split plots into separate file
This commit is contained in:
parent
2285bb78c1
commit
926a6abf1f
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@ -2,15 +2,11 @@
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import json
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import sys
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from pathlib import Path
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from typing import Callable, List, Literal, Tuple
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from typing import List
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import matplotlib as mpl
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import numpy as np
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import xarray as xr
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from matplotlib import pyplot as plt
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from matplotlib.backends.backend_qtagg import FigureCanvasQTAgg
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from matplotlib.lines import Line2D
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from matplotlib.ticker import EngFormatter
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from numpy import typing as npt
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from PySide6.QtGui import QAction, QKeySequence
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from PySide6.QtWidgets import (
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@ -23,128 +19,15 @@ from PySide6.QtWidgets import (
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QVBoxLayout,
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QWidget,
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)
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from skrf import plotting as rf_plt
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from vna import Charon
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from charon_vna.util import db20, s2vswr
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from charon_vna.plots import PlotWidget
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# %%
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DEFAULT_CONFIG = Path(__file__).parent / "config_default.json"
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CONFIG_SUFFIX = ".json"
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class PlotWidget(QWidget):
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traces: List[Tuple[int | str]]
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lines: List[Line2D]
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def __init__(self, type_: str = "logmag"):
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super().__init__()
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self.traces = [(1, 1)]
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layout = QVBoxLayout()
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self.setLayout(layout)
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self.fig = plt.Figure(figsize=(5, 4), dpi=100, tight_layout=True)
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self.ax = self.fig.add_subplot(111)
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self.set_plot_type(type_)
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self.lines = [
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self.ax.plot([np.nan], [np.nan], label="$S_{" + str(m) + str(n) + "}$")[0] for m, n in self.traces
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]
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self.ax.legend(loc="upper right")
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canvas = FigureCanvasQTAgg(self.fig)
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layout.addWidget(canvas)
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# toolbar = QToolBar("Toolbar")
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# toolbar.addAction("blah")
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# self.addToolBar(toolbar)
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def set_plot_type(
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self,
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type_: Literal["logmag", "phase", "vswr", "smith"],
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sweep_type: Literal["frequency", "time"] = "frequency",
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) -> None:
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if sweep_type != "frequency":
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raise NotImplementedError("Only frequency sweeps are currently supported")
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if type_ == "logmag":
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self.setup_logmag()
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elif type_ == "phase":
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self.setup_phase()
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elif type_ == "vswr":
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self.setup_vswr()
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elif type_ == "smith":
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self.setup_smith()
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else:
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raise ValueError(f"Unknown plot type: {type_}")
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self._plot_type = type_
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def update_plot(self, data: xr.DataArray):
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if self._plot_type == "logmag":
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self.update_logmag(data)
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elif self._plot_type == "phase":
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self.update_phase(data)
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elif self._plot_type == "vswr":
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self.update_vswr(data)
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elif self._plot_type == "smith":
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self.update_smith(data)
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def setup_rect(self) -> None:
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self.ax.grid(True)
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self.ax.xaxis.set_major_formatter(EngFormatter())
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self.ax.set_xlabel("Frequency [Hz]")
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def update_rect(self, data: xr.DataArray, func: Callable[[npt.ArrayLike], npt.ArrayLike]) -> None:
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self.ax.set_xlim(data["frequency"].min().data, data["frequency"].max().data)
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for ii, (m, n) in enumerate(self.traces):
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self.lines[ii].set_xdata(data["frequency"])
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self.lines[ii].set_ydata(func(data.sel(m=m, n=n)))
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self.fig.canvas.draw()
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def setup_logmag(self, ylim: List[float] = [-30, 30]) -> None:
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self.setup_rect()
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self.ax.set_ylim(ylim)
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self.ax.set_ylabel("Amplitude [dB]")
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def update_logmag(self, data: xr.DataArray) -> None:
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self.update_rect(data, db20)
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def setup_phase(self) -> None:
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self.setup_rect()
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self.ax.set_ylim(-200, 200)
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self.ax.set_ylabel("Phase [deg]")
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def update_phase(self, data: xr.DataArray):
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self.update_rect(data, lambda s: np.angle(s, deg=True))
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def setup_vswr(self) -> None:
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self.setup_rect()
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self.ax.set_yticks(np.arange(1, 11))
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self.ax.set_ylim(1, 10)
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self.ax.set_ylabel("VSWR")
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def update_vswr(self, data: xr.DataArray) -> None:
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self.update_rect(data, s2vswr)
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def setup_smith(self) -> None:
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self.ax.grid(False)
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self.ax.set_xlim(-1, 1)
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self.ax.set_ylim(-1, 1)
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self.ax.set_aspect("equal")
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rf_plt.smith(ax=self.ax, smithR=1, chart_type="z", draw_vswr=None)
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def update_smith(self, data: xr.DataArray) -> None:
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for ii, (m, n) in enumerate(self.traces):
