diff options
Diffstat (limited to 'src')
| l--------- | src/qpsk.py (renamed from src/qpks.py) | 0 | ||||
| -rwxr-xr-x | src/sketch.py | 271 |
2 files changed, 187 insertions, 84 deletions
diff --git a/src/qpks.py b/src/qpsk.py index fd4e264..fd4e264 120000 --- a/src/qpks.py +++ b/src/qpsk.py diff --git a/src/sketch.py b/src/sketch.py index bed19a8..b7500c8 100755 --- a/src/sketch.py +++ b/src/sketch.py @@ -1,11 +1,24 @@ #!/usr/bin/env python3 +# Python stdlib +import sys + +# Grahical libraries from dearpygui.dearpygui import * from dearpygui.demo import show_demo -import qpks as qp +# Detect (unix) signals +import signal + +# GNURadio tools +from gnuradio import gr + +# Mathematics +import numpy as np + +# Our interface for simulation / hardware +import qpsk -from math import sin #für test Sijnal # Create GL context and initialize DearPyGUI create_context() @@ -15,11 +28,47 @@ setup_dearpygui() # Show demo for dev show_demo() +#================================================ +# Custom GNURadio blocks + +class pygui_plot_block(gr.sync_block): + def __init__(self, title="Plot", xlabel="x", ylabel="y"): + gr.sync_block.__init__(self, name="PyGUI Plot", + in_sig=[np.complex64], out_sig=None) + + self.title = title + self.xlabel = xlabel + self.ylabel = ylabel + + # TODO: parametrize with nsamples + self.buffer = np.linspace(0, 1, 1000) + + def construct_gui(self, width, height): + # Create plot + with plot(label=self.title, height=height, width=width): + add_plot_legend() + add_plot_axis(mvXAxis, label=self.xlabel) + add_plot_axis(mvYAxis, label=self.ylabel) + + def work(self, input_items, output_items): + # This is a sink (no output) + return 0 + + +class pygui_constellation_block(gr.sync_block): + def __init__(self, title="Constellation", xlabel="In-Phase", ylabel="Quadrature"): + gr.sync_block.__init__(self, name="PyGUI Constellation Diagram", + in_sig=[np.complex64], out_sig=None) + + self.title = title + self.xlabel = xlabel + selt.ylabel = ylabel + #================================================ # GUI Callback functions -def _on_params_close(): +def _on_flowgraph_close(): pass def _on_rx_node_link(sender, app_data): @@ -32,138 +81,192 @@ def _on_rx_node_delink(sender, app_data): delete_item(link_id) #================================================ -# Flow Graph Window +# Set up GNURadio simulation -# with window(label="RX DSP Flow Graph", width=800, height=800, on_close=_on_params_close, pos=(100,100), tag="rx_win"): -# with node_editor(callback=_on_rx_node_link, delink_callback=_on_rx_node_delink): -# with node(label="USRP Source", pos=(20,100)): -# with node_attribute(tag="src_out", attribute_type=mvNode_Attr_Output): -# add_text("Signal from antenna") +sim = qpsk.qpsk_nogui() -# with node(label="Clock Sync", pos=(200,200)): -# with node_attribute(tag="clksync_in", attribute_type=mvNode_Attr_Input): -# add_text("Input") +# Catch signals +def sim_sig_handler(sig=None, frame=None): + sim.stop() + sim.wait() + sys.exit(0) -# with node_attribute(tag="clksync_out", attribute_type=mvNode_Attr_Output): -# add_text("Synchronized") +# TODO: create GUI handlers +signal.signal(signal.SIGINT, sim_sig_handler) +signal.signal(signal.SIGTERM, sim_sig_handler); -# with node(label="Equalizer", pos=(350,100)): -# with node_attribute(attribute_type=mvNode_Attr_Static): -# add_input_float(label="Gain", width=150) +# Add GUI blocks +locked_time_plot = pygui_plot_block(title="Locked signal", xlabel="t") +sim.connect((sim.digital_costas_loop_cc_0, 0), (locked_time_plot, 0)) -# with node_attribute(tag="eq_in", attribute_type=mvNode_Attr_Input): -# add_text("Input") +#================================================ +# Simulation Control Window -# with node_attribute(tag="eq_out", attribute_type=mvNode_Attr_Output): -# add_text("Equalized") +with window(label="Simulation", width=200, height=400, pos=(25, 