||
self._scan_thread = QThread(self)
|
||
self._scan_worker = QtScanController(
|
||
stage=self._bbd_worker.controller,
|
||
scope=self._oscope_worker.scope,
|
||
rotator=rotator,
|
||
plan=plan,
|
||
out_path=Path(save_dir) / f"{prefix}.sras",
|
||
resume=resume,
|
||
# Suppress BBD position polling for the duration of the scan —
|
||
# a worker concern, not the engine's.
|
||
on_scan_active=lambda active: setattr(
|
||
self._bbd_worker, "scanning_active", active),
|
||
)
|
||
self._scan_worker.moveToThread(self._scan_thread)
|
||
self._scan_thread.started.connect(self._scan_worker.run)
|
||
self._scan_worker.row_started.connect(self._scan_progress.on_row_started)
|
||
self._scan_worker.row_done.connect(self._on_row_done)
|
||
self._scan_worker.dc_bias_updated.connect(self._scan_progress.update_dc_bias_plot)
|
||
self._scan_worker.completed.connect(self._on_scan_complete)
|
||
self._scan_worker.failed.connect(self._on_scan_failed)
|
||
self._scan_worker.status_msg.connect(lambda m: print(f"[SCAN] {m}"))
|
||
self._scan_worker.user_prompt.connect(self._on_scan_user_prompt)
|
||
self._scan_worker.paused_changed.connect(self._scan_progress.on_worker_paused)
|
||
|
||
self.start_scan_btn.setEnabled(False)
|
||
self._scan_progress.reset_pause_btn()
|
||
ai0 = 0 if resume is None else resume.targets[0].angle_idx
|
||
self._scan_progress.update_progress(
|
||
0, plan.per_angle[ai0].n_rows,
|
||
0 if resume is None else ai0 + 1, plan.n_angles
|
||
)
|
||
self._scan_progress.begin_scan(plan.per_angle[ai0].n_rows,
|
||
plan.per_angle[ai0].n_frames)
|
||
self._scan_progress.show()
|
||
self._scan_thread.start()
|
||
|
||
def _build_scan_plan(self) -> tuple[ScanPlan, str, str]:
|
||
def _f(w, label):
|
||
try:
|
||
return float(w.text())
|
||
except ValueError:
|
||
raise ValueError(f"'{label}' is not a valid number: {w.text()!r}") from None
|
||
def _i(w, label):
|
||
try:
|
||
return int(w.text())
|
||
except ValueError:
|
||
raise ValueError(f"'{label}' is not a valid integer: {w.text()!r}") from None
|
||
|
||
plan = build_plan(
|
||
_f(self.x_start_edit, "XS"), _f(self.y_start_edit, "YS"),
|
||
_f(self.x_delta_edit, "XD"), _f(self.y_delta_edit, "YD"),
|
||
_i(self.num_angles_edit, "NumAngles"),
|
||
_f(self.row_spacing_edit, "RowSpacing"),
|
||
laser_freq_hz=LASER_FREQ_HZ, velocity_mm_s=SCAN_VELOCITY_MM_S,
|
||
rotation_sign=DEFAULT_ROTATION.rotation_sign,
|
||
)
|
||
prefix = self.scan_prefix_edit.text().strip() or "scan"
|
||
save_dir = self.scan_save_dir_edit.text().strip() or DEFAULTS.save_dir
|
||
return plan, prefix, save_dir
|
||
|
||
def _on_row_done(self, row: int, n_rows: int, angle_idx: int, n_angles: int):
|
||
self._scan_progress.update_progress(row, n_rows, angle_idx, n_angles)
|
||
|
||
def _on_scan_complete(self):
|
||
self._scan_progress.close()
|
||
self.start_scan_btn.setEnabled(True)
|
||
QMessageBox.information(
|
||
self, "Scan Complete",
|
||
"All rows and angles have been acquired.\n\n"
|
||
"Hardware will now be disconnected and the application will close."
|
||
)
|
||
self._disconnect_all_and_close()
|
||
|
||
def _on_scan_failed(self, msg: str):
|
||
self._scan_progress.close()
|
||
self.start_scan_btn.setEnabled(True)
|
||
if "aborted" in msg.lower():
|
||
QMessageBox.warning(self, "Scan Aborted", msg)
|
||
else:
|
||
QMessageBox.critical(self, "Scan Error", f"Scan stopped with an error:\n\n{msg}")
|
||
|
||
def _on_scan_user_prompt(self, title: str, message: str):
|
||
QMessageBox.information(self, title, message)
|
||
if self._scan_worker:
|
||
self._scan_worker.acknowledge_prompt()
|
||
|
||
def _on_abort_scan(self):
|
||
if self._scan_worker:
|
||
self._scan_worker.abort()
|
||
|
||
def _on_pause_scan(self, pause: bool):
|
||
if self._scan_worker:
|
||
if pause:
|
||
self._scan_worker.pause()
|
||
else:
|
||
self._scan_worker.resume()
|
||
|
||
def _disconnect_all_and_close(self):
|
||
"""Cleanly disconnect all hardware then quit."""
|
||
if self._t3r_driver.is_open:
|
||
self._t3r_driver.close()
|
||
if self._bbd_worker.is_connected:
|
||
self._bbd_worker.queue_disconnect()
|
||
if self._oscope_worker.is_connected:
|
||
self._oscope_worker.queue_disconnect()
|
||
if self._helios_worker.is_connected:
|
||
self._helios_worker.queue_disconnect()
|
||
self._camera_win.close()
|
||
self._helios_win.close()
|
||
QTimer.singleShot(1500, QApplication.instance().quit)
|
||
|
||
# ── Helpers ───────────────────────────────────────────────────────────────
|
||
|
||
@staticmethod
|
||
def _set_toggle(btn, checked: bool, text: str):
|
||
"""Silently update a checkable button without triggering its toggled signal."""
|
||
btn.blockSignals(True)
|
||
btn.setChecked(checked)
|
||
btn.setText(text)
|
||
btn.setEnabled(True)
|
||
btn.blockSignals(False)
|
||
|
||
# ── Cleanup ───────────────────────────────────────────────────────────────
|
||
|
||
def closeEvent(self, event):
|
||
self._camera_win.close()
|
||
self._scan_progress.close()
|
||
self._helios_win.close()
|
||
if self._t3r_driver.is_open:
|
||
self._t3r_driver.close()
|
||
for w in (self._bbd_worker, self._oscope_worker, self._helios_worker):
|
||
w.stop_worker()
|
||
for t in (self._bbd_thread, self._oscope_thread, self._helios_thread):
|
||
t.quit()
|
||
t.wait(2000)
|
||
super().closeEvent(event)
|
||
|
||
|
||
# ── Entry point ───────────────────────────────────────────────────────────────
|
||
|
||
def main():
|
||
app = QApplication(sys.argv)
|
||
app.setStyle("Fusion")
|
||
win = MainWindow()
|
||
win.show()
|
||
sys.exit(app.exec())
|
||
|
||
|
||
if __name__ == "__main__":
|
||
main()
|