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sel = data.sel(m=m, n=n)
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self.lines[ii].set_xdata(sel.real)
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self.lines[ii].set_ydata(sel.imag)
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self.fig.canvas.draw()
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class MainWindow(QMainWindow):
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config_path: Path | None
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# device: Charon
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129
charon_vna/plots.py
Normal file
129
charon_vna/plots.py
Normal file
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@ -0,0 +1,129 @@
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# %% imports
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from typing import Callable, List, Literal, Tuple
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import numpy as np
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import xarray as xr
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from matplotlib import pyplot as plt
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from matplotlib.backends.backend_qtagg import FigureCanvasQTAgg
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from matplotlib.lines import Line2D
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from matplotlib.ticker import EngFormatter
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from numpy import typing as npt
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from PySide6.QtWidgets import QVBoxLayout, QWidget
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from skrf import plotting as rf_plt
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from charon_vna.util import db20, s2vswr
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__all__ = ("PlotWidget",)
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# %%
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class PlotWidget(QWidget):
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traces: List[Tuple[int | str]]
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lines: List[Line2D]
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def __init__(self, type_: str = "logmag"):
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super().__init__()
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self.traces = [(1, 1)]
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layout = QVBoxLayout()
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self.setLayout(layout)
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self.fig = plt.Figure(figsize=(5, 4), dpi=100, tight_layout=True)
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self.ax = self.fig.add_subplot(111)
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self.set_plot_type(type_)
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self.lines = [
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self.ax.plot([np.nan], [np.nan], label="$S_{" + str(m) + str(n) + "}$")[0] for m, n in self.traces
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]
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self.ax.legend(loc="upper right")
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canvas = FigureCanvasQTAgg(self.fig)
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layout.addWidget(canvas)
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# toolbar = QToolBar("Toolbar")
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# toolbar.addAction("blah")
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# self.addToolBar(toolbar)
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def set_plot_type(
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self,
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type_: Literal["logmag", "phase", "vswr", "smith"],
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sweep_type: Literal["frequency", "time"] = "frequency",
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) -> None:
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if sweep_type != "frequency":
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raise NotImplementedError("Only frequency sweeps are currently supported")
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if type_ == "logmag":
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self.setup_logmag()
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elif type_ == "phase":
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self.setup_phase()
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elif type_ == "vswr":
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self.setup_vswr()
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elif type_ == "smith":
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self.setup_smith()
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else:
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raise ValueError(f"Unknown plot type: {type_}")
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self._plot_type = type_
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def update_plot(self, data: xr.DataArray):
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if self._plot_type == "logmag":
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self.update_logmag(data)
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elif self._plot_type == "phase":
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self.update_phase(data)
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elif self._plot_type == "vswr":
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self.update_vswr(data)
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elif self._plot_type == "smith":
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self.update_smith(data)
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def setup_rect(self) -> None:
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self.ax.grid(True)
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self.ax.xaxis.set_major_formatter(EngFormatter())
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self.ax.set_xlabel("Frequency [Hz]")
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def update_rect(self, data: xr.DataArray, func: Callable[[npt.ArrayLike], npt.ArrayLike]) -> None:
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self.ax.set_xlim(data["frequency"].min().data, data["frequency"].max().data)
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for ii, (m, n) in enumerate(self.traces):
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self.lines[ii].set_xdata(data["frequency"])
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self.lines[ii].set_ydata(func(data.sel(m=m, n=n)))
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self.fig.canvas.draw()
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def setup_logmag(self, ylim: List[float] = [-30, 30]) -> None:
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self.setup_rect()
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self.ax.set_ylim(ylim)
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self.ax.set_ylabel("Amplitude [dB]")
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def update_logmag(self, data: xr.DataArray) -> None:
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self.update_rect(data, db20)
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def setup_phase(self) -> None:
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self.setup_rect()
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self.ax.set_ylim(-200, 200)
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self.ax.set_ylabel("Phase [deg]")
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def update_phase(self, data: xr.DataArray):
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self.update_rect(data, lambda s: np.angle(s, deg=True))
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def setup_vswr(self) -> None:
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self.setup_rect()
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self.ax.set_yticks(np.arange(1, 11))
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self.ax.set_ylim(1, 10)
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self.ax.set_ylabel("VSWR")
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def update_vswr(self, data: xr.DataArray) -> None:
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self.update_rect(data, s2vswr)
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def setup_smith(self) -> None:
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self.ax.grid(False)
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self.ax.set_xlim(-1, 1)
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self.ax.set_ylim(-1, 1)
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self.ax.set_aspect("equal")
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rf_plt.smith(ax=self.ax, smithR=1, chart_type="z", draw_vswr=None)
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def update_smith(self, data: xr.DataArray) -> None:
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for ii, (m, n) in enumerate(self.traces):
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sel = data.sel(m=m, n=n)
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self.lines[ii].set_xdata(sel.real)
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self.lines[ii].set_ydata(sel.imag)
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self.fig.canvas.draw()
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