450), tag="sim_win"): + add_text("Simulation state:") -# with node(label="Phase Locked Loop", pos=(600, 200)): -# with node_attribute(tag="pll_in", attribute_type=mvNode_Attr_Input): -# add_text("Input") + with group(horizontal=True): + def on_sim_start_btn_clicked(): + sim.start() -# with node_attribute(tag="pll_out", attribute_type=mvNode_Attr_Output): -# add_text("Locked") + configure_item("sim_start_btn", enabled=False) + configure_item("sim_stop_btn", enabled=True) + def on_sim_stop_btn_clicked(): + sim.stop() + sim.wait() -# add_node_link(get_alias_id("src_out"), get_alias_id("clksync_in")) -# add_node_link(get_alias_id("clksync_out"), get_alias_id("eq_in")) -# add_node_link(get_alias_id("eq_out"), get_alias_id("pll_in")) + configure_item("sim_start_btn", enabled=True) + configure_item("sim_stop_btn", enabled=False) + add_button(label="Start", tag="sim_start_btn", callback=on_sim_start_btn_clicked) + add_button(label="Stop", enabled=False, tag="sim_stop_btn", callback=on_sim_stop_btn_clicked) #================================================ -# QPSK Window - -q = qp.qpsk_nogui() # Klasse initalisieren !!! +# Flow Graph Window -with window(label="QPSK", width=1500, height=800, on_close=_on_params_close, pos=(100,100), tag="rx_win"): +with window(label="RX DSP Flow Graph", width=800, height=400, on_close=_on_flowgraph_close, pos=(25,25), tag="rx_win"): with node_editor(callback=_on_rx_node_link, delink_callback=_on_rx_node_delink): - - with node(label="USRP Source ", pos=(20,100)): + with node(label="USRP Source", pos=(20,100)): with node_attribute(tag="src_out", attribute_type=mvNode_Attr_Output): - add_text("Signal Source Random") - print(q.analog_random_source_x_0) - # TO DO: Signal Plot - - with node(label="Constellation Modulator", pos=(200,200)): - with node_attribute(tag="modul_in", attribute_type=mvNode_Attr_Input): - add_text("Input") - add_text(f'Sample {q.sps}') - - with node_attribute(tag="modul_out", attribute_type=mvNode_Attr_Output): - add_text("Output") + add_text("Signal from antenna") - with node(label="Channel Model", pos=(420,100)): - with node_attribute(tag="channel_in", attribute_type=mvNode_Attr_Input): - add_text("Input") - - with node_attribute(tag="channel_out", attribute_type=mvNode_Attr_Output): - add_text("Output") - - with node(label="Clock Sync", pos=(550,200)): + with node(label="Clock Sync", pos=(200,200)): with node_attribute(tag="clksync_in", attribute_type=mvNode_Attr_Input): add_text("Input") with node_attribute(tag="clksync_out", attribute_type=mvNode_Attr_Output): add_text("Synchronized") - - with node(label="Equalizer", pos=(700,100)): - with node_attribute(attribute_type=mvNode_Attr_Static): - add_input_float(label="Gain", width=150) - + with node(label="Equalizer", pos=(350,100)): with node_attribute(tag="eq_in", attribute_type=mvNode_Attr_Input): add_text("Input") with node_attribute(tag="eq_out", attribute_type=mvNode_Attr_Output): add_text("Equalized") + with node_attribute(attribute_type=mvNode_Attr_Static): + add_knob_float(label="Gain") - with node(label="Phase Locked Loop", pos=(950, 200)): + with node(label="Phase Locked Loop", pos=(600, 200)): with node_attribute(tag="pll_in", attribute_type=mvNode_Attr_Input): add_text("Input") with node_attribute(tag="pll_out", attribute_type=mvNode_Attr_Output): add_text("Locked") + add_knob_float(label="Loop BW") - add_node_link(get_alias_id("src_out"), get_alias_id("modul_in")) - add_node_link(get_alias_id("modul_out"), get_alias_id("channel_in")) - add_node_link(get_alias_id("channel_out"), get_alias_id("clksync_in")) + add_node_link(get_alias_id("src_out"), get_alias_id("clksync_in")) add_node_link(get_alias_id("clksync_out"), get_alias_id("eq_in")) add_node_link(get_alias_id("eq_out"), get_alias_id("pll_in")) +#================================================ +# Time plots Window + +with window(label="Time domain plots", width=800, height=400, pos=(850,25), tag="time_plots_win"): + locked_time_plot.construct_gui(width=780, height=300) + + +#================================================ +# QPSK Window + +# q = qp.qpsk_nogui() + +# with window(label="QPSK", width=1500, height=800, on_close=_on_flowgraph_close, pos=(100,100), tag="rx_win"): +# with node_editor(callback=_on_rx_node_link, delink_callback=_on_rx_node_delink): +# +# with node(label="USRP Source ", pos=(20,100)): +# with node_attribute(tag="src_out", attribute_type=mvNode_Attr_Output): +# add_text("Signal Source Random") +# print(q.analog_random_source_x_0) +# # TO DO: Signal Plot +# +# with node(label="Constellation Modulator", pos=(200,200)): +# with node_attribute(tag="modul_in", attribute_type=mvNode_Attr_Input): +# add_text("Input") +# add_text(f'Sample {q.sps}') +# +# with node_attribute(tag="modul_out", attribute_type=mvNode_Attr_Output): +# add_text("Output") +# +# with node(label="Channel Model", pos=(420,100)): +# with node_attribute(tag="channel_in", attribute_type=mvNode_Attr_Input): +# add_text("Input") +# +# with node_attribute(tag="channel_out", attribute_type=mvNode_Attr_Output): +# add_text("Output") +# +# with node(label="Clock Sync", pos=(550,200)): +# with node_attribute(tag="clksync_in", attribute_type=mvNode_Attr_Input): +# add_text("Input") +# +# with node_attribute(tag="clksync_out", attribute_type=mvNode_Attr_Output): +# add_text("Synchronized") +# +# +# with node(label="Equalizer", pos=(700,100)): +# with node_attribute(attribute_type=mvNode_Attr_Static): +# add_input_float(label="Gain", width=150) +# +# with node_attribute(tag="eq_in", attribute_type=mvNode_Attr_Input): +# add_text("Input") +# +# with node_attribute(tag="eq_out", attribute_type=mvNode_Attr_Output): +# add_text("Equalized") +# +# +# with node(label="Phase Locked Loop", pos=(950, 200)): +# with node_attribute(tag="pll_in", attribute_type=mvNode_Attr_Input): +# add_text("Input") +# +# with node_attribute(tag="pll_out", attribute_type=mvNode_Attr_Output): +# add_text("Locked") +# +# +# add_node_link(get_alias_id("src_out"), get_alias_id("modul_in")) +# add_node_link(get_alias_id("modul_out"), get_alias_id("channel_in")) +# add_node_link(get_alias_id("channel_out"), get_alias_id("clksync_in")) +# add_node_link(get_alias_id("clksync_out"), get_alias_id("eq_in")) +# add_node_link(get_alias_id("eq_out"), get_alias_id("pll_in")) +# #================================================ # Plot Time Window Test # creating data -sindatax = [] -sindatay = [] -for i in range(0, 500): - sindatax.append(i / 1000) - sindatay.append(0.5 + 0.5 * sin(50 * i / 1000)) - -with window(label="Plots"): - add_text("Hello world") - # create plot - with plot(label="Line Series", height=400, width=400): - # optionally create legend - add_plot_legend() - - # REQUIRED: create x and y axes - add_plot_axis(mvXAxis, label="x") - add_plot_axis(mvYAxis, label="y", tag="y_axis") - - # series belong to a y axis - add_line_series(sindatax, sindatay, label="0.5 + 0.5 * sin(x)", parent="y_axis") +# sindatax = [] +# sindatay = [] +# for i in range(0, 500): +# sindatax.append(i / 1000) +# sindatay.append(0.5 + 0.5 * sin(50 * i / 1000)) +# +# with window(label="Plots"): +# add_text("Hello world") +# # create plot +# with plot(label="Line Series", height=400, width=400): +# # optionally create legend +# add_plot_legend() +# +# # REQUIRED: create x and y axes +# add_plot_axis(mvXAxis, label="x") +# add_plot_axis(mvYAxis, label="y", tag="y_axis") +# +# # series belong to a y axis +# add_line_series(sindatax, sindatay, label="0.5 + 0.5 * sin(x)", parent="y_axis") + #================================================ # Start window and main loop - - show_viewport() start_dearpygui() + +# clean up gui destroy_context() + +# Stop GNURadio +sim.stop() +sim.wait() |